import { BootstrapElement } from '@bootstrap-wc/core';
export type ModalSize = 'sm' | 'md' | 'lg' | 'xl';
export type ModalFullscreen = boolean | '' | 'sm-down' | 'md-down' | 'lg-down' | 'xl-down' | 'xxl-down';
/**
 * `<bs-modal>` — Bootstrap modal dialog with backdrop, focus trap, and ESC close.
 *
 * @slot - Modal body.
 * @slot title - Rendered inside `.modal-title`.
 * @slot footer - Rendered inside `.modal-footer`.
 * @fires bs-show / bs-shown / bs-hide / bs-hidden
 */
export declare class BsModal extends BootstrapElement {
    open: boolean;
    heading?: string;
    size: ModalSize;
    centered: boolean;
    scrollable: boolean;
    staticBackdrop: boolean;
    noBackdrop: boolean;
    noCloseOnEscape: boolean;
    noCloseButton: boolean;
    /**
     * Fullscreen mode.
     *   - `true`            → `.modal-fullscreen` (always fullscreen)
     *   - `"sm-down"` etc.  → `.modal-fullscreen-{breakpoint}-down`
     *   - `false`/absent    → regular modal
     */
    fullscreen: ModalFullscreen;
    /**
     * Render the dialog inline (not fixed-positioned) for static docs previews.
     * Adds `.position-static .d-block` and suppresses the backdrop so the
     * markup can sit in normal document flow. Has no effect on focus trap or
     * show/hide lifecycle.
     */
    staticPreview: boolean;
    /**
     * Alias for `static-preview`. Both `static-display` and `static-preview`
     * map to the same internal state — the static, no-backdrop, no-focus-trap
     * render mode.
     */
    staticDisplay: boolean;
    /** Extra classes for the outer `.modal` element (e.g. `modal-sheet bg-body-secondary p-4`). */
    modalClass: string;
    /** Extra classes for the `.modal-content` wrapper (e.g. `rounded-4 shadow`). */
    contentClass: string;
    /** Extra classes for the `.modal-header` (e.g. `border-bottom-0`). */
    headerClass: string;
    /** Extra classes for the `.modal-body` (e.g. `py-0 p-4 text-center`). */
    bodyClass: string;
    /** Extra classes for the `.modal-footer` (e.g. `flex-column gap-2 border-top-0`). */
    footerClass: string;
    private _animating;
    private _modal;
    private _dialog;
    private _focusTrap;
    private _prevOverflow;
    private _originalParent;
    private _originalNextSibling;
    connectedCallback(): void;
    private _applyStaticAttrs;
    disconnectedCallback(): void;
    private _teleporting;
    /**
     * Move the host into `document.body` so the `.modal` overlay escapes every
     * ancestor stacking context (Starlight's `.main-pane` uses `isolation:
     * isolate`, for example, which otherwise caps the z-index of a modal
     * rendered in-place). Static-preview modals intentionally stay inline.
     */
    private _teleportToBody;
    /** Restore the host to its author-placed position in the DOM. */
    private _restoreFromBody;
    willUpdate(changed: Map<string, unknown>): void;
    updated(changed: Map<string, unknown>): void;
    show(): void;
    hide(): void;
    toggle(): void;
    private _onOpen;
    private _onClose;
    private _restoreBody;
    private _onKeydown;
    /** Convert a `"foo bar"` string into a `{foo: true, bar: true}` map. */
    private _extraClasses;
    /**
     * In `static-display` mode the host IS the visible `.modal` chrome — mirror
     * `.modal.show.position-static.d-block` (plus any `modal-class` extras)
     * onto the host so layout rules in the page can target it.
     */
    protected hostClasses(): string;
    private _onBackdropClick;
    render(): import("lit-html").TemplateResult<1>;
}
declare global {
    interface HTMLElementTagNameMap {
        'bs-modal': BsModal;
    }
}
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