import type { LogoutOutcome } from '@pantheon-systems/css-client';
export type { LogoutOutcome };
export interface PerformLogoutConfig {
    /**
     * Base URL of the API. Defaults to the production backend when unset or
     * blank — brokerLogout (from @pantheon-systems/css-client) owns that
     * fallback, so it's applied consistently for every caller, not just this
     * function.
     */
    cssBaseUrl?: string;
    siteApiToken?: string;
    /**
     * The puck-css token key, matching P1AuthProvider's `tokenStorageKey` prop.
     * Not the broker JWT key — css-client owns that one and resolves it itself.
     */
    tokenStorageKey?: string;
}
/**
 * Canonical logout for P1 broker-mode apps. Owns the full sequence:
 *   1. POST to the backend to obtain the Auth0 logout URL (token still present).
 *   2. On success: clear broker token (inside brokerLogout) and puck-css keys.
 *   3. Return the outcome — caller navigates on `signed_out`.
 *
 * On `error`, credentials are left intact so the caller can retry or fall back.
 * Puck-css keys are cleared on `no_session` too — the broker session is gone,
 * so local state should match.
 */
export declare function performLogout(config: PerformLogoutConfig): Promise<LogoutOutcome>;