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app/(shell)/dashboard/page.tsx

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+export default function DashboardPage() {
+  return (
+    <div className="space-y-4">
+      <h1 className="text-xl font-semibold">Dashboard</h1>
+      <p className="text-sm text-black/60 dark:text-white/60">
+        这里会展示：今日推荐（集合竞价/午盘/盘后）、自选股摘要、模拟盘摘要。
+      </p>
+
+      <div className="grid gap-3 md:grid-cols-3">
+        <div className="rounded-xl border border-black/10 p-4 dark:border-white/10">
+          <div className="text-sm font-medium">集合竞价</div>
+          <div className="mt-1 text-xs text-black/60 dark:text-white/60">
+            今日盘前关注
+          </div>
+        </div>
+        <div className="rounded-xl border border-black/10 p-4 dark:border-white/10">
+          <div className="text-sm font-medium">午盘精选</div>
+          <div className="mt-1 text-xs text-black/60 dark:text-white/60">
+            盘中确认机会
+          </div>
+        </div>
+        <div className="rounded-xl border border-black/10 p-4 dark:border-white/10">
+          <div className="text-sm font-medium">盘后分析</div>
+          <div className="mt-1 text-xs text-black/60 dark:text-white/60">
+            复盘与次日预案
+          </div>
+        </div>
+      </div>
+    </div>
+  );
+}