/**
 * @file Mobile detection utilities
 */
/**
 * Detect if the current device is a mobile device
 * Based on user agent and touch capability
 */
export declare const isMobileDevice: () => boolean;
/**
 * Detect if the device is iOS (iPhone, iPad, iPod)
 */
export declare const isIOS: () => boolean;
/**
 * Detect if the device is Android
 */
export declare const isAndroid: () => boolean;
/**
 * Get the current viewport width
 */
export declare const getViewportWidth: () => number;
/**
 * Get the current viewport height
 */
export declare const getViewportHeight: () => number;
/**
 * Check if viewport is in mobile size range (width < 768px)
 */
export declare const isMobileViewport: () => boolean;
/**
 * Check if viewport is in tablet size range (768px <= width < 1024px)
 */
export declare const isTabletViewport: () => boolean;
/**
 * Check if viewport is in desktop size range (width >= 1024px)
 */
export declare const isDesktopViewport: () => boolean;