chore(client): 归档原型阶段未提交改动（binding/logic/view 分层与各页迭代）

为什么：客户端原型在 14d7bd3 之后又做了一轮（页面分层、发现页、分类滑动、播放器控件等），
一直留在工作区没入库。下一批账号链路要改其中的 app.dart / home_view / player_view / mine_view，
先归档这批既存改动，本批的实际 diff 才说得清边界。

只归档，不改行为：当前工作区 flutter analyze 0 问题、flutter test 148 全过。

lib/pages/player/widgets/seek_progress_bar.dart

@@ -22,7 +22,6 @@ class SeekProgressBar extends StatefulWidget {
     this.onScrubStart,
     this.onSeek,
     this.showTimes = true,
-    this.compactIdle = false,
   });
 
   final ValueListenable<VideoPlayerValue>? valueListenable;
@@ -30,7 +29,6 @@ class SeekProgressBar extends StatefulWidget {
   final VoidCallback? onScrubStart;
   final Future<void> Function(Duration)? onSeek;
   final bool showTimes;
-  final bool compactIdle;
 
   @override
   State<SeekProgressBar> createState() => _SeekProgressBarState();
@@ -99,20 +97,32 @@ class _SeekProgressBarState extends State<SeekProgressBar> {
     return Column(
       mainAxisSize: MainAxisSize.min,
       children: [
+        if (widget.showTimes && scrubbing)
+          Padding(
+            padding: const EdgeInsets.only(bottom: 2),
+            child: Text(
+              '${_format(previewPosition)} / ${_format(video.duration)}',
+              textAlign: TextAlign.center,
+              style: const TextStyle(
+                color: Colors.white,
+                fontSize: 14,
+                fontWeight: FontWeight.w600,
+                height: 1.2,
+              ),
+            ),
+          ),
         SizedBox(
-          height: widget.compactIdle && !scrubbing ? 20 : 36,
+          height: scrubbing ? 48 : 44,
           child: SliderTheme(
             data: SliderTheme.of(context).copyWith(
-              trackHeight: widget.compactIdle && !scrubbing ? 2 : 3,
-              activeTrackColor: const Color(0xFFFF5C37),
+              trackHeight: scrubbing ? 4 : 3,
+              activeTrackColor: const Color(0xFF2F7BFF),
               inactiveTrackColor: Colors.white30,
               thumbColor: Colors.white,
               thumbShape: RoundSliderThumbShape(
-                enabledThumbRadius: widget.compactIdle && !scrubbing ? 0 : 6,
-              ),
-              overlayShape: RoundSliderOverlayShape(
-                overlayRadius: widget.compactIdle && !scrubbing ? 0 : 11,
+                enabledThumbRadius: scrubbing ? 8 : 6,
               ),
+              overlayShape: const RoundSliderOverlayShape(overlayRadius: 18),
             ),
             child: Semantics(
               label: widget.semanticsLabel,
@@ -134,20 +144,6 @@ class _SeekProgressBarState extends State<SeekProgressBar> {
             ),
           ),
         ),
-        if (widget.showTimes && (!widget.compactIdle || scrubbing))
-          Row(
-            mainAxisAlignment: MainAxisAlignment.spaceBetween,
-            children: [
-              Text(
-                _format(previewPosition),
-                style: const TextStyle(fontSize: 12, color: Colors.white),
-              ),
-              Text(
-                _format(video.duration),
-                style: const TextStyle(fontSize: 12, color: Colors.white),
-              ),
-            ],
-          ),
       ],
     );
   }