copy(marketing): update 'the wall' section headline and sub-headline

vibn-frontend/marketing/components/new-site/index.tsx

@@ -1455,11 +1455,11 @@ function Wall() {
         <div className="wall-head">
           <Eyebrow>The wall</Eyebrow>
           <h2 className="wall-title" style={{ marginTop: 18 }}>
-            Every other tool stops <em>right here</em>.
+            Keep vibing. <em>All the way to launch</em>.
           </h2>
           <p className="wall-sub">
-            You built it. It works on your laptop. Then the chat hands you a
-            list.
+            Your AI handles the technical stuff, puts your idea online, and
+            helps you find customers. No extra tools. No headaches.
           </p>
         </div>