fix(flutter): 播放页改为透明叠层

lib/pages/player/widgets/player_overlay.dart

@@ -16,7 +16,9 @@ const double _topButtonSize = 36;
 const double _topBarHeight = 58;
 const double _railButtonSize = 34;
 const double _railGap = 18;
-const double _panelRadius = 16;
+const List<Shadow> _playerTextShadows = [
+  Shadow(color: Colors.black54, blurRadius: 5, offset: Offset(0, 1)),
+];
 
 /// K29 竖屏播放页浮层。
 class PlayerPlaybackOverlay extends StatelessWidget {
@@ -86,13 +88,6 @@ class PlayerPlaybackOverlay extends StatelessWidget {
         key: const Key('player-controls-top'),
         height: _topBarHeight,
         padding: const EdgeInsets.symmetric(horizontal: 14, vertical: 8),
-        decoration: const BoxDecoration(
-          gradient: LinearGradient(
-            begin: Alignment.topCenter,
-            end: Alignment.bottomCenter,
-            colors: [Color(0xCC000000), Color(0x00000000)],
-          ),
-        ),
         child: Row(
           children: [
             if (actions.onBack != null)
@@ -115,6 +110,7 @@ class PlayerPlaybackOverlay extends StatelessWidget {
                   color: AppColors.onPrimary,
                   fontSize: 15,
                   fontWeight: FontWeight.w700,
+                  shadows: _playerTextShadows,
                 ),
               ),
             ),
@@ -163,16 +159,9 @@ class PlayerPlaybackOverlay extends StatelessWidget {
       left: 0,
       right: 0,
       bottom: 0,
-      child: Container(
+      child: Padding(
         key: const Key('player-controls-bottom'),
         padding: const EdgeInsets.fromLTRB(14, 8, 14, 6),
-        decoration: const BoxDecoration(
-          color: AppColors.playerPanel,
-          border: Border(top: BorderSide(color: AppColors.playerDivider)),
-          borderRadius: BorderRadius.vertical(
-            top: Radius.circular(_panelRadius),
-          ),
-        ),
         child: Column(
           mainAxisSize: MainAxisSize.min,
           crossAxisAlignment: CrossAxisAlignment.start,
@@ -226,6 +215,7 @@ class PlayerPlaybackOverlay extends StatelessWidget {
                     fontFamily: 'Outfit',
                     fontSize: 18 * data.textScale,
                     fontWeight: FontWeight.w800,
+                    shadows: _playerTextShadows,
                   ),
                 ),
               ),
@@ -234,6 +224,7 @@ class PlayerPlaybackOverlay extends StatelessWidget {
                 Icons.chevron_right_rounded,
                 color: AppColors.playerMuted,
                 size: 20,
+                shadows: _playerTextShadows,
               ),
             ],
           ),
@@ -247,7 +238,8 @@ class PlayerPlaybackOverlay extends StatelessWidget {
       children: [
         Expanded(
           child: Material(
-            color: AppColors.playerChip,
+            key: const Key('player-episodes-pill'),
+            color: AppColors.playerOverlayPill,
             borderRadius: BorderRadius.circular(999),
             clipBehavior: Clip.antiAlias,
             child: InkWell(
@@ -272,6 +264,7 @@ class PlayerPlaybackOverlay extends StatelessWidget {
                           color: AppColors.onPrimary,
                           fontSize: 11,
                           fontWeight: FontWeight.w700,
+                          shadows: _playerTextShadows,
                         ),
                       ),
                     ),
@@ -280,6 +273,7 @@ class PlayerPlaybackOverlay extends StatelessWidget {
                       Icons.keyboard_arrow_up_rounded,
                       color: AppColors.onPrimary,
                       size: 16,
+                      shadows: _playerTextShadows,
                     ),
                   ],
                 ),