fix: remove AdBanner from page.tsx to eliminate SSR errors

Author: html-proof

src/app/page.tsx

@@ -2,7 +2,6 @@
 
 import Link from "next/link";
 import NotesBrowser from "@/components/public/NotesBrowser";
-import AdBanner from "@/components/ads/AdBanner";
 import DynamicBackground from "@/components/layout/DynamicBackground";
 import { ArrowDown, BookOpen, Layers, Users } from "lucide-react";
 
@@ -93,10 +92,7 @@ export default function Home() {
 
             </section>
 
-            {/* Ad Section */}
-            <div className="container" style={{ marginBottom: "2rem", display: 'flex', justifyContent: 'center' }}>
-                <AdBanner dataAdSlot="3325660893" />
-            </div>
+            {/* AdSense removed - incompatible with Next.js SSR */}
 
             {/* 3. Main Browser Area */}
             <div id="browse" style={{ padding: "2rem 1rem 4rem", background: "linear-gradient(to bottom, rgba(0,0,0,0.02) 0%, var(--bg-gradient-end) 100%)" }}>