Update src/app/page.tsx

Merge version_2 into main

src/app/page.tsx

@@ -44,7 +44,7 @@ export default function LandingPage() {
 
   <div id="hero" data-section="hero">
       <HeroBillboardScroll
-      background={{ variant: "radial-gradient" }}
+      background={{ variant: "sparkles-gradient" }}
       title="The Finest Haircut You Will Ever Get In London"
       description="London’s Only 5-Star Barbershop — 619 Google Reviews"
       buttons={[{ text: "BOOK NOW", href: "#contact" }]}