/* ============================================
   CET ENVIRO — Animations
   Fade-in on scroll, hover transitions
   ============================================ */

/* ── Fade in on scroll ── */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}
.fade-in.delay-1 { transition-delay: 0.1s; }
.fade-in.delay-2 { transition-delay: 0.2s; }
.fade-in.delay-3 { transition-delay: 0.3s; }
.fade-in.delay-4 { transition-delay: 0.4s; }

/* ── Hover card lift ── */
.card-hover {
  transition: transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}
.card-hover:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

/* ── Reduced motion ── */
@media (prefers-reduced-motion: reduce) {
  .fade-in {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .card-hover:hover {
    transform: none;
  }
}