refactor: update homepage hero section messaging

Change hero title to 'Capture Every Round Together'
Update subtitle to focus on core value: recording rounds and quick video swaps

frontend/src/pages/HomePage.jsx

@@ -31,11 +31,10 @@ const HomePage = () => {
 
         <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-20 text-center">
           <h1 className="text-5xl md:text-6xl font-bold text-white mb-6">
-            Connect, Collaborate, Create
+            Capture Every Round Together
           </h1>
           <p className="text-xl md:text-2xl text-primary-100 mb-10 max-w-3xl mx-auto">
-            The ultimate platform for dance competition collaborations. Share videos,
-            find partners, and make magic happen.
+            Connect with competitors, record each other's rounds, and swap videos in seconds.
           </p>
           <div className="flex flex-col sm:flex-row justify-center gap-4">
             <Link