/* Topic-content components. Global reset, header and hero come from the homepage. */
:root { --bg:var(--bg-black); --surface:var(--bg-dark); --surface-2:var(--bg-surface); --text:var(--fg-primary); --text-soft:var(--fg-secondary); --muted:var(--fg-muted); --subtle:var(--fg-subtle); --line:var(--border-subtle); --accent:var(--accent-blue); --page:min(1680px,calc(100% - var(--page-padding)*2)); }
.page-shell { width:var(--page); margin-inline:auto; }
.sub-hero { position: relative; min-height: min(820px, 92svh); display: flex; align-items: end; overflow: hidden; border-bottom: 1px solid var(--line); }
.sub-hero-media { position: absolute; inset: 0; }
.sub-hero-media img { width: 100%; height: 100%; object-fit: cover; object-position: center; filter: saturate(.72) contrast(1.03); }
.sub-hero-media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(5,5,5,.96) 0%, rgba(5,5,5,.65) 48%, rgba(5,5,5,.2) 80%), linear-gradient(0deg, #050505 0%, transparent 38%, rgba(5,5,5,.35) 100%); }
.sub-hero-content { position: relative; z-index: 1; width: var(--page); margin-inline: auto; padding: 170px 0 84px; }
.breadcrumb { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 30px; color: var(--muted); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; }
.breadcrumb a:hover { color: var(--text); }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 22px; color: var(--accent); font-size: 12px; font-weight: 650; letter-spacing: .16em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 32px; height: 1px; background: var(--accent); }
.sub-hero h1 { max-width: 960px; margin: 0; font-size: clamp(48px, 7.5vw, 112px); line-height: .98; letter-spacing: -.045em; font-weight: 540; text-wrap: balance; }
.sub-hero-lead { max-width: 690px; margin: 30px 0 0; color: var(--text-soft); font-size: clamp(18px, 2vw, 25px); line-height: 1.45; }
.status-line { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.status-pill { padding: 8px 12px; border: 1px solid rgba(112,183,255,.38); border-radius: 999px; color: #cce6ff; background: rgba(112,183,255,.08); font-size: 11px; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; }
.status-note { align-self: center; color: var(--muted); font-size: 13px; }

.content-section { padding: clamp(78px, 10vw, 150px) 0; border-bottom: 1px solid var(--line); }
.section-grid { display: grid; grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr); gap: clamp(52px, 9vw, 150px); }
.section-kicker { color: var(--muted); font-size: 12px; font-weight: 650; letter-spacing: .14em; text-transform: uppercase; }
.section-title { max-width: 760px; margin: 16px 0 0; font-size: clamp(36px, 5vw, 70px); line-height: 1.06; letter-spacing: -.035em; font-weight: 520; text-wrap: balance; }
.prose { color: var(--text-soft); font-size: clamp(17px, 1.5vw, 21px); }
.prose p { margin: 0 0 24px; }
.prose p:last-child { margin-bottom: 0; }
.prose strong { color: var(--text); font-weight: 620; }

.principle-list, .topic-list { margin-top: 52px; border-top: 1px solid var(--line); }
.principle, .topic-row { display: grid; grid-template-columns: 72px minmax(180px, .7fr) minmax(0, 1.3fr); gap: 24px; align-items: start; padding: 28px 0; border-bottom: 1px solid var(--line); }
.row-num { color: var(--subtle); font: 12px/1.5 ui-monospace, monospace; }
.row-title { font-size: clamp(19px, 2vw, 26px); font-weight: 560; }
.row-copy { color: var(--muted); font-size: 16px; }

.visual-break { position: relative; min-height: 62svh; display: flex; align-items: end; overflow: hidden; border-bottom: 1px solid var(--line); }
.visual-break img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.visual-break::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, #050505 0%, rgba(5,5,5,.18) 65%, rgba(5,5,5,.5) 100%); }
.visual-caption { position: relative; z-index: 1; width: var(--page); margin-inline: auto; padding: 72px 0; }
.visual-caption p { max-width: 760px; margin: 0; font-size: clamp(28px, 4.2vw, 58px); line-height: 1.12; letter-spacing: -.03em; text-wrap: balance; }

.fact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 54px; background: var(--line); border: 1px solid var(--line); }
.fact { min-height: 210px; padding: 30px; background: var(--surface); }
.fact-label { display: block; margin-bottom: 42px; color: var(--subtle); font: 11px/1.4 ui-monospace, monospace; letter-spacing: .12em; text-transform: uppercase; }
.fact-value { display: block; color: var(--text); font-size: clamp(20px, 2.2vw, 30px); line-height: 1.2; }
.fact-copy { display: block; margin-top: 12px; color: var(--muted); font-size: 14px; }

.update-list { display: grid; gap: 1px; margin-top: 54px; background: var(--line); border: 1px solid var(--line); }
.update { display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: 42px; padding: clamp(28px, 5vw, 58px); background: var(--surface); }
.update time { color: var(--muted); font: 12px/1.5 ui-monospace, monospace; letter-spacing: .08em; text-transform: uppercase; }
.update h2 { margin: 0 0 14px; font-size: clamp(25px, 3vw, 42px); line-height: 1.14; font-weight: 540; letter-spacing: -.025em; }
.update p { max-width: 760px; margin: 0; color: var(--muted); font-size: 16px; }

.related { padding: 80px 0; }
.related h2 { margin: 0 0 30px; font-size: clamp(30px, 4vw, 52px); font-weight: 520; letter-spacing: -.03em; }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.related-card { min-height: 240px; padding: 28px; display: flex; flex-direction: column; justify-content: space-between; border: 1px solid var(--line); background: linear-gradient(145deg, var(--surface-2), var(--surface)); transition: border-color .25s ease, transform .25s ease; }
.related-card:hover { border-color: rgba(112,183,255,.5); transform: translateY(-3px); }
.related-card span { color: var(--subtle); font: 11px/1.4 ui-monospace, monospace; letter-spacing: .12em; }
.related-card strong { font-size: 24px; font-weight: 540; }
.related-card small { color: var(--muted); font-size: 14px; }

.contact-band { padding: clamp(80px, 11vw, 150px) 0; background: #f2f2f0; color: #090a0b; }
.contact-band .page-shell { display: flex; align-items: end; justify-content: space-between; gap: 36px; }
.contact-band h2 { max-width: 770px; margin: 0; font-size: clamp(42px, 6vw, 82px); line-height: 1; letter-spacing: -.045em; font-weight: 550; }
.contact-link { padding: 14px 20px; border: 1px solid rgba(0,0,0,.22); border-radius: 999px; white-space: nowrap; font-weight: 650; }

.sub-footer { padding: 56px 0 28px; border-top: 1px solid var(--line); }
.footer-top { display: grid; grid-template-columns: 1.2fr 2fr; gap: 80px; }
.footer-brand img { width: 90px; }
.footer-brand p { max-width: 330px; margin: 20px 0 0; color: var(--muted); font-size: 14px; }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.footer-group strong { display: block; margin-bottom: 16px; color: var(--subtle); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; }
.footer-group a { display: block; width: fit-content; margin: 9px 0; color: var(--muted); font-size: 14px; }
.footer-group a:hover { color: var(--text); }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 52px; padding-top: 24px; border-top: 1px solid var(--line); color: var(--subtle); font-size: 12px; }

@media (max-width: 920px) {
  .section-grid { grid-template-columns: 1fr; gap: 38px; }
  .fact-grid { grid-template-columns: 1fr; }
  .fact { min-height: 0; }
  .fact-label { margin-bottom: 24px; }
  .related-grid { grid-template-columns: 1fr; }
  .related-card { min-height: 190px; }
  .footer-top { grid-template-columns: 1fr; gap: 48px; }
}

@media (max-width: 640px) {
  :root { --page: calc(100vw - 40px); }
  .sub-hero { min-height: 780px; }
  .sub-hero-content { padding: 132px 0 62px; }
  .sub-hero-media::after { background: linear-gradient(0deg, #050505 0%, rgba(5,5,5,.4) 60%, rgba(5,5,5,.58) 100%), rgba(5,5,5,.28); }
  .principle, .topic-row { grid-template-columns: 44px 1fr; gap: 14px; }
  .row-copy { grid-column: 2; }
  .update { grid-template-columns: 1fr; gap: 18px; }
  .contact-band .page-shell { align-items: start; flex-direction: column; }
  .footer-links { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
}