:root { --max: 74rem; }
html { scroll-behavior: smooth; }
body { background: #f8f9f9; }

.site-header { position: sticky; top: 0; z-index: 10; border-bottom: 1px solid var(--line); background: rgba(248, 249, 249, 0.94); backdrop-filter: blur(12px); }
.site-header__inner, .hero__inner, .section, .site-footer__inner { width: min(var(--max), calc(100% - 3rem)); margin: 0 auto; }
.site-header__inner { min-height: 4rem; display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.wordmark { display: flex; align-items: center; gap: .7rem; font-weight: 700; text-decoration: none; letter-spacing: -.02em; }
.site-mark { width: .65rem; height: .65rem; background: var(--action); border-radius: 1px; }
nav { display: flex; gap: 1.4rem; font-size: .85rem; }
nav a { color: var(--neutral-700); text-decoration: none; }
nav a:hover { color: var(--action); }

.hero { border-bottom: 1px solid var(--line); background: linear-gradient(135deg, #f8f9f9 65%, #e8f0ff); }
.hero__inner { padding: clamp(5rem, 10vw, 8rem) 0 3rem; }
.eyebrow { margin: 0 0 1rem; color: var(--action); font: 500 .72rem/1.2 var(--font-mono); letter-spacing: .12em; }
.hero h1 { max-width: 62rem; margin: 0; font-size: clamp(3rem, 7.2vw, 6.3rem); line-height: .96; letter-spacing: -.055em; font-weight: 700; color: var(--neutral-1200); }
.hero__lede { max-width: 49rem; margin: 2rem 0 0; font-size: clamp(1.1rem, 2vw, 1.42rem); line-height: 1.55; color: var(--neutral-700); }
.hero__actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 2rem; }
.button { display: inline-flex; align-items: center; min-height: 2.8rem; padding: .65rem 1rem; border: 1px solid var(--neutral-400); background: #fff; color: var(--neutral-1200); text-decoration: none; font-size: .9rem; font-weight: 500; }
.button:hover { border-color: var(--action); color: var(--action); }
.button--primary { border-color: var(--action); background: var(--action); color: #fff; }
.button--primary:hover { background: var(--action-strong); color: #fff; }
.hero__facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); max-width: 48rem; margin: 4.5rem 0 0; border-top: 1px solid var(--line); }
.hero__facts div { padding: 1.25rem 1rem 0 0; }
.hero__facts dt { font-size: 2rem; font-weight: 700; letter-spacing: -.04em; }
.hero__facts dd { margin: .15rem 0 0; color: var(--neutral-600); font-size: .8rem; }
.disclaimer { margin: 1rem 0 0; color: var(--neutral-600); font-size: .75rem; }

.section { padding-top: clamp(4.5rem, 8vw, 7rem); padding-bottom: clamp(4.5rem, 8vw, 7rem); }
.section-head { display: grid; grid-template-columns: 1fr 2fr; gap: 1rem 4rem; margin-bottom: 3rem; }
.section-head .eyebrow { grid-row: 1 / span 2; }
.section h2 { max-width: 49rem; margin: 0; font-size: clamp(2rem, 4.6vw, 4rem); line-height: 1.03; letter-spacing: -.045em; }
.section-head > p:last-child { max-width: 46rem; margin: 0; color: var(--neutral-600); font-size: 1.05rem; }

.flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; gap: 1rem; align-items: stretch; }
.flow article { min-height: 14rem; padding: 1.5rem; border: 1px solid var(--line); background: #fff; }
.flow article > span { color: var(--action); font: 500 .72rem var(--font-mono); }
.flow h3 { margin: 3.4rem 0 .5rem; font-size: 1.15rem; }
.flow p { margin: 0; color: var(--neutral-600); font-size: .9rem; }
.flow__arrow { align-self: center; color: var(--neutral-500); }
.terminal-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: 1rem; }
.terminal-pair > div { padding: 1.25rem; background: var(--neutral-1200); color: #fff; }
.terminal-pair span { color: #9fbef8; font: 500 .68rem var(--font-mono); letter-spacing: .08em; }
pre { margin: 1rem 0 0; padding: 1.15rem; overflow: auto; background: var(--neutral-1200); color: #e8edf5; font: .82rem/1.65 var(--font-mono); }
.terminal-pair pre { padding: 0; }

.section--ink { width: 100%; max-width: none; padding-left: max(1.5rem, calc((100% - var(--max)) / 2)); padding-right: max(1.5rem, calc((100% - var(--max)) / 2)); background: var(--neutral-1200); color: #fff; }
.section--ink .section-head > p:last-child { color: var(--neutral-400); }
.video-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.video-card { overflow: hidden; border: 1px solid var(--neutral-800); background: var(--neutral-1100); }
.video-card video { display: block; width: 100%; aspect-ratio: 16 / 9; background: #000; object-fit: cover; }
.video-card > div { padding: 1.4rem; }
.video-card h3 { margin: 0 0 .4rem; font-size: 1.2rem; }
.video-card p:last-child { margin: 0; color: var(--neutral-400); font-size: .9rem; }

.table-wrap { overflow-x: auto; border-top: 2px solid var(--neutral-1200); }
table { width: 100%; border-collapse: collapse; background: #fff; }
th, td { padding: 1rem; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; font-size: .88rem; }
thead th { color: var(--neutral-600); font: 500 .72rem var(--font-mono); letter-spacing: .06em; }
tbody th { width: 34%; font-weight: 500; }
td { color: var(--neutral-700); }
.yes { color: var(--green-text); font-weight: 500; }
.truth-note { margin-top: 1rem; padding: 1.1rem 1.25rem; border-left: 3px solid var(--orange); background: var(--orange-100); color: var(--neutral-800); font-size: .9rem; }

.section--cta { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem 4rem; border-top: 1px solid var(--line); }
.section--cta h2 { font-size: clamp(2rem, 4vw, 3.4rem); }
.section--cta p:not(.eyebrow) { color: var(--neutral-600); }
.section--cta pre { margin: 0; align-self: start; }
.section--cta .hero__actions { grid-column: 1 / -1; margin: 0; }
.site-footer { border-top: 1px solid var(--line); }
.site-footer__inner { display: flex; justify-content: space-between; gap: 1rem; padding-top: 1.5rem; padding-bottom: 2.5rem; color: var(--neutral-600); font: .74rem var(--font-mono); }
.site-footer a { color: var(--action); text-decoration: none; }

@media (max-width: 760px) {
  nav a:not(:last-child) { display: none; }
  .hero__inner { padding-top: 4rem; }
  .hero__facts, .section-head, .terminal-pair, .video-grid, .section--cta { grid-template-columns: 1fr; }
  .section-head .eyebrow { grid-row: auto; }
  .flow { grid-template-columns: 1fr; }
  .flow__arrow { transform: rotate(90deg); justify-self: center; }
  .section--cta .hero__actions { grid-column: auto; }
  .site-footer__inner { flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }