diff --git a/src/app/layout.tsx b/src/app/layout.tsx
index 2836e38..0c38aed 100644
--- a/src/app/layout.tsx
+++ b/src/app/layout.tsx
@@ -129,6 +129,22 @@ export default async function RootLayout({
   return (
     <html lang={locale} className="dark" suppressHydrationWarning>
       <head>
+        {/* Google tag (gtag.js) */}
+        <script
+          async
+          src="https://www.googletagmanager.com/gtag/js?id=G-GH6V4XBY2Z"
+        />
+        <script
+          dangerouslySetInnerHTML={{
+            __html: `
+window.dataLayer = window.dataLayer || [];
+function gtag(){dataLayer.push(arguments);}
+gtag('js', new Date());
+
+gtag('config', 'G-GH6V4XBY2Z');
+            `.trim(),
+          }}
+        />
         <WebSiteStructuredData />
         <OrganizationStructuredData />
         {/* Inline script to set locale before React hydrates, preventing flash */}
