import type { AnnotationData } from '@vizor-vr/shared';
/**
 * HTML overlay popup rendered in the shadow DOM.
 * Positioned near the clicked annotation sprite's screen position
 * with a frosted glass visual effect.
 */
export declare class AnnotationPopup {
    private container;
    private titleEl;
    private bodyEl;
    private closeBtn;
    private isOpen;
    constructor(shadowRoot: ShadowRoot);
    /** Show the popup with annotation data near the given screen coordinates */
    show(data: AnnotationData, screenX: number, screenY: number): void;
    /** Hide the popup */
    hide(): void;
    /** Remove the popup element from the DOM */
    dispose(): void;
}
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