import type { Provider } from './Provider.js';
/**
 * Adapter for the Adyen Web SDK. The Adyen integration differs
 * significantly from Finix and Stripe; it requires loading the
 * Adyen Web library, creating a Checkout instance and mounting
 * a Card component. This skeleton outlines the structure but
 * leaves the concrete implementation to be completed when
 * integrating Adyen.
 */
export declare class AdyenProvider implements Provider {
    private checkout;
    private cardComponent;
    init(config: Record<string, unknown>): Promise<void>;
    mountCardForm(selector: string): Promise<void>;
    tokenize(): Promise<{
        token: string;
        [key: string]: unknown;
    }>;
}
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