Merge version_3 into main

Merge version_3 into main

src/app/page.tsx

@@ -54,10 +54,10 @@ export default function LandingPage() {
           buttonAnimation="slide-up"
           mediaItems={[
             {
-              imageSrc: "http://img.b2bpic.net/free-photo/overhead-shot-highway-road-with-car-light-speed-trails_181624-1805.jpg",              imageAlt: "Racing car cinematic action"
+              videoSrc: "https://videos.pexels.com/video-files/3571596/3571596-hd_1920_1080_30fps.mp4?_wi=1",              videoAriaLabel: "Racing car video background"
             },
             {
-              imageSrc: "http://img.b2bpic.net/free-photo/black-brown-subway_422131-37.jpg",              imageAlt: "High-speed motorsport track"
+              videoSrc: "https://videos.pexels.com/video-files/3571596/3571596-hd_1920_1080_30fps.mp4?_wi=2",              videoAriaLabel: "Racing car video background"
             }
           ]}
           mediaAnimation="slide-up"
@@ -245,4 +245,4 @@ export default function LandingPage() {
       </div>
     </ThemeProvider>
   );
-}
+}