.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--t-entry) var(--ease-out-expo),
              transform var(--t-entry) var(--ease-out-expo);
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--t-entry) var(--ease-out-expo),
              transform var(--t-entry) var(--ease-out-expo);
}

.reveal-stagger.is-visible > * {
  opacity: 1;
  transform: translateY(0);
}

.reveal-stagger.is-visible > *:nth-child(1) { transition-delay: 0ms; }
.reveal-stagger.is-visible > *:nth-child(2) { transition-delay: 120ms; }
.reveal-stagger.is-visible > *:nth-child(3) { transition-delay: 240ms; }
.reveal-stagger.is-visible > *:nth-child(4) { transition-delay: 360ms; }
.reveal-stagger.is-visible > *:nth-child(5) { transition-delay: 480ms; }
.reveal-stagger.is-visible > *:nth-child(6) { transition-delay: 600ms; }

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