/* ===== SCROLL REVEAL ===== */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

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

[data-reveal-group] > * {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

[data-reveal-group].is-visible > * {
  opacity: 1;
  transform: translateY(0);
}

[data-reveal-group].is-visible > *:nth-child(1) { transition-delay: 0.05s; }
[data-reveal-group].is-visible > *:nth-child(2) { transition-delay: 0.12s; }
[data-reveal-group].is-visible > *:nth-child(3) { transition-delay: 0.19s; }
[data-reveal-group].is-visible > *:nth-child(4) { transition-delay: 0.26s; }
[data-reveal-group].is-visible > *:nth-child(5) { transition-delay: 0.33s; }
[data-reveal-group].is-visible > *:nth-child(6) { transition-delay: 0.4s; }
[data-reveal-group].is-visible > *:nth-child(7) { transition-delay: 0.47s; }

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

/* ===== KEYFRAMES ===== */
@keyframes pulse-ring {
  0% {
    transform: scale(1);
    opacity: 0.55;
  }
  100% {
    transform: scale(1.6);
    opacity: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .whatsapp-float::before {
    animation: none;
  }
}