调整支付页面样式；移除 mdx 测试页面

src/app/admin/_client/layout.tsx

@@ -2,7 +2,6 @@
 import {ReactNode} from 'react'
 import {useLayoutStore} from '@/components/providers/StoreProvider'
 import {merge} from '@/lib/utils'
-import {Slot} from '@radix-ui/react-slot'
 
 type AdminLayoutProps = {
   navbar: ReactNode
@@ -71,8 +70,8 @@ export default function Layout(props: AdminLayoutProps) {
           `transition-[margin] duration-300 ease-in-out`,
           `absolute inset-0 overflow-hidden`,
           `mt-[64px]`,
-          `md:data-[expand=true]:ml-[200px]`,
-          `md:data-[expand=false]:ml-[64px]`,
+          `md:ml-[64px]`,
+          `lg:data-[expand=true]:ml-[200px]`,
         )}>
         {props.content}
       </div>