/* The demo video page: the player first, chapters under it. */
.vid { padding-top: 44px; padding-bottom: 64px; display: grid; gap: 14px; justify-items: start; }
.vid h1 { margin: 0; font-size: clamp(30px, 5vw, 46px); line-height: 1.1; letter-spacing: -.02em; }
.vid .sub { margin: 0; max-width: 62ch; color: #c9d0ee; font-size: 18px; }
.player { width: 100%; margin-top: 10px; border-radius: 18px; overflow: hidden; background: #000; border: 1px solid var(--line); box-shadow: 0 30px 80px rgba(0, 0, 0, .45); }
.player video { display: block; width: 100%; aspect-ratio: 16 / 9; background: #000; }
.vid .cta { margin-top: 6px; }
.chapters { width: 100%; margin-top: 28px; padding-top: 22px; border-top: 1px solid var(--line); }
.chapters h2 { margin: 0 0 10px; font-size: 22px; }
.chapters ol { margin: 0; padding: 0; list-style: none; display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 8px; }
.chapters li { margin: 0; }
.chapters button { width: 100%; height: 100%; display: grid; grid-template-columns: 54px minmax(0, 1fr); gap: 10px; align-items: center; padding: 10px 12px; border-radius: 12px; border: 1px solid var(--line); background: rgba(255, 255, 255, .04); color: var(--text); font: inherit; text-align: left; cursor: pointer; }
.chapters button:hover { border-color: rgba(255, 255, 255, .35); }
.chapters button time { font-variant-numeric: tabular-nums; color: #9aa3c7; font-size: 14px; }
.chapters button b { display: block; font-size: 15px; }
.chapters button span { display: block; color: #9aa3c7; font-size: 13.5px; }
@media (max-width: 560px) { .vid { padding-top: 24px; } .player { border-radius: 12px; } }