import { LitElement } from 'lit';
export type OverlayType = 'loading' | 'offline' | 'ended' | 'none';
declare global {
    interface HTMLElementTagNameMap {
        'bp-overlay': BPOverlay;
    }
}
/**
 * `<bp-overlay>` - Displays overlay states like loading, offline, or ended.
 *
 * @slot icon - Custom icon to display
 * @slot message - Custom message text (for i18n)
 * @slot submessage - Custom submessage text
 *
 * @csspart icon - The icon container
 * @csspart message - The message element
 * @csspart submessage - The submessage element
 */
export declare class BPOverlay extends LitElement {
    static styles: import("lit").CSSResult;
    type: OverlayType;
    live: boolean;
    buttonMode: boolean;
    private getIcon;
    private getDefaultMessage;
    render(): import("lit-html").TemplateResult<1> | null;
    private renderIcon;
}
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