@keyframes spin { to { transform: rotate(360deg); } }
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.animate-fade-in { animation: fadeIn 0.6s ease; }
.animate-fade-up { animation: fadeInUp 0.6s ease; }