feat(platform): separate dashboard evidence layer

vehicle-data-platform/apps/web/src/pages/Dashboard.tsx

@@ -1638,6 +1638,12 @@ export function Dashboard({
             ))}
           </div>
         </Card>
+        <details className="vp-dashboard-evidence-details">
+          <summary>
+            <span>运维和证据层</span>
+            <small>来源覆盖、地图配置、告警预览和实时证据默认收起，客户主流程先看车辆监控、轨迹、统计、告警和导出。</small>
+          </summary>
+          <div className="vp-dashboard-evidence-body">
         <Card bordered title="地图运营能力" style={{ marginBottom: 16 }}>
           <div className="vp-map-ops-board">
             <div className="vp-map-ops-readiness">
@@ -2061,6 +2067,8 @@ export function Dashboard({
             </Card>
           </Col>
         </Row>
+          </div>
+        </details>
       </Spin>
     </div>
   );