Make reader spinner colors a bit more consistent

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

@@ -30,6 +30,7 @@
             android:layout_height="wrap_content"
             android:paddingStart="16dp"
             android:paddingEnd="16dp"
+            android:textColor="?android:attr/textColorSecondary"
             android:text="@string/pref_show_page_number" />
 
         <com.google.android.material.switchmaterial.SwitchMaterial
@@ -38,15 +39,17 @@
             android:layout_height="wrap_content"
             android:paddingStart="16dp"
             android:paddingEnd="16dp"
+            android:textColor="?android:attr/textColorSecondary"
             android:text="@string/pref_fullscreen" />
 
         <com.google.android.material.switchmaterial.SwitchMaterial
             android:id="@+id/cutout_short"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:text="@string/pref_cutout_short"
             android:paddingStart="16dp"
             android:paddingEnd="16dp"
+            android:textColor="?android:attr/textColorSecondary"
+            android:text="@string/pref_cutout_short"
             android:visibility="gone"
             tools:visibility="visible" />
 
@@ -56,6 +59,7 @@
             android:layout_height="wrap_content"
             android:paddingStart="16dp"
             android:paddingEnd="16dp"
+            android:textColor="?android:attr/textColorSecondary"
             android:text="@string/pref_keep_screen_on" />
 
         <com.google.android.material.switchmaterial.SwitchMaterial
@@ -64,6 +68,7 @@
             android:layout_height="wrap_content"
             android:paddingStart="16dp"
             android:paddingEnd="16dp"
+            android:textColor="?android:attr/textColorSecondary"
             android:text="@string/pref_read_with_long_tap" />
 
         <com.google.android.material.switchmaterial.SwitchMaterial
@@ -72,6 +77,7 @@
             android:layout_height="wrap_content"
             android:paddingStart="16dp"
             android:paddingEnd="16dp"
+            android:textColor="?android:attr/textColorSecondary"
             android:text="@string/pref_always_show_chapter_transition" />
 
         <com.google.android.material.switchmaterial.SwitchMaterial
@@ -80,6 +86,7 @@
             android:layout_height="wrap_content"
             android:paddingStart="16dp"
             android:paddingEnd="16dp"
+            android:textColor="?android:attr/textColorSecondary"
             android:text="@string/pref_page_transitions" />
 
     </LinearLayout>

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

@@ -49,15 +49,17 @@
         android:layout_height="wrap_content"
         android:paddingStart="16dp"
         android:paddingEnd="16dp"
+        android:textColor="?android:attr/textColorSecondary"
         android:text="@string/pref_crop_borders" />
 
     <com.google.android.material.switchmaterial.SwitchMaterial
         android:id="@+id/dual_page_split"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:text="@string/pref_dual_page_split"
         android:paddingStart="16dp"
-        android:paddingEnd="16dp" />
+        android:paddingEnd="16dp"
+        android:textColor="?android:attr/textColorSecondary"
+        android:text="@string/pref_dual_page_split" />
 
     <com.google.android.material.switchmaterial.SwitchMaterial
         android:id="@+id/dual_page_invert"
@@ -65,6 +67,7 @@
         android:layout_height="wrap_content"
         android:paddingStart="16dp"
         android:paddingEnd="16dp"
+        android:textColor="?android:attr/textColorSecondary"
         android:text="@string/pref_dual_page_invert"
         android:visibility="gone"
         tools:visibility="visible" />

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

@@ -40,9 +40,10 @@
         android:id="@+id/crop_borders_webtoon"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:text="@string/pref_crop_borders"
         android:paddingStart="16dp"
-        android:paddingEnd="16dp" />
+        android:paddingEnd="16dp"
+        android:textColor="?android:attr/textColorSecondary"
+        android:text="@string/pref_crop_borders" />
 
     <com.google.android.material.switchmaterial.SwitchMaterial
         android:id="@+id/dual_page_split"
@@ -50,6 +51,7 @@
         android:layout_height="wrap_content"
         android:paddingStart="16dp"
         android:paddingEnd="16dp"
+        android:textColor="?android:attr/textColorSecondary"
         android:text="@string/pref_dual_page_split" />
 
     <com.google.android.material.switchmaterial.SwitchMaterial
@@ -58,6 +60,7 @@
         android:paddingStart="16dp"
         android:paddingEnd="16dp"
         android:layout_height="wrap_content"
+        android:textColor="?android:attr/textColorSecondary"
         android:text="@string/pref_dual_page_invert"
         android:visibility="gone"
         tools:visibility="visible" />

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

@@ -15,7 +15,7 @@
         android:layout_height="wrap_content"
         android:ellipsize="end"
         android:maxLines="1"
-        android:textColor="?android:attr/textColorPrimary"
+        android:textColor="?android:attr/textColorSecondary"
         android:paddingEnd="8dp"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintStart_toStartOf="parent"
@@ -30,7 +30,7 @@
         android:layout_width="0dp"
         android:layout_height="wrap_content"
         android:maxLines="1"
-        android:textColor="?android:attr/textColorSecondary"
+        android:textColor="?android:attr/textColorPrimary"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toStartOf="@+id/dropdown_caret"
         app:layout_constraintHorizontal_bias="0.0"