.zs-hero-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; pointer-events: none; opacity: 0; transition: opacity .7s ease; }
.zs-hero-video.is-playing { opacity: 1; }
@media (prefers-reduced-motion: reduce) {
  .zs-hero-video { display: none; transition: none; }
}