管理后台初始化，登录，团队管理，报价单管理 完成

src/components/Layout/Logo.jsx

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+import React from 'react';
+import { RocketOutlined } from '@ant-design/icons';
+
+export const Logo = ({ collapsed, isDarkMode }) => (
+  <div className="logo">
+    <div className="flex items-center justify-center gap-2">
+      <RocketOutlined className="text-2xl text-primary-500" />
+      {!collapsed && (
+        <h1 className="text-lg font-semibold m-0" style={{ 
+          background: 'var(--primary-gradient)',
+          WebkitBackgroundClip: 'text',
+          WebkitTextFillColor: 'transparent'
+        }}>
+          Uppeta
+        </h1>
+      )}
+    </div>
+  </div>
+);