/* ============================================================
   WCS-FARM — Animações personalizadas (responsivas, acessíveis)
   ============================================================ */

/* ---- Scroll reveal (ativado por IntersectionObserver em main.js) ---- */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity var(--dur-slow) var(--ease-out),
    transform var(--dur-slow) var(--ease-out);
  transition-delay: var(--reveal-delay, 0ms);
  will-change: opacity, transform;
}
[data-reveal="left"]  { transform: translateX(-32px); }
[data-reveal="right"] { transform: translateX(32px); }
[data-reveal="zoom"]  { transform: scale(0.94); }
[data-reveal].is-visible { opacity: 1; transform: none; }

/* Stagger automático dentro de um grupo */
[data-reveal-group] > * { opacity: 0; transform: translateY(24px); transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out); }
[data-reveal-group].is-visible > * { opacity: 1; transform: none; }
[data-reveal-group].is-visible > *:nth-child(1) { transition-delay: 0ms; }
[data-reveal-group].is-visible > *:nth-child(2) { transition-delay: 70ms; }
[data-reveal-group].is-visible > *:nth-child(3) { transition-delay: 140ms; }
[data-reveal-group].is-visible > *:nth-child(4) { transition-delay: 210ms; }
[data-reveal-group].is-visible > *:nth-child(5) { transition-delay: 280ms; }
[data-reveal-group].is-visible > *:nth-child(6) { transition-delay: 350ms; }
[data-reveal-group].is-visible > *:nth-child(7) { transition-delay: 420ms; }
[data-reveal-group].is-visible > *:nth-child(8) { transition-delay: 490ms; }

/* ---- Hero: entrada encadeada ---- */
@keyframes rise-in { from { opacity: 0; transform: translateY(26px); } to { opacity: 1; transform: none; } }
.hero .anim { animation: rise-in 0.8s var(--ease-out) both; }
.hero .anim-1 { animation-delay: 0.05s; }
.hero .anim-2 { animation-delay: 0.18s; }
.hero .anim-3 { animation-delay: 0.32s; }
.hero .anim-4 { animation-delay: 0.46s; }

/* ---- Blob decorativo flutuante no hero ---- */
@keyframes float-slow { 0%,100% { transform: translateY(0) rotate(0deg); } 50% { transform: translateY(-18px) rotate(6deg); } }
.floaty { animation: float-slow 9s ease-in-out infinite; }

/* ---- Cursor do rotator (typewriter) ---- */
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }
.hero__rotator .cursor { animation: blink 1s step-end infinite; }

/* ---- Contadores / underline animada em títulos de seção (opcional) ---- */
@keyframes grow-line { from { transform: scaleX(0); } to { transform: scaleX(1); } }

/* ---- Reduced motion: desliga tudo ---- */
@media (prefers-reduced-motion: reduce) {
  [data-reveal], [data-reveal-group] > * { opacity: 1 !important; transform: none !important; transition: none !important; }
  .hero .anim, .floaty, .hero__rotator .cursor { animation: none !important; }
  .person__photo img, .feature, .btn, .news-card, .pub, .logo-grid a { transition: none !important; }
  *:hover { transform: none !important; }
}