/* A single, cinematic opening followed by a compact index of the story. */
#top { scroll-margin-top: 82px; }
.hero {
  --hero-ink: #fff;
  --hero-copy: #e0e7e4;
  --hero-border: rgba(255, 255, 255, .3);
  max-width: 1440px;
  margin: 0 auto 104px;
  padding: 18px 24px 0;
  text-align: left;
}
.hero-cut {
  width: 100%;
  min-height: 580px;
  aspect-ratio: auto;
  margin: 0;
  padding: 72px 64px 30px;
  transform: none;
  border-radius: 18px;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: space-between;
  gap: 64px;
  isolation: isolate;
}
.hero-cut__video { object-position: center; z-index: -2; }
.hero-cut__scrim {
  z-index: -1;
  background: linear-gradient(90deg, rgba(6, 12, 10, .83), rgba(6, 12, 10, .34) 75%), linear-gradient(0deg, rgba(6, 12, 10, .65), transparent 50%);
}
.hero-cut__content { position: relative; }
.hero-cut__title { margin-top: 0; color: var(--hero-ink); font-size: clamp(58px, 6.8vw, 96px); line-height: .99; letter-spacing: -.055em; text-wrap: initial; }
.hero-cut__intro { margin-top: 26px; color: var(--hero-copy); font-size: 18px; line-height: 1.6; }
.hero .cta-row { justify-content: flex-start; gap: 12px; margin-top: 30px; }
.hero .btn { height: 46px; border-radius: 8px; color: var(--hero-ink); border-color: var(--hero-border); background: rgba(6, 12, 10, .2); }
.hero .btn span { margin-left: 12px; }
.hero .btn:hover { border-color: var(--hero-ink); background: rgba(255, 255, 255, .12); }
.hero .btn--primary { color: var(--band); background: var(--hero-ink); border-color: var(--hero-ink); }
.hero .btn--primary:hover { color: var(--band); background: var(--hero-copy); }
.hero-cut__foot { position: relative; display: flex; align-items: center; flex-wrap: wrap; justify-content: space-between; gap: 20px; border-top: 1px solid var(--hero-border); padding-top: 22px; color: var(--hero-copy); font-size: 11px; letter-spacing: .035em; }
.hero-overview { max-width: 1152px; margin: 0 auto; padding: 32px 0 0; display: grid; grid-template-columns: .9fr 1.7fr; align-items: center; gap: 64px; }
.hero-overview > p { max-width: 37ch; color: var(--muted); font-size: 14px; line-height: 1.7; }
.chapter-nav { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.chapter-nav a { display: grid; grid-template-columns: 1fr auto; gap: 12px; padding: 8px 24px; border-left: 1px solid var(--border-2); color: var(--ink); }
.chapter-nav a > span { grid-column: 1 / -1; color: var(--muted); font: 11px var(--font-mono); }
.chapter-nav strong { font-size: 13px; font-weight: 500; white-space: nowrap; }
.chapter-nav i { font-size: 16px; font-style: normal; color: var(--muted); transition: translate .2s var(--ease); }
.chapter-nav a:hover { color: var(--accent); }
.chapter-nav a:hover i { color: var(--accent); translate: 2px -2px; }
@media (max-width: 1100px) {
  .hero-cut { padding: 56px 44px 26px; }
  .hero-overview { gap: 28px; grid-template-columns: .8fr 1.5fr; }
  .chapter-nav a { padding: 8px 16px; }
  .chapter-nav strong { white-space: normal; }
}
@media (max-width: 720px) {
  .hero { margin-bottom: 72px; padding: 10px 12px 0; }
  .hero-cut { min-height: 610px; padding: 48px 26px 24px; gap: 44px; border-radius: 12px; }
  .hero-cut__title { font-size: clamp(47px, 10.8vw, 76px); }
  .hero-cut__intro { font-size: 16px; }
  .hero .cta-row { gap: 10px; }
  .hero .btn { min-width: 190px; justify-content: space-between; padding: 0 14px; font-size: 13px; }
  .hero .btn span { margin-left: 4px; }
  .hero-cut__foot { font-size: 10px; line-height: 1.7; }
  .hero-cut__foot > span:nth-child(2) { display: none; }
  .hero-overview { grid-template-columns: 1fr; gap: 24px; padding: 24px 8px 0; }
  .hero-overview > p { max-width: 48ch; }
  .chapter-nav a { padding: 4px 12px; gap: 9px; }
  .chapter-nav a:first-child { padding-left: 0; border-left: 0; }
  .chapter-nav strong { font-size: 12px; }
  .chapter-nav i { display: none; }
}
@media (prefers-reduced-motion: reduce) { .chapter-nav i { transition: none; } }