Выравнивание UI с vps-tracker: тема b2fA, ReUI DataGrid и shell

Синхронизированы тема и layout (ModeToggle, sticky header), списки переведены на DataGridCard, дашборд на компактные SectionCards.

Co-authored-by: Cursor <[email protected]>

.cursor/rules/frontend-ui-patterns.mdc

@@ -29,15 +29,14 @@ apps/web/src/components/  ← shared + domain + layout
   empty-state.tsx
   query-state.tsx
   confirm-dialog.tsx
-  data-table-card.tsx
+  data-grid-card.tsx
   section-cards.tsx
   status-badge.tsx
   form-sheet.tsx          ← Sheet + RHF FormProvider
   form-field.tsx          ← Field + Controller + aria-invalid
   table-card.tsx          ← Card + Table wrapper
   loading-button.tsx      ← Button + Spinner + label swap
-  section-cards-skeleton.tsx
-  table-skeleton.tsx
+  skeletons.tsx           ← SectionCardsSkeleton, TableSkeleton
   layout/                 ← app-shell, site-header
   domain-*                ← бизнес-компоненты
 ```
@@ -49,7 +48,7 @@ apps/web/src/components/  ← shared + domain + layout
 | Page wrapper | `PageShell` | — |
 | Page title | `PageHeader` | — |
 | Stat metrics | `SectionCards` | `Card` |
-| Data list | `DataTableCard` | `Table`, `InputGroup` |
+| Data list | `DataGridCard` | ReUI `data-grid` |
 | Empty | `EmptyState` | `Empty` |
 | Loading / Error | `QueryState` | `Skeleton`, `Alert` |
 | Status | `StatusBadge` | `Badge` |