diff --git a/lib/services/audio_service.dart b/lib/services/audio_service.dart
index 4b905b3..a8774da 100644
--- a/lib/services/audio_service.dart
+++ b/lib/services/audio_service.dart
@@ -87,6 +87,7 @@ class AudioService extends ChangeNotifier {
 
   /// 卡死判定阈值 / 节流
   static const Duration _stallThreshold = Duration(seconds: 30);
+  static const Duration _startStallThreshold = Duration(seconds: 15);
   DateTime? _lastStallRecoveryAt;
 
   /// 最近一次进入 buffering 的时间（用于卡死判定，不能用计时器重置）
@@ -101,6 +102,13 @@ class AudioService extends ChangeNotifier {
   Duration _lastObservedPosition = Duration.zero;
   DateTime _lastProgressAt = DateTime.now();
 
+  /// 当前歌曲开始加载的时间，用于"起播看门狗"：
+  /// 有些情况下 mpv 的 playing 已经是 true，但 position 永远是 0、
+  /// 也不发 buffering / error（实测公网链路可静默卡 75s+）。
+  DateTime? _trackStartAt;
+  DateTime? _playReadyAt;
+  bool _firstAudioReported = false;
+
   /// 最近一次播放失败的原因，供 UI 提示；成功播放后自动清空。
   String? _lastPlaybackError;
   String? get lastPlaybackError => _lastPlaybackError;
@@ -306,7 +314,11 @@ class AudioService extends ChangeNotifier {
       }
 
       try {
+        _trackStartAt = DateTime.now();
+        _playReadyAt = null;
+        _firstAudioReported = false;
         await _playWithHeaders(song.url!);
+        _playReadyAt = DateTime.now();
       } catch (e) {
         // 播放失败（超时/401/网络中断）：必须走到 finally 解锁，
         // 并把错误记下来，供上层提示或下一首重试。
@@ -428,15 +440,33 @@ class AudioService extends ChangeNotifier {
       return;
     }
 
+    final player = PlaybackService().player;
+
+    // 起播看门狗：playing=true 但 position 一直是 0，且没有任何 buffering/error 事件。
+    // 这种情况 mpv 不会自己恢复，等 30s 的通用规则又太慢，单独用 15s 阈值。
+    final stuckAtStart = pos == Duration.zero &&
+        _trackStartAt != null &&
+        now.difference(_trackStartAt!) >= _startStallThreshold &&
+        player.state.playing;
+    if (stuckAtStart) {
+      debugPrint('🩺 [AudioService] 起播 '
+          '${_startStallThreshold.inSeconds}s 仍停在 0s，触发重连');
+      _trackStartAt = now; // 避免下一次 tick 立刻重复触发
+      _recoverFromStall(force: true);
+      return;
+    }
+
     final stalledFor = now.difference(_lastProgressAt);
     final recentlyBuffering = _lastBufferingAt != null &&
         now.difference(_lastBufferingAt!) < const Duration(seconds: 20);
 
-    if (stalledFor >= _stallThreshold && recentlyBuffering) {
+    // playing==true 也是卡死的充分条件（暂停时 playing 为 false）
+    if (stalledFor >= _stallThreshold &&
+        (player.state.playing || recentlyBuffering)) {
       debugPrint('🩺 [AudioService] 进度停在 $pos 已 ${stalledFor.inSeconds}s，'
-          '且近期持续缓冲，触发自愈');
+          '触发自愈');
       _lastProgressAt = now;
-      _recoverFromStall();
+      _recoverFromStall(force: true);
     }
   }
 
@@ -463,7 +493,11 @@ class AudioService extends ChangeNotifier {
     final resumeAt = positionNotifier.value;
     debugPrint('🩺 [AudioService] 尝试重连：${song.title}（从 ${resumeAt.inSeconds}s 继续）');
     try {
+      _trackStartAt = DateTime.now();
+      _playReadyAt = null;
+      _firstAudioReported = false;
       await _playWithHeaders(url);
+      _playReadyAt = DateTime.now();
       if (resumeAt > Duration.zero) {
         await PlaybackService().seek(resumeAt);
         positionNotifier.value = resumeAt;
@@ -816,6 +850,17 @@ class AudioService extends ChangeNotifier {
           debugPrint('🎯 [AudioService] positionStream ignored: user seeking');
           return;
         }
+        // 首次拿到 >0 的播放位置：这是"真正出声"的时刻，
+        // 与 play() 发起时间相减即可算出起播延迟。
+        if (!_firstAudioReported && position > Duration.zero) {
+          _firstAudioReported = true;
+          final readyAt = _playReadyAt;
+          if (readyAt != null) {
+            final ms = DateTime.now().difference(readyAt).inMilliseconds;
+            debugPrint('🔊 [AudioService] 起播耗时 ${ms}ms（open 完成 -> 出声）');
+            _playReadyAt = null;
+          }
+        }
         positionNotifier.value = position;
       }),
     );
diff --git a/lib/services/playback_service.dart b/lib/services/playback_service.dart
index 57d1a34..ccc2dc3 100644
--- a/lib/services/playback_service.dart
+++ b/lib/services/playback_service.dart
@@ -57,8 +57,12 @@ class PlaybackService {
         : Media(url);
 
     try {
+      final sw = Stopwatch()..start();
       await _player!.open(media).timeout(_openTimeout);
+      final openMs = sw.elapsedMilliseconds;
       await _player!.play().timeout(_controlTimeout);
+      debugPrint('⏱️ [PlaybackService] open 完成 ${openMs}ms，'
+          'play 完成 ${sw.elapsedMilliseconds}ms');
     } on TimeoutException {
       debugPrint(
           '❌ [PlaybackService] open timeout (${_openTimeout.inSeconds}s): ${_shortUrl(url)}');