iter(g63): card 支持标题操作区、底部操作区与悬停态

packages/skin/ui/ua.manifest.json

@@ -698,13 +698,36 @@
             "n": "...children",
             "t": "unknown[]",
             "d": "任意子节点：字符串 / DOM / 响应式函数"
+          },
+          {
+            "n": "extra",
+            "t": "unknown",
+            "d": "标题行右侧操作区（按钮 / 统计文案）；缺省不渲染"
+          },
+          {
+            "n": "footer",
+            "t": "unknown",
+            "d": "底部操作区；缺省不渲染"
+          },
+          {
+            "n": "bordered",
+            "t": "boolean",
+            "d": "是否显示边框；缺省 true"
+          },
+          {
+            "n": "hoverable",
+            "t": "boolean",
+            "d": "悬停浮起（可点击卡片）；缺省 false"
           }
         ],
         "example": "card({ title: '用户表' }, dataTable({ data, columns }))",
         "steps": [
           "card 是容器组件：第一个参数是 props，其余参数是任意子节点",
           "传 title 显示标题行，否则只有内容区",
-          "子节点可以混合字符串、DOM 节点与响应式函数"
+          "子节点可以混合字符串、DOM 节点与响应式函数",
+          "title 与 extra 同处标题行：有 extra 时右侧对齐，没标题也能只放操作区",
+          "footer 渲染在内容之后的底部区，右对齐并带上分隔线，适合放主次按钮",
+          "bordered:false 去边框（嵌在已有边界的容器里），hoverable 让整卡悬停浮起（自带 reduced-motion 兜底）"
         ]
       },
       {