feat: improve replay workflow and viewer UI

Co-Authored-By: Claude Fable 5 <[email protected]>

backend/config.py

@@ -17,6 +17,7 @@ class Settings(BaseSettings):
     media_origin_api_port: int = 9997
     media_origin_hls_port: int = 8888
     replay_media_dir: str = str(APP_DIR.parent / "media")
+    hls_runtime_dir: str = str(APP_DIR.parent / "runtime" / "hls")
     hls_segment_seconds: int = 4
 
     edge_nodes: list[dict] = [

backend/database.py

@@ -23,6 +23,7 @@ async def init_db():
         if settings.database_url.startswith("sqlite"):
             columns = {
                 "replay_file": "VARCHAR(500)",
+                "replay_url": "VARCHAR(1000)",
                 "chapters_json": "TEXT",
                 "transcode_profile": "VARCHAR(64) NOT NULL DEFAULT 'standard'",
                 "renditions_json": "TEXT",

backend/main.py

@@ -9,8 +9,11 @@ import httpx
 import asyncio
 import time
 import psutil
-from database import init_db
+from database import init_db, session_factory
 from services.transcoder import transcode_mgr
+from services.stream_service import StreamService
+from services.media_service import media_service
+from models.stream import StreamStatus
 from routes import streams_router, nodes_router, auth_router
 from routes.settings_route import router as settings_router
 from config import settings
@@ -60,6 +63,16 @@ async def monitor_origin():
 async def lifespan(app: FastAPI):
     load_nodes()
     await init_db()
+    os.makedirs(settings.hls_runtime_dir, exist_ok=True)
+    async with session_factory() as db:
+        service = StreamService(db)
+        for stream in await service.get_all_streams():
+            if stream.status == StreamStatus.live:
+                transcode_mgr.start_transcode(
+                    stream.stream_key,
+                    media_service.get_rtmp_url(stream.stream_key),
+                    service.effective_renditions(stream),
+                )
     origin_monitor = asyncio.create_task(monitor_origin())
     yield
     origin_monitor.cancel()

backend/models/stream.py

@@ -21,6 +21,7 @@ class Stream(Base):
     description: Mapped[str | None] = mapped_column(Text, nullable=True)
     cover_url: Mapped[str | None] = mapped_column(String(500), nullable=True)
     replay_file: Mapped[str | None] = mapped_column(String(500), nullable=True)
+    replay_url: Mapped[str | None] = mapped_column(String(1000), nullable=True)
     chapters_json: Mapped[str | None] = mapped_column(Text, nullable=True)
     transcode_profile: Mapped[str] = mapped_column(String(64), default="standard")
     renditions_json: Mapped[str | None] = mapped_column(Text, nullable=True)

backend/routes/streams.py

@@ -43,6 +43,7 @@ class StreamCreate(BaseModel):
     cover_url: Optional[str] = None
     scheduled_at: Optional[str] = None
     replay_file: Optional[str] = None
+    replay_url: Optional[str] = None
     chapters: list[dict] = Field(default_factory=list)
     transcode_profile: str = "standard"
     renditions: Optional[list[RenditionInput]] = None
@@ -56,6 +57,7 @@ class StreamUpdate(BaseModel):
     cover_url: Optional[str] = None
     scheduled_at: Optional[str] = None
     replay_file: Optional[str] = None
+    replay_url: Optional[str] = None
     chapters: Optional[list[dict]] = None
     transcode_profile: Optional[str] = None
     renditions: Optional[list[RenditionInput]] = None
@@ -108,11 +110,23 @@ def _media_path(filename: str | None) -> Path | None:
     return candidate
 
 
+def _valid_replay_url(url: str | None) -> str | None:
+    if not url:
+        return None
+    url = url.strip()
+    if not (url.startswith("http://") or url.startswith("https://")):
+        raise HTTPException(status_code=422, detail="回放 URL 必须是 http(s) 地址")
+    if " " in url or "\n" in url or "\r" in url:
+        raise HTTPException(status_code=422, detail="回放 URL 格式无效")
+    return url
+
+
 def _status_payload(stream) -> dict:
     return {
         "stream_id": stream.id,
         "status": stream.status.value,
-        "replay_url": f"/api/streams/{stream.id}/replay" if stream.replay_file else None,
+        "replay_local_url": f"/api/streams/{stream.id}/replay" if stream.replay_file else None,
+        "replay_url": stream.replay_url,
         "chapters": json.loads(stream.chapters_json or "[]"),
     }
 
@@ -169,6 +183,7 @@ def _serialize(s, include_private: bool = True):
         "ended_at": str(s.ended_at) if s.ended_at else None,
         "multicast_enabled": s.multicast_enabled,
         "replay_file": s.replay_file,
+        "replay_url": s.replay_url,
         "chapters": json.loads(s.chapters_json or "[]"),
         "transcode_profile": s.transcode_profile,
         "renditions": json.loads(getattr(s, "renditions_json", None)) if getattr(s, "renditions_json", None) else None,
@@ -317,6 +332,7 @@ async def create_stream(body: StreamCreate, db: AsyncSession = Depends(get_db),
     if not title:
         raise HTTPException(status_code=422, detail="节目标题不能为空")
     _media_path(body.replay_file)
+    _valid_replay_url(body.replay_url)
     if body.transcode_profile not in settings.transcode_profiles:
         raise HTTPException(status_code=422, detail="转码配置不存在")
     renditions = _normalize_renditions([item.model_dump() for item in body.renditions]) if body.renditions is not None else None
@@ -328,6 +344,7 @@ async def create_stream(body: StreamCreate, db: AsyncSession = Depends(get_db),
             cover_url=body.cover_url,
             scheduled_at=body.scheduled_at,
             replay_file=body.replay_file,
+            replay_url=body.replay_url,
             chapters=body.chapters,
             transcode_profile=body.transcode_profile,
             renditions_json=json.dumps(renditions, ensure_ascii=False) if renditions is not None else None,
@@ -365,20 +382,34 @@ async def update_stream(stream_id: int, body: StreamUpdate, db: AsyncSession = D
     existing = await svc.get_stream(stream_id)
     if not existing:
         raise HTTPException(status_code=404, detail="Stream not found")
-    updates = {k: v for k, v in body.model_dump().items() if v is not None}
+    updates = body.model_dump(exclude_unset=True)
-    if ("replay_file" in updates or "chapters" in updates) and existing.status.value != "ended":
+    replay_fields = {"replay_file", "replay_url", "chapters"}
+    if replay_fields.intersection(updates) and existing.status.value != "ended":
         raise HTTPException(status_code=409, detail="仅已结束的节目可以配置回放和章节")
-    if "replay_file" in updates:
+
+    if updates.get("replay_file"):
         _media_path(updates["replay_file"])
+    if "replay_url" in updates and updates["replay_url"] is not None:
+        updates["replay_url"] = _valid_replay_url(updates["replay_url"])
+
+    final_replay_file = updates.get("replay_file", existing.replay_file)
+    final_replay_url = updates.get("replay_url", existing.replay_url)
+    if final_replay_file and final_replay_url:
+        raise HTTPException(status_code=409, detail="本地回放文件和远端回放地址只能选择一种")
+
     if "transcode_profile" in updates and updates["transcode_profile"] not in settings.transcode_profiles:
         raise HTTPException(status_code=422, detail="转码配置不存在")
     if "renditions" in updates:
-        updates["renditions_json"] = json.dumps(_normalize_renditions(updates.pop("renditions")), ensure_ascii=False)
+        renditions = updates.pop("renditions")
+        updates["renditions_json"] = (
+            json.dumps(_normalize_renditions(renditions), ensure_ascii=False)
+            if renditions is not None else None
+        )
     if "chapters" in updates:
-        if not updates.get("replay_file") and not existing.replay_file:
+        chapters = updates.pop("chapters")
-            raise HTTPException(status_code=409, detail="请先选择回放文件再编辑章节")
+        if chapters and not (final_replay_file or final_replay_url):
-        chapters = _normalize_chapters(updates.pop("chapters"))
+            raise HTTPException(status_code=409, detail="请先配置回放来源再编辑章节")
-        updates["chapters_json"] = json.dumps(chapters, ensure_ascii=False)
+        updates["chapters_json"] = json.dumps(_normalize_chapters(chapters or []), ensure_ascii=False)
     if updates:
         await svc.update_stream(stream_id, **updates)
     return {"ok": True}
@@ -413,7 +444,8 @@ async def get_watch_urls(stream_id: int, request: Request, db: AsyncSession = De
         "qualities": urls["qualities"],
         "description": stream.description,
         "scheduled_at": str(stream.scheduled_at) if stream.scheduled_at else None,
-        "replay_url": f"/api/streams/{stream.id}/replay" if stream.replay_file else None,
+        "replay_local_url": f"/api/streams/{stream.id}/replay" if stream.replay_file else None,
+        "replay_url": stream.replay_url,
         "chapters": json.loads(stream.chapters_json or "[]"),
         "remote_control_enabled": stream.remote_control_enabled,
     }

backend/services/stream_service.py

@@ -29,6 +29,7 @@ class StreamService:
                             cover_url: str | None = None,
                             scheduled_at: str | None = None,
                             replay_file: str | None = None,
+                            replay_url: str | None = None,
                             chapters: list[dict] | None = None,
                             transcode_profile: str = "standard",
                             homepage_visible: bool = True,
@@ -45,6 +46,7 @@ class StreamService:
             description=description,
             cover_url=cover_url,
             replay_file=replay_file,
+            replay_url=replay_url,
             chapters_json=json.dumps(chapters or [], ensure_ascii=False),
             transcode_profile=transcode_profile,
             homepage_visible=homepage_visible,

backend/tests/test_replay_workflow.py

@@ -49,7 +49,7 @@ class ReplayWorkflowTest(unittest.TestCase):
                 _normalize_chapters(chapters)
 
     def test_status_payload_exposes_pending_live_and_ended_updates(self):
-        stream = SimpleNamespace(id=7, replay_file=None, chapters_json="[]")
+        stream = SimpleNamespace(id=7, replay_file=None, replay_url=None, chapters_json="[]")
         for status in ("pending", "live", "ended"):
             stream.status = SimpleNamespace(value=status)
             self.assertEqual(_status_payload(stream)["status"], status)
@@ -57,5 +57,19 @@ class ReplayWorkflowTest(unittest.TestCase):
         stream.replay_file = "session.mp4"
         stream.chapters_json = json.dumps([{"title": "Intro", "time": 0}])
         payload = _status_payload(stream)
-        self.assertEqual(payload["replay_url"], "/api/streams/7/replay")
+        self.assertEqual(payload["replay_local_url"], "/api/streams/7/replay")
+        self.assertIsNone(payload["replay_url"])
         self.assertEqual(payload["chapters"], [{"title": "Intro", "time": 0}])
+
+        stream.replay_file = None
+        stream.replay_url = "https://example.com/vod/master.m3u8"
+        payload = _status_payload(stream)
+        self.assertIsNone(payload["replay_local_url"])
+        self.assertEqual(payload["replay_url"], "https://example.com/vod/master.m3u8")
+
+    def test_replay_url_rejects_non_http(self):
+        from routes.streams import _valid_replay_url
+        for unsafe in ("ftp://example.com/a.mp4", "file:///etc/passwd", "javascript:alert(1)"):
+            with self.subTest(unsafe=unsafe), self.assertRaises(HTTPException):
+                _valid_replay_url(unsafe)
+        self.assertEqual(_valid_replay_url(" https://cdn.example.com/a.mp4 "), "https://cdn.example.com/a.mp4")

frontend/package.json

@@ -15,7 +15,9 @@
     "hls.js": "^1.5.14",
     "react": "^18.3.1",
     "react-dom": "^18.3.1",
-    "react-router-dom": "^6.26.2"
+    "react-markdown": "^10.1.0",
+    "react-router-dom": "^6.26.2",
+    "remark-gfm": "^4.0.1"
   },
   "devDependencies": {
     "@types/react": "^18.3.8",

frontend/src/admin/AdminLayout.tsx

@@ -47,25 +47,20 @@ export default function AdminLayout() {
   const handleLogout = () => { clearToken(); navigate('/admin/login') }
 
   return (
-    <Layout style={{ minHeight: '100vh' }}>
+    <Layout className="admin-shell apple-material-shell">
       <Sider
         collapsible collapsed={collapsed} onCollapse={setCollapsed}
         width={220}
-        style={{
+        className="admin-sider"
-          borderRight: '1px solid #EBE5DB',
+        theme="dark"
-          background: '#fff',
-        }}
       >
-        <div style={{
+        <div className="admin-brand">
-          height: 60, display: 'flex', alignItems: 'center', justifyContent: 'center',
+          <span className="admin-brand-mark">{brand.brand_name.slice(0, 1)}</span>
-          borderBottom: '1px solid #EBE5DB',
-        }}>
           <Text strong style={{
-            fontSize: collapsed ? 14 : 17, letterSpacing: '-0.02em',
+            display: collapsed ? 'none' : 'block', fontSize: 16, letterSpacing: '-0.02em',
-            fontFamily: '"Source Serif 4", "Noto Serif SC", Georgia, serif',
+            color: '#F4F7FB', whiteSpace: 'nowrap',
-            color: '#C2693A',
           }}>
-            {collapsed ? brand.brand_name.slice(0, 2) : brand.brand_name}
+            {brand.brand_name}
           </Text>
         </div>
         <Menu mode="inline" selectedKeys={[selectedKey]} items={menuItems}
@@ -73,15 +68,11 @@ export default function AdminLayout() {
           style={{ border: 'none', marginTop: 8 }} />
       </Sider>
       <Layout>
-        <Header style={{
+        <Header className="admin-header">
-          background: '#fff', borderBottom: '1px solid #EBE5DB',
+          <div><Text strong style={{ color: '#F4F7FB' }}>直播控制中心</Text><Text style={{ color: '#748096', marginLeft: 12 }}>{brand.brand_tagline}</Text></div>
-          display: 'flex', justifyContent: 'space-between', alignItems: 'center',
-          padding: '0 48px',
-        }}>
-          <Text style={{ color: '#949088', fontSize: 13 }}>{brand.brand_tagline}</Text>
           <Button type="text" icon={<LogoutOutlined />} onClick={handleLogout}>退出登录</Button>
         </Header>
-        <Content style={{ padding: 40, overflow: 'auto' }}>
+        <Content className="admin-content">
           <div className="admin-page-transition" key={location.pathname}>
             <Outlet />
           </div>
@@ -89,4 +80,4 @@ export default function AdminLayout() {
       </Layout>
     </Layout>
   )
-}
+}

frontend/src/admin/LoginPage.tsx

@@ -27,9 +27,9 @@ export default function LoginPage() {
     }}>
       <div style={{ width: '100%', maxWidth: 420, padding: 24 }}>
         <div style={{
-          background: '#fff',
+          background: 'rgba(18, 24, 36, 0.88)',
           borderRadius: 14,
-          border: '1px solid #EBE5DB',
+          border: '1px solid rgba(255, 255, 255, 0.1)',
           padding: 56,
         }}>
           <div style={{ textAlign: 'center', marginBottom: 40 }}>

frontend/src/admin/pages/Dashboard.tsx

@@ -36,19 +36,21 @@ export default function Dashboard() {
   ]
 
   return (
-    <div>
+    <div className="admin-page admin-dashboard">
-      <div style={{ marginBottom: 36 }}>
+      <div className="admin-page-heading">
         <Title level={1} style={{ margin: '0 0 8px', fontWeight: 600, fontSize: 32, letterSpacing: '-0.03em' }}>
           {brand.brand_name}
         </Title>
-        <Text style={{ color: '#5E5A52', fontSize: 15 }}>管理控制台</Text>
+        <Text className="admin-page-kicker">管理控制台 · 实时刷新</Text>
       </div>
 
       <Row gutter={[24, 24]} style={{ marginBottom: 36 }}>
         <Col xs={24} sm={8}>
           <div style={{
-            background: '#fff', borderRadius: 12, padding: '28px 32px',
+            background: 'linear-gradient(145deg, rgba(26, 33, 47, 0.78), rgba(12, 17, 27, 0.72))', borderRadius: 18, padding: '28px 32px',
-            border: '1px solid #EBE5DB',
+            border: '1px solid rgba(255, 255, 255, 0.095)',
+            boxShadow: '0 18px 48px rgba(0, 0, 0, 0.26), inset 0 1px 0 rgba(255, 255, 255, 0.045)',
+            backdropFilter: 'blur(24px) saturate(135%)',
             borderTop: '3px solid #5B8C5A',
           }}>
             <Statistic title="播出中" value={liveCount} loading={loading}
@@ -57,8 +59,10 @@ export default function Dashboard() {
         </Col>
         <Col xs={24} sm={8}>
           <div style={{
-            background: '#fff', borderRadius: 12, padding: '28px 32px',
+            background: 'linear-gradient(145deg, rgba(26, 33, 47, 0.78), rgba(12, 17, 27, 0.72))', borderRadius: 18, padding: '28px 32px',
-            border: '1px solid #EBE5DB',
+            border: '1px solid rgba(255, 255, 255, 0.095)',
+            boxShadow: '0 18px 48px rgba(0, 0, 0, 0.26), inset 0 1px 0 rgba(255, 255, 255, 0.045)',
+            backdropFilter: 'blur(24px) saturate(135%)',
             borderTop: '3px solid #6B8CA8',
           }}>
             <Statistic title="待开播" value={pendingCount} loading={loading}
@@ -67,8 +71,10 @@ export default function Dashboard() {
         </Col>
         <Col xs={24} sm={8}>
           <div style={{
-            background: '#fff', borderRadius: 12, padding: '28px 32px',
+            background: 'linear-gradient(145deg, rgba(26, 33, 47, 0.78), rgba(12, 17, 27, 0.72))', borderRadius: 18, padding: '28px 32px',
-            border: '1px solid #EBE5DB',
+            border: '1px solid rgba(255, 255, 255, 0.095)',
+            boxShadow: '0 18px 48px rgba(0, 0, 0, 0.26), inset 0 1px 0 rgba(255, 255, 255, 0.045)',
+            backdropFilter: 'blur(24px) saturate(135%)',
             borderTop: '3px solid #C2693A',
           }}>
             <Statistic title="节目总数" value={streams.length} loading={loading}
@@ -77,9 +83,7 @@ export default function Dashboard() {
         </Col>
       </Row>
 
-      <div style={{
+      <div className="admin-glass-panel admin-table-panel" style={{
-        background: '#fff', borderRadius: 12,
-        border: '1px solid #EBE5DB',
         padding: '28px 32px',
       }}>
         <Title level={4} style={{ margin: '0 0 20px', fontWeight: 600 }}>最近节目</Title>

frontend/src/admin/pages/NodeManager.tsx

@@ -89,24 +89,24 @@ export default function NodeManager() {
       {strategy && (
         <Row gutter={[24, 24]} style={{ marginBottom: 32 }}>
           <Col xs={24} sm={6}>
-            <div style={{ background: '#fff', borderRadius: 12, border: '1px solid #EBE5DB', padding: '24px 28px' }}>
+            <div className="admin-glass-panel admin-stat-panel">
               <Statistic title="均衡策略" value={sL[strategy.strategy] || strategy.strategy} valueStyle={{ fontSize: 20 }} />
             </div>
           </Col>
           <Col xs={24} sm={6}>
-            <div style={{ background: '#fff', borderRadius: 12, border: '1px solid #EBE5DB', padding: '24px 28px' }}>
+            <div className="admin-glass-panel admin-stat-panel">
               <Statistic title="组播状态" value={strategy.multicast_available ? '可用' : '不可用'}
                 valueStyle={{ color: strategy.multicast_available ? '#5B8C5A' : '#949088', fontSize: 20 }} />
             </div>
           </Col>
           <Col xs={24} sm={6}>
-            <div style={{ background: '#fff', borderRadius: 12, border: '1px solid #EBE5DB', padding: '24px 28px' }}>
+            <div className="admin-glass-panel admin-stat-panel">
               <Statistic title="在线节点" value={onlineCount} suffix={<Text style={{ fontSize: 14, color: '#949088' }}>/ {nodes.length}</Text>}
                 valueStyle={{ color: onlineCount > 0 ? '#5B8C5A' : '#B54A4A', fontSize: 20 }} />
             </div>
           </Col>
           <Col xs={24} sm={6}>
-            <div style={{ background: '#fff', borderRadius: 12, border: '1px solid #EBE5DB', padding: '24px 28px' }}>
+            <div className="admin-glass-panel admin-stat-panel">
               <Statistic title="离线节点" value={nodes.length - onlineCount}
                 valueStyle={{ color: (nodes.length - onlineCount) > 0 ? '#B54A4A' : '#949088', fontSize: 20 }}
                 prefix={(nodes.length - onlineCount) > 0 ? <WarningOutlined style={{ fontSize: 18 }} /> : undefined} />
@@ -115,7 +115,7 @@ export default function NodeManager() {
         </Row>
       )}
 
-      <div style={{ background: '#fff', borderRadius: 12, border: '1px solid #EBE5DB', padding: '8px 8px 0' }}>
+      <div className="admin-glass-panel admin-table-panel">
         <div style={{ padding: '16px 16px 8px', display: 'flex', justifyContent: 'space-between', alignItems: 'center' }}>
           <Text strong style={{ fontSize: 16 }}>节点列表</Text>
           <Button icon={<ReloadOutlined />} onClick={loadData} type="text">刷新</Button>

frontend/src/admin/pages/ReplayEditor.tsx

@@ -1,6 +1,6 @@
 import { useEffect, useRef, useState } from 'react'
 import { useNavigate, useParams } from 'react-router-dom'
-import { Alert, Button, Input, InputNumber, Select, Space, Spin, Typography, message } from 'antd'
+import { Alert, Button, Input, InputNumber, Segmented, Select, Space, Spin, Typography, message } from 'antd'
 import { ArrowDownOutlined, ArrowLeftOutlined, ArrowUpOutlined, DeleteOutlined, PlusOutlined } from '@ant-design/icons'
 import { fetchMediaFiles, getStream, updateStream, type Chapter, type StreamInfo } from '../../api/streams'
 
@@ -12,7 +12,13 @@ export default function ReplayEditor() {
   const videoRef = useRef<HTMLVideoElement>(null)
   const [stream, setStream] = useState<StreamInfo | null>(null)
   const [mediaFiles, setMediaFiles] = useState<string[]>([])
+  const [replaySource, setReplaySource] = useState<'local' | 'remote'>('local')
   const [replayFile, setReplayFile] = useState<string>()
+  const [replayUrl, setReplayUrl] = useState('')
+  const [previewUrl, setPreviewUrl] = useState<string>()
+  const [previewLoading, setPreviewLoading] = useState(false)
+  const [previewError, setPreviewError] = useState('')
+  const previewObjectUrlRef = useRef<string>()
   const [chapters, setChapters] = useState<Chapter[]>([])
   const [loading, setLoading] = useState(true)
   const [saving, setSaving] = useState(false)
@@ -23,7 +29,9 @@ export default function ReplayEditor() {
     Promise.all([getStream(streamId), fetchMediaFiles()])
       .then(([program, files]) => {
         setStream(program)
-        setReplayFile(program.replay_file)
+        setReplaySource(program.replay_url ? 'remote' : 'local')
+        setReplayFile(program.replay_file || undefined)
+        setReplayUrl(program.replay_url || '')
         setChapters(program.chapters || [])
         setMediaFiles(files)
       })
@@ -31,6 +39,60 @@ export default function ReplayEditor() {
       .finally(() => setLoading(false))
   }, [id])
 
+  useEffect(() => {
+    if (previewObjectUrlRef.current) {
+      URL.revokeObjectURL(previewObjectUrlRef.current)
+      previewObjectUrlRef.current = undefined
+    }
+    setPreviewUrl(undefined)
+    setPreviewError('')
+
+    if (replaySource === 'local') {
+      setPreviewLoading(false)
+      if (stream && replayFile) {
+        setPreviewUrl(`/api/streams/${stream.id}/replay?preview=${encodeURIComponent(replayFile)}`)
+      }
+      return
+    }
+
+    const remoteUrl = replayUrl.trim()
+    if (!remoteUrl) {
+      setPreviewLoading(false)
+      return
+    }
+
+    const controller = new AbortController()
+    let disposed = false
+    setPreviewLoading(true)
+    void fetch(remoteUrl, { signal: controller.signal })
+      .then(response => {
+        if (!response.ok) throw new Error(`HTTP ${response.status}`)
+        return response.blob()
+      })
+      .then(blob => {
+        if (disposed) return
+        const objectUrl = URL.createObjectURL(blob)
+        previewObjectUrlRef.current = objectUrl
+        setPreviewUrl(objectUrl)
+      })
+      .catch(error => {
+        if (error instanceof DOMException && error.name === 'AbortError') return
+        if (!disposed) setPreviewError('远端回放拉取失败，请检查地址及其 CORS 配置')
+      })
+      .finally(() => {
+        if (!disposed) setPreviewLoading(false)
+      })
+
+    return () => {
+      disposed = true
+      controller.abort()
+      if (previewObjectUrlRef.current) {
+        URL.revokeObjectURL(previewObjectUrlRef.current)
+        previewObjectUrlRef.current = undefined
+      }
+    }
+  }, [replaySource, replayFile, replayUrl, stream])
+
   const move = (index: number, offset: number) => {
     setChapters(current => {
       const target = index + offset

frontend/src/admin/pages/Settings.css

@@ -1,5 +1,5 @@
 .settings-page { width: 100%; max-width: 960px; min-width: 0; }
-.settings-card { margin-top: 20px; padding: 24px; overflow: hidden; background: #fff; border: 1px solid #ebe5db; border-radius: 12px; }
+.settings-card { margin-top: 20px; padding: 24px; overflow: hidden; background: linear-gradient(145deg, rgba(26, 33, 47, .78), rgba(12, 17, 27, .72)); border: 1px solid rgba(255, 255, 255, .095); border-radius: 18px; box-shadow: 0 18px 48px rgba(0, 0, 0, .26); backdrop-filter: blur(24px) saturate(135%); }
 .profile-block { display: grid; gap: 12px; margin: 20px 0; min-width: 0; }
 .quality-row { display: grid; grid-template-columns: minmax(130px, 1.4fr) repeat(2, minmax(115px, .8fr)) minmax(120px, 1fr) auto; gap: 10px; align-items: center; min-width: 0; }
 .quality-row > * { min-width: 0; max-width: 100%; }

frontend/src/admin/pages/StreamForm.tsx

@@ -45,7 +45,7 @@ export default function StreamForm() {
           <Text style={{ color: '#5E5A52' }}>将以下信息提供给推流端即可开始直播</Text>
         </div>
 
-        <div style={{ background: '#fff', borderRadius: 12, border: '1px solid #EBE5DB', padding: 32, marginBottom: 24 }}>
+        <div className="admin-glass-panel admin-form-panel" style={{ marginBottom: 24 }}>
           <Space direction="vertical" size={24} style={{ width: '100%' }}>
             <div>
               <Text style={{ color: '#949088', fontSize: 12, textTransform: 'uppercase', letterSpacing: '0.08em', fontWeight: 600 }}>推流码</Text>
@@ -78,7 +78,7 @@ export default function StreamForm() {
       <Button type="text" icon={<ArrowLeftOutlined />} onClick={() => navigate('/admin/streams')}
         style={{ marginBottom: 20, color: '#5E5A52' }}>返回列表</Button>
 
-      <div style={{ background: '#fff', borderRadius: 12, border: '1px solid #EBE5DB', padding: 36 }}>
+      <div className="admin-glass-panel admin-form-panel">
         <Title level={2} style={{ margin: '0 0 8px', fontWeight: 600 }}>创建节目</Title>
         <Text style={{ color: '#5E5A52', display: 'block', marginBottom: 36 }}>
           填写节目信息并预约播出，系统将生成推流码与 RTMP 地址
@@ -138,7 +138,7 @@ export default function StreamForm() {
           <Form.Item name="remote_control_enabled" label="允许审计式观众播放控制" valuePropName="checked" extra="默认关闭，仅在明确启用后允许创建限时控制会话">
             <Switch checkedChildren="启用" unCheckedChildren="关闭" />
           </Form.Item>
-          <div style={{ borderTop: '1px solid #EBE5DB', margin: '8px 0 24px' }} />
+          <div className="admin-section-divider" />
           <Form.Item style={{ marginBottom: 0 }}>
             <Button type="primary" htmlType="submit" loading={loading} block style={{ height: 48, borderRadius: 8 }}>
               创建节目

frontend/src/admin/pages/StreamList.tsx

@@ -67,19 +67,19 @@ export default function StreamList() {
   ]
 
   return (
-    <div>
+    <div className="admin-page admin-stream-list">
-      <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'flex-start', marginBottom: 28 }}>
+      <div className="admin-page-heading admin-page-heading--actions">
         <div>
           <Title level={2} style={{ margin: '0 0 4px', fontWeight: 600, fontSize: 28, letterSpacing: '-0.02em' }}>节目列表</Title>
-          <Text style={{ color: '#949088', fontSize: 14 }}>管理直播、排期与回放节目</Text>
+          <Text className="admin-page-kicker">管理直播、排期与回放节目</Text>
         </div>
         <Button type="primary" icon={<PlusOutlined />} size="large" onClick={() => navigate('/admin/streams/new')}>
           创建节目
         </Button>
       </div>
       <div style={{
-        background: '#fff', borderRadius: 12,
+        background: 'rgba(18, 24, 36, 0.72)', borderRadius: 16,
-        border: '1px solid #EBE5DB', padding: '8px 8px 0',
+        border: '1px solid rgba(255, 255, 255, 0.095)', padding: '8px 8px 0',
       }}>
         <Table dataSource={streams} columns={columns} rowKey="id" loading={loading}
           pagination={{ pageSize: 15, showSizeChanger: false }} size="middle"

frontend/src/api/streams.ts

@@ -27,6 +27,7 @@ export interface StreamInfo {
   multicast_enabled: boolean
   created_at: string
   replay_file?: string
+  replay_url?: string
   chapters: Chapter[]
   transcode_profile: string
   renditions?: RenditionConfig[] | null
@@ -44,7 +45,8 @@ export interface StreamCreateReq {
   description?: string
   cover_url?: string
   scheduled_at?: string
-  replay_file?: string
+  replay_file?: string | null
+  replay_url?: string | null
   chapters?: Chapter[]
   transcode_profile?: string
   renditions?: RenditionConfig[]
@@ -63,6 +65,7 @@ export interface WatchInfo {
   description?: string
   scheduled_at?: string
   replay_url?: string
+  replay_local_url?: string
   chapters: Chapter[]
   remote_control_enabled: boolean
 }

frontend/src/global.css

@@ -1,30 +1,30 @@
 :root {
-  --bg-page: #F9F7F4;
+  --bg-page: #070A10;
-  --bg-surface: #FFFFFF;
+  --bg-surface: #10151F;
-  --bg-surface-raised: #FAFAF8;
+  --bg-surface-raised: #171D29;
-  --bg-muted: #F3F0EC;
+  --bg-muted: #1D2432;
-  --bg-brand: #C2693A;
+  --bg-brand: #5B8CFF;
-  --bg-brand-light: #F6EEE5;
+  --bg-brand-light: #17264A;
-  --bg-dark: #1A1814;
+  --bg-dark: #04060A;
 
-  --text-primary: #1C1A17;
+  --text-primary: #F4F7FB;
-  --text-secondary: #5E5A52;
+  --text-secondary: #AAB4C5;
-  --text-tertiary: #949088;
+  --text-tertiary: #748096;
-  --text-inverse: #F9F7F4;
+  --text-inverse: #05070B;
 
-  --border-default: #EBE5DB;
+  --border-default: #273044;
-  --border-light: #F3EFE9;
+  --border-light: #1D2636;
-  --border-brand: #D4A782;
+  --border-brand: #5B8CFF;
 
-  --shadow-sm: 0 1px 2px rgba(28,26,23,0.03);
+  --shadow-sm: 0 2px 8px rgba(0,0,0,0.24);
-  --shadow-md: 0 4px 12px rgba(28,26,23,0.04);
+  --shadow-md: 0 12px 32px rgba(0,0,0,0.28);
-  --shadow-lg: 0 12px 32px rgba(28,26,23,0.06);
+  --shadow-lg: 0 24px 64px rgba(0,0,0,0.36);
 
-  --radius-sm: 6px;
+  --radius-sm: 8px;
-  --radius-md: 10px;
+  --radius-md: 14px;
-  --radius-lg: 14px;
+  --radius-lg: 20px;
 
-  --font-sans: "Source Serif 4", "Noto Serif SC", Georgia, serif;
+  --font-sans: Inter, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
   --font-mono: "SF Mono", "Fira Code", "Cascadia Code", monospace;
 
   --space-0: 0;
@@ -58,9 +58,15 @@ body {
   font-size: 15px;
   line-height: 1.65;
   color: var(--text-primary);
-  background: var(--bg-page);
+  background:
+    radial-gradient(circle at 85% -20%, rgba(91,140,255,0.18), transparent 34rem),
+    var(--bg-page);
+  min-width: 320px;
 }
 
+a { color: inherit; }
+button, input, select, textarea { font: inherit; }
+
 h1, h2, h3, h4, h5, h6 {
   font-family: var(--font-sans);
   font-weight: 600;
@@ -69,12 +75,601 @@ h1, h2, h3, h4, h5, h6 {
 }
 
 ::selection {
-  background: #EAD7C8;
+  background: #5B8CFF;
-  color: #1C1A17;
+  color: #FFFFFF;
 }
+
+.admin-shell { min-height: 100vh; background: transparent; }
+.admin-sider { background: #0B1018 !important; border-right: 1px solid var(--border-light); }
+.admin-brand { height: 72px; display: flex; align-items: center; gap: 12px; padding: 0 20px; border-bottom: 1px solid var(--border-light); }
+.admin-brand-mark { width: 34px; height: 34px; border-radius: 11px; display: grid; place-items: center; background: linear-gradient(135deg,#5B8CFF,#7B61FF); color: white; font-weight: 800; box-shadow: 0 8px 24px rgba(91,140,255,.35); }
+.admin-header { height: 72px !important; padding: 0 32px !important; display: flex; align-items: center; justify-content: space-between; background: rgba(10,14,22,.86) !important; border-bottom: 1px solid var(--border-light); backdrop-filter: blur(18px); }
+.admin-content { padding: 32px !important; overflow: auto; }
+.admin-content .ant-card { border-color: var(--border-default); box-shadow: var(--shadow-sm); }
+.admin-page-transition { max-width: 1540px; margin: 0 auto; animation: admin-enter .24s ease-out; }
+@keyframes admin-enter { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
+@media (max-width: 768px) { .admin-header { padding: 0 16px !important; } .admin-content { padding: 16px !important; } }
 @media (max-width: 600px) {
   .replay-editor { overflow: hidden; }
   .replay-editor video { max-width: 100%; }
   .replay-chapter-row { display: flex !important; }
   .replay-chapter-row .ant-input-number { flex: 1 1 140px; max-width: 100%; }
 }
+
+/* Unified admin dark surfaces */
+.admin-content .ant-card,
+.admin-content .ant-table,
+.admin-content .ant-table-container,
+.admin-content .ant-table-thead > tr > th,
+.admin-content .ant-table-tbody > tr > td,
+.admin-content .ant-descriptions-view,
+.admin-content .ant-list,
+.admin-content .ant-modal-content,
+.admin-content .ant-drawer-content {
+  background: #10151f;
+  border-color: #273044;
+  color: #f4f7fb;
+}
+.admin-content .ant-table-tbody > tr:hover > td,
+.admin-content .ant-table-row:hover > td {
+  background: #171d29 !important;
+}
+.admin-content .ant-typography,
+.admin-content .ant-statistic-title,
+.admin-content .ant-statistic-content,
+.admin-content .ant-table-cell,
+.admin-header .ant-btn {
+  color: #f4f7fb;
+}
+.admin-content .ant-typography-secondary,
+.admin-content .ant-form-item-label > label,
+.admin-content .ant-empty-description {
+  color: #8d99ad;
+}
+.admin-content .ant-input,
+.admin-content .ant-input-affix-wrapper,
+.admin-content .ant-select-selector,
+.admin-content .ant-picker,
+.admin-content .ant-input-number,
+.admin-content .ant-segmented {
+  background: #0b0f17 !important;
+  border-color: #273044 !important;
+  color: #f4f7fb !important;
+}
+.admin-content .ant-card,
+.admin-content .ant-table-wrapper,
+.admin-content .ant-descriptions-view {
+  border-radius: 16px;
+  overflow: hidden;
+}
+.admin-content .ant-divider {
+  border-color: #273044;
+}
+@media (max-width: 768px) {
+  .admin-content { padding: 16px; }
+  .admin-header { padding-inline: 16px; }
+  .admin-content .ant-table-wrapper { overflow-x: auto; }
+}
+
+/* Global dark overlays and feedback */
+.ant-dropdown-menu,
+.ant-select-dropdown,
+.ant-popover-inner,
+.ant-picker-dropdown .ant-picker-panel-container,
+.ant-message-notice-content,
+.ant-notification-notice,
+.ant-modal-content,
+.ant-modal-header,
+.ant-drawer-content,
+.ant-drawer-header { background: #171d29 !important; color: #f4f7fb !important; border-color: #273044 !important; }
+.ant-dropdown-menu-item,
+.ant-dropdown-menu-submenu-title,
+.ant-select-item,
+.ant-popover-inner-content,
+.ant-modal-title,
+.ant-drawer-title,
+.ant-message-notice-content,
+.ant-notification-notice-message,
+.ant-notification-notice-description { color: #f4f7fb !important; }
+.ant-dropdown-menu-item:hover,
+.ant-dropdown-menu-submenu-title:hover,
+.ant-select-item-option-active:not(.ant-select-item-option-disabled) { background: #1d2636 !important; }
+.ant-select-item-option-selected:not(.ant-select-item-option-disabled) { background: rgba(91,140,255,.2) !important; color: #fff !important; }
+.ant-alert { background: #171d29 !important; border-color: #273044 !important; }
+.ant-alert-message { color: #f4f7fb !important; }
+.ant-alert-description { color: #aab4c5 !important; }
+.ant-alert-error { background: rgba(255,100,124,.1) !important; border-color: rgba(255,100,124,.34) !important; }
+.ant-alert-warning { background: rgba(246,185,74,.1) !important; border-color: rgba(246,185,74,.34) !important; }
+.ant-alert-success { background: rgba(45,212,167,.1) !important; border-color: rgba(45,212,167,.34) !important; }
+.ant-menu-dark,
+.ant-menu-dark > .ant-menu,
+.admin-sider .ant-menu { background: #10151f !important; color: #aab4c5 !important; }
+
+/* Apple dark material system */
+:root {
+  color-scheme: dark;
+  --apple-canvas: #08090d;
+  --apple-surface: rgba(31, 32, 38, 0.72);
+  --apple-surface-raised: rgba(42, 43, 50, 0.86);
+  --apple-fill: rgba(255, 255, 255, 0.065);
+  --apple-fill-hover: rgba(255, 255, 255, 0.09);
+  --apple-separator: rgba(255, 255, 255, 0.11);
+  --apple-separator-strong: rgba(255, 255, 255, 0.18);
+  --apple-label: rgba(255, 255, 255, 0.94);
+  --apple-secondary-label: rgba(235, 238, 245, 0.62);
+  --apple-accent: #80aaff;
+  --apple-focus: rgba(128, 170, 255, 0.38);
+  --apple-shadow: 0 18px 48px rgba(0, 0, 0, 0.34);
+  --apple-shadow-raised: 0 28px 80px rgba(0, 0, 0, 0.5);
+  --apple-material: blur(24px) saturate(145%);
+  --apple-ease: cubic-bezier(0.2, 0, 0, 1);
+  --apple-ease-settle: cubic-bezier(0.2, 0.8, 0.2, 1);
+}
+
+body {
+  color: var(--apple-label);
+  background:
+    radial-gradient(circle at 16% -8%, rgba(82, 119, 194, 0.2), transparent 32rem),
+    radial-gradient(circle at 90% 110%, rgba(80, 67, 142, 0.12), transparent 34rem),
+    var(--apple-canvas);
+}
+
+.ant-card,
+.ant-table-wrapper .ant-table,
+.ant-descriptions,
+.ant-list,
+.ant-tabs,
+.ant-modal .ant-modal-content,
+.ant-drawer .ant-drawer-content,
+.ant-dropdown .ant-dropdown-menu,
+.ant-select-dropdown,
+.ant-picker-dropdown .ant-picker-panel-container {
+  border-color: var(--apple-separator);
+  background: var(--apple-surface);
+  box-shadow: var(--apple-shadow);
+  -webkit-backdrop-filter: var(--apple-material);
+  backdrop-filter: var(--apple-material);
+}
+
+.ant-card,
+.ant-modal .ant-modal-content,
+.ant-drawer .ant-drawer-content,
+.ant-dropdown .ant-dropdown-menu,
+.ant-select-dropdown,
+.ant-picker-dropdown .ant-picker-panel-container {
+  border: 1px solid var(--apple-separator);
+}
+
+.ant-card,
+.ant-table-wrapper,
+.ant-list,
+.ant-descriptions,
+.ant-tabs,
+.ant-btn,
+.ant-input,
+.ant-input-affix-wrapper,
+.ant-input-number,
+.ant-select-selector,
+.ant-picker,
+.ant-pagination-item,
+.ant-pagination-prev,
+.ant-pagination-next,
+.ant-dropdown-menu-item,
+.ant-tabs-tab {
+  transition-property: transform, opacity, color, border-color, background-color, box-shadow, filter;
+  transition-duration: 160ms;
+  transition-timing-function: var(--apple-ease);
+}
+
+.ant-card {
+  overflow: hidden;
+  border-radius: 20px;
+}
+
+.ant-card .ant-card-head,
+.ant-modal .ant-modal-header,
+.ant-drawer .ant-drawer-header {
+  border-color: var(--apple-separator);
+  background: transparent;
+}
+
+.ant-table-wrapper .ant-table-container,
+.ant-table-wrapper .ant-table-cell,
+.ant-table-wrapper .ant-table-thead > tr > th,
+.ant-table-wrapper .ant-table-tbody > tr > td {
+  border-color: var(--apple-separator);
+  background: transparent;
+}
+
+.ant-table-wrapper .ant-table-thead > tr > th {
+  color: var(--apple-secondary-label);
+  background: rgba(255, 255, 255, 0.045);
+  font-size: 12px;
+  letter-spacing: 0.04em;
+}
+
+.ant-table-wrapper .ant-table-tbody > tr.ant-table-row:hover > td {
+  background: var(--apple-fill);
+}
+
+.ant-form-item-label > label,
+.ant-descriptions .ant-descriptions-item-label,
+.ant-list .ant-list-item-meta-description,
+.ant-empty .ant-empty-description {
+  color: var(--apple-secondary-label);
+}
+
+.ant-descriptions .ant-descriptions-view,
+.ant-list-bordered {
+  border-color: var(--apple-separator);
+}
+
+.ant-input,
+.ant-input-affix-wrapper,
+.ant-input-number,
+.ant-select-selector,
+.ant-picker,
+.ant-input-search-button {
+  border-color: var(--apple-separator);
+  background: var(--apple-fill);
+  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
+}
+
+.ant-input:hover,
+.ant-input-affix-wrapper:hover,
+.ant-input-number:hover,
+.ant-select:not(.ant-select-disabled):hover .ant-select-selector,
+.ant-picker:hover {
+  border-color: var(--apple-separator-strong);
+}
+
+.ant-input:focus,
+.ant-input-focused,
+.ant-input-affix-wrapper-focused,
+.ant-input-number-focused,
+.ant-select-focused:not(.ant-select-disabled) .ant-select-selector,
+.ant-picker-focused {
+  border-color: var(--apple-accent);
+  box-shadow: 0 0 0 3px var(--apple-focus);
+}
+
+.ant-dropdown-menu-item:hover,
+.ant-dropdown-menu-submenu-title:hover,
+.ant-select-item-option-active:not(.ant-select-item-option-disabled),
+.ant-pagination-item:hover,
+.ant-tabs-tab:hover {
+  color: var(--apple-label);
+  border-color: var(--apple-separator-strong);
+  background: var(--apple-fill-hover);
+}
+
+.ant-pagination-item-active,
+.ant-select-item-option-selected:not(.ant-select-item-option-disabled) {
+  border-color: rgba(128, 170, 255, 0.48);
+  background: rgba(128, 170, 255, 0.16);
+}
+
+.ant-modal-mask,
+.ant-drawer-mask {
+  background: rgba(2, 3, 7, 0.64) !important;
+  -webkit-backdrop-filter: blur(12px) saturate(115%);
+  backdrop-filter: blur(12px) saturate(115%);
+  transition-property: opacity, background-color, backdrop-filter;
+  transition-duration: 220ms;
+  transition-timing-function: var(--apple-ease);
+}
+
+.ant-modal .ant-modal-content,
+.ant-drawer .ant-drawer-content {
+  background: var(--apple-surface-raised);
+  box-shadow: var(--apple-shadow-raised);
+}
+
+.ant-empty-image {
+  opacity: 0.62;
+  filter: grayscale(0.2) contrast(0.9);
+}
+
+.ant-btn:focus-visible,
+.ant-menu-item:focus-visible,
+.ant-tabs-tab:focus-visible,
+.ant-pagination-item:focus-visible,
+.ant-dropdown-menu-item:focus-visible {
+  outline: 3px solid var(--apple-focus);
+  outline-offset: 2px;
+}
+
+.apple-material-shell .ant-layout-sider,
+.apple-material-shell .ant-layout-header,
+.admin-login-panel {
+  border: 1px solid var(--apple-separator);
+  background: var(--apple-surface);
+  box-shadow: var(--apple-shadow);
+  -webkit-backdrop-filter: var(--apple-material);
+  backdrop-filter: var(--apple-material);
+}
+
+.admin-login-panel {
+  border-radius: 24px;
+  padding: 32px;
+}
+
+@media (hover: hover) and (pointer: fine) {
+  .ant-card:hover {
+    transform: translateY(-2px);
+    border-color: var(--apple-separator-strong);
+    box-shadow: var(--apple-shadow-raised);
+  }
+
+  .ant-btn:not(:disabled):hover,
+  .ant-pagination-item:hover {
+    transform: translateY(-1px);
+  }
+}
+
+@media (prefers-reduced-motion: reduce) {
+  *,
+  *::before,
+  *::after {
+    scroll-behavior: auto !important;
+  }
+
+  .ant-card,
+  .ant-table-wrapper,
+  .ant-list,
+  .ant-descriptions,
+  .ant-tabs,
+  .ant-btn,
+  .ant-input,
+  .ant-input-affix-wrapper,
+  .ant-input-number,
+  .ant-select-selector,
+  .ant-picker,
+  .ant-pagination-item,
+  .ant-pagination-prev,
+  .ant-pagination-next,
+  .ant-dropdown-menu-item,
+  .ant-tabs-tab,
+  .ant-modal-mask,
+  .ant-drawer-mask {
+    animation: none !important;
+    transition-duration: 0.01ms !important;
+  }
+
+  .ant-card:hover,
+  .ant-btn:not(:disabled):hover,
+  .ant-pagination-item:hover {
+    transform: none;
+  }
+}
+
+/* Apple-inspired dark control-room surfaces */
+.admin-shell,
+.admin-content,
+.admin-page-transition {
+  color-scheme: dark;
+}
+
+.admin-glass-panel,
+.admin-content .ant-card,
+.admin-content .ant-table-wrapper,
+.admin-content .ant-descriptions,
+.admin-content .ant-list,
+.admin-content .ant-tabs-content-holder,
+.admin-content .ant-collapse {
+  background: linear-gradient(145deg, rgba(26, 33, 47, 0.78), rgba(12, 17, 27, 0.72));
+  border: 1px solid rgba(255, 255, 255, 0.095);
+  border-radius: 18px;
+  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.26), inset 0 1px 0 rgba(255, 255, 255, 0.045);
+  -webkit-backdrop-filter: blur(24px) saturate(135%);
+  backdrop-filter: blur(24px) saturate(135%);
+}
+
+.admin-form-panel { padding: 32px; }
+.admin-stat-panel { padding: 24px 28px; }
+.admin-table-panel { padding: 8px 8px 0; overflow: hidden; }
+
+.admin-content .ant-card,
+.admin-content .ant-card-head,
+.admin-content .ant-card-body,
+.admin-content .ant-table,
+.admin-content .ant-table-container,
+.admin-content .ant-table-content,
+.admin-content .ant-table-thead > tr > th,
+.admin-content .ant-table-tbody > tr > td,
+.admin-content .ant-descriptions-view,
+.admin-content .ant-descriptions-row > th,
+.admin-content .ant-descriptions-row > td,
+.admin-content .ant-list-item,
+.admin-content .ant-tabs-nav,
+.admin-content .ant-collapse,
+.admin-content .ant-collapse-item,
+.admin-content .ant-collapse-header,
+.admin-content .ant-collapse-content,
+.admin-content .ant-collapse-content-box {
+  background: transparent !important;
+  border-color: rgba(255, 255, 255, 0.085) !important;
+  color: var(--text-primary) !important;
+}
+
+.admin-content .ant-table-thead > tr > th {
+  color: var(--text-secondary) !important;
+  font-size: 12px;
+  font-weight: 600;
+  letter-spacing: 0.04em;
+  text-transform: uppercase;
+}
+
+.admin-content .ant-table-tbody > tr > td,
+.admin-content .ant-descriptions-item-content,
+.admin-content .ant-list-item-meta-description,
+.admin-content .ant-form-item-extra,
+.admin-content .ant-form-item-explain {
+  color: var(--text-secondary) !important;
+}
+
+.admin-content .ant-table-tbody > tr.ant-table-row:hover > td {
+  background: rgba(91, 140, 255, 0.075) !important;
+}
+
+.admin-content .ant-form-item-label > label,
+.admin-content .ant-descriptions-item-label,
+.admin-content .ant-list-item-meta-title,
+.admin-content .ant-tabs-tab,
+.admin-content .ant-collapse-header-text,
+.admin-content .ant-empty-description {
+  color: var(--text-secondary) !important;
+}
+
+.admin-content .ant-tabs-tab-active .ant-tabs-tab-btn,
+.admin-content .ant-list-item-meta-title,
+.admin-content .ant-descriptions-title {
+  color: var(--text-primary) !important;
+}
+
+.admin-content :where(.ant-input, .ant-input-affix-wrapper, .ant-input-number, .ant-picker, .ant-select-selector, .ant-cascader-picker, .ant-mentions, .ant-upload-drag) {
+  background: rgba(7, 11, 18, 0.68) !important;
+  border-color: rgba(255, 255, 255, 0.11) !important;
+  color: var(--text-primary) !important;
+  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.025);
+  transition: border-color 180ms cubic-bezier(0.23, 1, 0.32, 1), box-shadow 180ms cubic-bezier(0.23, 1, 0.32, 1), background-color 180ms cubic-bezier(0.23, 1, 0.32, 1), transform 160ms cubic-bezier(0.23, 1, 0.32, 1);
+}
+
+.admin-content :where(.ant-input, .ant-input-affix-wrapper, .ant-input-number, .ant-picker, .ant-select-selector):focus,
+.admin-content :where(.ant-input-affix-wrapper, .ant-input-number, .ant-picker, .ant-select).ant-input-affix-wrapper-focused,
+.admin-content .ant-select-focused .ant-select-selector {
+  border-color: rgba(116, 158, 255, 0.78) !important;
+  box-shadow: 0 0 0 3px rgba(91, 140, 255, 0.16) !important;
+}
+
+.ant-modal-mask,
+.ant-drawer-mask {
+  background: rgba(0, 0, 0, 0.62) !important;
+  -webkit-backdrop-filter: blur(10px);
+  backdrop-filter: blur(10px);
+}
+
+.ant-modal-content,
+.ant-modal-header,
+.ant-drawer-content,
+.ant-drawer-header,
+.ant-drawer-body,
+.ant-dropdown-menu,
+.ant-select-dropdown,
+.ant-popover-inner,
+.ant-tooltip-inner,
+.ant-message-notice-content,
+.ant-notification-notice {
+  background: rgba(18, 24, 36, 0.9) !important;
+  border-color: rgba(255, 255, 255, 0.1) !important;
+  color: var(--text-primary) !important;
+  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.48), inset 0 1px 0 rgba(255, 255, 255, 0.055) !important;
+  -webkit-backdrop-filter: blur(28px) saturate(145%);
+  backdrop-filter: blur(28px) saturate(145%);
+}
+
+.ant-modal-content,
+.ant-drawer-content,
+.ant-dropdown-menu,
+.ant-select-dropdown,
+.ant-popover-inner {
+  border: 1px solid rgba(255, 255, 255, 0.1);
+}
+
+.ant-dropdown-menu-item,
+.ant-select-item,
+.ant-pagination-item,
+.ant-pagination-prev .ant-pagination-item-link,
+.ant-pagination-next .ant-pagination-item-link {
+  color: var(--text-secondary) !important;
+  transition: color 160ms cubic-bezier(0.23, 1, 0.32, 1), background-color 160ms cubic-bezier(0.23, 1, 0.32, 1), border-color 160ms cubic-bezier(0.23, 1, 0.32, 1), transform 160ms cubic-bezier(0.23, 1, 0.32, 1);
+}
+
+.ant-pagination-item,
+.ant-pagination-prev .ant-pagination-item-link,
+.ant-pagination-next .ant-pagination-item-link {
+  background: rgba(18, 24, 36, 0.72) !important;
+  border-color: rgba(255, 255, 255, 0.09) !important;
+}
+
+.ant-pagination-item-active {
+  background: rgba(91, 140, 255, 0.19) !important;
+  border-color: rgba(116, 158, 255, 0.66) !important;
+}
+
+.ant-empty-image svg ellipse,
+.ant-empty-image svg path {
+  fill: rgba(111, 124, 149, 0.28) !important;
+  stroke: rgba(154, 168, 194, 0.44) !important;
+}
+
+.admin-content .ant-btn,
+.admin-header .ant-btn,
+.login-page .ant-btn {
+  transition: transform 160ms cubic-bezier(0.23, 1, 0.32, 1), background-color 180ms cubic-bezier(0.23, 1, 0.32, 1), border-color 180ms cubic-bezier(0.23, 1, 0.32, 1), color 180ms cubic-bezier(0.23, 1, 0.32, 1), box-shadow 180ms cubic-bezier(0.23, 1, 0.32, 1), opacity 160ms cubic-bezier(0.23, 1, 0.32, 1);
+}
+
+.admin-content .ant-btn:active,
+.admin-header .ant-btn:active,
+.login-page .ant-btn:active {
+  transform: scale(0.97);
+}
+
+.admin-content .ant-card,
+.admin-glass-panel,
+.admin-sider .ant-menu-item,
+.admin-content .ant-collapse-content,
+.ant-modal-content,
+.ant-drawer-content,
+.ant-dropdown-menu,
+.ant-select-dropdown {
+  transition: transform 220ms cubic-bezier(0.23, 1, 0.32, 1), opacity 180ms cubic-bezier(0.23, 1, 0.32, 1), border-color 180ms cubic-bezier(0.23, 1, 0.32, 1), box-shadow 220ms cubic-bezier(0.23, 1, 0.32, 1), background-color 180ms cubic-bezier(0.23, 1, 0.32, 1);
+}
+
+@media (hover: hover) and (pointer: fine) {
+  .admin-content .ant-card:hover,
+  .admin-glass-panel:hover {
+    transform: translate3d(0, -2px, 0);
+    border-color: rgba(255, 255, 255, 0.15);
+    box-shadow: 0 24px 58px rgba(0, 0, 0, 0.34), inset 0 1px 0 rgba(255, 255, 255, 0.06);
+  }
+
+  .ant-dropdown-menu-item:hover,
+  .ant-select-item-option-active:not(.ant-select-item-option-disabled) {
+    background: rgba(91, 140, 255, 0.12) !important;
+  }
+}
+
+@media (max-width: 768px) {
+  .admin-form-panel,
+  .admin-stat-panel { padding: 20px; }
+  .admin-content .ant-card,
+  .admin-glass-panel { border-radius: 15px; }
+}
+
+@media (prefers-reduced-motion: reduce) {
+  .admin-content *,
+  .admin-header *,
+  .admin-sider *,
+  .login-page *,
+  .ant-modal-root *,
+  .ant-drawer *,
+  .ant-dropdown *,
+  .ant-select-dropdown * {
+    animation-duration: 1ms !important;
+    animation-iteration-count: 1 !important;
+    scroll-behavior: auto !important;
+    transition-duration: 80ms !important;
+  }
+
+  .admin-content .ant-card:hover,
+  .admin-glass-panel:hover,
+  .admin-content .ant-btn:active,
+  .admin-header .ant-btn:active,
+  .login-page .ant-btn:active {
+    transform: none !important;
+  }
+}
+
+
+.admin-section-divider { margin: 8px 0 24px; border-top: 1px solid rgba(255,255,255,.095); }

frontend/src/pageTransitions.css

@@ -15,15 +15,15 @@
   display: grid;
   place-items: center;
   border-radius: 24px;
-  background: linear-gradient(135deg, rgba(255,255,255,0.92), rgba(248,244,238,0.78));
+  background: #070a10;
 }
 
 .route-loading span {
   width: 28px;
   height: 28px;
   border-radius: 999px;
-  border: 3px solid rgba(194, 105, 58, 0.2);
+  border: 3px solid rgba(91, 140, 255, 0.18);
-  border-top-color: #C2693A;
+  border-top-color: #5B8CFF;
   animation: route-loading-spin 760ms linear infinite;
 }
 
@@ -77,3 +77,40 @@
     animation: none;
   }
 }
+
+/* Apple route motion */
+.app-route-transition,
+.admin-page-transition {
+  transform-origin: 50% 24%;
+  animation: apple-page-enter 320ms cubic-bezier(0.2, 0.8, 0.2, 1) both;
+}
+
+.route-loading {
+  transition-property: opacity, filter;
+  transition-duration: 180ms;
+  transition-timing-function: cubic-bezier(0.2, 0, 0, 1);
+}
+
+@keyframes apple-page-enter {
+  from {
+    opacity: 0;
+    transform: translate3d(0, 8px, 0) scale(0.995);
+    filter: blur(3px);
+  }
+  to {
+    opacity: 1;
+    transform: translate3d(0, 0, 0) scale(1);
+    filter: blur(0);
+  }
+}
+
+@media (prefers-reduced-motion: reduce) {
+  .app-route-transition,
+  .admin-page-transition,
+  .route-loading {
+    animation: none !important;
+    transform: none !important;
+    filter: none !important;
+    transition-duration: 0.01ms !important;
+  }
+}

frontend/src/theme/anthropic.ts

@@ -2,27 +2,27 @@ import type { ThemeConfig } from 'antd'
 
 const theme: ThemeConfig = {
   token: {
-    fontFamily: `"Source Serif 4", "Noto Serif SC", Georgia, serif`,
+    fontFamily: `Inter, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif`,
-    fontSize: 15,
+    fontSize: 14,
-    lineHeight: 1.65,
+    lineHeight: 1.6,
-    colorPrimary: '#C2693A',
+    colorPrimary: '#5B8CFF',
-    colorSuccess: '#5B8C5A',
+    colorSuccess: '#2DD4A7',
-    colorWarning: '#C28B3A',
+    colorWarning: '#F6B94A',
-    colorError: '#B54A4A',
+    colorError: '#FF647C',
-    colorInfo: '#6B8CA8',
+    colorInfo: '#62B5FF',
-    colorTextBase: '#1C1A17',
+    colorTextBase: '#F4F7FB',
-    colorTextSecondary: '#5E5A52',
+    colorTextSecondary: '#AAB4C5',
-    colorTextTertiary: '#949088',
+    colorTextTertiary: '#748096',
-    colorBgBase: '#F9F7F4',
+    colorBgBase: '#070A10',
-    colorBgContainer: '#FFFFFF',
+    colorBgContainer: '#10151F',
-    colorBgLayout: '#F9F7F4',
+    colorBgLayout: '#070A10',
-    colorBgElevated: '#FAFAF8',
+    colorBgElevated: '#171D29',
-    colorBorder: '#EBE5DB',
+    colorBorder: '#273044',
-    colorBorderSecondary: '#F3EFE9',
+    colorBorderSecondary: '#1D2636',
-    colorFill: '#F3F0EC',
+    colorFill: '#1D2432',
-    colorFillSecondary: '#F7F5F1',
+    colorFillSecondary: '#171D29',
-    borderRadius: 6,
+    borderRadius: 10,
-    borderRadiusLG: 10,
+    borderRadiusLG: 16,
     borderRadiusSM: 4,
     wireframe: false,
     fontWeightStrong: 600,
@@ -38,18 +38,18 @@ const theme: ThemeConfig = {
   },
   components: {
     Layout: {
-      headerBg: '#FFFFFF',
+      headerBg: '#10151F',
       headerHeight: 60,
       headerPadding: '0 48px',
-      siderBg: '#FFFFFF',
+      siderBg: '#10151F',
-      bodyBg: '#F9F7F4',
+      bodyBg: '#070A10',
     },
     Menu: {
       itemBg: 'transparent',
-      itemSelectedBg: '#F3F0EC',
+      itemSelectedBg: '#1D2636',
-      itemSelectedColor: '#1C1A17',
+      itemSelectedColor: '#F4F7FB',
-      itemActiveBg: '#F7F5F1',
+      itemActiveBg: '#171D29',
-      itemColor: '#5E5A52',
+      itemColor: '#AAB4C5',
       itemHeight: 44,
     },
     Card: {
@@ -62,14 +62,14 @@ const theme: ThemeConfig = {
       primaryShadow: '0 2px 6px rgba(194,105,58,0.1)',
     },
     Table: {
-      headerBg: '#F7F5F1',
+      headerBg: '#171D29',
-      headerColor: '#5E5A52',
+      headerColor: '#AAB4C5',
-      rowHoverBg: '#F5F3F0',
+      rowHoverBg: '#171D29',
-      borderColor: '#EBE5DB',
+      borderColor: '#273044',
     },
     Tag: { borderRadiusSM: 4 },
     Modal: { borderRadiusLG: 12, paddingLG: 28 },
-    Tabs: { inkBarColor: '#C2693A', itemActiveColor: '#C2693A', itemHoverColor: '#D4A782' },
+    Tabs: { inkBarColor: '#5B8CFF', itemActiveColor: '#5B8CFF', itemHoverColor: '#8AABFF' },
     Select: { borderRadius: 6 },
     Input: { borderRadius: 6 },
   },

frontend/src/viewer/components/Markdown.tsx

@@ -0,0 +1,48 @@
+import ReactMarkdown from 'react-markdown'
+import remarkGfm from 'remark-gfm'
+import type { Components } from 'react-markdown'
+
+const components: Components = {
+  // 外部链接一律新窗口打开，避免观众被带离播放页
+  a: ({ node: _node, ...props }) => (
+    <a {...props} target="_blank" rel="noopener noreferrer" />
+  ),
+}
+
+/**
+ * 安全的 Markdown 渲染。react-markdown 默认不输出 raw HTML，
+ * 简介中的 HTML 会被当作纯文本处理，不会执行，天然免疫 XSS。
+ */
+export default function Markdown({ content, className }: { content: string; className?: string }) {
+  return (
+    <div className={className || 'md-content'}>
+      <ReactMarkdown remarkPlugins={[remarkGfm]} components={components}>
+        {content}
+      </ReactMarkdown>
+    </div>
+  )
+}
+
+/**
+ * 把 Markdown 摘要为纯文本，供列表卡片截断展示。
+ * 只做常见的标记剥离，足够生成一行预览。
+ */
+export function mdToText(source: string | undefined | null): string {
+  if (!source) return ''
+  return source
+    .replace(/```[\s\S]*?```/g, (block) => {
+      const firstLine = block.split('\n')[1]?.trim() ?? ''
+      return firstLine || ''
+    })
+    .replace(/`([^`]+)`/g, '$1')
+    .replace(/!\[([^\]]*)\]\([^)]*\)/g, '$1')
+    .replace(/\[([^\]]+)\]\([^)]*\)/g, '$1')
+    .replace(/^#{1,6}\s+/gm, '')
+    .replace(/^>\s?/gm, '')
+    .replace(/^[-*+]\s+/gm, '')
+    .replace(/^\d+[.)]\s+/gm, '')
+    .replace(/(\*\*|__|\*|_|~~)/g, '')
+    .replace(/[ \t]+/g, ' ')
+    .replace(/\n{3,}/g, '\n\n')
+    .trim()
+}

frontend/src/viewer/components/VideoPlayer.tsx

@@ -0,0 +1,283 @@
+import { forwardRef, useEffect, useImperativeHandle, useRef, useState } from 'react'
+import Hls from 'hls.js'
+import {
+  FullscreenExitOutlined,
+  FullscreenOutlined,
+  PauseOutlined,
+  PlayCircleOutlined,
+  SoundOutlined,
+} from '@ant-design/icons'
+import type { Chapter, LineInfo, QualityInfo } from '../../api/streams'
+import './player.css'
+
+export interface VideoPlayerHandle {
+  seek: (seconds: number) => void
+  play: () => Promise<void>
+  pause: () => void
+  getVideo: () => HTMLVideoElement | null
+}
+
+interface VideoPlayerProps {
+  live: boolean
+  replayUrl?: string
+  lines: LineInfo[]
+  qualities: QualityInfo[]
+  activeLine: string
+  activeQuality: string
+  autoQuality?: string
+  chapters?: Chapter[]
+  onLineChange: (line: string) => void
+  onQualityChange: (quality: string) => void
+  onError?: (message: string) => void
+}
+
+function formatTime(seconds: number) {
+  if (!Number.isFinite(seconds)) return '00:00'
+  const value = Math.max(0, Math.floor(seconds))
+  const hours = Math.floor(value / 3600)
+  const minutes = Math.floor((value % 3600) / 60)
+  const secs = value % 60
+  return hours > 0
+    ? `${hours}:${String(minutes).padStart(2, '0')}:${String(secs).padStart(2, '0')}`
+    : `${String(minutes).padStart(2, '0')}:${String(secs).padStart(2, '0')}`
+}
+
+const VideoPlayer = forwardRef<VideoPlayerHandle, VideoPlayerProps>(function VideoPlayer({
+  live,
+  replayUrl,
+  lines,
+  qualities,
+  activeLine,
+  activeQuality,
+  autoQuality,
+  chapters = [],
+  onLineChange,
+  onQualityChange,
+  onError,
+}, ref) {
+  const rootRef = useRef<HTMLDivElement>(null)
+  const videoRef = useRef<HTMLVideoElement>(null)
+  const hlsRef = useRef<Hls | null>(null)
+  const objectUrlRef = useRef<string>()
+  const [loading, setLoading] = useState(false)
+  const [playing, setPlaying] = useState(false)
+  const [currentTime, setCurrentTime] = useState(0)
+  const [duration, setDuration] = useState(0)
+  const [buffered, setBuffered] = useState(0)
+  const [volume, setVolume] = useState(1)
+  const [fullscreen, setFullscreen] = useState(false)
+
+  useImperativeHandle(ref, () => ({
+    seek(seconds) {
+      if (videoRef.current) videoRef.current.currentTime = Math.max(0, seconds)
+    },
+    async play() {
+      await videoRef.current?.play()
+    },
+    pause() {
+      videoRef.current?.pause()
+    },
+    getVideo() {
+      return videoRef.current
+    },
+  }), [])
+
+  useEffect(() => {
+    const video = videoRef.current
+    if (!video) return
+
+    const update = () => {
+      setCurrentTime(video.currentTime || 0)
+      setDuration(Number.isFinite(video.duration) ? video.duration : 0)
+      const end = video.buffered.length ? video.buffered.end(video.buffered.length - 1) : 0
+      setBuffered(end)
+    }
+    const onPlay = () => setPlaying(true)
+    const onPause = () => setPlaying(false)
+    const onWaiting = () => setLoading(true)
+    const onPlaying = () => setLoading(false)
+
+    video.addEventListener('timeupdate', update)
+    video.addEventListener('durationchange', update)
+    video.addEventListener('progress', update)
+    video.addEventListener('play', onPlay)
+    video.addEventListener('pause', onPause)
+    video.addEventListener('waiting', onWaiting)
+    video.addEventListener('playing', onPlaying)
+    return () => {
+      video.removeEventListener('timeupdate', update)
+      video.removeEventListener('durationchange', update)
+      video.removeEventListener('progress', update)
+      video.removeEventListener('play', onPlay)
+      video.removeEventListener('pause', onPause)
+      video.removeEventListener('waiting', onWaiting)
+      video.removeEventListener('playing', onPlaying)
+    }
+  }, [])
+
+  useEffect(() => {
+    const listener = () => setFullscreen(document.fullscreenElement === rootRef.current)
+    document.addEventListener('fullscreenchange', listener)
+    return () => document.removeEventListener('fullscreenchange', listener)
+  }, [])
+
+  useEffect(() => {
+    const video = videoRef.current
+    if (!video) return
+    const controller = new AbortController()
+    let disposed = false
+
+    hlsRef.current?.destroy()
+    hlsRef.current = null
+    if (objectUrlRef.current) {
+      URL.revokeObjectURL(objectUrlRef.current)
+      objectUrlRef.current = undefined
+    }
+    video.removeAttribute('src')
+    video.load()
+    setLoading(Boolean(live || replayUrl))
+    onError?.('')
+
+    if (!live && replayUrl) {
+      void fetch(replayUrl, { signal: controller.signal })
+        .then(response => {
+          if (!response.ok) throw new Error(`HTTP ${response.status}`)
+          return response.blob()
+        })
+        .then(blob => {
+          if (disposed) return
+          const objectUrl = URL.createObjectURL(blob)
+          objectUrlRef.current = objectUrl
+          video.src = objectUrl
+          video.load()
+        })
+        .catch(error => {
+          if (error instanceof DOMException && error.name === 'AbortError') return
+          setLoading(false)
+          onError?.('回放拉取失败，请检查远端地址及其 CORS 配置')
+        })
+    } else if (live) {
+      const line = lines.find(item => item.node_id === activeLine)
+      const label = activeQuality === 'auto' ? autoQuality : activeQuality
+      const quality = line?.qualities?.find(item => item.label === label)
+      const source = quality?.url || line?.url || line?.unicast_fallback
+      if (!source) {
+        setLoading(false)
+        onError?.('当前没有可用的播放地址')
+      } else if (Hls.isSupported()) {
+        const hls = new Hls({ enableWorker: true, lowLatencyMode: false })
+        hlsRef.current = hls
+        hls.loadSource(source)
+        hls.attachMedia(video)
+        hls.on(Hls.Events.MANIFEST_PARSED, () => setLoading(false))
+        hls.on(Hls.Events.ERROR, (_event, data) => {
+          if (data.fatal) {
+            setLoading(false)
+            onError?.('播放流加载失败，请切换线路或稍后重试')
+          }
+        })
+      } else if (video.canPlayType('application/vnd.apple.mpegurl')) {
+        video.src = source
+        video.load()
+      } else {
+        setLoading(false)
+        onError?.('当前浏览器不支持 HLS 播放')
+      }
+    }
+
+    return () => {
+      disposed = true
+      controller.abort()
+      hlsRef.current?.destroy()
+      hlsRef.current = null
+      if (objectUrlRef.current) {
+        URL.revokeObjectURL(objectUrlRef.current)
+        objectUrlRef.current = undefined
+      }
+    }
+  }, [activeLine, activeQuality, autoQuality, lines, live, onError, replayUrl])
+
+  const togglePlayback = () => {
+    const video = videoRef.current
+    if (!video) return
+    if (video.paused) void video.play().catch(() => onError?.('浏览器阻止了自动播放，请再次点击播放'))
+    else video.pause()
+  }
+
+  const seek = (value: number) => {
+    const video = videoRef.current
+    if (video) video.currentTime = value
+  }
+
+  const changeVolume = (value: number) => {
+    const video = videoRef.current
+    if (!video) return
+    video.volume = value
+    video.muted = value === 0
+    setVolume(value)
+  }
+
+  const toggleFullscreen = async () => {
+    if (!rootRef.current) return
+    if (document.fullscreenElement) await document.exitFullscreen()
+    else await rootRef.current.requestFullscreen()
+  }
+
+  return (
+    <div ref={rootRef} className="custom-player">
+      <video ref={videoRef} playsInline preload="metadata" onClick={togglePlayback} />
+      {loading && <div className="custom-player-loading" aria-label="媒体加载中"><span /></div>}
+      <div className="custom-player-controls">
+        <div className="custom-player-timeline">
+          <div className="custom-player-buffer" style={{ width: `${duration ? Math.min(100, buffered / duration * 100) : 0}%` }} />
+          <input
+            aria-label="播放进度"
+            type="range"
+            min={0}
+            max={duration || 0}
+            step="0.1"
+            value={Math.min(currentTime, duration || 0)}
+            onChange={event => seek(Number(event.target.value))}
+          />
+          {duration > 0 && chapters.map((chapter, index) => (
+            <button
+              className="custom-player-chapter-mark"
+              key={`${chapter.time}-${index}`}
+              style={{ left: `${Math.min(100, chapter.time / duration * 100)}%` }}
+              title={chapter.title}
+              type="button"
+              onClick={() => seek(chapter.time)}
+            />
+          ))}
+        </div>
+        <div className="custom-player-row">
+          <button type="button" onClick={togglePlayback} aria-label={playing ? '暂停' : '播放'}>
+            {playing ? <PauseOutlined /> : <PlayCircleOutlined />}
+          </button>
+          <span className="custom-player-time">{formatTime(currentTime)} / {formatTime(duration)}</span>
+          <label className="custom-player-volume">
+            <SoundOutlined />
+            <input aria-label="音量" type="range" min={0} max={1} step="0.05" value={volume} onChange={event => changeVolume(Number(event.target.value))} />
+          </label>
+          <span className="custom-player-spacer" />
+          {live && lines.length > 1 && (
+            <select aria-label="播放线路" value={activeLine} onChange={event => onLineChange(event.target.value)}>
+              {lines.map(line => <option key={line.node_id} value={line.node_id}>{line.node_name}</option>)}
+            </select>
+          )}
+          {live && qualities.length > 0 && (
+            <select aria-label="清晰度" value={activeQuality} onChange={event => onQualityChange(event.target.value)}>
+              <option value="auto">自动{autoQuality ? ` (${autoQuality})` : ''}</option>
+              {qualities.map(quality => <option key={quality.label} value={quality.label}>{quality.label}</option>)}
+            </select>
+          )}
+          <button type="button" onClick={() => void toggleFullscreen()} aria-label={fullscreen ? '退出全屏' : '全屏'}>
+            {fullscreen ? <FullscreenExitOutlined /> : <FullscreenOutlined />}
+          </button>
+        </div>
+      </div>
+    </div>
+  )
+})
+
+export default VideoPlayer

frontend/src/viewer/components/player.css

@@ -0,0 +1,169 @@
+.custom-player {
+  position: relative;
+  width: 100%;
+  aspect-ratio: 16 / 9;
+  overflow: hidden;
+  background: #020408;
+  color: #f4f7fb;
+}
+
+.custom-player video {
+  display: block;
+  width: 100%;
+  height: 100%;
+  object-fit: contain;
+  cursor: pointer;
+}
+
+.custom-player-loading {
+  position: absolute;
+  inset: 0;
+  display: grid;
+  place-items: center;
+  pointer-events: none;
+  background: rgba(2, 4, 8, 0.24);
+}
+
+.custom-player-loading span {
+  width: 38px;
+  height: 38px;
+  border: 3px solid rgba(255, 255, 255, 0.2);
+  border-top-color: #5b8cff;
+  border-radius: 50%;
+  animation: custom-player-spin 800ms linear infinite;
+}
+
+@keyframes custom-player-spin {
+  to { transform: rotate(360deg); }
+}
+
+.custom-player-controls {
+  position: absolute;
+  right: 0;
+  bottom: 0;
+  left: 0;
+  padding: 36px 16px 12px;
+  background: linear-gradient(transparent, rgba(0, 0, 0, 0.86));
+}
+
+.custom-player-timeline {
+  position: relative;
+  height: 16px;
+  display: flex;
+  align-items: center;
+}
+
+.custom-player-timeline::before,
+.custom-player-buffer {
+  position: absolute;
+  right: 0;
+  left: 0;
+  height: 4px;
+  border-radius: 999px;
+  content: '';
+}
+
+.custom-player-timeline::before {
+  background: rgba(255, 255, 255, 0.22);
+}
+
+.custom-player-buffer {
+  right: auto;
+  background: rgba(255, 255, 255, 0.46);
+}
+
+.custom-player-timeline input {
+  position: relative;
+  z-index: 2;
+  width: 100%;
+  margin: 0;
+  accent-color: #5b8cff;
+  cursor: pointer;
+}
+
+.custom-player-chapter-mark {
+  position: absolute;
+  z-index: 3;
+  width: 8px;
+  height: 8px;
+  padding: 0;
+  border: 2px solid #070a10;
+  border-radius: 50%;
+  background: #f6b94a;
+  transform: translateX(-50%);
+  cursor: pointer;
+}
+
+.custom-player-row {
+  display: flex;
+  align-items: center;
+  gap: 10px;
+  min-width: 0;
+}
+
+.custom-player-row button {
+  display: grid;
+  width: 36px;
+  height: 36px;
+  padding: 0;
+  place-items: center;
+  border: 0;
+  border-radius: 8px;
+  background: transparent;
+  color: inherit;
+  font-size: 19px;
+  cursor: pointer;
+}
+
+.custom-player-row button:hover,
+.custom-player-row button:focus-visible {
+  background: rgba(255, 255, 255, 0.12);
+  outline: none;
+}
+
+.custom-player-time {
+  min-width: 100px;
+  color: #e4e9f2;
+  font: 500 12px/1.2 Inter, sans-serif;
+  white-space: nowrap;
+}
+
+.custom-player-volume {
+  display: flex;
+  align-items: center;
+  gap: 7px;
+}
+
+.custom-player-volume input {
+  width: 76px;
+  accent-color: #5b8cff;
+}
+
+.custom-player-spacer {
+  flex: 1;
+}
+
+.custom-player-row select {
+  max-width: 150px;
+  height: 32px;
+  padding: 0 28px 0 9px;
+  border: 1px solid rgba(255, 255, 255, 0.18);
+  border-radius: 8px;
+  background: rgba(10, 14, 22, 0.88);
+  color: #f4f7fb;
+  font-size: 12px;
+}
+
+.custom-player:fullscreen {
+  width: 100vw;
+  height: 100vh;
+  aspect-ratio: auto;
+}
+
+@media (max-width: 640px) {
+  .custom-player-controls { padding: 28px 10px 8px; }
+  .custom-player-volume input { display: none; }
+  .custom-player-time { min-width: 82px; font-size: 11px; }
+  .custom-player-row { gap: 4px; }
+  .custom-player-row select { max-width: 104px; }
+}

frontend/src/viewer/pages/HomePage.tsx

@@ -4,6 +4,7 @@ import { Skeleton } from 'antd'
 import { SearchOutlined, VideoCameraOutlined } from '@ant-design/icons'
 import { fetchStreams, type StreamInfo } from '../../api/streams'
 import { useBrand } from '../../brand/BrandContext'
+import { mdToText } from '../components/Markdown'
 import './viewer.css'
 
 export default function HomePage() {
@@ -60,32 +61,23 @@ export default function HomePage() {
   })
   const visibleStreams = sorted.filter(stream => {
     const matchesFilter = filter === 'all' || stream.status === filter
-    const haystack = `${stream.title} ${stream.description || ''}`.toLowerCase()
+    const haystack = `${stream.title} ${mdToText(stream.description)}`.toLowerCase()
     return matchesFilter && haystack.includes(query.trim().toLowerCase())
   })
 
   return (
     <div className="viewer-shell">
-      <header className="viewer-hero">
+      <header className="viewer-header">
-        <nav className="viewer-nav" aria-label="主导航">
+        <div className="viewer-header-brand">
-          <span>{brand.brand_name}</span>
+          <div>
-          <button className="viewer-button viewer-button--ghost" type="button" onClick={() => document.getElementById('programmes')?.scrollIntoView()}>
+            <h1>{brand.brand_name}</h1>
-            节目目录
+            {brand.brand_tagline && <p>{brand.brand_tagline}</p>}
-          </button>
+          </div>
-        </nav>
+        </div>
-        <div className="viewer-eyebrow">LIVE PROGRAMME</div>
+        <div className="viewer-live-summary">
-        {brand.brand_logo_url && (
+          <span className="viewer-live-dot" />
-          <img src={brand.brand_logo_url} alt={brand.brand_name}
+          {sorted.filter(stream => stream.status === 'live').length} 个直播中
-            className="viewer-logo" />
+        </div>
-        )}
-        <h1 className="viewer-title">
-          {brand.brand_name}
-        </h1>
-        {brand.brand_tagline && (
-          <p className="viewer-tagline">
-            {brand.brand_tagline}
-          </p>
-        )}
       </header>
 
       <main className="viewer-main" id="programmes">
@@ -187,7 +179,7 @@ export default function HomePage() {
                         {s.title}
                       </h3>
                       <p>
-                        {s.description || '暂无简介'}
+                        {mdToText(s.description) || '暂无简介'}
                       </p>
                     </div>
                   </button>

frontend/src/viewer/pages/WatchPage.tsx

@@ -1,8 +1,9 @@
-import { useState, useEffect, useRef } from 'react'
+import { useState, useEffect, useRef, useCallback } from 'react'
 import { useParams, useNavigate } from 'react-router-dom'
-import { Select, Button, Typography, Tag, Spin, Empty, Alert } from 'antd'
+import { Button, Typography, Tag, Spin, Empty, Alert } from 'antd'
-import { ArrowLeftOutlined, WifiOutlined, SignalFilled } from '@ant-design/icons'
+import { ArrowLeftOutlined, SignalFilled } from '@ant-design/icons'
-import Hls from 'hls.js'
+import VideoPlayer, { type VideoPlayerHandle } from '../components/VideoPlayer'
+import Markdown from '../components/Markdown'
 import {
   getStreamStatusUrl,
   getWatchUrls,
@@ -21,7 +22,8 @@ export default function WatchPage() {
   const { brand } = useBrand()
   const navigate = useNavigate()
   const { id } = useParams<{ id: string }>()
-  const videoRef = useRef<HTMLVideoElement>(null)
+  const playerRef = useRef<VideoPlayerHandle>(null)
+  const getVideo = useCallback(() => playerRef.current?.getVideo() ?? null, [])
   const [info, setInfo] = useState<WatchInfo | null>(null)
   const [loading, setLoading] = useState(true)
   const [loadError, setLoadError] = useState('')
@@ -35,7 +37,6 @@ export default function WatchPage() {
   const [remoteAdjusted, setRemoteAdjusted] = useState(false)
   const [showPlaybackStats, setShowPlaybackStats] = useState(false)
   const [playbackStats, setPlaybackStats] = useState({ buffered: 0, currentTime: 0, droppedFrames: 0, resolution: '未知' })
-  const hlsRef = useRef<Hls | null>(null)
   const viewerSessionRef = useRef<string>('')
   const currentLine = info?.lines.find(line => line.node_id === activeLine)
 
@@ -52,7 +53,7 @@ export default function WatchPage() {
     if (!Number.isInteger(streamId) || streamId <= 0 || !info) return
 
     const heartbeat = async () => {
-      const video = videoRef.current
+      const video = getVideo()
       const bufferedSeconds = video && video.buffered.length
         ? Math.max(0, video.buffered.end(video.buffered.length - 1) - video.currentTime)
         : 0
@@ -180,61 +181,6 @@ export default function WatchPage() {
     return enabled[enabled.length - 1]
   }
 
-  useEffect(() => {
-    const video = videoRef.current
-    if (!info || !video) return
-    setPlaybackError('')
-    const previousTime = Number.isFinite(video.currentTime) ? video.currentTime : 0
-    const wasPaused = video.paused
-    const restorePlaybackState = () => {
-      if (previousTime > 0 && Number.isFinite(video.duration)) {
-        video.currentTime = Math.min(previousTime, Math.max(0, video.duration - 0.1))
-      }
-      if (!wasPaused) video.play().catch(() => {})
-    }
-    hlsRef.current?.destroy()
-    hlsRef.current = null
-    video.removeAttribute('src')
-    video.load()
-    if (info.replay_url && info.status !== 'live') {
-      video.src = info.replay_url
-      video.load()
-      return
-    }
-    if (info.status !== 'live' || !activeLine) return
-    const line = info.lines.find(l => l.node_id === activeLine)
-    if (!line) {
-      setPlaybackError('所选播放线路不可用')
-      return
-    }
-    const selectedLabel = activeQuality === 'auto' ? (autoQuality || line.qualities?.[0]?.label) : activeQuality
-    const quality = selectedLabel ? line.qualities?.find(q => q.label === selectedLabel) : line.qualities?.[0]
-    const source = quality?.url || line.url || line.unicast_fallback
-    if (!source) {
-      setPlaybackError('当前节目没有可用的播放地址')
-      return
-    }
-    if (Hls.isSupported()) {
-      const hi = new Hls({ enableWorker: false, lowLatencyMode: false })
-      hi.loadSource(source)
-      hi.attachMedia(video)
-      hi.on(Hls.Events.MANIFEST_PARSED, restorePlaybackState)
-      hi.on(Hls.Events.ERROR, (_e, detail) => {
-        if (detail.fatal) setPlaybackError('播放流加载失败，请尝试切换线路或稍后重试')
-      })
-      hlsRef.current = hi
-    } else if (video.canPlayType('application/vnd.apple.mpegurl')) {
-      video.src = source
-      video.addEventListener('loadedmetadata', restorePlaybackState, { once: true })
-      video.load()
-    } else {
-      setPlaybackError('当前浏览器不支持此播放格式')
-    }
-    return () => {
-      hlsRef.current?.destroy()
-      hlsRef.current = null
-    }
-  }, [activeLine, activeQuality, autoQuality, info])
 
   useEffect(() => {
     if (!info?.qualities.length) return
@@ -242,7 +188,7 @@ export default function WatchPage() {
   }, [info])
 
   useEffect(() => {
-    const video = videoRef.current
+    const video = getVideo()
     if (!video || !info || activeQuality !== 'auto') return
 
     const qualityLabels = info.qualities.map(quality => quality.label)
@@ -292,7 +238,7 @@ export default function WatchPage() {
   }, [activeQuality, info])
 
   useEffect(() => {
-    const video = videoRef.current
+    const video = getVideo()
     if (!video) return
     const updateStats = () => {
       const buffered = video.buffered.length
@@ -312,9 +258,8 @@ export default function WatchPage() {
   }, [activeLine, activeQuality, autoQuality])
 
   function jumpToChapter(time: number) {
-    if (!videoRef.current) return
+    playerRef.current?.seek(time)
-    videoRef.current.currentTime = time
+    void playerRef.current?.play().catch(() => {})
-    videoRef.current.play().catch(() => {})
   }
 
   useEffect(() => { document.title = info ? `${info.title} - ${brand.brand_name}` : brand.brand_name }, [info, brand])
@@ -354,14 +299,6 @@ export default function WatchPage() {
             <SignalFilled style={{ color: info.multicast_available ? '#5B8C5A' : '#5E5A52', fontSize: 12 }} />
             {info.multicast_available ? '组播' : '单播'}
           </Text>
-          <Select value={activeQuality || undefined} onChange={setActiveQuality} className="watch-quality" size="small"
-            options={[
-              { value: 'auto', label: `自动（${autoQuality || '检测中'}）` },
-              ...info.qualities.map(q => ({ value: q.label, label: q.label })),
-            ]} placeholder="清晰度" />
-          <Select value={activeLine || undefined} onChange={setActiveLine} className="watch-line" size="small"
-            options={info.lines.map(l => ({ value: l.node_id, label: l.node_name }))}
-            prefix={<WifiOutlined />} placeholder="线路" />
         </div>
       </header>
 
@@ -369,17 +306,30 @@ export default function WatchPage() {
         <div className="watch-content">
           <div className="watch-frame">
             <div className="watch-player" onContextMenu={event => { event.preventDefault(); setShowPlaybackStats(value => !value) }}>
-              <video ref={videoRef} controls autoPlay playsInline className="watch-video" />
+              <VideoPlayer
+                ref={playerRef}
+                live={info.status === 'live'}
+                replayUrl={info.status !== 'live' ? (info.replay_url || info.replay_local_url) : undefined}
+                lines={info.lines}
+                qualities={info.qualities}
+                activeLine={activeLine}
+                activeQuality={activeQuality}
+                autoQuality={autoQuality}
+                chapters={info.chapters}
+                onLineChange={setActiveLine}
+                onQualityChange={setActiveQuality}
+                onError={setPlaybackError}
+              />
               {showPlaybackStats && (
                 <section className="playback-stats" aria-label="播放统计信息">
-                  <div><span>播放状态</span><strong>{videoRef.current?.paused ? '暂停' : '播放中'}</strong></div>
+                  <div><span>播放状态</span><strong>{getVideo()?.paused ? '暂停' : '播放中'}</strong></div>
                   <div><span>线路</span><strong>{currentLine?.node_name || '不可用'}</strong></div>
                   <div><span>清晰度</span><strong>{activeQuality === 'auto' ? `自动（${autoQuality || '检测中'}）` : activeQuality}</strong></div>
                   <div><span>分辨率</span><strong>{playbackStats.resolution}</strong></div>
                   <div><span>时间码</span><strong>{playbackStats.currentTime.toFixed(1)} 秒</strong></div>
                   <div><span>缓冲</span><strong>{playbackStats.buffered.toFixed(1)} 秒</strong></div>
                   <div><span>丢帧</span><strong>{playbackStats.droppedFrames}</strong></div>
-                  <div className="playback-stats-url"><span>播放地址</span><strong>{videoRef.current?.currentSrc || '加载中'}</strong></div>
+                  <div className="playback-stats-url"><span>播放地址</span><strong>{getVideo()?.currentSrc || '加载中'}</strong></div>
                 </section>
               )}
             </div>
@@ -400,7 +350,7 @@ export default function WatchPage() {
           </div>
           {(info.description || info.chapters.length > 0) && (
             <aside className="watch-details">
-              {info.description && <p>{info.description}</p>}
+              {info.description && <Markdown content={info.description} />}
               {info.chapters.length > 0 && (
                 <section>
                   <h2>节目章节</h2>

frontend/src/viewer/pages/viewer.css

@@ -1,4 +1,6 @@
 .viewer-shell {
+  color: #F4F7FB;
+  background: radial-gradient(circle at 80% 0%, rgba(91,140,255,.16), transparent 32rem), #070A10;
   min-height: 100vh;
   width: 100%;
   max-width: 100vw;
@@ -577,3 +579,70 @@ button.stream-card:focus-visible {
     animation-iteration-count: 1 !important;
   }
 }
+
+
+/* Unified dark viewer system and compact homepage header */
+.viewer-shell {
+  min-height: 100vh;
+  color: #f4f7fb;
+  background: #070a10;
+}
+
+.viewer-header {
+  max-width: 1440px;
+  margin: 0 auto;
+  min-height: 76px;
+  padding: 14px 28px;
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: 20px;
+  border-bottom: 1px solid #1d2636;
+}
+
+.viewer-header-brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
+.viewer-header-logo { width: 42px; height: 42px; border-radius: 12px; object-fit: cover; }
+.viewer-header h1 { margin: 0; color: #f4f7fb; font-size: 20px; line-height: 1.2; }
+.viewer-header p { margin: 3px 0 0; color: #748096; font-size: 13px; }
+.viewer-live-summary { display: flex; align-items: center; gap: 8px; color: #aab4c5; font-size: 13px; white-space: nowrap; }
+.viewer-live-dot { width: 8px; height: 8px; border-radius: 50%; background: #ff647c; box-shadow: 0 0 0 5px rgba(255,100,124,.12); }
+
+.viewer-main { max-width: 1440px; margin: 0 auto; padding: 24px 28px 48px; }
+.viewer-section-heading { margin-bottom: 18px; }
+.viewer-section-heading h2 { color: #f4f7fb; }
+.viewer-section-heading span { color: #748096; }
+.viewer-directory-tools { margin-bottom: 22px; }
+.viewer-search { background: #10151f; border-color: #273044; color: #748096; box-shadow: none; }
+.viewer-search:focus-within { border-color: #5b8cff; box-shadow: 0 0 0 3px rgba(91,140,255,.14); }
+.viewer-search input { color: #f4f7fb; }
+.viewer-search input::placeholder { color: #748096; }
+.viewer-filter { color: #aab4c5; }
+.viewer-filter:hover { color: #f4f7fb; border-color: #273044; background: #171d29; }
+.viewer-filter.is-active { color: #fff; border-color: #5b8cff; background: #5b8cff; }
+.stream-card, .stream-card button { background: #10151f; color: #f4f7fb; border-color: #273044; }
+.stream-card:hover { border-color: #3b4a66; box-shadow: 0 18px 44px rgba(0,0,0,.28); }
+.stream-copy h3 { color: #f4f7fb; }
+.stream-copy p { color: #748096; }
+.viewer-footer { color: #748096; border-color: #1d2636; }
+
+@media (max-width: 640px) {
+  .viewer-header { min-height: 68px; padding: 12px 16px; }
+  .viewer-header p { display: none; }
+  .viewer-main { padding: 18px 16px 36px; }
+  .viewer-directory-tools { align-items: stretch; }
+}
+
+/* Final dark-theme normalization for player surfaces */
+.watch-shell, .watch-page { background: #070a10; color: #f4f7fb; }
+.watch-header { background: #10151f; border-color: #273044; }
+.watch-title, .watch-details h2 { color: #f4f7fb; }
+.watch-main, .watch-stage { background: #070a10; }
+.watch-player { background: #020408; border-color: #273044; box-shadow: 0 20px 60px rgba(0,0,0,.35); }
+.playback-stats { background: rgba(10,14,22,.94); color: #f4f7fb; border-color: #273044; }
+.playback-stats span, .watch-waiting .ant-typography, .chapter-list time { color: #748096; }
+.watch-waiting { background: rgba(7,10,16,.94); }
+.watch-details { background: #10151f; border-color: #273044; border-radius: 16px; }
+.watch-details p { color: #aab4c5; }
+.chapter-list button { background: #171d29; color: #f4f7fb; border-color: #273044; border-radius: 10px; }
+.chapter-list button:hover { background: #1d2636; border-color: #5b8cff; box-shadow: 0 8px 24px rgba(0,0,0,.24); }
+.chapter-list button:focus-visible { border-color: #5b8cff; box-shadow: 0 0 0 3px rgba(91,140,255,.18); }