import { LitElement } from 'lit';
import { BpTypeElement } from '@blueprintui/components/internals';
/**
 * ```typescript
 * import '@blueprintui/components/include/badge.js';
 * ```
 *
 * ```html
 * <bp-panel>panel content</bp-panel>
 * ```
 *
 * @summary The panel component is used to display secondary information, commonly navigation or actions.
 * @element bp-panel
 * @since 1.0.0
 * @slot - content
 * @slot header
 * @slot footer
 * @event - close
 * @event - open
 * @command --toggle
 * @command --close
 * @command --open
 * @cssprop --background
 * @cssprop --color
 * @cssprop --border
 * @cssprop --padding
 */
export declare class BpPanel extends LitElement implements Pick<BpTypeElement, keyof BpPanel> {
    #private;
    static styles: CSSStyleSheet[];
    /** Determines the size variant of the panel for different visual hierarchies */
    accessor size: 'sm' | 'md' | 'lg';
    /** Determines whether a close button is displayed for dismissing the panel */
    accessor closable: boolean;
    /** Controls the visibility state of the panel */
    accessor hidden: boolean;
    /** Provides internationalization strings for translated text content */
    accessor i18n: {
        copy: string;
        sort: string;
        none: string;
        ascending: string;
        descending: string;
        expand: string;
        close: string;
        resize: string;
        filter: string;
        loading: string;
        show: string;
        hide: string;
        previous: string;
        next: string;
        first: string;
        last: string;
        today: string;
        browse: string;
        removeFile: string;
        files: string;
        resizeColumn: string;
        closeDetails: string;
        noData: string;
        action: string;
        dropTarget: string;
        firstPage: string;
        previousPage: string;
        nextPage: string;
        lastPage: string;
        pageSize: string;
        pagination: string;
        increment: string;
        decrement: string;
    };
    _internals: ElementInternals;
    private typeClosableController;
    render(): import("lit").TemplateResult<1>;
    connectedCallback(): void;
}