:root {
  --paper: #f4f0e8;
  --paper-2: #e9e3d8;
  --ink: #171815;
  --muted: #68685f;
  --line: rgba(23, 24, 21, .17);
  --lime: #c8f169;
  --orange: #f06b3f;
  --blue: #8eb7ff;
  --cream: #fffaf0;
  --radius: 18px;
  --serif: Iowan Old Style, Baskerville, Georgia, serif;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: clip; }
body { margin: 0; overflow-x: clip; background: var(--paper); color: var(--ink); font-family: var(--sans); -webkit-font-smoothing: antialiased; }
body.video-open { overflow: hidden; }
a { color: inherit; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
img { max-width: 100%; display: block; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; top: 8px; left: 8px; z-index: 1000; padding: 10px 14px; background: var(--ink); color: #fff; transform: translateY(-150%); }
.skip-link:focus { transform: translateY(0); }

.draft-bar { height: 30px; padding: 0 3vw; display: flex; align-items: center; justify-content: space-between; background: var(--lime); border-bottom: 1px solid var(--ink); font: 700 10px/1 var(--mono); text-transform: uppercase; letter-spacing: .09em; }
.site-header { height: 76px; padding: 0 3vw; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 30px; border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 100; background: rgba(244,240,232,.92); backdrop-filter: blur(16px); }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; font: 700 18px/1 var(--serif); width: max-content; }
.brand b, .footer-brand b { color: var(--orange); }
.brand-mark { width: 27px; height: 27px; display: grid; gap: 3px; }
.brand-mark i { display: block; height: 7px; border-radius: 20px; background: var(--ink); }
.brand-mark i:nth-child(2) { width: 70%; background: var(--orange); }
.brand-mark i:nth-child(3) { width: 88%; }
.site-header nav { display: flex; gap: 28px; }
.site-header nav a { text-decoration: none; color: var(--muted); font-size: 12px; font-weight: 650; }
.site-header nav a:hover, .site-header nav a:focus-visible { color: var(--ink); }
.header-cta { justify-self: end; text-decoration: none; font-size: 12px; font-weight: 750; padding: 12px 16px; border: 1px solid var(--ink); border-radius: 40px; transition: .25s ease; }
.header-cta:hover { background: var(--ink); color: var(--paper); }
.header-cta span { margin-left: 8px; }
.menu-toggle { display: none; border: 0; background: transparent; padding: 8px; }

.section-shell { width: min(1440px, 100%); margin: 0 auto; padding-left: 6vw; padding-right: 6vw; }
.hero { min-height: calc(100vh - 106px); display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: 7vw; padding-top: 8vh; padding-bottom: 8vh; overflow: hidden; }
.eyebrow { display: flex; gap: 22px; align-items: center; margin: 0 0 28px; font: 700 10px/1.3 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.eyebrow span:first-child { color: var(--orange); }
.eyebrow span + span::before { content: ""; display: inline-block; width: 42px; height: 1px; margin: 0 18px 3px 0; background: var(--line); }
h1, h2 { margin: 0; letter-spacing: -.055em; font-weight: 560; }
h1 { font-size: clamp(58px, 7.1vw, 116px); line-height: .86; }
h1 em, h2 em { font-family: var(--serif); font-weight: 400; }
h1 em { color: var(--orange); }
.hero-lede { max-width: 680px; margin: 32px 0 0; font-size: clamp(18px, 1.55vw, 25px); line-height: 1.42; letter-spacing: -.02em; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 34px; }
.button { min-height: 50px; display: inline-flex; align-items: center; justify-content: center; gap: 26px; padding: 0 20px; border-radius: 4px; text-decoration: none; border: 1px solid var(--ink); font-size: 12px; font-weight: 750; cursor: pointer; transition: transform .2s, background .2s, color .2s; }
.button:hover { transform: translateY(-2px); }
.button-dark { background: var(--ink); color: var(--paper); }
.button-dark:hover { background: var(--orange); border-color: var(--orange); color: var(--ink); }
.button-quiet { background: transparent; }
.hero-note { color: var(--muted); margin: 18px 0 0; font: 11px/1.5 var(--mono); }

.hero-system { position: relative; padding: 22px; border: 1px solid var(--ink); background: var(--cream); box-shadow: 22px 22px 0 var(--ink); transform: rotate(1.5deg); }
.hero-system::before { content: ""; position: absolute; width: 130px; height: 130px; border-radius: 50%; background: var(--blue); right: -62px; top: -70px; z-index: -1; }
.system-topline { display: flex; justify-content: space-between; padding-bottom: 14px; border-bottom: 1px solid var(--line); font: 700 9px/1 var(--mono); letter-spacing: .08em; }
.status-dot { display: flex; align-items: center; gap: 7px; }
.status-dot::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: #64c76a; box-shadow: 0 0 0 4px rgba(100,199,106,.17); }
.source-stack { padding-top: 20px; display: grid; gap: 7px; }
.source-row { min-height: 52px; padding: 0 14px; display: grid; grid-template-columns: 1.2fr 1fr auto; align-items: center; border: 1px solid var(--line); background: #fff; font-size: 11px; }
.source-row b { font-weight: 700; }
.source-row i { font: 9px/1 var(--mono); color: var(--muted); }
.system-flow { display: grid; place-items: center; height: 62px; position: relative; }
.system-flow span { position: absolute; top: 0; bottom: 0; width: 1px; background: var(--ink); }
.system-flow i { z-index: 1; padding: 4px 8px; background: var(--cream); border: 1px solid var(--line); font: normal 8px/1 var(--mono); text-transform: uppercase; }
.decision-card, .system-output { display: flex; justify-content: space-between; align-items: center; padding: 17px; border: 1px solid var(--ink); }
.decision-card { background: var(--lime); }
.decision-card small, .system-output small { display: block; margin-bottom: 6px; font: 8px/1 var(--mono); letter-spacing: .1em; }
.decision-card strong, .system-output strong { font-size: 14px; }
.decision-count { font: 400 34px/1 var(--serif); }
.system-output { margin-top: 8px; background: var(--ink); color: var(--paper); }
.mini-chart { height: 37px; display: flex; align-items: end; gap: 4px; }
.mini-chart i { width: 7px; background: var(--blue); }
.mini-chart i:nth-child(1) { height: 30%; }.mini-chart i:nth-child(2) { height: 55%; }.mini-chart i:nth-child(3) { height: 42%; }.mini-chart i:nth-child(4) { height: 76%; }.mini-chart i:nth-child(5) { height: 62%; }.mini-chart i:nth-child(6) { height: 92%; background: var(--lime); }
.system-caption { margin: 14px 0 0; text-align: center; color: var(--muted); font: 9px/1.4 var(--mono); }

.evidence-band { display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.evidence-band > div { min-height: 98px; padding: 20px 2.2vw; display: flex; align-items: center; gap: 17px; border-right: 1px solid var(--line); }
.evidence-band > div:last-child { border-right: 0; }
.evidence-band span { font: 10px/1 var(--mono); color: var(--orange); }
.evidence-band p { margin: 0; display: grid; gap: 6px; }
.evidence-band strong { font-size: 13px; }
.evidence-band small { color: var(--muted); font-size: 11px; }

.services { padding-top: 150px; padding-bottom: 160px; }
.section-intro { display: grid; grid-template-columns: 1.3fr .7fr; gap: 5vw; align-items: end; margin-bottom: 70px; }
.kicker { margin: 0 0 18px; color: var(--orange); font: 700 10px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; }
.section-intro .kicker { grid-column: 1 / -1; margin-bottom: -16px; }
h2 { font-size: clamp(44px, 5.3vw, 84px); line-height: .97; }
.section-intro > p:last-child { margin: 0; color: var(--muted); font-size: 16px; line-height: 1.6; max-width: 520px; }
.service-console { display: grid; grid-template-columns: .9fr 1.1fr; min-height: 520px; border: 1px solid var(--ink); background: var(--cream); }
.service-list { display: grid; grid-template-rows: repeat(4,1fr); border-right: 1px solid var(--ink); }
.service-tab { padding: 24px; display: grid; grid-template-columns: 40px 1fr auto; gap: 10px; align-items: center; border: 0; border-bottom: 1px solid var(--line); background: transparent; color: var(--ink); text-align: left; cursor: pointer; transition: background .2s; }
.service-tab:last-child { border-bottom: 0; }
.service-tab span { font: 10px/1 var(--mono); color: var(--muted); }
.service-tab strong { font-size: 16px; }
.service-tab i { font-style: normal; opacity: .25; }
.service-tab:hover { background: var(--paper-2); }
.service-tab.active { background: var(--lime); }
.service-tab.active i { opacity: 1; }
.service-detail { padding: clamp(32px,4.5vw,68px); display: flex; flex-direction: column; justify-content: center; }
.detail-label { margin: 0 0 45px; font: 9px/1 var(--mono); letter-spacing: .12em; color: var(--muted); }
.service-detail h3 { margin: 0; max-width: 650px; font: 400 clamp(34px,4vw,64px)/1 var(--serif); letter-spacing: -.04em; }
.service-detail > p:not(.detail-label) { max-width: 650px; margin: 24px 0 30px; color: var(--muted); font-size: 16px; line-height: 1.55; }
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; max-width: 620px; }
.detail-grid span { padding: 12px; border: 1px solid var(--line); background: #fff; font-size: 11px; }
.detail-path { margin-top: 42px; display: flex; flex-wrap: wrap; align-items: center; gap: 11px; font: 9px/1 var(--mono); text-transform: uppercase; color: var(--muted); }
.detail-path span { color: var(--ink); }

.proof { padding: 150px 0 130px; background: var(--ink); color: var(--paper); }
.proof-heading { display: grid; grid-template-columns: 1fr .68fr; gap: 8vw; align-items: end; margin-bottom: 70px; }
.kicker.light { color: var(--lime); }
.proof-heading h2 em { color: var(--lime); }
.proof-summary p { margin: 0 0 24px; color: #cfcec7; font-size: 18px; line-height: 1.55; }
.proof-summary span { padding: 8px 11px; border: 1px solid rgba(255,255,255,.25); border-radius: 30px; color: var(--lime); font: 9px/1 var(--mono); text-transform: uppercase; }
.demo-frame { border: 1px solid rgba(255,255,255,.32); background: #262824; }
.browser-bar { min-height: 52px; padding: 0 18px; display: grid; grid-template-columns: 1fr 2fr 1fr; align-items: center; border-bottom: 1px solid rgba(255,255,255,.18); font: 9px/1 var(--mono); color: #a5a69d; }
.browser-dots { display: flex; gap: 6px; }
.browser-dots i { width: 8px; height: 8px; border-radius: 50%; background: #565851; }.browser-dots i:first-child { background: var(--orange); }.browser-dots i:nth-child(2) { background: #e0bd4f; }.browser-dots i:nth-child(3) { background: #6fbe70; }
.browser-address { text-align: center; }
.browser-state { justify-self: end; color: var(--lime); }
.demo-image-wrap { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: #fff; }
.demo-image-wrap img { width: 100%; height: 100%; object-fit: cover; transition: opacity .2s; }
.play-demo { position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%); display: grid; grid-template-columns: auto auto; gap: 3px 12px; align-items: center; padding: 17px 20px; border: 1px solid rgba(255,255,255,.75); border-radius: 4px; background: rgba(23,24,21,.9); color: white; cursor: pointer; backdrop-filter: blur(8px); box-shadow: 0 15px 45px rgba(0,0,0,.35); }
.play-demo > span { grid-row: 1 / 3; width: 35px; height: 35px; display: grid; place-items: center; border-radius: 50%; background: var(--lime); color: var(--ink); }
.play-demo b { font-size: 12px; }.play-demo small { color: #bfc0b8; font: 9px/1 var(--mono); text-align: left; }
.demo-tabs { display: grid; grid-template-columns: repeat(3,1fr); }
.demo-tab { min-height: 65px; padding: 0 18px; border: 0; border-right: 1px solid rgba(255,255,255,.17); background: transparent; color: #b5b6ad; text-align: left; font-size: 11px; cursor: pointer; }
.demo-tab:last-child { border-right: 0; }.demo-tab span { color: #6f716a; margin-right: 12px; font: 9px/1 var(--mono); }.demo-tab.active { background: var(--lime); color: var(--ink); }.demo-tab.active span { color: var(--ink); }
.proof-facts { display: grid; grid-template-columns: repeat(4,1fr); margin-top: 58px; border-top: 1px solid rgba(255,255,255,.28); border-bottom: 1px solid rgba(255,255,255,.28); }
.proof-facts > div { padding: 30px 24px; border-right: 1px solid rgba(255,255,255,.2); }
.proof-facts > div:last-child { border-right: 0; }
.proof-facts strong { display: block; color: var(--lime); font: 400 36px/1 var(--serif); }
.proof-facts span { display: block; margin-top: 8px; color: #b8b9b2; font-size: 11px; }
.truth-note { margin-top: 38px; display: grid; grid-template-columns: .5fr 1.5fr; gap: 3vw; }
.truth-note span { color: var(--orange); font: 700 10px/1.4 var(--mono); text-transform: uppercase; }
.truth-note p { margin: 0; max-width: 850px; color: #aaa; font-size: 12px; line-height: 1.7; }

.anatomy { padding-top: 150px; padding-bottom: 160px; }
.anatomy .section-intro { display: block; margin-bottom: 80px; }
.anatomy-flow { position: relative; display: grid; grid-template-columns: repeat(5,1fr); }
.anatomy-flow::before { content: ""; position: absolute; top: 42px; left: 6%; right: 6%; height: 1px; background: var(--ink); }
.anatomy-flow article { position: relative; padding: 0 2.1vw; }
.anatomy-flow article > span { font: 9px/1 var(--mono); color: var(--muted); }
.anatomy-flow .node { position: relative; z-index: 1; display: block; width: 15px; height: 15px; margin: 26px 0 27px; border: 3px solid var(--paper); border-radius: 50%; background: var(--ink); box-shadow: 0 0 0 1px var(--ink); }
.anatomy-flow .human .node { background: var(--orange); box-shadow: 0 0 0 7px rgba(240,107,63,.16); }
.anatomy-flow h3 { margin: 0; font: 400 25px/1 var(--serif); }
.anatomy-flow p { min-height: 92px; margin: 16px 0; color: var(--muted); font-size: 12px; line-height: 1.55; }
.anatomy-flow small { font: 9px/1 var(--mono); text-transform: uppercase; border-bottom: 1px solid var(--line); padding-bottom: 5px; }

.method { padding-bottom: 160px; }
.method-card { display: grid; grid-template-columns: 1fr 1fr; background: var(--blue); border: 1px solid var(--ink); }
.method-copy { padding: clamp(40px,6vw,90px); border-right: 1px solid var(--ink); }
.method-copy .kicker { color: var(--ink); }
.method-copy p:not(.kicker) { margin: 30px 0; max-width: 550px; font-size: 16px; line-height: 1.55; }
.text-link { display: inline-flex; gap: 25px; padding-bottom: 6px; border-bottom: 1px solid var(--ink); text-decoration: none; font-size: 12px; font-weight: 700; }
.method-steps { list-style: none; margin: 0; padding: 0; }
.method-steps li { min-height: 25%; padding: 26px 34px; display: grid; grid-template-columns: 55px 1fr; border-bottom: 1px solid var(--ink); align-items: center; }
.method-steps li:last-child { border-bottom: 0; }
.method-steps > li > span { font: 9px/1 var(--mono); }
.method-steps strong { font: 400 21px/1.2 var(--serif); }
.method-steps p { margin: 8px 0 0; font-size: 11px; line-height: 1.45; }

.principles { padding-top: 20px; padding-bottom: 160px; }
.principles-head { display: grid; grid-template-columns: .5fr 1.5fr; margin-bottom: 70px; }
.principle-grid { display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid var(--ink); border-left: 1px solid var(--ink); }
.principle-grid article { min-height: 310px; padding: 28px; border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); display: flex; flex-direction: column; }
.principle-grid span { font: 9px/1 var(--mono); color: var(--orange); }
.principle-grid h3 { margin: auto 0 18px; font: 400 27px/1.05 var(--serif); }
.principle-grid p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.55; }
.principle-grid article:hover { background: var(--cream); }

.about { padding-bottom: 160px; }
.about-card { display: grid; grid-template-columns: .58fr 1.42fr; border: 1px solid var(--ink); background: var(--cream); }
.about-portrait { position: relative; min-height: 550px; overflow: hidden; border-right: 1px solid var(--ink); background: #d8d1c8; }
.about-portrait > img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 34%; filter: saturate(.88) contrast(1.03); }
.about-stat { position: absolute; left: 24px; right: 24px; bottom: 24px; padding: 24px 28px; display: flex; align-items: end; justify-content: space-between; gap: 20px; background: var(--orange); border: 1px solid var(--ink); }
.about-stat > span { font: 400 clamp(66px,7.5vw,112px)/.72 var(--serif); letter-spacing: -.08em; }
.about-stat small { max-width: 130px; font: 700 9px/1.45 var(--mono); text-transform: uppercase; }
.about-copy { padding: clamp(50px,7vw,100px); }
.about-copy h2 { font-size: clamp(42px,4.7vw,74px); }
.about-copy > p:not(.kicker) { max-width: 740px; margin: 28px 0 0; color: var(--muted); font-size: 16px; line-height: 1.62; }
.about-tags { margin-top: 40px; display: flex; flex-wrap: wrap; gap: 8px; }
.about-tags span { padding: 8px 11px; border: 1px solid var(--line); border-radius: 30px; font: 9px/1 var(--mono); }

.brief { padding-top: 150px; padding-bottom: 150px; border-top: 1px solid var(--ink); }
.brief-heading { display: grid; grid-template-columns: 1fr 1fr; gap: 6vw; align-items: end; margin-bottom: 60px; }
.brief-heading .kicker { grid-column: 1/-1; margin-bottom: -12px; }
.brief-heading > p:last-child { color: var(--muted); font-size: 14px; line-height: 1.6; }
.brief-builder { padding: clamp(28px,4vw,55px); border: 1px solid var(--ink); background: var(--cream); }
.brief-builder fieldset { border: 0; padding: 0; margin: 0 0 38px; }
.brief-builder legend, .brief-builder label > span:first-child { margin-bottom: 16px; font-size: 12px; font-weight: 700; }
.brief-builder legend span, .brief-builder label b { margin-right: 9px; color: var(--orange); font: 9px/1 var(--mono); }
.choice-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 8px; }
.choice-grid input { position: absolute; opacity: 0; }
.choice-grid label span { min-height: 62px; padding: 15px; display: flex; align-items: center; border: 1px solid var(--line); cursor: pointer; font-size: 11px; }
.choice-grid input:checked + span { background: var(--lime); border-color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); }
.brief-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 28px; }
.brief-row label, .text-field { display: grid; }
select, textarea { width: 100%; border: 1px solid var(--ink); border-radius: 0; background: #fff; color: var(--ink); padding: 15px; font-size: 12px; }
textarea { resize: vertical; line-height: 1.5; }
.generate-brief { margin-top: 24px; }
.brief-output { margin-top: 18px; padding: 30px; background: var(--ink); color: var(--paper); }
.brief-output > div { display: flex; justify-content: space-between; align-items: center; }
.brief-output .kicker { color: var(--lime); margin: 0; }
.brief-output button { padding: 8px 12px; border: 1px solid var(--paper); background: transparent; color: var(--paper); cursor: pointer; font-size: 10px; }
.brief-output pre { white-space: pre-wrap; font: 12px/1.7 var(--mono); color: #e3e4de; }
.brief-email { width: fit-content; margin-top: 6px; border: 1px solid var(--paper); background: var(--lime); color: var(--ink); text-decoration: none; }
.brief-output > p { margin: 20px 0 0; color: #979990; font-size: 10px; }

.faq { padding-bottom: 150px; display: grid; grid-template-columns: .65fr 1.35fr; gap: 8vw; }
.faq-heading h2 { font-size: clamp(40px,4vw,66px); }
.faq-list { border-top: 1px solid var(--ink); }
.faq-list details { border-bottom: 1px solid var(--ink); }
.faq-list summary { min-height: 72px; padding: 0 7px; display: flex; justify-content: space-between; align-items: center; list-style: none; font-size: 13px; font-weight: 700; cursor: pointer; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span { font: 300 25px/1 var(--sans); transition: transform .2s; }
.faq-list details[open] summary span { transform: rotate(45deg); }
.faq-list details p { margin: 0; padding: 0 55px 25px 7px; color: var(--muted); font-size: 13px; line-height: 1.65; }

footer { padding: 70px 6vw 35px; display: grid; grid-template-columns: 1.3fr .7fr .7fr; gap: 6vw; background: var(--ink); color: var(--paper); }
.footer-brand .brand-mark i { background: var(--paper); }.footer-brand .brand-mark i:nth-child(2) { background: var(--orange); }
.footer-brand h2 { margin: 20px 0 6px; font-size: clamp(42px,6vw,85px); }
.footer-brand p, .footer-meta p { color: #95978f; font-size: 11px; }
.footer-links { display: grid; align-content: start; gap: 18px; padding-top: 5px; }
.footer-links a { text-decoration: none; font-size: 12px; }
.footer-meta { align-self: end; }
.site-credit { margin-top: 12px; }
.site-credit a { color: var(--paper); text-underline-offset: 3px; }
.site-credit a:hover { color: var(--lime); }
.footer-legal { margin-top: 20px; display: flex; flex-wrap: wrap; gap: 12px 18px; }
.footer-legal a { color: #d7d8d1; font: 9px/1 var(--mono); text-decoration: none; text-transform: uppercase; letter-spacing: .06em; }
.footer-legal a:hover { color: var(--lime); }

.video-dialog { width: min(1180px,92vw); max-height: 92vh; padding: 0; border: 1px solid #777; background: var(--ink); color: white; box-shadow: 0 30px 100px rgba(0,0,0,.6); }
.video-dialog::backdrop { background: rgba(0,0,0,.76); backdrop-filter: blur(5px); }
.video-dialog-head { padding: 16px 20px; display: flex; justify-content: space-between; align-items: center; }
.video-dialog-head span { font: 8px/1 var(--mono); color: var(--lime); text-transform: uppercase; }.video-dialog-head h2 { margin-top: 4px; font-size: 24px; letter-spacing: -.03em; }
.video-dialog-head button { width: 38px; height: 38px; border: 1px solid #777; background: transparent; color: white; font-size: 25px; cursor: pointer; }
.video-dialog video { width: 100%; max-height: calc(92vh - 120px); background: black; display: block; }
.video-dialog > p { margin: 0; padding: 12px 20px; color: #999; font: 9px/1 var(--mono); }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }
:focus-visible { outline: 3px solid var(--orange); outline-offset: 3px; }

@media (max-width: 1050px) {
  .site-header { grid-template-columns: 1fr auto; }
  .site-header nav { display: none; position: absolute; top: 76px; left: 0; right: 0; padding: 25px 5vw; background: var(--paper); border-bottom: 1px solid var(--ink); flex-direction: column; }
  .site-header nav.open { display: flex; }
  .menu-toggle { display: grid; gap: 4px; justify-self: end; }.menu-toggle span:not(.sr-only) { width: 24px; height: 2px; background: var(--ink); }
  .header-cta { display: none; }
  .hero { grid-template-columns: 1fr; min-height: auto; padding-top: 100px; padding-bottom: 120px; }
  .hero-system { width: min(620px,90%); margin: 35px auto 0; }
  .section-intro, .proof-heading, .brief-heading { grid-template-columns: 1fr; }
  .section-intro .kicker, .brief-heading .kicker { margin-bottom: 0; }
  .service-console { grid-template-columns: 1fr; }.service-list { border-right: 0; border-bottom: 1px solid var(--ink); }.service-tab { min-height: 85px; }
  .anatomy-flow { grid-template-columns: 1fr; gap: 0; }.anatomy-flow::before { top: 0; bottom: 0; left: 38px; right: auto; height: auto; width: 1px; }.anatomy-flow article { padding: 0 20px 40px 75px; }.anatomy-flow .node { position: absolute; left: 31px; top: 24px; margin: 0; }.anatomy-flow p { min-height: auto; }
  .method-card, .about-card { grid-template-columns: 1fr; }.method-copy, .about-portrait { border-right: 0; border-bottom: 1px solid var(--ink); }.about-portrait { min-height: 520px; }
  .principles-head { grid-template-columns: 1fr; gap: 25px; }.principle-grid { grid-template-columns: 1fr 1fr; }
  .faq { grid-template-columns: 1fr; }
}

@media (max-width: 700px) {
  .draft-bar span:last-child { display: none; }
  .site-header { padding: 0 20px; }
  .section-shell { padding-left: 20px; padding-right: 20px; }
  .hero { padding-top: 70px; padding-bottom: 90px; }
  .eyebrow { align-items: flex-start; flex-direction: column; gap: 8px; }.eyebrow span + span::before { display: none; }
  h1 { font-size: clamp(52px,16vw,77px); }
  .hero-system { width: calc(100% - 16px); margin-right: 16px; padding: 15px; box-shadow: 12px 12px 0 var(--ink); }
  .source-row { grid-template-columns: 1fr auto; }.source-row i { display: none; }.source-row b { text-align: right; }
  .evidence-band { grid-template-columns: 1fr 1fr; }.evidence-band > div:nth-child(2) { border-right: 0; }.evidence-band > div:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .services, .anatomy, .proof, .brief { padding-top: 95px; padding-bottom: 95px; }
  .section-intro { margin-bottom: 45px; }
  h2 { font-size: clamp(42px,13vw,64px); }
  .service-tab { padding: 17px 14px; grid-template-columns: 28px 1fr auto; }.service-tab strong { font-size: 13px; }.service-detail { padding: 36px 20px; }.detail-grid { grid-template-columns: 1fr; }
  .proof-heading { gap: 30px; }.browser-address { text-align: left; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }.demo-tabs { grid-template-columns: 1fr; }.demo-tab { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.18); }.play-demo { padding: 11px; }.play-demo > span { width: 28px; height: 28px; }.proof-facts { grid-template-columns: 1fr 1fr; }.proof-facts > div:nth-child(2) { border-right: 0; }.proof-facts > div:nth-child(-n+2) { border-bottom: 1px solid rgba(255,255,255,.2); }.truth-note { grid-template-columns: 1fr; }
  .method { padding-bottom: 95px; }.method-copy { padding: 45px 22px; }.method-steps li { padding: 23px 20px; grid-template-columns: 42px 1fr; }
  .principles { padding-bottom: 95px; }.principle-grid { grid-template-columns: 1fr; }.principle-grid article { min-height: 240px; }
  .about { padding-bottom: 95px; }.about-portrait { min-height: 430px; }.about-stat { left: 16px; right: 16px; bottom: 16px; padding: 20px; }.about-copy { padding: 45px 22px; }
  .choice-grid { grid-template-columns: 1fr 1fr; }.brief-row { grid-template-columns: 1fr; }.brief-heading { margin-bottom: 40px; }
  footer { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}

/* Row & Rule identity: operational, cool and system-led. */
:root {
  --paper: #f3f6f8;
  --paper-2: #e7edf1;
  --ink: #102b3b;
  --muted: #5d6d77;
  --line: rgba(16, 43, 59, .19);
  --lime: #58a6a6;
  --orange: #d67737;
  --blue: #b9d5df;
  --cream: #ffffff;
  --radius: 2px;
  --serif: "Segoe UI", Helvetica, Arial, sans-serif;
  --sans: "Segoe UI", Helvetica, Arial, sans-serif;
}

body { background-color: var(--paper); background-image: linear-gradient(rgba(16,43,59,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(16,43,59,.035) 1px, transparent 1px); background-size: 32px 32px; }
.draft-bar { height: 28px; background: var(--ink); color: #d9e5ea; border: 0; letter-spacing: .16em; }
.site-header { height: 82px; background: rgba(243,246,248,.96); grid-template-columns: .8fr auto .8fr; border-bottom-color: rgba(16,43,59,.28); }
.brand { font-family: var(--sans); font-size: 16px; letter-spacing: .02em; text-transform: uppercase; }
.brand b, .footer-brand b { color: var(--orange); }
.brand-mark { width: 30px; height: 24px; gap: 2px; }
.brand-mark i { height: 4px; border-radius: 0; background: var(--ink); }
.brand-mark i:nth-child(2) { width: 100%; background: var(--ink); transform: translateX(6px); }
.brand-mark i:nth-child(3) { width: 100%; background: var(--orange); transform: translateX(12px); }
.site-header nav a { font: 650 11px/1 var(--mono); text-transform: uppercase; letter-spacing: .045em; }
.header-cta { border-radius: 2px; background: var(--ink); color: white; font: 700 10px/1 var(--mono); text-transform: uppercase; letter-spacing: .05em; }
.header-cta:hover { background: #21485c; }

.section-shell { width: min(1500px,100%); padding-left: 4vw; padding-right: 4vw; }
.hero { min-height: calc(100vh - 110px); grid-template-columns: 120px minmax(0,1.05fr) minmax(400px,.95fr); gap: 4.5vw; padding-top: 7vh; padding-bottom: 7vh; }
.hero-rail { align-self: stretch; padding: 18px 14px; border-left: 3px solid var(--orange); border-right: 1px solid var(--line); display: flex; flex-direction: column; justify-content: space-between; color: var(--ink); }
.hero-rail span, .hero-rail small { font: 700 8px/1.5 var(--mono); letter-spacing: .08em; }
.hero-rail strong { font: 700 10px/1.65 var(--mono); letter-spacing: .13em; writing-mode: vertical-rl; transform: rotate(180deg); }
.hero-rail small { color: var(--muted); writing-mode: vertical-rl; transform: rotate(180deg); }
.eyebrow { margin-bottom: 22px; color: var(--muted); }
.eyebrow span:first-child { color: var(--orange); }
h1, h2 { letter-spacing: -.035em; font-weight: 650; }
h1 { max-width: 780px; font-size: clamp(52px,5.6vw,88px); line-height: .98; text-transform: none; }
h1 em, h2 em { font-family: var(--sans); font-style: normal; font-weight: 650; }
h1 em { display: inline-block; margin-top: 6px; padding: 0 .08em .06em; color: white; background: var(--ink); }
.hero-lede { max-width: 650px; margin-top: 26px; font-size: clamp(17px,1.3vw,21px); line-height: 1.55; }
.button { border-radius: 2px; font: 700 10px/1 var(--mono); text-transform: uppercase; letter-spacing: .04em; }
.button-dark { background: var(--ink); color: white; }
.button-dark:hover { background: var(--orange); color: white; }
.hero-system { padding: 0; border-color: rgba(16,43,59,.55); background: white; box-shadow: none; transform: none; }
.hero-system::before { display: none; }
.system-topline { padding: 15px 18px; color: white; background: var(--ink); border: 0; }
.source-stack { padding: 18px; gap: 0; }
.source-row { border: 0; border-bottom: 1px solid var(--line); background: transparent; }
.source-row:first-child { border-top: 1px solid var(--line); }
.system-flow { height: 48px; }
.system-flow i { background: white; }
.decision-card, .system-output { margin-left: 18px; margin-right: 18px; }
.decision-card { background: #fff4e9; border-color: var(--orange); }
.system-output { margin-bottom: 18px; background: var(--ink); color: white; }
.mini-chart i { background: #6f9fb0; }
.mini-chart i:nth-child(6) { background: var(--orange); }
.system-caption { padding: 13px 18px; margin: 0; text-align: left; border-top: 1px solid var(--line); background: var(--paper-2); }

.evidence-band { margin: 0 4vw; border: 1px solid rgba(16,43,59,.35); background: white; }
.evidence-band > div { min-height: 86px; }
.evidence-band span { color: var(--orange); }
.services, .anatomy { padding-top: 125px; padding-bottom: 125px; }
.section-intro { margin-bottom: 55px; }
.kicker { color: var(--orange); letter-spacing: .16em; }
h2 { font-size: clamp(40px,4.4vw,68px); line-height: 1.03; }
h2 em { color: #476d7d; }
.service-console { border-color: rgba(16,43,59,.55); background: white; }
.service-list { background: var(--ink); border-color: var(--ink); }
.service-tab { color: #d7e2e7; border-color: rgba(255,255,255,.15); }
.service-tab span { color: #7e9aa7; }
.service-tab:hover { background: #17394c; }
.service-tab.active { background: #dbe9ed; color: var(--ink); box-shadow: inset 4px 0 0 var(--orange); }
.service-tab.active span { color: var(--orange); }
.service-detail { background: white; }
.detail-grid span { background: var(--paper); }

.proof { background: #0b2230; color: #edf3f5; }
.kicker.light, .proof-heading h2 em, .proof-facts strong { color: #79bfc0; }
.proof-summary span { border-radius: 2px; color: #9bc8d1; }
.demo-frame { background: #122f40; border-color: #597585; }
.browser-state { color: #79bfc0; }
.play-demo > span, .demo-tab.active { background: var(--orange); color: white; }
.demo-tab.active span { color: white; }
.truth-note span { color: #e59a62; }

.anatomy-flow::before { background: #6f8793; }
.anatomy-flow .node { border-color: var(--paper); border-radius: 2px; }
.anatomy-flow .human .node { background: var(--orange); box-shadow: 0 0 0 7px rgba(214,119,55,.16); }
.anatomy-flow h3, .method-steps strong, .principle-grid h3 { font-family: var(--sans); font-weight: 650; }
.method-card { background: #dbe9ed; border-color: rgba(16,43,59,.55); }
.principle-grid { gap: 12px; border: 0; }
.principle-grid article { min-height: 270px; border: 1px solid var(--line); background: rgba(255,255,255,.8); }
.principle-grid article:hover { background: white; border-color: var(--orange); }
.about-card { background: white; border-color: rgba(16,43,59,.55); }
.about-stat { background: rgba(16,43,59,.94); color: white; border: 0; }
.about-stat > span { font-family: var(--sans); font-weight: 650; }
.brief { border-color: rgba(16,43,59,.35); }
.brief-builder { background: white; border-color: rgba(16,43,59,.55); }
.choice-grid input:checked + span { background: #dbe9ed; border-color: var(--ink); }
.brief-output { background: var(--ink); color: white; }
.brief-output .kicker { color: #79bfc0; }
.brief-email { background: var(--orange); color: white; }
footer { background: #091d29; color: white; }
.footer-brand h2 { font-family: var(--sans); font-weight: 650; }
.site-credit a:hover, .footer-legal a:hover { color: #79bfc0; }
:focus-visible { outline-color: var(--orange); }

@media (max-width: 1050px) {
  .hero { grid-template-columns: 72px 1fr; }
  .hero-system { grid-column: 2; width: min(650px,100%); margin: 28px 0 0; }
}

@media (max-width: 700px) {
  .hero { grid-template-columns: 1fr; padding-top: 55px; }
  .hero-rail { min-height: 52px; padding: 10px 12px; border-left-width: 3px; border-right: 0; border-bottom: 1px solid var(--line); flex-direction: row; align-items: center; }
  .hero-rail strong, .hero-rail small { writing-mode: horizontal-tb; transform: none; }
  .hero-rail small { display: none; }
  h1 { font-size: clamp(47px,13vw,67px); }
  .hero-system { grid-column: 1; width: 100%; margin-right: 0; box-shadow: none; }
  .evidence-band { margin: 0 20px; }
  .principle-grid { gap: 8px; }
}