/**
 * Hook to match a CSS media query string reactively.
 *
 * @example
 * const isMobile = useMediaQuery("(max-width: 768px)");
 * const isDark = useMediaQuery("(prefers-color-scheme: dark)");
 *
 * @param query The media query string to evaluate.
 * @returns Boolean indicating whether the media query currently matches.
 */
export declare function useMediaQuery(query: string): boolean;