chore: Adjust design

lib/config/themes.dart

@@ -58,8 +58,10 @@ abstract class FluffyThemes {
           border: UnderlineInputBorder(borderSide: BorderSide(width: 1)),
           filled: true,
         ),
-        appBarTheme: const AppBarTheme(
+        appBarTheme: AppBarTheme(
           systemOverlayStyle: SystemUiOverlayStyle.dark,
+          surfaceTintColor: Colors.white,
+          shadowColor: Colors.black.withAlpha(64),
         ),
       );
 

lib/pages/chat/chat_view.dart

@@ -164,7 +164,7 @@ class ChatView extends StatelessWidget {
             builder: (BuildContext context, snapshot) {
               return Scaffold(
                 appBar: AppBar(
-                  elevation: 2,
+                  elevation: 3,
                   actionsIconTheme: IconThemeData(
                     color: controller.selectedEvents.isEmpty
                         ? null
@@ -193,7 +193,6 @@ class ChatView extends StatelessWidget {
                         ),
                       )
                     : null,
-                backgroundColor: Theme.of(context).colorScheme.surface,
                 body: DropTarget(
                   onDragDone: controller.onDragDone,
                   onDragEntered: controller.onDragEntered,

lib/pages/chat_list/chat_list_header.dart

@@ -1,3 +1,4 @@
+import 'package:fluffychat/config/app_config.dart';
 import 'package:flutter/material.dart';
 
 import 'package:flutter_gen/gen_l10n/l10n.dart';
@@ -47,7 +48,8 @@ class ChatListHeader extends StatelessWidget implements PreferredSizeWidget {
                         .withAlpha(128),
                     border: UnderlineInputBorder(
                       borderSide: BorderSide.none,
-                      borderRadius: BorderRadius.circular(90),
+                      borderRadius:
+                          BorderRadius.circular(AppConfig.borderRadius),
                     ),
                     hintText: controller.activeSpacesEntry.getName(context),
                     prefixIcon: Padding(