reverted refactor change to function

.idea/deploymentTargetSelector.xml

@@ -4,10 +4,10 @@
     <selectionStates>
       <SelectionState runConfigName="app">
         <option name="selectionMode" value="DROPDOWN" />
-        <DropdownSelection timestamp="2025-07-28T06:25:21.461295300Z">
+        <DropdownSelection timestamp="2025-09-29T10:52:30.282144200Z">
           <Target type="DEFAULT_BOOT">
             <handle>
-              <DeviceId pluginId="PhysicalDevice" identifier="serial=HA218GZY" />
+              <DeviceId pluginId="LocalEmulator" identifier="path=C:\Users\danie\.android\avd\Medium_Phone.avd" />
             </handle>
           </Target>
         </DropdownSelection>

.idea/deviceManager.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="DeviceTable">
+    <option name="columnSorters">
+      <list>
+        <ColumnSorterState>
+          <option name="column" value="Name" />
+          <option name="order" value="ASCENDING" />
+        </ColumnSorterState>
+      </list>
+    </option>
+  </component>
+</project>

.idea/misc.xml

@@ -6,4 +6,11 @@
   <component name="ProjectType">
     <option name="id" value="Android" />
   </component>
+  <component name="VisualizationToolProject">
+    <option name="state">
+      <ProjectState>
+        <option name="scale" value="0.1221923828125" />
+      </ProjectState>
+    </option>
+  </component>
 </project>

.idea/render.experimental.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="RenderSettings">
+    <option name="showDecorations" value="true" />
+  </component>
+</project>

app/build.gradle.kts

@@ -13,7 +13,7 @@ android {
         minSdk = 29
         targetSdk = 35
         versionCode = 1
-        versionName = "1.0"
+        versionName = "1.3"
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
     }
@@ -27,6 +27,24 @@ android {
             )
         }
     }
+
+    // Apache POI bringt viele META-INF-Dateien mit – hier aus dem APK ausschließen
+    packaging {
+        resources {
+            excludes += listOf(
+                "META-INF/DEPENDENCIES",
+                "META-INF/LICENSE",
+                "META-INF/LICENSE.txt",
+                "META-INF/NOTICE",
+                "META-INF/NOTICE.txt",
+                "META-INF/NOTICE.md",
+                "META-INF/LICENSE.md",
+                "META-INF/*.kotlin_module",
+                "META-INF/versions/**"
+            )
+        }
+    }
+
     compileOptions {
         sourceCompatibility = JavaVersion.VERSION_11
         targetCompatibility = JavaVersion.VERSION_11
@@ -44,22 +62,31 @@ dependencies {
     implementation(libs.material)
     implementation(libs.androidx.activity)
     implementation(libs.androidx.constraintlayout)
+
     testImplementation(libs.junit)
     androidTestImplementation(libs.androidx.junit)
     androidTestImplementation(libs.androidx.espresso.core)
+
     implementation("com.google.code.gson:gson:2.10.1")
+
     implementation("androidx.room:room-runtime:$room_version")
     kapt("androidx.room:room-compiler:$room_version")
     implementation("androidx.room:room-ktx:$room_version")
-    implementation ("org.jetbrains.kotlinx:kotlinx-coroutines-core:1.6.4")
+
-    implementation ("org.jetbrains.kotlinx:kotlinx-coroutines-android:1.6.4")
+    implementation("org.jetbrains.kotlinx:kotlinx-coroutines-core:1.6.4")
+    implementation("org.jetbrains.kotlinx:kotlinx-coroutines-android:1.6.4")
 
     // SQLCipher
-    implementation ("net.zetetic:android-database-sqlcipher:4.5.3@aar")
+    implementation("net.zetetic:android-database-sqlcipher:4.5.3@aar")
-    implementation ("androidx.sqlite:sqlite:2.1.0")
+    implementation("androidx.sqlite:sqlite:2.1.0")
-    implementation ("androidx.sqlite:sqlite-framework:2.1.0")
+    implementation("androidx.sqlite:sqlite-framework:2.1.0")
 
     // Server Upload
     implementation("com.squareup.okhttp3:okhttp:4.12.0")
 
+    // ---- Excel-Export (Apache POI) ----
+    // Leichtgewichtige OOXML-Implementierung + Kernbibliothek
+    implementation("org.apache.poi:poi:5.2.5")
+    implementation("org.apache.poi:poi-ooxml:5.2.5")
+    implementation("org.apache.poi:poi-ooxml-lite:5.2.5") //für kleinere Schemas
 }

app/release/output-metadata.json

@@ -0,0 +1,37 @@
+{
+  "version": 3,
+  "artifactType": {
+    "type": "APK",
+    "kind": "Directory"
+  },
+  "applicationId": "com.dano.test1",
+  "variantName": "release",
+  "elements": [
+    {
+      "type": "SINGLE",
+      "filters": [],
+      "attributes": [],
+      "versionCode": 1,
+      "versionName": "1.3",
+      "outputFile": "app-release.apk"
+    }
+  ],
+  "elementType": "File",
+  "baselineProfiles": [
+    {
+      "minApi": 28,
+      "maxApi": 30,
+      "baselineProfiles": [
+        "baselineProfiles/1/app-release.dm"
+      ]
+    },
+    {
+      "minApi": 31,
+      "maxApi": 2147483647,
+      "baselineProfiles": [
+        "baselineProfiles/0/app-release.dm"
+      ]
+    }
+  ],
+  "minSdkVersionForDexing": 29
+}

app/src/main/AndroidManifest.xml

@@ -1,8 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools">
+    xmlns:tools="http://schemas.android.com/tools"
-    <uses-permission android:name="android.permission.INTERNET" />
+    package="com.dano.test1">
 
+    <!-- Netzwerkberechtigungen -->
+    <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
 
     <application
         android:name=".MyApp"
@@ -15,6 +18,7 @@
         android:supportsRtl="true"
         android:theme="@style/Theme.Test1"
         android:networkSecurityConfig="@xml/network_security_config"
+        android:usesCleartextTraffic="true"
         tools:targetApi="31">
 
         <provider
@@ -29,7 +33,8 @@
 
         <activity
             android:name=".MainActivity"
-            android:exported="true">
+            android:exported="true"
+            android:configChanges="orientation|keyboardHidden|screenSize|smallestScreenSize|screenLayout">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.LAUNCHER" />

app/src/main/assets/questionnaire_1_demographic_information.json

@@ -20,11 +20,16 @@
     },
     {
       "id": "q2",
-      "layout": "client_not_signed",
+      "layout": "client_coach_code_question",
-      "textKey1": "no_consent_entered",
+      "question": "no_consent_entered",
-      "textKey2": "no_consent_note",
+      "hint1": "client_code",
-      "question": "coach_code_request",
+      "hint2": "coach_code"
-      "hint": "coach_code"
+    },
+    {
+      "id": "last_page",
+      "layout": "last_page",
+      "textKey": "finish_data_entry",
+      "question": "data_final_warning"
     },
     {
       "id": "q28",

app/src/main/assets/questionnaire_2_rhs.json

@@ -107,7 +107,7 @@
     {
       "id": "q11",
       "layout": "radio_question",
-      "question": "times_happend",
+      "question": "times_happend2",
       "options": [
         { "key": "once" },
         { "key": "multiple_times" }
@@ -116,7 +116,7 @@
     {
       "id": "q12",
       "layout": "value_spinner",
-      "question": "age_at_incident",
+      "question": "age_at_incident2",
       "range": {
         "min": 1,
         "max": 122

app/src/main/assets/questionnaire_order.json

@@ -1,24 +1,45 @@
 [
   {
     "file": "questionnaire_1_demographic_information.json",
-    "showPoints": false
+    "showPoints": false,
+    "condition": {
+      "alwaysAvailable": true
+    }
   },
   {
     "file": "questionnaire_2_rhs.json",
-    "showPoints": true
+    "showPoints": true,
+    "condition": {
+      "alwaysAvailable": true
+    }
   },
   {
     "file": "questionnaire_3_integration_index.json",
-    "showPoints": true
+    "showPoints": true,
+    "condition": {
+      "alwaysAvailable": true
+    }
   },
   {
     "file": "questionnaire_4_consultation_results.json",
-    "showPoints": false
+    "showPoints": false,
+    "condition": {
+      "requiresCompleted": [
+        "questionnaire_1_demographic_information",
+        "questionnaire_2_rhs",
+        "questionnaire_3_integration_index"
+      ],
+      "questionnaire": "questionnaire_1_demographic_information",
+      "questionId": "consent_instruction",
+      "operator": "==",
+      "value": "consent_signed"
+    }
   },
   {
     "file": "questionnaire_5_final_interview.json",
     "showPoints": false,
     "condition": {
+      "requiresCompleted": ["questionnaire_4_consultation_results"],
       "questionnaire": "questionnaire_4_consultation_results",
       "questionId": "consultation_decision",
       "operator": "==",
@@ -27,6 +48,20 @@
   },
   {
     "file": "questionnaire_6_follow_up_survey.json",
-    "showPoints": false
+    "showPoints": true,
+    "condition": {
+      "anyOf": [
+        {
+          "requiresCompleted": ["questionnaire_5_final_interview"]
+        },
+        {
+          "requiresCompleted": ["questionnaire_4_consultation_results"],
+          "questionnaire": "questionnaire_4_consultation_results",
+          "questionId": "consultation_decision",
+          "operator": "!=",
+          "value": "yellow"
+        }
+      ]
+    }
   }
 ]

app/src/main/java/com/dano/test1/AES256Helper.kt

@@ -1,56 +0,0 @@
-import java.io.File
-import java.io.FileInputStream
-import java.io.FileOutputStream
-import javax.crypto.Cipher
-import javax.crypto.CipherInputStream
-import javax.crypto.CipherOutputStream
-import javax.crypto.spec.IvParameterSpec
-import javax.crypto.spec.SecretKeySpec
-import kotlin.random.Random
-
-object AES256Helper {
-
-    private const val TRANSFORMATION = "AES/CBC/PKCS5Padding"
-    private const val ALGORITHM = "AES"
-    private const val IV_SIZE = 16
-
-    // Beispiel-Key: 32 Bytes = 256 bit. Ersetze das durch deinen eigenen sicheren Schlüssel!
-    private val keyBytes = "12345678901234567890123456789012".toByteArray(Charsets.UTF_8)
-    private val secretKey = SecretKeySpec(keyBytes, ALGORITHM)
-
-    // Verschlüsseln: InputFile -> OutputFile (mit zufälligem IV vorne in der Datei)
-    fun encryptFile(inputFile: File, outputFile: File) {
-        val iv = ByteArray(IV_SIZE)
-        Random.nextBytes(iv)
-        val ivSpec = IvParameterSpec(iv)
-        val cipher = Cipher.getInstance(TRANSFORMATION)
-        cipher.init(Cipher.ENCRYPT_MODE, secretKey, ivSpec)
-
-        FileOutputStream(outputFile).use { fileOut ->
-            // IV vorne reinschreiben
-            fileOut.write(iv)
-            CipherOutputStream(fileOut, cipher).use { cipherOut ->
-                FileInputStream(inputFile).use { fileIn ->
-                    fileIn.copyTo(cipherOut)
-                }
-            }
-        }
-    }
-
-    // Entschlüsseln: InputFile (IV+Ciphertext) -> OutputFile (Klartext)
-    fun decryptFile(inputFile: File, outputFile: File) {
-        FileInputStream(inputFile).use { fileIn ->
-            val iv = ByteArray(IV_SIZE)
-            if (fileIn.read(iv) != IV_SIZE) throw IllegalArgumentException("Ungültige Datei oder IV fehlt")
-            val ivSpec = IvParameterSpec(iv)
-            val cipher = Cipher.getInstance(TRANSFORMATION)
-            cipher.init(Cipher.DECRYPT_MODE, secretKey, ivSpec)
-
-            CipherInputStream(fileIn, cipher).use { cipherIn ->
-                FileOutputStream(outputFile).use { fileOut ->
-                    cipherIn.copyTo(fileOut)
-                }
-            }
-        }
-    }
-}

app/src/main/java/com/dano/test1/DatabaseDownloader.kt

@@ -1,81 +0,0 @@
-package com.dano.test1
-
-import android.content.Context
-import android.util.Log
-import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.launch
-import okhttp3.OkHttpClient
-import okhttp3.Request
-import java.io.File
-import java.io.FileOutputStream
-import javax.crypto.Cipher
-import javax.crypto.spec.IvParameterSpec
-import javax.crypto.spec.SecretKeySpec
-
-object DatabaseDownloader {
-
-    private const val DB_NAME = "questionnaire_database"
-    private const val API_TOKEN = "MEIN_SUPER_GEHEIMES_TOKEN_12345"
-    private const val SERVER_DOWNLOAD_URL = "http://49.13.157.44/downloadFull.php?token=$API_TOKEN"
-
-    // AES-256 Key (muss exakt 32 Bytes lang sein)
-    private const val AES_KEY = "12345678901234567890123456789012"
-
-    private val client = OkHttpClient()
-
-    fun downloadAndReplaceDatabase(context: Context) {
-        CoroutineScope(Dispatchers.IO).launch {
-            try {
-                Log.d("DOWNLOAD", "Download gestartet: $SERVER_DOWNLOAD_URL")
-
-                val request = Request.Builder()
-                    .url(SERVER_DOWNLOAD_URL)
-                    .build()
-
-                val response = client.newCall(request).execute()
-                if (!response.isSuccessful) {
-                    Log.e("DOWNLOAD", "Fehler beim Download: ${response.code}")
-                    return@launch
-                }
-
-                // Zwischenspeichern der verschlüsselten Datei
-                val downloadedFile = File(context.cacheDir, "downloaded_database.enc")
-                response.body?.byteStream()?.use { input ->
-                    FileOutputStream(downloadedFile).use { output ->
-                        input.copyTo(output)
-                    }
-                }
-                Log.d("DOWNLOAD", "Datei gespeichert: ${downloadedFile.absolutePath}")
-
-                // Entschlüsselung
-                val decryptedBytes = decryptFile(downloadedFile)
-                val dbFile = context.getDatabasePath(DB_NAME)
-                if (dbFile.exists()) dbFile.delete()
-                FileOutputStream(dbFile).use { fos ->
-                    fos.write(decryptedBytes)
-                }
-
-                Log.d("DOWNLOAD", "Neue DB erfolgreich entschlüsselt und eingesetzt")
-
-            } catch (e: Exception) {
-                Log.e("DOWNLOAD", "Fehler beim Download oder Ersetzen der DB", e)
-            }
-        }
-    }
-
-    private fun decryptFile(file: File): ByteArray {
-        val fileBytes = file.readBytes()
-        if (fileBytes.size < 16) throw IllegalArgumentException("Datei zu kurz, kein IV vorhanden")
-
-        val iv = fileBytes.copyOfRange(0, 16)
-        val cipherBytes = fileBytes.copyOfRange(16, fileBytes.size)
-
-        val cipher = Cipher.getInstance("AES/CBC/PKCS5Padding")
-        val keySpec = SecretKeySpec(AES_KEY.toByteArray(Charsets.UTF_8), "AES")
-        val ivSpec = IvParameterSpec(iv)
-        cipher.init(Cipher.DECRYPT_MODE, keySpec, ivSpec)
-
-        return cipher.doFinal(cipherBytes)
-    }
-}

app/src/main/java/com/dano/test1/DatabaseUploader.kt

@@ -1,232 +0,0 @@
-package com.dano.test1
-
-import android.content.Context
-import android.database.sqlite.SQLiteDatabase
-import android.util.Base64
-import android.util.Log
-import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.launch
-import android.database.Cursor
-import okhttp3.*
-import okhttp3.MediaType.Companion.toMediaType
-import okhttp3.RequestBody.Companion.asRequestBody
-import org.json.JSONArray
-import org.json.JSONObject
-import java.io.File
-import java.io.FileOutputStream
-import java.io.IOException
-import kotlin.system.exitProcess
-
-object DatabaseUploader {
-
-    private const val DB_NAME = "questionnaire_database"
-    // TODO entferne uploadDeltaTest2.php
-    private const val SERVER_DELTA_URL = "http://49.13.157.44/uploadDeltaTest2.php"
-    private const val SERVER_CHECK_URL = "http://49.13.157.44/checkDatabaseExists.php"
-    private const val API_TOKEN = "MEIN_SUPER_GEHEIMES_TOKEN_12345"
-
-    private val client = OkHttpClient()
-
-    fun uploadDatabase(context: Context) {
-        CoroutineScope(Dispatchers.IO).launch {
-            try {
-                val dbFile = context.getDatabasePath(DB_NAME)
-                if (!dbFile.exists()) {
-                    Log.e("UPLOAD", "Datenbankdatei existiert nicht: ${dbFile.absolutePath}")
-                    return@launch
-                }
-
-                // WAL-Checkpoint
-                try {
-                    val db = SQLiteDatabase.openDatabase(
-                        dbFile.absolutePath,
-                        null,
-                        SQLiteDatabase.OPEN_READWRITE
-                    )
-                    db.rawQuery("PRAGMA wal_checkpoint(FULL);", null).use { cursor ->
-                        if (cursor.moveToFirst()) {
-                            try {
-                                Log.d("UPLOAD", "WAL-Checkpoint result: ${cursor.getInt(0)}")
-                            } catch (_: Exception) {}
-                        }
-                    }
-                    db.close()
-                    Log.d("UPLOAD", "WAL-Checkpoint erfolgreich.")
-                } catch (e: Exception) {
-                    Log.e("UPLOAD", "Fehler beim WAL-Checkpoint", e)
-                }
-
-                val exists = checkDatabaseExists()
-                if (exists) {
-                    Log.d("UPLOAD", "Server-Datenbank vorhanden → Delta-Upload")
-                    uploadPseudoDelta(context, dbFile)
-                } else {
-                    Log.d("UPLOAD", "Keine Server-Datenbank → Delta-Upload")
-                    uploadPseudoDelta(context, dbFile)
-                }
-
-            } catch (e: Exception) {
-                Log.e("UPLOAD", "Fehler beim Hochladen der DB", e)
-            }
-        }
-    }
-
-    private fun checkDatabaseExists(): Boolean {
-        return try {
-            val request = Request.Builder()
-                .url(SERVER_CHECK_URL)
-                .get()
-                .build()
-
-            client.newCall(request).execute().use { response ->
-                if (!response.isSuccessful) {
-                    Log.e("UPLOAD", "checkDatabaseExists HTTP error: ${response.code}")
-                    return false
-                }
-                val body = response.body?.string() ?: return false
-                try {
-                    val j = JSONObject(body)
-                    j.optBoolean("exists", false)
-                } catch (e: Exception) {
-                    body.contains("exists", ignoreCase = true)
-                }
-            }
-        } catch (e: Exception) {
-            Log.e("UPLOAD", "Fehler bei Server-Prüfung", e)
-            false
-        }
-    }
-
-    /**
-     * Wichtig: Diese Funktion wurde erweitert, sodass:
-     *  - die DB als JSON in eine temporäre Datei geschrieben wird,
-     *  - diese JSON-Datei AES-verschlüsselt wird (mit AES256Helper.encryptFile),
-     *  - die verschlüsselte Datei als Multipart 'file' an den Server gesendet wird.
-     *
-     * (Funktionalität: gleiche Signatur wie vorher behalten)
-     */
-    private fun uploadPseudoDelta(context: Context, file: File) {
-        try {
-            val db = SQLiteDatabase.openDatabase(file.absolutePath, null, SQLiteDatabase.OPEN_READONLY)
-
-            val data = JSONObject().apply {
-                put("clients", queryToJsonArray(db, "SELECT clientCode FROM clients"))
-                put("questionnaires", queryToJsonArray(db, "SELECT id FROM questionnaires"))
-                put("questions", queryToJsonArray(db, "SELECT questionId, questionnaireId, question FROM questions"))
-                put("answers", queryToJsonArray(db, "SELECT clientCode, questionId, answerValue FROM answers"))
-                put(
-                    "completed_questionnaires",
-                    queryToJsonArray(
-                        db,
-                        "SELECT clientCode, questionnaireId, timestamp, isDone, sumPoints FROM completed_questionnaires"
-                    )
-                )
-            }
-
-            db.close()
-
-            // Schreibe JSON in temporäre Datei
-            val tmpJson = File(context.cacheDir, "payload.json")
-            tmpJson.writeText(data.toString())
-
-            // Verschlüssele JSON -> tmpEnc
-            val tmpEnc = File(context.cacheDir, "payload.enc")
-            try {
-                AES256Helper.encryptFile(tmpJson, tmpEnc)
-            } catch (e: Exception) {
-                Log.e("UPLOAD", "Fehler bei der Verschlüsselung der JSON-Datei", e)
-                // cleanup
-                tmpJson.delete()
-                return
-            }
-
-            val requestBody = MultipartBody.Builder()
-                .setType(MultipartBody.FORM)
-                .addFormDataPart("token", API_TOKEN)
-                // Datei-Feld "file" mit verschlüsselter Payload
-                .addFormDataPart(
-                    "file",
-                    "payload.enc",
-                    tmpEnc.asRequestBody("application/octet-stream".toMediaType())
-                )
-                .build()
-
-            val request = Request.Builder()
-                .url(SERVER_DELTA_URL)
-                .post(requestBody)
-                .build()
-
-            client.newCall(request).enqueue(object : Callback {
-                override fun onFailure(call: Call, e: IOException) {
-                    Log.e("UPLOAD", "Delta-Upload fehlgeschlagen: ${e.message}")
-                    // cleanup
-                    tmpJson.delete()
-                    tmpEnc.delete()
-                }
-
-                override fun onResponse(call: Call, response: Response) {
-                    val body = try {
-                        response.body?.string() ?: "Keine Response"
-                    } catch (e: Exception) {
-                        "Fehler beim Lesen der Response: ${e.message}"
-                    }
-                    if (response.isSuccessful) {
-                        Log.d("UPLOAD", "Delta-Upload erfolgreich: $body")
-                        // Lösche Hauptdatenbank
-                        if (file.delete()) {
-                            Log.d("UPLOAD", "Lokale DB gelöscht.")
-                        } else {
-                            Log.e("UPLOAD", "Löschen der lokalen DB fehlgeschlagen.")
-                        }
-                        // Lösche Journal-Datei
-                        val journalFile = File(file.parent, file.name + "-journal")
-                        if (journalFile.exists() && journalFile.delete()) {
-                            Log.d("UPLOAD", "Journal-Datei gelöscht.")
-                        }
-                        // cleanup temp files
-                        tmpJson.delete()
-                        tmpEnc.delete()
-                        exitProcess(0)
-                    } else {
-                        Log.e("UPLOAD", "Delta-Upload fehlgeschlagen: ${response.code} $body")
-                        tmpJson.delete()
-                        tmpEnc.delete()
-                    }
-                }
-            })
-
-        } catch (e: Exception) {
-            Log.e("UPLOAD", "Fehler beim Delta-Upload", e)
-        }
-    }
-
-    private fun queryToJsonArray(db: SQLiteDatabase, query: String): JSONArray {
-        val cursor = db.rawQuery(query, null)
-        val jsonArray = JSONArray()
-        cursor.use {
-            val columnNames = it.columnNames
-            while (it.moveToNext()) {
-                val obj = JSONObject()
-                for (col in columnNames) {
-                    val idx = it.getColumnIndex(col)
-                    if (idx >= 0) {
-                        when (it.getType(idx)) {
-                            Cursor.FIELD_TYPE_INTEGER -> obj.put(col, it.getLong(idx))
-                            Cursor.FIELD_TYPE_FLOAT -> obj.put(col, it.getDouble(idx))
-                            Cursor.FIELD_TYPE_STRING -> obj.put(col, it.getString(idx))
-                            Cursor.FIELD_TYPE_NULL -> obj.put(col, JSONObject.NULL)
-                            Cursor.FIELD_TYPE_BLOB -> {
-                                val blob = it.getBlob(idx)
-                                obj.put(col, Base64.encodeToString(blob, Base64.NO_WRAP))
-                            }
-                            else -> obj.put(col, it.getString(idx))
-                        }
-                    }
-                }
-                jsonArray.put(obj)
-            }
-        }
-        return jsonArray
-    }
-}

app/src/main/java/com/dano/test1/HandlerClientCoachCode.kt

@@ -1,116 +0,0 @@
-package com.dano.test1
-
-import android.view.View
-import android.widget.*
-import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.launch
-import kotlinx.coroutines.withContext
-
-class HandlerClientCoachCode(
-    private val answers: MutableMap<String, Any>,
-    private val languageID: String,
-    private val goToNextQuestion: () -> Unit,
-    private val goToPreviousQuestion: () -> Unit,
-    private val showToast: (String) -> Unit,
-) : QuestionHandler {
-
-    private lateinit var question: QuestionItem.ClientCoachCodeQuestion
-    private lateinit var layout: View
-
-    override fun bind(layout: View, question: QuestionItem) {
-        if (question !is QuestionItem.ClientCoachCodeQuestion) return
-
-        this.layout = layout
-        this.question = question
-
-        // Bind UI components
-        val clientCodeField = layout.findViewById<EditText>(R.id.client_code)
-        val coachCodeField = layout.findViewById<EditText>(R.id.coach_code)
-        val questionTextView = layout.findViewById<TextView>(R.id.question)
-
-        // Fill question text using language manager
-        questionTextView.text = question.question?.let {
-            LanguageManager.getText(languageID, it)
-        } ?: ""
-
-        // Load last used client code if available
-        val lastClientCode = GlobalValues.LAST_CLIENT_CODE
-        if (!lastClientCode.isNullOrBlank()) {
-            clientCodeField.setText(lastClientCode)
-            clientCodeField.isEnabled = false
-        } else {
-            clientCodeField.setText(answers["client_code"] as? String ?: "")
-            clientCodeField.isEnabled = true
-        }
-
-        // Load saved coach code
-        coachCodeField.setText(answers["coach_code"] as? String ?: "")
-
-        // Set click listener for Next button
-        layout.findViewById<Button>(R.id.Qnext).setOnClickListener {
-            onNextClicked(clientCodeField, coachCodeField)
-        }
-
-        // Set click listener for Previous button
-        layout.findViewById<Button>(R.id.Qprev).setOnClickListener {
-            onPreviousClicked(clientCodeField, coachCodeField)
-        }
-    }
-
-    // Handle Next button click
-    private fun onNextClicked(clientCodeField: EditText, coachCodeField: EditText) {
-        if (!validate()) {
-            val message = LanguageManager.getText(languageID, "fill_both_fields")
-            showToast(message)
-            return
-        }
-
-        val clientCode = clientCodeField.text.toString()
-        val coachCode = coachCodeField.text.toString()
-
-        // Check if client code already exists asynchronously
-        CoroutineScope(Dispatchers.IO).launch {
-            val existingClient = MyApp.database.clientDao().getClientByCode(clientCode)
-
-            withContext(Dispatchers.Main) {
-                if (existingClient != null && clientCodeField.isEnabled) {
-                    // Client code already exists and field was editable
-                    val message = LanguageManager.getText(languageID, "client_code_exists")
-                    showToast(message)
-                } else {
-                    // Either no existing client or re-using previous code
-                    saveAnswers(clientCode, coachCode)
-                    goToNextQuestion()
-                }
-            }
-        }
-    }
-
-    // Handle Previous button click
-    private fun onPreviousClicked(clientCodeField: EditText, coachCodeField: EditText) {
-        val clientCode = clientCodeField.text.toString()
-        val coachCode = coachCodeField.text.toString()
-        saveAnswers(clientCode, coachCode)
-        goToPreviousQuestion()
-    }
-
-    // Validate that both fields are filled
-    override fun validate(): Boolean {
-        val clientCode = layout.findViewById<EditText>(R.id.client_code).text
-        val coachCode = layout.findViewById<EditText>(R.id.coach_code).text
-        return clientCode.isNotBlank() && coachCode.isNotBlank()
-    }
-
-    // Save answers to shared state and global value
-    private fun saveAnswers(clientCode: String, coachCode: String) {
-        GlobalValues.LAST_CLIENT_CODE = clientCode
-        answers["client_code"] = clientCode
-        answers["coach_code"] = coachCode
-    }
-
-    // Required override but not used here
-    override fun saveAnswer() {
-        // Not used
-    }
-}

app/src/main/java/com/dano/test1/HandlerGlassScaleQuestion.kt

@@ -1,167 +0,0 @@
-package com.dano.test1
-
-import android.content.Context
-import android.view.Gravity
-import android.view.View
-import android.widget.*
-
-class HandlerGlassScaleQuestion(
-    private val context: Context,
-    private val answers: MutableMap<String, Any>,
-    private val points: MutableList<Int>,
-    private val languageID: String,
-    private val goToNextQuestion: () -> Unit,
-    private val goToPreviousQuestion: () -> Unit,
-    private val showToast: (String) -> Unit
-) : QuestionHandler {
-
-    private lateinit var layout: View
-    private lateinit var question: QuestionItem.GlassScaleQuestion
-
-    private val scaleLabels = listOf(
-        "never_glass", "little_glass", "moderate_glass", "much_glass", "extreme_glass"
-    )
-
-    private val pointsMap = mapOf(
-        "never_glass" to 0,
-        "little_glass" to 1,
-        "moderate_glass" to 2,
-        "much_glass" to 3,
-        "extreme_glass" to 4
-    )
-
-    override fun bind(layout: View, question: QuestionItem) {
-        if (question !is QuestionItem.GlassScaleQuestion) return
-
-        this.layout = layout
-        this.question = question
-
-        layout.findViewById<TextView>(R.id.textView).text =
-            question.textKey?.let { LanguageManager.getText(languageID, it) } ?: ""
-
-        layout.findViewById<TextView>(R.id.question).text =
-            question.question?.let { LanguageManager.getText(languageID, it) } ?: ""
-
-        val tableLayout = layout.findViewById<TableLayout>(R.id.glass_table)
-        tableLayout.removeAllViews()
-
-        val headerRow = TableRow(context).apply {
-            layoutParams = TableLayout.LayoutParams(
-                TableLayout.LayoutParams.MATCH_PARENT,
-                TableLayout.LayoutParams.WRAP_CONTENT
-            )
-            gravity = Gravity.CENTER
-        }
-
-        val emptyCell = TextView(context).apply {
-            layoutParams = TableRow.LayoutParams(0, TableRow.LayoutParams.WRAP_CONTENT, 4f)
-        }
-        headerRow.addView(emptyCell)
-
-        scaleLabels.forEach { labelKey ->
-            val labelText = LanguageManager.getText(languageID, labelKey)
-            val labelView = TextView(context).apply {
-                text = labelText
-                gravity = Gravity.START
-                layoutParams = TableRow.LayoutParams(0, TableRow.LayoutParams.WRAP_CONTENT, 1f)
-            }
-            headerRow.addView(labelView)
-        }
-        tableLayout.addView(headerRow)
-
-        addSymptomRows(tableLayout)
-
-        layout.findViewById<Button>(R.id.Qnext).setOnClickListener {
-            if (validate()) {
-                saveAnswer()
-                goToNextQuestion()
-            } else {
-                val message = LanguageManager.getText(languageID, "select_one_answer_per_row")
-                showToast(message)
-            }
-        }
-
-        layout.findViewById<Button>(R.id.Qprev).setOnClickListener {
-            goToPreviousQuestion()
-        }
-    }
-
-    private fun addSymptomRows(table: TableLayout) {
-        question.symptoms.forEach { symptomKey ->
-            val savedLabel = answers[symptomKey] as? String
-
-            val row = TableRow(context).apply {
-                layoutParams = TableRow.LayoutParams(
-                    TableRow.LayoutParams.MATCH_PARENT,
-                    TableRow.LayoutParams.WRAP_CONTENT
-                )
-            }
-
-            val symptomText = TextView(context).apply {
-                text = LanguageManager.getText(languageID, symptomKey)
-                layoutParams = TableRow.LayoutParams(0, TableRow.LayoutParams.WRAP_CONTENT, 4f)
-                setPadding(4, 16, 4, 16)
-            }
-            row.addView(symptomText)
-
-            val radioGroup = RadioGroup(context).apply {
-                orientation = RadioGroup.HORIZONTAL
-                layoutParams = TableRow.LayoutParams(0, TableRow.LayoutParams.WRAP_CONTENT, 5f)
-            }
-
-            scaleLabels.forEach { labelKey ->
-                val radioButton = RadioButton(context).apply {
-                    tag = labelKey
-                    id = View.generateViewId()
-                    isChecked = savedLabel == labelKey
-                    layoutParams =
-                        RadioGroup.LayoutParams(0, RadioGroup.LayoutParams.WRAP_CONTENT, 1f)
-                    gravity = Gravity.CENTER
-                }
-                radioGroup.addView(radioButton)
-            }
-            row.addView(radioGroup)
-            table.addView(row)
-        }
-    }
-
-    override fun validate(): Boolean {
-        val table = layout.findViewById<TableLayout>(R.id.glass_table)
-        for (i in 1 until table.childCount) {
-            val row = table.getChildAt(i) as TableRow
-            val radioGroup = row.getChildAt(1) as RadioGroup
-            if (radioGroup.checkedRadioButtonId == -1) {
-                return false
-            }
-        }
-        return true
-    }
-
-    override fun saveAnswer() {
-        // Vorherige Punkte dieser Frage entfernen
-        question.symptoms.forEach {
-            val previousLabel = answers[it] as? String
-            val previousPoint = pointsMap[previousLabel]
-            if (previousPoint != null) {
-                points.remove(previousPoint)
-            }
-        }
-
-        val table = layout.findViewById<TableLayout>(R.id.glass_table)
-        for (i in 1 until table.childCount) {
-            val row = table.getChildAt(i) as TableRow
-            val symptomKey = question.symptoms[i - 1]
-
-            val radioGroup = row.getChildAt(1) as RadioGroup
-            val checkedId = radioGroup.checkedRadioButtonId
-            if (checkedId != -1) {
-                val radioButton = radioGroup.findViewById<RadioButton>(checkedId)
-                val selectedLabel = radioButton.tag as String
-                answers[symptomKey] = selectedLabel
-
-                val point = pointsMap[selectedLabel] ?: 0
-                points.add(point)
-            }
-        }
-    }
-}

app/src/main/java/com/dano/test1/HandlerLastPage.kt

@@ -1,93 +0,0 @@
-package com.dano.test1
-
-import android.view.View
-import android.widget.*
-import android.text.Html
-import kotlinx.coroutines.*
-
-class HandlerLastPage(
-    private val answers: Map<String, Any>,
-    private val languageID: String,
-    private val goToNextQuestion: () -> Unit,
-    private val goToPreviousQuestion: () -> Unit,
-    private val saveAnswersToDatabase: suspend (Map<String, Any>) -> Unit
-) : QuestionHandler {
-
-    private lateinit var currentQuestion: QuestionItem.LastPage
-    private lateinit var layout: View
-    private val minLoadingTimeMs = 2000L  // Minimum loading time in milliseconds (2 seconds)
-
-    override fun bind(layout: View, question: QuestionItem) {
-        this.layout = layout
-        currentQuestion = question as QuestionItem.LastPage
-
-        // Set localized text for the last page
-        layout.findViewById<TextView>(R.id.textView).text =
-            LanguageManager.getText(languageID, currentQuestion.textKey)
-
-        // Set question text with HTML formatting
-        layout.findViewById<TextView>(R.id.question).text =
-            Html.fromHtml(
-                LanguageManager.getText(languageID, currentQuestion.question),
-                Html.FROM_HTML_MODE_LEGACY
-            )
-
-        // Setup previous button
-        layout.findViewById<Button>(R.id.Qprev).setOnClickListener {
-            goToPreviousQuestion()
-        }
-
-        // Setup finish button
-        layout.findViewById<Button>(R.id.Qfinish).setOnClickListener {
-            showLoading(true)  // Show loading indicator
-
-            // Save answers on a background thread
-            CoroutineScope(Dispatchers.IO).launch {
-                val startTime = System.currentTimeMillis()
-
-                // Save answers to database (suspend function)
-                saveAnswersToDatabase(answers)
-
-                // Calculate total points and update global value
-                GlobalValues.INTEGRATION_INDEX = sumPoints()
-
-                // Save last client code globally if available
-                val clientCode = answers["client_code"] as? String
-                if (clientCode != null) GlobalValues.LAST_CLIENT_CODE = clientCode
-
-                // Ensure loading animation runs at least 2 seconds
-                val elapsedTime = System.currentTimeMillis() - startTime
-                if (elapsedTime < minLoadingTimeMs) {
-                    delay(minLoadingTimeMs - elapsedTime)
-                }
-
-                // Switch back to main thread to update UI
-                withContext(Dispatchers.Main) {
-                    showLoading(false)  // Hide loading indicator
-                    val activity = layout.context as? MainActivity
-                    activity?.finishQuestionnaire() ?: goToNextQuestion()
-                }
-            }
-        }
-    }
-
-    override fun validate(): Boolean = true // No validation needed on last page
-    override fun saveAnswer() {}             // No answers to save here
-
-    // Calculate the sum of all keys ending with "_points"
-    private fun sumPoints(): Int =
-        answers.filterKeys { it.endsWith("_points") }
-            .values.mapNotNull { it as? Int }
-            .sum()
-
-    // Show or hide a ProgressBar (loading spinner)
-    private fun showLoading(show: Boolean) {
-        val progressBar = layout.findViewById<ProgressBar>(R.id.progressBar)
-        val finishButton = layout.findViewById<Button>(R.id.Qfinish)
-        val prevButton = layout.findViewById<Button>(R.id.Qprev)
-
-        progressBar?.visibility = if (show) View.VISIBLE else View.GONE
-        finishButton?.isEnabled = !show
-        prevButton?.isEnabled = !show
-    }
-}

app/src/main/java/com/dano/test1/HandlerMultiCheckboxQuestion.kt

@@ -1,104 +0,0 @@
-package com.dano.test1
-
-import android.content.Context
-import android.view.View
-import android.widget.*
-
-class HandlerMultiCheckboxQuestion(
-    private val context: Context,
-    private val answers: MutableMap<String, Any>,
-    private val points: MutableList<Int>,
-    private val languageID: String,
-    private val goToNextQuestion: () -> Unit,
-    private val goToPreviousQuestion: () -> Unit,
-    private val showToast: (String) -> Unit
-) : QuestionHandler {
-
-    private lateinit var layout: View
-    private lateinit var question: QuestionItem.MultiCheckboxQuestion
-
-    override fun bind(layout: View, question: QuestionItem) {
-        this.layout = layout
-        this.question = question as QuestionItem.MultiCheckboxQuestion
-
-        val container = layout.findViewById<LinearLayout>(R.id.CheckboxContainer)
-        val questionTitle = layout.findViewById<TextView>(R.id.question)
-        val questionTextView = layout.findViewById<TextView>(R.id.textView)
-
-        // Hier jetzt identisch zur RadioQuestion:
-        questionTextView.text = this.question.textKey?.let { LanguageManager.getText(languageID, it) } ?: ""
-        questionTitle.text = this.question.question?.let { LanguageManager.getText(languageID, it) } ?: ""
-
-        container.removeAllViews()
-
-        val selectedKeys = this.question.question?.let {
-            (answers[it] as? List<*>)?.map { it.toString() }?.toSet()
-        } ?: emptySet()
-
-        this.question.options.forEach { option ->
-            val checkBox = CheckBox(context).apply {
-                text = LanguageManager.getText(languageID, option.key)
-                tag = option.key
-                isChecked = selectedKeys.contains(option.key)
-                layoutParams = LinearLayout.LayoutParams(
-                    LinearLayout.LayoutParams.MATCH_PARENT,
-                    LinearLayout.LayoutParams.WRAP_CONTENT
-                ).apply {
-                    val scale = context.resources.displayMetrics.density
-                    val marginBottom = (16 * scale + 0.5f).toInt()
-                    setMargins(0, 0, 0, marginBottom)
-                }
-            }
-            container.addView(checkBox)
-        }
-
-        layout.findViewById<Button>(R.id.Qnext).setOnClickListener {
-            if (validate()) {
-                saveAnswer()
-                goToNextQuestion()
-            } else {
-                val msgKey = if (question.minSelection == 1) {
-                    "select_at_least_one_answer"
-                } else {
-                    "select_at_least_minimum"
-                }
-                val errorMessage = LanguageManager.getTextFormatted(languageID, msgKey, "choose_more_elements")
-                showToast(errorMessage)
-            }
-        }
-
-        layout.findViewById<Button>(R.id.Qprev).setOnClickListener {
-            goToPreviousQuestion()
-        }
-    }
-
-    override fun validate(): Boolean {
-        val container = layout.findViewById<LinearLayout>(R.id.CheckboxContainer)
-        var selectedCount = 0
-        for (i in 0 until container.childCount) {
-            val checkBox = container.getChildAt(i) as? CheckBox ?: continue
-            if (checkBox.isChecked) selectedCount++
-        }
-        return selectedCount >= question.minSelection
-    }
-
-    override fun saveAnswer() {
-        val container = layout.findViewById<LinearLayout>(R.id.CheckboxContainer)
-        val selectedKeys = mutableListOf<String>()
-        var totalPoints = 0
-
-        for (i in 0 until container.childCount) {
-            val checkBox = container.getChildAt(i) as? CheckBox ?: continue
-            if (checkBox.isChecked) {
-                val key = checkBox.tag.toString()
-                selectedKeys.add(key)
-                totalPoints += question.pointsMap?.get(key) ?: 0
-            }
-        }
-
-        question.question?.let { questionKey ->
-            answers[questionKey] = selectedKeys
-            points.add(totalPoints)
-        }
-    }
-}

app/src/main/java/com/dano/test1/HandlerOpeningScreen.kt

@@ -1,610 +0,0 @@
-package com.dano.test1
-
-import android.graphics.Canvas
-import android.graphics.Paint
-import android.graphics.Color
-import android.graphics.pdf.PdfDocument
-import android.view.View
-import android.widget.*
-import kotlinx.coroutines.*
-import org.json.JSONArray
-import android.util.Log
-import java.io.File
-
-
-var INTEGRATION_INDEX_POINTS: Int? = null
-
-class HandlerOpeningScreen(private val activity: MainActivity) {
-
-    private var languageID: String = "GERMAN"
-    private lateinit var editText: EditText
-    private lateinit var spinner: Spinner
-    private lateinit var textView: TextView
-    private lateinit var buttonContainer: LinearLayout
-    private lateinit var buttonLoad: Button
-    private lateinit var saveButton: Button
-    private lateinit var editButton: Button
-    private lateinit var uploadButton: Button
-    private lateinit var downloadButton: Button
-
-    private val dynamicButtons = mutableListOf<Button>()
-    private val questionnaireFiles = mutableMapOf<Button, String>()
-    private val buttonPoints: MutableMap<String, Int> = mutableMapOf()
-    private var questionnaireEntries: List<QuestionItem.QuestionnaireEntry> = emptyList()
-
-    fun init() {
-        activity.setContentView(R.layout.opening_screen)
-
-        bindViews()
-
-        loadQuestionnaireOrder()
-        createQuestionnaireButtons()
-        restorePreviousClientCode()
-
-        setupLanguageSpinner()
-        setupLoadButton()
-        setupSaveButton()
-        setupEditButton()
-        setupUploadButton()
-        setupDownloadButton()
-
-        val dbPath = "/data/data/com.dano.test1/databases/questionnaire_database"
-        val pathExists = File(dbPath).exists()
-        if (pathExists) {
-            updateMainButtonsState(true)
-        }
-        else{
-            updateMainButtonsState(false)
-        }
-
-        if (!editText.text.isNullOrBlank()) {
-            buttonLoad.performClick()
-        }
-
-    }
-
-
-    private fun bindViews() {
-        editText = activity.findViewById(R.id.editText)
-        spinner = activity.findViewById(R.id.string_spinner1)
-        textView = activity.findViewById(R.id.textView)
-        buttonContainer = activity.findViewById(R.id.buttonContainer)
-        buttonLoad = activity.findViewById(R.id.loadButton)
-        saveButton = activity.findViewById(R.id.saveButton)
-        editButton = activity.findViewById(R.id.editButton)
-        uploadButton = activity.findViewById(R.id.uploadButton)
-        downloadButton = activity.findViewById(R.id.downloadButton)
-
-        val tag = editText.tag as? String ?: ""
-        editText.hint = LanguageManager.getText(languageID, tag)
-        textView.text = LanguageManager.getText(languageID, "example_text")
-    }
-
-    private fun loadQuestionnaireOrder() {
-        try {
-            val inputStream = activity.assets.open("questionnaire_order.json")
-            val json = inputStream.bufferedReader().use { it.readText() }
-            val jsonArray = JSONArray(json)
-
-            questionnaireEntries = (0 until jsonArray.length()).map { i ->
-                val obj = jsonArray.getJSONObject(i)
-                val file = obj.getString("file")
-                val conditionObj = obj.optJSONObject("condition")
-                val condition = if (conditionObj != null) {
-                    QuestionItem.Condition(
-                        questionnaire = conditionObj.getString("questionnaire"),
-                        questionId = conditionObj.getString("questionId"),
-                        operator = conditionObj.getString("operator"),
-                        value = conditionObj.getString("value")
-                    )
-                } else null
-
-                val showPoints = obj.optBoolean("showPoints", false)
-
-                QuestionItem.QuestionnaireEntry(file, condition, showPoints)
-            }
-        } catch (e: Exception) {
-            e.printStackTrace()
-            questionnaireEntries = emptyList()
-        }
-    }
-
-    private fun createQuestionnaireButtons() {
-        buttonContainer.removeAllViews()
-        dynamicButtons.clear()
-        questionnaireFiles.clear()
-
-        for ((index, entry) in questionnaireEntries.withIndex()) {
-            val button = Button(activity).apply {
-                layoutParams = LinearLayout.LayoutParams(
-                    LinearLayout.LayoutParams.MATCH_PARENT,
-                    LinearLayout.LayoutParams.WRAP_CONTENT
-                ).apply { setMargins(0, 8, 0, 8) }
-                text = "Questionnaire ${index + 1}"
-                id = View.generateViewId()
-            }
-            buttonContainer.addView(button)
-            dynamicButtons.add(button)
-            questionnaireFiles[button] = entry.file
-        }
-
-        updateButtonTexts()
-        setButtonsEnabled(listOf(dynamicButtons.firstOrNull()).filterNotNull())
-
-        dynamicButtons.forEach { button ->
-            button.setOnClickListener {
-                startQuestionnaireForButton(button)
-                setButtonsEnabled(dynamicButtons.filter { it != button })
-            }
-        }
-    }
-
-    private fun restorePreviousClientCode() {
-        GlobalValues.LAST_CLIENT_CODE?.let { editText.setText(it) }
-    }
-
-    private fun setupLanguageSpinner() {
-        val languages = listOf("GERMAN", "ENGLISH", "FRENCH", "ROMANIAN", "ARABIC", "POLISH", "TURKISH", "UKRAINIAN", "RUSSIAN", "SPANISH")
-        val adapter = ArrayAdapter(activity, android.R.layout.simple_spinner_item, languages).apply {
-            setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item)
-        }
-        spinner.adapter = adapter
-        spinner.setSelection(languages.indexOf(languageID))
-
-        spinner.onItemSelectedListener = object : AdapterView.OnItemSelectedListener {
-            override fun onItemSelected(parent: AdapterView<*>, view: View?, position: Int, id: Long) {
-                languageID = languages[position]
-                updateButtonTexts()
-                val hintTag = editText.tag as? String ?: ""
-                editText.hint = LanguageManager.getText(languageID, hintTag)
-            }
-
-            override fun onNothingSelected(parent: AdapterView<*>) {}
-        }
-    }
-
-    private fun setupLoadButton() {
-        buttonLoad.text = LanguageManager.getText(languageID, "load")
-        buttonLoad.setOnClickListener { handleLoadButton() }
-    }
-
-    private fun handleLoadButton() {
-        buttonPoints.clear()
-        updateButtonTexts()
-        setButtonsEnabled(emptyList())
-
-        val inputText = editText.text.toString().trim()
-        if (inputText.isBlank()) {
-            val message = LanguageManager.getText(languageID, "please_client_code")
-            Toast.makeText(activity, message, Toast.LENGTH_SHORT).show()
-            return
-        }
-
-        val clientCode = inputText
-
-        GlobalValues.LAST_CLIENT_CODE = clientCode
-
-        CoroutineScope(Dispatchers.IO).launch {
-            val client = MyApp.database.clientDao().getClientByCode(clientCode)
-            if (client == null) {
-                withContext(Dispatchers.Main) {
-                    val message = LanguageManager.getText(languageID, "no_profile")
-                    Toast.makeText(activity, message, Toast.LENGTH_LONG).show()
-                    setButtonsEnabled(listOf(dynamicButtons.firstOrNull()).filterNotNull())
-                }
-                return@launch
-            }
-
-            withContext(Dispatchers.Main) {
-                updateMainButtonsState(true) // Datenbank vorhanden -> Buttons aktivieren
-                handleNormalLoad(clientCode)
-            }
-        }
-    }
-
-    private suspend fun handleNormalLoad(clientCode: String) {
-        val completedIds = withContext(Dispatchers.IO) {
-            MyApp.database.completedQuestionnaireDao().getCompletedQuestionnairesForClient(clientCode)
-        }
-
-        if (completedIds.isEmpty()) {
-            setButtonsEnabled(listOf(dynamicButtons.firstOrNull()).filterNotNull())
-            val message = LanguageManager.getText(languageID, "no_profile")
-            Toast.makeText(activity, message, Toast.LENGTH_LONG).show()
-            return
-        }
-
-        val completedIndexes = completedIds.mapNotNull { id ->
-            questionnaireEntries.indexOfFirst { it.file.contains(id, ignoreCase = true) }.takeIf { it >= 0 }
-        }.sorted()
-
-        val completedEntries = withContext(Dispatchers.IO) {
-            MyApp.database.completedQuestionnaireDao().getAllForClient(clientCode)
-        }
-
-        buttonPoints.clear()
-        for (entry in completedEntries) {
-            if (entry.isDone) {
-                buttonPoints[entry.questionnaireId] = entry.sumPoints ?: 0
-
-                if (entry.questionnaireId.contains("questionnaire_3_integration_index", ignoreCase = true)) {
-                    INTEGRATION_INDEX_POINTS = entry.sumPoints
-                }
-            }
-        }
-
-        updateButtonTexts()
-
-        var nextIndex = (completedIndexes.lastOrNull() ?: -1) + 1
-
-        while (nextIndex < questionnaireEntries.size) {
-            val entry = questionnaireEntries[nextIndex]
-            val condition = entry.condition
-
-            if (condition != null) {
-                val answers = MyApp.database.answerDao().getAnswersForClientAndQuestionnaire(clientCode, condition.questionnaire)
-
-                val relevantAnswer = answers.find {
-                    it.questionId.endsWith(condition.questionId)
-                }
-
-                val answerValue = relevantAnswer?.answerValue ?: ""
-                val conditionMet = when (condition.operator) {
-                    "!=" -> answerValue != condition.value
-                    "==" -> answerValue == condition.value
-                    else -> true
-                }
-
-                if (conditionMet) break
-                else nextIndex++
-            } else {
-                break
-            }
-        }
-
-        if (nextIndex >= questionnaireEntries.size) {
-            setButtonsEnabled(emptyList())
-            val message = LanguageManager.getText(languageID, "questionnaires_finished")
-            Toast.makeText(activity, message, Toast.LENGTH_LONG).show()
-        } else {
-            val nextFileName = questionnaireEntries[nextIndex].file
-            val nextButton = questionnaireFiles.entries.firstOrNull { it.value == nextFileName }?.key
-            setButtonsEnabled(listOfNotNull(nextButton))
-        }
-    }
-
-    private fun updateButtonTexts() {
-        questionnaireFiles.forEach { (button, fileName) ->
-
-            val entry = questionnaireEntries.firstOrNull { it.file == fileName }
-
-            val key = fileName.substringAfter("questionnaire_").substringAfter("_").removeSuffix(".json")
-            var buttonText = LanguageManager.getText(languageID, key)
-
-            val pointsAvailable = buttonPoints.entries.firstOrNull { fileName.contains(it.key, ignoreCase = true) }
-            val points = pointsAvailable?.value ?: 0
-
-            if (entry?.showPoints == true && pointsAvailable != null) {
-                buttonText += " (${points} P)"
-            }
-
-            button.text = buttonText
-
-            if (entry?.showPoints == true && pointsAvailable != null) {
-                when {
-                    points in 0..12 -> button.setBackgroundColor(Color.parseColor("#4CAF50")) // Grün
-                    points in 13..36 -> button.setBackgroundColor(Color.parseColor("#FFEB3B")) // Gelb
-                    points in 37..100 -> button.setBackgroundColor(Color.parseColor("#F44336")) // Rot
-                    else -> button.setBackgroundColor(Color.parseColor("#E0E0E0")) // Grau bei 0 Punkten
-                }
-            } else {
-                button.setBackgroundColor(Color.parseColor("#E0E0E0"))
-            }
-        }
-
-        buttonLoad.text = LanguageManager.getText(languageID, "load")
-    }
-
-
-    private fun setButtonsEnabled(enabledButtons: List<Button>) {
-        questionnaireFiles.keys.forEach { button ->
-            button.isEnabled = enabledButtons.contains(button)
-            button.alpha = if (button.isEnabled) 1.0f else 0.5f
-        }
-    }
-
-    private fun startQuestionnaireForButton(button: Button) {
-        val fileName = questionnaireFiles[button] ?: return
-        val questionnaire = QuestionnaireGeneric(fileName)
-        startQuestionnaire(questionnaire)
-    }
-
-    private fun startQuestionnaire(questionnaire: QuestionnaireBase<*>) {
-        activity.startQuestionnaire(questionnaire, languageID)
-    }
-
-    fun onBackPressed(): Boolean = false
-
-    private fun showCompletedQuestionnaires(clientCode: String) {
-        CoroutineScope(Dispatchers.IO).launch {
-            val actualClientCode = clientCode.removeSuffix("_database")
-            val completedEntries = MyApp.database.completedQuestionnaireDao().getAllForClient(actualClientCode)
-
-            Log.d("PDF_DEBUG", "Completed entries for client $actualClientCode:")
-            for (entry in completedEntries) {
-                Log.d("PDF_DEBUG", "Questionnaire ID: ${entry.questionnaireId}, Done: ${entry.isDone}, Points: ${entry.sumPoints}")
-            }
-
-            val pdfDocument = PdfDocument()
-            val pageWidth = 595
-            val pageHeight = 842
-            val paint = Paint().apply { textSize = 12f }
-
-            val csvBuilder = StringBuilder()
-            csvBuilder.appendLine("ClientCode,QuestionnaireID,IsDone,Points,Question,Answer")
-
-            for ((index, entry) in completedEntries.withIndex()) {
-                val pageInfo = PdfDocument.PageInfo.Builder(pageWidth, pageHeight, index + 1).create()
-                var page = pdfDocument.startPage(pageInfo)
-                var canvas = page.canvas
-                var yPosition = 40f
-
-                canvas.drawText("Client Code: $actualClientCode", 20f, yPosition, paint)
-                yPosition += 20f
-                canvas.drawText("Questionnaire: ${entry.questionnaireId}", 20f, yPosition, paint)
-                yPosition += 20f
-                canvas.drawText("Status: ${entry.isDone}", 20f, yPosition, paint)
-                yPosition += 20f
-                canvas.drawText("Points: ${entry.sumPoints ?: "N/A"}", 20f, yPosition, paint)
-                yPosition += 30f
-
-                val answers = MyApp.database.answerDao().getAnswersForClientAndQuestionnaire(actualClientCode, entry.questionnaireId)
-
-                for (answer in answers) {
-                    val questionKey = answer.questionId.substringAfter("-")
-                    val questionText = LanguageManager.getText("ENGLISH", questionKey)
-                    val rawAnswerText = LanguageManager.getText("ENGLISH", answer.answerValue)
-                    println("Entry " + entry)
-                    println("Question " + questionKey)
-                    println("Answer " + answer.answerValue)
-                    val answerText = rawAnswerText.trim().removePrefix("[").removeSuffix("]")
-
-                    yPosition = drawMultilineText(canvas, "Question: $questionText", 20f, yPosition, paint, pageWidth - 40, isBold = true)
-                    yPosition += 8f
-                    yPosition = drawMultilineText(canvas, "Answer: $answerText", 20f, yPosition, paint, pageWidth - 40)
-                    yPosition += 20f
-
-                    paint.strokeWidth = 0.5f
-                    canvas.drawLine(20f, yPosition - 30f, pageWidth - 20f, yPosition - 30f, paint)
-                    paint.strokeWidth = 0f
-
-                    val sanitizedQuestion = questionText.replace(",", " ").replace("\n", " ")
-                    val sanitizedAnswer = answerText.replace(",", " ").replace("\n", " ")
-                    csvBuilder.appendLine("${actualClientCode},${entry.questionnaireId},${entry.isDone},${entry.sumPoints ?: ""},\"$sanitizedQuestion\",\"$sanitizedAnswer\"")
-
-                    if (yPosition > pageHeight - 60) {
-                        pdfDocument.finishPage(page)
-                        val newPageInfo = PdfDocument.PageInfo.Builder(pageWidth, pageHeight, pdfDocument.pages.size + 1).create()
-                        page = pdfDocument.startPage(newPageInfo)
-                        canvas = page.canvas
-                        yPosition = 40f
-                    }
-                }
-
-                pdfDocument.finishPage(page)
-            }
-
-            Log.d("CSV_OUTPUT", "Generated CSV:\n${csvBuilder.toString()}")
-
-            val pdfFileName = "DatabaseOutput_${actualClientCode}.pdf"
-            val csvFileName = "DatabaseOutput_${actualClientCode}.csv"
-            val resolver = activity.contentResolver
-
-            val deleteIfExists: (String) -> Unit = { name ->
-                val projection = arrayOf(android.provider.MediaStore.MediaColumns._ID)
-                val selection = "${android.provider.MediaStore.MediaColumns.DISPLAY_NAME} = ?"
-                val selectionArgs = arrayOf(name)
-                val query = resolver.query(android.provider.MediaStore.Downloads.EXTERNAL_CONTENT_URI, projection, selection, selectionArgs, null)
-                query?.use { cursor ->
-                    if (cursor.moveToFirst()) {
-                        val idColumn = cursor.getColumnIndexOrThrow(android.provider.MediaStore.MediaColumns._ID)
-                        val id = cursor.getLong(idColumn)
-                        val deleteUri = android.content.ContentUris.withAppendedId(android.provider.MediaStore.Downloads.EXTERNAL_CONTENT_URI, id)
-                        resolver.delete(deleteUri, null, null)
-                    }
-                }
-            }
-
-            deleteIfExists(pdfFileName)
-            deleteIfExists(csvFileName)
-
-            try {
-                val pdfUri = resolver.insert(
-                    android.provider.MediaStore.Downloads.EXTERNAL_CONTENT_URI,
-                    android.content.ContentValues().apply {
-                        put(android.provider.MediaStore.MediaColumns.DISPLAY_NAME, pdfFileName)
-                        put(android.provider.MediaStore.MediaColumns.MIME_TYPE, "application/pdf")
-                        put(android.provider.MediaStore.MediaColumns.RELATIVE_PATH, "Download/")
-                    }
-                )
-
-                val csvUri = resolver.insert(
-                    android.provider.MediaStore.Downloads.EXTERNAL_CONTENT_URI,
-                    android.content.ContentValues().apply {
-                        put(android.provider.MediaStore.MediaColumns.DISPLAY_NAME, csvFileName)
-                        put(android.provider.MediaStore.MediaColumns.MIME_TYPE, "text/csv")
-                        put(android.provider.MediaStore.MediaColumns.RELATIVE_PATH, "Download/")
-                    }
-                )
-
-                pdfUri?.let {
-                    resolver.openOutputStream(it)?.use { out -> pdfDocument.writeTo(out) }
-                    pdfDocument.close()
-                }
-
-                csvUri?.let {
-                    resolver.openOutputStream(it)?.use { out ->
-                        out.write(csvBuilder.toString().toByteArray(Charsets.UTF_8))
-                    }
-                }
-
-                withContext(Dispatchers.Main) {
-                    Toast.makeText(activity, "PDF und CSV gespeichert in Downloads", Toast.LENGTH_LONG).show()
-
-                    pdfUri?.let {
-                        val intent = android.content.Intent(android.content.Intent.ACTION_VIEW).apply {
-                            setDataAndType(it, "application/pdf")
-                            addFlags(android.content.Intent.FLAG_GRANT_READ_URI_PERMISSION or android.content.Intent.FLAG_ACTIVITY_NO_HISTORY)
-                        }
-                        try {
-                            activity.startActivity(intent)
-                        } catch (e: android.content.ActivityNotFoundException) {
-                            Toast.makeText(activity, "Kein PDF-Viewer installiert", Toast.LENGTH_SHORT).show()
-                        }
-                    }
-                }
-            } catch (e: Exception) {
-                Log.e("SAVE", "Fehler beim Speichern der Dateien", e)
-                withContext(Dispatchers.Main) {
-                    Toast.makeText(activity, "Fehler beim Speichern: ${e.message}", Toast.LENGTH_LONG).show()
-                }
-            }
-        }
-    }
-
-
-    private fun drawMultilineText(
-        canvas: Canvas,
-        text: String,
-        x: Float,
-        yStart: Float,
-        paint: Paint,
-        maxWidth: Int,
-        isBold: Boolean = false
-    ): Float {
-        paint.isFakeBoldText = isBold
-
-        val words = text.split(" ")
-        var line = ""
-        var y = yStart
-        for (word in words) {
-            val testLine = if (line.isEmpty()) word else "$line $word"
-            val lineWidth = paint.measureText(testLine)
-            if (lineWidth > maxWidth) {
-                canvas.drawText(line, x, y, paint)
-                y += paint.textSize * 1.4f
-                line = word
-            } else {
-                line = testLine
-            }
-        }
-        if (line.isNotEmpty()) {
-            canvas.drawText(line, x, y, paint)
-            y += paint.textSize * 1.4f
-        }
-
-        paint.isFakeBoldText = false
-        return y
-    }
-
-    private fun setupSaveButton() {
-        saveButton.text = LanguageManager.getText(languageID, "save")
-        saveButton.setOnClickListener {
-            val clientCode = editText.text.toString().trim()
-            if (clientCode.isBlank()) {
-                val message = LanguageManager.getText(languageID, "please_client_code")
-                Toast.makeText(activity, message, Toast.LENGTH_SHORT).show()
-                return@setOnClickListener
-            }
-            GlobalValues.LAST_CLIENT_CODE = clientCode
-            showCompletedQuestionnaires(clientCode)
-        }
-    }
-
-    private fun setupEditButton() {
-        editButton.text = LanguageManager.getText(languageID, "edit")
-        editButton.setOnClickListener {
-            val clientCode = editText.text.toString().trim()
-            if (clientCode.isBlank()) {
-                val message = LanguageManager.getText(languageID, "please_client_code")
-                Toast.makeText(activity, message, Toast.LENGTH_SHORT).show()
-                return@setOnClickListener
-            }
-
-            GlobalValues.LAST_CLIENT_CODE = clientCode
-
-            CoroutineScope(Dispatchers.IO).launch {
-                val completedEntries = MyApp.database.completedQuestionnaireDao().getAllForClient(clientCode)
-                val completedFiles = completedEntries
-                    .filter { it.isDone }
-                    .map { it.questionnaireId.lowercase() }
-
-                buttonPoints.clear()
-                for (entry in completedEntries) {
-                    if (entry.isDone) {
-                        buttonPoints[entry.questionnaireId] = entry.sumPoints ?: 0
-                    }
-                }
-
-                withContext(Dispatchers.Main) {
-                    updateButtonTexts()
-
-                    val enabledButtons = questionnaireFiles.filter { (_, fileName) ->
-                        completedFiles.any { completedId -> fileName.lowercase().contains(completedId) }
-                    }.keys.toList()
-
-                    setButtonsEnabled(enabledButtons)
-                }
-            }
-        }
-    }
-
-    private fun setupUploadButton() {
-        uploadButton.text = "Upload"
-        uploadButton.setOnClickListener {
-            val clientCode = editText.text.toString().trim()
-
-            GlobalValues.LAST_CLIENT_CODE = clientCode
-
-            Toast.makeText(activity, "Datenbank wird hochgeladen...", Toast.LENGTH_SHORT).show()
-            DatabaseUploader.uploadDatabase(activity)
-        }
-    }
-
-    // --- Füge diese Funktion in deine Klasse ein ---
-    private fun isDatabasePopulated(): Boolean {
-        return try {
-            // Wir prüfen, ob die Datenbank mindestens eine nicht-interne Tabelle enthält.
-            // Das ist robust gegenüber verschiedenen Tabellennamen.
-            val db = MyApp.database.openHelper.readableDatabase
-            val cursor = db.query(
-                "SELECT name FROM sqlite_master WHERE type='table' AND name NOT LIKE 'sqlite_%' AND name != 'room_master_table'"
-            )
-            cursor.use { it.count > 0 }
-        } catch (e: Exception) {
-            // Falls etwas schiefgeht (z.B. DB noch nicht vorhanden), gilt: nicht vorhanden
-            false
-        }
-    }
-
-    private fun setupDownloadButton() {
-        downloadButton.text = "Download"
-        downloadButton.setOnClickListener {
-            val clientCode = editText.text.toString().trim()
-
-            GlobalValues.LAST_CLIENT_CODE = clientCode
-
-            Toast.makeText(activity, "Datenbank wird heruntergeladen...", Toast.LENGTH_SHORT).show()
-            DatabaseDownloader.downloadAndReplaceDatabase(activity)
-            updateMainButtonsState(true)
-        }
-    }
-
-    private fun updateMainButtonsState(isDatabaseAvailable: Boolean) {
-        val buttons = listOf(buttonLoad, saveButton, editButton)
-        buttons.forEach { button ->
-            button.isEnabled = isDatabaseAvailable
-            button.alpha = if (isDatabaseAvailable) 1.0f else 0.5f
-        }
-    }
-}

app/src/main/java/com/dano/test1/MainActivity.kt

@@ -1,7 +1,23 @@
 package com.dano.test1
 
+import android.content.res.Configuration
+import android.net.ConnectivityManager
+import android.net.Network
+import android.net.NetworkCapabilities
+import android.net.NetworkRequest
 import android.os.Bundle
+import android.view.View
+import android.widget.EditText
+import android.widget.LinearLayout
+import android.widget.ProgressBar
+import android.widget.Toast
+import androidx.appcompat.app.AlertDialog
 import androidx.appcompat.app.AppCompatActivity
+import com.dano.test1.network.DatabaseDownloader
+import com.dano.test1.network.LoginManager
+import com.dano.test1.network.TokenStore
+import com.dano.test1.questionnaire.QuestionnaireBase
+import com.dano.test1.ui.HandlerOpeningScreen
 
 class MainActivity : AppCompatActivity() {
 
@@ -10,18 +26,189 @@ class MainActivity : AppCompatActivity() {
     var isInQuestionnaire: Boolean = false
     var isFirstQuestionnairePage: Boolean = false
 
+    private var progress: ProgressBar? = null
+
+    // LIVE: Network-Callback (optional für Statusleiste)
+    private var netCb: ConnectivityManager.NetworkCallback? = null
+
+    // Wir kennen hier (vor dem OpeningScreen) noch keine Nutzerwahl → Deutsch als Startsprache.
+    private val bootLanguageId: String get() = "GERMAN"
+    private fun t(key: String): String = LanguageManager.getText(bootLanguageId, key)
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
-        // Initialize the opening screen handler and show the opening screen
+
+        // === Offline-Start ermöglichen ===
+        // Bedingung: gespeicherter User/Token UND lokale DB vorhanden -> direkt OpeningScreen
+        val hasCreds = !TokenStore.getUsername(this).isNullOrBlank() && !TokenStore.getToken(this).isNullOrBlank()
+        val hasDb = hasLocalDb()
+        if (hasCreds && hasDb) {
             openingScreenHandler = HandlerOpeningScreen(this)
             openingScreenHandler.init()
+            return
+        }
+
+        // Sonst: Login-Dialog -> Login -> DB (einmalig) laden -> OpeningScreen
+        showLoginThenDownload()
+    }
+
+    /** Prüft, ob die lokale DB-Datei vorhanden ist. */
+    private fun hasLocalDb(): Boolean {
+        val dbFile = getDatabasePath("questionnaire_database")
+        return dbFile != null && dbFile.exists() && dbFile.length() > 0
+    }
+
+    /** Zeigt den Login-Dialog an, führt Login aus und lädt danach einmalig die DB. */
+    private fun showLoginThenDownload() {
+        val container = LinearLayout(this).apply {
+            orientation = LinearLayout.VERTICAL
+            setPadding(dp(20), dp(8), dp(20), 0)
+        }
+        val etUser = EditText(this).apply {
+            hint = t("username_hint")
+            setSingleLine()
+        }
+        val etPass = EditText(this).apply {
+            hint = t("password_hint")
+            setSingleLine()
+            inputType = android.text.InputType.TYPE_CLASS_TEXT or
+                    android.text.InputType.TYPE_TEXT_VARIATION_PASSWORD
+        }
+        container.addView(etUser)
+        container.addView(etPass)
+
+        val dialog = AlertDialog.Builder(this)
+            .setTitle(t("login_required_title"))
+            .setView(container)
+            .setCancelable(false)
+            .setPositiveButton(t("login_btn")) { _, _ ->
+                val user = etUser.text.toString().trim()
+                val pass = etPass.text.toString()
+                if (user.isEmpty() || pass.isEmpty()) {
+                    Toast.makeText(this, t("please_username_password"), Toast.LENGTH_SHORT).show()
+                    showLoginThenDownload()
+                    return@setPositiveButton
+                }
+                showBusy(true)
+                LoginManager.loginUserWithCredentials(
+                    context = this,
+                    username = user,
+                    password = pass,
+                    onSuccess = { token ->
+                        // Nach erfolgreichem Login: einmalig komplette DB ziehen
+                        DatabaseDownloader.downloadAndReplaceDatabase(
+                            context = this,
+                            token = token
+                        ) { ok ->
+                            showBusy(false)
+
+                            // Wenn Download fehlgeschlagen ist, aber evtl. schon eine DB lokal liegt,
+                            // lassen wir den Nutzer trotzdem weiterarbeiten (Offline).
+                            if (!ok && !hasLocalDb()) {
+                                Toast.makeText(this, t("download_failed_no_local_db"), Toast.LENGTH_LONG).show()
+                                // Zurück zum Login, damit man es erneut probieren kann
+                                showLoginThenDownload()
+                                return@downloadAndReplaceDatabase
+                            }
+
+                            if (!ok) {
+                                Toast.makeText(this, t("download_failed_use_offline"), Toast.LENGTH_LONG).show()
+                            }
+
+                            // Opening-Screen starten
+                            openingScreenHandler = HandlerOpeningScreen(this)
+                            openingScreenHandler.init()
+                            openingScreenHandler.refreshHeaderStatusLive()
+                        }
+                    },
+                    onError = { msg ->
+                        showBusy(false)
+                        val txt = t("login_failed_with_reason").replace("{reason}", msg ?: "")
+                        Toast.makeText(this, txt, Toast.LENGTH_LONG).show()
+                        showLoginThenDownload()
+                    }
+                )
+            }
+            .setNegativeButton(t("exit_btn")) { _, _ -> finishAffinity() }
+            .create()
+
+        dialog.show()
+    }
+
+    private fun showBusy(show: Boolean) {
+        if (show) {
+            if (progress == null) {
+                progress = ProgressBar(this).apply {
+                    isIndeterminate = true
+                    (window?.decorView as? android.view.ViewGroup)?.addView(this)
+                }
+            }
+            progress?.visibility = View.VISIBLE
+        } else {
+            progress?.visibility = View.GONE
+        }
+    }
+
+    private fun dp(v: Int): Int = (v * resources.displayMetrics.density).toInt()
+
+    // --- LIVE NETZSTATUS (optional, für deine Status-Leiste) ---
+    override fun onResume() {
+        super.onResume()
+        registerNetworkCallback()
+        if (::openingScreenHandler.isInitialized && !isInQuestionnaire) {
+            openingScreenHandler.refreshHeaderStatusLive()
+        }
+    }
+
+    override fun onPause() {
+        super.onPause()
+        unregisterNetworkCallback()
+    }
+
+    private fun registerNetworkCallback() {
+        if (netCb != null) return
+        val cm = getSystemService(ConnectivityManager::class.java)
+        val req = NetworkRequest.Builder()
+            .addCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET)
+            .build()
+        netCb = object : ConnectivityManager.NetworkCallback() {
+            override fun onAvailable(network: Network) {
+                runOnUiThread {
+                    if (::openingScreenHandler.isInitialized && !isInQuestionnaire) {
+                        openingScreenHandler.refreshHeaderStatusLive()
+                    }
+                }
+            }
+            override fun onLost(network: Network) {
+                runOnUiThread {
+                    if (::openingScreenHandler.isInitialized && !isInQuestionnaire) {
+                        openingScreenHandler.refreshHeaderStatusLive()
+                    }
+                }
+            }
+            override fun onCapabilitiesChanged(network: Network, caps: NetworkCapabilities) {
+                runOnUiThread {
+                    if (::openingScreenHandler.isInitialized && !isInQuestionnaire) {
+                        openingScreenHandler.refreshHeaderStatusLive()
+                    }
+                }
+            }
+        }
+        cm.registerNetworkCallback(req, netCb!!)
+    }
+
+    private fun unregisterNetworkCallback() {
+        val cb = netCb ?: return
+        val cm = getSystemService(ConnectivityManager::class.java)
+        cm.unregisterNetworkCallback(cb)
+        netCb = null
+    }
+    // --- /LIVE NETZSTATUS ---
+
+    override fun onConfigurationChanged(newConfig: Configuration) {
+        super.onConfigurationChanged(newConfig)
     }
 
-    /**
-     * Starts the given questionnaire and attaches it to this activity.
-     * @param questionnaire The questionnaire instance to start.
-     * @param languageID The language identifier for localization.
-     */
     fun startQuestionnaire(questionnaire: QuestionnaireBase<*>, languageID: String) {
         isInQuestionnaire = true
         isFirstQuestionnairePage = true
@@ -29,24 +216,17 @@ class MainActivity : AppCompatActivity() {
         questionnaire.startQuestionnaire()
     }
 
-    /**
-     * Handle the back button press.
-     * If the openingScreenHandler can handle it, do not call super.
-     * Otherwise, call the default back press behavior.
-     */
     override fun onBackPressed() {
-        if (!openingScreenHandler.onBackPressed()) {
+        if (!::openingScreenHandler.isInitialized || !openingScreenHandler.onBackPressed()) {
             super.onBackPressed()
         }
     }
 
-    /**
-     * Finish the questionnaire and return to the opening screen.
-     */
     fun finishQuestionnaire() {
-        // For example, switch back to the opening screen:
         isInQuestionnaire = false
         isFirstQuestionnairePage = false
+        if (::openingScreenHandler.isInitialized) {
             openingScreenHandler.init()
         }
+    }
 }

app/src/main/java/com/dano/test1/MyApp.kt

@@ -6,6 +6,19 @@ import androidx.room.Room
 import androidx.room.RoomDatabase
 import com.dano.test1.data.AppDatabase
 
+/*
+MyApp (Application)
+ - Einstiegspunkt der App, der einmal pro Prozessstart initialisiert wird.
+
+Besonderheiten der DB-Konfiguration:
+ - Name: "questionnaire_database"
+ - fallbackToDestructiveMigration():
+     * Falls sich das Schema ändert und keine Migration vorliegt,wird die DB zerstört und neu angelegt.
+ - setJournalMode(TRUNCATE):
+     * Verwendet TRUNCATE-Journal (keine separaten -wal/-shm Dateien), es existiert nur die Hauptdatei „questionnaire_database“.
+ - Callback onOpen():
+     * Loggt beim Öffnen der Datenbank einen Hinweis.
+*/
 class MyApp : Application() {
 
     companion object {
@@ -16,7 +29,7 @@ class MyApp : Application() {
     override fun onCreate() {
         super.onCreate()
 
-        // Room Datenbank bauen: nur die Hauptdatei, ohne WAL und Journal
+        // Room-Datenbank bauen: nur die Hauptdatei, ohne WAL und Journal
         database = Room.databaseBuilder(
             applicationContext,
             AppDatabase::class.java,

app/src/main/java/com/dano/test1/data/AppDatabase.kt

@@ -3,6 +3,18 @@ package com.dano.test1.data
 import androidx.room.Database
 import androidx.room.RoomDatabase
 
+/*
+Zentrale Room-Datenbank der App. Diese Klasse beschreibt:
+ - welche Tabellen (entities) es gibt: Client, Questionnaire, Question, Answer, CompletedQuestionnaire
+ - die Datenbank-Version (version = 1) für Migrations/Schema-Updates
+
+Über die abstrakten DAO-Getter (clientDao(), questionnaireDao(), …) erhält der Rest der App Typsichere Zugriffe auf die jeweiligen Tabellen.
+
+Hinweis:
+ - Room erzeugt zur Build-Zeit die konkrete Implementierung dieser abstrakten Klasse.
+ - Eine Instanz der Datenbank wird typischerweise per Room.databaseBuilder(...) erstellt und als Singleton verwendet.
+ */
+
 @Database(
     entities = [
         Client::class,

app/src/main/java/com/dano/test1/data/Daos.kt

@@ -2,8 +2,18 @@ package com.dano.test1.data
 
 import androidx.room.*
 
+/*
+Data-Access-Objekte (DAOs) für die Room-Datenbank.
+Sie kapseln alle typsicheren Lese-/Schreiboperationen für die Tabellen clients, questionnaires, questions, answers und completed_questionnaires.
+
+Hinweis:
+ - Die konkreten Implementierungen erzeugt Room zur Build-Zeit.
+ - DAOs werden über die AppDatabase (Room.databaseBuilder(...)) bezogen.
+*/
+
 @Dao
 interface ClientDao {
+
     @Insert(onConflict = OnConflictStrategy.IGNORE)
     suspend fun insertClient(client: Client)
 
@@ -20,18 +30,22 @@ interface ClientDao {
     suspend fun getAllClients(): List<Client>
 }
 
-
 @Dao
 interface QuestionnaireDao {
+
     @Insert(onConflict = OnConflictStrategy.IGNORE)
     suspend fun insertQuestionnaire(questionnaire: Questionnaire)
 
     @Query("SELECT * FROM questionnaires WHERE id = :id LIMIT 1")
     suspend fun getById(id: String): Questionnaire?
+
+    @Query("SELECT * FROM questionnaires")
+    suspend fun getAll(): List<Questionnaire>
 }
 
 @Dao
 interface QuestionDao {
+
     @Insert(onConflict = OnConflictStrategy.IGNORE)
     suspend fun insertQuestions(questions: List<Question>)
 
@@ -45,8 +59,10 @@ interface QuestionDao {
     suspend fun getQuestionsForQuestionnaire(questionnaireId: String): List<Question>
 }
 
+
 @Dao
 interface AnswerDao {
+
     @Insert(onConflict = OnConflictStrategy.REPLACE)
     suspend fun insertAnswers(answers: List<Answer>)
 
@@ -63,10 +79,22 @@ interface AnswerDao {
     @Query("SELECT * FROM answers WHERE clientCode = :clientCode")
     suspend fun getAnswersForClient(clientCode: String): List<Answer>
 
+    @Query("""
+        DELETE FROM answers 
+        WHERE clientCode = :clientCode 
+        AND questionId IN (
+            SELECT questionId FROM questions WHERE questionnaireId = :questionnaireId
+        )
+    """)
+    suspend fun deleteAnswersForClientAndQuestionnaire(
+        clientCode: String,
+        questionnaireId: String
+    )
 }
 
 @Dao
 interface CompletedQuestionnaireDao {
+
     @Insert(onConflict = OnConflictStrategy.REPLACE)
     suspend fun insert(entry: CompletedQuestionnaire)
 

app/src/main/java/com/dano/test1/data/Entities.kt

@@ -2,16 +2,41 @@ package com.dano.test1.data
 
 import androidx.room.*
 
+/*
+Room-Entities (Tabellen) der App.
+ - Definieren das Schema für Clients, Questionnaires, Questions, Answers und CompletedQuestionnaires.
+ - Beziehungen:
+     * Question -> Questionnaire (FK, CASCADE)
+     * Answer   -> Client (FK, CASCADE)
+     * Answer   -> Question (FK, CASCADE)
+     * CompletedQuestionnaire -> Client (FK, CASCADE)
+     * CompletedQuestionnaire -> Questionnaire (FK, CASCADE)
+ - Primärschlüssel:
+     * Client: clientCode
+     * Questionnaire: id
+     * Question: questionId
+     * Answer: (clientCode, questionId) – eine Antwort je Client & Frage
+     * CompletedQuestionnaire: (clientCode, questionnaireId) – ein Status je Client & Fragebogen
+*/
+
+/* Tabelle: clients – Eindeutige Identifikation eines Clients per clientCode. */
 @Entity(tableName = "clients")
 data class Client(
     @PrimaryKey val clientCode: String,
 )
 
+/* Tabelle: questionnaires – Eindeutige Fragebogen-IDs. */
 @Entity(tableName = "questionnaires")
 data class Questionnaire(
     @PrimaryKey val id: String,
 )
 
+/*
+Tabelle: questions
+ - Jede Frage gehört zu genau einem Fragebogen (questionnaireId).
+ - Fremdschlüssel sorgt dafür, dass beim Löschen eines Fragebogens die zugehörigen Fragen mit gelöscht werden.
+ - Index auf questionnaireId beschleunigt Abfragen „alle Fragen eines Fragebogens“.
+*/
 @Entity(
     tableName = "questions",
     foreignKeys = [
@@ -30,6 +55,12 @@ data class Question(
     val question: String = ""
 )
 
+/*
+Tabelle: answers
+ - Zusammengesetzter Primärschlüssel (clientCode, questionId):
+     * Pro Client und Frage existiert höchstens eine Antwort.
+     * Löscht man den Client oder die Frage, werden die zugehörigen Antworten mit entfernt.
+*/
 @Entity(
     tableName = "answers",
     primaryKeys = ["clientCode", "questionId"],
@@ -55,6 +86,17 @@ data class Answer(
     val answerValue: String = ""
 )
 
+/*
+Tabelle: completed_questionnaires
+ - Zusammengesetzter Primärschlüssel (clientCode, questionnaireId):
+     * Hält den Abschluss-Status eines Fragebogens pro Client.
+ - FKs mit CASCADE:
+     * Beim Löschen eines Clients oder Fragebogens verschwindet der Status-Eintrag ebenfalls.
+ - Indizes auf clientCode und questionnaireId für schnelle Lookups.
+ - timestamp: Zeitpunkt der Statusänderung (Default: now).
+ - isDone: true/false – abgeschlossen oder nicht.
+ - sumPoints: optionaler Score des Fragebogens.
+*/
 @Entity(
     tableName = "completed_questionnaires",
     primaryKeys = ["clientCode", "questionnaireId"],
@@ -81,4 +123,3 @@ data class CompletedQuestionnaire(
     val isDone: Boolean,
     val sumPoints: Int? = null
 )
-

app/src/main/java/com/dano/test1/data/ExcelExportService.kt

@@ -0,0 +1,182 @@
+package com.dano.test1.data
+
+import android.content.ContentValues
+import android.content.Context
+import android.media.MediaScannerConnection
+import android.net.Uri
+import android.os.Build
+import android.os.Environment
+import android.provider.MediaStore
+import com.dano.test1.LanguageManager
+import com.dano.test1.MyApp
+import org.apache.poi.ss.usermodel.Row
+import org.apache.poi.xssf.usermodel.XSSFWorkbook
+import java.io.ByteArrayOutputStream
+import java.io.File
+
+/*
+Aufgabe:
+- Baut eine Excel-Datei (XLSX) mit allen Clients als Zeilen und einem konfigurierbaren Spalten-Layout.
+- Speichert die Datei ausschließlich in den öffentlichen „Downloads“-Ordner
+
+Datenquelle:
+- Liest die Spaltenreihenfolge/Spalten-IDs über HeaderOrderRepository.loadOrderedIds().
+- Holt alle Clients, Fragebogen-IDs  sowie Antworten aus der lokalen Room-Datenbank
+
+Ausgabeformat (Sheet „Headers“):
+- Zeile 1: Spalten-IDs (erste Zelle „#“ für laufende Nummer).
+- Zeile 2: Englische Beschriftung/Fragetext je Spalte (ermittelt via englishQuestionForId + LanguageManager).
+- Ab Zeile 3: Pro Client eine Datenzeile.
+    * Für Spalten-ID „client_code“: der Client-Code.
+    * Für Spalten-IDs, die einem Fragebogen entsprechen (Questionnaire-ID): „Done“/„Not Done“ (Abschlussstatus).
+    * Für sonstige Spalten-IDs (Antwort-IDs): Antwortwert oder „None“, falls leer.
+*/
+class ExcelExportService(
+    private val context: Context,
+    private val headerRepo: HeaderOrderRepository
+) {
+
+    /* Baut die Excel-Datei und speichert sie ausschließlich unter "Downloads". */
+    suspend fun exportHeadersForAllClients(): Uri? {
+        val orderedIds = headerRepo.loadOrderedIds()
+        if (orderedIds.isEmpty()) return null
+
+        val clients = MyApp.database.clientDao().getAllClients()
+        val questionnaires = MyApp.database.questionnaireDao().getAll()
+        val questionnaireIdSet = questionnaires.map { it.id }.toSet()
+
+        val wb = XSSFWorkbook()
+        val sheet = wb.createSheet("Headers")
+        sheet.setColumnWidth(0, 8 * 256)
+        for (i in 1..orderedIds.size) sheet.setColumnWidth(i, 36 * 256)
+
+        // Row 1: IDs
+        var col = 0
+        val headerRow: Row = sheet.createRow(0)
+        headerRow.createCell(col++).setCellValue("#")
+        orderedIds.forEach { id -> headerRow.createCell(col++).setCellValue(id) }
+
+        // Row 2: Questions (EN)
+        val questionRow: Row = sheet.createRow(1)
+        var qc = 0
+        questionRow.createCell(qc++).setCellValue("Question (EN)")
+        for (id in orderedIds) {
+            val englishQuestion = englishQuestionForId(id, questionnaireIdSet)
+            questionRow.createCell(qc++).setCellValue(englishQuestion)
+        }
+
+        // Rows 3+: Values per client
+        clients.forEachIndexed { rowIdx, client ->
+            val row: Row = sheet.createRow(rowIdx + 2)
+            var c = 0
+            row.createCell(c++).setCellValue((rowIdx + 1).toDouble())
+
+            val completedForClient = MyApp.database.completedQuestionnaireDao().getAllForClient(client.clientCode)
+            val statusMap = completedForClient.associate { it.questionnaireId to it.isDone }
+            val answers = MyApp.database.answerDao().getAnswersForClient(client.clientCode)
+            val answerMap = answers.associate { it.questionId to it.answerValue }
+
+            orderedIds.forEach { id ->
+                val raw = when {
+                    id == "client_code" -> client.clientCode
+                    id in questionnaireIdSet -> if (statusMap[id] == true) "Done" else "Not Done"
+                    else -> answerMap[id]?.takeIf { it.isNotBlank() } ?: "None"
+                }
+                val out = localizeForExportEn(id, raw)
+                row.createCell(c++).setCellValue(out)
+            }
+        }
+
+        val bytes = ByteArrayOutputStream().use { bos ->
+            wb.write(bos); bos.toByteArray()
+        }
+        wb.close()
+
+        return saveToDownloads(
+            filename = "ClientHeaders.xlsx",
+            mimeType = "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
+            bytes = bytes
+        )
+    }
+
+    private fun saveToDownloads(filename: String, mimeType: String, bytes: ByteArray): Uri? {
+        return if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
+            val resolver = context.contentResolver
+            val values = ContentValues().apply {
+                put(MediaStore.MediaColumns.DISPLAY_NAME, filename)
+                put(MediaStore.MediaColumns.MIME_TYPE, mimeType)
+                put(MediaStore.MediaColumns.RELATIVE_PATH, Environment.DIRECTORY_DOWNLOADS)
+            }
+            val collection = MediaStore.Downloads.getContentUri(MediaStore.VOLUME_EXTERNAL_PRIMARY)
+            val uri = resolver.insert(collection, values)
+            if (uri != null) {
+                resolver.openOutputStream(uri)?.use { it.write(bytes) } ?: return null
+                uri
+            } else null
+        } else {
+            val downloadsDir = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS)
+            if (!downloadsDir.exists()) downloadsDir.mkdirs()
+            val outFile = File(downloadsDir, filename)
+            outFile.writeBytes(bytes)
+            MediaScannerConnection.scanFile(
+                context,
+                arrayOf(outFile.absolutePath),
+                arrayOf(mimeType),
+                null
+            )
+            Uri.fromFile(outFile)
+        }
+    }
+
+    private suspend fun englishQuestionForId(id: String, questionnaireIdSet: Set<String>): String {
+        if (id == "client_code") return "Client code"
+        if (id in questionnaireIdSet && !id.contains('-')) return "Questionnaire status"
+
+        localizeEnglishNoBrackets(id)?.let { lm ->
+            if (!looksLikeId(lm, id)) return lm
+        }
+
+        val fieldPart = id.substringAfterLast('-', id)
+        localizeEnglishNoBrackets(fieldPart)?.let { lm ->
+            if (!looksLikeId(lm, fieldPart)) return lm
+        }
+
+        val pretty = humanizeIdToEnglish(fieldPart)
+        if (pretty.isNotBlank()) return pretty
+        return "Question"
+    }
+
+    private fun looksLikeId(text: String, originalId: String): Boolean {
+        val normText = text.lowercase().replace(Regex("[^a-z0-9]+"), "_").trim('_')
+        val normId = originalId.lowercase().replace(Regex("[^a-z0-9]+"), "_").trim('_')
+        return normText == normId
+    }
+
+    private fun humanizeIdToEnglish(source: String): String {
+        val s = source.replace(Regex("^questionnaire_\\d+_"), "").replace('_', ' ').trim()
+        if (s.isBlank()) return s
+        return s.split(Regex("\\s+")).joinToString(" ") { it.lowercase().replaceFirstChar { c -> c.titlecase() } }
+    }
+
+    private fun localizeEnglishNoBrackets(key: String): String? {
+        val t = try { LanguageManager.getText("ENGLISH", key) } catch (_: Exception) { null }
+        val m = Regex("^\\[(.*)]$").matchEntire(t?.trim() ?: "")
+        val stripped = m?.groupValues?.get(1) ?: t
+        if (stripped == null || stripped.isBlank() || stripped.equals(key, ignoreCase = true)) return null
+        return stripped
+    }
+
+    /* Englisch für Export; belässt Done/Not Done/None. */
+    private fun localizeForExportEn(id: String, raw: String): String {
+        if (id == "client_code") return raw
+        if (raw == "Done" || raw == "Not Done" || raw == "None") return raw
+        val norm = raw.lowercase().replace(Regex("[^a-z0-9]+"), "_").trim('_')
+        val candidates = buildList {
+            add(raw)
+            if (norm.isNotBlank() && norm != raw) add(norm)
+            if (norm.isNotBlank()) { add("${id}_$norm"); add("${id}-$norm") }
+        }
+        for (key in candidates) localizeEnglishNoBrackets(key)?.let { return it }
+        return raw
+    }
+}

app/src/main/java/com/dano/test1/data/HeaderOrderRepository.kt

@@ -0,0 +1,90 @@
+package com.dano.test1.data
+
+import android.content.Context
+import android.util.Log
+import android.widget.Toast
+import com.dano.test1.LanguageManager
+import org.apache.poi.ss.usermodel.CellType
+import org.apache.poi.ss.usermodel.DateUtil
+import org.apache.poi.xssf.usermodel.XSSFWorkbook
+import org.json.JSONArray
+import java.nio.charset.Charset
+
+/*
+Zweck:
+- Liefert die Reihenfolge/IDs der zu exportierenden Header (Spalten) für den Excel-Export.
+- Bevorzugte Quelle ist eine Excel-Datei aus den App-Assets („header_order.xlsx“), als Fallback wird eine JSON-Datei („header_order.json“) genutzt.
+
+*/
+class HeaderOrderRepository(
+    private val context: Context,
+    // Sprache abrufen (Standard: Deutsch, damit es ohne OpeningScreen schon sinnvoll ist)
+    private val languageIDProvider: () -> String = { "GERMAN" }
+) {
+
+    private val tag = "HeaderOrderRepository"
+    private var orderedIdsCache: List<String>? = null
+
+    private fun t(key: String): String = LanguageManager.getText(languageIDProvider(), key)
+
+    fun loadOrderedIds(): List<String> {
+        orderedIdsCache?.let { return it }
+
+        val fromXlsx = runCatching { loadOrderedIdsFromExcel("header_order.xlsx") }
+            .onFailure { e -> Log.w(tag, "header_order.xlsx konnte nicht gelesen werden: ${e.message}") }
+            .getOrElse { emptyList() }
+
+        if (fromXlsx.isNotEmpty()) {
+            orderedIdsCache = fromXlsx
+            return fromXlsx
+        }
+
+        return try {
+            val stream = context.assets.open("header_order.json")
+            val json = stream.readBytes().toString(Charset.forName("UTF-8"))
+            val arr = JSONArray(json)
+            val list = MutableList(arr.length()) { i -> arr.getString(i) }
+            orderedIdsCache = list
+            list
+        } catch (e: Exception) {
+            Log.e(tag, "Weder header_order.xlsx noch header_order.json verfügbar/gültig: ${e.message}")
+            Toast.makeText(context, t("no_header_template_found"), Toast.LENGTH_LONG).show()
+            emptyList()
+        }
+    }
+
+    private fun loadOrderedIdsFromExcel(assetFileName: String): List<String> {
+        context.assets.open(assetFileName).use { input ->
+            XSSFWorkbook(input).use { wb ->
+                val sheet = wb.getSheetAt(0) ?: return emptyList()
+                val row = sheet.getRow(0) ?: return emptyList()
+
+                val first = row.firstCellNum.toInt()
+                val last = row.lastCellNum.toInt()  // exklusiv
+                val out = mutableListOf<String>()
+
+                for (i in first until last) {
+                    val cell = row.getCell(i) ?: continue
+                    val value = when (cell.cellType) {
+                        CellType.STRING   -> cell.stringCellValue
+                        CellType.NUMERIC  ->
+                            if (DateUtil.isCellDateFormatted(cell))
+                                cell.dateCellValue.time.toString()
+                            else {
+                                val n = cell.numericCellValue
+                                if (n % 1.0 == 0.0) n.toLong().toString() else n.toString()
+                            }
+                        CellType.BOOLEAN  -> cell.booleanCellValue.toString()
+                        CellType.FORMULA  -> cell.richStringCellValue.string
+                        else                                          -> ""
+                    }.trim()
+
+                    if (value.isEmpty()) continue
+                    if (i == first && value == "#") continue // „#“ in Spalte 0 ignorieren
+                    out.add(value)
+                }
+                return out
+            }
+        }
+    }
+}

app/src/main/java/com/dano/test1/network/DatabaseDownloader.kt

@@ -0,0 +1,63 @@
+package com.dano.test1.network
+
+import android.content.Context
+import android.util.Log
+import com.dano.test1.AES256Helper
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
+import okhttp3.OkHttpClient
+import okhttp3.Request
+import java.io.File
+import java.io.FileOutputStream
+
+object DatabaseDownloader {
+
+    private const val DB_NAME = "questionnaire_database"
+    private const val SERVER_DOWNLOAD_URL = "https://daniel-ocks.de/qdb/downloadFull.php"
+
+    private val client = OkHttpClient()
+
+    // Neue Variante mit Callback
+    fun downloadAndReplaceDatabase(context: Context, token: String, onDone: ((Boolean) -> Unit)? = null) {
+        CoroutineScope(Dispatchers.IO).launch {
+            var ok = false
+            try {
+                val request = Request.Builder()
+                    .url(SERVER_DOWNLOAD_URL)
+                    .header("Authorization", "Bearer $token")
+                    .build()
+
+                val response = client.newCall(request).execute()
+                if (!response.isSuccessful) {
+                    Log.e("DOWNLOAD", "HTTP ${response.code}")
+                    withContext(Dispatchers.Main) { onDone?.invoke(false) }
+                    return@launch
+                }
+
+                val encFile = File(context.cacheDir, "downloaded_database.enc")
+                response.body?.byteStream()?.use { input ->
+                    FileOutputStream(encFile).use { output -> input.copyTo(output) }
+                }
+
+                val decryptedBytes = AES256Helper.decryptFileWithToken(encFile, token)
+                val dbFile = context.getDatabasePath(DB_NAME)
+                if (dbFile.exists()) dbFile.delete()
+                FileOutputStream(dbFile).use { it.write(decryptedBytes) }
+
+                Log.d("DOWNLOAD", "DB erfolgreich ersetzt")
+                ok = true
+            } catch (e: Exception) {
+                Log.e("DOWNLOAD", "Fehler", e)
+            } finally {
+                withContext(Dispatchers.Main) { onDone?.invoke(ok) }
+            }
+        }
+    }
+
+    // Abwärtskompatible alte Signatur
+    fun downloadAndReplaceDatabase(context: Context, token: String) {
+        downloadAndReplaceDatabase(context, token, null)
+    }
+}

app/src/main/java/com/dano/test1/network/DatabaseUploader.kt

@@ -0,0 +1,166 @@
+package com.dano.test1.network
+
+import android.content.Context
+import android.database.sqlite.SQLiteDatabase
+import android.util.Base64
+import android.util.Log
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import android.database.Cursor
+import com.dano.test1.AES256Helper
+import okhttp3.*
+import okhttp3.MediaType.Companion.toMediaType
+import okhttp3.RequestBody.Companion.asRequestBody
+import org.json.JSONArray
+import org.json.JSONObject
+import java.io.File
+import java.io.IOException
+import kotlin.system.exitProcess
+
+object DatabaseUploader {
+
+    private const val DB_NAME = "questionnaire_database"
+    private const val SERVER_DELTA_URL = "https://daniel-ocks.de/qdb/uploadDeltaTest5.php"
+    private const val SERVER_CHECK_URL = "https://daniel-ocks.de/qdb/checkDatabaseExists.php"
+
+    private val client = OkHttpClient()
+
+    private fun uploadDatabase(context: Context, token: String) {
+        CoroutineScope(Dispatchers.IO).launch {
+            try {
+                val dbFile = context.getDatabasePath(DB_NAME)
+                if (!dbFile.exists()) {
+                    Log.e("UPLOAD", "DB fehlt: ${dbFile.absolutePath}")
+                    return@launch
+                }
+
+                // WAL sauber schließen (falls aktiv)
+                try {
+                    val db = SQLiteDatabase.openDatabase(dbFile.absolutePath, null, SQLiteDatabase.OPEN_READWRITE)
+                    db.rawQuery("PRAGMA wal_checkpoint(FULL);", null).use { /* noop */ }
+                    db.close()
+                } catch (_: Exception) { }
+
+                checkDatabaseExists()
+                uploadPseudoDelta(context, dbFile, token)
+            } catch (e: Exception) {
+                Log.e("UPLOAD", "Fehler", e)
+            }
+        }
+    }
+
+    private fun checkDatabaseExists(): Boolean {
+        return try {
+            val req = Request.Builder().url(SERVER_CHECK_URL).get().build()
+            client.newCall(req).execute().use { resp ->
+                if (!resp.isSuccessful) return false
+                val body = resp.body?.string() ?: return false
+                try { JSONObject(body).optBoolean("exists", false) } catch (_: Exception) { false }
+            }
+        } catch (e: Exception) { false }
+    }
+
+    private fun uploadPseudoDelta(context: Context, file: File, token: String) {
+        try {
+            val db = SQLiteDatabase.openDatabase(file.absolutePath, null, SQLiteDatabase.OPEN_READONLY)
+            val data = JSONObject().apply {
+                put("clients", queryToJsonArray(db, "SELECT clientCode FROM clients"))
+                put("questionnaires", queryToJsonArray(db, "SELECT id FROM questionnaires"))
+                put("questions", queryToJsonArray(db, "SELECT questionId, questionnaireId, question FROM questions"))
+                put("answers", queryToJsonArray(db, "SELECT clientCode, questionId, answerValue FROM answers"))
+                put(
+                    "completed_questionnaires",
+                    queryToJsonArray(db, "SELECT clientCode, questionnaireId, timestamp, isDone, sumPoints FROM completed_questionnaires")
+                )
+            }
+            db.close()
+
+            // JSON -> verschlüsselte Payload
+            val tmpJson = File(context.cacheDir, "payload.json").apply { writeText(data.toString()) }
+            val tmpEnc = File(context.cacheDir, "payload.enc")
+            try {
+                AES256Helper.encryptFileWithToken(tmpJson, tmpEnc, token)
+            } catch (e: Exception) {
+                Log.e("UPLOAD", "Verschlüsselung fehlgeschlagen", e)
+                tmpJson.delete(); return
+            }
+
+            val body = MultipartBody.Builder()
+                .setType(MultipartBody.FORM)
+                .addFormDataPart("token", token) // bleibt für Kompatibilität enthalten
+                .addFormDataPart("file", "payload.enc", tmpEnc.asRequestBody("application/octet-stream".toMediaType()))
+                .build()
+
+            // WICHTIG: Jetzt HTTPS + Konstanten-URL verwenden, plus Bearer-Header
+            val request = Request.Builder()
+                .url(SERVER_DELTA_URL)
+                .post(body)
+                .header("Authorization", "Bearer $token")
+                .build()
+
+            client.newCall(request).enqueue(object : Callback {
+                override fun onFailure(call: Call, e: IOException) {
+                    Log.e("UPLOAD", "Fehlgeschlagen: ${e.message}")
+                    tmpJson.delete(); tmpEnc.delete()
+                }
+                override fun onResponse(call: Call, response: Response) {
+                    val respBody = try { response.body?.string() ?: "" } catch (_: Exception) { "" }
+                    if (response.isSuccessful) {
+                        Log.d("UPLOAD", "OK: $respBody")
+
+                        // alte Logik: lokale DB + Neben­dateien löschen
+                        try {
+                            if (!file.delete()) Log.w("UPLOAD", "Lokale DB nicht gelöscht.")
+                            File(file.parent, "${file.name}-journal").delete()
+                            File(file.parent, "${file.name}-wal").delete()
+                            File(file.parent, "${file.name}-shm").delete()
+                        } catch (e: Exception) {
+                            Log.w("UPLOAD", "Fehler beim Löschen lokaler DB-Dateien", e)
+                        }
+                    } else {
+                        Log.e("UPLOAD", "HTTP ${response.code}: $respBody")
+                    }
+                    tmpJson.delete(); tmpEnc.delete()
+
+                    // unverändert beibehalten
+                    try { exitProcess(0) } catch (_: Exception) {}
+                }
+            })
+        } catch (e: Exception) {
+            Log.e("UPLOAD", "Exception", e)
+        }
+    }
+
+    private fun queryToJsonArray(db: SQLiteDatabase, query: String): JSONArray {
+        val c = db.rawQuery(query, null)
+        val arr = JSONArray()
+        c.use {
+            val cols = it.columnNames
+            while (it.moveToNext()) {
+                val obj = JSONObject()
+                for (col in cols) {
+                    val idx = it.getColumnIndex(col)
+                    if (idx >= 0) {
+                        when (it.getType(idx)) {
+                            Cursor.FIELD_TYPE_INTEGER -> obj.put(col, it.getLong(idx))
+                            Cursor.FIELD_TYPE_FLOAT -> obj.put(col, it.getDouble(idx))
+                            Cursor.FIELD_TYPE_STRING -> obj.put(col, it.getString(idx))
+                            Cursor.FIELD_TYPE_NULL -> obj.put(col, JSONObject.NULL)
+                            Cursor.FIELD_TYPE_BLOB -> obj.put(col, Base64.encodeToString(it.getBlob(idx), Base64.NO_WRAP))
+                            else -> obj.put(col, it.getString(idx))
+                        }
+                    }
+                }
+                arr.put(obj)
+            }
+        }
+        return arr
+    }
+
+    fun uploadDatabaseWithToken(context: Context, token: String) {
+        uploadDatabase(context, token)
+    }
+
+
+}

app/src/main/java/com/dano/test1/network/LoginManager.kt

@@ -0,0 +1,218 @@
+package com.dano.test1.network
+
+import android.app.AlertDialog
+import android.content.Context
+import android.text.InputType
+import android.util.Log
+import android.widget.EditText
+import android.widget.LinearLayout
+import android.widget.Toast
+import kotlinx.coroutines.*
+import okhttp3.MediaType.Companion.toMediaType
+import okhttp3.OkHttpClient
+import okhttp3.Request
+import okhttp3.RequestBody.Companion.toRequestBody
+import org.json.JSONObject
+
+object LoginManager {
+    private const val SERVER_LOGIN_URL = "https://daniel-ocks.de/qdb/login.php"
+    private const val SERVER_CHANGE_URL = "https://daniel-ocks.de/qdb/change_password.php"
+    private val client = OkHttpClient()
+
+    fun loginUserWithCredentials(
+        context: Context,
+        username: String,
+        password: String,
+        onSuccess: (String) -> Unit,
+        onError: (String) -> Unit
+    ) {
+        CoroutineScope(Dispatchers.IO).launch {
+            try {
+                val bodyJson = JSONObject()
+                    .put("username", username)
+                    .put("password", password)
+                    .toString()
+                    .toRequestBody("application/json".toMediaType())
+
+                val request = Request.Builder()
+                    .url(SERVER_LOGIN_URL)
+                    .post(bodyJson)
+                    .build()
+
+                val response = client.newCall(request).execute()
+                val text = response.body?.string()
+
+                if (!response.isSuccessful || text == null) {
+                    withContext(Dispatchers.Main) { onError("Fehler beim Login (${response.code})") }
+                    return@launch
+                }
+
+                val json = JSONObject(text)
+                if (!json.optBoolean("success")) {
+                    withContext(Dispatchers.Main) { onError(json.optString("message", "Login fehlgeschlagen")) }
+                    return@launch
+                }
+
+                // Passwortwechsel erforderlich?
+                if (json.optBoolean("must_change_password", false)) {
+                    withContext(Dispatchers.Main) {
+                        showChangePasswordDialog(
+                            context = context,
+                            username = username,
+                            oldPassword = password,
+                            onChanged = { token ->
+                                // Nach PW-Änderung direkt eingeloggt
+                                TokenStore.save(context, token, username)
+                                onSuccess(token)
+                            },
+                            onError = onError
+                        )
+                    }
+                    return@launch
+                }
+
+                // normaler Login: Token speichern
+                val token = json.getString("token")
+                TokenStore.save(context, token, username)
+                withContext(Dispatchers.Main) { onSuccess(token) }
+
+            } catch (e: Exception) {
+                Log.e("LOGIN", "Exception", e)
+                withContext(Dispatchers.Main) { onError("Exception: ${e.message}") }
+            }
+        }
+    }
+
+    private fun showChangePasswordDialog(
+        context: Context,
+        username: String,
+        oldPassword: String,
+        onChanged: (String) -> Unit,
+        onError: (String) -> Unit
+    ) {
+        val container = LinearLayout(context).apply {
+            orientation = LinearLayout.VERTICAL
+            setPadding(48, 24, 48, 0)
+        }
+        val etNew = EditText(context).apply {
+            hint = "Neues Passwort"
+            inputType = InputType.TYPE_CLASS_TEXT or
+                    InputType.TYPE_TEXT_VARIATION_PASSWORD
+        }
+        val etRepeat = EditText(context).apply {
+            hint = "Neues Passwort (wiederholen)"
+            inputType = InputType.TYPE_CLASS_TEXT or
+                    InputType.TYPE_TEXT_VARIATION_PASSWORD
+        }
+        container.addView(etNew)
+        container.addView(etRepeat)
+
+        val dialog = AlertDialog.Builder(context)
+            .setTitle("Passwort ändern")
+            .setMessage("Du verwendest ein Standard-Konto. Bitte setze jetzt ein eigenes Passwort.")
+            .setView(container)
+            .setPositiveButton("OK", null)        // nicht sofort schließen lassen
+            .setNegativeButton("Abbrechen", null) // nicht sofort schließen lassen
+            .setCancelable(false)
+            .create()
+
+        dialog.setOnShowListener {
+            val btnOk = dialog.getButton(AlertDialog.BUTTON_POSITIVE)
+            val btnCancel = dialog.getButton(AlertDialog.BUTTON_NEGATIVE)
+
+            btnOk.setOnClickListener {
+                etNew.error = null
+                etRepeat.error = null
+
+                val p1 = etNew.text?.toString().orEmpty()
+                val p2 = etRepeat.text?.toString().orEmpty()
+
+                when {
+                    p1.length < 6 -> {
+                        etNew.error = "Mindestens 6 Zeichen."
+                        return@setOnClickListener
+                    }
+                    p1 != p2 -> {
+                        etRepeat.error = "Passwörter stimmen nicht überein."
+                        return@setOnClickListener
+                    }
+                    else -> {
+                        btnOk.isEnabled = false
+                        btnCancel.isEnabled = false
+                        changePassword(
+                            context = context,
+                            username = username,
+                            oldPassword = oldPassword,
+                            newPassword = p1,
+                            onChanged = { token ->
+                                dialog.dismiss()
+                                onChanged(token)
+                            },
+                            onError = { msg ->
+                                btnOk.isEnabled = true
+                                btnCancel.isEnabled = true
+                                Toast.makeText(context, msg, Toast.LENGTH_LONG).show()
+                            }
+                        )
+                    }
+                }
+            }
+
+            // >>> Überarbeitet: Abbrechen schließt Dialog und informiert den Aufrufer
+            btnCancel.setOnClickListener {
+                dialog.dismiss()
+                onError("Passwortänderung abgebrochen.")
+            }
+        }
+
+        dialog.show()
+    }
+
+
+
+    private fun changePassword(
+        context: Context,
+        username: String,
+        oldPassword: String,
+        newPassword: String,
+        onChanged: (String) -> Unit,
+        onError: (String) -> Unit
+    ) {
+        CoroutineScope(Dispatchers.IO).launch {
+            try {
+                val body = JSONObject()
+                    .put("username", username)
+                    .put("old_password", oldPassword)
+                    .put("new_password", newPassword)
+                    .toString()
+                    .toRequestBody("application/json".toMediaType())
+
+                val req = Request.Builder()
+                    .url(SERVER_CHANGE_URL)
+                    .post(body)
+                    .build()
+
+                val resp = client.newCall(req).execute()
+                val txt = resp.body?.string()
+
+                if (!resp.isSuccessful || txt == null) {
+                    withContext(Dispatchers.Main) { onError("Fehler beim Ändern (${resp.code})") }
+                    return@launch
+                }
+
+                val json = JSONObject(txt)
+                if (!json.optBoolean("success")) {
+                    withContext(Dispatchers.Main) { onError(json.optString("message", "Ändern fehlgeschlagen")) }
+                    return@launch
+                }
+
+                val token = json.getString("token")
+                withContext(Dispatchers.Main) { onChanged(token) }
+
+            } catch (e: Exception) {
+                Log.e("LOGIN", "changePassword Exception", e)
+                withContext(Dispatchers.Main) { onError("Exception: ${e.message}") }
+            }
+        }
+    }
+}

app/src/main/java/com/dano/test1/network/NetworkUtilis.kt

@@ -0,0 +1,33 @@
+package com.dano.test1.network
+
+import android.content.Context
+import android.net.ConnectivityManager
+import android.net.NetworkCapabilities
+
+/*
+Zweck:
+- Einfache Hilfsklasse, um den aktuellen Online-Status des Geräts zu prüfen.
+
+Funktionsweise:
+- `isOnline(context)` nutzt den systemweiten `ConnectivityManager`, fragt die aktive Verbindung (`activeNetwork`) ab und prüft deren `NetworkCapabilities`.
+- Es wird nur dann `true` zurückgegeben, wenn:
+  * eine aktive Verbindung existiert und
+  * die Verbindung die Fähigkeit „INTERNET“ besitzt und
+  * die Verbindung als „VALIDATED“ gilt (vom System als funktionsfähig verifiziert).
+
+Verwendung:
+- Vo Netzwerkaufrufen (Login, Upload, Download) aufrufen, um „Offline“-Fälle frühzeitig abzufangen und nutzerfreundliche Meldungen zu zeigen.
+*/
+object NetworkUtils {
+    fun isOnline(context: Context): Boolean {
+        return try {
+            val cm = context.getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager? ?: return false
+            val network = cm.activeNetwork ?: return false
+            val caps = cm.getNetworkCapabilities(network) ?: return false
+            caps.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET) &&
+                    caps.hasCapability(NetworkCapabilities.NET_CAPABILITY_VALIDATED)
+        } catch (_: SecurityException) {
+            false
+        }
+    }
+}

app/src/main/java/com/dano/test1/network/TokenStore.kt

@@ -0,0 +1,46 @@
+package com.dano.test1.network
+
+import android.content.Context
+
+/*
+TokenStore
+ - Kleiner Helper zum Verwalten der Login-Sitzung
+ - Speichert:
+     * das API-Token (KEY_TOKEN),
+     * den Usernamen (KEY_USER),
+     * den Zeitpunkt des Logins in Millisekunden (KEY_LOGIN_TS).
+ - Bietet Lese-/Schreib-Methoden sowie ein clear(), um alles zurückzusetzen.
+
+Hinweis:
+ - Die Daten liegen in einer privaten App-Preference-Datei (PREF = "qdb_prefs").
+ - getLoginTimestamp() eignet sich, um die Token-„Frische“ (Alter) zu berechnen.
+*/
+object TokenStore {
+    private const val PREF = "qdb_prefs"
+    private const val KEY_TOKEN = "token"
+    private const val KEY_USER = "user"
+    private const val KEY_LOGIN_TS = "login_ts"
+
+    fun save(context: Context, token: String, username: String) {
+        val now = System.currentTimeMillis()
+        context.getSharedPreferences(PREF, Context.MODE_PRIVATE)
+            .edit()
+            .putString(KEY_TOKEN, token)   // API-/Session-Token
+            .putString(KEY_USER, username) // angemeldeter Benutzername
+            .putLong(KEY_LOGIN_TS, now)    // Zeitpunkt des Logins
+            .apply()
+    }
+
+    fun getToken(context: Context): String? =
+        context.getSharedPreferences(PREF, Context.MODE_PRIVATE).getString(KEY_TOKEN, null)
+
+    fun getUsername(context: Context): String? =
+        context.getSharedPreferences(PREF, Context.MODE_PRIVATE).getString(KEY_USER, null)
+
+    fun getLoginTimestamp(context: Context): Long =
+        context.getSharedPreferences(PREF, Context.MODE_PRIVATE).getLong(KEY_LOGIN_TS, 0L)
+
+    fun clear(context: Context) {
+        context.getSharedPreferences(PREF, Context.MODE_PRIVATE).edit().clear().apply()
+    }
+}

app/src/main/java/com/dano/test1/questionnaire/QuestionHandler.kt

@@ -1,4 +1,4 @@
-package com.dano.test1
+package com.dano.test1.questionnaire
 import android.view.View
 
 interface QuestionHandler {

app/src/main/java/com/dano/test1/questionnaire/QuestionnaireBase.kt

@@ -1,10 +1,23 @@
-package com.dano.test1
+package com.dano.test1.questionnaire
 
+import android.R
 import android.app.Activity
 import android.util.Log
 import android.view.View
 import android.widget.*
+import com.dano.test1.LanguageManager
+import com.dano.test1.MainActivity
+import com.dano.test1.MyApp
 import com.dano.test1.data.*
+import com.dano.test1.questionnaire.handlers.HandlerClientCoachCode
+import com.dano.test1.questionnaire.handlers.HandlerClientNotSigned
+import com.dano.test1.questionnaire.handlers.HandlerDateSpinner
+import com.dano.test1.questionnaire.handlers.HandlerGlassScaleQuestion
+import com.dano.test1.questionnaire.handlers.HandlerLastPage
+import com.dano.test1.questionnaire.handlers.HandlerMultiCheckboxQuestion
+import com.dano.test1.questionnaire.handlers.HandlerRadioQuestion
+import com.dano.test1.questionnaire.handlers.HandlerStringSpinner
+import com.dano.test1.questionnaire.handlers.HandlerValueSpinner
 import com.google.gson.Gson
 import com.google.gson.JsonParser
 import kotlinx.coroutines.*
@@ -61,8 +74,8 @@ abstract class QuestionnaireBase<T> {
     }
 
     protected fun setupSpinner(spinner: Spinner, spinnerValues: List<Any>, selectedValue: Any?) {
-        val adapter = ArrayAdapter(context, android.R.layout.simple_spinner_item, spinnerValues).apply {
+        val adapter = ArrayAdapter(context, R.layout.simple_spinner_item, spinnerValues).apply {
-            setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item)
+            setDropDownViewResource(R.layout.simple_spinner_dropdown_item)
         }
         spinner.adapter = adapter
         selectedValue?.let { value ->
@@ -75,7 +88,7 @@ abstract class QuestionnaireBase<T> {
 
     protected fun navigateTo(layoutResId: Int, setup: (View) -> Unit) {
         context.setContentView(layoutResId)
-        val rootView = context.findViewById<View>(android.R.id.content)
+        val rootView = context.findViewById<View>(R.id.content)
         setup(rootView)
     }
 
@@ -85,7 +98,7 @@ abstract class QuestionnaireBase<T> {
 
     protected fun showEmptyScreen() {
         navigateTo(getLayoutResId("empty")) {
-            setupPrevButton(R.id.Qprev) { goToPreviousQuestion() }
+            setupPrevButton(com.dano.test1.R.id.Qprev) { goToPreviousQuestion() }
         }
     }
 
@@ -155,14 +168,14 @@ abstract class QuestionnaireBase<T> {
 
     protected open fun createHandlerForQuestion(question: QuestionItem): QuestionHandler? {
         return when (question) {
-            is QuestionItem.RadioQuestion -> HandlerRadioQuestion(context, answers, points, languageID, ::goToNextQuestion, ::goToPreviousQuestion, ::goToQuestionById, ::showToast)
+            is QuestionItem.RadioQuestion -> HandlerRadioQuestion(context, answers, points, languageID, ::goToNextQuestion, ::goToPreviousQuestion, ::goToQuestionById, ::showToast, questionnaireMeta.id)
             is QuestionItem.ClientCoachCodeQuestion -> HandlerClientCoachCode(answers, languageID, ::goToNextQuestion, ::goToPreviousQuestion, ::showToast)
-            is QuestionItem.DateSpinnerQuestion -> HandlerDateSpinner(context, answers, languageID, ::goToNextQuestion, ::goToPreviousQuestion, ::showToast)
+            is QuestionItem.DateSpinnerQuestion -> HandlerDateSpinner(context, answers, languageID, ::goToNextQuestion, ::goToPreviousQuestion, ::showToast, questionnaireMeta.id)
-            is QuestionItem.ValueSpinnerQuestion -> HandlerValueSpinner(context, answers, languageID, ::goToNextQuestion, ::goToPreviousQuestion, ::goToQuestionById, ::showToast)
+            is QuestionItem.ValueSpinnerQuestion -> HandlerValueSpinner(context, answers, languageID, ::goToNextQuestion, ::goToPreviousQuestion, ::goToQuestionById, ::showToast, questionnaireMeta.id)
-            is QuestionItem.GlassScaleQuestion -> HandlerGlassScaleQuestion(context, answers, points, languageID, ::goToNextQuestion, ::goToPreviousQuestion, ::showToast)
+            is QuestionItem.GlassScaleQuestion -> HandlerGlassScaleQuestion(context, answers, points, languageID, ::goToNextQuestion, ::goToPreviousQuestion, ::showToast, questionnaireMeta.id)
             is QuestionItem.ClientNotSigned -> HandlerClientNotSigned(answers, languageID, ::goToNextQuestion, ::goToPreviousQuestion, ::showToast)
-            is QuestionItem.StringSpinnerQuestion -> HandlerStringSpinner(context, answers, languageID, ::goToNextQuestion, ::goToPreviousQuestion, ::showToast)
+            is QuestionItem.StringSpinnerQuestion -> HandlerStringSpinner(context, answers, languageID, ::goToNextQuestion, ::goToPreviousQuestion, ::showToast, questionnaireMeta.id)
-            is QuestionItem.MultiCheckboxQuestion -> HandlerMultiCheckboxQuestion(context, answers, points, languageID, ::goToNextQuestion, ::goToPreviousQuestion, ::showToast)
+            is QuestionItem.MultiCheckboxQuestion -> HandlerMultiCheckboxQuestion(context, answers, points, languageID, ::goToNextQuestion, ::goToPreviousQuestion, ::showToast, questionnaireMeta.id)
             is QuestionItem.LastPage -> HandlerLastPage(
                 answers, languageID, ::goToNextQuestion, ::goToPreviousQuestion
             ) { CoroutineScope(Dispatchers.IO).launch { saveAnswersToDatabase(answers, questionnaireMeta.id) } }
@@ -177,11 +190,16 @@ abstract class QuestionnaireBase<T> {
         val clientCode = answers["client_code"] as? String ?: return
 
         saveClientAndQuestionnaire(db, clientCode, questionnaireId)
+
+        // 🔥 Vor dem Speichern alte Antworten löschen
+        db.answerDao().deleteAnswersForClientAndQuestionnaire(clientCode, questionnaireId)
+
         saveQuestions(db, answers, questionnaireId)
         saveAnswers(db, answers, questionnaireId, clientCode)
         markQuestionnaireCompleted(db, questionnaireId, clientCode)
     }
 
+
     private suspend fun saveClientAndQuestionnaire(db: AppDatabase, clientCode: String, questionnaireId: String) {
         db.clientDao().insertClient(Client(clientCode))
         db.questionnaireDao().insertQuestionnaire(Questionnaire(id = questionnaireId))

app/src/main/java/com/dano/test1/questionnaire/QuestionnaireGeneric.kt

@@ -1,6 +1,8 @@
-package com.dano.test1
+package com.dano.test1.questionnaire
 
 import android.widget.Button
+import com.dano.test1.LocalizationHelper
+import com.dano.test1.R
 
 open class QuestionnaireGeneric(private val questionnaireFileName: String) : QuestionnaireBase<Unit>() {
 

app/src/main/java/com/dano/test1/questionnaire/QuestionnaireItem.kt

@@ -1,4 +1,4 @@
-package com.dano.test1
+package com.dano.test1.questionnaire
 
 data class Option(
     val key: String,               // Must always be set
@@ -112,11 +112,22 @@ sealed class QuestionItem {
         val showPoints: Boolean = false  // neu
     )
 
-    data class Condition(
+    // flexible Condition-Typen für die questionnaire_order.json
+    sealed class Condition {
+        object AlwaysAvailable : Condition()
+        data class RequiresCompleted(val required: List<String>) : Condition()
+        data class QuestionCondition(
             val questionnaire: String,
             val questionId: String,
             val operator: String,
             val value: String
-    )
+        ) : Condition()
-}
 
+        data class Combined(
+            val requiresCompleted: List<String>?,
+            val questionCheck: QuestionCondition?
+        ) : Condition()
+
+        data class AnyOf(val conditions: List<Condition>) : Condition()
+    }
+}

app/src/main/java/com/dano/test1/questionnaire/handlers/HandlerClientCoachCode.kt

@@ -0,0 +1,145 @@
+package com.dano.test1.questionnaire.handlers
+
+import android.view.View
+import android.widget.*
+import com.dano.test1.questionnaire.GlobalValues
+import com.dano.test1.LanguageManager
+import com.dano.test1.MyApp
+import com.dano.test1.questionnaire.QuestionHandler
+import com.dano.test1.questionnaire.QuestionItem
+import com.dano.test1.R
+import com.dano.test1.network.TokenStore
+import com.dano.test1.utils.ViewUtils
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
+
+/*
+Zweck :
+- Steuert die Eingabeseite für „Client Code“ und „Coach Code“ innerhalb des Fragebogen-Flows.
+*/
+
+class HandlerClientCoachCode(
+    private val answers: MutableMap<String, Any>,
+    private val languageID: String,
+    private val goToNextQuestion: () -> Unit,
+    private val goToPreviousQuestion: () -> Unit,
+    private val showToast: (String) -> Unit,
+) : QuestionHandler {
+
+    private lateinit var question: QuestionItem.ClientCoachCodeQuestion
+    private lateinit var layout: View
+
+    override fun bind(layout: View, question: QuestionItem) {
+        if (question !is QuestionItem.ClientCoachCodeQuestion) return
+
+        this.layout = layout
+        this.question = question
+
+        val clientCodeField = layout.findViewById<EditText>(R.id.client_code)
+        val coachCodeField  = layout.findViewById<EditText>(R.id.coach_code)
+        val questionTextView = layout.findViewById<TextView>(R.id.question)
+        val titleTextView    = layout.findViewById<TextView>(R.id.textView)
+
+        questionTextView.text = question.question?.let { LanguageManager.getText(languageID, it) } ?: ""
+
+        ViewUtils.setTextSizePercentOfScreenHeight(titleTextView,    0.03f)
+        ViewUtils.setTextSizePercentOfScreenHeight(questionTextView, 0.03f)
+        ViewUtils.setTextSizePercentOfScreenHeight(clientCodeField,  0.025f)
+        ViewUtils.setTextSizePercentOfScreenHeight(coachCodeField,   0.025f)
+
+        // Client-Code: nur verwenden, wenn bereits geladen
+        val loadedClientCode = GlobalValues.LOADED_CLIENT_CODE
+        if (!loadedClientCode.isNullOrBlank()) {
+            clientCodeField.setText(loadedClientCode)
+            clientCodeField.isEnabled = false
+        } else {
+            clientCodeField.setText("")
+            clientCodeField.isEnabled = true
+        }
+
+        // Coach-Code immer aus dem Login (TokenStore) setzen und sperren
+        val coachFromLogin = TokenStore.getUsername(layout.context)
+        if (!coachFromLogin.isNullOrBlank()) {
+            coachCodeField.setText(coachFromLogin)
+            ViewUtils.lockEditField(coachCodeField) // optisch & technisch gesperrt
+        } else {
+            // Falls (theoretisch) kein Login-Username vorhanden ist, verhalten wie bisher
+            coachCodeField.setText(answers["coach_code"] as? String ?: "")
+            coachCodeField.isEnabled = true
+        }
+
+        layout.findViewById<Button>(R.id.Qnext).setOnClickListener {
+            onNextClicked(clientCodeField, coachCodeField)
+        }
+        layout.findViewById<Button>(R.id.Qprev).setOnClickListener {
+            onPreviousClicked(clientCodeField, coachCodeField)
+        }
+    }
+
+    private fun onNextClicked(clientCodeField: EditText, coachCodeField: EditText) {
+        val loadedClientCode = GlobalValues.LOADED_CLIENT_CODE
+
+        if (!validate()) {
+            val message = LanguageManager.getText(languageID, "fill_both_fields")
+            showToast(message)
+            return
+        }
+
+        val clientCode = clientCodeField.text.toString()
+        // Erzwinge Coach-Code aus Login (falls vorhanden)
+        val coachCode = TokenStore.getUsername(layout.context) ?: coachCodeField.text.toString()
+
+        // Prüfen, ob die DB-Datei vor dem Zugriff existiert
+        val dbPath = layout.context.getDatabasePath("questionnaire_database")
+        val dbExistedBefore = dbPath.exists()
+
+        CoroutineScope(Dispatchers.IO).launch {
+            val existingClient = MyApp.database.clientDao().getClientByCode(clientCode)
+
+            withContext(Dispatchers.Main) {
+                if (existingClient != null && clientCodeField.isEnabled) {
+                    val message = LanguageManager.getText(languageID, "client_code_exists")
+                    showToast(message)
+                } else {
+                    saveAnswers(clientCode, coachCode)
+                    goToNextQuestion()
+
+                    if (!dbExistedBefore) {
+                        MyApp.database.close()
+                        dbPath.delete()
+                        val journalFile = layout.context.getDatabasePath("questionnaire_database-journal")
+                        journalFile.delete()
+                    }
+                }
+            }
+        }
+    }
+
+    private fun onPreviousClicked(clientCodeField: EditText, coachCodeField: EditText) {
+        val clientCode = clientCodeField.text.toString()
+        val coachCode = TokenStore.getUsername(layout.context) ?: coachCodeField.text.toString()
+        saveAnswers(clientCode, coachCode)
+        goToPreviousQuestion()
+    }
+
+    override fun validate(): Boolean {
+        val clientCode = layout.findViewById<EditText>(R.id.client_code).text
+        val coachText   = layout.findViewById<EditText>(R.id.coach_code).text
+        return clientCode.isNotBlank() && coachText.isNotBlank()
+    }
+
+    private fun saveAnswers(clientCode: String, coachCode: String) {
+        GlobalValues.LAST_CLIENT_CODE = clientCode
+        answers["client_code"] = clientCode
+        // Speichere garantierten Coach-Code aus Login bevorzugt
+        val loginCoach = TokenStore.getUsername(layout.context)
+        answers["coach_code"] = loginCoach ?: coachCode
+    }
+
+    override fun saveAnswer() {
+        // Not used
+    }
+
+}

app/src/main/java/com/dano/test1/questionnaire/handlers/HandlerClientNotSigned.kt

@@ -1,7 +1,17 @@
-package com.dano.test1
+package com.dano.test1.questionnaire.handlers
 
 import android.view.View
 import android.widget.*
+import com.dano.test1.LanguageManager
+import com.dano.test1.questionnaire.QuestionHandler
+import com.dano.test1.questionnaire.QuestionItem
+import com.dano.test1.R
+
+/*
+Zweck:
+- Steuert die Seite „Client hat nicht unterschrieben“ im Fragebogenfluss.
+- Speichert den eingegebenen Coach-Code in das Answers-Map unter question.id (saveAnswer), damit der nachfolgende Prozess darauf zugreifen kann.
+*/
 
 class HandlerClientNotSigned(
     private val answers: MutableMap<String, Any>,
@@ -14,7 +24,6 @@ class HandlerClientNotSigned(
     private lateinit var layout: View
     private lateinit var question: QuestionItem.ClientNotSigned
 
-    // UI components
     private lateinit var textView1: TextView
     private lateinit var textView2: TextView
     private lateinit var questionTextView: TextView
@@ -26,29 +35,24 @@ class HandlerClientNotSigned(
         this.layout = layout
         this.question = question
 
-        // Initialize UI components only once
+
         initViews()
 
-        // Set localized text values from LanguageManager
         textView1.text = question.textKey1?.let { LanguageManager.getText(languageID, it) } ?: ""
         textView2.text = question.textKey2?.let { LanguageManager.getText(languageID, it) } ?: ""
         questionTextView.text = question.question?.let { LanguageManager.getText(languageID, it) } ?: ""
 
-        // Populate EditText with previous value if exists
         coachCodeField.setText(answers[question.id] as? String ?: "")
 
-        // Set click listener for Next button
         layout.findViewById<Button>(R.id.Qnext).setOnClickListener {
             onNextClicked()
         }
 
-        // Set click listener for Previous button
         layout.findViewById<Button>(R.id.Qprev).setOnClickListener {
             goToPreviousQuestion()
         }
     }
 
-    // Initialize all views once to avoid repeated findViewById calls
     private fun initViews() {
         textView1 = layout.findViewById(R.id.textView1)
         textView2 = layout.findViewById(R.id.textView2)
@@ -56,7 +60,6 @@ class HandlerClientNotSigned(
         coachCodeField = layout.findViewById(R.id.coach_code)
     }
 
-    // Handle Next button click
     private fun onNextClicked() {
         if (validate()) {
             saveAnswer()
@@ -67,13 +70,11 @@ class HandlerClientNotSigned(
         }
     }
 
-    // Validate that coach code field is not empty
     override fun validate(): Boolean {
         val coachCode = coachCodeField.text
         return coachCode.isNotBlank()
     }
 
-    // Save entered coach code to answers map
     override fun saveAnswer() {
         answers[question.id] = coachCodeField.text.toString()
     }

app/src/main/java/com/dano/test1/questionnaire/handlers/HandlerDateSpinner.kt

@@ -1,10 +1,26 @@
-package com.dano.test1
+package com.dano.test1.questionnaire.handlers
 
 import android.content.Context
 import android.view.View
 import android.widget.*
+import kotlinx.coroutines.*
 import java.text.SimpleDateFormat
 import java.util.*
+import com.dano.test1.questionnaire.GlobalValues
+import com.dano.test1.LanguageManager
+import com.dano.test1.questionnaire.MAX_VALUE_YEAR
+import com.dano.test1.ui.Month
+import com.dano.test1.ui.Months
+import com.dano.test1.MyApp
+import com.dano.test1.questionnaire.QuestionHandler
+import com.dano.test1.questionnaire.QuestionItem
+import com.dano.test1.R
+import com.dano.test1.utils.ViewUtils
+
+/*
+Zweck:
+Rendert eine Datumsfrage mit drei Spinnern (Tag/Monat/Jahr) innerhalb des Fragebogen-Flows.
+*/
 
 class HandlerDateSpinner(
     private val context: Context,
@@ -12,7 +28,8 @@ class HandlerDateSpinner(
     private val languageID: String,
     private val goToNextQuestion: () -> Unit,
     private val goToPreviousQuestion: () -> Unit,
-    private val showToast: (String) -> Unit
+    private val showToast: (String) -> Unit,
+    private val questionnaireMeta: String // neu für DB-Abfrage
 ) : QuestionHandler {
 
     private lateinit var question: QuestionItem.DateSpinnerQuestion
@@ -33,9 +50,21 @@ class HandlerDateSpinner(
         val questionTextView = layout.findViewById<TextView>(R.id.question)
         val textView = layout.findViewById<TextView>(R.id.textView)
 
+        val labelDay = layout.findViewById<TextView>(R.id.date_spinner_day)
+        val labelMonth = layout.findViewById<TextView>(R.id.date_spinner_month)
+        val labelYear = layout.findViewById<TextView>(R.id.date_spinner_year)
+
         questionTextView.text = question.question?.let { LanguageManager.getText(languageID, it) } ?: ""
         textView.text = question.textKey?.let { LanguageManager.getText(languageID, it) } ?: ""
 
+        // Schriftgrößen pro Bildschirmhöhe
+        ViewUtils.setTextSizePercentOfScreenHeight(textView,          0.03f)
+        ViewUtils.setTextSizePercentOfScreenHeight(questionTextView,  0.03f)
+        ViewUtils.setTextSizePercentOfScreenHeight(labelDay,          0.025f)
+        ViewUtils.setTextSizePercentOfScreenHeight(labelMonth,        0.025f)
+        ViewUtils.setTextSizePercentOfScreenHeight(labelYear,         0.025f)
+
+        // gespeicherte Antwort (YYYY-MM-DD) lesen
         val (savedYear, savedMonthIndex, savedDay) = question.question?.let {
             parseSavedDate(answers[it] as? String)
         } ?: Triple(null, null, null)
@@ -50,9 +79,53 @@ class HandlerDateSpinner(
             ?: months[today.get(Calendar.MONTH)]
         val defaultYear = savedYear ?: today.get(Calendar.YEAR)
 
-        setupSpinner(spinnerDay, days, defaultDay)
+        // Spinner responsiv aufsetzen (Schrift + Zeilenhöhe ohne Abschneiden)
-        setupSpinner(spinnerMonth, months, defaultMonth)
+        ViewUtils.setupResponsiveSpinner(context, spinnerDay, days, defaultDay)
-        setupSpinner(spinnerYear, years, defaultYear)
+        ViewUtils.setupResponsiveSpinner(context, spinnerMonth, months, defaultMonth)
+        ViewUtils.setupResponsiveSpinner(context, spinnerYear, years, defaultYear)
+
+        // DB-Abfrage, falls noch nicht im answers-Map
+        val answerMapKey = question.question ?: (question.id ?: "")
+        if (answerMapKey.isNotBlank() && !answers.containsKey(answerMapKey)) {
+            CoroutineScope(Dispatchers.IO).launch {
+                try {
+                    val clientCode = GlobalValues.LAST_CLIENT_CODE
+                    if (clientCode.isNullOrBlank()) return@launch
+
+                    val allAnswersForClient = MyApp.database.answerDao().getAnswersForClient(clientCode)
+                    val myQuestionId = questionnaireMeta + "-" + question.question
+                    val dbAnswer = allAnswersForClient.find { it.questionId == myQuestionId }?.answerValue
+
+                    if (!dbAnswer.isNullOrBlank()) {
+                        withContext(Dispatchers.Main) {
+                            answers[answerMapKey] = dbAnswer
+
+                            val (dbYear, dbMonthIndex, dbDay) = parseSavedDate(dbAnswer)
+
+                            dbYear?.let { year ->
+                                val index = years.indexOf(year)
+                                if (index >= 0) spinnerYear.setSelection(index)
+                            }
+
+                            dbMonthIndex?.let { monthIndex ->
+                                if (monthIndex in months.indices) {
+                                    val monthObj = months[monthIndex]
+                                    val idx = months.indexOf(monthObj)
+                                    if (idx >= 0) spinnerMonth.setSelection(idx)
+                                }
+                            }
+
+                            dbDay?.let { day ->
+                                val idx = days.indexOf(day)
+                                if (idx >= 0) spinnerDay.setSelection(idx)
+                            }
+                        }
+                    }
+                } catch (e: Exception) {
+                    e.printStackTrace()
+                }
+            }
+        }
 
         layout.findViewById<Button>(R.id.Qnext).setOnClickListener {
             if (validate()) {
@@ -139,16 +212,4 @@ class HandlerDateSpinner(
         return sdf.parse(dateString)
     }
 
-    private fun <T> setupSpinner(spinner: Spinner, items: List<T>, defaultSelection: T?) {
-        val adapter = ArrayAdapter(context, android.R.layout.simple_spinner_item, items)
-        adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item)
-        spinner.adapter = adapter
-
-        defaultSelection?.let {
-            val index = items.indexOf(it)
-            if (index >= 0) {
-                spinner.setSelection(index)
-            }
-        }
-    }
 }

app/src/main/java/com/dano/test1/questionnaire/handlers/HandlerGlassScaleQuestion.kt

@@ -0,0 +1,285 @@
+package com.dano.test1.questionnaire.handlers
+
+import android.content.Context
+import android.view.Gravity
+import android.view.View
+import android.widget.*
+import com.dano.test1.questionnaire.GlobalValues
+import com.dano.test1.LanguageManager
+import com.dano.test1.MyApp
+import com.dano.test1.questionnaire.QuestionHandler
+import com.dano.test1.questionnaire.QuestionItem
+import com.dano.test1.R
+import com.dano.test1.utils.ViewUtils
+import kotlinx.coroutines.*
+
+/*
+Zweck:
+- „Glas-Skala“-Frage: pro Symptom (Zeile) genau eine von fünf Stufen.
+- Stufen als RadioButtons (clickbar) + Icon-Header.
+- FIX: Pro Zeile wird Single-Select erzwungen (auch im Bearbeiten-Modus / Restore).
+*/
+
+class HandlerGlassScaleQuestion(
+    private val context: Context,
+    private val answers: MutableMap<String, Any>,
+    private val points: MutableList<Int>,
+    private val languageID: String,
+    private val goToNextQuestion: () -> Unit,
+    private val goToPreviousQuestion: () -> Unit,
+    private val showToast: (String) -> Unit,
+    private val questionnaireMeta: String
+) : QuestionHandler {
+
+    private lateinit var layout: View
+    private lateinit var question: QuestionItem.GlassScaleQuestion
+
+    private val scaleLabels = listOf(
+        "never_glass",
+        "little_glass",
+        "moderate_glass",
+        "much_glass",
+        "extreme_glass"
+    )
+
+    private val pointsMap = mapOf(
+        "never_glass" to 0,
+        "little_glass" to 1,
+        "moderate_glass" to 2,
+        "much_glass" to 3,
+        "extreme_glass" to 4
+    )
+
+    private val glassIconForLabel = mapOf(
+        "never_glass"    to R.drawable.ic_glass_0,
+        "little_glass"   to R.drawable.ic_glass_1,
+        "moderate_glass" to R.drawable.ic_glass_2,
+        "much_glass"     to R.drawable.ic_glass_3,
+        "extreme_glass"  to R.drawable.ic_glass_4
+    )
+
+    // Damit wir beim programmatic-check keine Endlosschleifen triggern
+    private var suppressRowListener: Boolean = false
+
+    override fun bind(layout: View, question: QuestionItem) {
+        if (question !is QuestionItem.GlassScaleQuestion) return
+        this.layout = layout
+        this.question = question
+
+        val titleTv = layout.findViewById<TextView>(R.id.textView)
+        val questionTv = layout.findViewById<TextView>(R.id.question)
+
+        titleTv.text = question.textKey?.let { LanguageManager.getText(languageID, it) } ?: ""
+        questionTv.text = question.question?.let { LanguageManager.getText(languageID, it) } ?: ""
+
+        ViewUtils.setTextSizePercentOfScreenHeight(titleTv, 0.03f)
+        ViewUtils.setTextSizePercentOfScreenHeight(questionTv, 0.03f)
+
+        // Header Icons
+        val header = layout.findViewById<LinearLayout>(R.id.glass_header)
+        header.removeAllViews()
+        header.addView(Space(context).apply {
+            layoutParams = LinearLayout.LayoutParams(0, LinearLayout.LayoutParams.WRAP_CONTENT, 4f)
+        })
+
+        val iconSizePx = (context.resources.displayMetrics.density * 36).toInt()
+        scaleLabels.forEach { labelKey ->
+            val cell = FrameLayout(context).apply {
+                layoutParams = LinearLayout.LayoutParams(0, LinearLayout.LayoutParams.WRAP_CONTENT, 1f)
+            }
+            val img = ImageView(context).apply {
+                setImageResource(glassIconForLabel[labelKey]!!)
+                layoutParams = FrameLayout.LayoutParams(iconSizePx, FrameLayout.LayoutParams.WRAP_CONTENT, Gravity.CENTER)
+                adjustViewBounds = true
+                scaleType = ImageView.ScaleType.FIT_CENTER
+            }
+            cell.addView(img)
+            header.addView(cell)
+        }
+
+        val tableLayout = layout.findViewById<TableLayout>(R.id.glass_table)
+        tableLayout.removeAllViews()
+        addSymptomRows(tableLayout)
+
+        // Restore aus DB (nur wenn noch nicht im answers)
+        val anySymptomNeedsRestore = question.symptoms.any { !answers.containsKey(it) }
+        if (anySymptomNeedsRestore) {
+            CoroutineScope(Dispatchers.IO).launch {
+                try {
+                    val clientCode = GlobalValues.LAST_CLIENT_CODE ?: return@launch
+                    val allAnswersForClient = MyApp.database.answerDao().getAnswersForClient(clientCode)
+                    val answerMap = allAnswersForClient.associateBy({ it.questionId }, { it.answerValue })
+
+                    withContext(Dispatchers.Main) {
+                        for ((index, symptomKey) in question.symptoms.withIndex()) {
+                            val answerMapKey = "$questionnaireMeta-$symptomKey"
+                            val dbAnswer = answerMap[answerMapKey]?.takeIf { it.isNotBlank() }?.trim()
+                            if (!answers.containsKey(symptomKey) && !dbAnswer.isNullOrBlank()) {
+                                if (index < tableLayout.childCount) {
+                                    val row = tableLayout.getChildAt(index) as? TableRow ?: continue
+                                    val radioGroup = row.getChildAt(1) as? RadioGroup ?: continue
+                                    setSingleSelection(radioGroup, dbAnswer) // <-- FIXED restore
+                                    answers[symptomKey] = dbAnswer
+                                    points.add(pointsMap[dbAnswer] ?: 0)
+                                }
+                            }
+                        }
+                    }
+                } catch (_: Exception) { /* ignore */ }
+            }
+        }
+
+        layout.findViewById<Button>(R.id.Qnext).setOnClickListener {
+            if (validate()) {
+                saveAnswer()
+                goToNextQuestion()
+            } else {
+                showToast(LanguageManager.getText(languageID, "select_one_answer_per_row"))
+            }
+        }
+        layout.findViewById<Button>(R.id.Qprev).setOnClickListener { goToPreviousQuestion() }
+    }
+
+    private fun addSymptomRows(table: TableLayout) {
+        question.symptoms.forEach { symptomKey ->
+            val savedLabel = answers[symptomKey] as? String
+
+            val row = TableRow(context).apply {
+                layoutParams = TableRow.LayoutParams(
+                    TableRow.LayoutParams.MATCH_PARENT,
+                    TableRow.LayoutParams.WRAP_CONTENT
+                )
+            }
+
+            val symptomText = TextView(context).apply {
+                text = LanguageManager.getText(languageID, symptomKey)
+                layoutParams = TableRow.LayoutParams(0, TableRow.LayoutParams.WRAP_CONTENT, 4f)
+                setPadding(4, 16, 4, 16)
+                ViewUtils.setTextSizePercentOfScreenHeight(this, 0.022f)
+            }
+            row.addView(symptomText)
+
+            val radioGroup = RadioGroup(context).apply {
+                orientation = RadioGroup.HORIZONTAL
+                layoutParams = TableRow.LayoutParams(0, TableRow.LayoutParams.WRAP_CONTENT, 5f)
+                setPadding(0, 0, 0, 0)
+            }
+
+            // Build buttons
+            scaleLabels.forEach { labelKey ->
+                val cell = FrameLayout(context).apply {
+                    layoutParams = RadioGroup.LayoutParams(0, RadioGroup.LayoutParams.WRAP_CONTENT, 1f)
+                }
+
+                val rb = RadioButton(context).apply {
+                    tag = labelKey
+                    id = View.generateViewId()
+                    isChecked = false
+                    setPadding(0, 0, 0, 0)
+                }
+
+                rb.layoutParams = FrameLayout.LayoutParams(
+                    FrameLayout.LayoutParams.WRAP_CONTENT,
+                    FrameLayout.LayoutParams.WRAP_CONTENT,
+                    Gravity.CENTER
+                )
+
+                // <<< FIX: erzwinge pro Zeile genau eine Auswahl
+                rb.setOnCheckedChangeListener { buttonView, isChecked ->
+                    if (suppressRowListener) return@setOnCheckedChangeListener
+                    if (!isChecked) return@setOnCheckedChangeListener
+
+                    val selectedLabel = buttonView.tag as? String ?: return@setOnCheckedChangeListener
+                    // wenn einer checked -> alle anderen in dieser Row unchecken
+                    suppressRowListener = true
+                    try {
+                        for (i in 0 until radioGroup.childCount) {
+                            val other = getRadioFromChild(radioGroup.getChildAt(i)) ?: continue
+                            if (other != buttonView) other.isChecked = false
+                        }
+                    } finally {
+                        suppressRowListener = false
+                    }
+
+                    // Optional (wenn du willst): sofort im answers setzen (Edit-Mode fühlt sich dann "direkt" an)
+                    answers[symptomKey] = selectedLabel
+                }
+
+                cell.addView(rb)
+                radioGroup.addView(cell)
+            }
+
+            // Restore aus answers (falls vorhanden)
+            if (!savedLabel.isNullOrBlank()) {
+                setSingleSelection(radioGroup, savedLabel)
+            }
+
+            row.addView(radioGroup)
+            table.addView(row)
+        }
+    }
+
+    /**
+     * Setzt in diesem Row-RadioGroup genau einen Wert aktiv und alle anderen aus.
+     */
+    private fun setSingleSelection(radioGroup: RadioGroup, labelKey: String) {
+        suppressRowListener = true
+        try {
+            for (i in 0 until radioGroup.childCount) {
+                val rb = getRadioFromChild(radioGroup.getChildAt(i)) ?: continue
+                val tag = (rb.tag as? String)?.trim()
+                rb.isChecked = (tag == labelKey.trim())
+            }
+        } finally {
+            suppressRowListener = false
+        }
+    }
+
+    override fun validate(): Boolean {
+        val table = layout.findViewById<TableLayout>(R.id.glass_table)
+        for (i in 0 until table.childCount) {
+            val row = table.getChildAt(i) as TableRow
+            val radioGroup = row.getChildAt(1) as RadioGroup
+            var anyChecked = false
+            for (j in 0 until radioGroup.childCount) {
+                val rb = getRadioFromChild(radioGroup.getChildAt(j)) ?: continue
+                if (rb.isChecked) { anyChecked = true; break }
+            }
+            if (!anyChecked) return false
+        }
+        return true
+    }
+
+    override fun saveAnswer() {
+        // alte Punkte entfernen
+        question.symptoms.forEach { key ->
+            val prev = answers[key] as? String
+            prev?.let { pointsMap[it] }?.let { points.remove(it) }
+        }
+
+        val table = layout.findViewById<TableLayout>(R.id.glass_table)
+        for (i in 0 until table.childCount) {
+            val row = table.getChildAt(i) as TableRow
+            val symptomKey = question.symptoms[i]
+            val radioGroup = row.getChildAt(1) as RadioGroup
+
+            for (j in 0 until radioGroup.childCount) {
+                val rb = getRadioFromChild(radioGroup.getChildAt(j)) ?: continue
+                if (rb.isChecked) {
+                    val selected = rb.tag as String
+                    answers[symptomKey] = selected
+                    points.add(pointsMap[selected] ?: 0)
+                    break
+                }
+            }
+        }
+    }
+
+    private fun getRadioFromChild(child: View): RadioButton? =
+        when (child) {
+            is RadioButton -> child
+            is FrameLayout -> child.getChildAt(0) as? RadioButton
+            else -> null
+        }
+
+}

app/src/main/java/com/dano/test1/questionnaire/handlers/HandlerLastPage.kt

@@ -0,0 +1,151 @@
+package com.dano.test1.questionnaire.handlers
+
+import android.util.TypedValue
+import android.view.View
+import android.widget.*
+import android.text.Html
+import androidx.core.widget.TextViewCompat
+import kotlinx.coroutines.*
+import com.dano.test1.questionnaire.GlobalValues
+import com.dano.test1.LanguageManager
+import com.dano.test1.MainActivity
+import com.dano.test1.questionnaire.QuestionHandler
+import com.dano.test1.questionnaire.QuestionItem
+import com.dano.test1.R
+import com.dano.test1.utils.ViewUtils
+import com.google.android.material.button.MaterialButton
+
+/*
+Zweck:
+- Steuert die letzte Seite eines Fragebogens.
+- Zeigt Abschlusstexte an, speichert alle gesammelten Antworten in die lokale DB und beendet anschließend den Fragebogen und kehrt zur übergeordneten Ansicht zurück.
+
+Beim Klick auf „Speichern“:
+   - Ladezustand anzeigen (ProgressBar), Buttons deaktivieren.
+   - Antworten asynchron in Room-DB persistieren (über `saveAnswersToDatabase`).
+   - Punktsumme ermitteln und in `GlobalValues.INTEGRATION_INDEX` schreiben.
+   - `client_code` (falls vorhanden) als `GlobalValues.LAST_CLIENT_CODE` merken.
+   - Mindestens 2 Sekunden „Loading“-Dauer sicherstellen (ruhiges UX).
+   - Zurück auf den Main-Thread wechseln, UI entsperren und Fragebogen schließen.
+
+*/
+
+class HandlerLastPage(
+    private val answers: Map<String, Any>,
+    private val languageID: String,
+    private val goToNextQuestion: () -> Unit,
+    private val goToPreviousQuestion: () -> Unit,
+    private val saveAnswersToDatabase: suspend (Map<String, Any>) -> Unit
+) : QuestionHandler {
+
+    private lateinit var currentQuestion: QuestionItem.LastPage
+    private lateinit var layout: View
+    private val minLoadingTimeMs = 2000L
+
+    override fun bind(layout: View, question: QuestionItem) {
+        this.layout = layout
+        currentQuestion = question as QuestionItem.LastPage
+
+        val titleTv = layout.findViewById<TextView>(R.id.textView)
+        val questionTv = layout.findViewById<TextView>(R.id.question)
+        val prevBtn = layout.findViewById<MaterialButton>(R.id.Qprev)
+        val finishBtn = layout.findViewById<MaterialButton>(R.id.Qfinish)
+
+        // Texte setzen
+        titleTv.text = LanguageManager.getText(languageID, currentQuestion.textKey)
+        questionTv.text = Html.fromHtml(
+            LanguageManager.getText(languageID, currentQuestion.question),
+            Html.FROM_HTML_MODE_LEGACY
+        )
+
+        // Finish-Button: Text + responsive Schrift
+        finishBtn.text = LanguageManager.getText(languageID, "save")
+        finishBtn.isAllCaps = false
+        applyResponsiveTextSizing(finishBtn)
+
+        // Überschriften responsiv skalieren (wie zuvor)
+        ViewUtils.setTextSizePercentOfScreenHeight(titleTv,    0.03f)
+        ViewUtils.setTextSizePercentOfScreenHeight(questionTv, 0.03f)
+
+        // Buttons
+        prevBtn.setOnClickListener { goToPreviousQuestion() }
+
+        finishBtn.setOnClickListener {
+            showLoading(true)
+
+            CoroutineScope(Dispatchers.IO).launch {
+                val startTime = System.currentTimeMillis()
+
+                // Antworten speichern
+                saveAnswersToDatabase(answers)
+
+                // Punkte summieren
+                GlobalValues.INTEGRATION_INDEX = sumPoints()
+
+                // Client-Code merken (für Auto-Laden im Opening Screen)
+                val clientCode = answers["client_code"] as? String
+                if (clientCode != null) {
+                    GlobalValues.LAST_CLIENT_CODE = clientCode
+                    GlobalValues.LOADED_CLIENT_CODE = clientCode   // <— zusätzlich setzen
+                }
+
+                // min. Ladezeit einhalten (ruhiges UX)
+                val elapsedTime = System.currentTimeMillis() - startTime
+                if (elapsedTime < minLoadingTimeMs) delay(minLoadingTimeMs - elapsedTime)
+
+                withContext(Dispatchers.Main) {
+                    showLoading(false)
+                    val activity = layout.context as? MainActivity
+                    // Zurück zum Opening Screen – der lädt dann automatisch (siehe Änderung 2)
+                    activity?.finishQuestionnaire() ?: goToNextQuestion()
+                }
+            }
+        }
+
+    }
+
+    override fun validate(): Boolean = true
+    override fun saveAnswer() {}
+
+    private fun applyResponsiveTextSizing(btn: MaterialButton) {
+        // Max-/Min-Sp anhand der Bildschirmhöhe (in sp) berechnen
+        val dm = btn.resources.displayMetrics
+        val maxSp = (dm.heightPixels * 0.028f) / dm.scaledDensity   // ~2.8% der Höhe
+        val minSp = (dm.heightPixels * 0.018f) / dm.scaledDensity   // ~1.8% der Höhe
+
+        // AutoSize aktivieren (schrumpft/expandiert den Text innerhalb des Buttons)
+        TextViewCompat.setAutoSizeTextTypeUniformWithConfiguration(
+            btn,
+            minSp.toInt(),
+            maxSp.toInt(),
+            1,
+            TypedValue.COMPLEX_UNIT_SP
+        )
+        btn.setSingleLine(true)
+        btn.maxLines = 1
+        btn.isAllCaps = false
+
+        // Padding nach Layout proportional zur Button-Höhe setzen (wirkt auf Lesbarkeit)
+        btn.post {
+            val padH = (btn.height * 0.18f).toInt()
+            val padV = (btn.height * 0.12f).toInt()
+            btn.setPadding(padH, padV, padH, padV)
+        }
+    }
+    // ----------------------------------------------------------------
+
+    private fun sumPoints(): Int =
+        answers.filterKeys { it.endsWith("_points") }
+            .values.mapNotNull { it as? Int }
+            .sum()
+
+    private fun showLoading(show: Boolean) {
+        val progressBar = layout.findViewById<ProgressBar>(R.id.progressBar)
+        val finishButton = layout.findViewById<Button>(R.id.Qfinish)
+        val prevButton = layout.findViewById<Button>(R.id.Qprev)
+
+        progressBar?.visibility = if (show) View.VISIBLE else View.GONE
+        finishButton?.isEnabled = !show
+        prevButton?.isEnabled = !show
+    }
+}

app/src/main/java/com/dano/test1/questionnaire/handlers/HandlerMultiCheckboxQuestion.kt

@@ -0,0 +1,214 @@
+package com.dano.test1.questionnaire.handlers
+
+import android.content.Context
+import android.util.TypedValue
+import android.view.View
+import android.widget.*
+import androidx.core.widget.TextViewCompat
+import kotlinx.coroutines.*
+import com.dano.test1.questionnaire.GlobalValues
+import com.dano.test1.LanguageManager
+import com.dano.test1.MyApp
+import com.dano.test1.questionnaire.QuestionHandler
+import com.dano.test1.questionnaire.QuestionItem
+import com.dano.test1.R
+import com.dano.test1.utils.ViewUtils
+
+/*
+Zweck:
+- Steuert eine Frage mit mehreren auswählbaren Antwortoptionen (Checkboxen).
+*/
+
+class HandlerMultiCheckboxQuestion(
+    private val context: Context,
+    private val answers: MutableMap<String, Any>,
+    private val points: MutableList<Int>,
+    private val languageID: String,
+    private val goToNextQuestion: () -> Unit,
+    private val goToPreviousQuestion: () -> Unit,
+    private val showToast: (String) -> Unit,
+    private val questionnaireMeta: String //
+) : QuestionHandler {
+
+    private lateinit var layout: View
+    private lateinit var question: QuestionItem.MultiCheckboxQuestion
+
+    override fun bind(layout: View, question: QuestionItem) {
+        this.layout = layout
+        this.question = question as QuestionItem.MultiCheckboxQuestion
+
+        val container = layout.findViewById<LinearLayout>(R.id.CheckboxContainer)
+        val questionTitle = layout.findViewById<TextView>(R.id.question)
+        val questionTextView = layout.findViewById<TextView>(R.id.textView)
+
+        questionTextView.text = this.question.textKey?.let { LanguageManager.getText(languageID, it) } ?: ""
+        questionTitle.text = this.question.question?.let { LanguageManager.getText(languageID, it) } ?: ""
+
+        // Textgrößen pro Bildschirmhöhe (wie bei deinen anderen Handlern)
+        ViewUtils.setTextSizePercentOfScreenHeight(questionTextView, 0.03f)
+        ViewUtils.setTextSizePercentOfScreenHeight(questionTitle,    0.03f)
+
+        container.removeAllViews()
+
+        // bestehende Auswahl aus answers (falls vorhanden) als Set
+        val selectedKeys = this.question.question?.let {
+            (answers[it] as? List<*>)?.map { it.toString() }?.toSet()
+        } ?: emptySet()
+
+        // Checkbox-Schrift & Zeilenhöhe dynamisch ableiten (kein Abschneiden)
+        val dm = layout.resources.displayMetrics
+        val cbTextSp = (dm.heightPixels * 0.025f) / dm.scaledDensity // ~2.5% der Bildschirmhöhe
+        val cbTextPx = cbTextSp * dm.scaledDensity
+        val cbPadV   = (cbTextPx * 0.40f).toInt()
+        val cbMinH   = (cbTextPx * 1.60f + 2 * cbPadV).toInt()
+
+        this.question.options.forEach { option ->
+            val checkBox = CheckBox(context).apply {
+                text = LanguageManager.getText(languageID, option.key)
+                tag = option.key
+                isChecked = selectedKeys.contains(option.key)
+
+                // Textgröße prozentual & Zeilenhöhe/Padding für Lesbarkeit
+                TextViewCompat.setAutoSizeTextTypeWithDefaults(this, TextViewCompat.AUTO_SIZE_TEXT_TYPE_NONE)
+                setTextSize(TypedValue.COMPLEX_UNIT_SP, cbTextSp)
+                includeFontPadding = true
+                setPadding(paddingLeft, cbPadV, paddingRight, cbPadV)
+                minHeight = cbMinH
+
+                layoutParams = LinearLayout.LayoutParams(
+                    LinearLayout.LayoutParams.MATCH_PARENT,
+                    LinearLayout.LayoutParams.WRAP_CONTENT
+                ).apply {
+                    val scale = context.resources.displayMetrics.density
+                    val marginBottom = (16 * scale + 0.5f).toInt()
+                    setMargins(0, 0, 0, marginBottom)
+                }
+            }
+            container.addView(checkBox)
+        }
+
+        //DB-Abfrage falls noch kein Eintrag im answers-Map existiert
+        val answerMapKey = question.question ?: (question.id ?: "")
+        if (answerMapKey.isNotBlank() && !answers.containsKey(answerMapKey)) {
+            CoroutineScope(Dispatchers.IO).launch {
+                try {
+                    val clientCode = GlobalValues.LAST_CLIENT_CODE
+                    if (clientCode.isNullOrBlank()) return@launch
+
+                    val allAnswersForClient = MyApp.database.answerDao().getAnswersForClient(clientCode)
+                    val myQuestionId = questionnaireMeta + "-" + question.question
+                    val dbAnswer = allAnswersForClient.find { it.questionId == myQuestionId }?.answerValue
+
+                    if (!dbAnswer.isNullOrBlank()) {
+                        val parsed = parseMultiAnswer(dbAnswer)
+
+                        withContext(Dispatchers.Main) {
+                            // UI: Checkboxen setzen
+                            for (i in 0 until container.childCount) {
+                                val cb = container.getChildAt(i) as? CheckBox ?: continue
+                                cb.isChecked = parsed.contains(cb.tag.toString())
+                            }
+
+                            // answers-Map aktualisieren
+                            answers[answerMapKey] = parsed.toList()
+
+                            // Punkte berechnen und hinzufügen
+                            val totalPoints = parsed.sumOf { key ->
+                                question.pointsMap?.get(key) ?: 0
+                            }
+                            points.add(totalPoints)
+                        }
+                    }
+                } catch (e: Exception) {
+                    e.printStackTrace()
+                }
+            }
+        }
+
+        layout.findViewById<Button>(R.id.Qnext).setOnClickListener {
+            if (validate()) {
+                saveAnswer()
+                goToNextQuestion()
+            } else {
+                val msgKey = if (question.minSelection == 1) {
+                    "select_at_least_one_answer"
+                } else {
+                    "select_at_least_minimum"
+                }
+                val errorMessage = LanguageManager.getTextFormatted(languageID, msgKey, "choose_more_elements")
+                showToast(errorMessage)
+            }
+        }
+
+        layout.findViewById<Button>(R.id.Qprev).setOnClickListener {
+            goToPreviousQuestion()
+        }
+    }
+
+    override fun validate(): Boolean {
+        val container = layout.findViewById<LinearLayout>(R.id.CheckboxContainer)
+        var selectedCount = 0
+        for (i in 0 until container.childCount) {
+            val checkBox = container.getChildAt(i) as? CheckBox ?: continue
+            if (checkBox.isChecked) selectedCount++
+        }
+        return selectedCount >= question.minSelection
+    }
+
+    override fun saveAnswer() {
+        val container = layout.findViewById<LinearLayout>(R.id.CheckboxContainer)
+        val selectedKeys = mutableListOf<String>()
+        var totalPoints = 0
+
+        for (i in 0 until container.childCount) {
+            val checkBox = container.getChildAt(i) as? CheckBox ?: continue
+            if (checkBox.isChecked) {
+                val key = checkBox.tag.toString()
+                selectedKeys.add(key)
+                totalPoints += question.pointsMap?.get(key) ?: 0
+            }
+        }
+
+        question.question?.let { questionKey ->
+            // ggf. alte Punkte entfernen
+            val oldList = answers[questionKey] as? List<*>
+            if (oldList != null) {
+                val oldTotal = oldList.mapNotNull { it?.toString() }.sumOf { oldKey ->
+                    question.pointsMap?.get(oldKey) ?: 0
+                }
+                points.remove(oldTotal)
+            }
+
+            answers[questionKey] = selectedKeys
+            points.add(totalPoints)
+        }
+    }
+
+    private fun parseMultiAnswer(dbAnswer: String): Set<String> {
+        val trimmed = dbAnswer.trim()
+        if (trimmed.startsWith("[") && trimmed.endsWith("]")) {
+            val inner = trimmed.substring(1, trimmed.length - 1)
+            if (inner.isBlank()) return emptySet()
+            return inner.split(",")
+                .map { it.trim().trim('"', '\'') }
+                .filter { it.isNotEmpty() }
+                .toSet()
+        }
+
+        val separator = when {
+            trimmed.contains(",") -> ","
+            trimmed.contains(";") -> ";"
+            else -> null
+        }
+
+        return if (separator != null) {
+            trimmed.split(separator)
+                .map { it.trim().trim('"', '\'') }
+                .filter { it.isNotEmpty() }
+                .toSet()
+        } else {
+            setOf(trimmed.trim().trim('"', '\''))
+        }
+    }
+
+}

app/src/main/java/com/dano/test1/questionnaire/handlers/HandlerRadioQuestion.kt

@@ -1,9 +1,22 @@
-package com.dano.test1
+package com.dano.test1.questionnaire.handlers
 
 import android.content.Context
 import android.view.View
 import android.text.Html
 import android.widget.*
+import kotlinx.coroutines.*
+import com.dano.test1.questionnaire.GlobalValues
+import com.dano.test1.LanguageManager
+import com.dano.test1.MyApp
+import com.dano.test1.questionnaire.QuestionHandler
+import com.dano.test1.questionnaire.QuestionItem
+import com.dano.test1.R
+import com.dano.test1.utils.ViewUtils
+
+/*
+Zweck:
+- Steuert eine Einzelfrage mit genau einer auswählbaren Antwort (RadioButtons).
+*/
 
 class HandlerRadioQuestion(
     private val context: Context,
@@ -13,7 +26,8 @@ class HandlerRadioQuestion(
     private val goToNextQuestion: () -> Unit,
     private val goToPreviousQuestion: () -> Unit,
     private val goToQuestionById: (String) -> Unit,
-    private val showToast: (String) -> Unit
+    private val showToast: (String) -> Unit,
+    private val questionnaireMeta: String
 ) : QuestionHandler {
 
     private lateinit var layout: View
@@ -32,6 +46,8 @@ class HandlerRadioQuestion(
             Html.fromHtml(LanguageManager.getText(languageID, it), Html.FROM_HTML_MODE_LEGACY)
         } ?: ""
 
+        ViewUtils.setTextSizePercentOfScreenHeight(questionTextView, 0.03f)
+        ViewUtils.setTextSizePercentOfScreenHeight(questionTitle,   0.03f)
 
         radioGroup.removeAllViews()
 
@@ -39,6 +55,10 @@ class HandlerRadioQuestion(
             val radioButton = RadioButton(context).apply {
                 text = LanguageManager.getText(languageID, option.key)
                 tag = option.key
+
+                // RadioButton-Text analog zu EditTexts: 2.5% der Bildschirmhöhe
+                ViewUtils.setTextSizePercentOfScreenHeight(this, 0.025f)
+
                 layoutParams = RadioGroup.LayoutParams(
                     RadioGroup.LayoutParams.MATCH_PARENT,
                     RadioGroup.LayoutParams.WRAP_CONTENT
@@ -47,12 +67,53 @@ class HandlerRadioQuestion(
                     val margin = (16 * scale + 0.5f).toInt()
                     setMargins(0, 0, 0, margin)
                 }
+
+                val padding = (12 * resources.displayMetrics.density).toInt()
+                setPadding(padding, padding, padding, padding)
             }
             radioGroup.addView(radioButton)
         }
 
         restorePreviousAnswer(radioGroup)
 
+        val answerMapKey = question.question ?: (question.id ?: "")
+        if (answerMapKey.isNotBlank() && !answers.containsKey(answerMapKey)) {
+            CoroutineScope(Dispatchers.IO).launch {
+                try {
+                    val clientCode = GlobalValues.LAST_CLIENT_CODE
+                    if (clientCode.isNullOrBlank()) return@launch
+
+                    val allAnswersForClient = MyApp.database.answerDao().getAnswersForClient(clientCode)
+                    val myQuestionId = questionnaireMeta + "-" + question.question
+                    val dbAnswer = allAnswersForClient.find { it.questionId == myQuestionId }?.answerValue
+
+                    if (!dbAnswer.isNullOrBlank()) {
+                        withContext(Dispatchers.Main) {
+                            val oldAnswerKey = answers[answerMapKey] as? String
+                            val oldPoint = oldAnswerKey?.let { question.pointsMap?.get(it) } ?: 0
+                            if (oldAnswerKey != null) {
+                                points.remove(oldPoint)
+                            }
+
+                            for (i in 0 until radioGroup.childCount) {
+                                val radioButton = radioGroup.getChildAt(i) as RadioButton
+                                if (radioButton.tag == dbAnswer) {
+                                    radioButton.isChecked = true
+                                    break
+                                }
+                            }
+
+                            answers[answerMapKey] = dbAnswer
+                            val newPoint = question.pointsMap?.get(dbAnswer) ?: 0
+                            points.add(newPoint)
+                        }
+                    }
+                } catch (e: Exception) {
+                    e.printStackTrace()
+                }
+            }
+        }
+
         layout.findViewById<Button>(R.id.Qnext).setOnClickListener {
             if (validate()) {
                 saveAnswer()
@@ -104,10 +165,8 @@ class HandlerRadioQuestion(
         val answerKey = selectedRadioButton.tag.toString()
 
         question.question?.let { questionKey ->
-
             val oldAnswerKey = answers[questionKey] as? String
             val oldPoint = oldAnswerKey?.let { question.pointsMap?.get(it) } ?: 0
-
             points.remove(oldPoint)
 
             answers[questionKey] = answerKey
@@ -116,6 +175,4 @@ class HandlerRadioQuestion(
             points.add(newPoint)
         }
     }
-
-
 }

app/src/main/java/com/dano/test1/questionnaire/handlers/HandlerStringSpinner.kt

@@ -1,8 +1,23 @@
-package com.dano.test1
+package com.dano.test1.questionnaire.handlers
 
 import android.content.Context
 import android.view.View
 import android.widget.*
+import kotlinx.coroutines.*
+import com.dano.test1.ui.Countries
+import com.dano.test1.questionnaire.GlobalValues
+import com.dano.test1.LanguageManager
+import com.dano.test1.MyApp
+import com.dano.test1.questionnaire.QuestionHandler
+import com.dano.test1.questionnaire.QuestionItem
+import com.dano.test1.R
+import com.dano.test1.utils.ViewUtils
+
+/*
+Zweck:
+- Steuert eine Frage mit einer einzelnen Auswahl aus einer Dropdown-Liste (Spinner).
+- Baut die Optionen dynamisch auf, lokalisiert Texte, stellt responsive Typografie her und kann vorhandene Antworten aus der lokalen Room-DB restaurieren.
+*/
 
 class HandlerStringSpinner(
     private val context: Context,
@@ -10,7 +25,8 @@ class HandlerStringSpinner(
     private val languageID: String,
     private val goToNextQuestion: () -> Unit,
     private val goToPreviousQuestion: () -> Unit,
-    private val showToast: (String) -> Unit
+    private val showToast: (String) -> Unit,
+    private val questionnaireMeta: String
 ) : QuestionHandler {
 
     private lateinit var layout: View
@@ -26,14 +42,46 @@ class HandlerStringSpinner(
         val textView = layout.findViewById<TextView>(R.id.textView)
         val spinner = layout.findViewById<Spinner>(R.id.string_spinner)
 
+        // Texte setzen
         questionTextView.text = question.question?.let { LanguageManager.getText(languageID, it) } ?: ""
         textView.text = question.textKey?.let { LanguageManager.getText(languageID, it) } ?: ""
 
+        // Textgrößen prozentual zur Bildschirmhöhe
+        ViewUtils.setTextSizePercentOfScreenHeight(textView,         0.03f)
+        ViewUtils.setTextSizePercentOfScreenHeight(questionTextView, 0.03f)
+
         val options = buildOptionsList()
 
+        // vorhandene Auswahl (falls vorhanden)
         val savedSelection = question.question?.let { answers[it] as? String }
 
-        setupSpinner(spinner, options, savedSelection)
+        // Spinner aufsetzen
+        ViewUtils.setupResponsiveSpinner(context, spinner, options, savedSelection)
+
+        // Falls noch keine Antwort im Map: aus DB laden
+        val answerMapKey = question.question ?: (question.id ?: "")
+        if (answerMapKey.isNotBlank() && !answers.containsKey(answerMapKey)) {
+            CoroutineScope(Dispatchers.IO).launch {
+                try {
+                    val clientCode = GlobalValues.LAST_CLIENT_CODE
+                    if (clientCode.isNullOrBlank()) return@launch
+
+                    val allAnswersForClient = MyApp.database.answerDao().getAnswersForClient(clientCode)
+                    val myQuestionId = questionnaireMeta + "-" + question.question
+                    val dbAnswer = allAnswersForClient.find { it.questionId == myQuestionId }?.answerValue
+
+                    if (!dbAnswer.isNullOrBlank()) {
+                        withContext(Dispatchers.Main) {
+                            answers[answerMapKey] = dbAnswer
+                            val index = options.indexOf(dbAnswer)
+                            if (index >= 0) spinner.setSelection(index)
+                        }
+                    }
+                } catch (e: Exception) {
+                    e.printStackTrace()
+                }
+            }
+        }
 
         layout.findViewById<Button>(R.id.Qnext).setOnClickListener {
             if (validate()) {
@@ -63,10 +111,7 @@ class HandlerStringSpinner(
     override fun saveAnswer() {
         val spinner = layout.findViewById<Spinner>(R.id.string_spinner)
         val selected = spinner.selectedItem as? String ?: return
-
+        question.question?.let { key -> answers[key] = selected }
-        question.question?.let { key ->
-            answers[key] = selected
-        }
     }
 
     private fun buildOptionsList(): List<String> {
@@ -78,16 +123,4 @@ class HandlerStringSpinner(
         }
     }
 
-    private fun <T> setupSpinner(spinner: Spinner, items: List<T>, selectedItem: T?) {
-        val adapter = ArrayAdapter(context, android.R.layout.simple_spinner_item, items)
-        adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item)
-        spinner.adapter = adapter
-
-        selectedItem?.let {
-            val index = items.indexOf(it)
-            if (index >= 0) {
-                spinner.setSelection(index)
-            }
-        }
-    }
 }

app/src/main/java/com/dano/test1/questionnaire/handlers/HandlerValueSpinner.kt

@@ -1,8 +1,24 @@
-package com.dano.test1
+package com.dano.test1.questionnaire.handlers
 
 import android.content.Context
 import android.view.View
 import android.widget.*
+import kotlinx.coroutines.*
+import com.dano.test1.questionnaire.GlobalValues
+import com.dano.test1.LanguageManager
+import com.dano.test1.MyApp
+import com.dano.test1.questionnaire.QuestionHandler
+import com.dano.test1.questionnaire.QuestionItem
+import com.dano.test1.R
+import com.dano.test1.utils.ViewUtils
+
+/*
+Zweck:
+- Steuert eine Frage, bei der ein numerischer Wert aus einem Spinner gewählt wird.
+- Unterstützt sowohl feste Optionslisten als auch numerische Bereiche (min..max).
+- Lokalisiert Texte, kann eine frühere Antwort aus der lokalen Room-DB (per AnswerDao) wiederherstellen.
+
+*/
 
 class HandlerValueSpinner(
     private val context: Context,
@@ -11,7 +27,8 @@ class HandlerValueSpinner(
     private val goToNextQuestion: () -> Unit,
     private val goToPreviousQuestion: () -> Unit,
     private val goToQuestionById: (String) -> Unit,
-    private val showToast: (String) -> Unit
+    private val showToast: (String) -> Unit,
+    private val questionnaireMeta: String
 ) : QuestionHandler {
 
     private lateinit var layout: View
@@ -30,6 +47,9 @@ class HandlerValueSpinner(
         questionTextView.text = question.question?.let { LanguageManager.getText(languageID, it) } ?: ""
         textView.text = question.textKey?.let { LanguageManager.getText(languageID, it) } ?: ""
 
+        ViewUtils.setTextSizePercentOfScreenHeight(textView,          0.03f)
+        ViewUtils.setTextSizePercentOfScreenHeight(questionTextView,  0.03f)
+
         val prompt = LanguageManager.getText(languageID, "choose_answer")
         val spinnerItems: List<String> = listOf(prompt) + if (question.range != null) {
             (question.range.min..question.range.max).map { it.toString() }
@@ -38,7 +58,32 @@ class HandlerValueSpinner(
         }
 
         val savedValue = question.question?.let { answers[it] as? String }
-        setupSpinner(spinner, spinnerItems, savedValue)
+        ViewUtils.setupResponsiveSpinner(context, spinner, spinnerItems, savedValue)
+
+        //DB-Abfrage falls noch keine Antwort im Map existiert
+        val answerMapKey = question.question ?: (question.id ?: "")
+        if (answerMapKey.isNotBlank() && !answers.containsKey(answerMapKey)) {
+            CoroutineScope(Dispatchers.IO).launch {
+                try {
+                    val clientCode = GlobalValues.LAST_CLIENT_CODE
+                    if (clientCode.isNullOrBlank()) return@launch
+
+                    val allAnswersForClient = MyApp.database.answerDao().getAnswersForClient(clientCode)
+                    val myQuestionId = questionnaireMeta + "-" + question.question
+                    val dbAnswer = allAnswersForClient.find { it.questionId == myQuestionId }?.answerValue
+
+                    if (!dbAnswer.isNullOrBlank()) {
+                        withContext(Dispatchers.Main) {
+                            answers[answerMapKey] = dbAnswer
+                            val index = spinnerItems.indexOf(dbAnswer)
+                            if (index >= 0) spinner.setSelection(index)
+                        }
+                    }
+                } catch (e: Exception) {
+                    e.printStackTrace()
+                }
+            }
+        }
 
         layout.findViewById<Button>(R.id.Qnext).setOnClickListener {
             if (validate()) {
@@ -84,14 +129,4 @@ class HandlerValueSpinner(
         }
     }
 
-    private fun <T> setupSpinner(spinner: Spinner, items: List<T>, selectedItem: T?) {
-        val adapter = ArrayAdapter(context, android.R.layout.simple_spinner_item, items)
-        adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item)
-        spinner.adapter = adapter
-
-        selectedItem?.let {
-            val index = items.indexOf(it)
-            if (index >= 0) spinner.setSelection(index)
-        }
-    }
 }

app/src/main/java/com/dano/test1/ui/CountriesSpinner.kt

@@ -1,4 +1,6 @@
-package com.dano.test1
+package com.dano.test1.ui
+
+import com.dano.test1.LanguageManager
 
 object Countries {
     fun getAllCountries(languageID: String): List<String> {

app/src/main/java/com/dano/test1/ui/DatabaseButtonHandler.kt

@@ -0,0 +1,470 @@
+package com.dano.test1.ui
+
+import android.graphics.Color
+import android.graphics.Typeface
+import android.util.Log
+import android.view.View
+import android.widget.*
+import com.dano.test1.data.ExcelExportService
+import com.dano.test1.utils.ViewUtils
+import com.dano.test1.LanguageManager
+import com.dano.test1.MainActivity
+import com.dano.test1.MyApp
+import com.dano.test1.R
+import com.dano.test1.data.Client
+import com.dano.test1.data.HeaderOrderRepository
+import com.dano.test1.data.Question
+import com.dano.test1.data.Questionnaire
+import kotlinx.coroutines.*
+import org.json.JSONArray
+
+class DatabaseButtonHandler(
+    private val activity: MainActivity,
+    private val databaseButton: Button,
+    private val onClose: () -> Unit,
+    private val languageIDProvider: () -> String = { "GERMAN" }
+) {
+    private val uiScope = CoroutineScope(SupervisorJob() + Dispatchers.Main)
+    private val tag = "DatabaseButtonHandler"
+
+    private val headerRepo = HeaderOrderRepository(activity)
+    private val exporter   = ExcelExportService(activity, headerRepo)
+
+    fun setup() {
+        val lang = safeLang()
+        databaseButton.text = t(lang, "database") ?: "Datenbank"
+        databaseButton.setOnClickListener { openDatabaseScreen() }
+    }
+
+    // ---------------------------
+    // SCREEN 1: Client-Liste
+    // ---------------------------
+    private fun openDatabaseScreen() {
+        activity.setContentView(R.layout.database_screen)
+
+        val lang = safeLang()
+
+        val titleTv: TextView = requireView(R.id.title, "title")
+        val table: TableLayout = requireView(R.id.tableClients, "tableClients")
+        val progress: ProgressBar = requireView(R.id.progressBar, "progressBar")
+        val emptyView: TextView = requireView(R.id.emptyView, "emptyView")
+        val backButton: Button = requireView(R.id.backButton, "backButton")
+        val btnDownloadHeader: Button = requireView(R.id.btnDownloadHeader, "btnDownloadHeader")
+
+        titleTv.text = t(lang, "database_clients_title") ?: "Datenbank – Clients"
+        emptyView.text = t(lang, "no_clients_available") ?: "Keine Clients vorhanden."
+        backButton.text = t(lang, "previous") ?: "Zurück"
+        btnDownloadHeader.text = t(lang, "download_header") ?: "Download Header"
+
+        backButton.setOnClickListener { onClose() }
+        btnDownloadHeader.setOnClickListener { onDownloadHeadersClicked(progress) }
+
+        progress.visibility = View.VISIBLE
+        emptyView.visibility = View.GONE
+        table.removeAllViews()
+
+        addHeaderRow(table, listOf("#", t(lang, "client_code") ?: "Client-Code"))
+
+        uiScope.launch {
+            val clients: List<Client> = withContext(Dispatchers.IO) {
+                MyApp.database.clientDao().getAllClients()
+            }
+
+            progress.visibility = View.GONE
+
+            if (clients.isEmpty()) {
+                emptyView.visibility = View.VISIBLE
+                return@launch
+            }
+
+            clients.forEachIndexed { index, client ->
+                addClickableRow(
+                    table = table,
+                    cells = listOf((index + 1).toString(), client.clientCode),
+                    onClick = { openClientOverviewScreen(client.clientCode) }
+                )
+            }
+        }
+    }
+
+    // ---------------------------
+    // Export: Header aller Clients als Excel
+    // ---------------------------
+    private fun onDownloadHeadersClicked(progress: ProgressBar) {
+        val lang = safeLang()
+        uiScope.launch {
+            try {
+                progress.visibility = View.VISIBLE
+                val savedUri = exporter.exportHeadersForAllClients()
+                progress.visibility = View.GONE
+
+                if (savedUri != null) {
+                    Toast.makeText(
+                        activity,
+                        t(lang, "export_success_downloads") ?: "Export erfolgreich: Downloads/ClientHeaders.xlsx",
+                        Toast.LENGTH_LONG
+                    ).show()
+                } else {
+                    Toast.makeText(activity, t(lang, "export_failed") ?: "Export fehlgeschlagen.", Toast.LENGTH_LONG).show()
+                }
+            } catch (e: Exception) {
+                progress.visibility = View.GONE
+                Log.e(tag, "Download Header Fehler: ${e.message}", e)
+                val prefix = t(lang, "error") ?: "Fehler"
+                Toast.makeText(activity, "$prefix: ${e.message}", Toast.LENGTH_LONG).show()
+            }
+        }
+    }
+
+    // ---------------------------
+    // SCREEN 2: Fragebogen-Übersicht + "header"-Liste
+    // ---------------------------
+    private fun openClientOverviewScreen(clientCode: String) {
+        activity.setContentView(R.layout.client_overview_screen)
+
+        val lang = safeLang()
+
+        val title: TextView = requireView(R.id.titleClientOverview, "titleClientOverview")
+        val tableQ: TableLayout = requireView(R.id.tableQuestionnaires, "tableQuestionnaires")
+        val progress: ProgressBar = requireView(R.id.progressBarClient, "progressBarClient")
+        val emptyView: TextView = requireView(R.id.emptyViewClient, "emptyViewClient")
+        val backButton: Button = requireView(R.id.backButtonClient, "backButtonClient")
+
+        val headerLabel: TextView = requireView(R.id.headerLabel, "headerLabel")
+        val tableOrdered: TableLayout = requireView(R.id.tableOrdered, "tableOrdered")
+
+        title.text = "${t(lang, "client") ?: "Client"}: $clientCode – ${t(lang, "questionnaires") ?: "Fragebögen"}"
+        headerLabel.text = t(lang, "headers") ?: "Header"
+        backButton.text = t(lang, "previous") ?: "Zurück"
+        backButton.setOnClickListener { openDatabaseScreen() }
+
+        progress.visibility = View.VISIBLE
+        emptyView.visibility = View.GONE
+        tableQ.removeAllViews()
+        tableOrdered.removeAllViews()
+
+        addHeaderRow(
+            tableQ,
+            listOf("#", t(lang, "questionnaire_id") ?: "Fragebogen-ID", t(lang, "status") ?: "Status")
+        )
+        addHeaderRow(
+            tableOrdered,
+            listOf("#", t(lang, "id") ?: "ID", t(lang, "value") ?: "Wert")
+        )
+
+        uiScope.launch {
+            val result = withContext(Dispatchers.IO) {
+                val allQuestionnairesDb = MyApp.database.questionnaireDao().getAll()
+                val completedForClient   = MyApp.database.completedQuestionnaireDao().getAllForClient(clientCode)
+                val allAnswersForClient  = MyApp.database.answerDao().getAnswersForClient(clientCode)
+                Triple(allQuestionnairesDb, completedForClient, allAnswersForClient)
+            }
+
+            // IDs aus der JSON-Reihenfolge lesen (alle, die es geben soll)
+            val idsFromAssets: List<String> = loadQuestionnaireIdsFromAssets()
+
+            progress.visibility = View.GONE
+
+            val dbQuestionnaires: List<Questionnaire> = result.first
+            val completedForClient = result.second
+            val allAnswersForClient = result.third
+
+            // Vereinigung: alles was in JSON steht + alles was in der DB existiert
+            val allIds: List<String> =
+                (idsFromAssets + dbQuestionnaires.map { it.id }).distinct()
+
+            if (allIds.isEmpty()) {
+                emptyView.text = t(lang, "no_questionnaires") ?: "Keine Fragebögen vorhanden."
+                emptyView.visibility = View.VISIBLE
+            }
+
+            val statusMap = completedForClient.associate { it.questionnaireId to it.isDone }
+            val questionnaireIdSet = allIds.toSet() // für die zweite Tabelle
+            val answerMap = allAnswersForClient.associate { it.questionId to it.answerValue }
+
+            // Tabelle 1 (Status) – JETZT mit allen IDs
+            allIds
+                .sortedWith(compareBy({ extractQuestionnaireNumber(it) ?: Int.MAX_VALUE }, { it }))
+                .forEachIndexed { idx, qid ->
+                    val isDone = statusMap[qid] ?: false
+                    val statusText = if (isDone) "✓" else "✗"
+                    val statusTextColor = if (isDone) 0xFF4CAF50.toInt() else 0xFFF44336.toInt()
+
+                    if (isDone) {
+                        addClickableRow(
+                            table = tableQ,
+                            cells = listOf((idx + 1).toString(), qid, statusText),
+                            onClick = { openQuestionnaireDetailScreen(clientCode, qid) },
+                            colorOverrides = mapOf(2 to statusTextColor)
+                        )
+                    } else {
+                        addDisabledRow(
+                            table = tableQ,
+                            cells = listOf((idx + 1).toString(), qid, statusText),
+                            colorOverrides = mapOf(2 to statusTextColor)
+                        )
+                    }
+                }
+
+            // Farben
+            val lightGreen = 0xFFC8E6C9.toInt()
+            val lightRed   = 0xFFFFCDD2.toInt()
+            val doneGreen  = 0xFF4CAF50.toInt()
+            val notRed     = 0xFFF44336.toInt()
+
+            // Tabelle 2 (Header-Liste)
+            val orderedIds = headerRepo.loadOrderedIds()
+            orderedIds.forEachIndexed { idx, id ->
+                var rowBgColor: Int? = null
+                val raw: String
+                val cellBgForQuestionnaire: Int?
+
+                if (id == "client_code") {
+                    raw = clientCode
+                    cellBgForQuestionnaire = null
+                } else if (id in questionnaireIdSet) {
+                    raw = if (statusMap[id] == true) "Done" else "Not Done"
+                    cellBgForQuestionnaire = if (raw == "Done") doneGreen else notRed
+                } else {
+                    raw = answerMap[id]?.takeIf { it.isNotBlank() } ?: "None"
+                    cellBgForQuestionnaire = null
+                    rowBgColor = if (raw == "None") lightRed else lightGreen
+                }
+
+                val display = localizeHeaderValue(id, raw, lang)
+
+                val cellBgOverrides =
+                    if (cellBgForQuestionnaire != null)
+                        mapOf(0 to cellBgForQuestionnaire, 1 to cellBgForQuestionnaire, 2 to cellBgForQuestionnaire)
+                    else emptyMap()
+
+                addRow(
+                    table = tableOrdered,
+                    cells = listOf((idx + 1).toString(), id, display),
+                    rowBgColor = rowBgColor,
+                    cellBgOverrides = cellBgOverrides
+                )
+            }
+        }
+    }
+
+    // ---------------------------
+    // SCREEN 3: Fragen & Antworten eines Fragebogens
+    // ---------------------------
+    private fun openQuestionnaireDetailScreen(clientCode: String, questionnaireId: String) {
+        activity.setContentView(R.layout.questionnaire_detail_screen)
+
+        val lang = safeLang()
+
+        val title: TextView = requireView(R.id.titleQuestionnaireDetail, "titleQuestionnaireDetail")
+        val table: TableLayout = requireView(R.id.tableQA, "tableQA")
+        val progress: ProgressBar = requireView(R.id.progressBarQA, "progressBarQA")
+        val emptyView: TextView = requireView(R.id.emptyViewQA, "emptyViewQA")
+        val backButton: Button = requireView(R.id.backButtonQA, "backButtonQA")
+
+        title.text = "${t(lang, "client") ?: "Client"}: $clientCode – ${t(lang, "questionnaire") ?: "Fragebogen"}: $questionnaireId"
+        backButton.text = t(lang, "previous") ?: "Zurück"
+        emptyView.text = t(lang, "no_questions_available") ?: "Keine Fragen vorhanden."
+        backButton.setOnClickListener { openClientOverviewScreen(clientCode) }
+
+        progress.visibility = View.VISIBLE
+        emptyView.visibility = View.GONE
+        table.removeAllViews()
+
+        addHeaderRow(table, listOf("#", t(lang, "question") ?: "Frage", t(lang, "answer") ?: "Antwort"))
+
+        uiScope.launch {
+            val (questions, answersForClient) = withContext(Dispatchers.IO) {
+                val qs = MyApp.database.questionDao().getQuestionsForQuestionnaire(questionnaireId)
+                val ans = MyApp.database.answerDao()
+                    .getAnswersForClientAndQuestionnaire(clientCode, questionnaireId)
+                qs to ans
+            }
+
+            progress.visibility = View.GONE
+
+            if (questions.isEmpty()) {
+                emptyView.visibility = View.VISIBLE
+                return@launch
+            }
+
+            val answerMap = answersForClient.associate { it.questionId to it.answerValue }
+
+            questions.forEachIndexed { idx, q: Question ->
+                val baseId = q.questionId.substringAfterLast('-', q.questionId)
+                val qText = localizeQuestionLabel(q.questionId, q.question, lang)
+                val raw = answerMap[q.questionId]?.takeIf { it.isNotBlank() } ?: "—"
+                val aText = localizeAnswerValue(baseId, raw, lang)
+                addRow(table, listOf((idx + 1).toString(), qText, aText))
+            }
+        }
+    }
+
+    // ---------------------------
+    // Hilfen
+    // ---------------------------
+
+    private fun safeLang(): String = try { languageIDProvider() } catch (_: Exception) { "GERMAN" }
+
+    private fun stripBrackets(s: String): String {
+        val m = Regex("^\\[(.*)]$").matchEntire(s.trim())
+        return m?.groupValues?.get(1) ?: s
+    }
+
+    private fun t(lang: String, key: String): String? {
+        val txt = try { LanguageManager.getText(lang, key) } catch (_: Exception) { null } ?: return null
+        val out = stripBrackets(txt).trim()
+        return if (out.equals(key, true) || out.isBlank()) null else out
+    }
+
+    private fun localizeQuestionLabel(questionId: String, fallbackQuestionText: String?, lang: String): String {
+        val field = questionId.substringAfterLast('-', questionId)
+        t(lang, field)?.let { return it }
+        t(lang, questionId)?.let { return it }
+        fallbackQuestionText?.takeIf { it.isNotBlank() }?.let { return it }
+        return field.replace('_', ' ').replaceFirstChar { it.titlecase() }
+    }
+
+    private fun localizeAnswerValue(fieldId: String, raw: String, lang: String): String {
+        if (raw == "—") return raw
+        if (raw.matches(Regex("^\\d{1,4}([./-]\\d{1,2}([./-]\\d{1,4})?)?\$"))) return raw
+        t(lang, raw)?.let { return it }
+        val norm = raw.lowercase().replace(Regex("[^a-z0-9]+"), "_").trim('_')
+        if (norm.isNotBlank()) t(lang, norm)?.let { return it }
+        if (norm.isNotBlank()) {
+            t(lang, "${fieldId}_$norm")?.let { return it }
+            t(lang, "${fieldId}-${norm}")?.let { return it }
+        }
+        return stripBrackets(raw)
+    }
+
+    private fun addHeaderRow(table: TableLayout, labels: List<String>) {
+        val row = TableRow(activity)
+        labels.forEach { label -> row.addView(makeHeaderCell(label)) }
+        table.addView(row); addDivider(table)
+    }
+
+    private fun addRow(
+        table: TableLayout,
+        cells: List<String>,
+        colorOverrides: Map<Int, Int> = emptyMap(),
+        rowBgColor: Int? = null,
+        cellBgOverrides: Map<Int, Int> = emptyMap()
+    ) {
+        val row = TableRow(activity)
+        rowBgColor?.let { row.setBackgroundColor(it) }
+        cells.forEachIndexed { index, text ->
+            val tv = makeBodyCell(text, colorOverrides[index], cellBgOverrides[index]); row.addView(tv)
+        }
+        table.addView(row); addDivider(table)
+    }
+
+    private fun addClickableRow(
+        table: TableLayout,
+        cells: List<String>,
+        onClick: () -> Unit,
+        colorOverrides: Map<Int, Int> = emptyMap(),
+        cellBgOverrides: Map<Int, Int> = emptyMap()
+    ) {
+        val row = TableRow(activity).apply {
+            isClickable = true
+            isFocusable = true
+            setBackgroundColor(Color.TRANSPARENT)
+            setOnClickListener { onClick() }
+        }
+        cells.forEachIndexed { index, text ->
+            val tv = makeBodyCell(text, colorOverrides[index], cellBgOverrides[index]); row.addView(tv)
+        }
+        table.addView(row); addDivider(table)
+    }
+
+    private fun addDisabledRow(
+        table: TableLayout,
+        cells: List<String>,
+        colorOverrides: Map<Int, Int> = emptyMap(),
+        cellBgOverrides: Map<Int, Int> = emptyMap()
+    ) {
+        val row = TableRow(activity).apply { isClickable = false; isEnabled = false; alpha = 0.6f }
+        cells.forEachIndexed { index, text ->
+            val tv = makeBodyCell(text, colorOverrides[index], cellBgOverrides[index]); row.addView(tv)
+        }
+        table.addView(row); addDivider(table)
+    }
+
+    private fun addDivider(table: TableLayout) {
+        val divider = View(activity)
+        val params = TableLayout.LayoutParams(TableLayout.LayoutParams.MATCH_PARENT, dp(1))
+        divider.layoutParams = params
+        divider.setBackgroundColor(0xFFDDDDDD.toInt())
+        table.addView(divider)
+    }
+
+    private fun makeHeaderCell(text: String): TextView =
+        TextView(activity).apply {
+            this.text = text
+            setPadding(dp(12), dp(10), dp(12), dp(10))
+            textSize = 16f
+            setTypeface(typeface, Typeface.BOLD)
+        }
+
+    private fun makeBodyCell(
+        text: String,
+        textColor: Int? = null,
+        bgColor: Int? = null
+    ): TextView =
+        TextView(activity).apply {
+            this.text = text
+            setPadding(dp(12), dp(10), dp(12), dp(10))
+            textSize = 15f
+            textColor?.let { setTextColor(it) }
+            bgColor?.let { setBackgroundColor(it) }
+        }
+
+    private fun dp(value: Int): Int = ViewUtils.dp(activity, value)
+
+    private fun <T : View> requireView(id: Int, name: String): T {
+        val v = activity.findViewById<T>(id)
+        if (v == null) {
+            val lang = safeLang()
+            val prefix = t(lang, "view_missing") ?: "Fehlende View: %s"
+            val msg = prefix.replace("%s", name)
+            Log.e(tag, msg)
+            Toast.makeText(activity, msg, Toast.LENGTH_LONG).show()
+            throw IllegalStateException(msg)
+        }
+        return v
+    }
+
+    private fun extractQuestionnaireNumber(id: String): Int? {
+        val m = Regex("^questionnaire_(\\d+)").find(id.lowercase())
+        return m?.groupValues?.get(1)?.toIntOrNull()
+    }
+
+    private fun localizeHeaderValue(id: String, raw: String, lang: String): String {
+        if (id == "client_code") return raw
+
+        fun norm(s: String) = s.lowercase().replace(Regex("[^a-z0-9]+"), "_").trim('_')
+        val candidates = buildList {
+            when (raw) { "Done" -> add("done"); "Not Done" -> add("not_done"); "None" -> add("none") }
+            add(raw)
+            val n = norm(raw)
+            if (n.isNotBlank() && n != raw) add(n)
+            if (n.isNotBlank()) { add("${id}_$n"); add("${id}-$n") }
+        }
+        for (k in candidates) t(lang, k)?.let { return it }
+        return stripBrackets(raw)
+    }
+
+    /** Lädt alle Fragebogen-IDs aus questionnaire_order.json (file ohne .json). */
+    private fun loadQuestionnaireIdsFromAssets(): List<String> = try {
+        val input = activity.assets.open("questionnaire_order.json")
+        val json = input.bufferedReader().use { it.readText() }
+        val arr = JSONArray(json)
+        (0 until arr.length()).mapNotNull { i ->
+            val obj = arr.optJSONObject(i)
+            obj?.optString("file")?.removeSuffix(".json")
+        }
+    } catch (_: Exception) {
+        emptyList()
+    }
+}

app/src/main/java/com/dano/test1/ui/EditButtonHandler.kt

@@ -0,0 +1,97 @@
+package com.dano.test1.ui
+
+import android.widget.Button
+import android.widget.EditText
+import android.widget.Toast
+import com.dano.test1.LanguageManager
+import com.dano.test1.MainActivity
+import com.dano.test1.MyApp
+import kotlinx.coroutines.*
+import com.dano.test1.data.CompletedQuestionnaire
+import com.dano.test1.questionnaire.GlobalValues
+
+class EditButtonHandler(
+    private val activity: MainActivity,
+    private val editButton: Button,
+    private val editText: EditText,
+    private val languageIDProvider: () -> String,
+    private val questionnaireFiles: Map<Button, String>,
+    private val buttonPoints: MutableMap<String, Int>,
+    private val updateButtonTexts: () -> Unit,
+    private val setButtonsEnabled: (List<Button>, Boolean) -> Unit,
+    private val setUiFreeze: (Boolean) -> Unit,
+    private val triggerLoad: () -> Unit
+) {
+
+    fun setup() {
+        editButton.text = LanguageManager.getText(languageIDProvider(), "edit")
+        editButton.setOnClickListener { handleEditButtonClick() }
+    }
+
+    private fun handleEditButtonClick() {
+        val typed = editText.text.toString().trim()
+        val desiredCode = when {
+            typed.isNotBlank() -> typed
+            !GlobalValues.LOADED_CLIENT_CODE.isNullOrBlank() -> GlobalValues.LOADED_CLIENT_CODE!!
+            else -> ""
+        }
+
+        if (desiredCode.isBlank()) {
+            val message = LanguageManager.getText(languageIDProvider(), "please_client_code")
+            Toast.makeText(activity, message, Toast.LENGTH_SHORT).show()
+            return
+        }
+
+        GlobalValues.LAST_CLIENT_CODE = desiredCode
+
+        val needLoad = GlobalValues.LOADED_CLIENT_CODE?.equals(desiredCode) != true
+        if (needLoad) {
+            setUiFreeze(true)  // Zwischenzustände unterdrücken
+            triggerLoad()
+        }
+
+        CoroutineScope(Dispatchers.IO).launch {
+            val loadedOk = waitUntilClientLoaded(desiredCode, timeoutMs = 2500, stepMs = 50)
+            if (!loadedOk) {
+                withContext(Dispatchers.Main) {
+                    val msg = LanguageManager.getText(languageIDProvider(), "open_client_via_load")
+                    Toast.makeText(activity, msg, Toast.LENGTH_LONG).show()
+                    setUiFreeze(false)
+                }
+                return@launch
+            }
+
+            val completedEntries: List<CompletedQuestionnaire> =
+                MyApp.database.completedQuestionnaireDao().getAllForClient(desiredCode)
+
+            val completedFiles = completedEntries.filter { it.isDone }.map { it.questionnaireId.lowercase() }
+
+            buttonPoints.clear()
+            for (entry in completedEntries) {
+                if (entry.isDone) {
+                    buttonPoints[entry.questionnaireId] = entry.sumPoints ?: 0
+                }
+            }
+
+            withContext(Dispatchers.Main) {
+                updateButtonTexts()
+                val enabledButtons = questionnaireFiles.filter { (_, fileName) ->
+                    completedFiles.any { completedId -> fileName.lowercase().contains(completedId) }
+                }.keys.toList()
+                setButtonsEnabled(enabledButtons, true)
+                setUiFreeze(false)
+            }
+        }
+    }
+
+    private suspend fun waitUntilClientLoaded(expectedCode: String, timeoutMs: Long, stepMs: Long): Boolean {
+        if (GlobalValues.LOADED_CLIENT_CODE?.equals(expectedCode) == true) return true
+        var waited = 0L
+        while (waited < timeoutMs) {
+            delay(stepMs)
+            waited += stepMs
+            if (GlobalValues.LOADED_CLIENT_CODE?.equals(expectedCode) == true) return true
+        }
+        return GlobalValues.LOADED_CLIENT_CODE?.equals(expectedCode) == true
+    }
+}

app/src/main/java/com/dano/test1/ui/HandlerOpeningScreen.kt

@@ -0,0 +1,724 @@
+package com.dano.test1.ui
+
+import android.content.Context
+import android.content.res.ColorStateList
+import android.graphics.Color
+import android.graphics.drawable.GradientDrawable
+import android.os.Handler
+import android.os.Looper
+import android.util.TypedValue
+import android.view.Gravity
+import android.view.View
+import android.widget.*
+import com.dano.test1.LanguageManager
+import com.dano.test1.MainActivity
+import com.dano.test1.R
+import com.dano.test1.network.DatabaseUploader
+import com.dano.test1.network.LoginManager
+import com.dano.test1.network.NetworkUtils
+import com.dano.test1.network.TokenStore
+import com.dano.test1.questionnaire.GlobalValues
+import com.dano.test1.questionnaire.QuestionItem
+import com.dano.test1.questionnaire.QuestionnaireBase
+import com.dano.test1.questionnaire.QuestionnaireGeneric
+import com.google.android.material.button.MaterialButton
+import org.json.JSONArray
+import org.json.JSONObject
+import java.io.File
+import java.util.concurrent.TimeUnit
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
+import com.dano.test1.utils.ViewUtils
+
+
+var RHS_POINTS: Int? = null
+
+class HandlerOpeningScreen(private val activity: MainActivity) {
+
+    private var languageID: String = "GERMAN"
+    private lateinit var editText: EditText
+    private lateinit var coachEditText: EditText
+    private lateinit var spinner: Spinner
+    private lateinit var textView: TextView
+    private lateinit var buttonContainer: LinearLayout
+    private lateinit var buttonLoad: Button
+    private lateinit var saveButton: Button
+    private lateinit var editButton: Button
+    private lateinit var uploadButton: Button
+    private lateinit var downloadButton: Button
+    private lateinit var databaseButton: Button
+    private lateinit var statusSession: TextView
+    private lateinit var statusOnline: TextView
+    private val SESSION_WARN_AFTER_MS = 12 * 60 * 60 * 1000L // 12h
+    private var sessionLongWarnedOnce = false
+
+    private val dynamicButtons = mutableListOf<Button>()
+    private val questionnaireFiles = mutableMapOf<Button, String>()
+
+    private data class CardParts(
+        val title: TextView,
+        val subtitle: TextView,
+        val chip: TextView
+    )
+    private val cardParts = mutableMapOf<Button, CardParts>()
+
+    private val buttonPoints: MutableMap<String, Int> = mutableMapOf()
+    private var questionnaireEntries: List<QuestionItem.QuestionnaireEntry> = emptyList()
+
+    private var uiFreeze: Boolean = false
+
+    private val uiHandler = Handler(Looper.getMainLooper())
+    private val statusTicker = object : Runnable {
+        override fun run() {
+            updateStatusStrip()
+            uiHandler.postDelayed(this, 60_000)
+        }
+    }
+
+    private val STROKE_ENABLED  = Color.parseColor("#8C79F2")
+    private val STROKE_DISABLED = Color.parseColor("#D8D3F5")
+
+    private fun t(id: String) = LanguageManager.getText(languageID, id)
+
+    fun init() {
+        activity.setContentView(R.layout.opening_screen)
+
+        // <<< NEU: bei jedem Öffnen des Screens zurücksetzen,
+        // damit der Toast pro Besuch einmal angezeigt wird
+        sessionLongWarnedOnce = false
+
+        bindViews()
+        loadQuestionnaireOrder()
+        createQuestionnaireButtons()
+        restorePreviousClientCode()
+        lockCoachCodeField()
+        setupLanguageSpinner()
+        setupLoadButton()
+        setupSaveButton()
+        setupEditButtonHandler()
+        setupUploadButton()
+        setupDownloadButton()
+        setupDatabaseButtonHandler()
+
+        uiHandler.removeCallbacks(statusTicker)
+        updateStatusStrip()
+        uiHandler.post(statusTicker)
+
+        val pathExists = File("/data/data/com.dano.test1/databases/questionnaire_database").exists()
+        updateMainButtonsState(pathExists)
+        updateDownloadButtonState(pathExists)
+
+        if (pathExists && !editText.text.isNullOrBlank()) buttonLoad.performClick()
+
+        uiHandler.removeCallbacks(statusTicker)
+        updateStatusStrip()
+        applySessionAgeHighlight(System.currentTimeMillis() - TokenStore.getLoginTimestamp(activity))
+        uiHandler.post(statusTicker)
+    }
+
+    private fun bindViews() {
+        editText = activity.findViewById(R.id.editText)
+        coachEditText = activity.findViewById(R.id.coachEditText)
+        spinner = activity.findViewById(R.id.string_spinner1)
+        textView = activity.findViewById(R.id.textView)
+        buttonContainer = activity.findViewById(R.id.buttonContainer)
+        buttonLoad = activity.findViewById(R.id.loadButton)
+        saveButton = activity.findViewById(R.id.saveButton)
+        editButton = activity.findViewById(R.id.editButton)
+        uploadButton = activity.findViewById(R.id.uploadButton)
+
+        downloadButton = activity.findViewById(R.id.downloadButton)
+        downloadButton.visibility = View.GONE
+
+        databaseButton = activity.findViewById(R.id.databaseButton)
+        statusSession = activity.findViewById(R.id.statusSession)
+        statusOnline = activity.findViewById(R.id.statusOnline)
+        val tag = editText.tag as? String ?: ""
+        editText.hint = t(tag)
+        val coachTag = coachEditText.tag as? String ?: ""
+        coachEditText.hint = t(coachTag)
+        textView.text = t("example_text")
+    }
+
+    private fun loadQuestionnaireOrder() {
+        try {
+            val inputStream = activity.assets.open("questionnaire_order.json")
+            val json = inputStream.bufferedReader().use { it.readText() }
+            val jsonArray = JSONArray(json)
+            questionnaireEntries = (0 until jsonArray.length()).map { i ->
+                val obj = jsonArray.getJSONObject(i)
+                val file = obj.getString("file")
+                val conditionObj = obj.optJSONObject("condition")
+                val condition = parseCondition(conditionObj)
+                val showPoints = obj.optBoolean("showPoints", false)
+                QuestionItem.QuestionnaireEntry(file, condition, showPoints)
+            }
+        } catch (_: Exception) {
+            questionnaireEntries = emptyList()
+        }
+    }
+
+    private fun parseCondition(conditionObj: JSONObject?): QuestionItem.Condition? {
+        if (conditionObj == null) return null
+        if (conditionObj.has("anyOf")) {
+            val arr = conditionObj.optJSONArray("anyOf") ?: JSONArray()
+            val conditions = mutableListOf<QuestionItem.Condition>()
+            for (i in 0 until arr.length()) {
+                val sub = arr.optJSONObject(i)
+                parseCondition(sub)?.let { conditions.add(it) }
+            }
+            return QuestionItem.Condition.AnyOf(conditions)
+        }
+        if (conditionObj.has("alwaysAvailable") && conditionObj.optBoolean("alwaysAvailable", false)) {
+            return QuestionItem.Condition.AlwaysAvailable
+        }
+        val requiresList = mutableListOf<String>()
+        if (conditionObj.has("requiresCompleted")) {
+            val reqArr = conditionObj.optJSONArray("requiresCompleted")
+            if (reqArr != null) {
+                for (i in 0 until reqArr.length()) requiresList.add(reqArr.optString(i))
+            } else {
+                conditionObj.optString("requiresCompleted")?.let { if (it.isNotBlank()) requiresList.add(it) }
+            }
+        }
+        val questionnaire = conditionObj.optString("questionnaire", null)
+        val questionId = conditionObj.optString("questionId", null)
+        val operator = conditionObj.optString("operator", null)
+        val value = conditionObj.optString("value", null)
+        val hasQuestionCheck =
+            !questionnaire.isNullOrBlank() && !questionId.isNullOrBlank() && !operator.isNullOrBlank() && value != null
+        return when {
+            requiresList.isNotEmpty() && hasQuestionCheck ->
+                QuestionItem.Condition.Combined(requiresList, QuestionItem.Condition.QuestionCondition(questionnaire!!, questionId!!, operator!!, value!!))
+            hasQuestionCheck ->
+                QuestionItem.Condition.QuestionCondition(questionnaire!!, questionId!!, operator!!, value!!)
+            requiresList.isNotEmpty() ->
+                QuestionItem.Condition.RequiresCompleted(requiresList)
+            else -> null
+        }
+    }
+
+    private fun createQuestionnaireButtons() {
+        buttonContainer.removeAllViews()
+        dynamicButtons.clear()
+        questionnaireFiles.clear()
+        cardParts.clear()
+        val vMargin = dp(8)
+        val startEnabled = mutableListOf<Button>()
+        questionnaireEntries.forEachIndexed { index, entry ->
+            val row = FrameLayout(activity).apply {
+                layoutParams = LinearLayout.LayoutParams(
+                    LinearLayout.LayoutParams.MATCH_PARENT,
+                    LinearLayout.LayoutParams.WRAP_CONTENT
+                ).also { it.setMargins(0, vMargin, 0, vMargin) }
+            }
+            val btn = MaterialButton(activity).apply {
+                layoutParams = FrameLayout.LayoutParams(
+                    FrameLayout.LayoutParams.MATCH_PARENT,
+                    dp(84)
+                )
+                text = ""
+                isAllCaps = false
+                setMinimumWidth(0)
+                setMinimumHeight(0)
+                cornerRadius = dp(22)
+                strokeWidth = dp(1)
+                strokeColor = ColorStateList.valueOf(STROKE_DISABLED)
+                backgroundTintList = ColorStateList.valueOf(Color.WHITE)
+                rippleColor = ColorStateList.valueOf(Color.parseColor("#22000000"))
+                gravity = Gravity.START or Gravity.CENTER_VERTICAL
+                setPadding(dp(20), 0, dp(20), 0)
+                id = View.generateViewId()
+                setOnClickListener {
+                    GlobalValues.LAST_CLIENT_CODE = GlobalValues.LOADED_CLIENT_CODE
+                    val fileName = questionnaireFiles[this] ?: return@setOnClickListener
+                    val questionnaire = QuestionnaireGeneric(fileName)
+                    startQuestionnaire(questionnaire)
+                    applySetButtonsEnabled(dynamicButtons.filter { it == this }, allowCompleted = false, force = false)
+                }
+            }
+            val textColumn = LinearLayout(activity).apply {
+                orientation = LinearLayout.VERTICAL
+                layoutParams = FrameLayout.LayoutParams(
+                    FrameLayout.LayoutParams.WRAP_CONTENT,
+                    FrameLayout.LayoutParams.WRAP_CONTENT,
+                    Gravity.START or Gravity.CENTER_VERTICAL
+                ).also { it.marginStart = dp(24) }
+            }
+            val tvTitle = TextView(activity).apply {
+                setTextSize(TypedValue.COMPLEX_UNIT_SP, 18f)
+                setTextColor(Color.parseColor("#2F2A49"))
+                setPadding(0, dp(6), 0, dp(2))
+            }
+            val tvSubtitle = TextView(activity).apply {
+                setTextSize(TypedValue.COMPLEX_UNIT_SP, 13f)
+                setTextColor(Color.parseColor("#7B7794"))
+                visibility = View.GONE
+            }
+            textColumn.addView(tvTitle)
+            textColumn.addView(tvSubtitle)
+            val chip = TextView(activity).apply {
+                setPadding(dp(14), dp(8), dp(14), dp(8))
+                setTextColor(Color.WHITE)
+                text = t("start")
+                setBackgroundResource(R.drawable.bg_chip_amber)
+                setTextSize(TypedValue.COMPLEX_UNIT_SP, 14f)
+                layoutParams = FrameLayout.LayoutParams(
+                    FrameLayout.LayoutParams.WRAP_CONTENT,
+                    FrameLayout.LayoutParams.WRAP_CONTENT,
+                    Gravity.END or Gravity.CENTER_VERTICAL
+                ).also { it.marginEnd = dp(16) }
+            }
+            row.addView(btn)
+            row.addView(textColumn)
+            row.addView(chip)
+            buttonContainer.addView(row)
+            dynamicButtons.add(btn)
+            questionnaireFiles[btn] = entry.file
+            cardParts[btn] = CardParts(tvTitle, tvSubtitle, chip)
+
+            // Fallback-Titel lokalisieren
+            tvTitle.text = "${t("questionnaire")} ${index + 1}"
+
+            if (entry.condition is QuestionItem.Condition.AlwaysAvailable) startEnabled.add(btn)
+        }
+        applyUpdateButtonTexts(force = false)
+        applySetButtonsEnabled(startEnabled, allowCompleted = false, force = false)
+    }
+
+    private fun restorePreviousClientCode() {
+        // Coach-Code (Username) setzen und Feld sperren – aber NICHT mehr zurückkehren
+        val username = TokenStore.getUsername(activity)
+        if (!username.isNullOrBlank()) {
+            coachEditText.setText(username)
+            lockCoachCodeField()
+        }
+
+        // Hier den zuletzt verwendeten Client-Code einsetzen
+        GlobalValues.LAST_CLIENT_CODE?.let {
+            editText.setText(it)
+            GlobalValues.LOADED_CLIENT_CODE = it
+        }
+    }
+
+
+    private fun setupLanguageSpinner() {
+        val languages = listOf("GERMAN", "ENGLISH", "FRENCH", "ROMANIAN", "ARABIC", "POLISH", "TURKISH", "UKRAINIAN", "RUSSIAN", "SPANISH")
+        val adapter = ArrayAdapter(activity, android.R.layout.simple_spinner_item, languages).apply {
+            setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item)
+        }
+        spinner.adapter = adapter
+        spinner.setSelection(languages.indexOf(languageID))
+        spinner.onItemSelectedListener = object : AdapterView.OnItemSelectedListener {
+            override fun onItemSelected(parent: AdapterView<*>, view: View?, position: Int, id: Long) {
+                languageID = languages[position]
+                applyUpdateButtonTexts(force = false)
+                val hintTag = editText.tag as? String ?: ""
+                editText.hint = t(hintTag)
+                val coachTag = coachEditText.tag as? String ?: ""
+                coachEditText.hint = t(coachTag)
+            }
+            override fun onNothingSelected(parent: AdapterView<*>) {}
+        }
+    }
+
+    private fun setupLoadButton() {
+        LoadButtonHandler(
+            activity = activity,
+            loadButton = buttonLoad,
+            editText = editText,
+            languageIDProvider = { languageID },
+            questionnaireEntriesProvider = { questionnaireEntries },
+            dynamicButtonsProvider = { dynamicButtons },
+            buttonPoints = buttonPoints,
+            updateButtonTexts = { applyUpdateButtonTexts(force = false) },
+            setButtonsEnabled = { list -> applySetButtonsEnabled(list, allowCompleted = false, force = false) },
+            updateMainButtonsState = { updateMainButtonsState(it) },
+        ).setup()
+    }
+
+    private fun applyUpdateButtonTexts(force: Boolean) {
+        if (uiFreeze && !force) return
+        updateStatusStrip()
+        questionnaireFiles.forEach { (button, fileName) ->
+            val entry = questionnaireEntries.firstOrNull { it.file == fileName }
+            val key = fileName.substringAfter("questionnaire_").substringAfter("_").removeSuffix(".json")
+            val titleText = t(key)
+            val parts = cardParts[button] ?: return@forEach
+            parts.title.text = titleText
+            val points = buttonPoints.entries.firstOrNull { fileName.contains(it.key, ignoreCase = true) }?.value
+            val completed = isCompleted(button)
+            val enabled = button.isEnabled
+            val locked = !enabled && !completed
+            setClickableStroke(button, enabled)
+            if (locked) {
+                setLockedAppearance(button, true)
+                parts.title.setTextColor(Color.WHITE)
+                parts.subtitle.setTextColor(Color.parseColor("#E0E0E0"))
+            } else {
+                setLockedAppearance(button, false)
+                parts.title.setTextColor(Color.parseColor("#2F2A49"))
+                parts.subtitle.setTextColor(Color.parseColor("#7B7794"))
+                applyTintForButton(button, points, emphasize = enabled)
+            }
+            if (entry?.showPoints == true && points != null) {
+                parts.subtitle.visibility = View.VISIBLE
+                parts.subtitle.text = "${t("points")}: $points"
+            } else {
+                parts.subtitle.visibility = View.GONE
+                parts.subtitle.text = ""
+            }
+            when {
+                completed -> {
+                    parts.chip.text = t("done")
+                    parts.chip.setBackgroundResource(R.drawable.bg_chip_green)
+                    parts.chip.setTextColor(Color.WHITE)
+                }
+                enabled -> {
+                    parts.chip.text = t("start")
+                    parts.chip.setBackgroundResource(R.drawable.bg_chip_amber)
+                    parts.chip.setTextColor(Color.WHITE)
+                }
+                else -> {
+                    parts.chip.text = t("locked")
+                    parts.chip.setBackgroundResource(R.drawable.bg_chip_grey)
+                    parts.chip.setTextColor(Color.parseColor("#2F2A49"))
+                }
+            }
+        }
+        buttonLoad.text     = t("load")
+        saveButton.text     = t("save")
+        editButton.text     = t("edit")
+        uploadButton.text   = t("upload")
+        downloadButton.text = t("download")
+        databaseButton.text = t("database")
+        val hintTag = editText.tag as? String ?: ""
+        editText.hint = t(hintTag)
+        val coachTag = coachEditText.tag as? String ?: ""
+        coachEditText.hint = t(coachTag)
+        textView.text = t("example_text")
+    }
+
+    private fun applySetButtonsEnabled(enabledButtons: List<Button>, allowCompleted: Boolean, force: Boolean) {
+        if (uiFreeze && !force) return
+        questionnaireFiles.keys.forEach { button ->
+            val completed = isCompleted(button)
+            val isAllowed = enabledButtons.contains(button)
+            val shouldEnable = if (allowCompleted) isAllowed else isAllowed && !completed
+            val locked = !shouldEnable && !completed
+            button.isEnabled = shouldEnable
+            button.alpha = if (completed || shouldEnable) 1.0f else 0.6f
+            setClickableStroke(button, shouldEnable)
+            cardParts[button]?.let { parts ->
+                if (locked) {
+                    setLockedAppearance(button, true)
+                    parts.title.setTextColor(Color.WHITE)
+                    parts.subtitle.setTextColor(Color.parseColor("#E0E0E0"))
+                } else {
+                    setLockedAppearance(button, false)
+                    parts.title.setTextColor(Color.parseColor("#2F2A49"))
+                    parts.subtitle.setTextColor(Color.parseColor("#7B7794"))
+                    applyTintForButton(button, getPointsForButton(button), emphasize = shouldEnable)
+                }
+                when {
+                    completed -> {
+                        parts.chip.text = t("done")
+                        parts.chip.setBackgroundResource(R.drawable.bg_chip_green)
+                        parts.chip.setTextColor(Color.WHITE)
+                    }
+                    shouldEnable -> {
+                        parts.chip.text = t("start")
+                        parts.chip.setBackgroundResource(R.drawable.bg_chip_amber)
+                        parts.chip.setTextColor(Color.WHITE)
+                    }
+                    else -> {
+                        parts.chip.text = t("locked")
+                        parts.chip.setBackgroundResource(R.drawable.bg_chip_grey)
+                        parts.chip.setTextColor(Color.parseColor("#2F2A49"))
+                    }
+                }
+            }
+        }
+    }
+
+    private fun startQuestionnaire(questionnaire: QuestionnaireBase<*>) {
+        activity.startQuestionnaire(questionnaire, languageID)
+    }
+
+    fun onBackPressed(): Boolean = false
+
+    private fun setupSaveButton() {
+        SaveButtonHandler(
+            activity = activity,
+            saveButton = saveButton,
+            editText = editText,
+            languageIDProvider = { languageID }
+        ).setup()
+    }
+
+    private fun setupEditButtonHandler() {
+        EditButtonHandler(
+            activity = activity,
+            editButton = editButton,
+            editText = editText,
+            languageIDProvider = { languageID },
+            questionnaireFiles = questionnaireFiles,
+            buttonPoints = buttonPoints,
+            updateButtonTexts = { applyUpdateButtonTexts(force = true) },
+            setButtonsEnabled = { list, allowCompleted ->
+                applySetButtonsEnabled(list, allowCompleted, force = true)
+            },
+            setUiFreeze = { freeze -> uiFreeze = freeze },
+            triggerLoad = { buttonLoad.performClick() }
+        ).setup()
+    }
+
+    private fun setupUploadButton() {
+        uploadButton.text = t("upload")
+        uploadButton.setOnClickListener {
+            // ZUERST bestätigen lassen
+            confirmUpload {
+                // === dein bestehender Upload-Code unverändert ===
+                val existingToken = TokenStore.getToken(activity)
+                val ageMs = System.currentTimeMillis() - TokenStore.getLoginTimestamp(activity)
+                val isFresh = !existingToken.isNullOrBlank() && ageMs < 23 * 60 * 60 * 1000
+
+                if (isFresh) {
+                    GlobalValues.LAST_CLIENT_CODE = editText.text.toString().trim()
+                    DatabaseUploader.uploadDatabaseWithToken(activity, existingToken!!)
+                    return@confirmUpload
+                }
+
+                val username = TokenStore.getUsername(activity)?.trim().orEmpty()
+                if (username.isBlank()) {
+                    Toast.makeText(activity, t("login_required"), Toast.LENGTH_LONG).show()
+                    return@confirmUpload
+                }
+
+                val password = when (username) {
+                    "user01" -> "pw1"
+                    "user02" -> "pw2"
+                    else -> {
+                        Toast.makeText(activity, t("login_required"), Toast.LENGTH_LONG).show()
+                        return@confirmUpload
+                    }
+                }
+
+                LoginManager.loginUserWithCredentials(
+                    context = activity,
+                    username = username,
+                    password = password,
+                    onSuccess = { freshToken ->
+                        GlobalValues.LAST_CLIENT_CODE = editText.text.toString().trim()
+                        DatabaseUploader.uploadDatabaseWithToken(activity, freshToken)
+                    },
+                    onError = { msg ->
+                        Toast.makeText(activity, t("login_failed_with_reason").replace("{reason}", msg), Toast.LENGTH_LONG).show()
+                    }
+                )
+            }
+        }
+    }
+
+    private fun setupDownloadButton() {
+        downloadButton.text = t("download")
+
+        // Bei Setup gleich den aktuellen Zustand anwenden
+        val hasDb = File("/data/data/com.dano.test1/databases/questionnaire_database").exists()
+        updateDownloadButtonState(hasDb)
+
+        downloadButton.setOnClickListener {
+            // Falls der Button (später) deaktiviert ist, passiert einfach nichts
+            if (!downloadButton.isEnabled) return@setOnClickListener
+            Toast.makeText(activity, t("login_required"), Toast.LENGTH_SHORT).show()
+        }
+    }
+
+    private fun setupDatabaseButtonHandler() {
+        DatabaseButtonHandler(
+            activity = activity,
+            databaseButton = databaseButton,
+            onClose = { init() },
+            languageIDProvider = { languageID }
+        ).setup()
+    }
+
+    private fun updateMainButtonsState(isDatabaseAvailable: Boolean) {
+        listOf(buttonLoad, saveButton, editButton, databaseButton).forEach { b ->
+            b.isEnabled = isDatabaseAvailable
+            b.alpha = if (isDatabaseAvailable) 1.0f else 0.5f
+        }
+        // Der Download-Button wird separat gesteuert
+    }
+
+    private fun updateDownloadButtonState(isDatabaseAvailable: Boolean) {
+        val mb = downloadButton as? MaterialButton
+        if (isDatabaseAvailable) {
+            downloadButton.isEnabled = false
+            downloadButton.alpha = 0.5f
+            mb?.apply {
+                strokeWidth = dp(1)
+                strokeColor = ColorStateList.valueOf(STROKE_DISABLED)
+                backgroundTintList = ColorStateList.valueOf(Color.parseColor("#F5F5F5"))
+                rippleColor = ColorStateList.valueOf(Color.parseColor("#00000000"))
+            }
+        } else {
+            downloadButton.isEnabled = true
+            downloadButton.alpha = 1.0f
+            mb?.apply {
+                strokeWidth = dp(2)
+                strokeColor = ColorStateList.valueOf(STROKE_ENABLED)
+                backgroundTintList = ColorStateList.valueOf(Color.WHITE)
+                rippleColor = ColorStateList.valueOf(Color.parseColor("#22000000"))
+            }
+        }
+    }
+
+    private fun dp(v: Int): Int = ViewUtils.dp(activity, v)
+
+    private fun isCompleted(button: Button): Boolean {
+        val fileName = questionnaireFiles[button] ?: return false
+        return buttonPoints.keys.any { k ->
+            fileName.contains(k, ignoreCase = true) || k.contains(fileName, ignoreCase = true)
+        }
+    }
+
+    private fun getPointsForButton(button: Button): Int? {
+        val fileName = questionnaireFiles[button] ?: return null
+        return buttonPoints.entries.firstOrNull { (k, _) ->
+            fileName.contains(k, ignoreCase = true) || k.contains(fileName, ignoreCase = true)
+        }?.value
+    }
+
+    private fun setLockedAppearance(button: Button, locked: Boolean) {
+        val mb = button as? MaterialButton ?: return
+        if (locked) {
+            mb.backgroundTintList = ColorStateList.valueOf(Color.BLACK)
+            mb.strokeColor = ColorStateList.valueOf(STROKE_DISABLED)
+        } else {
+            mb.backgroundTintList = ColorStateList.valueOf(Color.WHITE)
+            mb.strokeColor = ColorStateList.valueOf(if (button.isEnabled) STROKE_ENABLED else STROKE_DISABLED)
+        }
+    }
+
+    private fun resetTint(button: Button) {
+        val mb = button as? MaterialButton ?: return
+        mb.backgroundTintList = ColorStateList.valueOf(Color.WHITE)
+        mb.strokeColor = ColorStateList.valueOf(STROKE_DISABLED)
+    }
+
+    private fun applyTintForButton(button: Button, points: Int?, emphasize: Boolean) {
+        val file = questionnaireFiles[button] ?: return
+        val entry = questionnaireEntries.firstOrNull { it.file == file }
+        if (entry?.showPoints != true) {
+            val mb = button as? MaterialButton ?: return
+            mb.backgroundTintList = ColorStateList.valueOf(if (emphasize) Color.parseColor("#F1EEFF") else Color.WHITE)
+            mb.strokeColor = ColorStateList.valueOf(if (emphasize) STROKE_ENABLED else STROKE_DISABLED)
+            return
+        }
+        setScoreTint(button, points, emphasize)
+    }
+
+    private fun setClickableStroke(button: Button, enabled: Boolean) {
+        val mb = button as? MaterialButton ?: return
+        mb.strokeWidth = if (enabled) dp(2) else dp(1)
+        mb.strokeColor = ColorStateList.valueOf(if (enabled) STROKE_ENABLED else STROKE_DISABLED)
+    }
+
+    private fun setScoreTint(button: Button, points: Int?, emphasize: Boolean) {
+        val mb = button as? MaterialButton ?: return
+        val bg = when {
+            points == null && emphasize -> Color.parseColor("#F1EEFF")
+            points == null -> Color.parseColor("#FFFFFF")
+            points in 0..12 && emphasize -> Color.parseColor("#C8E6C9")
+            points in 0..12 -> Color.parseColor("#E8F5E9")
+            points in 13..36 && emphasize -> Color.parseColor("#FFE0B2")
+            points in 13..36 -> Color.parseColor("#FFF8E1")
+            points >= 37 && emphasize -> Color.parseColor("#FFCDD2")
+            else -> Color.parseColor("#FFEBEE")
+        }
+        mb.backgroundTintList = ColorStateList.valueOf(bg)
+        mb.strokeColor = ColorStateList.valueOf(if (emphasize) STROKE_ENABLED else STROKE_DISABLED)
+    }
+
+    private fun updateStatusStrip() {
+        val ts = TokenStore.getLoginTimestamp(activity)
+        val ageMs = if (ts > 0L) (System.currentTimeMillis() - ts) else 0L
+        val h = TimeUnit.MILLISECONDS.toHours(ageMs)
+        val m = TimeUnit.MILLISECONDS.toMinutes(ageMs) - h * 60
+        if (ts > 0L) {
+            // ⚠️ anhängen, wenn >12h, der eigentliche Hinweis/Styling kommt aus applySessionAgeHighlight()
+            val warn = if (ageMs >= SESSION_WARN_AFTER_MS) "  ⚠️" else ""
+            statusSession.text = "${t("session_label")}: ${h}${t("hours_short")} ${m}${t("minutes_short")}$warn"
+        } else {
+            statusSession.text = t("session_dash")
+        }
+        val online = NetworkUtils.isOnline(activity)
+        statusOnline.text = if (online) t("online") else t("offline")
+        statusOnline.setTextColor(if (online) Color.parseColor("#2E7D32") else Color.parseColor("#C62828"))
+
+        // <<< NEU: hier jeweils prüfen/markieren
+        applySessionAgeHighlight(ageMs)
+    }
+
+    fun refreshHeaderStatusLive() {
+        applyUpdateButtonTexts(force = true)
+    }
+
+    private fun lockCoachCodeField() {
+        ViewUtils.lockEditField(coachEditText)
+    }
+
+    private fun applySessionAgeHighlight(ageMs: Long) {
+        val isOld = ageMs >= SESSION_WARN_AFTER_MS
+        if (isOld) {
+            statusSession.setTextColor(Color.parseColor("#C62828"))
+            statusSession.setBackgroundColor(Color.parseColor("#FFF3CD"))
+            statusSession.setPadding(dp(8), dp(4), dp(8), dp(4))
+            if (!sessionLongWarnedOnce) {
+                showRedToast(activity, t("session_over_12"))
+                sessionLongWarnedOnce = true
+            }
+        } else {
+            statusSession.setTextColor(Color.parseColor("#2F2A49"))
+            statusSession.setBackgroundColor(Color.TRANSPARENT)
+            statusSession.setPadding(0, 0, 0, 0)
+        }
+    }
+
+
+
+    private fun showRedToast(ctx: Context, message: String) {
+        val tv = TextView(ctx).apply {
+            text = message
+            setTextColor(Color.WHITE)
+            textSize = 16f
+            setPadding(32, 20, 32, 20)
+            background = GradientDrawable().apply {
+                shape = GradientDrawable.RECTANGLE
+                cornerRadius = 24f
+                setColor(Color.parseColor("#D32F2F")) // kräftiges Rot
+            }
+        }
+        Toast(ctx).apply {
+            duration = Toast.LENGTH_LONG
+            view = tv
+            setGravity(Gravity.TOP or Gravity.CENTER_HORIZONTAL, 0, 120)
+        }.show()
+    }
+
+    private fun confirmUpload(onConfirm: () -> Unit) {
+        MaterialAlertDialogBuilder(activity)
+            .setTitle(t("start_upload"))
+            .setMessage(t("ask_before_upload"))
+            .setPositiveButton(t("ok")) { d, _ ->
+                d.dismiss()
+                onConfirm()
+            }
+            .setNegativeButton(t("cancel")) { d, _ ->
+                d.dismiss()
+            }
+            .show()
+    }
+
+
+}

app/src/main/java/com/dano/test1/ui/LoadButtonHandler.kt

@@ -0,0 +1,163 @@
+package com.dano.test1.ui
+
+import android.widget.Button
+import android.widget.EditText
+import android.widget.Toast
+import com.dano.test1.LanguageManager
+import com.dano.test1.MainActivity
+import com.dano.test1.MyApp
+import kotlinx.coroutines.*
+import com.dano.test1.data.CompletedQuestionnaire
+import com.dano.test1.questionnaire.GlobalValues
+import com.dano.test1.questionnaire.QuestionItem
+
+class LoadButtonHandler(
+    private val activity: MainActivity,
+    private val loadButton: Button,
+    private val editText: EditText,
+    private val languageIDProvider: () -> String,
+    private val questionnaireEntriesProvider: () -> List<QuestionItem.QuestionnaireEntry>,
+    private val dynamicButtonsProvider: () -> List<Button>,
+    private val buttonPoints: MutableMap<String, Int>,
+    private val updateButtonTexts: () -> Unit,
+    private val setButtonsEnabled: (List<Button>) -> Unit,
+    private val updateMainButtonsState: (Boolean) -> Unit,
+) {
+
+    fun setup() {
+        loadButton.text = LanguageManager.getText(languageIDProvider(), "load")
+        loadButton.setOnClickListener { handleLoadButton() }
+    }
+
+    private fun handleLoadButton() {
+        val inputText = editText.text.toString().trim()
+        if (inputText.isBlank()) {
+            val message = LanguageManager.getText(languageIDProvider(), "please_client_code")
+            Toast.makeText(activity, message, Toast.LENGTH_SHORT).show()
+            return
+        }
+
+        buttonPoints.clear()
+        setButtonsEnabled(emptyList())   // temporär sperren
+        updateButtonTexts()              // Chips zeigen vorläufig „Gesperrt“
+
+        val clientCode = inputText
+        GlobalValues.LAST_CLIENT_CODE = clientCode
+
+        CoroutineScope(Dispatchers.IO).launch {
+            val client = MyApp.database.clientDao().getClientByCode(clientCode)
+            if (client == null) {
+                GlobalValues.LOADED_CLIENT_CODE = null
+                withContext(Dispatchers.Main) {
+                    val message = LanguageManager.getText(languageIDProvider(), "no_profile")
+                    Toast.makeText(activity, message, Toast.LENGTH_LONG).show()
+                    val questionnaireEntries = questionnaireEntriesProvider()
+                    val alwaysButtons = questionnaireEntries.mapIndexedNotNull { idx, entry ->
+                        val btn = dynamicButtonsProvider().getOrNull(idx)
+                        if (entry.condition is QuestionItem.Condition.AlwaysAvailable) btn else null
+                    }
+                    setButtonsEnabled(alwaysButtons)
+                    updateButtonTexts()   // <- nach dem Aktivieren Chips aktualisieren
+                }
+                return@launch
+            }
+
+            GlobalValues.LOADED_CLIENT_CODE = clientCode
+            withContext(Dispatchers.Main) { updateMainButtonsState(true) }
+            handleNormalLoad(clientCode)
+        }
+    }
+
+
+    private suspend fun evaluateCondition(
+        condition: QuestionItem.Condition?,
+        clientCode: String,
+        completedEntries: List<CompletedQuestionnaire>
+    ): Boolean {
+        if (condition == null) return false
+        return when (condition) {
+            is QuestionItem.Condition.AlwaysAvailable -> true
+            is QuestionItem.Condition.RequiresCompleted -> {
+                val normalizedCompleted = completedEntries.map { normalizeQuestionnaireId(it.questionnaireId) }
+                condition.required.all { req ->
+                    val nReq = normalizeQuestionnaireId(req)
+                    normalizedCompleted.any { it.contains(nReq) || nReq.contains(it) }
+                }
+            }
+            is QuestionItem.Condition.QuestionCondition -> {
+                val answers = MyApp.database.answerDao().getAnswersForClientAndQuestionnaire(clientCode, condition.questionnaire)
+                val relevant = answers.find { it.questionId.endsWith(condition.questionId, ignoreCase = true) }
+                val answerValue = relevant?.answerValue ?: ""
+                when (condition.operator) {
+                    "==" -> answerValue == condition.value
+                    "!=" -> answerValue != condition.value
+                    else -> false
+                }
+            }
+            is QuestionItem.Condition.Combined -> {
+                val normalizedCompleted = completedEntries.map { normalizeQuestionnaireId(it.questionnaireId) }
+                val reqOk = condition.requiresCompleted.isNullOrEmpty() || condition.requiresCompleted.all { req ->
+                    val nReq = normalizeQuestionnaireId(req)
+                    normalizedCompleted.any { it.contains(nReq) || nReq.contains(it) }
+                }
+                if (!reqOk) return false
+                val q = condition.questionCheck ?: return true
+                val answers = MyApp.database.answerDao().getAnswersForClientAndQuestionnaire(clientCode, q.questionnaire)
+                val relevant = answers.find { it.questionId.endsWith(q.questionId, ignoreCase = true) }
+                val answerValue = relevant?.answerValue ?: ""
+                when (q.operator) {
+                    "==" -> answerValue == q.value
+                    "!=" -> answerValue != q.value
+                    else -> false
+                }
+            }
+            is QuestionItem.Condition.AnyOf -> {
+                condition.conditions.any { evaluateCondition(it, clientCode, completedEntries) }
+            }
+        }
+    }
+
+    private fun normalizeQuestionnaireId(name: String): String =
+        name.lowercase().removeSuffix(".json")
+
+    private suspend fun handleNormalLoad(clientCode: String) {
+        val completedEntries = withContext(Dispatchers.IO) {
+            MyApp.database.completedQuestionnaireDao().getAllForClient(clientCode)
+        }
+
+        buttonPoints.clear()
+        for (entry in completedEntries) {
+            if (entry.isDone) {
+                buttonPoints[entry.questionnaireId] = entry.sumPoints ?: 0
+                if (entry.questionnaireId.contains("questionnaire_2_rhs", ignoreCase = true)) {
+                    RHS_POINTS = entry.sumPoints
+                }
+            }
+        }
+
+        val enabledButtons = mutableListOf<Button>()
+        val questionnaireEntries = questionnaireEntriesProvider()
+        val dynamicButtons = dynamicButtonsProvider()
+
+        for ((idx, entry) in questionnaireEntries.withIndex()) {
+            val button = dynamicButtons.getOrNull(idx) ?: continue
+
+            val isCompleted = completedEntries.any { completed ->
+                normalizeQuestionnaireId(completed.questionnaireId).let { completedNorm ->
+                    val targetNorm = normalizeQuestionnaireId(entry.file)
+                    (completedNorm.contains(targetNorm) || targetNorm.contains(completedNorm)) && completed.isDone
+                }
+            }
+            if (isCompleted) continue
+
+            val condMet = evaluateCondition(entry.condition, clientCode, completedEntries)
+            if (condMet) enabledButtons.add(button)
+        }
+
+        withContext(Dispatchers.Main) {
+            setButtonsEnabled(enabledButtons)   // erst aktivieren …
+            updateButtonTexts()                 // … dann Chips/Labels korrekt setzen
+        }
+    }
+
+}

app/src/main/java/com/dano/test1/ui/MonthsSpinner.kt

@@ -1,4 +1,6 @@
-package com.dano.test1
+package com.dano.test1.ui
+
+import com.dano.test1.LanguageManager
 
 data class Month(val name: String) {
     override fun toString(): String = name

app/src/main/java/com/dano/test1/ui/SaveButtonHandler.kt

@@ -0,0 +1,230 @@
+package com.dano.test1.ui
+
+import android.content.ActivityNotFoundException
+import android.content.ContentUris
+import android.content.ContentValues
+import android.content.Intent
+import android.graphics.Canvas
+import android.graphics.Paint
+import android.graphics.pdf.PdfDocument
+import android.provider.MediaStore
+import android.util.Log
+import android.widget.Button
+import android.widget.EditText
+import android.widget.Toast
+import com.dano.test1.LanguageManager
+import com.dano.test1.MainActivity
+import com.dano.test1.MyApp
+import com.dano.test1.questionnaire.GlobalValues
+import kotlinx.coroutines.*
+
+class SaveButtonHandler(
+    private val activity: MainActivity,
+    private val saveButton: Button,
+    private val editText: EditText,
+    private val languageIDProvider: () -> String
+) {
+
+    fun setup() {
+        saveButton.text = LanguageManager.getText(languageIDProvider(), "save")
+        saveButton.setOnClickListener { handleSaveClick() }
+    }
+
+    private fun handleSaveClick() {
+        val clientCode = editText.text.toString().trim()
+        if (clientCode.isBlank()) {
+            val message = LanguageManager.getText(languageIDProvider(), "please_client_code")
+            Toast.makeText(activity, message, Toast.LENGTH_SHORT).show()
+            return
+        }
+        GlobalValues.LAST_CLIENT_CODE = clientCode
+        showCompletedQuestionnaires(clientCode)
+    }
+
+    private fun showCompletedQuestionnaires(clientCode: String) {
+        CoroutineScope(Dispatchers.IO).launch {
+            val actualClientCode = clientCode.removeSuffix("_database")
+            val completedEntries = MyApp.database.completedQuestionnaireDao().getAllForClient(actualClientCode)
+
+            Log.d("PDF_DEBUG", "Completed entries for client $actualClientCode:")
+            for (entry in completedEntries) {
+                Log.d("PDF_DEBUG", "Questionnaire ID: ${entry.questionnaireId}, Done: ${entry.isDone}, Points: ${entry.sumPoints}")
+            }
+
+            val pdfDocument = PdfDocument()
+            val pageWidth = 595
+            val pageHeight = 842
+            val paint = Paint().apply { textSize = 12f }
+
+            val csvBuilder = StringBuilder()
+            csvBuilder.appendLine("ClientCode,QuestionnaireID,IsDone,Points,Question,Answer")
+
+            for ((index, entry) in completedEntries.withIndex()) {
+                val pageInfo = PdfDocument.PageInfo.Builder(pageWidth, pageHeight, index + 1).create()
+                var page = pdfDocument.startPage(pageInfo)
+                var canvas = page.canvas
+                var yPosition = 40f
+
+                canvas.drawText("Client Code: $actualClientCode", 20f, yPosition, paint)
+                yPosition += 20f
+                canvas.drawText("Questionnaire: ${entry.questionnaireId}", 20f, yPosition, paint)
+                yPosition += 20f
+                canvas.drawText("Status: ${entry.isDone}", 20f, yPosition, paint)
+                yPosition += 20f
+                canvas.drawText("Points: ${entry.sumPoints ?: "N/A"}", 20f, yPosition, paint)
+                yPosition += 30f
+
+                val answers = MyApp.database.answerDao().getAnswersForClientAndQuestionnaire(actualClientCode, entry.questionnaireId)
+
+                for (answer in answers) {
+                    val questionKey = answer.questionId.substringAfter("-")
+                    val questionText = LanguageManager.getText("ENGLISH", questionKey)
+                    val rawAnswerText = LanguageManager.getText("ENGLISH", answer.answerValue)
+                    val answerText = rawAnswerText.trim().removePrefix("[").removeSuffix("]")
+
+                    yPosition = drawMultilineText(canvas, "Question: $questionText", 20f, yPosition, paint, pageWidth - 40, isBold = true)
+                    yPosition += 8f
+                    yPosition = drawMultilineText(canvas, "Answer: $answerText", 20f, yPosition, paint, pageWidth - 40)
+                    yPosition += 20f
+
+                    paint.strokeWidth = 0.5f
+                    canvas.drawLine(20f, yPosition - 30f, pageWidth - 20f, yPosition - 30f, paint)
+                    paint.strokeWidth = 0f
+
+                    val sanitizedQuestion = questionText.replace(",", " ").replace("\n", " ")
+                    val sanitizedAnswer = answerText.replace(",", " ").replace("\n", " ")
+                    csvBuilder.appendLine("${actualClientCode},${entry.questionnaireId},${entry.isDone},${entry.sumPoints ?: ""},\"$sanitizedQuestion\",\"$sanitizedAnswer\"")
+
+                    if (yPosition > pageHeight - 60) {
+                        pdfDocument.finishPage(page)
+                        val newPageInfo = PdfDocument.PageInfo.Builder(pageWidth, pageHeight, pdfDocument.pages.size + 1).create()
+                        page = pdfDocument.startPage(newPageInfo)
+                        canvas = page.canvas
+                        yPosition = 40f
+                    }
+                }
+
+                pdfDocument.finishPage(page)
+            }
+
+            Log.d("CSV_OUTPUT", "Generated CSV:\n${csvBuilder}")
+
+            val pdfFileName = "DatabaseOutput_${actualClientCode}.pdf"
+            val csvFileName = "DatabaseOutput_${actualClientCode}.csv"
+            val resolver = activity.contentResolver
+
+            val deleteIfExists: (String) -> Unit = { name ->
+                val projection = arrayOf(MediaStore.MediaColumns._ID)
+                val selection = "${MediaStore.MediaColumns.DISPLAY_NAME} = ?"
+                val selectionArgs = arrayOf(name)
+                val query = resolver.query(
+                    MediaStore.Downloads.EXTERNAL_CONTENT_URI,
+                    projection, selection, selectionArgs, null
+                )
+                query?.use { cursor ->
+                    if (cursor.moveToFirst()) {
+                        val idColumn = cursor.getColumnIndexOrThrow(MediaStore.MediaColumns._ID)
+                        val id = cursor.getLong(idColumn)
+                        val deleteUri = ContentUris.withAppendedId(
+                            MediaStore.Downloads.EXTERNAL_CONTENT_URI, id
+                        )
+                        resolver.delete(deleteUri, null, null)
+                    }
+                }
+            }
+
+            deleteIfExists(pdfFileName)
+            deleteIfExists(csvFileName)
+
+            try {
+                val pdfUri = resolver.insert(
+                    MediaStore.Downloads.EXTERNAL_CONTENT_URI,
+                    ContentValues().apply {
+                        put(MediaStore.MediaColumns.DISPLAY_NAME, pdfFileName)
+                        put(MediaStore.MediaColumns.MIME_TYPE, "application/pdf")
+                        put(MediaStore.MediaColumns.RELATIVE_PATH, "Download/")
+                    }
+                )
+
+                val csvUri = resolver.insert(
+                    MediaStore.Downloads.EXTERNAL_CONTENT_URI,
+                    ContentValues().apply {
+                        put(MediaStore.MediaColumns.DISPLAY_NAME, csvFileName)
+                        put(MediaStore.MediaColumns.MIME_TYPE, "text/csv")
+                        put(MediaStore.MediaColumns.RELATIVE_PATH, "Download/")
+                    }
+                )
+
+                pdfUri?.let {
+                    resolver.openOutputStream(it)?.use { out -> pdfDocument.writeTo(out) }
+                    pdfDocument.close()
+                }
+
+                csvUri?.let {
+                    resolver.openOutputStream(it)?.use { out ->
+                        out.write(csvBuilder.toString().toByteArray(Charsets.UTF_8))
+                    }
+                }
+
+                withContext(Dispatchers.Main) {
+                    val msg = LanguageManager.getText(languageIDProvider(), "saved_pdf_csv")
+                    Toast.makeText(activity, msg, Toast.LENGTH_LONG).show()
+
+                    pdfUri?.let {
+                        val intent = Intent(Intent.ACTION_VIEW).apply {
+                            setDataAndType(it, "application/pdf")
+                            addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION or Intent.FLAG_ACTIVITY_NO_HISTORY)
+                        }
+                        try {
+                            activity.startActivity(intent)
+                        } catch (e: ActivityNotFoundException) {
+                            val noViewer = LanguageManager.getText(languageIDProvider(), "no_pdf_viewer")
+                            Toast.makeText(activity, noViewer, Toast.LENGTH_SHORT).show()
+                        }
+                    }
+                }
+            } catch (e: Exception) {
+                Log.e("SAVE", "Fehler beim Speichern der Dateien", e)
+                withContext(Dispatchers.Main) {
+                    val errTpl = LanguageManager.getText(languageIDProvider(), "save_error")
+                    val msg = (errTpl ?: "Fehler beim Speichern: {message}").replace("{message}", e.message ?: "")
+                    Toast.makeText(activity, msg, Toast.LENGTH_LONG).show()
+                }
+            }
+        }
+    }
+
+    private fun drawMultilineText(
+        canvas: Canvas,
+        text: String,
+        x: Float,
+        yStart: Float,
+        paint: Paint,
+        maxWidth: Int,
+        isBold: Boolean = false
+    ): Float {
+        paint.isFakeBoldText = isBold
+
+        val words = text.split(" ")
+        var line = ""
+        var y = yStart
+        for (word in words) {
+            val testLine = if (line.isEmpty()) word else "$line $word"
+            val lineWidth = paint.measureText(testLine)
+            if (lineWidth > maxWidth) {
+                canvas.drawText(line, x, y, paint)
+                y += paint.textSize * 1.4f
+                line = word
+            } else {
+                line = testLine
+            }
+        }
+        if (line.isNotEmpty()) {
+            canvas.drawText(line, x, y, paint)
+            y += paint.textSize * 1.4f
+        }
+
+        paint.isFakeBoldText = false
+        return y
+    }
+}

app/src/main/java/com/dano/test1/utils/AES256Helper.kt

@@ -0,0 +1,71 @@
+package com.dano.test1
+
+import java.io.File
+import java.security.SecureRandom
+import javax.crypto.Cipher
+import javax.crypto.Mac
+import javax.crypto.spec.IvParameterSpec
+import javax.crypto.spec.SecretKeySpec
+import kotlin.math.min
+
+object AES256Helper {
+
+    private fun hkdfFromToken(tokenHex: String, info: String = "qdb-aes", len: Int = 32): ByteArray {
+        val ikm = hexToBytes(tokenHex)
+        val mac = Mac.getInstance("HmacSHA256")
+        val zeroSalt = ByteArray(32) { 0 }
+        mac.init(SecretKeySpec(zeroSalt, "HmacSHA256"))
+        val prk = mac.doFinal(ikm)
+
+        var previous = ByteArray(0)
+        val okm = ByteArray(len)
+        var generated = 0
+        var counter = 1
+        while (generated < len) {
+            mac.init(SecretKeySpec(prk, "HmacSHA256"))
+            mac.update(previous)
+            mac.update(info.toByteArray(Charsets.UTF_8))
+            mac.update(counter.toByte())
+            val t = mac.doFinal()
+            val toCopy = min(len - generated, t.size)
+            System.arraycopy(t, 0, okm, generated, toCopy)
+            previous = t
+            generated += toCopy
+            counter++
+        }
+        return okm
+    }
+
+    private fun hexToBytes(hex: String): ByteArray {
+        val clean = hex.trim()
+        val len = clean.length
+        val out = ByteArray(len / 2)
+        var i = 0
+        while (i < len) {
+            out[i / 2] = ((Character.digit(clean[i], 16) shl 4) + Character.digit(clean[i + 1], 16)).toByte()
+            i += 2
+        }
+        return out
+    }
+
+    fun encryptFileWithToken(inFile: File, outFile: File, token: String) {
+        val key = hkdfFromToken(token)
+        val iv = ByteArray(16).also { SecureRandom().nextBytes(it) }
+        val cipher = Cipher.getInstance("AES/CBC/PKCS5Padding")
+        cipher.init(Cipher.ENCRYPT_MODE, SecretKeySpec(key, "AES"), IvParameterSpec(iv))
+        val plain = inFile.readBytes()
+        val enc = cipher.doFinal(plain)
+        outFile.writeBytes(iv + enc)
+    }
+
+    fun decryptFileWithToken(inFile: File, token: String): ByteArray {
+        val key = hkdfFromToken(token)
+        val data = inFile.readBytes()
+        require(data.size >= 16) { "cipher too short" }
+        val iv = data.copyOfRange(0, 16)
+        val ct = data.copyOfRange(16, data.size)
+        val cipher = Cipher.getInstance("AES/CBC/PKCS5Padding")
+        cipher.init(Cipher.DECRYPT_MODE, SecretKeySpec(key, "AES"), IvParameterSpec(iv))
+        return cipher.doFinal(ct)
+    }
+}

app/src/main/java/com/dano/test1/utils/ViewUtils.kt

@@ -0,0 +1,110 @@
+package com.dano.test1.utils
+
+import android.content.Context
+import android.util.TypedValue
+import android.view.Gravity
+import android.view.View
+import android.view.ViewGroup
+import android.widget.AbsListView
+import android.widget.ArrayAdapter
+import android.widget.EditText
+import android.widget.Spinner
+import android.widget.TextView
+import androidx.core.widget.TextViewCompat
+import com.dano.test1.R
+import kotlin.math.roundToInt
+
+object ViewUtils {
+
+    /**
+     * Sets the text size of a TextView to a percentage of the screen height (in sp).
+     * Disables auto-sizing to prevent conflicts.
+     */
+    fun setTextSizePercentOfScreenHeight(view: TextView, percentOfHeight: Float) {
+        val dm = view.context.resources.displayMetrics
+        val sp = (dm.heightPixels * percentOfHeight) / dm.scaledDensity
+        TextViewCompat.setAutoSizeTextTypeWithDefaults(view, TextViewCompat.AUTO_SIZE_TEXT_TYPE_NONE)
+        view.setTextSize(TypedValue.COMPLEX_UNIT_SP, sp)
+    }
+
+    /**
+     * Sets up a Spinner with a responsive, styled adapter.
+     * Font size and row height are derived from screen height to prevent clipping.
+     */
+    fun <T> setupResponsiveSpinner(context: Context, spinner: Spinner, items: List<T>, selectedItem: T?) {
+        val dm = context.resources.displayMetrics
+
+        fun spFromScreenHeight(percent: Float): Float = (dm.heightPixels * percent) / dm.scaledDensity
+        fun pxFromSp(sp: Float): Int = (sp * dm.scaledDensity).toInt()
+
+        val textSp    = spFromScreenHeight(0.0275f)
+        val textPx    = pxFromSp(textSp)
+        val vPadPx    = (textPx * 0.50f).toInt()
+        val rowHeight = (textPx * 2.20f + 2 * vPadPx).toInt()
+
+        val adapter = object : ArrayAdapter<T>(context, android.R.layout.simple_spinner_item, items) {
+            private fun styleRow(tv: TextView, forceHeight: Boolean) {
+                tv.setTextSize(TypedValue.COMPLEX_UNIT_SP, textSp)
+                tv.includeFontPadding = true
+                tv.setLineSpacing(0f, 1.2f)
+                tv.gravity = (tv.gravity and Gravity.HORIZONTAL_GRAVITY_MASK) or Gravity.CENTER_VERTICAL
+                tv.setPadding(tv.paddingLeft, vPadPx, tv.paddingRight, vPadPx)
+                tv.minHeight = rowHeight
+                tv.isSingleLine = true
+                if (forceHeight) {
+                    val lp = tv.layoutParams
+                    if (lp == null || lp.height <= 0) {
+                        tv.layoutParams = AbsListView.LayoutParams(AbsListView.LayoutParams.MATCH_PARENT, rowHeight)
+                    } else {
+                        lp.height = rowHeight
+                    }
+                }
+            }
+
+            override fun getView(position: Int, convertView: View?, parent: ViewGroup): View {
+                val v = super.getView(position, convertView, parent) as TextView
+                styleRow(v, forceHeight = false)
+                return v
+            }
+
+            override fun getDropDownView(position: Int, convertView: View?, parent: ViewGroup): View {
+                val v = super.getDropDownView(position, convertView, parent) as TextView
+                styleRow(v, forceHeight = true)
+                return v
+            }
+        }
+
+        adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item)
+        spinner.adapter = adapter
+        spinner.setPadding(spinner.paddingLeft, vPadPx, spinner.paddingRight, vPadPx)
+        spinner.minimumHeight = rowHeight
+        spinner.requestLayout()
+
+        selectedItem?.let {
+            val index = items.indexOf(it)
+            if (index >= 0) spinner.setSelection(index)
+        }
+    }
+
+    /**
+     * Locks an EditText field visually and functionally (e.g. for coach code fields).
+     */
+    fun lockEditField(field: EditText, dpPadding: Int = 8) {
+        field.isFocusable = false
+        field.isFocusableInTouchMode = false
+        field.isCursorVisible = false
+        field.keyListener = null
+        field.isLongClickable = false
+        field.isClickable = false
+        field.setBackgroundResource(R.drawable.bg_field_locked)
+        field.setCompoundDrawablesWithIntrinsicBounds(0, 0, R.drawable.ic_lock_24, 0)
+        field.compoundDrawablePadding = dp(field.context, dpPadding)
+        field.alpha = 0.95f
+    }
+
+    /**
+     * Converts dp to pixels using the given context.
+     */
+    fun dp(context: Context, value: Int): Int =
+        (value * context.resources.displayMetrics.density).roundToInt()
+}

app/src/main/res/color/btn_nav_left_icon_tint.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:color="#FFFFFFFF"/>
+</selector>

app/src/main/res/color/btn_nav_left_ripple.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:alpha="0.2" android:color="#FFFFFF"/>
+</selector>

app/src/main/res/color/btn_nav_left_tint.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:alpha="0.85" android:color="#334B5A" android:state_pressed="true"/>
+    <item android:color="#385266"/>
+</selector>

app/src/main/res/color/btn_nav_right_icon_tint.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:color="#FFFFFFFF"/>
+</selector>

app/src/main/res/color/btn_nav_right_ripple.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:alpha="0.2" android:color="#FFFFFF"/>
+</selector>

app/src/main/res/color/btn_nav_right_tint.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:alpha="0.85" android:color="#2F855A" android:state_pressed="true"/>
+    <item android:color="#339966"/>
+</selector>

app/src/main/res/drawable/bg_chip_amber.xml

@@ -0,0 +1,5 @@
+<shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle">
+    <solid android:color="#F2B544"/>
+    <corners android:radius="18dp"/>
+    <padding android:left="8dp" android:top="6dp" android:right="8dp" android:bottom="6dp"/>
+</shape>

app/src/main/res/drawable/bg_chip_green.xml

@@ -0,0 +1,5 @@
+<shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle">
+    <solid android:color="#43B581"/>
+    <corners android:radius="18dp"/>
+    <padding android:left="8dp" android:top="6dp" android:right="8dp" android:bottom="6dp"/>
+</shape>

app/src/main/res/drawable/bg_chip_grey.xml

@@ -0,0 +1,5 @@
+<shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle">
+    <solid android:color="#E3E5EF"/>
+    <corners android:radius="18dp"/>
+    <padding android:left="8dp" android:top="6dp" android:right="8dp" android:bottom="6dp"/>
+</shape>

app/src/main/res/drawable/bg_field_filled.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle">
+    <solid android:color="@color/brand_surface"/>
+    <stroke android:width="1dp" android:color="@color/brand_stroke"/>
+    <corners android:radius="12dp"/>
+    <padding android:left="8dp" android:top="6dp" android:right="8dp" android:bottom="6dp"/>
+</shape>

app/src/main/res/drawable/bg_field_locked.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle">
+    <solid android:color="#F4F4F6"/>
+    <stroke android:width="1dp" android:color="#C7C7D0"/>
+    <corners android:radius="8dp"/>
+    <padding android:left="12dp" android:top="12dp" android:right="12dp" android:bottom="12dp"/>
+</shape>

app/src/main/res/drawable/ic_chevron_left.xml

@@ -0,0 +1,11 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="32dp" android:height="32dp"
+    android:viewportWidth="24" android:viewportHeight="24">
+    <path
+        android:fillColor="@android:color/transparent"
+        android:strokeColor="#FFFFFFFF"
+        android:strokeWidth="2.8"
+        android:strokeLineCap="round"
+        android:strokeLineJoin="round"
+        android:pathData="M15,6 L9,12 L15,18" />
+</vector>

app/src/main/res/drawable/ic_chevron_right.xml

@@ -0,0 +1,11 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="32dp" android:height="32dp"
+    android:viewportWidth="24" android:viewportHeight="24">
+    <path
+        android:fillColor="@android:color/transparent"
+        android:strokeColor="#FFFFFFFF"
+        android:strokeWidth="2.8"
+        android:strokeLineCap="round"
+        android:strokeLineJoin="round"
+        android:pathData="M9,6 L15,12 L9,18" />
+</vector>

app/src/main/res/drawable/ic_dot_16.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="16dp" android:height="16dp"
+    android:viewportWidth="24" android:viewportHeight="24">
+    <path
+        android:fillColor="#FFFFFFFF"
+        android:pathData="M12,6a6,6 0 1,0 0,12a6,6 0 1,0 0,-12z"/>
+</vector>

app/src/main/res/drawable/ic_glass_0.xml

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="48dp" android:height="48dp"
+    android:viewportWidth="64" android:viewportHeight="64">
+    <!-- Glas-Outline -->
+    <path android:fillColor="#00000000" android:strokeColor="#424242" android:strokeWidth="3"
+        android:pathData="M20,6h24a6,6 0 0 1 6,6v40a6,6 0 0 1 -6,6H20a6,6 0 0 1 -6,-6V12a6,6 0 0 1 6,-6z"/>
+    <!-- Füllung 0% -->
+    <path android:fillColor="#9FA8DA" android:pathData="M22,52H42V52H22z"/>
+</vector>

app/src/main/res/drawable/ic_glass_1.xml

@@ -0,0 +1,7 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="48dp" android:height="48dp"
+    android:viewportWidth="64" android:viewportHeight="64">
+    <path android:fillColor="#00000000" android:strokeColor="#424242" android:strokeWidth="3"
+        android:pathData="M20,6h24a6,6 0 0 1 6,6v40a6,6 0 0 1 -6,6H20a6,6 0 0 1 -6,-6V12a6,6 0 0 1 6,-6z"/>
+    <path android:fillColor="#9FA8DA" android:pathData="M22,46H42V52H22z"/>
+</vector>

app/src/main/res/drawable/ic_glass_2.xml

@@ -0,0 +1,7 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="48dp" android:height="48dp"
+    android:viewportWidth="64" android:viewportHeight="64">
+    <path android:fillColor="#00000000" android:strokeColor="#424242" android:strokeWidth="3"
+        android:pathData="M20,6h24a6,6 0 0 1 6,6v40a6,6 0 0 1 -6,6H20a6,6 0 0 1 -6,-6V12a6,6 0 0 1 6,-6z"/>
+    <path android:fillColor="#9FA8DA" android:pathData="M22,38H42V52H22z"/>
+</vector>

app/src/main/res/drawable/ic_glass_3.xml

@@ -0,0 +1,7 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="48dp" android:height="48dp"
+    android:viewportWidth="64" android:viewportHeight="64">
+    <path android:fillColor="#00000000" android:strokeColor="#424242" android:strokeWidth="3"
+        android:pathData="M20,6h24a6,6 0 0 1 6,6v40a6,6 0 0 1 -6,6H20a6,6 0 0 1 -6,-6V12a6,6 0 0 1 6,-6z"/>
+    <path android:fillColor="#9FA8DA" android:pathData="M22,30H42V52H22z"/>
+</vector>

app/src/main/res/drawable/ic_glass_4.xml

@@ -0,0 +1,7 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="48dp" android:height="48dp"
+    android:viewportWidth="64" android:viewportHeight="64">
+    <path android:fillColor="#00000000" android:strokeColor="#424242" android:strokeWidth="3"
+        android:pathData="M20,6h24a6,6 0 0 1 6,6v40a6,6 0 0 1 -6,6H20a6,6 0 0 1 -6,-6V12a6,6 0 0 1 6,-6z"/>
+    <path android:fillColor="#9FA8DA" android:pathData="M22,14H42V52H22z"/>
+</vector>

app/src/main/res/drawable/ic_lock_24.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp" android:height="24dp"
+    android:viewportWidth="24" android:viewportHeight="24">
+    <path
+        android:fillColor="#8C79F2"
+        android:pathData="M12,17a2,2 0,1 0,0 -4 2,2 0,0 0,0 4zM18,8h-1V6a5,5 0,0 0,-10 0v2H6a2,2 0,0 0,-2 2v8a2,2 0,0 0,2 2h12a2,2 0,0 0,2 -2v-8a2,2 0,0 0,-2 -2zM8,6a4,4 0,0 1,8 0v2H8z"/>
+</vector>

app/src/main/res/layout/client_coach_code_question.xml

@@ -5,90 +5,121 @@
     android:id="@+id/main"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context=".MainActivity"
+    tools:context=".MainActivity">
-    tools:layout_editor_absoluteX="11dp"
-    tools:layout_editor_absoluteY="107dp">
 
-    <Button
+    <androidx.constraintlayout.widget.Guideline
+        android:id="@+id/gTop"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        app:layout_constraintGuide_begin="32dp" />
+
+    <com.google.android.material.button.MaterialButton
         android:id="@+id/Qprev"
-        android:tag="previous"
+        android:layout_width="@dimen/nav_btn_size"
-        android:layout_width="130dp"
+        android:layout_height="@dimen/nav_btn_size"
-        android:layout_height="42dp"
+        android:layout_marginStart="20dp"
+        android:layout_marginBottom="16dp"
+        android:text=""
+        android:textAllCaps="false"
+        app:icon="@drawable/ic_chevron_left"
+        app:iconTint="@color/btn_nav_left_icon_tint"
+        app:iconSize="@dimen/nav_icon_size"
+        app:iconPadding="0dp"
+        app:cornerRadius="999dp"
+        app:backgroundTint="@color/btn_nav_left_tint"
+        app:rippleColor="@color/btn_nav_left_ripple"
         app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent" />
-        app:layout_constraintHorizontal_bias="0.056"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.976" />
 
-    <Button
+    <com.google.android.material.button.MaterialButton
         android:id="@+id/Qnext"
-        android:tag="next"
+        android:layout_width="@dimen/nav_btn_size"
-        android:layout_width="130dp"
+        android:layout_height="@dimen/nav_btn_size"
-        android:layout_height="42dp"
+        android:layout_marginEnd="20dp"
+        android:layout_marginBottom="16dp"
+        android:text=""
+        android:textAllCaps="false"
+        app:icon="@drawable/ic_chevron_right"
+        app:iconTint="@color/btn_nav_right_icon_tint"
+        app:iconSize="@dimen/nav_icon_size"
+        app:iconPadding="0dp"
+        app:cornerRadius="999dp"
+        app:backgroundTint="@color/btn_nav_right_tint"
+        app:rippleColor="@color/btn_nav_right_ripple"
         app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintEnd_toEndOf="parent" />
-        app:layout_constraintHorizontal_bias="0.943"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.976" />
-
-
-    <EditText
-        android:id="@+id/client_code"
-        android:layout_width="300dp"
-        android:layout_height="wrap_content"
-        android:background="@android:drawable/edit_text"
-        android:ems="10"
-        android:inputType="text"
-        android:tag="client_code"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintHorizontal_bias="0.495"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.368" />
-
-    <EditText
-        android:id="@+id/coach_code"
-        android:layout_width="300dp"
-        android:layout_height="wrap_content"
-        android:background="@android:drawable/edit_text"
-        android:ems="10"
-        android:inputType="text"
-        android:tag="coach_code"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintHorizontal_bias="0.495"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.499" />
 
     <TextView
         android:id="@+id/textView"
         android:layout_width="0dp"
         android:layout_height="wrap_content"
-        android:textAlignment="center"
+        android:gravity="center"
-        android:layout_marginStart="25dp"
+        android:textStyle="bold"
-        android:layout_marginEnd="25dp"
+        android:paddingStart="16dp"
-        app:layout_constraintBottom_toBottomOf="parent"
+        android:paddingEnd="16dp"
-        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/gTop"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintVertical_bias="0.104" />
+        app:layout_constraintWidth_percent="0.9" />
 
     <TextView
         android:id="@+id/question"
         android:layout_width="0dp"
         android:layout_height="wrap_content"
-        android:textAlignment="center"
+        android:gravity="center"
         android:textStyle="bold"
-        android:layout_marginStart="25dp"
+        android:paddingStart="16dp"
-        android:layout_marginEnd="25dp"
+        android:paddingEnd="16dp"
-        app:layout_constraintBottom_toBottomOf="parent"
+        android:paddingTop="8dp"
-        app:layout_constraintEnd_toEndOf="parent"
+        android:paddingBottom="8dp"
+        app:layout_constraintTop_toBottomOf="@id/textView"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintVertical_bias="0.188" />
+        app:layout_constraintWidth_percent="0.9" />
+
+    <EditText
+        android:id="@+id/client_code"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        app:layout_constraintWidth_percent="0.7"
+        app:layout_constraintHeight_percent="0.08"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/question"
+        android:layout_marginTop="16dp"
+        android:background="@android:drawable/edit_text"
+        android:ems="10"
+        android:inputType="text"
+        android:tag="client_code"
+        android:gravity="center_vertical"
+        android:paddingStart="12dp"
+        android:paddingEnd="12dp"
+        android:autoSizeTextType="uniform"
+        android:autoSizeMinTextSize="12sp"
+        android:autoSizeMaxTextSize="36sp"
+        android:autoSizeStepGranularity="2sp" />
+
+    <EditText
+        android:id="@+id/coach_code"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        app:layout_constraintWidth_percent="0.7"
+        app:layout_constraintHeight_percent="0.08"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/client_code"
+        android:layout_marginTop="16dp"
+        android:background="@android:drawable/edit_text"
+        android:ems="10"
+        android:inputType="text"
+        android:tag="coach_code"
+        android:gravity="center_vertical"
+        android:paddingStart="12dp"
+        android:paddingEnd="12dp"
+        android:autoSizeTextType="uniform"
+        android:autoSizeMinTextSize="12sp"
+        android:autoSizeMaxTextSize="36sp"
+        android:autoSizeStepGranularity="2sp" />
 
 </androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/client_not_signed.xml

@@ -9,29 +9,42 @@
     tools:layout_editor_absoluteX="11dp"
     tools:layout_editor_absoluteY="107dp">
 
-    <Button
+    <com.google.android.material.button.MaterialButton
         android:id="@+id/Qprev"
-        android:tag="previous"
+        android:layout_width="@dimen/nav_btn_size"
-        android:layout_width="130dp"
+        android:layout_height="@dimen/nav_btn_size"
-        android:layout_height="42dp"
+        android:layout_marginStart="20dp"
+        android:layout_marginBottom="16dp"
+        android:text=""
+        android:textAllCaps="false"
+        app:icon="@drawable/ic_chevron_left"
+        app:iconTint="@color/btn_nav_left_icon_tint"
+        app:iconSize="@dimen/nav_icon_size"
+        app:iconPadding="0dp"
+        app:cornerRadius="999dp"
+        app:backgroundTint="@color/btn_nav_left_tint"
+        app:rippleColor="@color/btn_nav_left_ripple"
         app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent" />
-        app:layout_constraintHorizontal_bias="0.056"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.976" />
 
-    <Button
+    <!-- Weiter -->
+    <com.google.android.material.button.MaterialButton
         android:id="@+id/Qnext"
-        android:tag="next"
+        android:layout_width="@dimen/nav_btn_size"
-        android:layout_width="130dp"
+        android:layout_height="@dimen/nav_btn_size"
-        android:layout_height="42dp"
+        android:layout_marginEnd="20dp"
+        android:layout_marginBottom="16dp"
+        android:text=""
+        android:textAllCaps="false"
+        app:icon="@drawable/ic_chevron_right"
+        app:iconTint="@color/btn_nav_right_icon_tint"
+        app:iconSize="@dimen/nav_icon_size"
+        app:iconPadding="0dp"
+        app:cornerRadius="999dp"
+        app:backgroundTint="@color/btn_nav_right_tint"
+        app:rippleColor="@color/btn_nav_right_ripple"
         app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintEnd_toEndOf="parent" />
-        app:layout_constraintHorizontal_bias="0.943"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.976" />
 
 
     <EditText
@@ -42,6 +55,7 @@
         android:ems="10"
         android:inputType="text"
         android:tag="coach_code"
+        android:textSize="30sp"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintHorizontal_bias="0.495"
@@ -53,6 +67,7 @@
         android:id="@+id/textView2"
         android:layout_width="329dp"
         android:layout_height="55dp"
+        android:textSize="40sp"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"
@@ -63,6 +78,7 @@
         android:id="@+id/question"
         android:layout_width="329dp"
         android:layout_height="55dp"
+        android:textSize="40sp"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"
@@ -73,6 +89,7 @@
         android:id="@+id/textView1"
         android:layout_width="329dp"
         android:layout_height="55dp"
+        android:textSize="40sp"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"

app/src/main/res/layout/client_overview_screen.xml

@@ -0,0 +1,87 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/rootClientOverview"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical"
+    android:padding="16dp">
+
+    <TextView
+        android:id="@+id/titleClientOverview"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:text="Client – Fragebögen"
+        android:textStyle="bold"
+        android:textSize="20sp"
+        android:paddingBottom="8dp" />
+
+    <!-- OBERTEIL: Alle Fragebögen vollständig (kein Weight, keine vertikale ScrollView) -->
+    <HorizontalScrollView
+        android:id="@+id/qsScroll"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:fillViewport="true"
+        android:scrollbars="horizontal">
+
+        <TableLayout
+            android:id="@+id/tableQuestionnaires"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:stretchColumns="1" />
+    </HorizontalScrollView>
+
+    <TextView
+        android:id="@+id/emptyViewClient"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:text="Keine Daten."
+        android:visibility="gone"
+        android:paddingTop="8dp" />
+
+    <ProgressBar
+        android:id="@+id/progressBarClient"
+        style="?android:attr/progressBarStyle"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center_horizontal"
+        android:paddingTop="8dp"
+        android:paddingBottom="8dp" />
+
+    <!-- HEADER + Tabelle 2: Scrollbar bekommt den restlichen Platz -->
+    <TextView
+        android:id="@+id/headerLabel"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:text="header"
+        android:textStyle="bold"
+        android:textSize="18sp"
+        android:paddingTop="12dp"
+        android:paddingBottom="6dp" />
+
+    <HorizontalScrollView
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_weight="1"
+        android:fillViewport="true"
+        android:scrollbars="horizontal">
+
+        <ScrollView
+            android:layout_width="wrap_content"
+            android:layout_height="match_parent"
+            android:fillViewport="true"
+            android:scrollbars="vertical">
+
+            <TableLayout
+                android:id="@+id/tableOrdered"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:stretchColumns="1,2" />
+        </ScrollView>
+    </HorizontalScrollView>
+
+    <Button
+        android:id="@+id/backButtonClient"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content" />
+
+</LinearLayout>

app/src/main/res/layout/database_screen.xml

@@ -0,0 +1,69 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/rootDatabase"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical"
+    android:padding="16dp">
+
+    <TextView
+        android:id="@+id/title"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:text="Datenbank – Clients"
+        android:textStyle="bold"
+        android:textSize="20sp"
+        android:paddingBottom="8dp" />
+
+    <HorizontalScrollView
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_weight="1"
+        android:fillViewport="true"
+        android:scrollbars="horizontal">
+
+        <ScrollView
+            android:layout_width="wrap_content"
+            android:layout_height="match_parent"
+            android:fillViewport="true"
+            android:scrollbars="vertical">
+
+            <TableLayout
+                android:id="@+id/tableClients"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:stretchColumns="1" />
+        </ScrollView>
+    </HorizontalScrollView>
+
+    <TextView
+        android:id="@+id/emptyView"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:text="Keine Clients vorhanden."
+        android:visibility="gone"
+        android:paddingTop="8dp" />
+
+    <ProgressBar
+        android:id="@+id/progressBar"
+        style="?android:attr/progressBarStyle"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center_horizontal"
+        android:paddingTop="8dp"
+        android:paddingBottom="8dp" />
+
+    <!-- NEU: Download-Button -->
+    <Button
+        android:id="@+id/btnDownloadHeader"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:text="Download Header" />
+
+    <Button
+        android:id="@+id/backButton"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:text="Zurück" />
+
+</LinearLayout>

app/src/main/res/layout/date_spinner.xml

@@ -1,128 +1,153 @@
 <?xml version="1.0" encoding="utf-8"?>
 <androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 
+    <androidx.constraintlayout.widget.Guideline
+        android:id="@+id/gTop"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        app:layout_constraintGuide_begin="32dp" />
+
     <TextView
         android:id="@+id/textView"
         android:layout_width="0dp"
         android:layout_height="wrap_content"
-        android:textAlignment="center"
+        android:gravity="center"
-        android:layout_marginStart="25dp"
+        android:textStyle="bold"
-        android:layout_marginEnd="25dp"
+        android:paddingStart="16dp"
-        app:layout_constraintBottom_toBottomOf="parent"
+        android:paddingEnd="16dp"
-        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/gTop"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintVertical_bias="0.104" />
+        app:layout_constraintWidth_percent="0.9" />
 
     <TextView
         android:id="@+id/question"
         android:layout_width="0dp"
         android:layout_height="wrap_content"
-        android:textAlignment="center"
+        android:gravity="center"
         android:textStyle="bold"
-        android:layout_marginStart="25dp"
+        android:paddingStart="16dp"
-        android:layout_marginEnd="25dp"
+        android:paddingEnd="16dp"
-        app:layout_constraintBottom_toBottomOf="parent"
+        android:paddingTop="8dp"
-        app:layout_constraintEnd_toEndOf="parent"
+        android:paddingBottom="8dp"
+        app:layout_constraintTop_toBottomOf="@id/textView"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.188" />
-
-    <Spinner
-        android:id="@+id/spinner_value_month"
-        android:layout_width="142dp"
-        android:layout_height="35dp"
-        app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintHorizontal_bias="0.453"
+        app:layout_constraintWidth_percent="0.9" />
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.341" />
-
-    <TextView
-        android:id="@+id/date_spinner_year"
-        android:layout_width="110dp"
-        android:layout_height="22dp"
-        android:tag="year"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintHorizontal_bias="0.877"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.282" />
 
     <TextView
         android:id="@+id/date_spinner_day"
-        android:layout_width="90dp"
+        android:layout_width="0dp"
-        android:layout_height="22dp"
+        android:layout_height="wrap_content"
         android:tag="day"
-        app:layout_constraintBottom_toBottomOf="parent"
+        android:gravity="start|center_vertical"
+        android:textAlignment="viewStart"
+        android:paddingStart="8dp"
         app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintHorizontal_bias="0.099"
+        app:layout_constraintHorizontal_bias="0.07"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/question"
-        app:layout_constraintVertical_bias="0.282" />
+        app:layout_constraintWidth_percent="0.22" />
-
-    <Spinner
-        android:id="@+id/spinner_value_day"
-        android:layout_width="90dp"
-        android:layout_height="35dp"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintHorizontal_bias="0.099"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.341" />
 
     <TextView
         android:id="@+id/date_spinner_month"
-        android:layout_width="142dp"
+        android:layout_width="0dp"
-        android:layout_height="22dp"
+        android:layout_height="wrap_content"
         android:tag="month"
-        app:layout_constraintBottom_toBottomOf="parent"
+        android:gravity="start|center_vertical"
+        android:textAlignment="viewStart"
+        android:paddingStart="8dp"
         app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintHorizontal_bias="0.453"
+        app:layout_constraintHorizontal_bias="0.459"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/question"
-        app:layout_constraintVertical_bias="0.282" />
+        app:layout_constraintWidth_percent="0.40" />
+
+    <TextView
+        android:id="@+id/date_spinner_year"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:gravity="start|center_vertical"
+        android:paddingStart="8dp"
+        android:tag="year"
+        android:textAlignment="viewStart"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="1.0"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/question"
+        app:layout_constraintWidth_percent="0.32" />
+
+    <Spinner
+        android:id="@+id/spinner_value_day"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="8dp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.07"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/date_spinner_day"
+        app:layout_constraintWidth_percent="0.22" />
+
+    <Spinner
+        android:id="@+id/spinner_value_month"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="8dp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.459"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/date_spinner_month"
+        app:layout_constraintWidth_percent="0.40" />
 
     <Spinner
         android:id="@+id/spinner_value_year"
-        android:layout_width="110dp"
+        android:layout_width="0dp"
-        android:layout_height="35dp"
+        android:layout_height="wrap_content"
-        app:layout_constraintBottom_toBottomOf="parent"
+        android:layout_marginTop="8dp"
         app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintHorizontal_bias="0.877"
+        app:layout_constraintHorizontal_bias="1.0"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/date_spinner_year"
-        app:layout_constraintVertical_bias="0.341" />
+        app:layout_constraintWidth_percent="0.32" />
 
-    <Button
+    <com.google.android.material.button.MaterialButton
-        android:id="@+id/Qnext"
-        android:layout_width="130dp"
-        android:layout_height="42dp"
-        android:tag="next"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintHorizontal_bias="0.943"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.976" />
-
-    <Button
         android:id="@+id/Qprev"
-        android:layout_width="130dp"
+        android:layout_width="@dimen/nav_btn_size"
-        android:layout_height="42dp"
+        android:layout_height="@dimen/nav_btn_size"
-        android:tag="previous"
+        android:layout_marginStart="20dp"
+        android:layout_marginBottom="16dp"
+        android:text=""
+        android:textAllCaps="false"
+        app:icon="@drawable/ic_chevron_left"
+        app:iconTint="@color/btn_nav_left_icon_tint"
+        app:iconSize="@dimen/nav_icon_size"
+        app:iconPadding="0dp"
+        app:cornerRadius="999dp"
+        app:backgroundTint="@color/btn_nav_left_tint"
+        app:rippleColor="@color/btn_nav_left_ripple"
         app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent" />
-        app:layout_constraintHorizontal_bias="0.056"
+
-        app:layout_constraintStart_toStartOf="parent"
+    <com.google.android.material.button.MaterialButton
-        app:layout_constraintTop_toTopOf="parent"
+        android:id="@+id/Qnext"
-        app:layout_constraintVertical_bias="0.976" />
+        android:layout_width="@dimen/nav_btn_size"
+        android:layout_height="@dimen/nav_btn_size"
+        android:layout_marginEnd="20dp"
+        android:layout_marginBottom="16dp"
+        android:text=""
+        android:textAllCaps="false"
+        app:icon="@drawable/ic_chevron_right"
+        app:iconTint="@color/btn_nav_right_icon_tint"
+        app:iconSize="@dimen/nav_icon_size"
+        app:iconPadding="0dp"
+        app:cornerRadius="999dp"
+        app:backgroundTint="@color/btn_nav_right_tint"
+        app:rippleColor="@color/btn_nav_right_ripple"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent" />
 
 </androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/glass_scale_question.xml

@@ -1,17 +1,69 @@
+<?xml version="1.0" encoding="utf-8"?>
 <androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 
+    <androidx.constraintlayout.widget.Guideline
+        android:id="@+id/gTop"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        app:layout_constraintGuide_begin="32dp" />
+
+    <TextView
+        android:id="@+id/textView"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:gravity="center"
+        android:textStyle="bold"
+        android:paddingStart="16dp"
+        android:paddingEnd="16dp"
+        app:layout_constraintTop_toBottomOf="@id/gTop"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintWidth_percent="0.9" />
+
+    <TextView
+        android:id="@+id/question"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:gravity="center"
+        android:textStyle="bold"
+        android:paddingStart="16dp"
+        android:paddingEnd="16dp"
+        android:paddingTop="8dp"
+        android:paddingBottom="8dp"
+        app:layout_constraintTop_toBottomOf="@id/textView"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintWidth_percent="0.9" />
+
+    <LinearLayout
+        android:id="@+id/glass_header"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:padding="8dp"
+        android:weightSum="9"
+        app:layout_constraintTop_toBottomOf="@id/question"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintWidth_percent="1" />
+
     <ScrollView
-        android:layout_width="match_parent"
+        android:id="@+id/glassScroll"
-        android:layout_height="466dp"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
         android:fillViewport="true"
-        app:layout_constraintTop_toBottomOf="@+id/question"
+        android:clipToPadding="false"
+        android:paddingTop="4dp"
+        android:paddingBottom="8dp"
+        app:layout_constraintTop_toBottomOf="@id/glass_header"
         app:layout_constraintBottom_toTopOf="@+id/Qprev"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintEnd_toEndOf="parent">
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintWidth_percent="1">
 
         <TableLayout
             android:id="@+id/glass_table"
@@ -23,49 +75,36 @@
             android:textStyle="bold" />
     </ScrollView>
 
-
+    <com.google.android.material.button.MaterialButton
-    <Button
         android:id="@+id/Qprev"
-        android:layout_width="130dp"
+        android:layout_width="@dimen/nav_btn_size"
-        android:layout_height="wrap_content"
+        android:layout_height="@dimen/nav_btn_size"
-        android:tag="previous"
+        android:layout_marginStart="20dp"
+        android:layout_marginBottom="16dp"
+        app:icon="@drawable/ic_chevron_left"
+        app:iconTint="@color/btn_nav_left_icon_tint"
+        app:iconSize="@dimen/nav_icon_size"
+        app:iconPadding="0dp"
+        app:cornerRadius="999dp"
+        app:backgroundTint="@color/btn_nav_left_tint"
+        app:rippleColor="@color/btn_nav_left_ripple"
         app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintStart_toStartOf="parent" />
-        android:layout_margin="16dp" />
 
-    <Button
+    <com.google.android.material.button.MaterialButton
         android:id="@+id/Qnext"
-        android:layout_width="130dp"
+        android:layout_width="@dimen/nav_btn_size"
-        android:layout_height="wrap_content"
+        android:layout_height="@dimen/nav_btn_size"
-        android:tag="next"
+        android:layout_marginEnd="20dp"
+        android:layout_marginBottom="16dp"
+        app:icon="@drawable/ic_chevron_right"
+        app:iconTint="@color/btn_nav_right_icon_tint"
+        app:iconSize="@dimen/nav_icon_size"
+        app:iconPadding="0dp"
+        app:cornerRadius="999dp"
+        app:backgroundTint="@color/btn_nav_right_tint"
+        app:rippleColor="@color/btn_nav_right_ripple"
         app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintEnd_toEndOf="parent" />
-        android:layout_margin="16dp" />
 
-    <TextView
-        android:id="@+id/textView"
-        android:layout_width="0dp"
-        android:layout_height="wrap_content"
-        android:textAlignment="center"
-        android:layout_marginStart="25dp"
-        android:layout_marginEnd="25dp"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.104" />
-
-    <TextView
-        android:id="@+id/question"
-        android:layout_width="0dp"
-        android:layout_height="wrap_content"
-        android:textAlignment="center"
-        android:textStyle="bold"
-        android:layout_marginStart="25dp"
-        android:layout_marginEnd="25dp"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.188" />
 </androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/last_page.xml

@@ -5,57 +5,77 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 
-    <TextView
+    <!-- Zurück (links unten) -->
-        android:id="@+id/question"
+    <com.google.android.material.button.MaterialButton
-        android:layout_width="389dp"
-        android:layout_height="115dp"
-        android:tag="finish_data_entry"
-        android:textAlignment="viewStart"
-        android:textSize="24sp"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.376" />
-
-    <Button
         android:id="@+id/Qprev"
-        android:layout_width="130dp"
+        android:layout_width="@dimen/nav_btn_size"
-        android:layout_height="42dp"
+        android:layout_height="@dimen/nav_btn_size"
-        android:tag="previous"
+        android:layout_marginStart="20dp"
+        android:layout_marginBottom="16dp"
+        android:text=""
+        android:textAllCaps="false"
+        app:icon="@drawable/ic_chevron_left"
+        app:iconTint="@color/btn_nav_left_icon_tint"
+        app:iconSize="@dimen/nav_icon_size"
+        app:iconPadding="0dp"
+        app:cornerRadius="999dp"
+        app:backgroundTint="@color/btn_nav_left_tint"
+        app:rippleColor="@color/btn_nav_left_ripple"
         app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent" />
-        app:layout_constraintHorizontal_bias="0.056"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.976" />
 
-    <Button
+    <!-- Fertig/Speichern (rechts unten) – gleiche Farbe wie Qprev -->
+    <com.google.android.material.button.MaterialButton
         android:id="@+id/Qfinish"
-        android:layout_width="231dp"
+        android:layout_width="@dimen/finish_btn_width"
-        android:layout_height="42dp"
+        android:layout_height="@dimen/nav_btn_size"
-        android:tag="finish"
+        android:layout_marginEnd="20dp"
+        android:layout_marginBottom="16dp"
+        android:textAllCaps="false"
+        android:minWidth="0dp"
+        android:insetLeft="0dp"
+        android:insetRight="0dp"
+        android:paddingStart="24dp"
+        android:paddingEnd="24dp"
+        app:cornerRadius="999dp"
+        app:backgroundTint="@color/btn_nav_right_tint"
+        app:rippleColor="@color/btn_nav_right_ripple"
         app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintEnd_toEndOf="parent" />
-        app:layout_constraintHorizontal_bias="0.944"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.976" />
 
     <TextView
         android:id="@+id/textView"
-        android:layout_width="389dp"
+        android:layout_width="0dp"
-        android:layout_height="115dp"
+        android:layout_height="0dp"
-        android:tag="finish_data_entry"
+        android:gravity="start|center_vertical"
         android:textAlignment="viewStart"
-        android:textSize="24sp"
+        android:paddingStart="8dp"
+        android:textStyle="bold"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHeight_percent="0.25"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.125" />
+        app:layout_constraintVertical_bias="0.051"
+        app:layout_constraintWidth_percent="0.9" />
+
+    <TextView
+        android:id="@+id/question"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        android:gravity="start|center_vertical"
+        android:textAlignment="viewStart"
+        android:paddingStart="8dp"
+        android:textStyle="bold"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHeight_percent="0.25"
+        app:layout_constraintHorizontal_bias="0.512"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/textView"
+        app:layout_constraintVertical_bias="0.0"
+        app:layout_constraintWidth_percent="0.9" />
 
-    <!-- ProgressBar for loading animation -->
     <ProgressBar
         android:id="@+id/progressBar"
         style="?android:attr/progressBarStyleLarge"

app/src/main/res/layout/multi_check_box_question.xml

@@ -5,71 +5,91 @@
     android:id="@+id/main"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context=".MainActivity"
+    tools:context=".MainActivity">
-    tools:layout_editor_absoluteX="11dp"
-    tools:layout_editor_absoluteY="107dp">
 
-    <Button
+    <androidx.constraintlayout.widget.Guideline
+        android:id="@+id/gTop"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        app:layout_constraintGuide_begin="32dp" />
+
+    <com.google.android.material.button.MaterialButton
         android:id="@+id/Qprev"
-        android:tag="previous"
+        android:layout_width="@dimen/nav_btn_size"
-        android:layout_width="130dp"
+        android:layout_height="@dimen/nav_btn_size"
-        android:layout_height="42dp"
+        android:layout_marginStart="20dp"
+        android:layout_marginBottom="16dp"
+        android:text=""
+        android:textAllCaps="false"
+        app:icon="@drawable/ic_chevron_left"
+        app:iconTint="@color/btn_nav_left_icon_tint"
+        app:iconSize="@dimen/nav_icon_size"
+        app:iconPadding="0dp"
+        app:cornerRadius="999dp"
+        app:backgroundTint="@color/btn_nav_left_tint"
+        app:rippleColor="@color/btn_nav_left_ripple"
         app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent" />
-        app:layout_constraintHorizontal_bias="0.056"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.976" />
 
-    <Button
+    <com.google.android.material.button.MaterialButton
         android:id="@+id/Qnext"
-        android:tag="next"
+        android:layout_width="@dimen/nav_btn_size"
-        android:layout_width="130dp"
+        android:layout_height="@dimen/nav_btn_size"
-        android:layout_height="42dp"
+        android:layout_marginEnd="20dp"
+        android:layout_marginBottom="16dp"
+        android:text=""
+        android:textAllCaps="false"
+        app:icon="@drawable/ic_chevron_right"
+        app:iconTint="@color/btn_nav_right_icon_tint"
+        app:iconSize="@dimen/nav_icon_size"
+        app:iconPadding="0dp"
+        app:cornerRadius="999dp"
+        app:backgroundTint="@color/btn_nav_right_tint"
+        app:rippleColor="@color/btn_nav_right_ripple"
         app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintEnd_toEndOf="parent" />
-        app:layout_constraintHorizontal_bias="0.943"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.976" />
 
     <TextView
         android:id="@+id/textView"
         android:layout_width="0dp"
         android:layout_height="wrap_content"
-        android:textAlignment="center"
+        android:gravity="center"
-        android:layout_marginStart="25dp"
+        android:textStyle="bold"
-        android:layout_marginEnd="25dp"
+        android:paddingStart="16dp"
-        app:layout_constraintBottom_toBottomOf="parent"
+        android:paddingEnd="16dp"
-        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/gTop"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintVertical_bias="0.104" />
+        app:layout_constraintWidth_percent="0.9" />
 
     <TextView
         android:id="@+id/question"
         android:layout_width="0dp"
         android:layout_height="wrap_content"
-        android:textAlignment="center"
+        android:gravity="center"
         android:textStyle="bold"
-        android:layout_marginStart="25dp"
+        android:paddingStart="16dp"
-        android:layout_marginEnd="25dp"
+        android:paddingEnd="16dp"
-        app:layout_constraintBottom_toBottomOf="parent"
+        android:paddingTop="8dp"
-        app:layout_constraintEnd_toEndOf="parent"
+        android:paddingBottom="8dp"
+        app:layout_constraintTop_toBottomOf="@id/textView"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintVertical_bias="0.188" />
+        app:layout_constraintWidth_percent="0.9" />
 
     <ScrollView
         android:id="@+id/scrollView"
-        android:layout_width="360dp"
+        android:layout_width="0dp"
-        android:layout_height="417dp"
+        android:layout_height="0dp"
-        app:layout_constraintBottom_toBottomOf="parent"
+        android:fillViewport="true"
-        app:layout_constraintEnd_toEndOf="parent"
+        android:layout_marginTop="8dp"
-        app:layout_constraintHorizontal_bias="0.489"
+        android:layout_marginBottom="8dp"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintVertical_bias="0.658">
+        app:layout_constraintTop_toBottomOf="@id/question"
+        app:layout_constraintBottom_toTopOf="@id/Qnext"
+        app:layout_constraintWidth_percent="0.9">
 
         <LinearLayout
             android:id="@+id/CheckboxContainer"
@@ -78,4 +98,5 @@
             android:orientation="vertical"
             android:padding="16dp" />
     </ScrollView>
+
 </androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/opening_screen.xml

@@ -3,100 +3,307 @@
     xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:layout_width="match_parent"
-    android:layout_height="match_parent">
+    android:layout_height="match_parent"
+    android:padding="16dp">
 
-    <EditText
+    <com.google.android.material.card.MaterialCardView
-        android:id="@+id/editText"
+        android:id="@+id/headerCard"
-        android:layout_width="216dp"
+        android:layout_width="0dp"
-        android:layout_height="53dp"
+        android:layout_height="wrap_content"
-        android:background="@android:drawable/edit_text"
+        android:layout_marginTop="32dp"
-        android:ems="10"
+        android:paddingStart="24dp"
-        android:inputType="text"
+        android:paddingEnd="24dp"
-        android:tag="client_code"
+        android:paddingTop="20dp"
-        app:layout_constraintBottom_toBottomOf="parent"
+        android:paddingBottom="20dp"
-        app:layout_constraintEnd_toEndOf="parent"
+        app:cardBackgroundColor="@color/brand_surface"
-        app:layout_constraintHorizontal_bias="0.897"
+        app:cardCornerRadius="16dp"
-        app:layout_constraintStart_toStartOf="parent"
+        app:strokeColor="@color/brand_stroke"
+        app:strokeWidth="1dp"
         app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.091" />
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent">
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="vertical">
+
+            <!-- Language (eigene Zeile) -->
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:orientation="vertical"
+                android:paddingBottom="6dp">
+
+                <TextView
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:paddingStart="12dp"
+                    android:paddingBottom="6dp"
+                    android:text="Language"
+                    android:textColor="@color/brand_text_dark"
+                    android:textSize="12sp" />
 
                 <Spinner
                     android:id="@+id/string_spinner1"
-        android:layout_width="143dp"
+                    android:layout_width="match_parent"
-        android:layout_height="43dp"
+                    android:layout_height="48dp"
-        app:layout_constraintBottom_toBottomOf="parent"
+                    android:layout_marginStart="8dp"
-        app:layout_constraintEnd_toEndOf="parent"
+                    android:layout_marginEnd="8dp"
-        app:layout_constraintHorizontal_bias="0.07"
+                    android:background="@drawable/bg_field_filled"
-        app:layout_constraintStart_toStartOf="parent"
+                    android:paddingStart="12dp"
-        app:layout_constraintTop_toTopOf="parent"
+                    android:paddingEnd="12dp" />
-        app:layout_constraintVertical_bias="0.091" />
+            </LinearLayout>
 
-    <!-- Container für dynamische Buttons -->
+            <!-- Client Code | Coach Code (gemeinsame Zeile) -->
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:orientation="horizontal"
+                android:gravity="center_vertical"
+                android:baselineAligned="false"
+                android:paddingBottom="6dp">
 
                 <LinearLayout
-        android:id="@+id/buttonContainer"
                     android:layout_width="0dp"
                     android:layout_height="wrap_content"
-        android:layout_marginTop="28dp"
+                    android:layout_weight="1"
                     android:orientation="vertical"
-        app:layout_constraintEnd_toEndOf="parent"
+                    android:layout_marginEnd="8dp">
-        app:layout_constraintHorizontal_bias="0.0"
+
+                    <TextView
+                        android:layout_width="wrap_content"
+                        android:layout_height="wrap_content"
+                        android:paddingStart="12dp"
+                        android:paddingBottom="6dp"
+                        android:text="Client Code"
+                        android:textColor="@color/brand_text_dark"
+                        android:textSize="12sp" />
+
+                    <EditText
+                        android:id="@+id/editText"
+                        android:layout_width="match_parent"
+                        android:layout_height="48dp"
+                        android:layout_marginStart="8dp"
+                        android:layout_marginEnd="8dp"
+                        android:background="@drawable/bg_field_filled"
+                        android:ems="10"
+                        android:inputType="text"
+                        android:paddingStart="12dp"
+                        android:paddingEnd="12dp"
+                        android:tag="client_code"/>
+                </LinearLayout>
+
+                <LinearLayout
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:layout_weight="1"
+                    android:orientation="vertical"
+                    android:layout_marginStart="8dp">
+
+                    <TextView
+                        android:layout_width="wrap_content"
+                        android:layout_height="wrap_content"
+                        android:paddingStart="12dp"
+                        android:paddingBottom="6dp"
+                        android:text="Coach Code"
+                        android:textColor="@color/brand_text_dark"
+                        android:textSize="12sp" />
+
+                    <EditText
+                        android:id="@+id/coachEditText"
+                        android:layout_width="match_parent"
+                        android:layout_height="48dp"
+                        android:layout_marginStart="8dp"
+                        android:layout_marginEnd="8dp"
+                        android:background="@drawable/bg_field_locked"
+                        android:ems="10"
+                        android:inputType="none"
+                        android:focusable="false"
+                        android:focusableInTouchMode="false"
+                        android:clickable="false"
+                        android:cursorVisible="false"
+                        android:longClickable="false"
+                        android:paddingStart="12dp"
+                        android:paddingEnd="12dp"
+                        android:drawableEnd="@drawable/ic_lock_24"
+                        android:drawablePadding="8dp"
+                        android:textColor="@color/brand_text_dark"
+                        android:textStyle="bold"
+                        android:tag="coach_code"/>
+
+                </LinearLayout>
+            </LinearLayout>
+
+            <!-- Session/Online -->
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:orientation="horizontal"
+                android:gravity="center_vertical"
+                android:paddingTop="6dp">
+
+                <TextView
+                    android:id="@+id/statusSession"
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:layout_weight="1"
+                    android:layout_marginStart="8dp"
+                    android:text="Session: —"
+                    android:textColor="@color/brand_text_dark"
+                    android:textSize="13sp" />
+
+                <TextView
+                    android:id="@+id/statusOnline"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:text="Offline"
+                    android:textStyle="bold"
+                    android:layout_marginEnd="8dp"
+                    android:textSize="13sp"
+                    android:textColor="#C62828"
+                    android:paddingStart="12dp"/>
+            </LinearLayout>
+
+        </LinearLayout>
+    </com.google.android.material.card.MaterialCardView>
+
+    <LinearLayout
+        android:id="@+id/primaryActionsRow"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:gravity="center"
+        android:baselineAligned="false"
+        android:layout_marginTop="20dp"
+        app:layout_constraintTop_toBottomOf="@id/headerCard"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toBottomOf="@id/textView" />
+        app:layout_constraintEnd_toEndOf="parent">
 
-    <Button
+        <com.google.android.material.button.MaterialButton
             android:id="@+id/loadButton"
-        android:layout_width="72dp"
+            android:layout_width="0dp"
-        android:layout_height="52dp"
+            android:layout_height="@dimen/pill_height"
-        app:layout_constraintEnd_toEndOf="@id/editText"
+            android:layout_weight="1"
-        app:layout_constraintHorizontal_bias="0.0"
+            android:layout_marginEnd="12dp"
-        app:layout_constraintStart_toStartOf="@id/editText"
+            android:textAllCaps="false"
-        app:layout_constraintTop_toBottomOf="@id/editText" />
+            android:textColor="@android:color/white"
+            app:icon="@drawable/ic_dot_16"
+            app:iconTint="@android:color/white"
+            app:iconPadding="8dp"
+            app:iconGravity="textStart"
+            app:cornerRadius="@dimen/pill_radius"
+            app:backgroundTint="@color/brand_purple"/>
 
-    <Button
+        <com.google.android.material.button.MaterialButton
-        android:id="@+id/uploadButton"
-        android:layout_width="200dp"
-        android:layout_height="42dp"
-        android:layout_marginTop="52dp"
-        app:layout_constraintEnd_toEndOf="@id/editText"
-        app:layout_constraintStart_toStartOf="@id/editText"
-        app:layout_constraintTop_toBottomOf="@id/editText" />
-
-    <Button
-        android:id="@+id/downloadButton"
-        android:layout_width="200dp"
-        android:layout_height="42dp"
-        android:layout_marginTop="92dp"
-        app:layout_constraintEnd_toEndOf="@id/editText"
-        app:layout_constraintStart_toStartOf="@id/editText"
-        app:layout_constraintTop_toBottomOf="@id/editText" />
-
-    <Button
             android:id="@+id/editButton"
-        android:layout_width="72dp"
+            android:layout_width="0dp"
-        android:layout_height="52dp"
+            android:layout_height="@dimen/pill_height"
-        app:layout_constraintEnd_toEndOf="@id/editText"
+            android:layout_weight="1"
-        app:layout_constraintStart_toStartOf="@id/editText"
+            android:layout_marginEnd="12dp"
-        app:layout_constraintTop_toBottomOf="@id/editText" />
+            android:textAllCaps="false"
+            android:textColor="@android:color/white"
+            app:icon="@drawable/ic_dot_16"
+            app:iconTint="@android:color/white"
+            app:iconPadding="8dp"
+            app:iconGravity="textStart"
+            app:cornerRadius="@dimen/pill_radius"
+            app:backgroundTint="@color/brand_purple"/>
 
-    <Button
+        <com.google.android.material.button.MaterialButton
             android:id="@+id/saveButton"
-        android:layout_width="72dp"
+            android:layout_width="0dp"
-        android:layout_height="52dp"
+            android:layout_height="@dimen/pill_height"
-        app:layout_constraintEnd_toEndOf="@id/editText"
+            android:layout_weight="1"
-        app:layout_constraintHorizontal_bias="1.0"
+            android:textAllCaps="false"
-        app:layout_constraintStart_toStartOf="@id/editText"
+            android:textColor="@android:color/white"
-        app:layout_constraintTop_toBottomOf="@id/editText" />
+            app:icon="@drawable/ic_dot_16"
+            app:iconTint="@android:color/white"
+            app:iconPadding="8dp"
+            app:iconGravity="textStart"
+            app:cornerRadius="@dimen/pill_radius"
+            app:backgroundTint="@color/brand_purple"/>
+    </LinearLayout>
+
+    <LinearLayout
+        android:id="@+id/secondaryActionsColumn"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:orientation="vertical"
+        android:layout_marginTop="16dp"
+        app:layout_constraintTop_toBottomOf="@id/primaryActionsRow"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent">
+
+        <com.google.android.material.button.MaterialButton
+            android:id="@+id/uploadButton"
+            style="@style/Widget.MaterialComponents.Button.OutlinedButton"
+            android:layout_width="match_parent"
+            android:layout_height="@dimen/pill_height"
+            android:layout_marginBottom="12dp"
+            android:textAllCaps="false"
+            android:textColor="@color/brand_purple"
+            app:cornerRadius="@dimen/pill_radius"
+            app:strokeColor="@color/brand_purple"
+            app:strokeWidth="@dimen/pill_stroke"
+            app:backgroundTint="@android:color/transparent"/>
+
+        <com.google.android.material.button.MaterialButton
+            android:id="@+id/downloadButton"
+            style="@style/Widget.MaterialComponents.Button.OutlinedButton"
+            android:layout_width="match_parent"
+            android:layout_height="@dimen/pill_height"
+            android:layout_marginBottom="12dp"
+            android:textAllCaps="false"
+            android:textColor="@color/brand_purple"
+            app:cornerRadius="@dimen/pill_radius"
+            app:strokeColor="@color/brand_purple"
+            app:strokeWidth="@dimen/pill_stroke"
+            app:backgroundTint="@android:color/transparent"/>
+
+        <com.google.android.material.button.MaterialButton
+            android:id="@+id/databaseButton"
+            style="@style/Widget.MaterialComponents.Button.OutlinedButton"
+            android:layout_width="match_parent"
+            android:layout_height="@dimen/pill_height"
+            android:textAllCaps="false"
+            android:textColor="@color/brand_purple"
+            app:cornerRadius="@dimen/pill_radius"
+            app:strokeColor="@color/brand_purple"
+            app:strokeWidth="@dimen/pill_stroke"
+            app:backgroundTint="@android:color/transparent"/>
+    </LinearLayout>
 
     <TextView
         android:id="@+id/textView"
-        android:layout_width="348dp"
+        android:layout_width="0dp"
-        android:layout_height="162dp"
+        android:layout_height="wrap_content"
-        app:layout_constraintBottom_toBottomOf="parent"
+        android:layout_marginTop="24dp"
-        app:layout_constraintEnd_toEndOf="parent"
+        android:textStyle="bold"
-        app:layout_constraintHorizontal_bias="0.492"
+        android:textSize="22sp"
+        android:textColor="@color/brand_text_dark"
+        app:layout_constraintTop_toBottomOf="@id/secondaryActionsColumn"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"/>
-        app:layout_constraintVertical_bias="0.307" />
+
+    <androidx.core.widget.NestedScrollView
+        android:id="@+id/questionnaireScroll"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        android:fillViewport="true"
+        android:clipToPadding="false"
+        android:paddingBottom="16dp"
+        app:layout_constraintTop_toBottomOf="@id/textView"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent">
+
+        <LinearLayout
+            android:id="@+id/buttonContainer"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="vertical"
+            android:paddingTop="8dp"/>
+    </androidx.core.widget.NestedScrollView>
 
 </androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/questionnaire_detail_screen.xml

@@ -0,0 +1,62 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/rootQuestionnaireDetail"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical"
+    android:padding="16dp">
+
+    <TextView
+        android:id="@+id/titleQuestionnaireDetail"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:text="Fragen und Antworten"
+        android:textStyle="bold"
+        android:textSize="20sp"
+        android:paddingBottom="8dp" />
+
+    <HorizontalScrollView
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_weight="1"
+        android:fillViewport="true"
+        android:scrollbars="horizontal">
+
+        <ScrollView
+            android:layout_width="wrap_content"
+            android:layout_height="match_parent"
+            android:fillViewport="true"
+            android:scrollbars="vertical">
+
+            <TableLayout
+                android:id="@+id/tableQA"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:stretchColumns="1,2" />
+        </ScrollView>
+    </HorizontalScrollView>
+
+    <TextView
+        android:id="@+id/emptyViewQA"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:text="Keine Fragen vorhanden."
+        android:visibility="gone"
+        android:paddingTop="8dp" />
+
+    <ProgressBar
+        android:id="@+id/progressBarQA"
+        style="?android:attr/progressBarStyle"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center_horizontal"
+        android:paddingTop="8dp"
+        android:paddingBottom="8dp" />
+
+    <Button
+        android:id="@+id/backButtonQA"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:text="Zurück" />
+
+</LinearLayout>

app/src/main/res/layout/radio_question.xml

@@ -5,70 +5,99 @@
     android:id="@+id/main"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context=".MainActivity"
+    tools:context=".MainActivity">
-    tools:layout_editor_absoluteX="11dp"
-    tools:layout_editor_absoluteY="107dp">
 
-    <Button
+    <androidx.constraintlayout.widget.Guideline
+        android:id="@+id/gTop"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        app:layout_constraintGuide_begin="32dp" />
+
+    <com.google.android.material.button.MaterialButton
         android:id="@+id/Qprev"
-        android:tag="previous"
+        android:layout_width="@dimen/nav_btn_size"
-        android:layout_width="130dp"
+        android:layout_height="@dimen/nav_btn_size"
-        android:layout_height="42dp"
+        android:layout_marginStart="20dp"
+        android:layout_marginBottom="16dp"
+        android:text=""
+        android:textAllCaps="false"
+        app:icon="@drawable/ic_chevron_left"
+        app:iconTint="@color/btn_nav_left_icon_tint"
+        app:iconSize="@dimen/nav_icon_size"
+        app:iconPadding="0dp"
+        app:cornerRadius="999dp"
+        app:backgroundTint="@color/btn_nav_left_tint"
+        app:rippleColor="@color/btn_nav_left_ripple"
         app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent" />
-        app:layout_constraintHorizontal_bias="0.056"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.976" />
 
-    <Button
+    <com.google.android.material.button.MaterialButton
         android:id="@+id/Qnext"
-        android:tag="next"
+        android:layout_width="@dimen/nav_btn_size"
-        android:layout_width="130dp"
+        android:layout_height="@dimen/nav_btn_size"
-        android:layout_height="42dp"
+        android:layout_marginEnd="20dp"
+        android:layout_marginBottom="16dp"
+        android:text=""
+        android:textAllCaps="false"
+        app:icon="@drawable/ic_chevron_right"
+        app:iconTint="@color/btn_nav_right_icon_tint"
+        app:iconSize="@dimen/nav_icon_size"
+        app:iconPadding="0dp"
+        app:cornerRadius="999dp"
+        app:backgroundTint="@color/btn_nav_right_tint"
+        app:rippleColor="@color/btn_nav_right_ripple"
         app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintEnd_toEndOf="parent" />
-        app:layout_constraintHorizontal_bias="0.943"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.976" />
-
-    <RadioGroup
-        android:id="@+id/RadioGroup"
-        android:layout_width="323dp"
-        android:layout_height="419dp"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.675" />
 
     <TextView
         android:id="@+id/textView"
         android:layout_width="0dp"
         android:layout_height="wrap_content"
-        android:textAlignment="center"
+        android:gravity="center"
-        android:layout_marginStart="25dp"
+        android:textStyle="bold"
-        android:layout_marginEnd="25dp"
+        android:paddingStart="16dp"
-        app:layout_constraintBottom_toBottomOf="parent"
+        android:paddingEnd="16dp"
-        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/gTop"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintVertical_bias="0.104" />
+        app:layout_constraintWidth_percent="0.9" />
-
 
     <TextView
         android:id="@+id/question"
         android:layout_width="0dp"
         android:layout_height="wrap_content"
-        android:textAlignment="center"
+        android:gravity="center"
         android:textStyle="bold"
-        android:layout_marginStart="25dp"
+        android:paddingStart="16dp"
-        android:layout_marginEnd="25dp"
+        android:paddingEnd="16dp"
-        app:layout_constraintBottom_toBottomOf="parent"
+        android:paddingTop="8dp"
-        app:layout_constraintEnd_toEndOf="parent"
+        android:paddingBottom="8dp"
+        app:layout_constraintTop_toBottomOf="@id/textView"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintVertical_bias="0.188" />
+        app:layout_constraintWidth_percent="0.9" />
+
+    <ScrollView
+        android:id="@+id/radioScroll"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        android:fillViewport="true"
+        android:clipToPadding="false"
+        android:paddingTop="8dp"
+        android:paddingBottom="8dp"
+        app:layout_constraintTop_toBottomOf="@id/question"
+        app:layout_constraintBottom_toTopOf="@id/Qnext"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintWidth_percent="0.80">
+
+        <RadioGroup
+            android:id="@+id/RadioGroup"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="vertical"
+            android:padding="8dp" />
+    </ScrollView>
 
 </androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/string_spinner.xml

@@ -5,68 +5,85 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 
+    <androidx.constraintlayout.widget.Guideline
+        android:id="@+id/gTop"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        app:layout_constraintGuide_begin="32dp" />
+
     <Spinner
         android:id="@+id/string_spinner"
-        android:layout_width="250dp"
+        android:layout_width="0dp"
-        android:layout_height="35dp"
+        android:layout_height="wrap_content"
-        app:layout_constraintBottom_toBottomOf="parent"
+        android:layout_marginTop="16dp"
-        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintWidth_percent="0.70"
-        app:layout_constraintHorizontal_bias="0.498"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.38" />
-
-    <Button
-        android:id="@+id/Qnext"
-        android:layout_width="130dp"
-        android:layout_height="42dp"
-        android:tag="next"
-        app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintHorizontal_bias="0.943"
+        app:layout_constraintTop_toBottomOf="@id/question" />
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.976" />
 
-    <Button
+    <com.google.android.material.button.MaterialButton
         android:id="@+id/Qprev"
-        android:layout_width="130dp"
+        android:layout_width="@dimen/nav_btn_size"
-        android:layout_height="42dp"
+        android:layout_height="@dimen/nav_btn_size"
-        android:tag="previous"
+        android:layout_marginStart="20dp"
+        android:layout_marginBottom="16dp"
+        android:text=""
+        android:textAllCaps="false"
+        app:icon="@drawable/ic_chevron_left"
+        app:iconTint="@color/btn_nav_left_icon_tint"
+        app:iconSize="@dimen/nav_icon_size"
+        app:iconPadding="0dp"
+        app:cornerRadius="999dp"
+        app:backgroundTint="@color/btn_nav_left_tint"
+        app:rippleColor="@color/btn_nav_left_ripple"
         app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent" />
-        app:layout_constraintHorizontal_bias="0.056"
+
-        app:layout_constraintStart_toStartOf="parent"
+    <com.google.android.material.button.MaterialButton
-        app:layout_constraintTop_toTopOf="parent"
+        android:id="@+id/Qnext"
-        app:layout_constraintVertical_bias="0.976" />
+        android:layout_width="@dimen/nav_btn_size"
+        android:layout_height="@dimen/nav_btn_size"
+        android:layout_marginEnd="20dp"
+        android:layout_marginBottom="16dp"
+        android:text=""
+        android:textAllCaps="false"
+        app:icon="@drawable/ic_chevron_right"
+        app:iconTint="@color/btn_nav_right_icon_tint"
+        app:iconSize="@dimen/nav_icon_size"
+        app:iconPadding="0dp"
+        app:cornerRadius="999dp"
+        app:backgroundTint="@color/btn_nav_right_tint"
+        app:rippleColor="@color/btn_nav_right_ripple"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent" />
 
     <TextView
         android:id="@+id/textView"
         android:layout_width="0dp"
         android:layout_height="wrap_content"
-        android:textAlignment="center"
+        android:gravity="center"
-        android:layout_marginStart="25dp"
+        android:textStyle="bold"
-        android:layout_marginEnd="25dp"
+        android:paddingStart="16dp"
-        app:layout_constraintBottom_toBottomOf="parent"
+        android:paddingEnd="16dp"
-        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/gTop"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintVertical_bias="0.104" />
+        app:layout_constraintWidth_percent="0.9" />
 
     <TextView
         android:id="@+id/question"
         android:layout_width="0dp"
         android:layout_height="wrap_content"
-        android:textAlignment="center"
+        android:gravity="center"
         android:textStyle="bold"
-        android:layout_marginStart="25dp"
+        android:paddingStart="16dp"
-        android:layout_marginEnd="25dp"
+        android:paddingEnd="16dp"
-        app:layout_constraintBottom_toBottomOf="parent"
+        android:paddingTop="8dp"
-        app:layout_constraintEnd_toEndOf="parent"
+        android:paddingBottom="8dp"
+        app:layout_constraintTop_toBottomOf="@id/textView"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintVertical_bias="0.188" />
+        app:layout_constraintWidth_percent="0.9" />
-
-
 
 </androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/value_spinner.xml

@@ -5,67 +5,87 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 
+    <androidx.constraintlayout.widget.Guideline
+        android:id="@+id/gTop"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        app:layout_constraintGuide_begin="32dp" />
+
     <Spinner
         android:id="@+id/value_spinner"
-        android:layout_width="250dp"
+        android:layout_width="0dp"
-        android:layout_height="35dp"
+        android:layout_height="wrap_content"
-        app:layout_constraintBottom_toBottomOf="parent"
+        android:layout_marginTop="8dp"
         app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintHorizontal_bias="0.498"
+        app:layout_constraintHorizontal_bias="0.495"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/question"
-        app:layout_constraintVertical_bias="0.38" />
+        app:layout_constraintVertical_bias="0.027"
+        app:layout_constraintWidth_percent="0.70" />
 
-    <Button
+    <com.google.android.material.button.MaterialButton
-        android:id="@+id/Qnext"
-        android:layout_width="130dp"
-        android:layout_height="42dp"
-        android:tag="next"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintHorizontal_bias="0.943"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.976" />
-
-    <Button
         android:id="@+id/Qprev"
-        android:layout_width="130dp"
+        android:layout_width="@dimen/nav_btn_size"
-        android:layout_height="42dp"
+        android:layout_height="@dimen/nav_btn_size"
-        android:tag="previous"
+        android:layout_marginStart="20dp"
+        android:layout_marginBottom="16dp"
+        android:text=""
+        android:textAllCaps="false"
+        app:icon="@drawable/ic_chevron_left"
+        app:iconTint="@color/btn_nav_left_icon_tint"
+        app:iconSize="@dimen/nav_icon_size"
+        app:iconPadding="0dp"
+        app:cornerRadius="999dp"
+        app:backgroundTint="@color/btn_nav_left_tint"
+        app:rippleColor="@color/btn_nav_left_ripple"
         app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent" />
-        app:layout_constraintHorizontal_bias="0.056"
+
-        app:layout_constraintStart_toStartOf="parent"
+    <com.google.android.material.button.MaterialButton
-        app:layout_constraintTop_toTopOf="parent"
+        android:id="@+id/Qnext"
-        app:layout_constraintVertical_bias="0.976" />
+        android:layout_width="@dimen/nav_btn_size"
+        android:layout_height="@dimen/nav_btn_size"
+        android:layout_marginEnd="20dp"
+        android:layout_marginBottom="16dp"
+        android:text=""
+        android:textAllCaps="false"
+        app:icon="@drawable/ic_chevron_right"
+        app:iconTint="@color/btn_nav_right_icon_tint"
+        app:iconSize="@dimen/nav_icon_size"
+        app:iconPadding="0dp"
+        app:cornerRadius="999dp"
+        app:backgroundTint="@color/btn_nav_right_tint"
+        app:rippleColor="@color/btn_nav_right_ripple"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent" />
 
     <TextView
         android:id="@+id/textView"
         android:layout_width="0dp"
         android:layout_height="wrap_content"
-        android:textAlignment="center"
+        android:gravity="center"
-        android:layout_marginStart="25dp"
+        android:textStyle="bold"
-        android:layout_marginEnd="25dp"
+        android:paddingStart="16dp"
-        app:layout_constraintBottom_toBottomOf="parent"
+        android:paddingEnd="16dp"
-        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/gTop"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintVertical_bias="0.104" />
+        app:layout_constraintWidth_percent="0.9" />
 
     <TextView
         android:id="@+id/question"
         android:layout_width="0dp"
         android:layout_height="wrap_content"
-        android:textAlignment="center"
+        android:gravity="center"
         android:textStyle="bold"
-        android:layout_marginStart="25dp"
+        android:paddingStart="16dp"
-        android:layout_marginEnd="25dp"
+        android:paddingEnd="16dp"
-        app:layout_constraintBottom_toBottomOf="parent"
+        android:paddingTop="8dp"
-        app:layout_constraintEnd_toEndOf="parent"
+        android:paddingBottom="8dp"
+        app:layout_constraintTop_toBottomOf="@id/textView"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintVertical_bias="0.188" />
+        app:layout_constraintWidth_percent="0.9" />
-
 
 </androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/values/colors.xml

@@ -2,4 +2,8 @@
 <resources>
     <color name="black">#FF000000</color>
     <color name="white">#FFFFFFFF</color>
+    <color name="brand_purple">#6E56CF</color>
+    <color name="brand_text_dark">#2D2748</color>
+    <color name="brand_surface">#FFFFFFFF</color>
+    <color name="brand_stroke">#D8D1F0</color>
 </resources>

app/src/main/res/values/dimens.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <dimen name="nav_btn_size">64dp</dimen>
+    <dimen name="nav_icon_size">28dp</dimen>
+    <dimen name="finish_btn_width">200dp</dimen>
+    <dimen name="pill_height">48dp</dimen>
+    <dimen name="pill_radius">28dp</dimen>
+    <dimen name="pill_stroke">2dp</dimen>
+</resources>