管理后台初始化，登录，团队管理，报价单管理 完成

src/components/common/Logo.jsx

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+import React from 'react';
+
+export const Logo = ({ collapsed, isDarkMode }) => (
+  <div className="logo">
+    <div className="flex items-center justify-center gap-2">
+      <span className="material-symbols-rounded text-primary-500">
+        rocket_launch
+      </span>
+      <h1
+        style={{
+          color: isDarkMode ? '#fff' : '#000',
+          fontSize: collapsed ? '14px' : '18px',
+          margin: 0,
+          display: collapsed ? 'none' : 'block',
+        }}
+      >
+        Uppeta
+      </h1>
+    </div>
+  </div>
+);