Merge version_4 into main

Merge version_4 into main

src/app/page.tsx

@@ -49,7 +49,7 @@ export default function LandingPage() {
       <HeroSplitTestimonial
       background={{
         variant: "gradient-bars"}}
-      title="Precision Tuning for German Engineering"
+      title="Unlock Peak German Engineering Performance"
       description="Unlock your vehicle's true potential with expert tuning services from SF Fahrzeugtechnik. Performance, reliability, and precision."
       testimonials={[
         {
@@ -282,4 +282,4 @@ export default function LandingPage() {
       </ReactLenis>
     </ThemeProvider>
   );
-}
+}