diff --git a/app/src/main/java/com/example/lostmyphone/MainActivity.kt b/app/src/main/java/com/example/lostmyphone/MainActivity.kt
index ed67505..6123068 100644
--- a/app/src/main/java/com/example/lostmyphone/MainActivity.kt
+++ b/app/src/main/java/com/example/lostmyphone/MainActivity.kt
@@ -4,7 +4,6 @@ import android.Manifest
 import android.app.NotificationManager
 import android.content.Intent
 import android.content.pm.PackageManager
-import android.graphics.Color
 import android.os.Build
 import android.os.Bundle
 import android.provider.Settings
@@ -155,7 +154,9 @@ class MainActivity : AppCompatActivity() {
         } else {
             getString(R.string.dnd_status_denied)
         }
-        tvDnd.setTextColor(if (dndGranted) Color.parseColor("#4CAF50") else Color.parseColor("#F44336"))
+        tvDnd.setTextColor(
+            ContextCompat.getColor(this, if (dndGranted) R.color.status_good else R.color.status_bad)
+        )
 
         tvStatus.text = buildString {
             append("RECEIVE_SMS: ${if (isSmsGranted()) "granted" else "NOT granted"}\n")
diff --git a/app/src/main/res/drawable/bg_input.xml b/app/src/main/res/drawable/bg_input.xml
new file mode 100644
index 0000000..48fbe0f
--- /dev/null
+++ b/app/src/main/res/drawable/bg_input.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+    <solid android:color="@color/surface_variant" />
+    <corners android:radius="14dp" />
+</shape>
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index 47c1bef..636e170 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -1,7 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
 <ScrollView 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:background="@color/bg"
     android:fillViewport="true">
 
     <LinearLayout
@@ -10,93 +12,170 @@
         android:orientation="vertical"
         android:padding="20dp">
 
+        <!-- Title -->
         <TextView
-            android:id="@+id/tvStatusHeader"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:layout_marginBottom="8dp"
-            android:text="Permission Status"
-            android:textSize="20sp"
-            android:textStyle="bold" />
-
-        <TextView
-            android:id="@+id/tvStatus"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:textSize="15sp" />
-
-        <View
-            android:layout_width="match_parent"
-            android:layout_height="1dp"
-            android:layout_marginTop="16dp"
-            android:layout_marginBottom="16dp"
-            android:background="#44000000" />
-
-        <TextView
-            android:id="@+id/tvDndHeader"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_marginBottom="8dp"
-            android:text="Do Not Disturb Override (Critical)"
-            android:textSize="18sp"
-            android:textStyle="bold" />
-
-        <TextView
-            android:id="@+id/tvDnd"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:textSize="16sp"
-            android:textStyle="bold" />
-
-        <TextView
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
             android:layout_marginTop="8dp"
-            android:text="@string/dnd_explanation"
+            android:text="@string/app_name"
+            android:textColor="@color/on_surface"
+            android:textSize="28sp"
+            android:textStyle="bold" />
+
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginBottom="20dp"
+            android:text="@string/tagline"
+            android:textColor="@color/on_surface_muted"
             android:textSize="14sp" />
 
-        <Button
-            android:id="@+id/btnDndSettings"
+        <!-- Do Not Disturb card -->
+        <com.google.android.material.card.MaterialCardView
+            android:id="@+id/cardDnd"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:layout_marginTop="16dp"
-            android:text="@string/btn_dnd_settings" />
+            android:layout_marginBottom="16dp">
 
-        <Button
-            android:id="@+id/btnSmsSettings"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:layout_marginTop="8dp"
-            android:text="@string/btn_sms_settings" />
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:orientation="vertical"
+                android:padding="18dp">
 
-        <Button
-            android:id="@+id/btnGrantNotifications"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:layout_marginTop="8dp"
-            android:text="@string/btn_notifications" />
+                <TextView
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:letterSpacing="0.08"
+                    android:text="@string/label_dnd"
+                    android:textAllCaps="true"
+                    android:textColor="@color/on_surface_muted"
+                    android:textSize="12sp"
+                    android:textStyle="bold" />
 
-        <Button
-            android:id="@+id/btnSettings"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:layout_marginTop="24dp"
-            android:text="@string/btn_settings" />
+                <TextView
+                    android:id="@+id/tvDnd"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="6dp"
+                    android:textSize="17sp"
+                    android:textStyle="bold" />
 
-        <Button
-            android:id="@+id/btnTestRing"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:layout_marginTop="8dp"
-            android:backgroundTint="#C62828"
-            android:text="@string/btn_test_ring" />
+                <TextView
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="6dp"
+                    android:text="@string/dnd_explanation"
+                    android:textColor="@color/on_surface_muted"
+                    android:textSize="13sp" />
 
-        <TextView
+                <Button
+                    android:id="@+id/btnDndSettings"
+                    style="@style/Widget.Material3.Button.TonalButton"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="14dp"
+                    android:text="@string/btn_dnd_settings" />
+            </LinearLayout>
+        </com.google.android.material.card.MaterialCardView>
+
+        <!-- Permissions card -->
+        <com.google.android.material.card.MaterialCardView
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:layout_marginTop="24dp"
-            android:text="@string/commands_help"
-            android:textSize="13sp" />
+            android:layout_marginBottom="16dp">
+
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:orientation="vertical"
+                android:padding="18dp">
+
+                <TextView
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:letterSpacing="0.08"
+                    android:text="@string/tv_permissions_header"
+                    android:textAllCaps="true"
+                    android:textColor="@color/on_surface_muted"
+                    android:textSize="12sp"
+                    android:textStyle="bold" />
+
+                <TextView
+                    android:id="@+id/tvStatus"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="6dp"
+                    android:lineSpacingExtra="3dp"
+                    android:textColor="@color/on_surface"
+                    android:textSize="14sp" />
+
+                <Button
+                    android:id="@+id/btnSmsSettings"
+                    style="@style/Widget.Material3.Button.TonalButton"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="14dp"
+                    android:text="@string/btn_sms_settings" />
+
+                <Button
+                    android:id="@+id/btnGrantNotifications"
+                    style="@style/Widget.Material3.Button.TonalButton"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="8dp"
+                    android:text="@string/btn_notifications" />
+            </LinearLayout>
+        </com.google.android.material.card.MaterialCardView>
+
+        <!-- Ring controls card -->
+        <com.google.android.material.card.MaterialCardView
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content">
+
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:orientation="vertical"
+                android:padding="18dp">
+
+                <TextView
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:letterSpacing="0.08"
+                    android:text="@string/tv_ring_header"
+                    android:textAllCaps="true"
+                    android:textColor="@color/on_surface_muted"
+                    android:textSize="12sp"
+                    android:textStyle="bold" />
+
+                <TextView
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="6dp"
+                    android:text="@string/commands_help"
+                    android:textColor="@color/on_surface_muted"
+                    android:textSize="13sp" />
+
+                <Button
+                    android:id="@+id/btnSettings"
+                    style="@style/Widget.Material3.Button.TonalButton"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="14dp"
+                    android:text="@string/btn_settings" />
+
+                <Button
+                    android:id="@+id/btnTestRing"
+                    style="@style/Widget.Material3.Button"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="8dp"
+                    android:backgroundTint="@color/status_bad"
+                    android:textColor="@color/on_accent"
+                    android:text="@string/btn_test_ring" />
+            </LinearLayout>
+        </com.google.android.material.card.MaterialCardView>
 
     </LinearLayout>
 </ScrollView>
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_settings.xml b/app/src/main/res/layout/activity_settings.xml
index 4eb1b52..5effefa 100644
--- a/app/src/main/res/layout/activity_settings.xml
+++ b/app/src/main/res/layout/activity_settings.xml
@@ -1,7 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
 <ScrollView 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:background="@color/bg"
     android:fillViewport="true">
 
     <LinearLayout
@@ -10,166 +12,206 @@
         android:orientation="vertical"
         android:padding="20dp">
 
+        <!-- Title -->
         <TextView
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:layout_marginBottom="8dp"
+            android:layout_marginTop="8dp"
             android:text="@string/settings_header"
-            android:textSize="20sp"
+            android:textColor="@color/on_surface"
+            android:textSize="24sp"
             android:textStyle="bold" />
 
         <TextView
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:layout_marginBottom="16dp"
+            android:layout_marginBottom="20dp"
             android:text="@string/settings_subtitle"
+            android:textColor="@color/on_surface_muted"
             android:textSize="14sp" />
 
-        <!-- Trigger phrase -->
-        <TextView
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_marginBottom="6dp"
-            android:text="@string/label_trigger"
-            android:textSize="16sp"
-            android:textStyle="bold" />
-
-        <EditText
-            android:id="@+id/etTrigger"
+        <!-- Trigger card -->
+        <com.google.android.material.card.MaterialCardView
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:inputType="text"
-            android:hint="@string/hint_trigger"
-            android:maxLines="1" />
+            android:layout_marginBottom="16dp">
 
-        <TextView
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_marginTop="4dp"
-            android:text="@string/label_trigger_note"
-            android:textSize="12sp" />
-
-        <View
-            android:layout_width="match_parent"
-            android:layout_height="1dp"
-            android:layout_marginTop="20dp"
-            android:layout_marginBottom="20dp"
-            android:background="#44000000" />
-
-        <!-- Sound -->
-        <TextView
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_marginBottom="6dp"
-            android:text="@string/label_sound"
-            android:textSize="16sp"
-            android:textStyle="bold" />
-
-        <RadioGroup
-            android:id="@+id/rgSound"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:orientation="vertical">
-
-            <RadioButton
-                android:id="@+id/rdbRingtone"
-                android:layout_width="wrap_content"
+            <LinearLayout
+                android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                android:text="@string/rdb_ringtone" />
+                android:orientation="vertical"
+                android:padding="18dp">
 
-            <RadioButton
-                android:id="@+id/rdbSong"
-                android:layout_width="wrap_content"
+                <TextView
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:letterSpacing="0.08"
+                    android:text="@string/card_trigger"
+                    android:textAllCaps="true"
+                    android:textColor="@color/on_surface_muted"
+                    android:textSize="12sp"
+                    android:textStyle="bold" />
+
+                <EditText
+                    android:id="@+id/etTrigger"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="10dp"
+                    android:background="@drawable/bg_input"
+                    android:hint="@string/hint_trigger"
+                    android:inputType="text"
+                    android:maxLines="1"
+                    android:padding="14dp"
+                    android:textColor="@color/on_surface"
+                    android:textColorHint="@color/on_surface_muted"
+                    android:textSize="15sp" />
+
+                <TextView
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="8dp"
+                    android:text="@string/label_trigger_note"
+                    android:textColor="@color/on_surface_muted"
+                    android:textSize="12sp" />
+            </LinearLayout>
+        </com.google.android.material.card.MaterialCardView>
+
+        <!-- Sound card -->
+        <com.google.android.material.card.MaterialCardView
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginBottom="16dp">
+
+            <LinearLayout
+                android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                android:text="@string/rdb_song" />
-        </RadioGroup>
+                android:orientation="vertical"
+                android:padding="18dp">
 
-        <Button
-            android:id="@+id/btnPickRingtone"
+                <TextView
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:letterSpacing="0.08"
+                    android:text="@string/card_sound"
+                    android:textAllCaps="true"
+                    android:textColor="@color/on_surface_muted"
+                    android:textSize="12sp"
+                    android:textStyle="bold" />
+
+                <RadioGroup
+                    android:id="@+id/rgSound"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="8dp"
+                    android:orientation="vertical">
+
+                    <RadioButton
+                        android:id="@+id/rdbRingtone"
+                        android:layout_width="wrap_content"
+                        android:layout_height="wrap_content"
+                        android:text="@string/rdb_ringtone"
+                        android:textColor="@color/on_surface"
+                        android:textSize="15sp" />
+
+                    <RadioButton
+                        android:id="@+id/rdbSong"
+                        android:layout_width="wrap_content"
+                        android:layout_height="wrap_content"
+                        android:text="@string/rdb_song"
+                        android:textColor="@color/on_surface"
+                        android:textSize="15sp" />
+                </RadioGroup>
+
+                <Button
+                    android:id="@+id/btnPickRingtone"
+                    style="@style/Widget.Material3.Button.TonalButton"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="12dp"
+                    android:text="@string/btn_pick_ringtone" />
+
+                <Button
+                    android:id="@+id/btnPickSong"
+                    style="@style/Widget.Material3.Button.TonalButton"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="8dp"
+                    android:text="@string/btn_pick_song" />
+
+                <TextView
+                    android:id="@+id/tvSelectedSound"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="10dp"
+                    android:textColor="@color/on_surface_muted"
+                    android:textSize="13sp" />
+            </LinearLayout>
+        </com.google.android.material.card.MaterialCardView>
+
+        <!-- Timing card -->
+        <com.google.android.material.card.MaterialCardView
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:layout_marginTop="12dp"
-            android:text="@string/btn_pick_ringtone" />
+            android:layout_marginBottom="16dp">
 
-        <Button
-            android:id="@+id/btnPickSong"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:layout_marginTop="8dp"
-            android:text="@string/btn_pick_song" />
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:orientation="vertical"
+                android:padding="18dp">
 
-        <TextView
-            android:id="@+id/tvSelectedSound"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:layout_marginTop="8dp"
-            android:textSize="13sp" />
+                <TextView
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:letterSpacing="0.08"
+                    android:text="@string/card_timing"
+                    android:textAllCaps="true"
+                    android:textColor="@color/on_surface_muted"
+                    android:textSize="12sp"
+                    android:textStyle="bold" />
 
-        <View
-            android:layout_width="match_parent"
-            android:layout_height="1dp"
-            android:layout_marginTop="20dp"
-            android:layout_marginBottom="20dp"
-            android:background="#44000000" />
+                <TextView
+                    android:id="@+id/tvDurationValue"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="10dp"
+                    android:textColor="@color/on_surface"
+                    android:textSize="15sp" />
 
-        <!-- Duration -->
-        <TextView
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_marginBottom="6dp"
-            android:text="@string/label_duration"
-            android:textSize="16sp"
-            android:textStyle="bold" />
+                <SeekBar
+                    android:id="@+id/sbDuration"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content" />
 
-        <TextView
-            android:id="@+id/tvDurationValue"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:textSize="16sp" />
+                <TextView
+                    android:id="@+id/tvVolumeValue"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="8dp"
+                    android:textColor="@color/on_surface"
+                    android:textSize="15sp" />
 
-        <SeekBar
-            android:id="@+id/sbDuration"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content" />
+                <SeekBar
+                    android:id="@+id/sbVolume"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content" />
 
-        <TextView
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:text="@string/label_duration_range"
-            android:textSize="12sp" />
-
-        <!-- Volume -->
-        <TextView
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_marginTop="20dp"
-            android:layout_marginBottom="6dp"
-            android:text="@string/label_volume"
-            android:textSize="16sp"
-            android:textStyle="bold" />
-
-        <TextView
-            android:id="@+id/tvVolumeValue"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:textSize="16sp" />
-
-        <SeekBar
-            android:id="@+id/sbVolume"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content" />
-
-        <TextView
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:text="@string/label_volume_range"
-            android:textSize="12sp" />
+                <TextView
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:text="@string/label_duration_range"
+                    android:textColor="@color/on_surface_muted"
+                    android:textSize="12sp" />
+            </LinearLayout>
+        </com.google.android.material.card.MaterialCardView>
 
         <Button
             android:id="@+id/btnSave"
+            style="@style/Widget.Material3.Button"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:layout_marginTop="24dp"
+            android:backgroundTint="@color/accent"
+            android:textColor="@color/on_accent"
             android:text="@string/btn_save_settings" />
 
     </LinearLayout>
diff --git a/app/src/main/res/values/colors.xml b/app/src/main/res/values/colors.xml
index 04b6721..e1c7c2a 100644
--- a/app/src/main/res/values/colors.xml
+++ b/app/src/main/res/values/colors.xml
@@ -1,6 +1,17 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-    <color name="primary">#1A73E8</color>
-    <color name="primary_variant">#174EA6</color>
-    <color name="white">#FFFFFF</color>
+    <color name="bg">#0F0F13</color>
+    <color name="surface">#1A1A21</color>
+    <color name="surface_variant">#23232C</color>
+    <color name="on_surface">#F2F2F5</color>
+    <color name="on_surface_muted">#8F8F9C</color>
+    <color name="outline">#2C2C35</color>
+    <color name="accent">#7C7CF0</color>
+    <color name="on_accent">#101016</color>
+    <color name="status_good">#3FB98A</color>
+    <color name="status_bad">#E5534B</color>
+
+    <color name="primary">@color/accent</color>
+    <color name="primary_variant">@color/accent</color>
+    <color name="white">@color/on_surface</color>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 99ec568..edcd5f3 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -2,6 +2,11 @@
 <resources>
     <string name="app_name">Lost My Phone</string>
 
+    <string name="tagline">Find your phone with an SMS</string>
+    <string name="label_dnd">Do Not Disturb</string>
+    <string name="tv_permissions_header">Permissions</string>
+    <string name="tv_ring_header">Ring</string>
+
     <string name="channel_name">Ring Playback</string>
     <string name="channel_description">Media playback channel for ring-alert playback</string>
 
@@ -37,6 +42,10 @@
     <string name="settings_header">Ring Settings</string>
     <string name="settings_subtitle">Control the SMS trigger, the sound it plays, and how long it rings.</string>
 
+    <string name="card_trigger">Trigger</string>
+    <string name="card_sound">Sound</string>
+    <string name="card_timing">Timing</string>
+
     <string name="label_trigger">Trigger phrase (SMS content)</string>
     <string name="hint_trigger">e.g. RING_NOW</string>
     <string name="label_trigger_note">An incoming SMS containing exactly this text (case-insensitive, trimmed) triggers the ring.</string>
diff --git a/app/src/main/res/values/themes.xml b/app/src/main/res/values/themes.xml
index 45f565a..7e5c400 100644
--- a/app/src/main/res/values/themes.xml
+++ b/app/src/main/res/values/themes.xml
@@ -1,8 +1,31 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-    <style name="Theme.LostMyPhone" parent="Theme.MaterialComponents.DayNight.DarkActionBar">
-        <item name="colorPrimary">@color/primary</item>
-        <item name="colorPrimaryVariant">@color/primary_variant</item>
-        <item name="colorOnPrimary">@color/white</item>
+    <style name="Theme.LostMyPhone" parent="Theme.Material3.Dark.NoActionBar">
+        <item name="colorPrimary">@color/accent</item>
+        <item name="colorOnPrimary">@color/on_accent</item>
+        <item name="colorPrimaryContainer">@color/accent</item>
+        <item name="colorOnPrimaryContainer">@color/on_accent</item>
+
+        <item name="colorSecondary">@color/accent</item>
+        <item name="colorOnSecondary">@color/on_accent</item>
+
+        <item name="android:colorBackground">@color/bg</item>
+        <item name="colorSurface">@color/bg</item>
+        <item name="colorOnSurface">@color/on_surface</item>
+        <item name="colorOnSurfaceVariant">@color/on_surface_muted</item>
+        <item name="colorOutline">@color/outline</item>
+
+        <item name="android:statusBarColor">@color/bg</item>
+        <item name="android:navigationBarColor">@color/bg</item>
+        <item name="android:windowBackground">@color/bg</item>
+
+        <item name="materialCardViewStyle">@style/Widget.LostMyPhone.Card</item>
+    </style>
+
+    <style name="Widget.LostMyPhone.Card" parent="Widget.Material3.CardView.Filled">
+        <item name="cardBackgroundColor">@color/surface</item>
+        <item name="cardCornerRadius">20dp</item>
+        <item name="cardElevation">0dp</item>
+        <item name="strokeWidth">0dp</item>
     </style>
 </resources>
\ No newline at end of file