import { LitElement } from 'lit';
/**
 * @element nve-page-header
 * @description An element that appears across the top of all pages containing the application name and primary navigation.
 * @entrypoint \@nvidia-elements/core/page-header
 * @since 1.15.0
 * @slot - The default content slot
 * @slot prefix - Content displayed at the start of the header
 * @slot suffix - Content displayed at the end of the header
 * @cssprop --background - Background color of the header
 * @cssprop --padding - Padding inside the header
 * @cssprop --border-bottom - Border below the header
 * @cssprop --gap - Gap between the prefix, default, and suffix slots
 * @cssprop --margin-inline - left and right margin applied to the default content slot

 * @aria https://developer.mozilla.org/en-US/docs/Web/HTML/Element/nav
 *
 */
export declare class PageHeader extends LitElement {
    static styles: import('lit').CSSResult[];
    static readonly metadata: {
        tag: string;
        version: string;
    };
    render(): import('lit').TemplateResult<1>;
    /** @private */
    _internals: ElementInternals;
    connectedCallback(): void;
}