ui: 登录页Logo单独一行放大显示

frontend/src/pages/auth/Login.tsx

@@ -89,12 +89,10 @@ export default function Login() {
 
         <div className="relative z-10 flex flex-col justify-between p-12 xl:p-16 text-white w-full">
           {/* Logo + 品牌名 */}
-          <div className="flex items-center gap-3">
-            <Logo className="w-11 h-11 object-contain" />
-            <div>
-              <div className="text-xl font-bold tracking-tight">嘉驰英才</div>
-              <div className="text-xs text-white/60 mt-0.5">嘉驰英才（上海）信息科技有限公司</div>
-            </div>
+          <div>
+            <Logo className="w-20 h-20 object-contain mb-3" />
+            <div className="text-xl font-bold tracking-tight">嘉驰英才</div>
+            <div className="text-xs text-white/60 mt-0.5">嘉驰英才（上海）信息科技有限公司</div>
           </div>
 
           {/* 标语 */}
@@ -133,8 +131,8 @@ export default function Login() {
       <div className="flex-1 flex items-center justify-center px-4 py-12">
         <div className="w-full max-w-sm">
           {/* 移动端 Logo */}
-          <div className="flex lg:hidden items-center justify-center gap-2 mb-8">
-            <Logo className="w-8 h-8 object-contain" />
+          <div className="flex lg:hidden flex-col items-center mb-8">
+            <Logo className="w-16 h-16 object-contain mb-2" />
             <span className="text-xl font-bold">嘉驰英才</span>
           </div>