なんかもう全部変えた

app/src/main/java/one/nem/lacerta/MainActivity.java

@@ -45,6 +45,9 @@ public class MainActivity extends AppCompatActivity {
         }
 
         // Set navigation bar color
-        getWindow().setNavigationBarColor(ContextCompat.getColor(this, one.nem.lacerta.shared.ui.R.color.colorSurfaceVariant));
+        getWindow().setNavigationBarColor(ContextCompat.getColor(this, one.nem.lacerta.shared.ui.R.color.colorSecondaryContainer));
+
+        // Set status bar color
+        getWindow().setStatusBarColor(ContextCompat.getColor(this, one.nem.lacerta.shared.ui.R.color.colorSurface));
     }
 }

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

@@ -24,6 +24,11 @@
         android:id="@+id/bottom_nav"
         android:layout_width="0dp"
         android:layout_height="wrap_content"
+        android:background="@color/colorSecondaryContainer"
+        app:itemIconTint="@color/colorOnSecondaryContainer"
+        app:itemTextColor="@color/colorOnSecondaryContainer"
+        app:itemActiveIndicatorStyle="@style/Lacerta.Custom.Indicator"
+        app:labelVisibilityMode="selected"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"

feature/home/src/main/java/one/nem/lacerta/feature/home/HomeTopFragment.java

@@ -12,11 +12,13 @@ import android.view.ViewGroup;
 import androidx.appcompat.app.ActionBarDrawerToggle;
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.appcompat.widget.Toolbar;
+import androidx.core.content.ContextCompat;
 import androidx.drawerlayout.widget.DrawerLayout;
 import androidx.fragment.app.Fragment;
 import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
 
+import com.google.android.material.appbar.AppBarLayout;
 import com.google.android.material.appbar.CollapsingToolbarLayout;
 
 import java.util.ArrayList;
@@ -121,6 +123,24 @@ public class HomeTopFragment extends Fragment {
 
         // Set the title of the CollapsingToolbarLayout
         collapsingToolbarLayout.setTitle("Lacerta");
+
+        AppBarLayout appBarLayout = view.findViewById(R.id.app_bar_layout);
+        appBarLayout.addOnOffsetChangedListener(new AppBarLayout.OnOffsetChangedListener() {
+            @Override
+            public void onOffsetChanged(AppBarLayout appBarLayout, int verticalOffset) {
+                if (Math.abs(verticalOffset) == appBarLayout.getTotalScrollRange()) {
+                    // Collapsed
+                    getActivity().getWindow().setStatusBarColor(ContextCompat.getColor(getActivity(), one.nem.lacerta.shared.ui.R.color.colorSecondaryContainer));
+                } else if (verticalOffset == 0) {
+                    // Expanded
+                    getActivity().getWindow().setStatusBarColor(ContextCompat.getColor(getActivity(), one.nem.lacerta.shared.ui.R.color.colorSurface));
+                } else {
+                    // Somewhere in between
+                    // Here you can add a color transition if you want
+                }
+            }
+        });
+
     }
 
 String pageTitle;

feature/home/src/main/res/layout/fragment_home_top.xml

@@ -1,18 +1,22 @@
 <FrameLayout 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:background="@color/colorSurface">
 
     <androidx.coordinatorlayout.widget.CoordinatorLayout
         android:layout_width="match_parent"
         android:layout_height="match_parent">
 
         <com.google.android.material.appbar.AppBarLayout
+            android:id="@+id/app_bar_layout"
             android:layout_width="match_parent"
             android:layout_height="wrap_content">
 
             <com.google.android.material.appbar.CollapsingToolbarLayout
                 android:id="@+id/collapsing_toolbar"
+                app:contentScrim="@color/colorSecondaryContainer"
+                android:background="@color/colorSurface"
                 android:layout_width="match_parent"
                 android:layout_height="160dp"
                 android:fitsSystemWindows="true"

shared/ui/src/main/res/values-night-v27/themes.xml

@@ -30,6 +30,7 @@
         <item name="colorOnBackground">@color/colorOnBackground</item>
 
         <item name="android:windowLightNavigationBar">false</item>
+        <item name="android:windowLightStatusBar">false</item>
 
     </style>
 </resources>

shared/ui/src/main/res/values-night-v31/colors.xml

@@ -25,4 +25,7 @@
     <color name="colorSurfaceVariant">@color/material_dynamic_neutral_variant90</color>
     <color name="colorOnSurfaceVariant">@color/material_dynamic_neutral_variant30</color>
     <color name="colorSurfaceInverse">@color/material_dynamic_neutral20</color>
+
+    <!-- indicator icon background -->
+    <color name="colorIndicator">@color/material_dynamic_secondary70</color>
 </resources>

shared/ui/src/main/res/values-notnight-v31/colors.xml

@@ -24,4 +24,7 @@
     <color name="colorSurfaceVariant">@color/material_dynamic_neutral_variant90</color>
     <color name="colorOnSurfaceVariant">@color/material_dynamic_neutral_variant30</color>
     <color name="colorSurfaceInverse">@color/material_dynamic_neutral20</color>
+
+    <!-- indicator icon background -->
+    <color name="colorIndicator">@color/material_dynamic_secondary80</color>
 </resources>

shared/ui/src/main/res/values-v27/themes.xml

@@ -30,6 +30,7 @@
         <item name="colorOnBackground">@color/colorOnBackground</item>
 
         <item name="android:windowLightNavigationBar">true</item>
+        <item name="android:windowLightStatusBar">true</item>
 
     </style>
 </resources>

shared/ui/src/main/res/values/colors.xml

@@ -25,4 +25,6 @@
     <color name="colorSurfaceInverse">#31312B</color>
     <color name="colorOnSurfaceInverse">#F3F1E8</color>
     <color name="colorPrimaryInverse">#B8D321</color>
+    <!-- indicator icon background -->
+    <color name="colorIndicator">#d2d4bc</color>
 </resources>

shared/ui/src/main/res/values/global.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <style name="Lacerta.Custom.Indicator" parent="Widget.Material3.BottomNavigationView.ActiveIndicator">
+        <item name="android:color">@color/colorIndicator</item>
+    </style>
+</resources>

shared/ui/src/main/res/values/themes.xml

@@ -28,8 +28,6 @@
         <item name="colorOutline">@color/colorOutline</item>
         <item name="colorOnBackground">@color/colorOnBackground</item>
 
-        <item name="android:windowLightNavigationBar">true</item>
-
     </style>
 
     <style name="Theme.Lacerta" parent="Base.Theme.Lacerta" >