iter(g63): card 支持标题操作区、底部操作区与悬停态

packages/skin/ui/ui.css

@@ -58,11 +58,41 @@
   border-radius: var(--ua-radius-lg);
   background: var(--ua-color-surface);
 }
+.ua-card-head {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: var(--ua-space-2);
+  margin-bottom: var(--ua-space-3);
+}
 .ua-card-title {
-  margin: 0 0 var(--ua-space-3);
+  margin: 0;
   font-size: var(--ua-font-size-lg);
   font-weight: 500;
 }
+.ua-card-extra {
+  display: inline-flex;
+  align-items: center;
+  gap: var(--ua-space-1);
+}
+.ua-card-foot {
+  display: flex;
+  justify-content: flex-end;
+  gap: var(--ua-space-1);
+  margin-top: var(--ua-space-3);
+  padding-top: var(--ua-space-2);
+  border-top: 1px solid var(--ua-color-border);
+}
+.ua-card-borderless {
+  border: none;
+}
+.ua-card-hoverable {
+  transition: transform 0.15s ease, box-shadow 0.15s ease;
+}
+.ua-card-hoverable:hover {
+  transform: translateY(-2px);
+  box-shadow: 0 10px 24px color-mix(in srgb, var(--ua-color-text) 14%, transparent);
+}
 .ua-table table {
   width: 100%;
   border-collapse: collapse;
@@ -3394,3 +3424,11 @@ button.ua-step-dot:hover {
 .ua-tree-row .ua-tree-box {
   margin-right: 2px;
 }
+@media (prefers-reduced-motion: reduce) {
+  .ua-card-hoverable {
+    transition: none;
+  }
+  .ua-card-hoverable:hover {
+    transform: none;
+  }
+}