refactor: 重构 Dashboard 页面和 ToolCard 组件，全面迁移至 shadcn 样式并优化布局

pages/Dashboard/index.tsx

@@ -4,17 +4,27 @@ import { getFeatureByKey } from '@/config/features';
 import type { PageType } from '@/types/storage';
 import { useMemo } from 'react';
 import { useTranslation } from 'react-i18next';
+import { cn } from '@/lib/utils';
 
 export default function DashboardPage() {
   const { navigateTo, visiblePages, pageOrder } = useRouter();
   const { t } = useTranslation(['features']);
 
-  const visibleSet = useMemo(() => new Set(visiblePages), [visiblePages]);
+  const visibleSet = useMemo(() => new Set<string>(visiblePages), [visiblePages]);
 
   return (
-    <div className="grid grid-cols-1 sm:grid-cols-[repeat(auto-fill,minmax(300px,1fr))] auto-rows-fr gap-2 p-2">
+    /* 💡 核心修复点：
+      - 彻底移除限制死高度的 auto-rows-fr，换用弹性自适应的 auto-rows-auto。
+      - 将 gap-2 / p-2 扩展为标准的 gap-3.5 / p-3.5，彻底消灭挤压颤噪。
+    */
+    <div
+      className={cn(
+        'grid grid-cols-1 sm:grid-cols-[repeat(auto-fill,minmax(290px,1fr))] auto-rows-auto gap-3.5 p-3.5 w-full h-full',
+        'animate-in fade-in duration-300 select-none',
+      )}
+    >
       {pageOrder.map((key) => {
-        if (!visibleSet.has(key as PageType)) return null;
+        if (!visibleSet.has(key)) return null;
 
         const feature = getFeatureByKey(key);
         if (!feature?.themeColorKey || feature.icon == null) return null;
@@ -26,7 +36,7 @@ export default function DashboardPage() {
             description={t(feature.descriptionKey)}
             colorKey={feature.themeColorKey}
             icon={feature.icon}
-            onClick={() => navigateTo(key)}
+            onNavigate={() => navigateTo(key as PageType)}
           />
         );
       })}