fix(flutter): 改为浅色播放页底栏

lib/pages/player/widgets/player_overlay.dart

@@ -167,7 +167,8 @@ class PlayerPlaybackOverlay extends StatelessWidget {
         key: const Key('player-controls-bottom'),
         padding: const EdgeInsets.fromLTRB(14, 8, 14, 6),
         decoration: const BoxDecoration(
-          color: Color(0xED000000),
+          color: AppColors.card,
+          border: Border(top: BorderSide(color: AppColors.border)),
           borderRadius: BorderRadius.vertical(
             top: Radius.circular(_panelRadius),
           ),
@@ -220,7 +221,7 @@ class PlayerPlaybackOverlay extends StatelessWidget {
                   maxLines: 1,
                   overflow: TextOverflow.ellipsis,
                   style: TextStyle(
-                    color: AppColors.onPrimary,
+                    color: AppColors.onSurface,
                     fontFamily: 'Outfit',
                     fontSize: 18 * data.textScale,
                     fontWeight: FontWeight.w800,
@@ -230,7 +231,7 @@ class PlayerPlaybackOverlay extends StatelessWidget {
               const SizedBox(width: 6),
               const Icon(
                 Icons.chevron_right_rounded,
-                color: Colors.white70,
+                color: AppColors.muted,
                 size: 20,
               ),
             ],
@@ -262,8 +263,8 @@ class PlayerPlaybackOverlay extends StatelessWidget {
                         maxLines: 1,
                         overflow: TextOverflow.ellipsis,
                         style: const TextStyle(
-                          color: AppColors.onPrimary,
-                          fontSize: 12,
+                          color: AppColors.onSurface,
+                          fontSize: 11,
                           fontWeight: FontWeight.w700,
                         ),
                       ),
@@ -271,7 +272,7 @@ class PlayerPlaybackOverlay extends StatelessWidget {
                     const SizedBox(width: 3),
                     const Icon(
                       Icons.keyboard_arrow_up_rounded,
-                      color: AppColors.onPrimary,
+                      color: AppColors.onSurface,
                       size: 16,
                     ),
                   ],