.walkthrough{background:#f3f4f5;border-bottom:1px solid #e7e7e7}
.overview-video{display:block;width:100%;height:auto;aspect-ratio:16/9;background:#101112;border-radius:12px;margin-top:32px;box-shadow:0 14px 44px #0002}
.overview-video:focus-visible,.video-transcript summary:focus-visible{outline:3px solid #1785dc;outline-offset:6px}
.video-note{color:#676b70;font-size:13px;line-height:1.7;margin:18px 0}
.video-transcript{max-width:800px;border-top:1px solid #c9cccf;padding-top:18px}
.video-transcript summary{cursor:pointer;font-size:15px;font-weight:600;padding:8px 0;min-height:44px}
.video-transcript h3{font-size:18px;margin:24px 0 8px}
.video-transcript p{font-size:16px;line-height:1.8;color:#555a60}
.demo-caption a{text-decoration:underline;text-underline-offset:3px}
@media(max-width:700px){.overview-video{border-radius:6px;margin-top:24px}.video-note{font-size:12px}}