import { ElementType } from 'react';
import type { DialogOverlayProps } from './types';
/**
 * Overlay backdrop that covers the screen behind the dialog.
 * Renders as a visual layer only — dismiss behavior is handled by
 * DialogContent's `useInteractOutside` hook, which respects
 * `onPointerDownOutside` / `onInteractOutside` event prevention.
 * Automatically renders via portal to document.body.
 */
export declare const DialogOverlay: {
    <T extends ElementType = "div">({ as, ref, container, onClick, children, ...props }: DialogOverlayProps<T>): import("react").ReactPortal | null;
    displayName: string;
};