:root {
  --ink: #08110f;
  --ink-soft: #12211d;
  --ink-raised: #172a25;
  --paper: #f2ebdd;
  --paper-deep: #e7ddca;
  --paper-wash: #faf6ed;
  --phosphor: #c7f36b;
  --phosphor-deep: #9fc844;
  --copper: #c97955;
  --focus: #9f4f31;
  --algae: #4f806f;
  --algae-dark: #315b4e;
  --line-dark: rgba(242, 235, 221, 0.16);
  --line-paper: rgba(8, 17, 15, 0.19);
  --muted-dark: #a9b8ae;
  --muted-paper: #52615a;
  --danger: #ff8b73;
  --ok: #c7f36b;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --radius-sm: 3px;
  --radius: 7px;
  --shadow: 0 24px 70px rgba(3, 9, 7, 0.18);
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -2;
  content: "";
  pointer-events: none;
  opacity: 0.35;
  background-image:
    repeating-linear-gradient(0deg, transparent 0, transparent 27px, rgba(8, 17, 15, 0.025) 28px),
    radial-gradient(circle at 15% 8%, rgba(201, 121, 85, 0.12), transparent 28rem);
}

img, svg, canvas { max-width: 100%; }
button, input, textarea, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 0.2em; }
a:hover { text-decoration-color: var(--copper); }
p { margin-block: 0 1rem; }
h1, h2, h3, h4 { margin-top: 0; text-wrap: balance; }
code, pre, .mono { font-family: var(--mono); }

::selection { color: var(--ink); background: var(--phosphor); }

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 100;
  padding: 10px 14px;
  color: var(--paper);
  background: var(--ink);
  transform: translateY(-160%);
}

.skip-link:focus { transform: translateY(0); }
.wrap { width: min(1180px, calc(100% - 44px)); margin-inline: auto; }
.wrap.narrow { width: min(840px, calc(100% - 44px)); }
.section { padding-block: clamp(70px, 9vw, 126px); }
.paper-section { background: var(--paper); }
.wash-section { background: var(--paper-wash); border-block: 1px solid var(--line-paper); }
.dark-section { color: var(--paper); background: var(--ink); }
.copper-section { color: var(--ink); background: var(--copper); }
.hidden { display: none !important; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Masthead */
.announcement {
  padding: 7px 20px;
  color: var(--paper);
  background: var(--algae-dark);
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
  font: 600 11px/1.45 var(--mono);
  letter-spacing: 0.08em;
  text-align: center;
  text-transform: uppercase;
}

.announcement a { color: var(--phosphor); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  color: var(--paper);
  background: rgba(8, 17, 15, 0.94);
  border-bottom: 1px solid var(--line-dark);
  backdrop-filter: blur(16px);
}

.site-header .wrap {
  position: relative;
  display: flex;
  min-height: 72px;
  align-items: center;
  gap: 26px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--paper);
  font: 700 20px/1 var(--serif);
  letter-spacing: 0.025em;
  text-decoration: none;
}

.brand:hover { text-decoration: none; }
.brand-mark { width: 31px; height: 31px; flex: 0 0 auto; }
.brand .beta {
  padding: 3px 5px 2px;
  color: var(--phosphor);
  border: 1px solid rgba(199, 243, 107, 0.45);
  font: 600 8px/1 var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.primary-nav { display: flex; margin-left: auto; align-items: center; gap: 28px; }
.primary-nav a {
  color: var(--muted-dark);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
}
.primary-nav a:hover, .primary-nav a[aria-current="page"] { color: var(--paper); }
.primary-nav .btn { color: var(--ink); }
.primary-nav .btn.secondary { color: var(--paper); }

.menu-toggle {
  display: none;
  margin-left: auto;
  padding: 8px;
  color: var(--paper);
  background: transparent;
  border: 1px solid var(--line-dark);
  cursor: pointer;
}
.menu-toggle svg { display: block; }

/* Type and buttons */
.eyebrow, .kicker, .spec-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--algae-dark);
  font: 700 11px/1.3 var(--mono);
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.dark-section .eyebrow, .dark-section .kicker, .dark-section .spec-label,
.hero .eyebrow { color: var(--phosphor); }
.eyebrow::before, .kicker::before { width: 22px; height: 1px; content: ""; background: currentColor; }

.display {
  font: 500 clamp(48px, 7.6vw, 98px)/0.92 var(--serif);
  letter-spacing: -0.047em;
}

.section-title {
  max-width: 800px;
  margin: 14px 0 18px;
  font: 500 clamp(36px, 5vw, 66px)/1 var(--serif);
  letter-spacing: -0.035em;
}

.section-intro {
  max-width: 690px;
  margin-bottom: 42px;
  color: var(--muted-paper);
  font-size: clamp(16px, 1.9vw, 20px);
}
.dark-section .section-intro { color: var(--muted-dark); }

.btn {
  display: inline-flex;
  min-height: 46px;
  padding: 11px 18px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  color: var(--ink);
  background: var(--phosphor);
  border: 1px solid var(--phosphor);
  border-radius: var(--radius-sm);
  box-shadow: 3px 3px 0 rgba(8, 17, 15, 0.22);
  cursor: pointer;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.015em;
  text-decoration: none;
  transition: transform 140ms ease, box-shadow 140ms ease, background 140ms ease;
}
.btn:hover { text-decoration: none; transform: translate(-1px, -1px); box-shadow: 5px 5px 0 rgba(8, 17, 15, 0.24); }
.btn.secondary { color: var(--paper); background: transparent; border-color: rgba(242, 235, 221, 0.35); box-shadow: none; }
.btn.secondary:hover { border-color: var(--paper); box-shadow: none; }
.btn.ink { color: var(--paper); background: var(--ink); border-color: var(--ink); }
.btn.paper { color: var(--ink); background: var(--paper); border-color: var(--paper); }
.btn.small { min-height: 38px; padding: 8px 13px; font-size: 12px; }
.btn.block { width: 100%; }
.btn[disabled] { opacity: 0.55; cursor: wait; transform: none; }
.text-link { color: var(--algae-dark); font-size: 13px; font-weight: 800; }
.dark-section .text-link { color: var(--phosphor); }

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(76px, 10vw, 142px) clamp(68px, 9vw, 118px);
  color: var(--paper);
  background:
    radial-gradient(circle at 86% 22%, rgba(79, 128, 111, 0.25), transparent 28%),
    linear-gradient(125deg, var(--ink) 0%, #0b1714 60%, #10221c 100%);
}

.hero::after {
  position: absolute;
  top: -10%;
  right: -13%;
  width: min(58vw, 780px);
  aspect-ratio: 1;
  content: "";
  opacity: 0.17;
  background:
    radial-gradient(ellipse at center, transparent 52%, var(--phosphor) 52.3%, transparent 52.8%),
    radial-gradient(ellipse at center, transparent 66%, var(--copper) 66.3%, transparent 66.8%);
  border: 1px solid rgba(199, 243, 107, 0.4);
  border-radius: 50% 42% 58% 45%;
  transform: rotate(17deg);
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.68fr);
  gap: clamp(46px, 7vw, 96px);
  align-items: center;
}

.hero-copy h1 { margin: 22px 0 25px; }
.hero-copy h1 em { color: var(--phosphor); font-style: italic; }
.hero-lede { max-width: 700px; color: #c5d0c8; font-size: clamp(17px, 2vw, 21px); line-height: 1.58; }
.hero-actions { display: flex; margin-top: 32px; flex-wrap: wrap; gap: 13px; }
.hero-proof { display: flex; margin: 29px 0 0; padding: 0; flex-wrap: wrap; gap: 11px 24px; list-style: none; }
.hero-proof li { color: var(--muted-dark); font: 600 11px/1.5 var(--mono); }
.hero-proof li::before { margin-right: 7px; color: var(--phosphor); content: "✓"; }

.instrument {
  position: relative;
  color: #dce8df;
  background: #0b1412;
  border: 1px solid rgba(199, 243, 107, 0.35);
  border-radius: var(--radius);
  box-shadow: 18px 22px 0 rgba(201, 121, 85, 0.18), var(--shadow);
}
.instrument::before {
  position: absolute;
  top: 13px;
  right: 13px;
  width: 7px;
  height: 7px;
  content: "";
  background: var(--phosphor);
  border-radius: 50%;
  box-shadow: 0 0 14px var(--phosphor);
}
.instrument-top {
  display: flex;
  padding: 12px 35px 12px 15px;
  justify-content: space-between;
  gap: 16px;
  color: #8ea097;
  border-bottom: 1px solid var(--line-dark);
  font: 600 10px/1.4 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.check-head { display: flex; padding: 23px 20px 17px; gap: 14px; align-items: flex-start; }
.check-icon { display: grid; width: 34px; height: 34px; flex: 0 0 auto; place-items: center; color: var(--ink); background: var(--phosphor); border-radius: 50%; font-weight: 900; }
.check-head h2 { margin: 0 0 2px; font: 700 14px/1.35 var(--sans); }
.check-head p { margin: 0; color: #8ea097; font: 11px/1.45 var(--mono); }
.check-list { margin: 0; padding: 0 20px 15px; list-style: none; }
.check-list li {
  display: grid;
  padding: 10px 0;
  grid-template-columns: 17px 1fr auto;
  gap: 9px;
  color: #b7c6bd;
  border-top: 1px solid rgba(242, 235, 221, 0.08);
  font: 11px/1.4 var(--mono);
}
.check-list .pass { color: var(--phosphor); }
.check-list output { color: #84968c; font: inherit; }
.instrument-foot { display: flex; padding: 15px 20px; align-items: center; justify-content: space-between; gap: 12px; background: rgba(79, 128, 111, 0.09); border-top: 1px solid var(--line-dark); }
.instrument-foot span { color: #93a49a; font: 10px/1.4 var(--mono); }
.instrument-foot a { color: var(--phosphor); font: 700 10px/1.4 var(--mono); }
.botanical-note {
  position: absolute;
  right: -19px;
  bottom: -35px;
  max-width: 190px;
  padding: 8px 11px;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line-paper);
  box-shadow: 5px 5px 0 var(--copper);
  font: 600 10px/1.45 var(--mono);
  transform: rotate(-2deg);
}

.proof-strip { background: var(--paper-deep); border-bottom: 1px solid var(--line-paper); }
.proof-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.proof-item { padding: 23px 25px; border-left: 1px solid var(--line-paper); }
.proof-item:last-child { border-right: 1px solid var(--line-paper); }
.proof-item strong { display: block; margin-bottom: 3px; font: 500 24px/1.1 var(--serif); }
.proof-item span { color: var(--muted-paper); font: 600 10px/1.4 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; }

/* Shared content systems */
.section-head { display: flex; margin-bottom: 44px; justify-content: space-between; gap: 30px; align-items: end; }
.section-head > div { max-width: 780px; }
.section-head .section-title { margin-bottom: 0; }
.margin-note { max-width: 230px; padding-left: 15px; color: var(--muted-paper); border-left: 2px solid var(--copper); font: italic 14px/1.55 var(--serif); }
.dark-section .margin-note { color: var(--muted-dark); }

.rule-title { display: flex; margin-bottom: 17px; align-items: center; gap: 12px; font: 700 10px/1.4 var(--mono); letter-spacing: 0.11em; text-transform: uppercase; }
.rule-title::after { height: 1px; flex: 1; content: ""; background: currentColor; opacity: 0.2; }

.workflow-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-block: 1px solid var(--line-paper); }
.workflow-card { position: relative; min-height: 330px; padding: 31px 28px 35px; border-right: 1px solid var(--line-paper); }
.workflow-card:first-child { border-left: 1px solid var(--line-paper); }
.workflow-card .number { color: var(--copper); font: italic 42px/1 var(--serif); }
.workflow-card h3 { margin: 44px 0 13px; font: 500 26px/1.08 var(--serif); }
.workflow-card p { color: var(--muted-paper); font-size: 14px; }
.workflow-card code { display: inline-block; margin-top: 12px; padding: 6px 8px; color: var(--algae-dark); background: rgba(79, 128, 111, 0.08); border: 1px solid rgba(79, 128, 111, 0.24); font-size: 11px; }

.code-panel { overflow: hidden; color: #d9e5dc; background: #09120f; border: 1px solid rgba(242, 235, 221, 0.18); border-radius: var(--radius); box-shadow: var(--shadow); }
.code-panel-head { display: flex; padding: 10px 15px; justify-content: space-between; gap: 14px; color: #8fa198; border-bottom: 1px solid var(--line-dark); font: 600 10px/1.5 var(--mono); letter-spacing: 0.06em; }
pre.code, .code-panel pre { margin: 0; padding: 22px; overflow: auto; font: 12px/1.7 var(--mono); tab-size: 2; }
.code .comment { color: #6f8378; }
.code .key { color: #9fceb9; }
.code .value { color: var(--phosphor); }
.code .copper { color: #e5a484; }

/* Demo */
.demo-shell { display: grid; grid-template-columns: minmax(0, 1fr) 330px; gap: 18px; }
.demo-main, .demo-side .panel { background: var(--ink-soft); border: 1px solid var(--line-dark); border-radius: var(--radius); }
.demo-main { padding: 16px; }
.demo-tabs { display: flex; margin-bottom: 13px; overflow-x: auto; gap: 7px; scrollbar-width: thin; }
.demo-tab {
  min-height: 38px;
  padding: 7px 12px;
  flex: 0 0 auto;
  color: #9bad9f;
  background: transparent;
  border: 1px solid var(--line-dark);
  border-radius: 999px;
  cursor: pointer;
  font: 600 10px/1.3 var(--mono);
}
.demo-tab:hover, .demo-tab.active { color: var(--ink); background: var(--phosphor); border-color: var(--phosphor); }
#demo-canvas { display: block; width: 100%; height: 300px; background: #0b1412; border: 1px solid var(--line-dark); border-radius: var(--radius-sm); }
.demo-controls { display: flex; margin-top: 12px; align-items: center; gap: 14px; }
.demo-controls button { min-width: 88px; min-height: 40px; color: var(--paper); background: transparent; border: 1px solid var(--line-dark); border-radius: var(--radius-sm); cursor: pointer; font: 700 11px var(--mono); }
.demo-controls input { min-width: 0; flex: 1; accent-color: var(--phosphor); }
.demo-hudrow { display: flex; margin-top: 9px; justify-content: space-between; gap: 15px; color: #899c91; font: 10px/1.4 var(--mono); font-variant-numeric: tabular-nums; }
.demo-side { display: flex; flex-direction: column; gap: 14px; }
.demo-side .panel { padding: 17px; }
.demo-side h3 { margin: 0 0 10px; color: #8fa198; font: 700 9px/1.4 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; }
#demo-desc { margin: 0; color: #bbc8c0; font-size: 12px; }
.kpi-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.kpi-cell { padding: 9px 10px; background: #0c1714; border: 1px solid rgba(242, 235, 221, 0.08); }
.kpi-cell span { display: block; color: #788d81; font: 9px/1.4 var(--mono); text-transform: uppercase; }
.kpi-cell b { font: 600 13px/1.45 var(--mono); font-variant-numeric: tabular-nums; }
.verdict { display: inline-flex; padding: 3px 8px; border: 1px solid currentColor; font: 800 9px/1.4 var(--mono); letter-spacing: 0.1em; }
.verdict.pass { color: var(--ok); }
.verdict.fail { color: var(--danger); }
#demo-verdict ul { margin: 11px 0 0; padding: 0; list-style: none; }
#demo-verdict li { padding: 7px 0; color: #b7c7be; border-top: 1px solid rgba(242, 235, 221, 0.08); font: 10px/1.45 var(--mono); }
#demo-verdict li small { display: block; margin-left: 18px; color: #788d81; }
#demo-verdict li.ok { color: var(--phosphor); }
#demo-verdict li.bad { color: var(--danger); }
.demo-disclosure { margin: 14px 0 0; color: #7f9187; font: 10px/1.5 var(--mono); }

/* Evidence and fidelity */
.evidence-grid { display: grid; grid-template-columns: 0.82fr 1.18fr; gap: clamp(35px, 7vw, 90px); align-items: center; }
.evidence-copy h2 { margin: 14px 0 20px; font: 500 clamp(36px, 5vw, 62px)/1 var(--serif); letter-spacing: -0.035em; }
.evidence-copy > p { color: var(--muted-paper); font-size: 17px; }
.evidence-list { margin: 27px 0 0; padding: 0; list-style: none; }
.evidence-list li { display: grid; padding: 13px 0; grid-template-columns: 24px 1fr; gap: 10px; border-top: 1px solid var(--line-paper); font-size: 13px; }
.evidence-list b { color: var(--algae-dark); font-family: var(--mono); font-size: 11px; }
.ledger { padding: 17px; color: #dce7e0; background: var(--ink); border: 1px solid rgba(8, 17, 15, 0.3); box-shadow: 17px 17px 0 var(--copper); }
.ledger-head { display: flex; padding: 4px 4px 15px; justify-content: space-between; gap: 15px; color: #889c90; font: 9px/1.5 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; }
.ledger-row { display: grid; padding: 13px 4px; grid-template-columns: 1.2fr 0.8fr 0.55fr; gap: 10px; align-items: center; border-top: 1px solid var(--line-dark); font: 10px/1.4 var(--mono); }
.ledger-row strong { color: #dce7e0; font-size: 11px; }
.ledger-row span { color: #899c91; }
.ledger-status { justify-self: end; padding: 3px 6px; color: var(--phosphor) !important; border: 1px solid rgba(199, 243, 107, 0.4); }
.ledger-status.failed { color: var(--danger) !important; border-color: rgba(255, 139, 115, 0.5); }

.fidelity { margin-top: 35px; }
.fidelity-track { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.fidelity-track::before { position: absolute; top: 16px; right: 8%; left: 8%; height: 1px; content: ""; background: rgba(242, 235, 221, 0.23); }
.fidelity-step { position: relative; padding: 0 22px; text-align: center; }
.fidelity-dot { position: relative; display: grid; width: 33px; height: 33px; margin: 0 auto 17px; place-items: center; color: var(--ink); background: var(--muted-dark); border: 5px solid var(--ink); border-radius: 50%; font: 800 9px var(--mono); }
.fidelity-step.active .fidelity-dot { background: var(--phosphor); box-shadow: 0 0 0 1px var(--phosphor); }
.fidelity-step h3 { margin: 0 0 6px; font: 600 16px/1.2 var(--serif); }
.fidelity-step p { color: var(--muted-dark); font-size: 11px; }
.scope-box { display: grid; margin-top: 45px; grid-template-columns: 1fr 1fr; border: 1px solid var(--line-dark); }
.scope-col { padding: 27px; }
.scope-col + .scope-col { border-left: 1px solid var(--line-dark); }
.scope-col h3 { margin-bottom: 14px; color: var(--phosphor); font: 700 10px/1.4 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; }
.scope-col ul { margin: 0; padding: 0; list-style: none; }
.scope-col li { padding: 8px 0; color: #bdcac2; border-top: 1px solid rgba(242, 235, 221, 0.09); font-size: 12px; }
.scope-col.no h3 { color: #d6a38b; }

/* Pricing */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 17px; }
.price-card { position: relative; display: flex; min-height: 490px; padding: 28px; flex-direction: column; background: var(--paper-wash); border: 1px solid var(--line-paper); }
.price-card.featured { color: var(--paper); background: var(--ink); border-color: var(--ink); box-shadow: 12px 12px 0 var(--copper); }
.availability { align-self: flex-start; padding: 4px 7px; color: var(--algae-dark); background: rgba(79, 128, 111, 0.09); border: 1px solid rgba(79, 128, 111, 0.35); font: 700 9px/1.3 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; }
.featured .availability { color: var(--phosphor); background: rgba(199, 243, 107, 0.06); border-color: rgba(199, 243, 107, 0.4); }
.price-card h3 { margin: 28px 0 2px; font: 500 29px/1 var(--serif); }
.price { margin: 13px 0 5px; font: 500 44px/1 var(--serif); }
.price small { color: var(--muted-paper); font: 500 11px/1.4 var(--mono); }
.featured .price small { color: var(--muted-dark); }
.price-note { min-height: 43px; color: var(--muted-paper); font-size: 12px; }
.featured .price-note { color: var(--muted-dark); }
.price-card ul { margin: 22px 0 27px; padding: 0; flex: 1; list-style: none; }
.price-card li { padding: 9px 0; color: var(--muted-paper); border-top: 1px solid var(--line-paper); font-size: 12px; }
.featured li { color: #bdcbc2; border-color: var(--line-dark); }
.price-card li::before { margin-right: 8px; color: var(--algae); content: "↳"; }
.featured li::before { color: var(--phosphor); }
.price-card .btn { align-self: stretch; }
.price-disclaimer { max-width: 800px; margin: 30px auto 0; color: var(--muted-paper); font-size: 12px; text-align: center; }

/* FAQ and final CTA */
.faq-grid { display: grid; grid-template-columns: 0.6fr 1fr; gap: clamp(40px, 8vw, 110px); }
.faq-title { font: 500 clamp(38px, 5vw, 60px)/1 var(--serif); }
.faq-list details { border-top: 1px solid var(--line-paper); }
.faq-list details:last-child { border-bottom: 1px solid var(--line-paper); }
.faq-list summary { position: relative; padding: 21px 45px 21px 0; cursor: pointer; font: 600 16px/1.45 var(--serif); list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { position: absolute; top: 21px; right: 5px; color: var(--copper); content: "+"; font: 24px/1 var(--serif); }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p { max-width: 690px; padding: 0 35px 21px 0; color: var(--muted-paper); font-size: 13px; }

.final-cta { position: relative; overflow: hidden; padding-block: clamp(75px, 10vw, 135px); color: var(--ink); background: var(--copper); }
.final-cta::after { position: absolute; right: -120px; bottom: -190px; width: 440px; height: 440px; content: ""; border: 1px solid rgba(8,17,15,.3); border-radius: 45% 55% 48% 52%; transform: rotate(24deg); }
.final-cta .wrap { position: relative; z-index: 1; }
.final-cta h2 { max-width: 850px; margin: 14px 0 25px; font: 500 clamp(43px, 6.5vw, 80px)/0.96 var(--serif); letter-spacing: -0.04em; }
.final-cta p { max-width: 650px; font-size: 17px; }
.final-cta .hero-actions { margin-top: 28px; }

/* Funnel and documentation pages */
.page-hero { padding-block: 70px 52px; background: var(--paper-deep); border-bottom: 1px solid var(--line-paper); }
.page-hero h1 { max-width: 830px; margin: 15px 0 15px; font: 500 clamp(43px, 7vw, 76px)/0.98 var(--serif); letter-spacing: -0.04em; }
.page-hero p { max-width: 720px; color: var(--muted-paper); font-size: 17px; }
.page-main { padding-block: 60px 100px; }
.form-layout { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(270px, 0.65fr); gap: 40px; align-items: start; }
.card-form { padding: clamp(24px, 4vw, 42px); background: var(--paper-wash); border: 1px solid var(--line-paper); box-shadow: 10px 10px 0 rgba(79, 128, 111, 0.14); }
.card-form noscript .notice { margin-bottom: 22px; }
.field { margin-bottom: 19px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field label { display: block; margin-bottom: 6px; color: var(--ink); font: 700 10px/1.4 var(--mono); letter-spacing: 0.06em; text-transform: uppercase; }
.field input, .field textarea, .field select {
  width: 100%;
  min-height: 48px;
  padding: 11px 12px;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid rgba(8, 17, 15, 0.3);
  border-radius: 0;
}
.field textarea { min-height: 125px; resize: vertical; }
.field input:focus, .field textarea:focus, .field select:focus { outline: 3px solid var(--focus); border-color: var(--focus); }
.field .hint, .hint { margin-top: 6px; color: var(--muted-paper); font-size: 11px; }
.form-consent { margin: 16px 0; color: var(--muted-paper); font-size: 11px; }
.alert { margin-bottom: 18px; padding: 13px 14px; border: 1px solid; font-size: 12px; }
.alert.err { color: #7a2d20; background: #fae4dc; border-color: #d68c77; }
.alert.ok { color: #244b3d; background: #e5f1d4; border-color: #83a951; }
.form-aside { padding: 24px; color: var(--paper); background: var(--ink); }
.form-aside h2 { margin-bottom: 18px; font: 500 27px/1.1 var(--serif); }
.form-aside ul { margin: 0; padding: 0; list-style: none; }
.form-aside li { padding: 12px 0; color: #b9c7bf; border-top: 1px solid var(--line-dark); font-size: 12px; }
.form-aside strong { display: block; margin-bottom: 2px; color: var(--phosphor); font: 700 9px/1.4 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; }
.backlink { display: inline-block; margin-bottom: 20px; color: var(--algae-dark); font: 700 11px/1.4 var(--mono); }

.notice { display: flex; padding: 14px 16px; align-items: flex-start; gap: 11px; color: var(--ink); background: #e9ddb9; border: 1px solid #b9a879; font-size: 12px; }
.notice strong { font-family: var(--mono); font-size: 10px; letter-spacing: 0.05em; text-transform: uppercase; }
.checkout-notice { margin-bottom: 30px; }

.docs-layout { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: clamp(38px, 7vw, 85px); }
.docs-nav { position: sticky; top: 96px; align-self: start; }
.docs-nav strong { display: block; margin-bottom: 11px; color: var(--muted-paper); font: 700 9px/1.4 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; }
.docs-nav a { display: block; padding: 6px 0; color: var(--muted-paper); font-size: 12px; text-decoration: none; }
.docs-nav a:hover { color: var(--algae-dark); }
.docs-body { min-width: 0; }
.docs-body section { padding: 0 0 48px; scroll-margin-top: 100px; }
.docs-body h2 { margin: 0 0 13px; font: 500 34px/1.05 var(--serif); }
.docs-body h3 { margin: 25px 0 8px; font: 600 20px/1.2 var(--serif); }
.docs-body p, .docs-body li { color: var(--muted-paper); font-size: 13px; }
.docs-body code:not(pre code), .legal code { padding: 2px 5px; color: var(--algae-dark); background: rgba(79, 128, 111, 0.09); border: 1px solid rgba(79, 128, 111, 0.2); font-size: 0.88em; }
.docs-body pre { margin: 16px 0; padding: 18px; overflow-x: auto; color: #dce6df; background: var(--ink); border-left: 4px solid var(--algae); font: 11px/1.7 var(--mono); }
.table-wrap { max-width: 100%; overflow-x: auto; }
.docs-body table { width: 100%; margin: 17px 0; border-collapse: collapse; font-size: 12px; }
.docs-body th, .docs-body td { padding: 10px; text-align: left; border-bottom: 1px solid var(--line-paper); vertical-align: top; }
.docs-body th { color: var(--muted-paper); font: 700 9px/1.4 var(--mono); letter-spacing: .07em; text-transform: uppercase; }

.status-card { display: grid; max-width: 800px; margin-top: 30px; grid-template-columns: 90px 1fr; background: var(--ink); color: var(--paper); border: 1px solid var(--line-dark); box-shadow: 12px 12px 0 var(--copper); }
.status-glyph { display: grid; min-height: 150px; place-items: center; color: var(--phosphor); border-right: 1px solid var(--line-dark); font: italic 48px var(--serif); }
.status-copy { padding: 27px; }
.status-copy h2 { margin-bottom: 8px; font: 500 28px/1.1 var(--serif); }
.status-copy p { color: var(--muted-dark); font-size: 13px; }

/* Authenticated evidence ledger */
.account-shell { min-height: 280px; }
.account-shell .status-card { margin-top: 0; }
.account-toolbar { display: flex; margin-bottom: 28px; align-items: center; justify-content: space-between; gap: 25px; }
.account-toolbar h2 { margin-top: 5px; font: 500 clamp(28px, 4vw, 44px)/1.05 var(--serif); }
.account-toolbar .backlink { margin: 0; }
.account-toolbar .account-actions { margin-top: 0; align-items: center; }
.account-shell > .notice { margin-top: 24px; }
.account-privacy { max-width: 760px; margin-top: 48px; color: var(--muted-paper); font-size: 11px; }
.run-list { border-top: 1px solid var(--line-paper); }
.run-row { display: flex; padding: 18px 14px; align-items: center; justify-content: space-between; gap: 22px; color: var(--ink); border-bottom: 1px solid var(--line-paper); text-decoration: none; transition: background .15s ease; }
.run-row:hover { background: rgba(79, 128, 111, 0.07); }
.run-main { display: flex; min-width: 0; flex-direction: column; gap: 4px; }
.run-main strong { overflow: hidden; font: 600 17px/1.2 var(--serif); text-overflow: ellipsis; white-space: nowrap; }
.run-main small { overflow: hidden; color: var(--muted-paper); font: 10px/1.5 var(--mono); text-overflow: ellipsis; white-space: nowrap; }
.outcome { flex: 0 0 auto; padding: 5px 8px; color: var(--muted-paper); border: 1px solid var(--line-paper); font: 700 9px/1.2 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.outcome.pass { color: #294c3b; background: #e5efd5; border-color: #8ba968; }
.outcome.fail, .outcome.error { color: #722e23; background: #f5ded4; border-color: #cb8e7b; }
.outcome.running { color: #67541a; background: #eee5be; border-color: #baa968; }
.run-heading { margin: 0 0 28px; padding: clamp(24px, 4vw, 38px); color: var(--paper); background: var(--ink); border-left: 5px solid var(--phosphor); }
.run-heading h2 { margin: 8px 0; font: 500 clamp(34px, 5vw, 54px)/1 var(--serif); }
.run-heading p { color: var(--muted-dark); font: 10px/1.5 var(--mono); overflow-wrap: anywhere; }
.evidence-grid-list { display: grid; margin: 0; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line-paper); border-left: 1px solid var(--line-paper); }
.evidence-item { min-width: 0; padding: 18px; border-right: 1px solid var(--line-paper); border-bottom: 1px solid var(--line-paper); }
.evidence-item dt { margin-bottom: 8px; color: var(--algae-dark); font: 700 9px/1.3 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.evidence-item dd { margin: 0; overflow-wrap: anywhere; font: 11px/1.55 var(--mono); }
.account-section-title { margin: 38px 0 13px; font: 500 27px/1.1 var(--serif); }
.billing-panel { display: grid; margin: 0 0 34px; padding: clamp(20px, 3vw, 30px); grid-template-columns: minmax(0, .9fr) minmax(280px, 1.1fr); gap: 30px; background: var(--paper-wash); border: 1px solid var(--line-paper); }
.billing-copy h3 { margin: 8px 0; font: 500 27px/1.1 var(--serif); }
.billing-copy p { margin: 0; color: var(--muted-paper); font-size: 12px; }
.billing-controls label { display: block; margin-bottom: 6px; color: var(--ink); font: 700 9px/1.4 var(--mono); letter-spacing: .07em; text-transform: uppercase; }
.billing-controls select { width: 100%; min-height: 44px; padding: 8px 10px; color: var(--ink); background: var(--paper); border: 1px solid var(--line-paper); }
.billing-controls .account-actions { margin-top: 13px; }
.billing-status { min-height: 1.5em; margin: 12px 0 0; color: var(--muted-paper); font-size: 11px; }
.assertion-list { border-top: 1px solid var(--line-paper); }
.assertion-row { display: grid; padding: 13px 9px; grid-template-columns: 48px minmax(170px, .7fr) 1fr; align-items: center; gap: 16px; border-bottom: 1px solid var(--line-paper); font-size: 12px; }
.assertion-pass, .assertion-fail { font: 700 9px/1.3 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.assertion-pass { color: var(--algae-dark); }
.assertion-fail { color: #8a3b2c; }
.account-actions { display: flex; margin-top: 32px; gap: 12px; flex-wrap: wrap; }
.btn.danger { color: #7a2d20; border-color: #b8705e; }
.empty-ledger { max-width: 700px; padding: 42px 8px; }
.empty-ledger h3 { margin-bottom: 8px; font: 500 27px/1.1 var(--serif); }
.empty-ledger p { margin-bottom: 20px; color: var(--muted-paper); font-size: 13px; }
.ledger-pagination { display: flex; min-height: 68px; padding: 18px 8px 0; align-items: center; gap: 16px; }
.ledger-pagination .hint { margin: 0; }

/* Legal/trust */
.legal { max-width: 800px; }
.legal h2 { margin: 42px 0 10px; font: 500 30px/1.1 var(--serif); }
.legal h3 { margin: 25px 0 7px; font: 600 19px/1.2 var(--serif); }
.legal p, .legal li { color: var(--muted-paper); font-size: 13px; }
.legal .effective { color: var(--algae-dark); font: 700 10px/1.4 var(--mono); letter-spacing: 0.07em; text-transform: uppercase; }
.trust-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; margin: 30px 0 45px; }
.trust-card { padding: 21px; background: var(--paper-wash); border: 1px solid var(--line-paper); }
.trust-card span { color: var(--copper); font: italic 28px/1 var(--serif); }
.trust-card h2 { margin: 24px 0 8px; font: 500 20px/1.1 var(--serif); }
.trust-card p { margin: 0; color: var(--muted-paper); font-size: 11px; }

/* Footer */
.site-footer { padding-block: 55px 35px; color: var(--paper); background: var(--ink); border-top: 1px solid var(--line-dark); }
.footer-grid { display: grid; grid-template-columns: 1.25fr repeat(3, 0.55fr); gap: 45px; }
.footer-about p { max-width: 430px; margin-top: 16px; color: var(--muted-dark); font-size: 12px; }
.footer-col strong { display: block; margin-bottom: 12px; color: #73877c; font: 700 9px/1.4 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; }
.footer-col a { display: block; padding: 4px 0; color: #b9c6be; font-size: 12px; text-decoration: none; }
.footer-col a:hover { color: var(--phosphor); }
.footer-bottom { display: flex; margin-top: 46px; padding-top: 21px; justify-content: space-between; gap: 20px; color: #71847a; border-top: 1px solid var(--line-dark); font: 9px/1.5 var(--mono); letter-spacing: .05em; }

@media (max-width: 1000px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-copy { max-width: 780px; }
  .instrument { max-width: 630px; }
  .botanical-note { right: 14px; }
  .demo-shell { grid-template-columns: 1fr; }
  .demo-side { display: grid; grid-template-columns: repeat(3, 1fr); }
  .evidence-grid { grid-template-columns: 1fr; }
  .ledger { max-width: 740px; }
  .pricing-grid { grid-template-columns: 1fr 1fr; }
  .price-card.featured { grid-row: span 1; }
}

@media (max-width: 820px) {
  .menu-toggle { display: block; }
  .primary-nav {
    position: absolute;
    top: calc(100% + 1px);
    right: 0;
    left: 0;
    display: none;
    margin: 0;
    padding: 14px 22px 20px;
    align-items: stretch;
    flex-direction: column;
    gap: 2px;
    background: var(--ink);
    border-bottom: 1px solid var(--line-dark);
  }
  .primary-nav.open { display: flex; }
  .primary-nav a { padding: 10px 0; }
  .primary-nav .btn { margin-top: 8px; }
  .proof-grid { grid-template-columns: 1fr 1fr; }
  .proof-item:nth-child(odd) { border-left: 1px solid var(--line-paper); }
  .proof-item:nth-child(n + 3) { border-top: 1px solid var(--line-paper); }
  .workflow-grid { grid-template-columns: 1fr; border: 0; }
  .workflow-card, .workflow-card:first-child { min-height: 0; border: 1px solid var(--line-paper); border-bottom: 0; }
  .workflow-card:last-child { border-bottom: 1px solid var(--line-paper); }
  .workflow-card h3 { margin-top: 22px; }
  .fidelity-track { grid-template-columns: 1fr 1fr; gap: 28px 0; }
  .fidelity-track::before { display: none; }
  .scope-box { grid-template-columns: 1fr; }
  .scope-col + .scope-col { border-top: 1px solid var(--line-dark); border-left: 0; }
  .faq-grid { grid-template-columns: 1fr; }
  .form-layout { grid-template-columns: 1fr; }
  .docs-layout { grid-template-columns: 1fr; }
  .docs-nav { position: static; display: grid; grid-template-columns: 1fr 1fr; padding: 16px; background: var(--paper-deep); border: 1px solid var(--line-paper); }
  .docs-nav strong { grid-column: 1 / -1; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-about { grid-column: 1 / -1; }
}

@media (max-width: 640px) {
  .wrap, .wrap.narrow { width: min(1180px, calc(100% - 30px)); }
  .announcement { padding-inline: 10px; font-size: 8px; }
  .site-header .wrap { min-height: 64px; }
  .hero { padding-top: 65px; }
  .display { font-size: clamp(43px, 13.5vw, 58px); letter-spacing: -0.035em; text-wrap: pretty; }
  .hero-lede { font-size: 16px; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .instrument { box-shadow: 8px 10px 0 rgba(201, 121, 85, 0.2); }
  .botanical-note { display: none; }
  .proof-grid { grid-template-columns: 1fr; }
  .proof-item, .proof-item:nth-child(odd), .proof-item:last-child { border: 0; border-bottom: 1px solid var(--line-paper); }
  .section-head { align-items: start; flex-direction: column; }
  .section-title { font-size: 39px; }
  .margin-note { max-width: 100%; }
  .demo-side { display: flex; }
  #demo-canvas { height: 230px; }
  .demo-hudrow { flex-direction: column; gap: 3px; }
  .fidelity-track { grid-template-columns: 1fr; }
  .fidelity-step { text-align: left; display: grid; grid-template-columns: 38px 1fr; gap: 0 14px; }
  .fidelity-dot { margin: 0; grid-row: span 2; }
  .pricing-grid { grid-template-columns: 1fr; }
  .price-card { min-height: 0; }
  .field-row { grid-template-columns: 1fr; gap: 0; }
  .status-card { grid-template-columns: 1fr; }
  .status-glyph { min-height: 80px; border-right: 0; border-bottom: 1px solid var(--line-dark); }
  .trust-grid { grid-template-columns: 1fr; }
  .account-toolbar { align-items: flex-start; flex-direction: column; }
  .billing-panel { grid-template-columns: 1fr; }
  .evidence-grid-list { grid-template-columns: 1fr; }
  .assertion-row { grid-template-columns: 44px 1fr; }
  .assertion-row > :last-child { grid-column: 2; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px 22px; }
  .footer-bottom { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; }
}

@media (prefers-contrast: more) {
  :root { --line-paper: rgba(8, 17, 15, 0.45); --line-dark: rgba(242, 235, 221, 0.35); }
}

@media print {
  .announcement, .site-header, .site-footer, .hero-actions, .demo-controls { display: none; }
  body { background: #fff; }
  .dark-section, .hero { color: #000; background: #fff; }
}