Fix unreadable sheet tab text in light blue theme

app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/browse/BrowseSourceController.kt

@@ -394,13 +394,13 @@ open class BrowseSourceController(bundle: Bundle) :
             val actions = emptyList<EmptyView.Action>().toMutableList()
 
             if (presenter.source is LocalSource) {
-                actions += EmptyView.Action(R.string.local_source_help_guide, View.OnClickListener { openLocalSourceHelpGuide() })
+                actions += EmptyView.Action(R.string.local_source_help_guide) { openLocalSourceHelpGuide() }
             } else {
                 actions += EmptyView.Action(R.string.action_retry, retryAction)
             }
 
             if (presenter.source is HttpSource) {
-                actions += EmptyView.Action(R.string.action_open_in_web_view, View.OnClickListener { openInWebView() })
+                actions += EmptyView.Action(R.string.action_open_in_web_view) { openInWebView() }
             }
 
             binding.emptyView.show(message, actions)

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

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Based on mtrl_tabs_icon_color_selector_colored.
+
+  Ensures visibility on top of the background color.
+-->
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:color="?attr/colorOnBackground" android:state_selected="true"/>
+    <item android:alpha="0.60" android:color="?attr/colorOnBackground"/>
+</selector>

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

@@ -21,6 +21,7 @@
             app:layout_constraintEnd_toStartOf="@+id/menu"
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toTopOf="parent"
+            app:tabTextColor="@color/tabs_selector_background"
             app:tabGravity="fill"
             app:tabMode="fixed" />