/**
 * Toca um som curto de sucesso (dois tons) usando Web Audio API.
 * Não requer arquivos de áudio.
 */
export function playSuccessSound(): void {
  try {
    const ctx = new (window.AudioContext || (window as unknown as { webkitAudioContext: typeof AudioContext }).webkitAudioContext)();
    const playTone = (frequency: number, startTime: number, duration: number) => {
      const osc = ctx.createOscillator();
      const gain = ctx.createGain();
      osc.connect(gain);
      gain.connect(ctx.destination);
      osc.frequency.value = frequency;
      osc.type = "sine";
      gain.gain.setValueAtTime(0.15, startTime);
      gain.gain.exponentialRampToValueAtTime(0.01, startTime + duration);
      osc.start(startTime);
      osc.stop(startTime + duration);
    };
    playTone(523.25, 0, 0.15);
    playTone(659.25, 0.18, 0.2);
  } catch {
    // Ignora se AudioContext não for suportado ou bloqueado (autoplay policy)
  }
}