/* Watch page (/walkthrough/): the demo video with its caption track, the transcript, and the slide deck.
   Page components only; tokens, type, links, section shells, and the footer come from /landing.css, as on the
   Research page. The page itself is written by web/tools/record_walkthrough.py. */
.narrow > * {
  max-width: 820px;
}

.page-head {
  padding: clamp(32px, 5vw, 60px) 0 clamp(20px, 3vw, 32px);
}

.page-head h1 {
  max-width: 26ch;
  margin: 0;
  font-size: clamp(2rem, 4.6vw, 3.2rem);
  letter-spacing: -0.01em;
  line-height: 1.1;
}

.wt-video-section {
  padding-top: clamp(24px, 3vw, 36px);
}

.wt-video {
  display: block;
  width: 100%;
  margin-top: 1.5rem;
  max-width: 1120px;
  height: auto;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--line-strong);
  background: #000;
}

.wt-meta {
  margin: 0.75rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.wt-transcript {
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--ink);
}

.wt-transcript li {
  display: grid;
  grid-template-columns: 4.5rem minmax(0, 1fr);
  gap: 0 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  line-height: 1.55;
}

.wt-time {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.9rem;
  font-variant-numeric: tabular-nums;
  padding-top: 0.1em;
}

@media (max-width: 480px) {
  .wt-transcript li {
    grid-template-columns: 1fr;
  }
}

/* Slide deck links, as on the Research page */
.deck-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 1.4rem 0 0;
}