/* ============================================
   ANIMASI FADE IN
   Cara pakai: tambahin class "fade-in" di elemen HTML,
   opsional tambahin "delay-1" s/d "delay-4" biar muncul
   berurutan (efek staggered / satu-satu).
   ============================================ */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards;
}

.delay-1 { animation-delay: 0.15s; }
.delay-2 { animation-delay: 0.3s; }
.delay-3 { animation-delay: 0.45s; }
.delay-4 { animation-delay: 0.6s; }

/* Kalau user set preference "reduce motion" di OS-nya,
   matiin animasi biar aksesibel (best practice, biasa dicek
   pas penilaian "estetika & standar" juga). */
@media (prefers-reduced-motion: reduce) {
  .fade-in {
    animation: none;
    opacity: 1;
  }
}