diff --git a/vehicle-data-platform/apps/web/src/v2/pages/VehiclePage.test.tsx b/vehicle-data-platform/apps/web/src/v2/pages/VehiclePage.test.tsx
index 748b23e2..3439a04a 100644
--- a/vehicle-data-platform/apps/web/src/v2/pages/VehiclePage.test.tsx
+++ b/vehicle-data-platform/apps/web/src/v2/pages/VehiclePage.test.tsx
@@ -206,9 +206,13 @@ test('shows deduplicated Semi vehicle candidates and opens the selected VIN', as
   expect(initialQuery).toBeDefined();
   expect(initialQuery!.get('limit')).toBe('10');
   expect(screen.getByRole('heading', { name: '授权车辆目录', level: 5 })).toBeInTheDocument();
-  expect(await screen.findByText('本页 1 辆')).toBeInTheDocument();
-  expect(screen.getByText('本页在线 1')).toBeInTheDocument();
-  expect(screen.getByText('多源车辆 0')).toBeInTheDocument();
+  const directoryMetrics = screen.getByRole('list', { name: '车辆目录摘要' });
+  expect(directoryMetrics.closest('.v2-vehicle-directory-metric-rail')).toHaveClass('semi-card', 'v2-workspace-metric-rail', 'is-queue');
+  expect(Array.from(directoryMetrics.querySelectorAll(':scope > [role="listitem"] > small')).map((item) => item.textContent)).toEqual(['授权车辆', '本页在线', '多源车辆', '当前页']);
+  expect(directoryMetrics.querySelector(':scope > [role="listitem"]:nth-child(1)')).toHaveTextContent('授权车辆2辆账号范围');
+  expect(directoryMetrics.querySelector(':scope > [role="listitem"]:nth-child(2)')).toHaveTextContent('本页在线1辆本页 1 辆');
+  expect(directoryMetrics.querySelector(':scope > [role="listitem"]:nth-child(3)')).toHaveTextContent('多源车辆0辆2+ 协议来源');
+  expect(screen.getByRole('button', { name: '刷新车辆目录' })).toHaveClass('semi-button');
   expect(view.container.querySelector('.v2-vehicle-directory-table.semi-table-wrapper')).toBeInTheDocument();
   expect(view.container.querySelector('.v2-vehicle-search-page')).toHaveClass('v2-vehicle-directory-v3');
   expect(view.container.querySelector('.v2-vehicle-directory-profile')).toHaveTextContent('测试品牌13800000000');
@@ -261,8 +265,9 @@ test('keeps the mobile vehicle directory primary and applies search from a Semi
 
   const view = render(<QueryClientProvider client={client}><MemoryRouter initialEntries={['/vehicles']} future={ROUTER_FUTURE}><Routes><Route path="/vehicles" element={<VehiclePage />} /></Routes></MemoryRouter></QueryClientProvider>);
 
-  expect(await screen.findByText('本页 8 辆')).toBeInTheDocument();
-  expect(screen.getAllByRole('listitem')).toHaveLength(8);
+  const mobileDirectoryMetrics = await screen.findByRole('list', { name: '车辆目录摘要' });
+  await waitFor(() => expect(mobileDirectoryMetrics).toHaveTextContent('本页在线6辆本页 8 辆'));
+  expect(view.container.querySelectorAll('.v2-vehicle-recent-grid [role="listitem"]')).toHaveLength(8);
   expect(screen.getAllByRole('button', { name: /打开 .* 车辆档案/ })).toHaveLength(8);
   expect(screen.getAllByText(/GB\/T 32960|JT\/T 808/).length).toBeGreaterThan(0);
   expect(view.container.querySelector('.v2-vehicle-directory-table')).not.toBeInTheDocument();
diff --git a/vehicle-data-platform/apps/web/src/v2/pages/VehicleSearchWorkspace.tsx b/vehicle-data-platform/apps/web/src/v2/pages/VehicleSearchWorkspace.tsx
index c3cf425a..2822fb2a 100644
--- a/vehicle-data-platform/apps/web/src/v2/pages/VehicleSearchWorkspace.tsx
+++ b/vehicle-data-platform/apps/web/src/v2/pages/VehicleSearchWorkspace.tsx
@@ -18,7 +18,7 @@ import { VehicleCandidateList } from '../shared/VehicleCandidateList';
 import { mergeVehicleCandidates } from '../shared/vehicleCandidates';
 import { WorkspaceCommandBar } from '../shared/WorkspaceCommandBar';
 import { WorkspaceFilterPanel } from '../shared/WorkspaceFilterPanel';
-import { WorkspacePanelHeader } from '../shared/WorkspacePanelHeader';
+import { WorkspaceMetricRail, type WorkspaceQueueMetricRailItem } from '../shared/WorkspaceMetricRail';
 
 const VehicleProfileSyncPanel = lazy(() => import('./VehicleProfileSyncPanel'));
 
@@ -150,6 +150,40 @@ export default function VehicleSearchWorkspace() {
   const mobileFilterSummary = deferredKeyword
     ? `${deferredKeyword} · ${candidates.data ? `${candidates.data.total.toLocaleString('zh-CN')} 辆匹配` : '正在查找'}`
     : candidates.data ? `${candidates.data.total.toLocaleString('zh-CN')} 辆授权车辆` : '正在读取授权范围';
+  const directoryMetrics: WorkspaceQueueMetricRailItem[] = [
+    {
+      label: deferredKeyword ? '匹配车辆' : '授权车辆',
+      value: <>{candidates.data ? formatZhNumber(total) : '—'}<i className="v2-vehicle-directory-unit">辆</i></>,
+      note: deferredKeyword ? '当前条件' : '账号范围',
+      tone: 'primary',
+      emphasis: 'primary'
+    },
+    {
+      label: '本页在线',
+      value: <>{candidates.data ? formatZhNumber(onlineOnPage) : '—'}<i className="v2-vehicle-directory-unit">辆</i></>,
+      note: candidates.data ? `本页 ${formatZhNumber(pageVehicles.length)} 辆` : '正在读取',
+      tone: 'success',
+      emphasis: 'primary'
+    },
+    {
+      label: '多源车辆',
+      value: <>{candidates.data ? formatZhNumber(multiSourceOnPage) : '—'}<i className="v2-vehicle-directory-unit">辆</i></>,
+      note: '2+ 协议来源',
+      tone: 'primary',
+      emphasis: 'secondary'
+    },
+    {
+      label: '当前页',
+      value: candidates.data ? `${page} / ${totalPages}` : '—',
+      note: `每页 ${pageSize} 辆`,
+      tone: 'neutral',
+      emphasis: 'secondary'
+    }
+  ];
+  const directoryTitle = deferredKeyword ? '匹配车辆' : mobileLayout ? '授权车辆' : '授权车辆目录';
+  const directoryDescription = deferredKeyword
+    ? '按当前搜索条件展示，可直接进入车辆数字档案'
+    : '按照最新上报时间排列，分页浏览全部授权车辆';
   return <section className={`v2-vehicle-search-page v2-vehicle-directory-v3${syncOpen ? ' has-sync-panel' : ''}${!mobileLayout && candidatesOpen ? ' has-candidates' : ''}`}>
     <div className="v2-vehicle-discovery-shell">
       {!mobileLayout || administrator ? <WorkspaceCommandBar
@@ -265,15 +299,15 @@ export default function VehicleSearchWorkspace() {
       </WorkspaceFilterPanel>}
     </div>
     <Card className="v2-vehicle-recent-card" bodyStyle={{ padding: 0 }}>
-      <WorkspacePanelHeader
-        title={deferredKeyword ? '匹配车辆' : mobileLayout ? '授权车辆' : '授权车辆目录'}
-        description={deferredKeyword ? '按当前搜索条件展示，可直接进入车辆数字档案' : '按照最新上报时间排列，分页浏览全部授权车辆'}
-        meta={<span className="v2-vehicle-directory-summary">
-          <Tag color={deferredKeyword ? 'blue' : 'grey'} type="light" size="small">{candidates.data ? `本页 ${formatZhNumber(pageVehicles.length)} 辆` : '授权范围'}</Tag>
-          {candidates.data ? <Tag className="is-secondary" color="green" type="light" size="small">本页在线 {formatZhNumber(onlineOnPage)}</Tag> : null}
-          {candidates.data ? <Tag className="is-secondary" color="blue" type="light" size="small">多源车辆 {formatZhNumber(multiSourceOnPage)}</Tag> : null}
-        </span>}
-        actions={<Button theme="borderless" type="tertiary" size="small" icon={<IconRefresh />} loading={candidates.isFetching} onClick={() => candidates.refetch()}>刷新</Button>}
+      <WorkspaceMetricRail
+        variant="queue"
+        ariaLabel="车辆目录摘要"
+        className="v2-vehicle-directory-metric-rail"
+        items={directoryMetrics}
+        context={<div className="v2-vehicle-directory-context">
+          <span><h5>{directoryTitle}</h5><small>{directoryDescription}</small></span>
+          <Button theme="borderless" type="tertiary" size="small" icon={<IconRefresh />} loading={candidates.isFetching} aria-label="刷新车辆目录" onClick={() => candidates.refetch()}>刷新</Button>
+        </div>}
       />
       {candidates.isFetching && !candidates.data
         ? <div className="v2-vehicle-recent-state" role="status"><span className="v2-spinner" /><span>正在读取授权车辆…</span></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 2f5cc343..4c804c51 100644
--- a/vehicle-data-platform/apps/web/src/v2/productionEntry.test.ts
+++ b/vehicle-data-platform/apps/web/src/v2/productionEntry.test.ts
@@ -76,6 +76,10 @@ describe('V2 production entry', () => {
     expect(corePageSources.VehiclePage).toContain("lazy(() => import('./VehicleSearchWorkspace'))");
     expect(vehicleSearchSource).toContain("from '../shared/WorkspaceCommandBar'");
     expect(vehicleSearchSource).toContain('<WorkspaceCommandBar');
+    expect(vehicleSearchSource).toContain("from '../shared/WorkspaceMetricRail'");
+    expect(vehicleSearchSource).toContain('<WorkspaceMetricRail');
+    expect(vehicleSearchSource).toContain('className="v2-vehicle-directory-metric-rail"');
+    expect(vehicleSearchSource).not.toContain('className="v2-vehicle-directory-summary"');
     expect(corePageSources.VehiclePage).toContain('<Select');
     expect(corePageSources.VehiclePage).toContain('<Card className="v2-identity-band v2-record-card v2-live-card v2-live-overview v2-vehicle-command-card"');
     expect(corePageSources.VehiclePage).toContain("from '../shared/WorkspaceMetricRail'");
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 def32707..a2b85e8a 100644
--- a/vehicle-data-platform/apps/web/src/v2/styles/workspace.css
+++ b/vehicle-data-platform/apps/web/src/v2/styles/workspace.css
@@ -23009,6 +23009,159 @@
   }
 }
 
+/*
+ * Vehicle directory summary.
+ * A single Semi metric rail replaces the mixed heading/tag row so directory
+ * scale and current-page health can be scanned before opening a vehicle.
+ */
+.v2-vehicle-directory-metric-rail.is-queue.semi-card {
+  flex: 0 0 auto;
+  border: 0;
+  border-bottom: 1px solid #e1e8f0;
+  border-radius: 0;
+}
+
+.v2-vehicle-directory-metric-rail.is-queue > .semi-card-body {
+  min-height: 62px;
+  grid-template-columns: minmax(0, 1fr) minmax(280px, .82fr);
+}
+
+.v2-vehicle-directory-metric-rail .v2-workspace-metric-list {
+  grid-template-columns: 1.15fr 1.08fr .92fr .85fr;
+}
+
+.v2-vehicle-directory-metric-rail .v2-workspace-metric-list > span {
+  min-height: 62px;
+  padding-block: 8px;
+}
+
+.v2-vehicle-directory-metric-rail .v2-workspace-metric-list > span > strong {
+  font-size: clamp(20px, 1.55vw, 25px);
+  font-weight: 740;
+  letter-spacing: -.02em;
+}
+
+.v2-vehicle-directory-metric-rail .v2-workspace-metric-list > span.is-secondary > strong {
+  font-size: clamp(17px, 1.25vw, 20px);
+}
+
+.v2-vehicle-directory-unit {
+  margin-left: 3px;
+  color: #8493a5;
+  font-size: 7px;
+  font-style: normal;
+  font-weight: 550;
+  letter-spacing: 0;
+}
+
+.v2-vehicle-directory-metric-rail .v2-workspace-metric-list > span.is-primary .v2-vehicle-directory-unit {
+  color: #6f90bb;
+}
+
+.v2-vehicle-directory-metric-rail .v2-workspace-metric-context {
+  padding: 7px 10px 7px 13px;
+}
+
+.v2-vehicle-directory-context {
+  display: grid;
+  width: 100%;
+  min-width: 0;
+  grid-template-columns: minmax(0, 1fr) auto;
+  align-items: center;
+  gap: 9px;
+}
+
+.v2-vehicle-directory-context > span {
+  display: grid;
+  min-width: 0;
+  gap: 2px;
+}
+
+.v2-vehicle-directory-context h5 {
+  overflow: hidden;
+  margin: 0;
+  color: #263a51;
+  font-size: 12px;
+  font-weight: 740;
+  line-height: 17px;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.v2-vehicle-directory-context small {
+  overflow: hidden;
+  color: #8794a5;
+  font-size: 8px;
+  line-height: 12px;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.v2-vehicle-directory-context > .semi-button {
+  min-width: 58px;
+  height: 34px;
+  border-radius: 8px;
+  color: #45627f;
+  font-size: 9px;
+  font-weight: 650;
+}
+
+@media (max-width: 980px) {
+  .v2-vehicle-directory-metric-rail.is-queue > .semi-card-body {
+    grid-template-columns: minmax(0, 1fr) 226px;
+  }
+
+  .v2-vehicle-directory-metric-rail .v2-workspace-metric-list > span > em {
+    display: none;
+  }
+}
+
+@media (max-width: 680px) {
+  .v2-vehicle-directory-metric-rail.is-queue > .semi-card-body {
+    min-height: 56px;
+    grid-template-columns: minmax(0, 1fr);
+  }
+
+  .v2-vehicle-directory-metric-rail .v2-workspace-metric-list > span {
+    min-height: 56px;
+    padding: 6px 11px;
+  }
+
+  .v2-vehicle-directory-metric-rail .v2-workspace-metric-list > span.is-secondary {
+    display: none;
+  }
+
+  .v2-vehicle-directory-metric-rail .v2-workspace-metric-list > span > strong {
+    font-size: 19px;
+    line-height: 22px;
+  }
+
+  .v2-vehicle-directory-metric-rail .v2-workspace-metric-list > span > em {
+    display: block;
+    font-size: 7px;
+  }
+
+  .v2-vehicle-directory-metric-rail .v2-workspace-metric-context {
+    display: none;
+  }
+}
+
+@media (max-width: 900px) and (max-height: 480px) and (orientation: landscape) {
+  .v2-vehicle-directory-metric-rail.is-queue > .semi-card-body,
+  .v2-vehicle-directory-metric-rail .v2-workspace-metric-list > span {
+    min-height: 42px;
+  }
+
+  .v2-vehicle-directory-metric-rail .v2-workspace-metric-list > span {
+    padding-block: 3px;
+  }
+
+  .v2-vehicle-directory-metric-rail .v2-workspace-metric-list > span > strong {
+    font-size: 15px;
+    line-height: 17px;
+  }
+}
+
 /*
  * Monitor fleet summary.
  * Operational state remains prominent; high-volume ingest evidence is kept