.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Para grupos de tarjetas: cada hijo aparece con un pequeño desfase */
.reveal-group.is-visible > * {
  opacity: 1;
  transform: translateY(0);
}
.reveal-group > * {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-group.is-visible > *:nth-child(1) {
  transition-delay: 0s;
}
.reveal-group.is-visible > *:nth-child(2) {
  transition-delay: 0.08s;
}
.reveal-group.is-visible > *:nth-child(3) {
  transition-delay: 0.16s;
}
.reveal-group.is-visible > *:nth-child(4) {
  transition-delay: 0.24s;
}
.reveal-group.is-visible > *:nth-child(5) {
  transition-delay: 0.32s;
}
.reveal-group.is-visible > *:nth-child(6) {
  transition-delay: 0.4s;
}

@media (prefers-reduced-motion: reduce) {
  .reveal,
  .reveal-group > * {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}