@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  55%      { transform: translateY(6px); }
}

.reveal         { opacity: 0; transform: translateY(28px); transition: opacity 0.85s ease, transform 0.85s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-d1      { transition-delay: 0.1s; }
.reveal-d2      { transition-delay: 0.2s; }
.reveal-d3      { transition-delay: 0.3s; }