import type { IStorageAdapter } from '../core/IStorageAdapter';
/**
 * IndexedDB-based storage adapter for browser environments.
 * Provides persistent storage that survives page reloads.
 */
export declare class IndexedDBAdapter implements IStorageAdapter {
    private dbName;
    private storeName;
    constructor(dbName?: string, storeName?: string);
    private openDB;
    save(key: string, data: any): Promise<void>;
    load(key: string): Promise<any>;
    remove(key: string): Promise<void>;
    list(): Promise<string[]>;
}
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