Fix alias plugin causing CSS ordering issue

.changeset/serious-wolves-breathe.md

@@ -0,0 +1,5 @@
+---
+'astro': patch
+---
+
+Fix alias plugin causing CSS ordering issue

packages/astro/src/core/create-vite.ts

@@ -111,8 +111,6 @@ export async function createVite(
 			exclude: ['astro', 'node-fetch'],
 		},
 		plugins: [
-			configAliasVitePlugin({ settings }),
-			astroLoadFallbackPlugin({ fs, root: settings.config.root }),
 			astroVitePlugin({ settings, logger }),
 			astroScriptsPlugin({ settings }),
 			// The server plugin is for dev only and having it run during the build causes
@@ -134,6 +132,8 @@ export async function createVite(
 			vitePluginSSRManifest(),
 			astroAssetsPlugin({ settings, logger, mode }),
 			astroTransitions(),
+			configAliasVitePlugin({ settings }),
+			astroLoadFallbackPlugin({ fs, root: settings.config.root }),
 		],
 		publicDir: fileURLToPath(settings.config.publicDir),
 		root: fileURLToPath(settings.config.root),

packages/astro/src/vite-plugin-config-alias/index.ts

@@ -70,7 +70,8 @@ export default function configAliasVitePlugin({
 
 	const plugin: VitePlugin = {
 		name: 'astro:tsconfig-alias',
-		enforce: 'pre',
+		// use post to only resolve ids that all other plugins before it can't
+		enforce: 'post',
 		configResolved(config) {
 			patchCreateResolver(config, plugin);
 		},