import { type EventEmitter } from '../../stencil-public-runtime';
import type { HeaderLanguage, HeaderLanguageChangeDetail } from './mud-header.types';
/**
 * Header — the EVO government portal masthead.
 *
 * Phase 1: the desktop shell — a pre-header band (government crest + label +
 * language switcher) above the main bar (logo / nav / actions slots).
 * Mega-menu, services dropdown, mobile and authenticated states layer on top.
 *
 * @element mud-header
 * @slot government - The government crest shown in the pre-header.
 * @slot logo - The main product logo (e.g. the EVO logo).
 * @slot nav - `mud-header-nav-item` elements.
 * @slot actions - Trailing action icons and CTA buttons.
 * @part header - The banner root.
 */
export declare class MudHeader {
    /** Government label shown in the pre-header. */
    governmentLabel: string;
    /** Active language code. Defaults to the first entry in `languages`. */
    language?: string;
    /** Languages offered by the pre-header switcher. */
    languages: readonly HeaderLanguage[];
    /** Accessible name for the primary navigation landmark. */
    navLabel: string;
    host: HTMLMudHeaderElement;
    /** Fired when a different language is chosen in the pre-header. */
    mudLanguageChange: EventEmitter<HeaderLanguageChangeDetail>;
    private handleLanguageClick;
    render(): any;
}