diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 5799b92..ac4b862 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -56,10 +56,6 @@ android {
 
 dependencies {
 
-    implementation(libs.androidx.core.ktx)
-    implementation(libs.androidx.tracing)
-    implementation(libs.androidx.appcompat)
-    implementation(libs.material)
     implementation(libs.androidx.uiautomator) {
         exclude(group = "junit", module = "junit")
     }
diff --git a/app/src/main/res/values-night/themes.xml b/app/src/main/res/values-night/themes.xml
deleted file mode 100644
index d6b63cc..0000000
--- a/app/src/main/res/values-night/themes.xml
+++ /dev/null
@@ -1,16 +0,0 @@
-<resources xmlns:tools="http://schemas.android.com/tools">
-    <!-- Base application theme. -->
-    <style name="Theme.Mobilenextclipboard" parent="Theme.MaterialComponents.DayNight.DarkActionBar">
-        <!-- Primary brand color. -->
-        <item name="colorPrimary">@color/purple_200</item>
-        <item name="colorPrimaryVariant">@color/purple_700</item>
-        <item name="colorOnPrimary">@color/black</item>
-        <!-- Secondary brand color. -->
-        <item name="colorSecondary">@color/teal_200</item>
-        <item name="colorSecondaryVariant">@color/teal_200</item>
-        <item name="colorOnSecondary">@color/black</item>
-        <!-- Status bar color. -->
-        <item name="android:statusBarColor">?attr/colorPrimaryVariant</item>
-        <!-- Customize your theme here. -->
-    </style>
-</resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/themes.xml b/app/src/main/res/values/themes.xml
index be6239d..e51b2de 100644
--- a/app/src/main/res/values/themes.xml
+++ b/app/src/main/res/values/themes.xml
@@ -1,16 +1,4 @@
-<resources xmlns:tools="http://schemas.android.com/tools">
-    <!-- Base application theme. -->
-    <style name="Theme.Mobilenextclipboard" parent="Theme.MaterialComponents.DayNight.DarkActionBar">
-        <!-- Primary brand color. -->
-        <item name="colorPrimary">@color/purple_500</item>
-        <item name="colorPrimaryVariant">@color/purple_700</item>
-        <item name="colorOnPrimary">@color/white</item>
-        <!-- Secondary brand color. -->
-        <item name="colorSecondary">@color/teal_200</item>
-        <item name="colorSecondaryVariant">@color/teal_700</item>
-        <item name="colorOnSecondary">@color/black</item>
-        <!-- Status bar color. -->
-        <item name="android:statusBarColor">?attr/colorPrimaryVariant</item>
-        <!-- Customize your theme here. -->
-    </style>
-</resources>
\ No newline at end of file
+<resources>
+    <!-- Headless instrumentation app: no UI, so a zero-cost framework theme is enough. -->
+    <style name="Theme.Mobilenextclipboard" parent="@android:style/Theme.Material.Light.NoActionBar" />
+</resources>