IMPROVED - Add page exit animation via frozen-router AnimatePresence

Wrap the template in AnimatePresence (mode="wait") with a FrozenRouter that
pins the layout-router context, so the outgoing page animates out (blur +
rise) before the incoming page animates in.

app/[locale]/(site)/template.tsx

@@ -1,27 +1,48 @@
 "use client";
 
-import { motion, useReducedMotion } from "framer-motion";
+import { AnimatePresence, motion, useReducedMotion } from "framer-motion";
+import { LayoutRouterContext } from "next/dist/shared/lib/app-router-context.shared-runtime";
 import { usePathname } from "next/navigation";
-import type { ReactNode } from "react";
+import { useContext, useState, type ReactNode } from "react";
 
 /**
- * Next.js re-mounts a `template` on every navigation, so this wrapper runs its
+ * App Router swaps in the new page's content as soon as you navigate, so the
- * enter animation each time the visitor moves between pages (via the dock or
+ * outgoing page would normally vanish before it can animate out. `FrozenRouter`
- * any link) — giving one unified page transition instead of per-element
+ * pins the layout-router context to the value it had when this instance
- * entrance animations.
+ * mounted, keeping the *old* subtree rendered while its exit animation plays.
+ */
+function FrozenRouter({ children }: { children: ReactNode }) {
+  const context = useContext(LayoutRouterContext);
+  // Freeze the context captured at mount so the outgoing subtree keeps
+  // rendering (with its old route data) while its exit animation plays.
+  const [frozen] = useState(context);
+
+  if (!frozen) {
+    return <>{children}</>;
+  }
+
+  return <LayoutRouterContext.Provider value={frozen}>{children}</LayoutRouterContext.Provider>;
+}
+
+/**
+ * One unified page transition on every navigation: the old page animates out
+ * (blur + rise up) before the new page animates in (blur + rise from below).
  */
 export default function SiteTemplate({ children }: { children: ReactNode }) {
   const reducedMotion = useReducedMotion();
   const pathname = usePathname();
 
   return (
+    <AnimatePresence mode="wait" initial={false}>
       <motion.div
         key={pathname}
         initial={reducedMotion ? false : { opacity: 0, y: 18, filter: "blur(10px)" }}
         animate={{ opacity: 1, y: 0, filter: "blur(0px)" }}
-      transition={reducedMotion ? { duration: 0 } : { duration: 0.55, ease: [0.22, 1, 0.36, 1] }}
+        exit={reducedMotion ? { opacity: 0 } : { opacity: 0, y: -18, filter: "blur(10px)" }}
+        transition={reducedMotion ? { duration: 0 } : { duration: 0.4, ease: [0.22, 1, 0.36, 1] }}
       >
-      {children}
+        <FrozenRouter>{children}</FrozenRouter>
       </motion.div>
+    </AnimatePresence>
   );
 }