fix(frontend): definite-height overlay chain so absolute panels anchor to viewport

services/frontend/src/components/shared/page-transition.tsx

@@ -11,5 +11,7 @@ export function PageTransition({
   children: React.ReactNode;
   className?: string;
 }) {
-  return <div className={cn("animate-fade-up", className)}>{children}</div>;
+  return (
+    <div className={cn("animate-fade-up h-full", className)}>{children}</div>
+  );
 }