/**
 * Video utilities for Modal component
 *
 * Utilities to handle YouTube video embedding and URL detection
 */
/**
 * Check if a given URL is a YouTube URL
 *
 * @param url - The URL to check
 * @returns true if the URL is from YouTube, false otherwise
 */
export declare const isYouTubeUrl: (url: string) => boolean;
/**
 * Extract YouTube video ID from URL
 *
 * @param url - The YouTube URL
 * @returns The video ID if found, null otherwise
 */
export declare const getYouTubeVideoId: (url: string) => string | null;
/**
 * Generate YouTube embed URL for iframe
 *
 * @param videoId - The YouTube video ID
 * @returns The embed URL for the video
 */
export declare const getYouTubeEmbedUrl: (videoId: string) => string;
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