优化

internal/handler/danmaku_settings_test.go

@@ -112,8 +112,7 @@ func TestGetDanmakuConfigIncludesPerUserMergePreference(t *testing.T) {
 		t.Fatalf("status = %d, want 200", w.Code)
 	}
 	var cfg struct {
-		MergeSources bool    `json:"merge_sources"`
-		PlaybackRate float64 `json:"playback_rate"`
+		MergeSources bool `json:"merge_sources"`
 	}
 	if err := json.Unmarshal(w.Body.Bytes(), &cfg); err != nil {
 		t.Fatalf("decode: %v", err)
@@ -121,9 +120,6 @@ func TestGetDanmakuConfigIncludesPerUserMergePreference(t *testing.T) {
 	if cfg.MergeSources {
 		t.Fatal("default merge preference should be false")
 	}
-	if cfg.PlaybackRate != 1 {
-		t.Fatalf("default playback rate = %v, want 1", cfg.PlaybackRate)
-	}
 
 	if err := svc.Danmaku.SetMergeSources(t.Context(), "user-1", true); err != nil {
 		t.Fatalf("set: %v", err)
@@ -141,7 +137,7 @@ func TestGetDanmakuConfigIncludesPerUserMergePreference(t *testing.T) {
 func TestUpdateDanmakuSettingsPersistsAllPlayerPreferences(t *testing.T) {
 	svc := newDanmakuSettingsService(t)
 
-	body := "{\"enabled\":false,\"opacity\":0.6,\"font_size\":32,\"area\":0.7,\"merge_sources\":true,\"volume\":0.35,\"playback_rate\":1.5,\"source\":\"https://dm.example/base/\",\"app_id\":\"my-app-id\",\"app_key\":\"my-app-secret\"}"
+	body := "{\"enabled\":false,\"opacity\":0.6,\"font_size\":32,\"area\":0.7,\"merge_sources\":true,\"volume\":0.35,\"source\":\"https://dm.example/base/\",\"app_id\":\"my-app-id\",\"app_key\":\"my-app-secret\"}"
 	c, w := newDanmakuSettingsContext(t, svc, http.MethodPut, "/danmaku/settings", body, "user-1")
 	updateDanmakuSettingsHandler(svc)(c)
 
@@ -158,7 +154,7 @@ func TestUpdateDanmakuSettingsPersistsAllPlayerPreferences(t *testing.T) {
 	if cfg.Enabled || cfg.Opacity != "0.6" || cfg.FontSize != "32" || cfg.Area != "0.7" {
 		t.Fatalf("unexpected render config: %+v", cfg)
 	}
-	if !cfg.MergeSources || cfg.Volume != 0.35 || cfg.PlaybackRate != 1.5 {
+	if !cfg.MergeSources || cfg.Volume != 0.35 {
 		t.Fatalf("unexpected user preferences: %+v", cfg)
 	}
 	if cfg.Source != "https://dm.example/base" || cfg.AppID != "my-app-id" || !cfg.AppKeyConfigured {
@@ -169,7 +165,7 @@ func TestUpdateDanmakuSettingsPersistsAllPlayerPreferences(t *testing.T) {
 	if err != nil || user == nil {
 		t.Fatalf("read persisted user: %v", err)
 	}
-	if user.DanmakuAppKey != "my-app-secret" || user.PlayerVolume != 0.35 || user.PlayerPlaybackRate != 1.5 || user.DanmakuSource != "https://dm.example/base" {
+	if user.DanmakuAppKey != "my-app-secret" || user.PlayerVolume != 0.35 || user.DanmakuSource != "https://dm.example/base" {
 		t.Fatalf("preferences not persisted: %+v", user)
 	}
 }
@@ -207,22 +203,36 @@ func TestUpdateDanmakuSettingsPersistsVr360GuideSeen(t *testing.T) {
 	}
 }
 
-func TestUpdateDanmakuSettingsRejectsInvalidPlaybackRate(t *testing.T) {
+// 播放倍速只作用于当前视频：接口既不下发也不保存它。老客户端仍可能带上
+// playback_rate，服务端应当忽略而不是报错。
+func TestDanmakuSettingsIgnorePlaybackRate(t *testing.T) {
 	svc := newDanmakuSettingsService(t)
 
-	c, w := newDanmakuSettingsContext(t, svc, http.MethodPut, "/danmaku/settings",
-		`{"playback_rate":4}`, "user-1")
-	updateDanmakuSettingsHandler(svc)(c)
+	c, w := newDanmakuSettingsContext(t, svc, http.MethodGet, "/danmaku/config", "", "user-1")
+	getDanmakuConfigHandler(svc)(c)
+	if w.Code != http.StatusOK {
+		t.Fatalf("status = %d, want 200 (body=%s)", w.Code, w.Body.String())
+	}
+	if bytes.Contains(w.Body.Bytes(), []byte("playback_rate")) {
+		t.Fatalf("config must not expose playback rate: %s", w.Body.String())
+	}
 
-	if w.Code != http.StatusBadRequest {
-		t.Fatalf("status = %d, want 400 (body=%s)", w.Code, w.Body.String())
+	c2, w2 := newDanmakuSettingsContext(t, svc, http.MethodPut, "/danmaku/settings",
+		`{"volume":0.5,"playback_rate":1.5}`, "user-1")
+	updateDanmakuSettingsHandler(svc)(c2)
+
+	if w2.Code != http.StatusOK {
+		t.Fatalf("status = %d, want 200 (body=%s)", w2.Code, w2.Body.String())
+	}
+	if bytes.Contains(w2.Body.Bytes(), []byte("playback_rate")) {
+		t.Fatalf("settings response must not expose playback rate: %s", w2.Body.String())
 	}
 	user, err := svc.Repo.User.FindByID(t.Context(), "user-1")
 	if err != nil || user == nil {
 		t.Fatalf("read user: %v", err)
 	}
-	if user.PlayerPlaybackRate != 1 {
-		t.Fatalf("invalid playback rate was persisted: %v", user.PlayerPlaybackRate)
+	if user.PlayerVolume != 0.5 {
+		t.Fatalf("volume not persisted: %v", user.PlayerVolume)
 	}
 }
 

internal/model/user.go

@@ -37,8 +37,8 @@ type User struct {
 	// original / simplified / traditional。
 	SubtitleChineseMode string `gorm:"size:16;not null;default:original" json:"subtitle_chinese_mode"`
 	// 网页播放器偏好按用户存储，切换媒体对象后继续沿用。
-	PlayerVolume       float64 `gorm:"not null;default:1" json:"player_volume"`
-	PlayerPlaybackRate float64 `gorm:"not null;default:1" json:"player_playback_rate"`
+	// 播放倍速不在此列：它只作用于当前视频，不进数据库。
+	PlayerVolume float64 `gorm:"not null;default:1" json:"player_volume"`
 	// PlayerVr360GuideSeen 记录用户是否已经看过 VR 全景播放的首次操作说明，
 	// 按用户保存：看过一次之后不再弹出。
 	PlayerVr360GuideSeen bool    `gorm:"not null;default:false" json:"player_vr360_guide_seen"`

internal/service/danmaku_service.go

@@ -49,12 +49,6 @@ const (
 // dandanplay protocol (search/episodes + comment/{episodeId}) may be used.
 const DanmakuDefaultSource = "https://api.dandanplay.net"
 
-const (
-	minPlayerPlaybackRate     = 0.5
-	maxPlayerPlaybackRate     = 3.0
-	defaultPlayerPlaybackRate = 1.0
-)
-
 // danmakuOfficialBase is where identification (/api/v2/match) and the
 // comment/search fallback always go, regardless of the configured source.
 // A package var (not a const) so tests can point it at a local server.
@@ -69,8 +63,6 @@ type DanmakuRenderConfig struct {
 	FontSize string  `json:"font_size"`
 	Area     string  `json:"area"`
 	Volume   float64 `json:"volume"`
-	// PlaybackRate 是当前用户的播放倍速偏好（按用户存储）。
-	PlaybackRate float64 `json:"playback_rate"`
 	// Vr360GuideSeen 表示当前用户是否已经看过 VR 全景播放的首次操作说明。
 	Vr360GuideSeen bool `json:"vr360_guide_seen"`
 	// MergeSources 是当前用户的弹幕合并偏好（按用户存储）。
@@ -99,7 +91,6 @@ type DanmakuSettingsPatch struct {
 	Area         *float64 `json:"area"`
 	MergeSources *bool    `json:"merge_sources"`
 	Volume       *float64 `json:"volume"`
-	PlaybackRate *float64 `json:"playback_rate"`
 	// Vr360GuideSeen 标记 VR 全景播放的首次操作说明是否已经看过。
 	Vr360GuideSeen *bool `json:"vr360_guide_seen"`
 }
@@ -358,11 +349,10 @@ func cloneDanmakuAnimeList(in []DanmakuAnime) []DanmakuAnime {
 // Config reads danmaku settings from the runtime settings table.
 func (s *DanmakuService) Config(ctx context.Context) DanmakuRenderConfig {
 	cfg := DanmakuRenderConfig{
-		Opacity:      "1",
-		FontSize:     "24",
-		Area:         "1",
-		Volume:       1,
-		PlaybackRate: defaultPlayerPlaybackRate,
+		Opacity:  "1",
+		FontSize: "24",
+		Area:     "1",
+		Volume:   1,
 	}
 	if s == nil || s.repo == nil || s.repo.Setting == nil {
 		return cfg
@@ -414,12 +404,11 @@ func (s *DanmakuService) findUser(ctx context.Context, userID string) (*model.Us
 func danmakuConfigFromUser(user *model.User) DanmakuRenderConfig {
 	if user == nil {
 		return DanmakuRenderConfig{
-			Enabled:      true,
-			Opacity:      "1",
-			FontSize:     "24",
-			Area:         "1",
-			Volume:       1,
-			PlaybackRate: defaultPlayerPlaybackRate,
+			Enabled:  true,
+			Opacity:  "1",
+			FontSize: "24",
+			Area:     "1",
+			Volume:   1,
 		}
 	}
 	opacity := user.DanmakuOpacity
@@ -438,10 +427,6 @@ func danmakuConfigFromUser(user *model.User) DanmakuRenderConfig {
 	if volume < 0 || volume > 1 {
 		volume = 1
 	}
-	playbackRate := user.PlayerPlaybackRate
-	if playbackRate < minPlayerPlaybackRate || playbackRate > maxPlayerPlaybackRate {
-		playbackRate = defaultPlayerPlaybackRate
-	}
 	return DanmakuRenderConfig{
 		Enabled:          user.DanmakuEnabled,
 		Source:           strings.TrimSpace(user.DanmakuSource),
@@ -450,7 +435,6 @@ func danmakuConfigFromUser(user *model.User) DanmakuRenderConfig {
 		FontSize:         strconv.Itoa(fontSize),
 		Area:             strconv.FormatFloat(area, 'f', -1, 64),
 		Volume:           volume,
-		PlaybackRate:     playbackRate,
 		Vr360GuideSeen:   user.PlayerVr360GuideSeen,
 		MergeSources:     user.DanmakuMergeSources,
 		AppKeyConfigured: strings.TrimSpace(user.DanmakuAppKey) != "",
@@ -522,17 +506,6 @@ func (s *DanmakuService) UpdateUserSettings(ctx context.Context, userID string,
 		}
 		updates["player_volume"] = *patch.Volume
 	}
-	if patch.PlaybackRate != nil {
-		if *patch.PlaybackRate < minPlayerPlaybackRate || *patch.PlaybackRate > maxPlayerPlaybackRate {
-			return DanmakuRenderConfig{}, fmt.Errorf(
-				"%w: playback_rate must be between %.2f and %.2f",
-				ErrInvalidDanmakuSettings,
-				minPlayerPlaybackRate,
-				maxPlayerPlaybackRate,
-			)
-		}
-		updates["player_playback_rate"] = *patch.PlaybackRate
-	}
 	if patch.Vr360GuideSeen != nil {
 		updates["player_vr360_guide_seen"] = *patch.Vr360GuideSeen
 	}

internal/service/danmaku_service_test.go

@@ -422,7 +422,6 @@ func TestDanmakuFetchUsesPerUserSourceAndCredentials(t *testing.T) {
 	user.DanmakuFontSize = 30
 	user.DanmakuArea = 0.7
 	user.PlayerVolume = 0.42
-	user.PlayerPlaybackRate = 1.25
 	require.NoError(t, svc.repo.User.Create(ctx, &user))
 	seedDanmakuMedia(t, svc, "per-user-media", "测试动画", "", 0)
 
@@ -431,7 +430,6 @@ func TestDanmakuFetchUsesPerUserSourceAndCredentials(t *testing.T) {
 	require.Contains(t, res.Raw, "弹幕A")
 	require.Equal(t, srv.URL(), res.Source)
 	require.Equal(t, 0.42, res.Volume)
-	require.Equal(t, 1.25, res.PlaybackRate)
 	require.Equal(t, "0.65", res.Opacity)
 	require.Equal(t, "30", res.FontSize)
 	require.Equal(t, srv.lastHeaders.Get("X-AppId"), "user-app-id")

web/src/api/danmaku.ts

@@ -71,7 +71,6 @@ export interface DanmakuConfig {
   font_size: string
   area: string
   volume: number
-  playback_rate: number
   /** 当前用户是否已经看过 VR 全景播放的首次操作说明（按用户存储）。 */
   vr360_guide_seen: boolean
   /** Per-user preference: merge the same episode's multiple sources. */
@@ -90,7 +89,6 @@ export interface DanmakuSettingsPatch {
   area?: number
   merge_sources?: boolean
   volume?: number
-  playback_rate?: number
   /** 看过 VR 操作说明后置为 true，之后不再弹出。 */
   vr360_guide_seen?: boolean
 }

web/src/components/ExternalPlayerButton.tsx

@@ -52,7 +52,7 @@ export function ExternalPlayerButton({
         className={
           compact
             ? 'shrink-0 inline-flex items-center rounded-lg border border-primary-400/35 bg-white px-2 py-1 text-xs font-semibold text-brand-500 hover:bg-primary-400/10 disabled:opacity-50 transition-colors whitespace-nowrap'
-            : 'btn-outline border-brand-500/30 px-5 text-[#c9954a] hover:border-brand-500 hover:bg-brand-50'
+            : 'btn-outline h-11 border-brand-500/30 px-5 text-[#c9954a] hover:border-brand-500 hover:bg-brand-50'
         }
       >
         <PlaySquare size={compact ? 13 : 14} className="mr-1 inline" />

web/src/components/PlayerControls.tsx

@@ -133,10 +133,9 @@ type PlayerControlsProps = {
   volume?: number
   onVolumeChange?: (volume: number) => void
   onVolumeCommit?: (volume: number) => void
-  /** 用户级播放倍速，由播放页从数据库读取。 */
+  /** 播放倍速（1x = 原速）。只作用于当前视频，不落库。 */
   playbackRate?: number
   onPlaybackRateChange?: (rate: number) => void
-  onPlaybackRateCommit?: (rate: number) => void
   uiVisible: boolean
   onUiVisibleChange: (visible: boolean) => void
   /** 外部浮层（VR 工具条/设置面板）正被鼠标悬停：此时控制栏不自动隐藏。 */
@@ -213,7 +212,6 @@ export function PlayerControls({
   onVolumeCommit,
   playbackRate: playbackRateProp = 1,
   onPlaybackRateChange,
-  onPlaybackRateCommit,
   uiVisible,
   onUiVisibleChange,
   uiHold = false,
@@ -381,7 +379,7 @@ export function PlayerControls({
     setMuted(next === 0)
   }, [video, volumeProp])
 
-  // 倍速由播放页按用户持久化；配置加载、切换剧集或切换播放源后同步到当前 video。
+  // 倍速只影响当前视频：挂载、切换剧集或切换播放源后同步到当前 video。
   useEffect(() => {
     const el = video()
     if (!el) return
@@ -626,15 +624,9 @@ export function PlayerControls({
     }, PLAYBACK_RATE_HINT_MS)
   }, [onPlaybackRateChange])
 
-  const commitPlaybackRate = useCallback(() => {
-    onPlaybackRateCommit?.(playbackRateRef.current)
-  }, [onPlaybackRateCommit])
-
   const selectPlaybackRate = useCallback((next: number) => {
-    const normalized = normalizePlaybackRate(next)
-    changePlaybackRate(normalized)
-    onPlaybackRateCommit?.(normalized)
-  }, [changePlaybackRate, onPlaybackRateCommit])
+    changePlaybackRate(normalizePlaybackRate(next))
+  }, [changePlaybackRate])
 
   const applyAbsoluteSeek = useCallback(
     (absolute: number) => {
@@ -787,18 +779,6 @@ export function PlayerControls({
     return () => window.removeEventListener('keydown', onKey, true)
   }, [changePlaybackRate, queueRelativeSeek])
 
-  useEffect(() => {
-    const onKeyUp = (e: KeyboardEvent) => {
-      if (e.altKey || e.ctrlKey || e.metaKey || e.shiftKey) return
-      if (e.key !== 'ArrowUp' && e.key !== 'ArrowDown') return
-      if (shouldIgnorePlayerSeekShortcut(e.target)) return
-      e.preventDefault()
-      commitPlaybackRate()
-    }
-    window.addEventListener('keyup', onKeyUp, true)
-    return () => window.removeEventListener('keyup', onKeyUp, true)
-  }, [commitPlaybackRate])
-
   useEffect(() => {
     return () => {
       if (seekApplyTimerRef.current) clearTimeout(seekApplyTimerRef.current)

web/src/pages/MediaDetailAdminPanel.tsx

@@ -1,4 +1,4 @@
-import { Database, FileText, FolderInput, Pencil, Search, Sparkles, Trash2 } from 'lucide-react'
+import { Database, FileText, FolderInput, Pencil, Search, ShieldAlert, Sparkles, Trash2 } from 'lucide-react'
 
 import { EpisodeArtworkToggle } from '../components/EpisodeArtworkToggle'
 import type { Media } from '../types'
@@ -34,50 +34,56 @@ export function MediaDetailAdminPanel({
   }
 
   return (
-    <div className="rounded-2xl border border-gray-200 bg-gray-50/50 p-5 space-y-3">
-      <p className="text-[10px] font-bold uppercase tracking-[0.2em] text-[#c9954a]">系统后台高级控制面板</p>
-      {isEpisodeArtworkTarget(media) && (
-        <EpisodeArtworkToggle
-          checked={scrapeEpisodeArtwork}
-          onChange={onScrapeEpisodeArtworkChange}
-          title="关闭后仍会获取每集简介、评分和时长，只跳过单集图片"
-          className="h-10"
-        />
-      )}
-      <div className="flex flex-wrap gap-2">
-        <button onClick={onSmartScrape} className="btn-outline py-2 px-3.5 text-xs gap-1.5 border-gray-200 hover:border-brand-500/50 hover:bg-brand-50">
+    <section className="overflow-hidden rounded-2xl border border-gray-200 bg-gray-50/50">
+      <div className="flex flex-wrap items-center justify-between gap-3 border-b border-gray-200/60 px-4 py-3 sm:px-5">
+        <p className="inline-flex items-center gap-2 text-2xs font-bold uppercase tracking-[0.18em] text-gray-500">
+          <ShieldAlert size={14} className="text-brand-500" />
+          系统后台高级控制面板
+        </p>
+        {isEpisodeArtworkTarget(media) && (
+          <EpisodeArtworkToggle
+            checked={scrapeEpisodeArtwork}
+            onChange={onScrapeEpisodeArtworkChange}
+            title="关闭后仍会获取每集简介、评分和时长，只跳过单集图片"
+            className="h-9 text-xs"
+          />
+        )}
+      </div>
+
+      <div className="flex flex-wrap items-center gap-2 px-4 py-4 sm:px-5">
+        <button onClick={onSmartScrape} className="btn-outline h-9 rounded-lg px-3 text-xs gap-1.5 border-gray-200 hover:border-brand-500/50 hover:bg-brand-50">
           <Sparkles size={13} className="text-[#c9954a]" />
           <span>智能刮削 (TMDB)</span>
         </button>
-        <button onClick={onManualScrape} className="btn-outline py-2 px-3.5 text-xs gap-1.5 border-gray-200 hover:border-brand-500/50 hover:bg-brand-50">
+        <button onClick={onManualScrape} className="btn-outline h-9 rounded-lg px-3 text-xs gap-1.5 border-gray-200 hover:border-brand-500/50 hover:bg-brand-50">
           <Search size={13} className="text-[#c9954a]" />
           <span>手动匹配刮削</span>
         </button>
-        <button onClick={onMetadataEdit} className="btn-outline py-2 px-3.5 text-xs gap-1.5 border-gray-200 hover:border-brand-500/50 hover:bg-brand-50">
-          <Pencil size={13} className="text-gray-600" />
+        <button onClick={onMetadataEdit} className="btn-outline h-9 rounded-lg px-3 text-xs gap-1.5 border-gray-200 hover:border-brand-500/50 hover:bg-brand-50">
+          <Pencil size={13} className="text-brand-500" />
           <span>编辑元数据</span>
         </button>
-        <button onClick={onOrganize} className="btn-outline py-2 px-3.5 text-xs gap-1.5 border-gray-200 hover:border-brand-500/50 hover:bg-brand-50">
+        <button onClick={onOrganize} className="btn-outline h-9 rounded-lg px-3 text-xs gap-1.5 border-gray-200 hover:border-brand-500/50 hover:bg-brand-50">
           <FolderInput size={13} className="text-[#c9954a]" />
           <span>整理入库</span>
         </button>
-        <button onClick={onProbe} className="btn-outline py-2 px-3.5 text-xs gap-1.5 border-gray-200 hover:border-brand-500/50 hover:bg-brand-50">
-          <Database size={13} className="text-gray-600" />
+        <button onClick={onProbe} className="btn-outline h-9 rounded-lg px-3 text-xs gap-1.5 border-gray-200 hover:border-brand-500/50 hover:bg-brand-50">
+          <Database size={13} className="text-brand-500" />
           <span>探测媒体轨 (ffprobe)</span>
         </button>
-        <button onClick={onExportNFO} className="btn-outline py-2 px-3.5 text-xs gap-1.5 border-gray-200 hover:border-brand-500/50 hover:bg-brand-50">
-          <FileText size={13} />
+        <button onClick={onExportNFO} className="btn-outline h-9 rounded-lg px-3 text-xs gap-1.5 border-gray-200 hover:border-brand-500/50 hover:bg-brand-50">
+          <FileText size={13} className="text-brand-500" />
           <span>写出本地 NFO 属性</span>
         </button>
         <button
           onClick={onDelete}
-          className="btn-outline py-2 px-3.5 text-xs gap-1.5 !border-red-100 !text-red-500 hover:!bg-red-50 hover:!border-red-200"
+          className="btn-outline ml-auto h-9 rounded-lg px-3 text-xs gap-1.5 !border-red-100 !text-red-500 hover:!bg-red-50 hover:!border-red-200"
         >
-          <Trash2 size={13} />
+          <Trash2 size={13} className="text-red-500" />
           <span>删除</span>
         </button>
       </div>
-    </div>
+    </section>
   )
 }
 

web/src/pages/MediaDetailMetadata.tsx

@@ -9,6 +9,10 @@ type MediaDetailMetadataProps = {
 export function MediaDetailMetadata({ media }: MediaDetailMetadataProps) {
   const heading = media.episode_title?.trim() || media.title
   const showTitleContext = Boolean(media.episode_title?.trim() && media.title && media.title !== heading)
+  const genres = parseCSV(media.genres)
+  const languages = parseCSV(media.languages)
+  const countries = parseCSV(media.countries)
+  const hasTaxonomy = genres.length > 0 || languages.length > 0 || countries.length > 0
 
   return (
     <>
@@ -21,26 +25,26 @@ export function MediaDetailMetadata({ media }: MediaDetailMetadataProps) {
             {media.title}
           </p>
         )}
-        <div className="flex flex-wrap items-center gap-2.5 text-xs text-gray-500 font-bold tracking-wide uppercase">
+        <div className="flex flex-wrap items-center gap-2">
           {media.year > 0 && (
-            <span className="inline-flex items-center gap-1 bg-gray-100 border border-gray-200/50 px-2.5 py-1 rounded-xl text-gray-700">
+            <span className="inline-flex h-7 items-center rounded-lg border border-gray-200/60 bg-gray-100 px-2.5 text-2xs font-bold uppercase tracking-wide gap-1.5 text-gray-700">
               <Calendar size={13} className="text-brand-500" />
               <span>{media.year} 年</span>
             </span>
           )}
-          {media.width > 0 && (
-            <span className="inline-flex items-center gap-1 bg-brand-50 text-brand-700 border border-brand-100/50 px-2.5 py-1 rounded-xl">
+          {media.width > 0 && media.height > 0 && (
+            <span className="inline-flex h-7 items-center rounded-lg border border-brand-100/50 bg-brand-50 px-2.5 text-2xs font-bold uppercase tracking-wide text-brand-700">
               <span>{media.width} × {media.height}</span>
             </span>
           )}
-          <span className="bg-gray-100 border border-gray-200/50 px-2.5 py-1 rounded-xl text-gray-700">
-            {fmtSize(media.size_bytes)}
-          </span>
-          <span className="bg-gray-100 border border-gray-200/50 px-2.5 py-1 rounded-xl text-gray-700">
-            {fmtDuration(media.duration_sec)}
-          </span>
+          {media.size_bytes > 0 && (
+            <span className="inline-flex h-7 items-center rounded-lg border border-gray-200/60 bg-gray-100 px-2.5 text-2xs font-bold uppercase tracking-wide text-gray-700">{fmtSize(media.size_bytes)}</span>
+          )}
+          {media.duration_sec > 0 && (
+            <span className="inline-flex h-7 items-center rounded-lg border border-gray-200/60 bg-gray-100 px-2.5 text-2xs font-bold uppercase tracking-wide text-gray-700">{fmtDuration(media.duration_sec)}</span>
+          )}
           {media.container && (
-            <span className="bg-gray-100 border border-gray-200/50 px-2.5 py-1 rounded-xl text-gray-700 font-mono">
+            <span className="inline-flex h-7 items-center rounded-lg border border-gray-200/60 bg-gray-100 px-2.5 text-2xs font-bold uppercase tracking-wide text-gray-700 font-mono">
               {media.container}
             </span>
           )}
@@ -56,24 +60,44 @@ export function MediaDetailMetadata({ media }: MediaDetailMetadataProps) {
         </div>
       )}
 
-      <div className="space-y-4">
-        <MetadataTags label="类型流派" values={parseCSV(media.genres)} primary />
-        <MetadataTags label="语言" values={parseCSV(media.languages)} />
-        <MetadataTags label="国家/地区" values={parseCSV(media.countries)} />
-      </div>
+      {hasTaxonomy && (
+        <div className="space-y-3">
+          <MetadataRow label="类型流派" values={parseCSV(media.genres)} tone="brand" />
+          <MetadataRow label="语言" values={parseCSV(media.languages)} />
+          <MetadataRow label="国家/地区" values={parseCSV(media.countries)} />
+          </div>
+      )}
     </>
   )
 }
 
-function MetadataTags({ label, values, primary = false }: { label: string; values: string[]; primary?: boolean }) {
+/**
+ * One "label - values" row of the taxonomy block.
+ *
+ * All rows share the same label gutter, so every value column starts on the
+ * same vertical line. Pills keep one geometry and differ by tone only.
+ */
+function MetadataRow({
+  label,
+  values,
+  tone = 'neutral',
+}: {
+  label: string
+  values: string[]
+  tone?: 'neutral' | 'brand'
+}) {
   if (values.length === 0) return null
-  const tagClass = primary
-    ? 'rounded-full bg-brand-50 text-brand-700 border border-brand-100/30 px-3 py-1 text-2xs font-bold uppercase tracking-wider'
-    : 'rounded-xl bg-gray-100 text-gray-600 border border-gray-200/40 px-2.5 py-1 text-2xs font-semibold'
+  const tagClass = [
+    'inline-flex items-center rounded-lg border px-2.5 py-1 text-2xs font-bold uppercase tracking-wide',
+    tone === 'brand'
+      ? 'border-brand-100/50 bg-brand-50 text-brand-700'
+      : 'border-gray-200/60 bg-gray-100 text-gray-600',
+  ].join(' ')
+
   return (
-    <div className="flex flex-wrap items-center gap-3">
-      <span className="text-xs font-bold text-gray-500 w-16 uppercase tracking-wider">{label}</span>
-      <div className="flex flex-wrap gap-2">
+    <div className="grid grid-cols-[4.5rem_1fr] items-start gap-2 sm:grid-cols-[5.5rem_1fr]">
+      <span className="pt-1 text-xs font-semibold text-gray-500">{label}</span>
+      <div className="flex flex-wrap gap-1.5">
         {values.map((value) => (
           <span key={value} className={tagClass}>
             {value}

web/src/pages/MediaDetailPageSections.tsx

@@ -99,19 +99,23 @@ export function MediaDetailPlaybackActions({
 }: MediaDetailPlaybackActionsProps) {
   const targetId = media.id || playTargetId || ''
   return (
-    <div className="flex flex-wrap gap-3">
-      <Link to={`/play/${targetId}`} state={{ from: `/media/${media.id}` }} className="btn-primary px-6 py-3.5 shadow-sm">
+    <div className="flex flex-wrap items-center gap-2.5">
+      <Link
+        to={`/play/${targetId}`}
+        state={{ from: `/media/${media.id}` }}
+        className="btn-primary h-11 px-6 shadow-sm"
+      >
         <Play size={16} fill="currentColor" />
         <span>立即播放</span>
       </Link>
 
       {!isDirectStreamMedia(media) && (
         <Link
-        to={`/play/${targetId}?mode=hls`}
-        state={{ from: `/media/${media.id}` }}
-        className="btn-outline border-brand-500/30 hover:border-brand-500 text-[#c9954a] hover:bg-brand-50 px-5"
-      >
-          <RefreshCw size={14} className="animate-spin-slow" />
+          to={`/play/${targetId}?mode=hls`}
+          state={{ from: `/media/${media.id}` }}
+          className="btn-outline h-11 border-brand-500/30 px-5 text-[#c9954a] hover:border-brand-500 hover:bg-brand-50"
+        >
+          <RefreshCw size={14} />
           <span>HLS 兼容转码播放</span>
         </Link>
       )}
@@ -121,7 +125,7 @@ export function MediaDetailPlaybackActions({
       <button
         onClick={onToggleFavourite}
         className={
-          'btn-outline gap-2 ' +
+          'btn-outline h-11 gap-2 ' +
           (favourite
             ? '!border-red-200 !bg-red-50 !text-red-600 hover:!bg-red-100/50'
             : 'hover:border-red-200 hover:text-red-600 hover:bg-red-50/50')
@@ -154,10 +158,10 @@ export function MediaDetailMainContent({
     <div className="relative z-10 p-6 sm:p-10 flex flex-col md:flex-row gap-8 lg:gap-12">
       <MediaDetailPoster media={media} />
 
-      <div className="flex-1 space-y-6">
+      <div className="min-w-0 flex-1 space-y-5">
         <MediaDetailMetadata media={media} />
-        <div className="divider border-gray-200/60" />
-        <div className="flex flex-col gap-5">
+        <div className="divider" />
+        <div className="space-y-4">
           <MediaDetailPlaybackActions
             media={media}
             favourite={favourite}
@@ -165,21 +169,21 @@ export function MediaDetailMainContent({
             playTargetId={playTargetId}
           />
           <MediaVersionSwitcher media={media} />
-          {isAdmin && (
-            <MediaDetailAdminPanel
-              media={media}
-              scrapeEpisodeArtwork={scrapeEpisodeArtwork}
-              onScrapeEpisodeArtworkChange={onScrapeEpisodeArtworkChange}
-              onSmartScrape={onSmartScrape}
-              onManualScrape={onManualScrape}
-              onMetadataEdit={onMetadataEdit}
-              onOrganize={onOrganize}
-              onProbe={onProbe}
-              onExportNFO={onExportNFO}
-              onDelete={onDelete}
-            />
-          )}
         </div>
+        {isAdmin && (
+          <MediaDetailAdminPanel
+            media={media}
+            scrapeEpisodeArtwork={scrapeEpisodeArtwork}
+            onScrapeEpisodeArtworkChange={onScrapeEpisodeArtworkChange}
+            onSmartScrape={onSmartScrape}
+            onManualScrape={onManualScrape}
+            onMetadataEdit={onMetadataEdit}
+            onOrganize={onOrganize}
+            onProbe={onProbe}
+            onExportNFO={onExportNFO}
+            onDelete={onDelete}
+          />
+        )}
       </div>
     </div>
   )

web/src/pages/PlayerPage.tsx

@@ -20,7 +20,7 @@ import { useAuthStore } from '../stores/auth'
 import type { Media, PlaybackInfo, PlaybackQuality, PlaybackSegment, PlaybackSegmentKind } from '../types'
 import { getSeriesKey, seriesTitleFromPath } from '../utils/groupSeries'
 import { mediaVersionMatches, mediaVersionsOf } from '../utils/mediaVersion'
-import { normalizePlaybackRate } from '../utils/playbackRate'
+import { DEFAULT_PLAYBACK_RATE, normalizePlaybackRate } from '../utils/playbackRate'
 import { resolveActiveSkip, skippedNoticeText, toSkipSegments, type SkipPrompt } from '../utils/skipSegments'
 import { isRemoteEmbyID } from '../utils/remoteEmby'
 import {
@@ -139,16 +139,13 @@ export function PlayerPage() {
   const [playerVolume, setPlayerVolume] = useState(() =>
     normalizePlayerVolume(authUser?.player_volume),
   )
-  const [playerPlaybackRate, setPlayerPlaybackRate] = useState(() =>
-    normalizePlaybackRate(authUser?.player_playback_rate),
-  )
+  // 播放倍速只作用于当前视频：不入库、不跨视频沿用（换集/换片会重置回 1x）。
+  const [playerPlaybackRate, setPlayerPlaybackRate] = useState(() => DEFAULT_PLAYBACK_RATE)
   const persistedSubtitleChineseModeRef = useRef(subtitleChineseMode)
   // VR 全景播放的首次操作说明是否已经看过：null = 服务端配置还没读回来，
   // 这时不弹说明，避免给老用户闪一下。
   const [vr360GuideSeen, setVr360GuideSeen] = useState<boolean | null>(null)
   const playerVolumeTouchedRef = useRef(false)
-  const playerPlaybackRateTouchedRef = useRef(false)
-  const playerPlaybackRateSaveSeqRef = useRef(0)
   const subtitlePreferenceTouchedRef = useRef(false)
   const subtitlePreferenceSaveQueueRef = useRef<Promise<void>>(Promise.resolve())
   const [hlsUnavailable, setHlsUnavailable] = useState(false)
@@ -285,10 +282,6 @@ export function PlayerPage() {
         if (!playerVolumeTouchedRef.current) {
           setPlayerVolume(volume)
         }
-        const playbackRate = normalizePlaybackRate(cfg.playback_rate)
-        if (!playerPlaybackRateTouchedRef.current) {
-          setPlayerPlaybackRate(playbackRate)
-        }
         setDanmakuEnabled(cfg.enabled)
         setDanmakuOpacity(Number(cfg.opacity) || 1)
         setDanmakuFontSize(Number(cfg.font_size) || 24)
@@ -300,10 +293,6 @@ export function PlayerPage() {
           const current = useAuthStore.getState().user
           if (current) setAuthUser({ ...current, player_volume: volume })
         }
-        if (!playerPlaybackRateTouchedRef.current) {
-          const current = useAuthStore.getState().user
-          if (current) setAuthUser({ ...current, player_playback_rate: playbackRate })
-        }
       })
       .catch(() => {
         // 配置读取失败时保持本地默认值，不影响播放。
@@ -338,34 +327,11 @@ export function PlayerPage() {
     [setAuthUser],
   )
 
+  // 倍速只改本机播放状态：不写回服务端，也不跨视频沿用。
   const changePlayerPlaybackRate = useCallback((next: number) => {
-    playerPlaybackRateTouchedRef.current = true
     setPlayerPlaybackRate(normalizePlaybackRate(next))
   }, [])
 
-  const commitPlayerPlaybackRate = useCallback(
-    (next: number) => {
-      playerPlaybackRateTouchedRef.current = true
-      const playbackRate = normalizePlaybackRate(next)
-      setPlayerPlaybackRate(playbackRate)
-      const saveSeq = ++playerPlaybackRateSaveSeqRef.current
-      void danmakuAPI
-        .updateSettings({ playback_rate: playbackRate })
-        .then((cfg) => {
-          if (saveSeq !== playerPlaybackRateSaveSeqRef.current) return
-          const saved = normalizePlaybackRate(cfg.playback_rate)
-          setPlayerPlaybackRate(saved)
-          const current = useAuthStore.getState().user
-          if (current) setAuthUser({ ...current, player_playback_rate: saved })
-        })
-        .catch(() => {
-          if (saveSeq !== playerPlaybackRateSaveSeqRef.current) return
-          toast.error('倍速保存失败，请重试')
-        })
-    },
-    [setAuthUser],
-  )
-
   const saveDanmakuAdvanced = useCallback(
     async (values: { source: string; appId: string; appKey: string; clearAppKey: boolean }) => {
       const patch: DanmakuSettingsPatch = {
@@ -674,6 +640,12 @@ export function PlayerPage() {
   const mediaId = media?.id
   const playbackProvider = playbackInfo?.provider
 
+  // 倍速只影响当前视频：换到另一集/另一部片时回到 1x，避免上一个视频的
+  // 倍速被顺手带到下一集。
+  useEffect(() => {
+    setPlayerPlaybackRate(DEFAULT_PLAYBACK_RATE)
+  }, [mediaId])
+
   // 加载统一播放能力：115 云端清晰度 + 本地 HLS 清晰度。
   useEffect(() => {
     if (!mediaId) return
@@ -1907,7 +1879,6 @@ export function PlayerPage() {
         onPlayerVolumeCommit={commitPlayerVolume}
         playerPlaybackRate={playerPlaybackRate}
         onPlayerPlaybackRateChange={changePlayerPlaybackRate}
-        onPlayerPlaybackRateCommit={commitPlayerPlaybackRate}
         danmakuEnabled={danmakuEnabled}
         danmakuOpacity={danmakuOpacity}
         danmakuFontSize={danmakuFontSize}

web/src/pages/PlayerVideoStage.tsx

@@ -184,7 +184,6 @@ type PlayerVideoStageProps = {
   onPlayerVolumeCommit: (volume: number) => void
   playerPlaybackRate: number
   onPlayerPlaybackRateChange: (rate: number) => void
-  onPlayerPlaybackRateCommit: (rate: number) => void
   danmakuEnabled: boolean
   danmakuOpacity: number
   danmakuFontSize: number
@@ -268,7 +267,6 @@ export function PlayerVideoStage({
   onPlayerVolumeCommit,
   playerPlaybackRate,
   onPlayerPlaybackRateChange,
-  onPlayerPlaybackRateCommit,
   danmakuEnabled,
   danmakuOpacity,
   danmakuFontSize,
@@ -892,7 +890,6 @@ export function PlayerVideoStage({
             onVolumeCommit={onPlayerVolumeCommit}
             playbackRate={playerPlaybackRate}
             onPlaybackRateChange={onPlayerPlaybackRateChange}
-            onPlaybackRateCommit={onPlayerPlaybackRateCommit}
             uiVisible={controlsVisible && !locked}
             onUiVisibleChange={setControlsVisible}
             uiHold={vrUiHovered}

web/src/types/auth.ts

@@ -12,8 +12,6 @@ export interface User {
   subtitle_chinese_mode?: 'original' | 'simplified' | 'traditional'
   /** 本地缓存的播放器音量，服务端配置接口会刷新。 */
   player_volume?: number
-  /** 本地缓存的播放倍速，服务端配置接口会刷新。 */
-  player_playback_rate?: number
   force_password_reset: boolean
   is_active: boolean
   allowed_library_ids?: string[]

web/src/utils/playbackRate.ts

@@ -3,6 +3,9 @@ export const PLAYBACK_RATE_OPTIONS = [0.5, 0.75, 1, 1.25, 1.5, 1.75, 2, 2.5, 3]
 export const MIN_PLAYBACK_RATE = PLAYBACK_RATE_OPTIONS[0]
 export const MAX_PLAYBACK_RATE = PLAYBACK_RATE_OPTIONS[PLAYBACK_RATE_OPTIONS.length - 1]
 
+/** 默认倍速（1x）。倍速不落库，每个视频都从这个值开始。 */
+export const DEFAULT_PLAYBACK_RATE = 1
+
 export function normalizePlaybackRate(value: unknown): number {
   const parsed = Number(value)
   if (!Number.isFinite(parsed)) return 1