feat(fleet): card-only UI with progressive load and restart ops

Drop the redundant advanced table so fleet stays resource-first cards.
Keep multi-select batch service/system restart via prepare→execute, card
restarts, overview system ops, and progressive fleet loading.

apps/web/src/styles.css

@@ -1222,6 +1222,94 @@ main ul[aria-label='已配置实例'] {
   flex: 0 0 auto;
 }
 
+
+.fleet-card.is-selected {
+  border-color: color-mix(in srgb, var(--accent, #f2a93b) 55%, var(--border));
+  box-shadow:
+    0 0 0 1px color-mix(in srgb, var(--accent, #f2a93b) 35%, transparent),
+    var(--shadow);
+}
+.fleet-card header {
+  display: grid;
+  grid-template-columns: auto 1fr auto;
+  gap: 0.75rem;
+  align-items: start;
+}
+.fleet-card-select {
+  display: grid;
+  place-items: center;
+  padding-top: 0.2rem;
+}
+.fleet-card-select input {
+  width: 1.1rem;
+  height: 1.1rem;
+}
+.fleet-card-metrics {
+  display: grid;
+  gap: 0.65rem;
+  margin: 0.85rem 0 0.5rem;
+}
+.fleet-card-metrics meter {
+  width: 100%;
+  height: 0.55rem;
+  margin-right: 0.4rem;
+}
+.fleet-card-admin-actions {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 0.5rem;
+  margin-top: 0.75rem;
+}
+.fleet-card-admin-actions button,
+.fleet-card-admin-actions a {
+  min-height: 2.25rem;
+}
+.batch-entry {
+  display: grid;
+  gap: 0.75rem;
+  padding: 1rem 1.1rem;
+  border: 1px solid var(--border);
+  border-radius: 1rem;
+  background: color-mix(in srgb, var(--surface-raised, #fff) 92%, var(--accent, #f2a93b));
+}
+.batch-entry-actions {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 0.5rem;
+}
+.batch-progress {
+  margin: 0;
+  font-size: 0.925rem;
+}
+.fleet-status-summary {
+  display: grid;
+  grid-template-columns: repeat(3, minmax(0, 1fr));
+  gap: 0.75rem;
+  margin: 0.75rem 0 1rem;
+}
+.fleet-status-summary > div {
+  padding: 0.85rem 1rem;
+  border: 1px solid var(--border);
+  border-radius: 0.9rem;
+  background: var(--surface-raised, #fff);
+  display: grid;
+  gap: 0.25rem;
+}
+.fleet-status-summary strong {
+  font-size: 1.35rem;
+}
+@media (max-width: 720px) {
+  .fleet-status-summary {
+    grid-template-columns: 1fr;
+  }
+  .fleet-card header {
+    grid-template-columns: auto 1fr;
+  }
+  .fleet-card header .status {
+    grid-column: 2;
+  }
+}
+
 @media (prefers-reduced-motion: reduce) {
   *,
   *::before,
@@ -1232,3 +1320,28 @@ main ul[aria-label='已配置实例'] {
     animation-iteration-count: 1 !important;
   }
 }
+
+.fleet-select-all {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 0.5rem;
+  align-items: end;
+}
+.fleet-select-all button {
+  min-height: 2.5rem;
+}
+.fleet-card-section + .pagination {
+  margin-top: 1rem;
+}
+
+.fleet-card-origin {
+  margin: 0.15rem 0 0;
+  color: var(--muted, #6b7280);
+  font-size: 0.85rem;
+  word-break: break-all;
+}
+.fleet-card-anomalies {
+  margin: 0.25rem 0 0;
+  color: var(--danger, #b45309);
+  font-size: 0.85rem;
+}