import { LitElement, PropertyValues, TemplateResult, CSSResult } from 'lit';
export type AiModalSizeStrategy = 'auto' | 'fixed';
declare global {
    interface HTMLElementTagNameMap {
        'forge-ai-modal': AiModalComponent;
    }
    interface HTMLElementEventMap {
        'forge-ai-modal-open': CustomEvent<void>;
        'forge-ai-modal-close': CustomEvent<{
            reason: 'backdrop' | 'escape' | 'programmatic';
        }>;
        'forge-ai-modal-fullscreen-change': CustomEvent<{
            isFullscreen: boolean;
        }>;
    }
}
/**
 * @tag forge-ai-modal
 *
 * @slot - Default slot for modal content
 *
 * @event {CustomEvent<void>} forge-ai-modal-open - Fired when the modal is opened
 * @event {CustomEvent<{ reason: 'backdrop' | 'escape' | 'programmatic' }>} forge-ai-modal-close - Fired when the modal is closed. Detail includes reason for closing.
 * @event {CustomEvent<{ isFullscreen: boolean }>} forge-ai-modal-fullscreen-change - Fired when the fullscreen state changes
 *
 * @cssproperty --forge-ai-modal-width - Width of the modal in non-fullscreen mode
 * @cssproperty --forge-ai-modal-height - Height of the modal in non-fullscreen mode
 *
 * @state fullscreen - The modal is in fullscreen mode
 */
export declare class AiModalComponent extends LitElement {
    #private;
    static readonly styles: CSSResult;
    private _dialog;
    /**
     * Controls whether the modal is open or closed.
     */
    open: boolean;
    /**
     * Controls whether the modal is displayed in fullscreen mode.
     * When not explicitly set, this will be automatically determined based on viewport size.
     */
    fullscreen?: boolean;
    /**
     * Controls the modal sizing strategy.
     * - 'auto' (default): Automatically switches to fullscreen on viewports < 768px
     * - 'fixed': Maintains defined size regardless of viewport, never auto-fullscreens
     */
    sizeStrategy: AiModalSizeStrategy;
    private _autoFullscreen;
    constructor();
    render(): TemplateResult;
    connectedCallback(): void;
    disconnectedCallback(): void;
    updated(changedProperties: PropertyValues<this>): void;
    /**
     * Shows the modal dialog.
     */
    show(): void;
    /**
     * Closes the modal dialog.
     */
    close(): void;
}