export declare function isMobile(): boolean;
export declare function isEmail(mail: string): boolean;
export declare function clearPassiveEvent(): void;
export declare function checkShowPopup({ leadApi, leadSiteId, leadDomain, onShowPopup, DEBUG_URL, }: {
    leadApi: string;
    leadSiteId: string;
    leadDomain: string;
    onShowPopup?: (campaign: any, action: string) => void;
    DEBUG_URL?: string;
}): void;
export declare const LeadLog: (...params: any[]) => void;