/* ============================================
   ANIMACIONES DE ENTRADA — IA Opportunity System
   ============================================ */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Animación al scroll — estado inicial invisible */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
  will-change: opacity, transform;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Fade simple */
.fade-in-only {
  opacity: 0;
  transition: opacity 0.8s ease;
  will-change: opacity;
}

.fade-in-only.visible {
  opacity: 1;
}

/* Accesibilidad */
@media (prefers-reduced-motion: reduce) {
  .fade-in,
  .fade-in-only {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}