"use client"; import { useState, useEffect } from "react"; export function useMediaQuery(query: string): boolean { const [matches, setMatches] = useState(false); useEffect(() => { const mq = window.matchMedia(query); setMatches(mq.matches); const handler = (e: MediaQueryListEvent) => setMatches(e.matches); mq.addEventListener("change", handler); return () => mq.removeEventListener("change", handler); }, [query]); return matches; } /** < 768px */ export function useIsMobile(): boolean { return useMediaQuery("(max-width: 767px)"); } /** 768px – 1023px */ export function useIsTablet(): boolean { return useMediaQuery("(min-width: 768px) and (max-width: 1023px)"); } /** >= 1024px */ export function useIsDesktop(): boolean { return useMediaQuery("(min-width: 1024px)"); }