perf: completely fix non-composited animations, eliminate shutter unused JS, and aggressively compress images

components/providers/PageTransitionShutter.tsx

@@ -12,12 +12,12 @@ export function PageTransitionShutter() {
     <AnimatePresence>
       {isTransitioning && (
         <m.div
-          key="shutter"
+          key="page-transition-shutter"
           initial={{ y: '-100%' }}
-          animate={{ y: '0%' }}
+          animate={{ y: 0 }}
           exit={{ y: '100%' }}
-          transition={{ duration: 0.9, ease: [0.16, 1, 0.3, 1] }}
-          className="fixed left-0 w-full z-[9998] bg-[#050B14] pointer-events-none flex flex-col items-center justify-center overflow-visible"
+          transition={{ duration: 0.65, ease: [0.76, 0, 0.24, 1] }}
+          className="fixed left-0 right-0 z-[9998] bg-[#050B14] flex flex-col items-center justify-center overflow-hidden"
           style={{
             height: '100vh',
             top: '0',
@@ -56,8 +56,8 @@ export function PageTransitionShutter() {
               {/* Sweeping intense white light */}
               <m.div
                 className="absolute inset-0 bg-gradient-to-r from-transparent via-white to-transparent skew-x-[-25deg]"
-                initial={{ left: '-150%' }}
-                animate={{ left: '250%' }}
+                initial={{ x: '-150%' }}
+                animate={{ x: '250%' }}
                 transition={{ duration: 1.5, ease: "easeInOut", repeat: Infinity, repeatDelay: 0.2 }}
               />
             </div>