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 1907745e..e59c0e4b 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
@@ -276,6 +276,10 @@ test('uses a Semi bottom SideSheet for mobile track criteria and evidence', asyn
   expect(screen.queryByRole('textbox', { name: '搜索轨迹车辆' })).not.toBeInTheDocument();
   expect(screen.getByText('07-15 00:00 – 07-15 23:59 · 自动来源')).toBeInTheDocument();
   expect(screen.getByText('8 km · 1 个停留 · 3 个事件')).toBeInTheDocument();
+  expect(sheet).toHaveStyle({ height: 'min(82dvh, 326px)' });
+  fireEvent.click(screen.getByRole('tab', { name: /事件点/ }));
+  await waitFor(() => expect(sheet).toHaveStyle({ height: 'min(82dvh, 450px)' }));
+  fireEvent.click(screen.getByRole('tab', { name: /停留点/ }));
   fireEvent.click(screen.getByRole('button', { name: /停留 00:05:00/ }));
   expect(view.container.querySelector('.v2-track-page')).toHaveClass('is-rail-collapsed');
   fireEvent.click(screen.getByRole('button', { name: '打开轨迹详情' }));
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 6704617f..4208af26 100644
--- a/vehicle-data-platform/apps/web/src/v2/pages/TrackPage.tsx
+++ b/vehicle-data-platform/apps/web/src/v2/pages/TrackPage.tsx
@@ -39,6 +39,9 @@ const TRACK_SOURCE_OPTIONS = [
 const numberFormatters = new Map<number, Intl.NumberFormat>();
 const timeFormatter = new Intl.DateTimeFormat('zh-CN', { timeZone: 'Asia/Shanghai', hour12: false, hour: '2-digit', minute: '2-digit', second: '2-digit' });
 const dateTimeFormatter = new Intl.DateTimeFormat('zh-CN', { timeZone: 'Asia/Shanghai', hour12: false, month: '2-digit', day: '2-digit', hour: '2-digit', minute: '2-digit', second: '2-digit' });
+const TRACK_SHEET_MAX_HEIGHT_PX = 720;
+const TRACK_SHEET_CHROME_HEIGHT_PX = 264;
+const TRACK_SHEET_ROW_HEIGHT_PX = 62;
 
 function number(value: number, digits = 1) {
   let formatter = numberFormatters.get(digits);
@@ -116,6 +119,14 @@ function eventTone(type: string) {
   return 'info';
 }
 
+function mobileTrackSheetHeight(track: TrackPlaybackResponse | undefined, queryCollapsed: boolean, tab: PanelTab) {
+  if (!track || !queryCollapsed || tab === 'overview') return `min(82dvh, ${TRACK_SHEET_MAX_HEIGHT_PX}px)`;
+  const itemCount = tab === 'stops' ? track.stops.length : track.events.length;
+  const visibleRows = itemCount ? Math.min(itemCount, 7) : 2;
+  const contentHeight = Math.min(TRACK_SHEET_MAX_HEIGHT_PX, TRACK_SHEET_CHROME_HEIGHT_PX + visibleRows * TRACK_SHEET_ROW_HEIGHT_PX);
+  return `min(82dvh, ${contentHeight}px)`;
+}
+
 function VehiclePicker({ value, onChange, onSelect }: { value: string; onChange: (value: string) => void; onSelect: (vehicle: VehicleRow) => void }) {
   const [open, setOpen] = useState(false);
   const [debounced, setDebounced] = useState(value.trim());
@@ -390,7 +401,7 @@ export default function TrackPage() {
       className="v2-track-detail-sidesheet"
       visible={!railCollapsed}
       placement="bottom"
-      height="min(82dvh, 720px)"
+      height={mobileTrackSheetHeight(track, queryCollapsed, panelTab)}
       aria-label="轨迹查询与明细"
       title={<div className="v2-track-detail-sheet-title"><strong>轨迹查询与明细</strong><span>{track ? `${number(track.summary.distanceKm)} km · ${track.stops.length} 个停留 · ${track.events.length} 个事件` : '选择车辆和时间范围'}</span></div>}
       footer={null}
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 45cfcd19..14d2295d 100644
--- a/vehicle-data-platform/apps/web/src/v2/styles/workspace.css
+++ b/vehicle-data-platform/apps/web/src/v2/styles/workspace.css
@@ -3217,6 +3217,88 @@
   }
 }
 
+@media (max-width: 700px) and (max-height: 500px) and (orientation: landscape) {
+  .v2-track-current-card.semi-card,
+  .v2-track-page.is-rail-collapsed .v2-track-current-card.semi-card {
+    top: 6px;
+    right: auto;
+    bottom: auto;
+    left: 8px;
+    width: min(318px, 48vw);
+    min-width: 0;
+    border-radius: 10px;
+  }
+
+  .v2-track-current-card .v2-workspace-panel-header {
+    min-height: 42px;
+    padding: 5px 8px;
+  }
+
+  .v2-track-current-card .v2-workspace-panel-meta .semi-tag {
+    min-width: 40px;
+    padding-inline: 6px;
+    font-size: 9px;
+  }
+
+  .v2-track-current-card > .semi-card-body > .v2-track-current-metrics > span {
+    padding: 5px 6px;
+  }
+
+  .v2-track-current-card > .semi-card-body > .v2-track-current-metrics small {
+    font-size: 8px;
+  }
+
+  .v2-track-current-card > .semi-card-body > .v2-track-current-metrics strong {
+    margin-top: 2px;
+    font-size: 12px;
+  }
+
+  .v2-track-current-card > .semi-card-body > .v2-track-current-evidence {
+    min-height: 32px;
+    gap: 5px;
+    padding: 4px 7px;
+  }
+
+  .v2-track-current-evidence > em {
+    display: none;
+  }
+
+  .v2-track-stage-tools {
+    top: 6px;
+    right: 8px;
+  }
+
+  .v2-track-page.is-mobile-layout .v2-track-playback-dock.semi-card,
+  .v2-track-page.is-mobile-layout .v2-track-playback-dock > .semi-card-body {
+    min-height: 88px;
+  }
+
+  .v2-track-page.is-mobile-layout .v2-track-playback-dock > .semi-card-body {
+    gap: 6px;
+    padding: 6px 8px !important;
+  }
+
+  .v2-track-page.is-mobile-layout .v2-track-progress-slider.semi-slider-wrapper {
+    margin-block: 6px 2px;
+  }
+
+  .v2-track-stage:has(.v2-track-current-card) .v2-track-rail-expand {
+    top: 52px;
+    right: 8px;
+    bottom: auto;
+    left: auto;
+    min-width: 126px;
+    min-height: 38px;
+    padding: 5px 8px;
+    transform: none;
+  }
+
+  .v2-track-rail-expand.semi-button .semi-icon {
+    width: 26px;
+    height: 26px;
+  }
+}
+
 /* Mileage workspace refinement: expose the active source strategy and keep the
  * mobile matrix dense without sacrificing the fixed plate/period columns. */
 .v2-mileage-source-trigger .semi-button-content {