统一PC前端布局密度（05-28-pc-frontend-layout-unification）

.trellis/spec/hyb-oa/frontend-react-vite-design.md

@@ -44,6 +44,12 @@ classes in `client/src/index.css`:
   secondary actions.
 - `ops-table-focus` for the primary desktop table container.
 - `ops-inline-alert` for temporary mode hints such as batch operation notices.
+- `PrimaryTable` already applies `ops-table-focus` by default; page code may
+  add responsive visibility classes such as `hidden md:block`, but should not
+  recreate a separate table frame.
+- Finance/admin status summaries should prefer the shared `finance-status-strip`
+  and `finance-metric-card` classes unless the task introduces a new reusable
+  metric component.
 
 **Why**: This keeps high-frequency PC pages dense and predictable without
 recreating page-local Tailwind command bars. It also lets `frontend-design`
@@ -67,7 +73,7 @@ change the visual treatment once while preserving component contracts.
   </div>
 </FilterBar>
 
-<PrimaryTable className="hidden md:block ops-table-focus">...</PrimaryTable>
+<PrimaryTable className="hidden md:block">...</PrimaryTable>
 ```
 
 **Tests Required**: