.auth-visual{width:min(100%,214px);height:auto;aspect-ratio:9/16;margin-inline:auto;background:#090909;border:1px solid #292929;isolation:isolate}
.auth-visual video{position:absolute;inset:0;display:block;width:100%;height:100%;object-fit:contain;object-position:center;pointer-events:none;opacity:0;transition:opacity .8s ease-in-out}
.auth-visual video.is-active{opacity:1}
.auth-visual::after{content:none}
.account-page .intro-copy{padding-block:24px}
@media(prefers-reduced-motion:reduce){.auth-visual video{transition:none}}