import type { FirebaseKitConfig } from './types';
declare class FirebaseKitSingleton {
    private static instance;
    private initialized;
    private config;
    private adapter;
    private serviceInstances;
    private constructor();
    static getInstance(): FirebaseKitSingleton;
    initialize(config: FirebaseKitConfig): Promise<void>;
    private loadPlatformAdapter;
    getService<T>(serviceName: string): Promise<T>;
    isInitialized(): boolean;
    getConfig(): FirebaseKitConfig | null;
    reset(): void;
}
export declare const firebaseKitSingleton: FirebaseKitSingleton;
export {};