优化

web/src/pages/MediaDetailArtwork.tsx

@@ -50,6 +50,7 @@ export function MediaDetailPoster({ media }: MediaDetailArtworkProps) {
 
         <Link
           to={`/play/${media.id}`}
+          state={{ from: `/media/${media.id}` }}
           className="absolute inset-0 bg-[#111827]/40 opacity-0 group-hover:opacity-100 transition-opacity flex items-center justify-center"
         >
           <div className="flex h-14 w-14 items-center justify-center rounded-full bg-brand-500 text-white shadow-xl transform scale-90 group-hover:scale-100 transition-transform">

web/src/pages/MediaDetailPageSections.tsx

@@ -90,13 +90,14 @@ export function MediaDetailPlaybackActions({
 }: MediaDetailPlaybackActionsProps) {
   return (
     <div className="flex flex-wrap gap-3">
-      <Link to={`/play/${media.id}`} className="btn-primary px-6 py-3.5 shadow-sm">
+      <Link to={`/play/${media.id}`} state={{ from: `/media/${media.id}` }} className="btn-primary px-6 py-3.5 shadow-sm">
         <Play size={16} fill="currentColor" />
         <span>立即播放</span>
       </Link>
 
       <Link
         to={`/play/${media.id}?mode=hls`}
+        state={{ from: `/media/${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" />

web/src/pages/PlayerPage.tsx

@@ -10,7 +10,7 @@ import { playbackAPI } from '../api/playback'
 import { subtitlesAPI, type SubtitleTrack } from '../api/subtitles'
 import { systemAPI } from '../api/system'
 import type { Media } from '../types'
-import { getSeriesKey, isEpisodeLike, seriesTitleFromPath } from '../utils/groupSeries'
+import { getSeriesKey, seriesTitleFromPath } from '../utils/groupSeries'
 import { pickPlayerMode, needsTranscodeForBrowser, type PlayerMode } from './playerPageModel'
 import { PlayerTopBar } from './PlayerTopBar'
 import { PlayerVideoStage } from './PlayerVideoStage'
@@ -98,9 +98,6 @@ export function PlayerPage() {
   const backTarget = useCallback(() => {
     const state = location.state as { from?: string } | null
     if (state?.from) return state.from
-    if (media && isEpisodeLike(media) && media.library_id) {
-      return `/library/${encodeURIComponent(media.display_library_id || media.library_id)}?series=${encodeURIComponent(getSeriesKey(media))}`
-    }
     const target = media?.id || id
     return target ? `/media/${target}` : '/'
   }, [id, location.state, media])