import { LitElement } from 'lit';
import { Replacement } from '../localization';
/**
 * Base class for all AC components.
 */
export declare class EnchantedAcBaseElement extends LitElement {
    id: string;
    localization?: Map<string, string>;
    /**
     * The sessionStorage key used to control shadow root mode. Can be overridden by subclasses.
     */
    static shadowRootModeKey: string;
    private static _shadowRootOptions;
    protected static useOpenShadowRoot(): ShadowRootMode;
    /**
     * Build shadow root options dynamically so subclasses can override shadowRootModeKey
     * and respect sessionStorage changes at runtime.
     *
     * Each class (base and subclasses) gets its own cached _shadowRootOptions property
     * created via Object.defineProperty. This ensures:
     * 1. Each subclass respects its own shadowRootModeKey override
     * 2. The same object reference is returned on subsequent calls, preventing Lit from
     *    thinking the configuration changed and re-registering event listeners
     *
     * @returns The cached ShadowRootInit object for this specific class
     */
    protected static getShadowRootOptions(): ShadowRootInit;
    /**
     * Lit reads this property when defining custom elements.
     *
     * Using a getter (instead of a static property) allows us to dynamically determine
     * the shadow root mode based on sessionStorage at class definition time, while still
     * caching the result via getShadowRootOptions() to maintain object reference stability.
     */
    static get shadowRootOptions(): ShadowRootInit;
    /**
     * Setter to handle external assignments to shadowRootOptions (e.g., from test tooling).
     * The getter is authoritative, so assignments are ignored.
     */
    static set shadowRootOptions(_value: ShadowRootInit);
    constructor();
    disconnectedCallback(): void;
    connectedCallback(): void;
    getMessage(templateKey: string, _replacements?: Replacement[]): string;
}