/* ANIMATIONS — MOT-4 texte masqué montant + reveals */

/* ===== MOT-4 : Masque montant ===== */
.reveal-mask {
  overflow: hidden;
  display: block;
}
.reveal-mask-inner {
  display: block;
  transform: translateY(105%);
  opacity: 0;
  transition: transform 0.72s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.5s ease;
}
.reveal-mask.in .reveal-mask-inner {
  transform: translateY(0);
  opacity: 1;
}

/* Stagger sur lignes du H1 */
.reveal-mask:nth-child(2) .reveal-mask-inner { transition-delay: 0.08s; }
.reveal-mask:nth-child(3) .reveal-mask-inner { transition-delay: 0.16s; }

/* ===== REVEAL DATA-ATTRIBUTE (sections) ===== */
/* IMPORTANT: jamais translateX au reveal (PIÈGE PROD #13) */
[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
[data-reveal].in {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger par index */
[data-reveal][data-delay="1"] { transition-delay: 0.06s; }
[data-reveal][data-delay="2"] { transition-delay: 0.12s; }
[data-reveal][data-delay="3"] { transition-delay: 0.18s; }
[data-reveal][data-delay="4"] { transition-delay: 0.24s; }
[data-reveal][data-delay="5"] { transition-delay: 0.30s; }
[data-reveal][data-delay="6"] { transition-delay: 0.36s; }

/* ===== STAGGER GALERIE (threshold bas — PIÈGE PROD #9) ===== */
.stagger > * {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}
.stagger.in > * { opacity: 1; transform: translateY(0); }
.stagger > *:nth-child(1) { transition-delay: 0.00s; }
.stagger > *:nth-child(2) { transition-delay: 0.07s; }
.stagger > *:nth-child(3) { transition-delay: 0.14s; }
.stagger > *:nth-child(4) { transition-delay: 0.21s; }
.stagger > *:nth-child(5) { transition-delay: 0.28s; }
.stagger > *:nth-child(6) { transition-delay: 0.35s; }

/* ===== COMPTEURS stats-strip ===== */
.stat-number { will-change: contents; }

/* ===== reduced-motion : tout off ===== */
@media (prefers-reduced-motion: reduce) {
  .reveal-mask-inner {
    transform: none;
    opacity: 1;
    transition: none;
  }
  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .stagger > * {
    opacity: 1;
    transform: none;
    transition: none;
  }
}