/**
 * Play a beep sound at the given frequency and duration.
 * Silently fails if AudioContext is unavailable (e.g., SSR).
 */
export declare function playBeep(frequency: number, duration: number): void;
/** Play a success beep (high pitch, short) */
export declare function playGranted(freq?: number): void;
/** Play a denied beep (low pitch, longer) */
export declare function playDenied(freq?: number): void;
//# sourceMappingURL=audio.d.ts.map