:root {
  --ink: #07111a;
  --ink-soft: #12222f;
  --paper: #f4f2ec;
  --paper-deep: #e9e7df;
  --white: #fffdf8;
  --muted: #70808b;
  --teal: #2dd4bf;
  --teal-deep: #0b6d69;
  --violet: #a78bfa;
  --amber: #f0b429;
  --coral: #f26b5e;
  --line: rgba(7, 17, 26, 0.16);
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.5;
}

a { color: inherit; text-decoration: none; }

.site-header {
  align-items: center;
  background: var(--ink);
  color: var(--white);
  display: flex;
  justify-content: space-between;
  padding: 22px clamp(24px, 5vw, 80px);
}

.brand { align-items: center; display: inline-flex; font-size: 13px; font-weight: 800; gap: 10px; letter-spacing: .16em; }
.brand-mark { align-items: center; background: var(--teal); border-radius: 3px; color: var(--ink); display: inline-flex; font-family: var(--mono); font-size: 16px; height: 27px; justify-content: center; letter-spacing: 0; width: 27px; }
.site-nav { align-items: center; display: flex; font-size: 13px; gap: clamp(16px, 2.5vw, 34px); }
.site-nav a { color: #aebcc4; transition: color .2s ease; }
.site-nav a:hover, .site-nav a.active { color: var(--white); }
.site-nav .nav-cta { border: 1px solid rgba(45, 212, 191, .55); border-radius: 3px; color: var(--teal); padding: 9px 13px; }
.site-nav .nav-cta:hover { background: var(--teal); color: var(--ink); }

.hero { background: var(--ink); color: var(--white); display: grid; gap: clamp(36px, 5vw, 84px); grid-template-columns: minmax(0, .88fr) minmax(440px, 1.12fr); min-height: 650px; overflow: hidden; padding: clamp(66px, 9vw, 128px) clamp(24px, 5vw, 80px) clamp(70px, 8vw, 110px); position: relative; }
.hero::before { background: radial-gradient(circle at 82% 6%, rgba(45,212,191,.22), transparent 32%), radial-gradient(circle at 36% 80%, rgba(167,139,250,.12), transparent 31%); content: ""; inset: 0; pointer-events: none; position: absolute; }
.hero-copy, .hero-art { position: relative; z-index: 1; }
.hero-copy { align-self: center; max-width: 680px; }
.eyebrow, .section-kicker { color: var(--teal); font-family: var(--mono); font-size: 11px; font-weight: 700; letter-spacing: .12em; margin: 0 0 20px; text-transform: uppercase; }
.eyebrow-dark { color: var(--teal-deep); }
.status-dot { background: var(--teal); border-radius: 50%; box-shadow: 0 0 0 5px rgba(45,212,191,.12); display: inline-block; height: 7px; margin-right: 8px; width: 7px; }
h1, h2, h3, p { margin-top: 0; }
h1 { font-size: clamp(48px, 7vw, 92px); letter-spacing: -.065em; line-height: .98; margin-bottom: 28px; max-width: 760px; }
.hero-tagline { color: var(--teal); font-family: var(--mono); font-size: clamp(15px, 1.5vw, 19px); margin-bottom: 22px; }
.hero-intro { color: #b5c1c7; font-size: clamp(18px, 1.8vw, 23px); line-height: 1.45; max-width: 610px; }
.hero-actions { align-items: center; display: flex; flex-wrap: wrap; gap: 13px; margin: 36px 0 24px; }
.button { align-items: center; display: inline-flex; font-size: 13px; font-weight: 750; gap: 20px; justify-content: space-between; padding: 14px 16px; transition: transform .2s ease, background .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--teal); color: var(--ink); }
.button-primary:hover { background: #8af3e0; }
.button-quiet { border: 1px solid rgba(255,253,248,.28); color: var(--white); }
.button-quiet:hover { border-color: var(--teal); color: var(--teal); }
.hero-note { color: #738590; font-family: var(--mono); font-size: 11px; }
.mono { color: var(--teal); }
.hero-art { align-self: center; background: #0e1c28; border: 1px solid rgba(45,212,191,.38); box-shadow: 20px 28px 0 rgba(0,0,0,.2); padding: 10px; transform: rotate(1.2deg); }
.hero-art::after { border: 1px solid rgba(240,180,41,.45); content: ""; inset: 15px -10px -12px 12px; pointer-events: none; position: absolute; z-index: -1; }
.console-chrome { align-items: center; display: flex; font-family: var(--mono); font-size: 10px; justify-content: space-between; letter-spacing: .09em; padding: 7px 5px 12px; }
.console-label { color: #889ba5; }
.console-signal { color: var(--teal); }
.console-signal i { background: var(--teal); border-radius: 50%; display: inline-block; height: 6px; margin-right: 5px; width: 6px; }
.hero-art img { display: block; filter: saturate(.85) contrast(1.03); width: 100%; }
.hero-art-caption { color: #9caeb7; display: flex; font-family: var(--mono); font-size: 10px; gap: 10px; padding: 12px 5px 2px; text-transform: uppercase; }
.hero-art-caption span::before { color: var(--teal); content: "•"; margin-right: 5px; }

.section { padding: clamp(78px, 10vw, 145px) clamp(24px, 8vw, 140px); }
.section-light { background: var(--paper); }
.intro-section { display: grid; gap: clamp(40px, 10vw, 170px); grid-template-columns: minmax(0, 1.15fr) minmax(280px, .85fr); }
.section-heading h2, .product-copy h2 { font-size: clamp(34px, 4.8vw, 63px); letter-spacing: -.055em; line-height: 1.02; margin-bottom: 0; max-width: 800px; }
.intro-copy { color: #495c68; font-size: 17px; max-width: 470px; padding-top: 44px; }
.intro-copy p + p { margin-top: 21px; }
.section-heading-wide { margin-bottom: 54px; max-width: 900px; }

.capability-section { background: var(--ink-soft); color: var(--white); }
.capability-grid { display: grid; gap: 1px; grid-template-columns: repeat(3, 1fr); }
.capability { min-height: 330px; padding: 34px 32px; position: relative; }
.capability-teal { background: #0c6f6b; }
.capability-violet { background: #514487; }
.capability-amber { background: #9c6610; }
.capability-index, .capability-foot { font-family: var(--mono); font-size: 10px; letter-spacing: .1em; }
.capability-index { opacity: .72; }
.capability h3 { font-size: 29px; letter-spacing: -.04em; margin: 70px 0 14px; }
.capability p { color: rgba(255,253,248,.78); font-size: 15px; max-width: 280px; }
.capability-rule { background: rgba(255,255,255,.45); display: block; height: 1px; margin: 36px 0 14px; width: 44px; }
.capability-foot { opacity: .68; }

.product-section { align-items: center; background: var(--paper-deep); display: grid; gap: clamp(40px, 8vw, 120px); grid-template-columns: minmax(260px, .7fr) minmax(0, 1.3fr); }
.product-copy { max-width: 460px; }
.product-copy h2 { font-size: clamp(35px, 4.4vw, 58px); margin-bottom: 26px; }
.product-copy > p { color: #536672; font-size: 17px; }
.text-link { border-bottom: 1px solid currentColor; display: inline-flex; font-family: var(--mono); font-size: 12px; gap: 18px; padding-bottom: 5px; }
.product-shot { margin: 0; }
.product-shot img { box-shadow: 16px 18px 0 rgba(7,17,26,.12); display: block; width: 100%; }
.product-shot figcaption { color: var(--muted); font-family: var(--mono); font-size: 10px; margin-top: 14px; }

.route-section { background: var(--white); }
.route-grid { display: grid; gap: 14px; grid-template-columns: repeat(3, 1fr); }
.route-card { border: 1px solid var(--line); min-height: 245px; padding: 26px; position: relative; transition: background .2s ease, transform .2s ease; }
.route-card:hover { background: var(--paper); transform: translateY(-4px); }
.route-card-enterprise { border-color: var(--coral); }
.route-number { color: var(--muted); font-family: var(--mono); font-size: 11px; }
.route-card h3 { font-size: 25px; letter-spacing: -.04em; margin: 68px 0 11px; }
.route-card p { color: var(--muted); font-size: 14px; max-width: 260px; }
.route-arrow { bottom: 25px; font-family: var(--mono); position: absolute; right: 26px; }

.site-footer { align-items: end; background: var(--ink); color: #9badb6; display: grid; gap: 30px; grid-template-columns: 1fr auto auto; padding: 37px clamp(24px, 5vw, 80px); }
.site-footer .brand { color: var(--white); }
.site-footer p { font-size: 12px; margin: 14px 0 0; }
.footer-links { display: flex; gap: 24px; font-family: var(--mono); font-size: 11px; }
.footer-links a:hover, .footer-meta a:hover { color: var(--teal); }
.footer-meta { font-family: var(--mono); font-size: 10px !important; margin: 0 !important; }

/* Documentation pages */
.docs-body { background: var(--paper); }
.site-header-docs { border-bottom: 1px solid rgba(255,255,255,.09); }
.docs-layout { display: grid; grid-template-columns: 245px minmax(0, 1fr); min-height: calc(100vh - 72px); }
.docs-sidebar { background: #eae8e0; border-right: 1px solid var(--line); padding: 48px 24px; position: sticky; top: 0; height: calc(100vh - 72px); }
.docs-sidebar-label { color: var(--muted); font-family: var(--mono); font-size: 10px; letter-spacing: .12em; margin: 0 0 19px; }
.docs-sidebar a { color: #4d606c; display: block; font-family: var(--mono); font-size: 12px; padding: 9px 10px; }
.docs-sidebar a:hover, .docs-sidebar a.current { background: var(--ink); color: var(--white); }
.docs-sidebar a span { float: right; }
.sidebar-divider { border-top: 1px solid var(--line); margin: 22px 10px; }
.docs-main { min-width: 0; }
.docs-hero { background: var(--white); border-bottom: 1px solid var(--line); padding: clamp(62px, 8vw, 115px) clamp(28px, 8vw, 125px); }
.docs-hero h1 { font-size: clamp(55px, 7vw, 92px); margin-bottom: 26px; }
.docs-hero > p:not(.eyebrow) { color: #536672; font-size: 21px; max-width: 710px; }
.docs-hero-links { align-items: center; display: flex; flex-wrap: wrap; gap: 24px; margin-top: 34px; }
.text-link-dark { color: var(--teal-deep); }
.doc-section { border-bottom: 1px solid var(--line); padding: clamp(66px, 8vw, 110px) clamp(28px, 8vw, 125px); }
.doc-section h2 { font-size: clamp(34px, 4.4vw, 58px); letter-spacing: -.055em; line-height: 1.03; margin-bottom: 22px; max-width: 800px; }
.lead { color: #536672; font-size: 17px; max-width: 710px; }
.code-block { background: var(--ink); color: var(--white); margin: 36px 0 18px; max-width: 720px; }
.code-bar { border-bottom: 1px solid rgba(255,255,255,.13); color: var(--teal); display: flex; font-family: var(--mono); font-size: 10px; justify-content: space-between; padding: 12px 16px; }
.code-bar span:last-child { color: #8398a1; }
pre { margin: 0; overflow-x: auto; padding: 22px 16px 25px; }
code { font-family: var(--mono); font-size: 13px; }
.callout { align-items: flex-start; background: #e4f5ee; display: flex; gap: 13px; margin: 20px 0 28px; max-width: 720px; padding: 15px 17px; }
.callout-mark { color: var(--teal-deep); font-family: var(--mono); font-size: 18px; font-weight: 800; }
.callout p { color: #426254; font-size: 13px; margin: 0; }
.callout code { font-size: 11px; }
.docs-link-row { display: flex; flex-wrap: wrap; gap: 22px; }
.docs-link-row a, .docs-dark-links a { color: var(--teal-deep); font-family: var(--mono); font-size: 11px; }
.docs-link-row a:hover, .docs-dark-links a:hover { text-decoration: underline; }
.model-grid { display: grid; gap: 1px; grid-template-columns: repeat(3, 1fr); margin: 35px 0 30px; max-width: 950px; }
.model-item { background: var(--paper-deep); min-height: 190px; padding: 23px; }
.model-kind { color: var(--teal-deep); font-family: var(--mono); font-size: 10px; }
.model-kind-violet { color: #7657ca; }
.model-kind-amber { color: #9c6610; }
.model-item h3 { font-size: 21px; margin: 43px 0 7px; }
.model-item p { color: var(--muted); font-size: 13px; margin: 0; }
.doc-section-dark { background: var(--ink); color: var(--white); }
.doc-section-dark .lead { color: #aab9c0; }
.docs-screenshot { border: 1px solid rgba(45,212,191,.34); display: block; margin: 35px 0 22px; width: min(100%, 1040px); }
.docs-dark-links { display: flex; flex-wrap: wrap; gap: 24px; }
.docs-dark-links a { color: var(--teal); }
.architecture-flow { align-items: stretch; display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; margin: 45px 0 25px; max-width: 1000px; }
.architecture-flow > div:not(.flow-line) { background: var(--paper-deep); padding: 23px; }
.architecture-flow span { color: var(--teal-deep); font-family: var(--mono); font-size: 10px; }
.architecture-flow strong { display: block; font-size: 19px; margin: 35px 0 8px; }
.architecture-flow p { color: var(--muted); font-size: 13px; margin: 0; }
.flow-line { align-items: center; color: var(--teal-deep); display: flex; font-family: var(--mono); padding: 0 12px; }
.architecture-note { border-left: 2px solid var(--amber); color: #536672; font-family: var(--mono); font-size: 12px; margin: 0 0 30px; max-width: 700px; padding-left: 14px; }
.support-doc { background: #e6f6f0; }
.docs-footer { grid-template-columns: 1fr auto; }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; }
  .hero-art { margin: 8px auto 0; max-width: 740px; transform: rotate(0); }
  .intro-section, .product-section { grid-template-columns: 1fr; }
  .intro-copy { padding-top: 0; }
  .capability-grid, .route-grid { grid-template-columns: 1fr; }
  .capability { min-height: 250px; }
  .capability h3, .route-card h3 { margin-top: 45px; }
  .site-footer { grid-template-columns: 1fr; }
  .footer-meta { margin-top: 8px !important; }
  .docs-layout { grid-template-columns: 1fr; }
  .docs-sidebar { display: flex; gap: 4px; height: auto; overflow-x: auto; padding: 10px 18px; position: sticky; top: 0; z-index: 3; }
  .docs-sidebar-label, .sidebar-divider { display: none; }
  .docs-sidebar a { flex: 0 0 auto; white-space: nowrap; }
  .model-grid { grid-template-columns: 1fr; }
  .architecture-flow { grid-template-columns: 1fr; }
  .flow-line { justify-content: center; padding: 11px; transform: rotate(90deg); }
}

@media (max-width: 620px) {
  .site-header { align-items: flex-start; gap: 22px; }
  .site-nav { flex-wrap: wrap; gap: 12px 18px; justify-content: flex-end; }
  .site-nav .nav-cta { padding: 7px 9px; }
  h1 { font-size: 52px; }
  .hero-intro { font-size: 17px; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .button { justify-content: space-between; }
  .docs-hero > p:not(.eyebrow) { font-size: 17px; }
  .docs-link-row, .docs-dark-links { flex-direction: column; gap: 13px; }
}