/**
 * Determines the type of device (mobile, tablet, or desktop) based on touch support and screen size.
 * @returns {string} The type of device.
 * @summary This approach uses feature detection and progressive enhancement to determine the type of device,
 * taking into account the actual capabilities and characteristics of the user's device, rather than relying
 * solely on potentially spoofed User-Agent information.
 */
export declare const getDeviceType: () => string;