/**
* @class ImageHider
* @extends HTMLElement
* @description A custom element that provides a clickable card to toggle the visibility of images
* across the document by setting a data attribute on the element.
* It reuses the design.
*/
export declare class ImageHider extends HTMLElement {
private shadow;
private toneCardElement;
private toneCard;
private isImagesHidden;
constructor();
connectedCallback(): void;
disconnectedCallback(): void;
private attachListeners;
private removeListeners;
private toggleImageVisibility;
private applyState;
private loadState;
private handleReset;
private updateCardAppearance;
private render;
}