diff --git a/rsbuild/tanstack-start/src/routes/__root.tsx b/rsbuild/tanstack-start/src/routes/__root.tsx
index 5db8ee52..d996600d 100644
--- a/rsbuild/tanstack-start/src/routes/__root.tsx
+++ b/rsbuild/tanstack-start/src/routes/__root.tsx
@@ -4,7 +4,7 @@ import { TanStackDevtools } from '@tanstack/react-devtools';
 import Footer from '../components/Footer';
 import Header from '../components/Header';
 
-import appCss from '../styles.css?url';
+import '../styles.css';
 
 const THEME_INIT_SCRIPT = `(function(){try{var stored=window.localStorage.getItem('theme');var mode=(stored==='light'||stored==='dark'||stored==='auto')?stored:'auto';var prefersDark=window.matchMedia('(prefers-color-scheme: dark)').matches;var resolved=mode==='auto'?(prefersDark?'dark':'light'):mode;var root=document.documentElement;root.classList.remove('light','dark');root.classList.add(resolved);if(mode==='auto'){root.removeAttribute('data-theme')}else{root.setAttribute('data-theme',mode)}root.style.colorScheme=resolved;}catch(e){}})();`;
 
@@ -22,12 +22,6 @@ export const Route = createRootRoute({
         title: 'TanStack Start Starter',
       },
     ],
-    links: [
-      {
-        rel: 'stylesheet',
-        href: appCss,
-      },
-    ],
   }),
   shellComponent: RootDocument,
 });