:root {
  --paper: #f4f4e9;
  --ink: #1c201a;
  --muted: #606459;
  --rule: #c8ccbc;
  --accent: #d7f456;
  --amber: #8b5000;
  --amber-paper: #fff0cf;
  --ease: cubic-bezier(.2, 0, 0, 1);
  color-scheme: light;
  color: var(--ink);
  background: var(--paper);
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: 28px;
}
* { box-sizing: border-box; }
body { margin: 0; min-width: 320px; }
button, input { font: inherit; }
button, a, summary, input { -webkit-tap-highlight-color: transparent; touch-action: manipulation; }
button { cursor: pointer; color: inherit; }
a { color: inherit; text-decoration: none; }
button, a, summary { outline-offset: 5px; }
:focus-visible { outline: 3px solid #5d6a0b; }
::selection { background: var(--accent); color: var(--ink); }
[hidden] { display: none !important; }
svg { display: block; max-width: 100%; }
p, h1, h2, h3, dl, dd { margin: 0; }
p { line-height: 1.65; }
em { font-family: Georgia, "Times New Roman", serif; font-weight: 400; letter-spacing: -.065em; }
.wrap { width: min(1264px, calc(100% - 112px)); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; z-index: 50; top: 12px; left: 12px; width: 1px; height: 1px; padding: 0; overflow: hidden; clip-path: inset(50%); white-space: nowrap; background: var(--ink); color: var(--paper); }
.skip-link:focus { width: auto; height: auto; padding: 14px 20px; overflow: visible; clip-path: none; }
.site-header { min-height: 108px; display: flex; justify-content: space-between; align-items: center; gap: 40px; border-bottom: 1px solid var(--ink); }
.wordmark { display: inline-flex; align-items: center; gap: 8px; font-size: 34px; font-weight: 700; letter-spacing: -.065em; line-height: 1; min-height: 44px; }
.brand-symbol { font-weight: 400; font-size: 45px; line-height: .7; margin-right: 2px; }
.brand-dot { margin-left: -8px; }
.site-header nav { display: flex; align-items: center; gap: 34px; font-size: 13px; font-weight: 500; }
.site-header nav > a:not(.button) { display: inline-flex; min-height: 44px; align-items: center; }
.site-header nav > a:not(.button):hover { text-decoration: underline; text-underline-offset: 5px; }
.button { min-height: 52px; padding: 16px 22px; display: inline-flex; align-items: center; justify-content: center; gap: 24px; font-size: 14px; font-weight: 550; border: 1px solid var(--ink); transition: background-color 120ms var(--ease), color 120ms var(--ease), transform 120ms var(--ease); }
.button-dark { color: var(--paper); background: var(--ink); }
.button-dark:hover { background: #37432b; }
.button-dark:active { transform: translateY(1px); }
.button span { font-size: 19px; line-height: 1; }
.nav-cta { min-height: 44px; padding: 12px 16px; gap: 20px; font-size: 12px; }
.menu-toggle { display: none; }
.hero { padding-top: 30px; }
.hero-eyebrow, .hero-rule, .section-index, .canvas-meta, .inspector-kicker, .field-label, .node-type, .graph-legend, .canvas-note, .simulation-label, .receipt-heading, .lot-stamp, .hold-mark, .work-mark { font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace; font-size: 10px; letter-spacing: .075em; line-height: 1.5; }
.hero-eyebrow { display: flex; align-items: center; gap: 10px; font-weight: 500; }
.small-square { width: 7px; height: 7px; flex: 0 0 7px; background: var(--ink); }
.hero-edition { margin-left: auto; color: var(--muted); }
.hero-composition { position: relative; padding: 48px 0 37px; }
.hero h1 { font-size: clamp(86px, 9.7vw, 140px); line-height: .99; letter-spacing: -.075em; font-weight: 500; max-width: 1030px; }
.hero h1 em { display: inline-block; font-size: 1.09em; line-height: .95; padding-right: .07em; }
.lot-stamp { position: absolute; right: 9px; top: 99px; width: 204px; padding: 17px 17px 16px; background: var(--accent); border: 1px solid var(--ink); transform: rotate(7deg); font-size: 10px; box-shadow: 5px 6px 0 rgba(28,32,26,.07); }
.lot-stamp > div { border-bottom: 1px solid var(--ink); padding-bottom: 12px; }
.lot-stamp svg { margin: 15px 0; width: 148px; height: 55px; }
.lot-stamp > span { display: block; max-width: 100px; font-size: 8px; line-height: 1.5; }
.lot-stamp b { position: absolute; right: 14px; bottom: 12px; font-family: Arial, sans-serif; font-size: 42px; font-weight: 400; line-height: 1; }
.hero-bottom { display: flex; justify-content: space-between; align-items: flex-end; gap: 48px; padding: 18px 0 48px; }
.hero-bottom > p { max-width: 455px; font-size: 17px; line-height: 1.65; color: var(--muted); }
.hero-bottom strong { color: var(--ink); font-weight: 500; }
.hero-actions { display: grid; grid-template-columns: auto auto; align-items: center; gap: 14px 26px; }
.hero-actions small { grid-column: 1 / -1; color: var(--muted); font-size: 10px; }
.text-link { display: inline-flex; align-items: center; gap: 24px; min-height: 44px; font-size: 13px; font-weight: 550; }
.text-link:hover { text-decoration: underline; text-underline-offset: 5px; }
.text-link > span[aria-hidden] { font-size: 19px; }
.hero-rule { display: flex; justify-content: space-between; gap: 20px; padding: 16px 0; border-block: 1px solid var(--ink); font-size: 9px; }
.product-intro { padding-block: 96px 112px; }
.section-index { display: flex; justify-content: space-between; align-items: center; gap: 24px; margin-bottom: 48px; font-size: 10px; }
.section-index > span[aria-hidden] { font-family: Arial, sans-serif; font-size: 28px; line-height: .8; }
.intro-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 100px; }
h2 { font-size: clamp(43px, 4.6vw, 68px); font-weight: 500; letter-spacing: -.065em; line-height: 1.04; }
.muted { color: #72786a; }
.intro-copy { padding-top: 8px; max-width: 410px; }
.intro-copy .lead { font-size: 25px; line-height: 1.35; letter-spacing: -.03em; color: var(--ink); margin-bottom: 24px; }
.intro-copy > p:not(.lead) { font-size: 15px; color: var(--muted); margin-top: 18px; }
.intro-copy .text-link { margin-top: 24px; border-bottom: 1px solid var(--ink); }
.sample-section { padding-block: 54px 67px; background: #e7e9da; border-block: 1px solid var(--rule); }
.sample-section .section-index { margin-bottom: 44px; }
.live-label { font-size: 9px; }
.live-label > span { font-size: 8px; margin-right: 5px; }
.sample-heading, .workflow-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 60px; margin-bottom: 43px; }
.sample-heading h2 { font-size: clamp(44px, 4.5vw, 65px); }
.sample-heading p, .workflow-heading > p { font-size: 14px; color: var(--muted); line-height: 1.7; padding-bottom: 5px; max-width: 310px; }
.sample-shell { border: 1px solid var(--ink); background: #fafbf2; }
.sample-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 17px 24px; border-bottom: 1px solid var(--ink); }
.sample-toolbar > div { display: flex; align-items: center; gap: 20px; }
.sample-toolbar strong { font-family: "SFMono-Regular", Consolas, monospace; font-size: 13px; letter-spacing: -.02em; }
.sample-toolbar > div > span { padding-left: 20px; border-left: 1px solid var(--rule); font-size: 11px; color: var(--muted); }
.reset-button { min-height: 44px; padding: 6px 0 6px 12px; background: transparent; border: 0; font-size: 11px; display: inline-flex; align-items: center; gap: 8px; }
.reset-button:hover { text-decoration: underline; text-underline-offset: 4px; }
.reset-button > span { font-size: 20px; }
.sample-mode { display: flex; align-items: stretch; border-bottom: 1px solid var(--ink); background: #f0f2e5; }
.sample-mode button { flex: 1; min-height: 56px; padding: 16px 21px; text-align: left; background: transparent; border: 0; border-right: 1px solid var(--rule); font-size: 12px; display: flex; align-items: center; gap: 11px; transition: background-color 120ms var(--ease); }
.sample-mode button:last-child { border-right: 0; }
.sample-mode button > span { font-family: Consolas, monospace; font-size: 10px; color: var(--muted); }
.sample-mode button:hover { background: #e1e5d3; }
.sample-mode button[aria-pressed="true"] { background: var(--ink); color: var(--paper); }
.sample-mode button[aria-pressed="true"] > span { color: var(--accent); }
.sample-mode button:focus-visible { outline-offset: -5px; outline-color: #6c7b13; }
.sample-mode button[aria-pressed="true"]:focus-visible { outline-color: var(--accent); }
.sample-workspace { display: grid; grid-template-columns: 1.65fr 1fr; min-width: 0; }
.trace-canvas { padding: 22px 20px 17px; min-width: 0; background-color: #f7f8ee; background-image: radial-gradient(#d4d8c8 .7px, transparent .7px); background-size: 14px 14px; }
.canvas-meta { display: flex; justify-content: space-between; gap: 20px; font-size: 8px; color: #626955; }
.graph-diagram { height: 330px; width: 100%; position: relative; margin-block: 10px 4px; }
.graph-wires { position: absolute; width: 100%; height: 100%; inset: 0; overflow: visible; color: #aab19c; }
.wire { stroke: #aab19c; stroke-width: 1.5; fill: none; vector-effect: non-scaling-stroke; }
.trace-canvas[data-selected="SHIP-001"] .ship-one, .trace-canvas[data-selected="SHIP-002"] .ship-two { stroke: var(--ink); stroke-width: 2; }
.trace-canvas[data-mode="gaps"] .ship-two { stroke: var(--amber); stroke-dasharray: 4 4; }
.trace-canvas[data-quarantine="true"] .ship-two { stroke: #526700; stroke-width: 2; stroke-dasharray: 5 4; }
.graph-record { position: absolute; top: 50%; width: 18%; min-width: 0; display: flex; align-items: center; flex-direction: column; transform: translateY(-50%); text-align: center; }
.graph-record.ingredient { left: 3%; }
.graph-record.batch { left: 26%; }
.graph-record.product { left: 54%; }
.node-mark { display: flex; align-items: center; justify-content: center; width: 48px; height: 48px; margin-bottom: 14px; border: 1px solid var(--ink); background: var(--accent); font-size: 34px; line-height: 1; }
.node-mark.small-mark { width: 40px; height: 40px; margin-top: 4px; margin-bottom: 18px; background: #fafbf2; font-size: 28px; }
.node-type { font-size: 7px; white-space: nowrap; color: var(--muted); letter-spacing: .045em; }
.graph-record > strong { margin-top: 5px; font-family: "SFMono-Regular", Consolas, monospace; font-size: clamp(9px, .85vw, 12px); font-weight: 600; letter-spacing: -.04em; white-space: nowrap; }
.node-sub { margin-top: 6px; font-size: 9px; color: var(--muted); line-height: 1.4; }
.shipment-node { position: absolute; left: 80%; width: 20%; top: 20%; transform: translateY(-50%); padding: 12px 9px; border: 1px solid #b4bba8; background: #fafbf2; display: flex; align-items: flex-start; flex-direction: column; text-align: left; min-height: 88px; transition: background-color 120ms var(--ease), border-color 120ms var(--ease); }
.shipment-two { top: 80%; }
.shipment-node > strong { font-family: "SFMono-Regular", Consolas, monospace; font-size: clamp(9px, .85vw, 12px); font-weight: 600; margin-top: 8px; letter-spacing: -.04em; white-space: nowrap; }
.shipment-node > strong > span { margin-left: 4px; }
.shipment-node .node-type { font-size: 6.5px; letter-spacing: 0; }
.shipment-node:hover { border-color: var(--ink); background: #edf0de; }
.shipment-node[aria-pressed="true"] { border: 1px solid var(--ink); box-shadow: 0 0 0 1px var(--ink); }
.shipment-two[aria-pressed="true"] { background: var(--amber-paper); border-color: var(--amber); box-shadow: 0 0 0 1px var(--amber); }
.shipment-two[aria-pressed="true"] .node-type { color: #794600; }
.trace-canvas[data-quarantine="true"] .shipment-two { background: #e8efc8; }
.graph-legend { display: flex; justify-content: center; flex-wrap: wrap; gap: 20px; font-size: 7px; letter-spacing: .02em; color: #606955; }
.graph-legend > span { display: inline-flex; align-items: center; gap: 6px; }
.legend-line { display: block; width: 15px; height: 1px; background: #7d866c; }
.legend-dot { display: block; width: 5px; height: 5px; border-radius: 50%; background: var(--amber); }
.canvas-note { font-size: 8px; margin-top: 18px; text-align: center; letter-spacing: .01em; color: var(--muted); }
.sample-inspector { padding: 24px 26px 28px; border-left: 1px solid var(--ink); min-width: 0; }
.inspector-kicker { display: flex; justify-content: space-between; align-items: center; font-size: 8px; color: var(--muted); }
.inspector-number { font-family: Arial, sans-serif; font-size: 18px; }
.inspector-heading { display: flex; flex-direction: column; align-items: flex-start; gap: 12px; margin-block: 20px 15px; }
.inspector-heading h3 { font-family: "SFMono-Regular", Consolas, monospace; font-size: 27px; font-weight: 500; letter-spacing: -.065em; line-height: 1.1; }
.record-status { font-size: 9px; color: #784500; padding: 5px 8px; background: var(--amber-paper); border: 1px solid #dbc089; line-height: 1.3; }
.record-status.is-historical { color: #49563e; background: #e8eddd; border-color: #bcc7aa; }
.record-status.is-held { color: #415100; background: #e7efbf; border-color: #b1c461; }
.inspector-message { font-size: 12px; line-height: 1.65; color: #545c4a; min-height: 59px; }
.evidence-block { margin-top: 22px; padding-block: 16px 18px; border-block: 1px solid var(--rule); }
.field-label { font-size: 8px; color: var(--muted); }
.evidence-block > p { font-family: "SFMono-Regular", Consolas, monospace; font-size: 10px; line-height: 1.9; overflow-wrap: anywhere; margin-block: 9px 12px; }
.evidence-tag { display: inline-flex; padding: 3px 5px; margin-right: 5px; border: 1px solid var(--rule); font-size: 7px; font-family: Consolas, monospace; line-height: 1.5; color: #59634a; }
.mode-detail { margin-top: 19px; }
.mode-detail > strong { font-size: 14px; line-height: 1.45; font-weight: 550; letter-spacing: -.015em; }
.mode-detail > p { margin-top: 9px; font-size: 11px; color: var(--muted); line-height: 1.7; }
.hold-control { margin-top: 20px; padding-top: 17px; border-top: 1px solid var(--rule); }
.hold-control label { position: relative; display: flex; align-items: center; gap: 10px; min-height: 44px; font-size: 12px; font-weight: 550; cursor: pointer; }
.hold-control input { position: absolute; left: 0; top: 8px; width: 43px; height: 26px; margin: 0; opacity: 0; cursor: pointer; z-index: 1; }
.switch-track { display: block; flex: 0 0 42px; height: 24px; background: #c8cebd; border: 1px solid #818b72; padding: 3px; border-radius: 30px; transition: background-color 120ms var(--ease); }
.switch-track::after { content: ""; display: block; width: 16px; height: 16px; border-radius: 50%; background: var(--ink); transition: transform 180ms var(--ease); }
.hold-control input:checked + .switch-track { background: var(--accent); border-color: #687c0b; }
.hold-control input:checked + .switch-track::after { transform: translateX(17px); }
.hold-control input:focus-visible + .switch-track { outline: 3px solid #5d6a0b; outline-offset: 4px; }
.hold-control > p { margin-left: 52px; margin-top: 6px; color: var(--muted); font-size: 9px; line-height: 1.8; }
.sample-outcome { display: flex; gap: 16px; align-items: center; padding: 19px 24px; border-top: 1px solid var(--ink); background: #f0f2e5; }
.outcome-marker { font-size: 24px; align-self: flex-start; line-height: 1.1; }
.sample-outcome > p { font-size: 12px; line-height: 1.6; max-width: 740px; }
.simulation-label { margin-left: auto; white-space: nowrap; font-size: 8px; border: 1px solid #9aa38b; padding: 4px 6px; }
.sample-disclaimer { color: #5d6552; font-size: 10px; line-height: 1.65; margin-top: 16px; max-width: 800px; }
.fixture-receipt { display: grid; grid-template-columns: 1.2fr 4fr 1.1fr; gap: 32px; padding: 30px 0 0; margin-top: 31px; border-top: 1px solid #b8bfaa; align-items: center; }
.receipt-heading { font-size: 8px; color: var(--muted); }
.receipt-heading strong { display: block; font-size: 10px; color: var(--ink); font-weight: 500; padding-top: 3px; }
.fixture-receipt dl { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.fixture-receipt dt { font-size: 9px; color: var(--muted); margin-bottom: 9px; }
.fixture-receipt dd { font-size: 40px; font-weight: 400; letter-spacing: -.06em; line-height: 1; }
.fixture-receipt > p { font-family: Consolas, monospace; font-size: 8px; letter-spacing: .01em; color: var(--muted); }
.workflow { padding-block: 94px 76px; }
.workflow-heading { margin-bottom: 58px; }
.workflow-heading h2 { font-size: clamp(44px, 4.8vw, 68px); }
.workflow-row { display: grid; grid-template-columns: .28fr 1.25fr 1.6fr .9fr; gap: 32px; align-items: center; border-top: 1px solid var(--rule); padding-block: 35px 37px; }
.step-number { font-family: Consolas, monospace; font-size: 11px; color: #6d7562; align-self: start; padding-top: 7px; }
.workflow-row h3 { font-size: 27px; line-height: 1.14; font-weight: 500; letter-spacing: -.045em; }
.workflow-row > p { max-width: 365px; color: var(--muted); font-size: 13px; line-height: 1.8; }
.chapter-mark { justify-self: end; display: flex; align-items: center; color: #58604f; min-width: 120px; justify-content: center; }
.trace-mark { gap: 15px; font-size: 48px; line-height: 1; }
.trace-mark > span { font-size: 24px; line-height: 1.5; }
.assertion-mark { align-items: flex-start; flex-direction: column; gap: 5px; padding-left: 21px; }
.assertion-mark > span { font-family: Consolas, monospace; font-size: 8px; letter-spacing: .05em; padding: 4px 7px; background: #e7edda; border: 1px solid #aebd98; color: #425532; }
.assertion-mark > span:nth-child(2) { background: #efe4d0; border-color: #cbb48c; color: #784900; margin-left: 22px; }
.assertion-mark > span:nth-child(3) { background: transparent; border-color: #b8bcae; color: #626955; }
.hold-mark { flex-direction: column; font-size: 9px; gap: 4px; }
.hold-mark b { font-family: Georgia, serif; font-size: 49px; line-height: 1.1; font-weight: 400; }
.hold-mark small { font-size: 6px; letter-spacing: .025em; }
.work-mark { flex-direction: column; align-items: flex-start; gap: 8px; font-size: 8px; padding-left: 16px; }
.work-mark > span:nth-child(2) { background: var(--accent); padding: 4px 7px; margin-left: 17px; color: var(--ink); }
.export-note { display: flex; gap: 20px; align-items: center; border-block: 1px solid var(--rule); padding: 22px 0; margin-top: 12px; }
.export-note > span { font-size: 25px; }
.export-note p { font-size: 12px; color: var(--muted); }
.export-note strong { font-weight: 500; color: var(--ink); }
.trust-section { background: var(--ink); color: var(--paper); padding-block: 52px 82px; }
.trust-section .section-index { color: #bec6ac; margin-bottom: 54px; }
.trust-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 120px; }
.trust-grid h2 { font-size: clamp(53px, 5.4vw, 78px); }
.trust-grid h2 em { color: var(--accent); }
.trust-grid > div > p { font-size: 13px; color: #bec6ac; margin-top: 28px; }
.light-link { font-size: 12px; border-bottom: 1px solid #697258; margin-top: 24px; }
.trust-section :focus-visible { outline-color: var(--accent); }
.trust-facts > div { padding-block: 24px; border-top: 1px solid #525b44; }
.trust-facts > div:first-child { padding-top: 5px; border-top: 0; }
.trust-facts dt { font-size: 16px; font-weight: 450; letter-spacing: -.01em; }
.trust-facts dt > span { font-family: Consolas, monospace; font-size: 9px; color: #b5c492; margin-right: 17px; }
.trust-facts dd { margin: 13px 0 0 34px; color: #bec6ac; font-size: 12px; line-height: 1.8; max-width: 380px; }
.faq-section { padding-block: 94px 106px; }
.faq-grid { display: grid; grid-template-columns: 1fr 1.35fr; gap: 90px; }
.faq-grid h2 { font-size: clamp(45px, 4.5vw, 65px); }
.faq-list details { border-top: 1px solid var(--rule); }
.faq-list details:last-child { border-bottom: 1px solid var(--rule); }
.faq-list summary { display: flex; justify-content: space-between; align-items: center; gap: 25px; cursor: pointer; min-height: 83px; padding: 21px 0; font-size: 15px; line-height: 1.5; font-weight: 500; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary > span { font-size: 22px; font-weight: 400; flex: 0 0 22px; text-align: center; transition: transform 180ms var(--ease); }
.faq-list details[open] summary > span { transform: rotate(45deg); }
.faq-list details > p { padding: 0 35px 25px 0; font-size: 13px; color: var(--muted); line-height: 1.85; }
.faq-list code { font-family: Consolas, monospace; font-size: 11px; }
.closing-section { background: var(--accent); border-block: 1px solid var(--ink); padding-block: 35px 60px; }
.closing-section .section-index { margin-bottom: 40px; font-size: 9px; }
.closing-section h2 { font-size: clamp(69px, 7.7vw, 111px); line-height: 1.02; }
.closing-section h2 em { font-size: 1.06em; }
.closing-bottom { display: flex; justify-content: space-between; align-items: flex-end; gap: 48px; margin-top: 40px; }
.closing-bottom > p { font-size: 15px; line-height: 1.6; }
.closing-bottom > div { display: flex; align-items: flex-start; flex-direction: column; gap: 12px; }
.closing-bottom small { font-size: 9px; }
.site-footer { display: flex; align-items: center; justify-content: space-between; gap: 30px; min-height: 141px; padding-block: 28px; }
.site-footer .wordmark { font-size: 27px; }
.site-footer .brand-symbol { font-size: 36px; }
.site-footer > p { color: var(--muted); font-size: 12px; }
.site-footer > div { display: flex; align-items: center; gap: 24px; font-size: 10px; color: var(--muted); }
.site-footer > div > a { min-height: 44px; display: inline-flex; align-items: center; }
.site-footer > div > a:hover { text-decoration: underline; text-underline-offset: 4px; }

@media (min-width: 1600px) { .hero-composition { padding-block: 59px 48px; } }
@media (max-width: 1199px) {
  .wrap { width: calc(100% - 72px); }
  .hero h1 { font-size: clamp(82px, 10.5vw, 126px); }
  .lot-stamp { width: 163px; top: 88px; right: 5px; padding: 14px; }
  .lot-stamp svg { width: 120px; height: 50px; }
  .lot-stamp > span { max-width: 87px; font-size: 7px; }
  .lot-stamp b { font-size: 34px; right: 10px; }
  .hero-bottom { gap: 28px; }
  .hero-bottom > p { font-size: 15px; }
  .hero-actions { gap: 13px 18px; }
  .intro-grid { gap: 70px; }
  .sample-workspace { grid-template-columns: 1.6fr 1fr; }
  .trace-canvas { padding-inline: 16px; }
  .sample-inspector { padding-inline: 20px; }
  .shipment-node { padding-inline: 6px; }
  .graph-record .node-type { font-size: 6px; }
  .shipment-node .node-type { white-space: normal; font-size: 6px; }
  .shipment-node .node-sub { font-size: 8px; }
  .workflow-row { gap: 22px; grid-template-columns: .2fr 1.1fr 1.6fr .85fr; }
  .workflow-row h3 { font-size: 24px; }
  .chapter-mark { min-width: 105px; }
  .trust-grid { gap: 75px; }
  .fixture-receipt { gap: 20px; grid-template-columns: 1.15fr 4fr .9fr; }
  .fixture-receipt dl { gap: 16px; }
  .site-footer > div { gap: 17px; }
}
@media (max-width: 959px) {
  .site-header { min-height: 92px; gap: 24px; }
  .site-header nav { gap: 21px; font-size: 12px; }
  .wordmark { font-size: 29px; }
  .brand-symbol { font-size: 40px; }
  .hero h1 { font-size: clamp(73px, 10vw, 96px); }
  .lot-stamp { width: 140px; top: 74px; right: 0; padding: 11px; }
  .lot-stamp svg { height: 40px; margin: 12px 0; }
  .lot-stamp > div { font-size: 8px; padding-bottom: 9px; }
  .lot-stamp > span { font-size: 6px; max-width: 73px; }
  .lot-stamp b { font-size: 30px; }
  .hero-bottom { align-items: flex-start; }
  .hero-bottom > p { max-width: 330px; }
  .hero-actions { grid-template-columns: 1fr; gap: 7px; }
  .hero-actions .text-link { justify-content: space-between; }
  .hero-actions small { max-width: 190px; font-size: 9px; }
  .product-intro { padding-block: 75px 86px; }
  .intro-grid { gap: 44px; }
  .intro-copy .lead { font-size: 22px; }
  .intro-copy > p:not(.lead) { font-size: 13px; }
  .sample-workspace { grid-template-columns: 1fr; }
  .trace-canvas { padding: 22px 28px; }
  .graph-diagram { max-width: 700px; margin-inline: auto; }
  .graph-record > strong, .shipment-node > strong { font-size: 12px; }
  .graph-record .node-type { font-size: 7px; }
  .shipment-node .node-type { font-size: 7px; white-space: nowrap; }
  .shipment-node { padding: 12px; }
  .shipment-node .node-sub { font-size: 9px; }
  .sample-inspector { border-left: 0; border-top: 1px solid var(--ink); padding: 26px 28px; display: grid; grid-template-columns: 1fr 1.25fr; column-gap: 40px; }
  .inspector-kicker, .inspector-heading, .inspector-message { grid-column: 1; }
  .inspector-heading { margin-top: 15px; margin-bottom: 14px; }
  .inspector-message { min-height: 0; }
  .evidence-block { grid-column: 2; grid-row: 1 / 4; margin-top: 0; border-top: 0; padding-top: 0; }
  .mode-detail { grid-column: 1; }
  .hold-control { grid-column: 2; margin-top: 18px; }
  .sample-outcome { gap: 12px; }
  .fixture-receipt { grid-template-columns: 1fr 3.2fr; gap: 24px; }
  .fixture-receipt > p { grid-column: 2; margin-top: -8px; }
  .fixture-receipt > p br { display: none; }
  .workflow-heading { gap: 40px; }
  .workflow-heading h2 { font-size: 46px; }
  .workflow-heading > p { font-size: 12px; max-width: 200px; }
  .workflow-row { grid-template-columns: .2fr 1.3fr 1.8fr; }
  .chapter-mark { display: none; }
  .trust-grid { gap: 55px; }
  .trust-grid h2 { font-size: 58px; }
  .trust-facts dt { font-size: 14px; }
  .trust-facts dd { font-size: 11px; }
  .faq-grid { gap: 50px; grid-template-columns: .8fr 1.2fr; }
  .faq-grid h2 { font-size: 44px; }
  .faq-list summary { font-size: 13px; }
  .closing-section h2 { font-size: 80px; }
  .closing-bottom > p { font-size: 13px; }
  .closing-bottom .button { font-size: 12px; gap: 16px; }
  .site-footer { flex-wrap: wrap; gap: 18px; }
  .site-footer > div { width: 100%; justify-content: flex-start; gap: 24px; }
  .site-footer > div > span { margin-left: auto; }
}
@media (max-width: 699px) {
  .wrap { width: calc(100% - 40px); }
  .site-header { position: relative; min-height: 82px; flex-wrap: wrap; gap: 0; }
  .site-header .wordmark { font-size: 29px; }
  .site-header .brand-symbol { font-size: 38px; }
  .menu-toggle { display: inline-flex; justify-content: center; align-items: center; gap: 14px; min-height: 44px; min-width: 73px; padding: 8px 0 8px 8px; background: transparent; border: 0; font-size: 12px; }
  .menu-toggle > span { font-size: 22px; transition: transform 180ms var(--ease); }
  .menu-toggle[aria-expanded="true"] > span { transform: rotate(45deg); }
  .site-header nav { display: none; flex-basis: 100%; align-items: stretch; flex-direction: column; gap: 0; padding: 8px 0 20px; }
  .site-header.menu-open nav { display: flex; }
  .site-header nav > a:not(.button) { min-height: 50px; border-top: 1px solid var(--rule); font-size: 14px; }
  .site-header nav .button { margin-top: 12px; min-height: 48px; justify-content: space-between; }
  .hero { padding-top: 24px; }
  .hero-eyebrow { font-size: 7px; letter-spacing: .04em; gap: 7px; }
  .hero-edition { display: none; }
  .small-square { width: 5px; height: 5px; flex-basis: 5px; }
  .hero-composition { padding-block: 36px 30px; }
  .hero h1 { font-size: clamp(55px, 10.7vw, 76px); letter-spacing: -.075em; line-height: 1.04; }
  .hero h1 em { font-size: 1.08em; }
  .lot-stamp { width: 99px; top: auto; right: 5px; bottom: 23px; padding: 9px; transform: rotate(7deg); box-shadow: 3px 4px 0 rgba(28,32,26,.07); }
  .lot-stamp > div { font-size: 6px; padding-bottom: 6px; }
  .lot-stamp svg { height: 29px; margin-block: 8px; }
  .lot-stamp > span { font-size: 4.5px; max-width: 52px; }
  .lot-stamp b { font-size: 21px; right: 8px; bottom: 8px; }
  .hero-bottom { flex-direction: column; align-items: stretch; gap: 24px; padding: 6px 0 30px; }
  .hero-bottom > p { max-width: 345px; font-size: 14px; }
  .hero-actions { grid-template-columns: auto auto; align-items: center; gap: 13px 19px; justify-content: start; }
  .hero-actions .button { min-height: 49px; padding: 14px 17px; font-size: 12px; gap: 20px; }
  .hero-actions .text-link { font-size: 11px; gap: 10px; }
  .hero-actions small { max-width: none; font-size: 8px; }
  .hero-rule { font-size: 6px; letter-spacing: .03em; gap: 12px; padding-block: 13px; }
  .product-intro { padding-block: 60px 67px; }
  .section-index { font-size: 8px; margin-bottom: 32px; gap: 18px; }
  .section-index > span[aria-hidden] { font-size: 23px; }
  .intro-grid { grid-template-columns: 1fr; gap: 30px; }
  h2 { font-size: clamp(39px, 8.5vw, 57px); }
  .intro-copy { max-width: 430px; padding-top: 0; margin-left: 16%; }
  .intro-copy .lead { font-size: 21px; margin-bottom: 17px; }
  .intro-copy > p:not(.lead) { font-size: 13px; margin-top: 16px; }
  .intro-copy .text-link { margin-top: 15px; font-size: 12px; }
  .sample-section { padding-block: 32px 40px; }
  .sample-section .section-index { margin-bottom: 32px; }
  .live-label { font-size: 6px; letter-spacing: .03em; }
  .live-label > span { font-size: 5px; margin-right: 3px; }
  .sample-heading { display: block; margin-bottom: 26px; }
  .sample-heading h2 { font-size: clamp(38px, 8vw, 54px); }
  .sample-heading p { font-size: 12px; margin-top: 19px; padding-bottom: 0; }
  .sample-toolbar { padding: 10px 14px; gap: 10px; }
  .sample-toolbar > div { gap: 0; flex-direction: column; align-items: flex-start; }
  .sample-toolbar strong { font-size: 11px; }
  .sample-toolbar > div > span { padding-left: 0; border-left: 0; margin-top: 4px; font-size: 8px; }
  .reset-button { font-size: 9px; gap: 5px; }
  .reset-button > span { font-size: 18px; }
  .sample-mode button { min-height: 63px; padding: 11px 8px; flex-direction: column; align-items: flex-start; justify-content: center; gap: 5px; font-size: 10px; line-height: 1.25; }
  .sample-mode button > span { font-size: 7px; }
  .trace-canvas { padding: 18px 15px 19px; }
  .canvas-meta { font-size: 6px; gap: 10px; letter-spacing: .02em; }
  .graph-diagram { height: auto; min-height: 370px; margin-block: 28px 23px; display: grid; grid-template-columns: 1fr 1fr; column-gap: 12px; row-gap: 22px; }
  .graph-wires { display: none; }
  .graph-record { position: relative; inset: auto !important; width: 100%; transform: none; grid-column: 1 / -1; flex-direction: row; text-align: left; gap: 11px; min-height: 56px; padding-bottom: 18px; margin-bottom: 3px; border-bottom: 1px solid #bdc6ab; display: grid; grid-template-columns: 39px 1fr; grid-template-rows: auto auto; }
  .graph-record::after { content: "↓"; position: absolute; bottom: -14px; left: 13px; padding-inline: 3px; font-size: 15px; line-height: 1; background: #f7f8ee; color: #6b7955; }
  .graph-record .node-mark { grid-column: 1; grid-row: 1 / 3; width: 36px; height: 36px; margin: 0; font-size: 26px; }
  .graph-record .node-type { grid-column: 2; grid-row: 1; font-size: 7px; align-self: end; }
  .graph-record > strong { grid-column: 2; grid-row: 2; font-size: 12px; margin-top: -7px; align-self: start; }
  .graph-record .node-sub { position: absolute; right: 0; bottom: 24px; font-size: 8px; margin: 0; }
  .shipment-node { position: relative; inset: auto; top: auto; left: auto; width: 100%; transform: none; grid-column: auto; min-height: 96px; padding: 11px 10px; margin-top: 2px; }
  .shipment-node > strong { font-size: 12px; margin-top: 9px; }
  .shipment-node .node-type { font-size: 6px; }
  .shipment-node .node-sub { font-size: 8px; }
  .graph-legend { font-size: 6px; gap: 12px; }
  .canvas-note { font-size: 7px; margin-top: 12px; line-height: 1.6; max-width: 270px; margin-inline: auto; }
  .sample-inspector { display: block; padding: 22px 20px 25px; }
  .inspector-kicker { font-size: 7px; }
  .inspector-heading { flex-direction: row; align-items: center; justify-content: space-between; gap: 12px; margin-block: 18px 15px; }
  .inspector-heading h3 { font-size: 25px; }
  .record-status { font-size: 8px; padding: 5px 6px; }
  .inspector-message { font-size: 12px; max-width: 400px; }
  .evidence-block { padding-block: 16px; border-block: 1px solid var(--rule); margin-top: 18px; }
  .evidence-block > p { font-size: 9px; }
  .mode-detail { margin-top: 17px; }
  .mode-detail > strong { font-size: 14px; }
  .mode-detail > p { font-size: 11px; }
  .hold-control { margin-top: 18px; }
  .sample-outcome { flex-wrap: wrap; padding: 17px 16px; gap: 10px; }
  .sample-outcome > p { flex: 1; font-size: 11px; min-width: 0; }
  .simulation-label { margin-left: 30px; font-size: 7px; }
  .outcome-marker { font-size: 22px; }
  .sample-disclaimer { font-size: 9px; margin-top: 13px; }
  .fixture-receipt { grid-template-columns: 1fr; gap: 22px; margin-top: 25px; padding-top: 24px; }
  .receipt-heading { font-size: 7px; }
  .receipt-heading br { display: none; }
  .receipt-heading strong { display: inline; font-size: 8px; padding-left: 12px; }
  .fixture-receipt dl { grid-template-columns: repeat(4, 1fr); gap: 12px; }
  .fixture-receipt dt { font-size: 7px; margin-bottom: 9px; }
  .fixture-receipt dd { font-size: 33px; }
  .fixture-receipt > p { grid-column: 1; margin-top: -4px; font-size: 7px; }
  .workflow { padding-block: 61px 57px; }
  .workflow-heading { display: block; margin-bottom: 32px; }
  .workflow-heading h2 { font-size: clamp(37px, 7.8vw, 53px); }
  .workflow-heading > p { margin-top: 19px; font-size: 12px; max-width: none; }
  .workflow-row { grid-template-columns: 25px 1fr; gap: 14px; padding-block: 24px 27px; }
  .step-number { font-size: 9px; padding-top: 5px; }
  .workflow-row h3 { font-size: 25px; line-height: 1.13; }
  .workflow-row > p { grid-column: 2; margin-top: 1px; font-size: 12px; line-height: 1.8; max-width: 410px; }
  .workflow-row h3 br { display: none; }
  .export-note { padding-block: 20px; gap: 15px; margin-top: 5px; align-items: flex-start; }
  .export-note p { font-size: 11px; }
  .export-note > span { font-size: 22px; line-height: 1; }
  .trust-section { padding-block: 32px 52px; }
  .trust-section .section-index { font-size: 6px; letter-spacing: .03em; margin-bottom: 35px; }
  .trust-grid { grid-template-columns: 1fr; gap: 40px; }
  .trust-grid h2 { font-size: clamp(55px, 12vw, 75px); }
  .trust-grid > div > p { font-size: 12px; margin-top: 22px; }
  .light-link { margin-top: 17px; font-size: 11px; }
  .trust-facts > div { padding-block: 20px; }
  .trust-facts > div:first-child { border-top: 1px solid #525b44; padding-top: 20px; }
  .trust-facts dt { font-size: 15px; }
  .trust-facts dt > span { margin-right: 13px; }
  .trust-facts dd { font-size: 12px; margin-left: 30px; margin-top: 11px; max-width: 420px; }
  .faq-section { padding-block: 60px 64px; }
  .faq-grid { grid-template-columns: 1fr; gap: 30px; }
  .faq-grid h2 { font-size: 44px; }
  .faq-grid h2 br { display: none; }
  .faq-list summary { font-size: 13px; min-height: 77px; gap: 20px; padding-block: 21px; }
  .faq-list details > p { font-size: 12px; line-height: 1.85; padding-right: 21px; }
  .closing-section { padding-block: 28px 41px; }
  .closing-section .section-index { font-size: 7px; margin-bottom: 32px; }
  .closing-section h2 { font-size: clamp(52px, 11.7vw, 80px); line-height: 1.05; }
  .closing-section h2 em { font-size: 1em; }
  .closing-bottom { flex-direction: column; align-items: flex-start; gap: 24px; margin-top: 28px; }
  .closing-bottom > p { font-size: 13px; }
  .closing-bottom .button { font-size: 12px; min-height: 50px; padding: 14px 19px; gap: 27px; }
  .closing-bottom small { font-size: 8px; }
  .site-footer { min-height: 0; padding-block: 29px 22px; gap: 15px; }
  .site-footer .wordmark { font-size: 25px; }
  .site-footer .brand-symbol { font-size: 33px; }
  .site-footer > p { font-size: 10px; }
  .site-footer > div { flex-wrap: wrap; gap: 0 22px; font-size: 9px; margin-top: 6px; }
  .site-footer > div > span { flex-basis: 100%; margin: 8px 0 0; font-size: 8px; }
}
@media (max-width: 389px) {
  .wrap { width: calc(100% - 32px); }
  .hero h1 { font-size: 54px; }
  .lot-stamp { width: 82px; bottom: 25px; right: 2px; padding: 7px; }
  .lot-stamp svg { height: 24px; margin-block: 7px; }
  .lot-stamp > div { font-size: 5px; }
  .lot-stamp > span { font-size: 4px; max-width: 43px; }
  .lot-stamp b { font-size: 18px; right: 7px; bottom: 7px; }
  .hero-actions { gap: 12px; }
  .hero-actions .button { gap: 14px; font-size: 11px; padding-inline: 15px; }
  .hero-actions .text-link { font-size: 10px; gap: 7px; }
  .hero-rule { font-size: 5.3px; }
  .sample-mode button { font-size: 9px; }
  .shipment-node > strong { font-size: 10px; }
  .shipment-node .node-type { font-size: 5.5px; }
  .graph-record .node-sub { font-size: 7px; }
  .inspector-heading { gap: 8px; }
  .inspector-heading h3 { font-size: 23px; }
  .record-status { font-size: 7px; }
  .fixture-receipt dt { font-size: 6.5px; }
  .closing-section h2 { font-size: 50px; }
}
@media (prefers-reduced-motion: reduce) {
  :root { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .button:active { transform: none; }
}

/* Essential drill evidence remains readable without enlarging the page. */
.step-number { color: var(--muted); }
.node-type, .shipment-node .node-type { font-size: 9px; white-space: normal; }
.graph-record > strong, .shipment-node > strong { font-size: 14px; }
.node-sub, .shipment-node .node-sub { font-size: 11px; }
.inspector-message, .mode-detail > p, .sample-outcome > p { font-size: 14px; }
.evidence-block p { font-size: 12px; overflow-wrap: anywhere; }
.canvas-note { font-size: 10px; }
.sample-mode button { font-size: 14px; }
@media (max-width: 700px) {
  .sample-mode button { font-size: 12px; }
  .sample-mode button > span { font-size: 10px; }
  .graph-record .node-type { font-size: 10px; }
  .graph-record > strong { font-size: 14px; margin-top: 0; }
  .graph-record { min-height: 86px; grid-template-rows: auto auto auto; }
  .graph-record .node-mark { grid-row: 1 / 4; }
  .graph-record .node-sub { position: static; grid-column: 2; grid-row: 3; font-size: 12px; }
  .shipment-node { min-height: 112px; }
  .shipment-node > strong { font-size: 14px; }
  .shipment-node .node-type { font-size: 9px; }
  .shipment-node .node-sub { font-size: 12px; }
  .canvas-note { font-size: 10px; }
  .record-status { font-size: 10px; }
}