现在webdav链接跑通了，准备优化界面逻辑

lib/main.dart

@@ -7,8 +7,13 @@ import 'pages/home_page.dart';
 
 void main() {
   WidgetsFlutterBinding.ensureInitialized();
-  // media_kit 不需要静态 init，PlaybackService 中会初始化 Player
+
+  // ✅ 关键：必须在调用任何 media_kit API 之前执行
+  MediaKit.ensureInitialized();
+
+  // 现在可以安全地初始化 PlaybackService
   PlaybackService().init();
+
   runApp(
     ChangeNotifierProvider(
       create: (_) => AudioService(),
@@ -30,15 +35,9 @@ class QTPlayerApp extends StatelessWidget {
         colorScheme: const ColorScheme.dark(
           primary: Color(0xFF7C9A9E),
           secondary: Color(0xFFB8D4D0),
-          surface: Color(0xFF1A1F1E), // 替代 background
-          // 用 onSurface 控制文字颜色
+          surface: Color(0xFF1A1F1E),
           onSurface: Colors.white,
         ),
-        appBarTheme: const AppBarTheme(
-          backgroundColor: Color(0xFF1A1F1E),
-          elevation: 0,
-          centerTitle: true,
-        ),
         useMaterial3: true,
       ),
       home: const HomePage(),