.hero-bg {
  background-image: url("https://images.unsplash.com/photo-1601584115197-04ecc0da31d7?w=1800&q=90");
  background-position: center;
  background-size: cover;
}
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.7s ease,
    transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}