.contaduria-header {
  background: linear-gradient(to right, #43cea2, #185a9d);
  color: white;
  padding: 4rem 1rem;
  text-align: center;
  animation: fadeZoomIn 1s ease-in-out;
}

.reveal-title {
  font-size: 2.8rem;
  font-weight: 700;
  animation: slideFade 1s ease-out;
}

@keyframes slideFade {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeZoomIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.nivel-card {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.nivel-card:hover {
  transform: scale(1.05);
  box-shadow: 0 12px 20px rgba(0, 0, 0, 0.15);
}