import { type WebPopupParams } from 'smart-blocks-utils';
/**
 * Parse stored popup json into the renderable model. Returns null for
 * anything that is not a supported {version: 1, params} popup with at least
 * one resolvable page — including legacy pre-engine content (no `version`
 * field), which is deliberately unrenderable.
 */
export declare const parseWebPopupContent: (json: string) => WebPopupParams | null;
/**
 * Mount the popup into the shadow-root container. The reader draws the whole
 * chrome itself: page-dim overlay (click closes), fixed viewport placement,
 * enter animation, the close button — and owns page switching for multi-page
 * popups (buttons with a `page` action). Email-subscription-form slots
 * submit through the subscription-form service.
 */
export declare const renderWebPopup: (container: HTMLElement, params: WebPopupParams, onRequestClose: () => void) => void;
/**
 * Unmount a popup rendered by `renderWebPopup`. Dropping the host element alone
 * leaves the tree mounted on a detached node, so component cleanup never runs —
 * harmless for a popup shown once, not harmless now that popups cycle.
 */
export declare const unmountWebPopup: (container: HTMLElement) => void;