diff --git a/vehicle-data-platform/apps/web/src/v2/pages/TrackPage.test.tsx b/vehicle-data-platform/apps/web/src/v2/pages/TrackPage.test.tsx
index fbbe0bb4..5f092b3c 100644
--- a/vehicle-data-platform/apps/web/src/v2/pages/TrackPage.test.tsx
+++ b/vehicle-data-platform/apps/web/src/v2/pages/TrackPage.test.tsx
@@ -172,11 +172,15 @@ test('renders a map-first replay workspace and connects stop, event, and panel i
   const view = render(<QueryClientProvider client={client}><MemoryRouter future={ROUTER_FUTURE} initialEntries={['/tracks?keyword=LTEST000000000001&dateFrom=2026-07-15T00:00&dateTo=2026-07-15T23:59']}><TrackPage /></MemoryRouter></QueryClientProvider>);
 
   expect((await screen.findAllByText('粤A12345')).length).toBeGreaterThan(0);
-  expect(view.container.querySelector('.v2-track-query-card.semi-card')).toHaveClass('is-collapsed');
-  expect(view.container.querySelector('.v2-track-rail-result.semi-card')).toBeInTheDocument();
+  expect(view.container.querySelector('.v2-track-rail-shell.semi-card')).toBeInTheDocument();
+  expect(view.container.querySelector('.v2-track-query-panel')).toHaveClass('is-collapsed');
+  expect(view.container.querySelector('.v2-track-rail-result')).toBeInTheDocument();
   expect(screen.getByRole('button', { name: '修改条件' })).toHaveAttribute('aria-expanded', 'false');
   expect(screen.queryByRole('textbox', { name: '搜索轨迹车辆' })).not.toBeInTheDocument();
   expect(view.container.querySelector('.v2-track-current-card.semi-card')).toBeInTheDocument();
+  expect(view.container.querySelector('.v2-track-current-coverage')).toBeInTheDocument();
+  expect(view.container.querySelector('.v2-track-coverage-float')).not.toBeInTheDocument();
+  expect(screen.getByRole('toolbar', { name: '地图轨迹工具' })).toBeInTheDocument();
   expect(view.container.querySelector('.v2-track-playback-dock.semi-card')).toBeInTheDocument();
   expect(screen.getByTestId('track-map')).toHaveAttribute('data-active-index', '0');
   expect(screen.getByText('停留 00:05:00 · 1 个点')).toBeInTheDocument();
@@ -198,7 +202,8 @@ test('renders a map-first replay workspace and connects stop, event, and panel i
   await waitFor(() => expect(client.getQueryCache().findAll({ queryKey: ['track-address'] })).toHaveLength(1));
 
   fireEvent.click(screen.getByRole('tab', { name: '概览' }));
-  expect(view.container.querySelectorAll('.v2-track-overview-card.semi-card')).toHaveLength(3);
+  expect(view.container.querySelectorAll('.v2-track-overview-section')).toHaveLength(3);
+  expect(view.container.querySelectorAll('.v2-track-overview-section.semi-card')).toHaveLength(0);
   expect(view.container.querySelector('.v2-track-overview-descriptions.semi-descriptions')).toBeInTheDocument();
   expect(view.container.querySelector('.v2-track-source-list.semi-list')).toBeInTheDocument();
   expect(view.container.querySelectorAll('.v2-track-source-item.semi-list-item')).toHaveLength(1);
diff --git a/vehicle-data-platform/apps/web/src/v2/pages/TrackPage.tsx b/vehicle-data-platform/apps/web/src/v2/pages/TrackPage.tsx
index 93135ff5..3d4ec856 100644
--- a/vehicle-data-platform/apps/web/src/v2/pages/TrackPage.tsx
+++ b/vehicle-data-platform/apps/web/src/v2/pages/TrackPage.tsx
@@ -153,7 +153,7 @@ function VehiclePicker({ value, onChange, onSelect }: { value: string; onChange:
 
 function OverviewPanel({ track }: { track: TrackPlaybackResponse }) {
   return <div className="v2-track-overview-panel">
-    <Card className="v2-track-overview-card" bodyStyle={{ padding: 0 }}>
+    <section className="v2-track-overview-section">
       <WorkspacePanelHeader variant="compact" title="行程概览" meta={<Tag color={track.sampled ? 'orange' : 'green'} type="light" size="small">{track.sampled ? '地图已抽稀' : '完整点集'}</Tag>} />
       <div className="v2-track-overview-card-body"><Descriptions className="v2-track-overview-descriptions" align="left" size="small" data={[
         { key: '开始时间', value: dateTime(track.summary.startTime) },
@@ -163,15 +163,15 @@ function OverviewPanel({ track }: { track: TrackPlaybackResponse }) {
         { key: '平均 / 最高速度', value: `${number(track.summary.averageSpeedKmh)} / ${number(track.summary.maximumSpeedKmh)} km/h` },
         { key: '停车 / 分段', value: `${track.summary.stopCount} / ${track.summary.segmentCount}` }
       ]} /></div>
-    </Card>
-    <Card className="v2-track-overview-card v2-track-source-card" bodyStyle={{ padding: 0 }}>
+    </section>
+    <section className="v2-track-overview-section v2-track-source-card">
       <WorkspacePanelHeader variant="compact" title="数据来源" meta={<Tag color="blue" type="light" size="small">{track.coverage.totalPoints.toLocaleString('zh-CN')} 个源点</Tag>} />
       <div className="v2-track-overview-card-body"><List className="v2-track-source-list">{track.sources.map((source) => <List.Item className="v2-track-source-item" key={source.protocol}><Tag color="blue" type="light" size="small">{source.protocol}</Tag><strong>{source.pointCount.toLocaleString('zh-CN')} 点</strong><small>{time(source.startTime)}–{time(source.endTime)}</small></List.Item>)}</List></div>
-    </Card>
-    <Card className={`v2-track-overview-card v2-track-quality-card is-${track.quality.status}`} bodyStyle={{ padding: 0 }}>
+    </section>
+    <section className={`v2-track-overview-section v2-track-quality-card is-${track.quality.status}`}>
       <WorkspacePanelHeader variant="compact" title="轨迹质量" meta={<Tag color={track.quality.status === 'good' ? 'green' : 'orange'} type="light" size="small">{track.quality.status === 'good' ? '通过' : '需关注'}</Tag>} />
       <div className="v2-track-overview-card-body"><p>{track.quality.evidence}</p><small>无效 {track.quality.invalidCoordinatePoints} · 重复 {track.quality.duplicatePoints} · 漂移 {track.quality.driftPoints} · 大间隔 {track.quality.largeGapCount}</small></div>
-    </Card>
+    </section>
   </div>;
 }
 
@@ -193,56 +193,58 @@ const TrackRail = memo(function TrackRail({ draft, track, loading, activeStopInd
   const activePreset = trackPreset(draft);
   const choosePreset = (daysBack: number) => onDraft({ ...draft, ...trackWindow(daysBack, daysBack > 0) });
   return <aside className="v2-track-rail">
-    <Card className={`v2-track-query-card${queryCollapsed ? ' is-collapsed' : ''}`} bodyStyle={{ padding: 0 }}>
-      <WorkspacePanelHeader
-        className="v2-track-query-header"
-        title="轨迹查询"
-        description={queryCollapsed ? '查询条件已应用' : '最长支持连续 7 天'}
-        actions={<>
-          <Button
-            className="v2-track-query-toggle"
-            theme="borderless"
-            type="tertiary"
-            size="small"
-            icon={<IconChevronRight />}
-            aria-label={queryCollapsed ? '修改条件' : '收起条件'}
-            aria-expanded={!queryCollapsed}
-            onClick={onToggleQuery}
-          >{queryCollapsed ? '修改条件' : '收起条件'}</Button>
-          <Button className="v2-track-rail-hide" theme="borderless" aria-label="隐藏查询与明细" icon={<IconChevronLeft />} onClick={onCollapse}><span className="v2-track-rail-hide-label">地图</span></Button>
-        </>}
-      />
-      {queryCollapsed ? <div className="v2-track-query-summary">
-        <span><strong>{draft.keyword || '尚未选择车辆'}</strong><small>{draft.dateFrom.replace('T', ' ').slice(5)} – {draft.dateTo.replace('T', ' ').slice(5)}</small></span>
-        <Tag color={draft.protocol ? 'blue' : 'grey'} type="light" size="small">{draft.protocol || '自动来源'}</Tag>
-      </div> : <form className="v2-track-query" onSubmit={onSubmit}>
-        <label><span>车辆</span><VehiclePicker value={draft.keyword} onChange={(keyword) => onDraft({ ...draft, keyword })} onSelect={(vehicle) => onDraft({ ...draft, keyword: vehicle.plate || vehicle.vin })} /></label>
-        <div className="v2-track-presets">
-          <Button theme={activePreset === 'today' ? 'solid' : 'light'} aria-pressed={activePreset === 'today'} onClick={() => choosePreset(0)}>今天</Button>
-          <Button theme={activePreset === 'yesterday' ? 'solid' : 'light'} aria-pressed={activePreset === 'yesterday'} onClick={() => choosePreset(1)}>昨天</Button>
-          <Button theme={activePreset === 'three-days' ? 'solid' : 'light'} aria-pressed={activePreset === 'three-days'} onClick={() => { const end = new Date(); const start = new Date(end); start.setDate(start.getDate() - 2); start.setHours(0, 0, 0, 0); onDraft({ ...draft, dateFrom: localDateTime(start), dateTo: localDateTime(end) }); }}>近 3 天</Button>
-        </div>
-        <div className="v2-track-date-grid"><label><span>开始时间</span><Input aria-label="开始时间" type="datetime-local" value={draft.dateFrom} onChange={(value) => onDraft({ ...draft, dateFrom: value })} /></label><label><span>结束时间</span><Input aria-label="结束时间" type="datetime-local" value={draft.dateTo} onChange={(value) => onDraft({ ...draft, dateTo: value })} /></label></div>
-        <label><span id="track-source-label">数据来源</span><Select aria-labelledby="track-source-label" value={draft.protocol} onChange={(value) => onDraft({ ...draft, protocol: String(value) })} optionList={[{ value: '', label: '自动选择最佳来源' }, { value: 'GB32960', label: 'GB32960 · 仪表盘里程' }, { value: 'JT808', label: 'JT808 · GPS 里程' }, { value: 'YUTONG_MQTT', label: 'YUTONG · 仪表盘里程' }]} /></label>
-        <Button className="v2-track-query-button" theme="solid" htmlType="submit" icon={<IconSearch />} loading={loading} disabled={!draft.keyword.trim()}>查询轨迹</Button>
-      </form>}
-    </Card>
+    <Card className="v2-track-rail-shell" bodyStyle={{ padding: 0 }}>
+      <section className={`v2-track-query-panel${queryCollapsed ? ' is-collapsed' : ''}`}>
+        <WorkspacePanelHeader
+          className="v2-track-query-header"
+          title="轨迹查询"
+          description={queryCollapsed ? '条件已应用，可随时修改' : '最长支持连续 7 天'}
+          actions={<>
+            <Button
+              className="v2-track-query-toggle"
+              theme="borderless"
+              type="tertiary"
+              size="small"
+              icon={<IconChevronRight />}
+              aria-label={queryCollapsed ? '修改条件' : '收起条件'}
+              aria-expanded={!queryCollapsed}
+              onClick={onToggleQuery}
+            >{queryCollapsed ? '修改条件' : '收起条件'}</Button>
+            <Button className="v2-track-rail-hide" theme="borderless" aria-label="隐藏查询与明细" icon={<IconChevronLeft />} onClick={onCollapse}><span className="v2-track-rail-hide-label">地图</span></Button>
+          </>}
+        />
+        {queryCollapsed ? <div className="v2-track-query-summary">
+          <span><strong>{draft.keyword || '尚未选择车辆'}</strong><small>{draft.dateFrom.replace('T', ' ').slice(5)} – {draft.dateTo.replace('T', ' ').slice(5)}</small></span>
+          <Tag color={draft.protocol ? 'blue' : 'grey'} type="light" size="small">{draft.protocol || '自动来源'}</Tag>
+        </div> : <form className="v2-track-query" onSubmit={onSubmit}>
+          <label><span>车辆</span><VehiclePicker value={draft.keyword} onChange={(keyword) => onDraft({ ...draft, keyword })} onSelect={(vehicle) => onDraft({ ...draft, keyword: vehicle.plate || vehicle.vin })} /></label>
+          <div className="v2-track-presets">
+            <Button theme={activePreset === 'today' ? 'solid' : 'light'} aria-pressed={activePreset === 'today'} onClick={() => choosePreset(0)}>今天</Button>
+            <Button theme={activePreset === 'yesterday' ? 'solid' : 'light'} aria-pressed={activePreset === 'yesterday'} onClick={() => choosePreset(1)}>昨天</Button>
+            <Button theme={activePreset === 'three-days' ? 'solid' : 'light'} aria-pressed={activePreset === 'three-days'} onClick={() => { const end = new Date(); const start = new Date(end); start.setDate(start.getDate() - 2); start.setHours(0, 0, 0, 0); onDraft({ ...draft, dateFrom: localDateTime(start), dateTo: localDateTime(end) }); }}>近 3 天</Button>
+          </div>
+          <div className="v2-track-date-grid"><label><span>开始时间</span><Input aria-label="开始时间" type="datetime-local" value={draft.dateFrom} onChange={(value) => onDraft({ ...draft, dateFrom: value })} /></label><label><span>结束时间</span><Input aria-label="结束时间" type="datetime-local" value={draft.dateTo} onChange={(value) => onDraft({ ...draft, dateTo: value })} /></label></div>
+          <label><span id="track-source-label">数据来源</span><Select aria-labelledby="track-source-label" value={draft.protocol} onChange={(value) => onDraft({ ...draft, protocol: String(value) })} optionList={[{ value: '', label: '自动选择最佳来源' }, { value: 'GB32960', label: 'GB32960 · 仪表盘里程' }, { value: 'JT808', label: 'JT808 · GPS 里程' }, { value: 'YUTONG_MQTT', label: 'YUTONG · 仪表盘里程' }]} /></label>
+          <Button className="v2-track-query-button" theme="solid" htmlType="submit" icon={<IconSearch />} loading={loading} disabled={!draft.keyword.trim()}>查询轨迹</Button>
+        </form>}
+      </section>
 
-    <Card className="v2-track-rail-result" bodyStyle={{ padding: 0 }}>
-      <WorkspacePanelHeader
-        variant="compact"
-        className="v2-track-result-header"
-        title={track ? track.plate || track.vin : '轨迹明细'}
-        description={track ? track.vin : '停留、事件与行程证据'}
-        meta={<Tag color={track ? 'blue' : 'grey'} type="light" size="small">{track ? `${number(track.summary.distanceKm)} km` : '等待查询'}</Tag>}
-      />
-      <SegmentedTabs className="v2-track-rail-tabs" ariaLabel="轨迹明细分类" value={tab} onChange={onTab} items={[{ key: 'stops', label: '停留点', count: track?.stops.length ?? 0 }, { key: 'events', label: '事件点', count: track?.events.length ?? 0 }, { key: 'overview', label: '概览' }]} />
-      <div className="v2-track-rail-scroll">
-        {!track ? <Empty className="v2-track-rail-empty" image={<IconMapPin />} title="选择车辆后查询轨迹" description="停留点、轨迹事件与行程证据会在这里统一呈现。" /> : null}
-        {track && tab === 'stops' ? <List className="v2-track-evidence-list v2-track-stop-list">{track.stops.map((stop, index) => <List.Item className="v2-track-evidence-item" key={`${stop.startTime}-${index}`}><Button theme="borderless" type="tertiary" className={`v2-track-list-action${activeStopIndexes.includes(index) ? ' is-active' : ''}`} onClick={() => onSelectIndex(stop.sampledIndex)}><i>{index + 1}</i><span><strong>{dateTime(stop.startTime)}</strong><small>停留 {formatDuration(stop.durationSeconds)} · {stop.pointCount} 个点</small></span><em>{time(stop.endTime)}</em></Button></List.Item>)}{!track.stops.length ? <Empty className="v2-track-list-empty" image={<IconMapPin />} title="当前没有停留点" description="时间窗内没有超过 3 分钟的连续停留。" /> : null}</List> : null}
-        {track && tab === 'events' ? <List className="v2-track-evidence-list v2-track-event-list">{track.events.map((event, index) => { const sampled = sampledEventIndex(event, track.points.length, track.summary.pointCount); return <List.Item className="v2-track-evidence-item" key={`${event.type}-${event.time}-${index}`}><Button theme="borderless" type="tertiary" className={`v2-track-list-action${activeEventIndexes.includes(index) ? ' is-active' : ''}`} onClick={() => onSelectIndex(sampled)}><i className={`is-${eventTone(event.type)}`}>{index + 1}</i><span><strong>{event.title}</strong><small>{dateTime(event.time)}</small></span><em>{number(event.speedKmh, 0)} km/h</em></Button></List.Item>; })}{!track.events.length ? <Empty className="v2-track-list-empty" image={<IconMapPin />} title="当前没有事件点" description="时间窗内没有识别到启停、急加速或异常间隔。" /> : null}</List> : null}
-        {track && tab === 'overview' ? <OverviewPanel track={track} /> : null}
-      </div>
+      <section className="v2-track-rail-result">
+        <WorkspacePanelHeader
+          variant="compact"
+          className="v2-track-result-header"
+          title={track ? track.plate || track.vin : '轨迹证据'}
+          description={track ? track.vin : '停留、事件与来源统一呈现'}
+          meta={<Tag color={track ? 'blue' : 'grey'} type="light" size="small">{track ? `${number(track.summary.distanceKm)} km` : '等待查询'}</Tag>}
+        />
+        <SegmentedTabs className="v2-track-rail-tabs" ariaLabel="轨迹明细分类" value={tab} onChange={onTab} items={[{ key: 'stops', label: '停留点', count: track?.stops.length ?? 0 }, { key: 'events', label: '事件点', count: track?.events.length ?? 0 }, { key: 'overview', label: '概览' }]} />
+        <div className="v2-track-rail-scroll">
+          {!track ? <Empty className="v2-track-rail-empty" image={<IconMapPin />} title="选择车辆后查询轨迹" description="停留点、轨迹事件与行程证据会在这里统一呈现。" /> : null}
+          {track && tab === 'stops' ? <List className="v2-track-evidence-list v2-track-stop-list">{track.stops.map((stop, index) => <List.Item className="v2-track-evidence-item" key={`${stop.startTime}-${index}`}><Button theme="borderless" type="tertiary" className={`v2-track-list-action${activeStopIndexes.includes(index) ? ' is-active' : ''}`} onClick={() => onSelectIndex(stop.sampledIndex)}><i>{index + 1}</i><span><strong>{dateTime(stop.startTime)}</strong><small>停留 {formatDuration(stop.durationSeconds)} · {stop.pointCount} 个点</small></span><em>{time(stop.endTime)}</em></Button></List.Item>)}{!track.stops.length ? <Empty className="v2-track-list-empty" image={<IconMapPin />} title="当前没有停留点" description="时间窗内没有超过 3 分钟的连续停留。" /> : null}</List> : null}
+          {track && tab === 'events' ? <List className="v2-track-evidence-list v2-track-event-list">{track.events.map((event, index) => { const sampled = sampledEventIndex(event, track.points.length, track.summary.pointCount); return <List.Item className="v2-track-evidence-item" key={`${event.type}-${event.time}-${index}`}><Button theme="borderless" type="tertiary" className={`v2-track-list-action${activeEventIndexes.includes(index) ? ' is-active' : ''}`} onClick={() => onSelectIndex(sampled)}><i className={`is-${eventTone(event.type)}`}>{index + 1}</i><span><strong>{event.title}</strong><small>{dateTime(event.time)}</small></span><em>{number(event.speedKmh, 0)} km/h</em></Button></List.Item>; })}{!track.events.length ? <Empty className="v2-track-list-empty" image={<IconMapPin />} title="当前没有事件点" description="时间窗内没有识别到启停、急加速或异常间隔。" /> : null}</List> : null}
+          {track && tab === 'overview' ? <OverviewPanel track={track} /> : null}
+        </div>
+      </section>
     </Card>
   </aside>;
 });
@@ -280,7 +282,7 @@ export default function TrackPage() {
   const [follow, setFollow] = useState(true);
   const [showStops, setShowStops] = useState(true);
   const [panelTab, setPanelTab] = useState<PanelTab>('stops');
-  const [railCollapsed, setRailCollapsed] = useState(() => typeof window !== 'undefined' && window.matchMedia('(max-width: 700px)').matches);
+  const [railCollapsed, setRailCollapsed] = useState(() => typeof window !== 'undefined' && window.matchMedia('(max-width: 960px)').matches);
   const [queryCollapsed, setQueryCollapsed] = useState(() => Boolean(criteria.keyword));
   const animationRef = useRef<number>();
   const lastFrameRef = useRef(0);
@@ -321,7 +323,7 @@ export default function TrackPage() {
   });
   const addressSettling = Boolean(!playing && currentAddressPoint && currentAddressPoint.key !== addressPoint?.key);
 
-  useEffect(() => { setActiveIndex(0); setPlaying(false); setFollow(true); setAddressPoint(undefined); if (track?.points.length) setRailCollapsed(window.matchMedia('(max-width: 700px)').matches); }, [track?.asOf]);
+  useEffect(() => { setActiveIndex(0); setPlaying(false); setFollow(true); setAddressPoint(undefined); if (track?.points.length) setRailCollapsed(window.matchMedia('(max-width: 960px)').matches); }, [track?.asOf]);
   useEffect(() => {
     if (!playing || points.length < 2) return;
     lastFrameRef.current = 0;
@@ -382,20 +384,21 @@ export default function TrackPage() {
       <TrackMap points={points} stops={track?.stops ?? []} activeIndex={boundedIndex} showStops={showStops} follow={follow} followDurationMs={playing ? Math.max(40, trackPlaybackInterval(playbackSpeed) - 10) : 180} onSelectIndex={selectIndex} onFollowChange={setFollow} />
 
       {railCollapsed ? <Button className="v2-track-rail-expand" theme="light" aria-label="展开查询与明细" icon={<IconList />} onClick={() => setRailCollapsed(false)}>查询与明细</Button> : null}
-      <div className="v2-track-stage-tools">
-        <Button theme={follow ? 'solid' : 'light'} aria-label={follow ? '关闭车辆跟随' : '开启车辆跟随'} className={follow ? 'is-active' : ''} icon={<IconMapPin />} disabled={!points.length} onClick={() => setFollow((value) => !value)}>{follow ? '跟随车辆' : '自由浏览'}</Button>
-        <Button theme={showStops ? 'solid' : 'light'} aria-label={showStops ? '隐藏停留点' : '显示停留点'} className={showStops ? 'is-active' : ''} icon={showStops ? <IconEyeOpened /> : <IconEyeClosed />} disabled={!track?.stops.length} onClick={() => setShowStops((value) => !value)}>停留点</Button>
-        <Button theme="light" aria-label="导出轨迹 CSV" icon={<IconDownload />} disabled={!track?.points.length} onClick={() => track && downloadTrackCsv(track)}>导出</Button>
+      <div className="v2-track-stage-tools" role="toolbar" aria-label="地图轨迹工具">
+        <Button theme="borderless" aria-label={follow ? '关闭车辆跟随' : '开启车辆跟随'} className={follow ? 'is-active' : ''} icon={<IconMapPin />} disabled={!points.length} onClick={() => setFollow((value) => !value)}>{follow ? '跟随车辆' : '自由浏览'}</Button>
+        <Button theme="borderless" aria-label={showStops ? '隐藏停留点' : '显示停留点'} className={showStops ? 'is-active' : ''} icon={showStops ? <IconEyeOpened /> : <IconEyeClosed />} disabled={!track?.stops.length} onClick={() => setShowStops((value) => !value)}>停留点</Button>
+        <Button theme="borderless" aria-label="导出轨迹 CSV" icon={<IconDownload />} disabled={!track?.points.length} onClick={() => track && downloadTrackCsv(track)}>导出</Button>
       </div>
 
       {track?.points.length ? <>
-        <div className={`v2-track-coverage-float${track.coverage.complete ? '' : ' is-warning'}`}><i />
-          <span><strong>{track.coverage.complete ? '时间窗完整' : '仅展示最新切片'}</strong><small title={track.coverage.evidence}>{track.coverage.evidence}</small></span>
-          <em>{track.coverage.processedPoints.toLocaleString('zh-CN')} 有效点 → {track.coverage.returnedPoints.toLocaleString('zh-CN')} 地图点</em>
-        </div>
         <Card className="v2-track-current-card" bodyStyle={{ padding: 0 }}>
-          <WorkspacePanelHeader variant="compact" title={track.plate || track.vin} description={dateTime(current?.deviceTime)} meta={`${number(progress, 0)}%`} />
-          <div><span><small>速度</small><strong>{number(current?.speedKmh ?? 0)}<em> km/h</em></strong></span><span><small>方向</small><strong>{direction(current?.directionDeg)}</strong></span><span><small>SOC</small><strong>{current?.socAvailable ? `${number(current.socPercent)}%` : '—'}</strong></span></div>
+          <WorkspacePanelHeader variant="compact" title={track.plate || track.vin} description={dateTime(current?.deviceTime)} meta={<Tag color="blue" type="light" size="small">{number(progress, 0)}%</Tag>} />
+          <div className="v2-track-current-metrics"><span><small>速度</small><strong>{number(current?.speedKmh ?? 0)}<em> km/h</em></strong></span><span><small>方向</small><strong>{direction(current?.directionDeg)}</strong></span><span><small>SOC</small><strong>{current?.socAvailable ? `${number(current.socPercent)}%` : '—'}</strong></span></div>
+          <div className="v2-track-current-source"><Tag color="blue" type="light" size="small">{current?.protocol || '未知来源'}</Tag><span>总里程 {number(current?.totalMileageKm ?? 0)} km</span><span>{alarm(current?.alarmFlag)}</span></div>
+          <div className={`v2-track-current-coverage${track.coverage.complete ? '' : ' is-warning'}`}><i />
+            <span><strong>{track.coverage.complete ? '时间窗完整' : '仅展示最新切片'}</strong><small title={track.coverage.evidence}>{track.coverage.evidence}</small></span>
+            <em>{track.coverage.processedPoints.toLocaleString('zh-CN')} → {track.coverage.returnedPoints.toLocaleString('zh-CN')} 点</em>
+          </div>
           <p title={addressSettling ? undefined : addressQuery.data?.formattedAddress}>{playing ? '播放中，暂停地址解析' : addressSettling ? '位置已变化，等待地址解析…' : addressQuery.isFetching ? '地址解析中…' : addressQuery.data?.formattedAddress || `${current?.longitude.toFixed(6)}, ${current?.latitude.toFixed(6)}`}</p>
         </Card>
       </> : <Card className="v2-track-empty-state" bodyStyle={{ padding: 0 }}><Empty image={<IconMapPin />} title="先选择车辆，再开始轨迹回放" description="地图会显示完整路径、停留点、事件点和播放位置。"><Button theme="solid" icon={<IconSearch />} onClick={() => setRailCollapsed(false)}>选择车辆</Button></Empty></Card>}
@@ -417,7 +420,6 @@ export default function TrackPage() {
           <label><span id="track-playback-speed-label">速度</span><Select aria-labelledby="track-playback-speed-label" value={playbackSpeed} onChange={(value) => setPlaybackSpeed(Number(value) as PlaybackSpeed)} optionList={speedOptions.map((speed) => ({ value: speed, label: `${speed}×` }))} /></label>
           <Button theme="borderless" aria-label="回到起点" icon={<IconRefresh />} onClick={() => selectIndex(0)} disabled={!boundedIndex} />
         </div>
-        <div className="v2-track-dock-metrics"><span><small>总里程</small><strong>{number(current?.totalMileageKm ?? 0)} km</strong></span><span><small>数据来源</small><strong>{current?.protocol || '—'}</strong></span><span><small>车辆状态</small><strong>{alarm(current?.alarmFlag)}</strong></span></div>
       </Card>
     </section>
   </div>;
diff --git a/vehicle-data-platform/apps/web/src/v2/productionEntry.test.ts b/vehicle-data-platform/apps/web/src/v2/productionEntry.test.ts
index f6ca2636..1298a015 100644
--- a/vehicle-data-platform/apps/web/src/v2/productionEntry.test.ts
+++ b/vehicle-data-platform/apps/web/src/v2/productionEntry.test.ts
@@ -287,12 +287,13 @@ describe('V2 production entry', () => {
     expect(corePageSources.TrackPage).toContain('<Input');
     expect(corePageSources.TrackPage).toContain('<Select');
     expect(corePageSources.TrackPage).toContain('<Slider');
-    expect(corePageSources.TrackPage).toContain('<Card className={`v2-track-query-card${queryCollapsed');
-    expect(corePageSources.TrackPage).toContain('<Card className="v2-track-rail-result"');
+    expect(corePageSources.TrackPage).toContain('<Card className="v2-track-rail-shell"');
+    expect(corePageSources.TrackPage).toContain('<section className={`v2-track-query-panel${queryCollapsed');
+    expect(corePageSources.TrackPage).toContain('<section className="v2-track-rail-result">');
     expect(corePageSources.TrackPage).toContain('<Card className="v2-track-current-card"');
     expect(corePageSources.TrackPage).toContain('<Card className="v2-track-empty-state"');
     expect(corePageSources.TrackPage).toContain('<Card className="v2-track-playback-dock"');
-    expect(corePageSources.TrackPage).toContain('<Card className="v2-track-overview-card"');
+    expect(corePageSources.TrackPage).toContain('<section className="v2-track-overview-section">');
     expect(corePageSources.TrackPage).toContain('<Descriptions className="v2-track-overview-descriptions"');
     expect(corePageSources.TrackPage).toContain('<Empty className="v2-track-rail-empty"');
     expect(corePageSources.TrackPage).toContain('<List className="v2-track-evidence-list v2-track-stop-list"');
@@ -300,15 +301,16 @@ describe('V2 production entry', () => {
     expect(corePageSources.TrackPage).toContain('<List.Item className="v2-track-evidence-item"');
     expect(corePageSources.TrackPage).toContain('<Empty image={<IconMapPin />} title="先选择车辆，再开始轨迹回放"');
     expect(corePageSources.TrackPage).not.toContain('<Card className="v2-track-overview-card"><header><strong>行程概览</strong><Tag color={track.sampled ? \'orange\' : \'green\'} type="light" size="small">{track.sampled ? \'地图已抽稀\' : \'完整点集\'}</Tag></header><dl>');
-    expect(corePageSources.TrackPage).toContain('<Card className="v2-track-overview-card v2-track-source-card"');
+    expect(corePageSources.TrackPage).toContain('<section className="v2-track-overview-section v2-track-source-card">');
     expect(corePageSources.TrackPage).toContain('<List className="v2-track-source-list"');
     expect(corePageSources.TrackPage).toContain('<List.Item className="v2-track-source-item"');
     expect(corePageSources.TrackPage).not.toContain('<Card className="v2-track-source-item"');
-    expect(corePageSources.TrackPage).toContain('<Card className={`v2-track-overview-card v2-track-quality-card');
+    expect(corePageSources.TrackPage).toContain('<section className={`v2-track-overview-section v2-track-quality-card');
     expect(corePageSources.TrackPage).not.toContain('<section className={`v2-track-quality-card');
     expect(corePageSources.TrackPage).not.toContain('<article key={source.protocol}');
     expect(corePageSources.TrackPage).not.toContain('<article className="v2-track-current-card"');
     expect(corePageSources.TrackPage).not.toContain('<footer className="v2-track-playback-dock"');
+    expect(corePageSources.TrackPage).not.toContain('v2-track-coverage-float');
     expect(corePageSources.TrackPage).not.toContain('<select');
     expect(corePageSources.TrackPage).not.toContain('<input');
     expect(corePageSources.TrackPage).not.toContain('<button');
@@ -430,8 +432,10 @@ describe('V2 production entry', () => {
     expect(corePageSources.OperationsPage).toContain('<Tag className={`v2-ops-health-tag');
     expect(reconciliationSource).toContain('<Tag className={`v2-reconcile-severity');
     expect(reconciliationSource).toContain('<Tag className={`v2-reconcile-status');
-    expect(v2Styles).toContain('.v2-track-rail-expand { z-index: 21; top: auto; bottom: calc(132px + env(safe-area-inset-bottom));');
-    expect(v2Styles).toContain('.v2-track-stage:has(.v2-track-current-card) .v2-track-rail-expand { bottom: calc(248px + env(safe-area-inset-bottom));');
+    expect(workspaceStyles).toContain('.v2-track-rail-expand {');
+    expect(workspaceStyles).toContain('bottom: calc(112px + env(safe-area-inset-bottom));');
+    expect(workspaceStyles).toContain('.v2-track-stage:has(.v2-track-current-card) .v2-track-rail-expand {');
+    expect(workspaceStyles).toContain('bottom: calc(252px + env(safe-area-inset-bottom));');
     expect(v2Styles).toContain('grid-template-rows: minmax(0, 1fr);');
     expect(appShellSource).toContain("section === 'tracks' ? ' is-track-workspace' : ''");
     expect(corePageSources.TrackPage).toContain("monitorReturn ? ' has-monitor-return' : ''");
@@ -439,8 +443,9 @@ describe('V2 production entry', () => {
     expect(v2Styles).toContain('.v2-content.is-track-workspace { min-height: 0; overflow: hidden; }');
     expect(workspaceStyles).toContain('.v2-workspace-panel-header.is-inverted > .v2-workspace-panel-copy > h5.semi-typography');
     expect(workspaceStyles).toContain('color: #f8fbff;');
-    expect(v2Styles).toContain('.v2-track-current-card > .semi-card-body > div strong { margin-top: 4px; color: var(--track-overlay-text);');
-    expect(v2Styles).toContain('.v2-track-current-card.semi-card { top: auto; right: 8px; bottom: 126px; left: 8px; width: auto; height: auto;');
+    expect(workspaceStyles).toContain('.v2-track-current-card > .semi-card-body > .v2-track-current-metrics strong {');
+    expect(workspaceStyles).toContain('.v2-track-current-card.semi-card,');
+    expect(workspaceStyles).toContain('bottom: 110px;');
     expect(workspaceFilterPanelSource).toContain("from './MobileFilterToggle'");
     expect(workspaceFilterPanelSource).toContain('<MobileFilterToggle');
     for (const name of ['VehiclePage', 'HistoryPage', 'AlertsPage', 'AccessPage', 'StatisticsPage', 'UsersPage', 'OperationsPage']) {
diff --git a/vehicle-data-platform/apps/web/src/v2/styles/workspace.css b/vehicle-data-platform/apps/web/src/v2/styles/workspace.css
index dba1465b..c3d8440a 100644
--- a/vehicle-data-platform/apps/web/src/v2/styles/workspace.css
+++ b/vehicle-data-platform/apps/web/src/v2/styles/workspace.css
@@ -18,6 +18,571 @@
   padding: 8px 14px;
 }
 
+/* Semi UI trajectory replay workspace: one evidence rail, one map overlay and
+ * one compact playback surface. */
+.v2-track-page {
+  grid-template-columns: 326px minmax(0, 1fr);
+  background: #edf2f7;
+}
+
+.v2-track-rail {
+  border-right: 0;
+  background: #f4f7fb;
+  padding: 8px;
+  box-shadow: inset -1px 0 #dfe6ef;
+}
+
+.v2-track-rail-shell.semi-card {
+  min-height: 0;
+  flex: 1;
+  overflow: hidden;
+  border: 1px solid #dfe6ef;
+  border-radius: 12px;
+  background: #fff;
+  box-shadow: 0 8px 24px rgba(27, 46, 72, .06);
+}
+
+.v2-track-rail-shell > .semi-card-body {
+  display: flex;
+  height: 100%;
+  min-height: 0;
+  flex-direction: column;
+}
+
+.v2-track-query-panel {
+  position: relative;
+  z-index: 2;
+  flex: 0 0 auto;
+  overflow: visible;
+  border-bottom: 1px solid #e3e9f1;
+  background: #fff;
+}
+
+.v2-track-query-panel .v2-track-query-header {
+  min-height: 58px;
+  border-bottom: 0;
+  padding: 10px 12px;
+}
+
+.v2-track-query-panel .v2-workspace-panel-copy > h5.semi-typography {
+  color: #26384f;
+  font-size: 15px;
+  font-weight: 750;
+}
+
+.v2-track-query-panel .v2-workspace-panel-copy > .semi-typography {
+  color: #8491a2;
+  font-size: 10px;
+}
+
+.v2-track-query-panel .v2-workspace-panel-actions {
+  gap: 2px;
+}
+
+.v2-track-query-panel .v2-track-query-toggle.semi-button {
+  width: auto;
+  min-width: 78px;
+  height: 32px;
+  justify-content: center;
+  border-radius: 7px;
+  padding: 0 8px;
+  color: #526780;
+  font-size: 10px;
+  font-weight: 700;
+}
+
+.v2-track-query-panel:not(.is-collapsed) .v2-track-query-toggle .semi-icon {
+  transform: rotate(90deg);
+}
+
+.v2-track-query-panel .v2-track-rail-hide.semi-button {
+  width: 32px;
+  min-width: 32px;
+  height: 32px;
+  border-radius: 7px;
+  color: #76869a;
+}
+
+.v2-track-query-panel .v2-track-query-summary {
+  min-height: 56px;
+  padding: 7px 12px 11px;
+  background: linear-gradient(180deg, #fff 0%, #fbfcfe 100%);
+}
+
+.v2-track-query-panel .v2-track-query-summary strong {
+  color: #30445d;
+  font-size: 12px;
+}
+
+.v2-track-query-panel .v2-track-query-summary small,
+.v2-track-query-panel .v2-track-query-summary .semi-tag {
+  font-size: 9px;
+}
+
+.v2-track-query-panel .v2-track-query {
+  border-bottom: 0;
+  padding: 10px 12px 13px;
+}
+
+.v2-track-rail-result {
+  display: flex;
+  min-height: 0;
+  flex: 1;
+  flex-direction: column;
+  overflow: hidden;
+  background: #fff;
+}
+
+.v2-track-result-header {
+  min-height: 62px;
+  background: #fbfcfe;
+  padding: 9px 12px;
+}
+
+.v2-track-result-header .v2-workspace-panel-copy > h5.semi-typography {
+  color: #25384f;
+  font-size: 14px;
+}
+
+.v2-track-result-header .v2-workspace-panel-copy > .semi-typography {
+  color: #8592a3;
+  font-size: 9px;
+}
+
+.v2-track-result-header .v2-workspace-panel-meta .semi-tag {
+  border-radius: 999px;
+  padding-inline: 8px;
+  font-size: 10px;
+  font-weight: 700;
+}
+
+.v2-track-rail-tabs {
+  height: 42px;
+  flex-basis: 42px;
+  border-block: 1px solid #e3e9f1;
+  border-bottom-color: #dfe6ef;
+  background: #fff;
+  padding-inline: 7px;
+}
+
+.v2-track-rail-tabs > .semi-button {
+  height: 40px;
+  font-size: 11px;
+}
+
+.v2-track-rail-scroll {
+  background: #f6f8fb;
+  scrollbar-color: #c8d3e0 transparent;
+}
+
+.v2-track-overview-panel {
+  gap: 7px;
+  padding: 7px;
+}
+
+.v2-track-overview-section {
+  overflow: hidden;
+  border: 1px solid #e2e8f0;
+  border-radius: 10px;
+  background: #fff;
+  box-shadow: 0 2px 8px rgba(32, 54, 82, .035);
+}
+
+.v2-track-overview-section .v2-workspace-panel-header {
+  border-bottom: 1px solid #edf1f5;
+  background: #fbfcfe;
+}
+
+.v2-track-overview-section .v2-workspace-panel-actions {
+  max-width: none;
+}
+
+.v2-track-overview-section .v2-workspace-panel-header .semi-tag {
+  flex: 0 0 auto;
+  border-radius: 999px;
+  font-size: 9px;
+}
+
+.v2-track-quality-card.is-good {
+  background: #f7fcf9;
+}
+
+.v2-track-quality-card.is-warning {
+  background: #fffaf2;
+}
+
+.v2-track-quality-card.is-good .v2-workspace-panel-header {
+  background: #f3fbf7;
+}
+
+.v2-track-quality-card.is-warning .v2-workspace-panel-header {
+  background: #fff8ed;
+}
+
+.v2-track-stage {
+  background: #e7edf4;
+}
+
+.v2-track-stage-tools {
+  top: 14px;
+  right: 14px;
+  gap: 2px;
+  overflow: hidden;
+  border: 1px solid rgba(211, 221, 233, .95);
+  border-radius: 10px;
+  background: rgba(255, 255, 255, .95);
+  padding: 3px;
+  box-shadow: 0 10px 28px rgba(27, 45, 69, .12);
+  backdrop-filter: blur(14px);
+}
+
+.v2-track-stage-tools > .semi-button {
+  height: 34px;
+  border: 0;
+  border-radius: 7px;
+  background: transparent;
+  padding-inline: 10px;
+  color: #5f7187;
+  box-shadow: none;
+  backdrop-filter: none;
+  font-size: 11px;
+}
+
+.v2-track-stage-tools > .semi-button:hover {
+  background: #f2f6fb;
+}
+
+.v2-track-stage-tools > .semi-button.is-active {
+  border: 0;
+  background: #eaf2ff;
+  color: var(--v2-blue);
+}
+
+.v2-track-current-card.semi-card {
+  top: 14px;
+  left: 14px;
+  width: min(360px, calc(100% - 330px));
+  min-width: 310px;
+  border: 1px solid rgba(210, 221, 234, .97);
+  border-radius: 12px;
+  background: rgba(255, 255, 255, .97);
+  box-shadow: 0 14px 36px rgba(27, 46, 72, .15);
+  backdrop-filter: blur(16px);
+}
+
+.v2-track-current-card .v2-workspace-panel-header {
+  min-height: 52px;
+  padding: 8px 11px;
+}
+
+.v2-track-current-card .v2-workspace-panel-meta .semi-tag {
+  min-width: 46px;
+  justify-content: center;
+  border-radius: 999px;
+  padding-inline: 8px;
+  font-size: 10px;
+  font-weight: 750;
+}
+
+.v2-track-current-card > .semi-card-body > .v2-track-current-metrics {
+  display: grid;
+  grid-template-columns: 1fr 1fr 1fr;
+  border-block: 1px solid #e5ebf2;
+}
+
+.v2-track-current-card > .semi-card-body > .v2-track-current-metrics > span {
+  min-width: 0;
+  padding: 7px 11px;
+}
+
+.v2-track-current-card > .semi-card-body > .v2-track-current-metrics > span + span {
+  border-left: 1px solid #e5ebf2;
+}
+
+.v2-track-current-card > .semi-card-body > .v2-track-current-metrics small {
+  color: #8491a2;
+  font-size: 9px;
+}
+
+.v2-track-current-card > .semi-card-body > .v2-track-current-metrics strong {
+  margin-top: 4px;
+  color: #25384f;
+  font-size: 12px;
+  text-shadow: none;
+}
+
+.v2-track-current-card > .semi-card-body > .v2-track-current-source {
+  display: flex;
+  min-height: 34px;
+  grid-template-columns: none;
+  align-items: center;
+  gap: 8px;
+  border: 0;
+  border-bottom: 1px solid #e8edf3;
+  padding: 5px 10px;
+  color: #66778c;
+  font-size: 9px;
+}
+
+.v2-track-current-source .semi-tag {
+  flex: 0 0 auto;
+  border-radius: 6px;
+  font-size: 8px;
+}
+
+.v2-track-current-card > .semi-card-body > .v2-track-current-source > span {
+  min-width: 0;
+  overflow: hidden;
+  padding: 0;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.v2-track-current-source > span:last-child {
+  margin-left: auto;
+}
+
+.v2-track-current-card > .semi-card-body > .v2-track-current-coverage {
+  display: grid;
+  min-height: 42px;
+  grid-template-columns: 7px minmax(0, 1fr) auto;
+  align-items: center;
+  gap: 8px;
+  border: 0;
+  border-bottom: 1px solid #e8edf3;
+  padding: 7px 10px;
+}
+
+.v2-track-current-coverage > i {
+  width: 7px;
+  height: 7px;
+  border-radius: 50%;
+  background: #18a86b;
+  box-shadow: 0 0 0 4px rgba(24, 168, 107, .1);
+}
+
+.v2-track-current-coverage.is-warning > i {
+  background: #eea33a;
+  box-shadow: 0 0 0 4px rgba(238, 163, 58, .11);
+}
+
+.v2-track-current-card > .semi-card-body > .v2-track-current-coverage > span {
+  display: grid;
+  min-width: 0;
+  gap: 2px;
+  padding: 0;
+}
+
+.v2-track-current-coverage strong,
+.v2-track-current-coverage small {
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.v2-track-current-coverage strong {
+  color: #34475e;
+  font-size: 10px;
+}
+
+.v2-track-current-coverage small {
+  color: #8795a8;
+  font-size: 8px;
+}
+
+.v2-track-current-coverage em {
+  color: #6d7e92;
+  font-size: 8px;
+  font-style: normal;
+  white-space: nowrap;
+}
+
+.v2-track-current-card > .semi-card-body > p {
+  min-height: 34px;
+  padding: 8px 10px;
+  color: #52657b;
+  font-size: 9px;
+}
+
+.v2-track-playback-dock.semi-card {
+  min-height: 96px;
+  border-top-color: rgba(205, 216, 229, .98);
+  background: rgba(255, 255, 255, .97);
+  box-shadow: 0 -10px 30px rgba(24, 41, 63, .12);
+  backdrop-filter: blur(16px);
+}
+
+.v2-track-playback-dock > .semi-card-body {
+  min-height: 96px;
+  grid-template-columns: 136px minmax(220px, 1fr) auto;
+  gap: 14px;
+  padding: 10px 14px !important;
+}
+
+.v2-track-dock-summary strong {
+  font-size: 17px;
+}
+
+.v2-track-dock-summary span {
+  font-size: 9px;
+}
+
+.v2-track-segment-rail,
+.v2-track-segment-placeholder {
+  height: 8px;
+  border-radius: 4px;
+}
+
+.v2-track-progress-slider.semi-slider-wrapper {
+  margin: 8px 0 4px;
+}
+
+.v2-track-progress-meta {
+  font-size: 9px;
+}
+
+.v2-track-dock-controls {
+  gap: 4px;
+}
+
+.v2-track-dock-controls > .semi-button {
+  width: 32px;
+  min-width: 32px;
+  height: 32px;
+  border-radius: 8px;
+}
+
+.v2-track-dock-controls > .semi-button.is-primary {
+  width: 40px;
+  min-width: 40px;
+  height: 40px;
+}
+
+@media (max-width: 1180px) {
+  .v2-track-page {
+    grid-template-columns: 304px minmax(0, 1fr);
+  }
+
+  .v2-track-page.is-rail-collapsed {
+    grid-template-columns: 0 minmax(0, 1fr);
+  }
+
+  .v2-track-current-card.semi-card {
+    top: 62px;
+    width: min(360px, calc(100% - 28px));
+    min-width: 0;
+  }
+
+  .v2-track-page.is-rail-collapsed .v2-track-current-card.semi-card {
+    top: 14px;
+    width: min(360px, calc(100% - 330px));
+    min-width: 310px;
+  }
+
+  .v2-track-playback-dock > .semi-card-body {
+    grid-template-columns: minmax(220px, 1fr) auto;
+  }
+
+  .v2-track-dock-summary {
+    display: none;
+  }
+}
+
+@media (max-width: 700px) {
+  .v2-track-detail-sidesheet .v2-track-rail {
+    padding: 0;
+    background: #fff;
+    box-shadow: none;
+  }
+
+  .v2-track-detail-sidesheet .v2-track-rail-shell.semi-card {
+    border: 0;
+    border-radius: 0;
+    box-shadow: none;
+  }
+
+  .v2-track-query-panel .v2-track-query-header {
+    min-height: 52px;
+    padding: 8px 12px;
+  }
+
+  .v2-track-result-header {
+    min-height: 58px;
+  }
+
+  .v2-track-stage-tools {
+    top: 8px;
+    right: 8px;
+    padding: 2px;
+  }
+
+  .v2-track-stage-tools > .semi-button {
+    width: 38px;
+    min-width: 38px;
+    height: 38px;
+    justify-content: center;
+    padding: 0;
+  }
+
+  .v2-track-current-card.semi-card,
+  .v2-track-page.is-rail-collapsed .v2-track-current-card.semi-card {
+    top: auto;
+    right: 8px;
+    bottom: 110px;
+    left: 8px;
+    width: auto;
+    min-width: 0;
+    border-radius: 11px;
+  }
+
+  .v2-track-current-card .v2-workspace-panel-header {
+    min-height: 46px;
+    padding: 7px 9px;
+  }
+
+  .v2-track-current-card > .semi-card-body > .v2-track-current-metrics > span {
+    padding: 6px 9px;
+  }
+
+  .v2-track-current-card > .semi-card-body > .v2-track-current-source {
+    min-height: 31px;
+    padding: 4px 9px;
+  }
+
+  .v2-track-current-card > .semi-card-body > .v2-track-current-coverage {
+    min-height: 34px;
+    grid-template-columns: 7px minmax(0, 1fr) auto;
+    padding: 5px 9px;
+  }
+
+  .v2-track-current-coverage small {
+    display: none;
+  }
+
+  .v2-track-current-card > .semi-card-body > p {
+    display: none;
+  }
+
+  .v2-track-playback-dock.semi-card,
+  .v2-track-playback-dock > .semi-card-body {
+    min-height: 102px;
+  }
+
+  .v2-track-playback-dock > .semi-card-body {
+    grid-template-columns: minmax(0, 1fr) auto;
+    gap: 8px;
+    padding: 8px !important;
+  }
+
+  .v2-track-rail-expand {
+    bottom: calc(112px + env(safe-area-inset-bottom));
+  }
+
+  .v2-track-stage:has(.v2-track-current-card) .v2-track-rail-expand {
+    bottom: calc(252px + env(safe-area-inset-bottom));
+  }
+}
+
 /*
  * Semi UI admin workspace scale.
  * Access management is the visual baseline: history and alerts use the same