.rv {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.72s var(--ease), transform 0.72s var(--ease);
}

.rv.on {
  opacity: 1;
  transform: translateY(0);
}

.rv.d1 { transition-delay: 0.1s; }
.rv.d2 { transition-delay: 0.2s; }
.rv.d3 { transition-delay: 0.3s; }

@media (prefers-reduced-motion: reduce) {
  .rv {
    opacity: 1;
    transform: none;
    transition: none;
  }
}