.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;

  padding: 0.9rem 2.4rem;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 1.2px;
  text-transform: uppercase;

  border-radius: var(--radius-sm);
  transition: background var(--transition-fast),
              color var(--transition-fast),
              transform var(--transition-fast),
              box-shadow var(--transition-fast);
}

/* Botão principal */
.btn--primary {
  background-color: var(--color-gold);
  color: var(--color-black);
}

.btn--primary:hover {
  background-color: #b8941f;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(201, 162, 39, 0.25);
}

/* Botão contorno */
.btn--outline {
  border: 1px solid var(--color-gold);
  color: var(--color-gold);
}

.btn--outline:hover {
  background-color: var(--color-gold);
  color: var(--color-black);
  transform: translateY(-2px);
}

/* Botão WhatsApp */
.btn--whatsapp {
  background-color: #25d366;
  color: #000;
}

.btn--whatsapp:hover {
  background-color: #1ebe5d;
  transform: translateY(-2px);
}