/* MOT-2 adapte : Slide directionnel implemente en translateY alterne (PIEGE PROD #13 : translateX au reveal interdit) */
[data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s cubic-bezier(0.2, 0.7, 0.2, 1);
  will-change: opacity, transform;
}
[data-reveal]:nth-child(even) {
  transform: translateY(26px);
}
[data-reveal].in { opacity: 1; transform: none; }

/* Stagger sur les enfants */
.stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.stagger.in > * { opacity: 1; transform: none; }
.stagger.in > *:nth-child(1) { transition-delay: 0.05s; }
.stagger.in > *:nth-child(2) { transition-delay: 0.12s; }
.stagger.in > *:nth-child(3) { transition-delay: 0.19s; }
.stagger.in > *:nth-child(4) { transition-delay: 0.26s; }
.stagger.in > *:nth-child(5) { transition-delay: 0.33s; }
.stagger.in > *:nth-child(6) { transition-delay: 0.40s; }
.stagger.in > *:nth-child(7) { transition-delay: 0.47s; }
.stagger.in > *:nth-child(8) { transition-delay: 0.54s; }

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