feat(performance): optimize Core Web Vitals with CSS animations and lazy analytics

- Replace framer-motion with CSS animations in TrustBadges, AsSeenIn, ProblemSection
- Create AnalyticsProvider client component for OpenPanel lazy-loading
- Fix HeroVideo CLS with explicit aspect-ratio (4/3)
- Remove deprecated swcMinify from next.config (enabled by default)
- Add optimizePackageImports for better tree-shaking

src/components/home/HeroVideo.tsx

@@ -21,7 +21,7 @@ export default function HeroVideo({ locale = "sr" }: HeroVideoProps) {
   };
 
   return (
-    <section className="relative min-h-screen w-full overflow-hidden">
+    <section className="relative w-full overflow-hidden" style={{ aspectRatio: '3/4', maxHeight: '100vh' }}>
       {/* Background Image with Overlay */}
       <div className="absolute inset-0">
         <Image