Build the full site from the copy decks

Adds About, Contact, Services (index + 8) and Industries (index + 7),
generated from structured JSON converted out of the .docx copy decks
by scripts/convert-docs.py. Shared header with dropdowns, footer,
contact form (mailto until a backend exists), FAQ/breadcrumb JSON-LD,
sitemap and robots.

src/components/logo.tsx

@@ -1,21 +1,22 @@
+import Link from "next/link";
 import Image from "next/image";
 
 export default function Logo() {
   return (
-    <a href="#top" className="logo" aria-label="AI Growth Technologies — home">
+    <Link href="/" className="logo" aria-label="AI Growth Technologies — home">
       <Image className="logo-mark" src="/logo-mark.png" alt="" width={229} height={192} priority />
       <span className="logo-type">
         <b>AI GROWTH</b>
         <span>TECHNOLOGIES</span>
       </span>
-    </a>
+    </Link>
   );
 }
 
 export function LogoStacked() {
   return (
-    <a href="#top" className="logo-stacked" aria-label="AI Growth Technologies — back to top">
+    <Link href="/" className="logo-stacked" aria-label="AI Growth Technologies — home">
       <Image src="/logo-stacked.png" alt="AI Growth Technologies" width={480} height={547} />
-    </a>
+    </Link>
   );
 }