/* global React */ function Footer() { return ( ); } function FloatingCTA() { const [visible, setVisible] = React.useState(false); React.useEffect(() => { const onScroll = () => setVisible(window.scrollY > 600); window.addEventListener("scroll", onScroll, { passive: true }); onScroll(); return () => window.removeEventListener("scroll", onScroll); }, []); return (