import { LitElement } from 'lit';
import { Service } from '@adobe/data/service';
export declare class ApplicationElement<MainService extends Service> extends LitElement {
    service: MainService;
    typeGuard: (service: unknown) => service is MainService;
    constructor();
    connectedCallback(): void;
    protected findAncestorService(): MainService | void;
    render(): void;
}