.background-video-shell {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: #020617;
}

.background-video {
    position: absolute;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.background-video {
    opacity: 0;
    transition: opacity 900ms ease;
}

.background-video-shell.is-playing .background-video {
    opacity: 1;
}

@media (prefers-reduced-motion: reduce) {
    .background-video {
        transition: none;
    }
}