/* ============================================================
   Slide deck pages: /presentation/sarcoidosis-ai/
   Builds on the site's styles.css (colors, type, header, footer).
   ============================================================ */

/* ---------- Deck hero ---------- */
.deck-hero {
  background: linear-gradient(160deg, var(--teal-50) 0%, var(--bg-soft) 55%, var(--purple-50) 100%);
  border-bottom: 1px solid var(--line);
}
.deck-hero h1 { max-width: 22ch; }
.deck-hero .tag { font-size: 1.25rem; color: var(--teal-700); font-weight: 500; margin: 0 0 0.6rem; }
.deck-hero .lead { max-width: 60ch; margin-bottom: 1.8rem; }
.rule { width: 52px; height: 4px; background: var(--accent); border-radius: 2px; margin: -0.3rem 0 1.4rem; }
.facts {
  display: flex; flex-wrap: wrap; gap: 1.2rem 2.8rem;
  margin-top: 2.4rem; padding-top: 1.5rem; border-top: 1px solid var(--line);
}
.fact .k { font-size: 1.8rem; font-weight: 700; color: var(--ink); line-height: 1.1; }
.fact .l { font-size: 0.76rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin-top: 0.35rem; }

/* ---------- Search ---------- */
.searchpanel {
  display: flex; align-items: center; gap: 0.9rem;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 0.95rem 1.2rem; box-shadow: var(--shadow);
}
.searchpanel:focus-within { border-color: var(--accent); }
.searchpanel svg { flex: none; color: var(--muted); }
.searchpanel input { flex: 1; min-width: 0; border: 0; outline: 0; background: none; font: inherit; font-size: 1.1rem; color: var(--ink); }
.searchpanel input::placeholder { color: var(--muted); }
.searchpanel .hint { font-size: 0.82rem; color: var(--muted); white-space: nowrap; }
.chips { display: flex; flex-wrap: wrap; gap: 0.55rem; margin-top: 1rem; }
.chip {
  font: inherit; font-size: 0.88rem; color: var(--ink-soft); background: #fff;
  border: 1px solid var(--line); border-radius: 999px; padding: 0.4rem 0.95rem; cursor: pointer;
}
.chip:hover { border-color: var(--accent); color: var(--accent); }
.results { display: flex; flex-direction: column; gap: 0.7rem; margin-top: 1.2rem; }
.result {
  display: flex; gap: 1.1rem; align-items: flex-start; color: inherit;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 0.95rem 1.15rem;
}
.result:hover { text-decoration: none; border-color: rgba(15, 110, 86, 0.45); }
.result .num { font-size: 1.15rem; font-weight: 700; color: var(--accent); min-width: 2.2rem; }
.result .sec { font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.result .ttl { font-weight: 600; color: var(--ink); }
.result .snip { font-size: 0.9rem; color: var(--ink-soft); margin-top: 0.3rem; }
.results mark { background: rgba(15, 110, 86, 0.16); color: var(--ink); padding: 0 2px; border-radius: 3px; }
.empty { color: var(--muted); margin: 0.4rem 0 0; }

/* ---------- Takeaways ---------- */
.takeaways { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.6rem; }
.takeaway { border-top: 3px solid var(--accent); padding-top: 1rem; }
.takeaway.coral { border-top-color: var(--coral-600); }
.takeaway.purple { border-top-color: var(--purple-600); }
.takeaway .n { font-size: 0.78rem; font-weight: 700; letter-spacing: 0.12em; color: var(--muted); }
.takeaway h3 { font-size: 1.1rem; margin: 0.35rem 0 0.4rem; }
.takeaway p { font-size: 0.92rem; color: var(--ink-soft); margin: 0; }

/* ---------- Slide grid ---------- */
.deck-group + .deck-group { margin-top: 3rem; }
.deck-group > .eyebrow { margin-bottom: 1.1rem; }
.slide-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.4rem; }
.slide-card {
  display: flex; flex-direction: column; color: inherit;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}
.slide-card:hover { text-decoration: none; transform: translateY(-3px); box-shadow: var(--shadow); border-color: rgba(15, 110, 86, 0.4); }
.slide-card img { width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; background: #0f1c3f; }
.slide-card .meta { padding: 0.95rem 1.1rem 1.15rem; }
.slide-card .n { font-size: 0.74rem; font-weight: 600; letter-spacing: 0.12em; color: var(--muted); }
.slide-card h3 { font-size: 1.02rem; margin: 0.3rem 0 0.35rem; }
.slide-card p { font-size: 0.88rem; color: var(--ink-soft); margin: 0; }

/* ---------- Single slide page ---------- */
.slide-page { padding: 1.4rem 0 clamp(3rem, 6vw, 4.5rem); }
.slide-bar {
  display: flex; justify-content: space-between; align-items: center; gap: 0.6rem 1.4rem; flex-wrap: wrap;
  font-size: 0.92rem; padding-bottom: 1.4rem;
}
.slide-bar .count { color: var(--muted); }
.slide-head { margin-bottom: 1.4rem; }
.slide-head .num { font-size: 0.78rem; font-weight: 600; letter-spacing: 0.14em; color: var(--muted); margin: 0 0 0.35rem; }
.slide-head .eyebrow { margin-bottom: 0.5rem; }
.slide-head h1 { font-size: clamp(1.7rem, 4vw, 2.5rem); margin-bottom: 0.7rem; }
.asked {
  display: inline-block; background: var(--coral-50); color: var(--coral-600);
  font-size: 0.85rem; font-weight: 600; padding: 0.35rem 0.9rem; border-radius: 999px;
}
.slide-frame {
  display: block; border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--line); box-shadow: var(--shadow); background: #0f1c3f;
}
.slide-frame img { width: 100%; height: auto; }
.slide-frame-note { font-size: 0.8rem; color: var(--muted); margin: 0.6rem 0 0; text-align: right; }

.slide-cols { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 2.6rem; margin-top: 2.4rem; }
.slide-cols.single { grid-template-columns: minmax(0, 760px); }
.block > h2 {
  font-size: 0.8rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--accent); font-weight: 600; margin-bottom: 0.9rem;
}
.talk p { font-size: 1.05rem; color: var(--ink-soft); }

.qa {
  background: var(--bg-soft); border: 1px solid var(--line); border-left: 4px solid var(--coral-600);
  border-radius: var(--radius-sm); padding: 1.05rem 1.25rem; margin-bottom: 1rem;
}
.qa .lbl { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--coral-600); margin: 0 0 0.35rem; }
.qa .q { font-weight: 600; color: var(--ink); margin: 0 0 0.6rem; line-height: 1.45; }
.qa .a { font-size: 0.95rem; color: var(--ink-soft); margin: 0; }

.redflags { margin-top: 1rem; }
.redflags .src { font-size: 0.82rem; color: var(--muted); margin: 0 0 0.9rem; }
.redflags dl { margin: 0; display: grid; grid-template-columns: minmax(0, 10rem) minmax(0, 1fr); gap: 0.65rem 1.2rem; }
.redflags dt { font-weight: 600; color: var(--coral-600); }
.redflags dd { margin: 0; font-size: 0.95rem; color: var(--ink-soft); }

.slide-text { margin-top: 1.2rem; }
.slide-text summary { cursor: pointer; font-weight: 600; color: var(--accent-dark); font-size: 0.95rem; }
.slide-text ul { margin: 0.8rem 0 0; padding-left: 1.1rem; }
.slide-text li { font-size: 0.92rem; color: var(--ink-soft); margin-top: 0.3rem; }

.pager {
  display: flex; justify-content: space-between; gap: 1rem;
  margin-top: 3rem; padding-top: 1.4rem; border-top: 1px solid var(--line);
}
.pager a { max-width: 48%; font-weight: 600; }
.pager .next { text-align: right; margin-left: auto; }
.pager small { display: block; font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
.kbd-hint { font-size: 0.8rem; color: var(--muted); text-align: center; margin: 1.2rem 0 0; }

@media (max-width: 860px) {
  .takeaways { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .slide-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .slide-cols { grid-template-columns: minmax(0, 1fr); gap: 1.8rem; }
  .searchpanel .hint, .kbd-hint { display: none; }
}
@media (max-width: 560px) {
  .takeaways, .slide-grid { grid-template-columns: minmax(0, 1fr); }
  .redflags dl { grid-template-columns: minmax(0, 1fr); gap: 0.2rem; }
  .redflags dd { margin-bottom: 0.6rem; }
  .pager { flex-direction: column; }
  .pager a { max-width: none; }
}