:root {
  --ink: #0b0d10;
  --ink-2: #11151a;
  --paper: #f2f0e9;
  --paper-2: #e9e6dd;
  --white: #fffefa;
  --muted: #8d939a;
  --line-dark: rgba(255,255,255,.13);
  --line-light: rgba(11,13,16,.16);
  --signal: #ef5549;
  --signal-soft: #ffd5cf;
  --lime: #d5f477;
  --amber: #f2bd58;
  --blue: #82c7e8;
  --display: 'Bebas Neue', Impact, sans-serif;
  --condensed: 'Barlow Condensed', 'Arial Narrow', sans-serif;
  --body: 'DM Sans', Arial, sans-serif;
  --mono: 'JetBrains Mono', monospace;
  --page: min(1320px, calc(100% - 96px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 86px; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--body); font-weight: 400; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; }
::selection { color: var(--ink); background: var(--lime); }
.skip-link { position: fixed; z-index: 1000; top: 10px; left: 10px; padding: 12px 16px; transform: translateY(-150%); background: var(--lime); color: var(--ink); }
.skip-link:focus { transform: translateY(0); }

.site-header { height: 78px; padding: 0 max(48px, calc((100vw - 1320px)/2)); display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 32px; position: sticky; z-index: 100; top: 0; background: rgba(11,13,16,.96); border-bottom: 1px solid rgba(255,255,255,.1); color: var(--paper); backdrop-filter: blur(14px); }
.brand { display: inline-flex; align-items: center; gap: 10px; width: max-content; }
.brand-mark { width: 31px; height: 31px; color: var(--paper); }
.brand-name { font: 29px/.8 var(--display); letter-spacing: 2px; }
.brand-period { color: var(--signal); }
.main-nav { display: flex; gap: clamp(20px, 3vw, 44px); align-items: center; }
.main-nav a { color: #a8adb1; font: 500 11px/1 var(--mono); letter-spacing: .05em; text-transform: uppercase; transition: color .2s ease; }
.main-nav a:hover, .main-nav a:focus-visible { color: var(--paper); }
.header-cta { justify-self: end; border: 1px solid rgba(255,255,255,.25); padding: 12px 16px; font: 500 11px/1 var(--mono); letter-spacing: .015em; transition: background .2s ease, color .2s ease, border-color .2s ease; }
.header-cta span { color: var(--signal); margin-left: 8px; }
.header-cta:hover { border-color: var(--lime); background: var(--lime); color: var(--ink); }
.header-cta:hover span { color: var(--ink); }
.menu-toggle { display: none; }

.section-dark { background: var(--ink); color: var(--paper); }
.section-paper { background: var(--paper); color: var(--ink); }
.hero { min-height: 690px; padding: 86px max(48px, calc((100vw - 1320px)/2)) 28px; position: relative; display: grid; grid-template-columns: 1.04fr .96fr; align-items: center; gap: 7vw; overflow: hidden; }
.hero::before { content: ''; position: absolute; inset: 0 0 auto; height: 1px; background: linear-gradient(90deg, transparent, rgba(255,255,255,.18), transparent); }
.hero-grid-lines { position: absolute; inset: 0 0 0 45%; pointer-events: none; opacity: .2; background-image: linear-gradient(rgba(255,255,255,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.07) 1px, transparent 1px); background-size: 52px 52px; mask-image: linear-gradient(90deg, transparent, #000 35%, #000); }
.hero-copy, .hero-visual { position: relative; z-index: 1; }
.eyebrow, .section-kicker, .mono-label, .card-index, .claim-label, .card-foot, .hero-bottomline, .contact-note, .footer-center, .footer-right, .detail-meta, .panel-version, .evidence-footer, .ip-signature { font-family: var(--mono); text-transform: uppercase; letter-spacing: .09em; }
.eyebrow { display: flex; align-items: center; gap: 11px; margin-bottom: 23px; color: #a4aab0; font-size: 10px; }
.eyebrow-dot, .contact-note-dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--signal); box-shadow: 0 0 0 4px rgba(239,85,73,.14); }
.eyebrow-sep { color: var(--signal); }
.hero h1 { max-width: 720px; margin: 0; font: 400 clamp(58px, 7.3vw, 106px)/.88 var(--display); letter-spacing: -.015em; }
.hero-accent { color: var(--signal); }
.hero-lede { max-width: 560px; margin: 28px 0 0; color: #b1b5b8; font-size: clamp(15px, 1.3vw, 17px); line-height: 1.75; }
.hero-lede strong { color: var(--paper); font-weight: 600; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 25px; margin-top: 34px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 18px; min-height: 49px; padding: 0 18px; font: 600 11px/1 var(--mono); letter-spacing: .015em; transition: transform .2s ease, background .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--signal); color: #fff; }
.button-primary:hover { background: #ff6d61; }
.button-primary span { font-size: 16px; }
.text-link { display: inline-flex; gap: 10px; align-items: center; border-bottom: 1px solid currentColor; padding: 0 0 7px; font: 500 11px/1 var(--mono); }
.text-link span { color: var(--signal); transition: transform .2s ease; }
.text-link:hover span { transform: translate(2px,-2px); }
.light-link { color: #c4c7c9; border-color: rgba(255,255,255,.25); }
.hero-note { margin: 38px 0 0; display: flex; align-items: center; gap: 10px; color: #777e83; font: 10px/1.5 var(--mono); letter-spacing: .01em; }
.note-bar { width: 22px; height: 1px; flex: 0 0 auto; background: var(--signal); }
.hero-bottomline { grid-column: 1/-1; align-self: end; display: flex; justify-content: space-between; border-top: 1px solid var(--line-dark); padding-top: 15px; color: #737b80; font-size: 9px; }
.hero-bottomline span:last-child { color: #a0a5a8; }

.hero-visual { width: min(100%, 520px); justify-self: center; padding: 19px; }
.visual-topline { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.mono-label { color: #9ea5aa; font-size: 9px; }
.demo-tag { display: inline-flex; align-items: center; gap: 7px; color: var(--lime); font: 9px var(--mono); letter-spacing: .05em; }
.demo-tag span { width: 6px; height: 6px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 10px var(--lime); }
.signal-card { position: relative; z-index: 1; padding: 23px 22px 17px; border: 1px solid rgba(255,255,255,.16); background: linear-gradient(145deg, rgba(28,33,38,.98), rgba(16,19,23,.97)); box-shadow: 0 24px 70px rgba(0,0,0,.3); }
.signal-card::before { content: ''; position: absolute; top: -1px; left: 22px; width: 54px; height: 2px; background: var(--signal); }
.signal-card-head { display: flex; align-items: center; gap: 12px; }
.signal-icon { display: grid; place-items: center; width: 40px; height: 40px; border: 1px solid rgba(239,85,73,.38); color: var(--signal); }
.signal-icon svg { width: 23px; fill: none; stroke: currentColor; stroke-width: 1.4; stroke-linecap: round; stroke-linejoin: round; }
.muted { color: #727a80; }
.signal-domain { margin-top: 5px; color: var(--paper); font: 500 12px var(--mono); }
.mock-status { margin-left: auto; border: 1px solid rgba(255,255,255,.18); padding: 5px 7px; color: #81898e; font: 8px var(--mono); letter-spacing: .08em; }
.signal-claim { margin: 22px 0 15px; padding: 15px 16px; border: 1px solid rgba(255,255,255,.1); background: rgba(255,255,255,.025); }
.claim-label { color: #747d82; font-size: 8px; }
.signal-claim p { margin: 8px 0 10px; color: #ede9df; font: 400 24px/.95 var(--display); letter-spacing: .03em; }
.claim-chip { border: 1px solid rgba(239,85,73,.34); padding: 4px 6px; color: #ec897f; font: 8px var(--mono); letter-spacing: .04em; }
.review-route { display: flex; align-items: center; margin: 19px 9px 8px; }
.route-node { width: 8px; height: 8px; flex: 0 0 8px; border: 1px solid #677077; border-radius: 50%; background: var(--ink-2); }
.route-node.done { border-color: var(--lime); background: var(--lime); box-shadow: 0 0 9px rgba(213,244,119,.45); }
.route-node.active { border: 2px solid var(--signal); background: var(--ink-2); box-shadow: 0 0 0 4px rgba(239,85,73,.12); }
.route-line { height: 1px; flex: 1; background: linear-gradient(90deg, var(--lime), #555e64); }
.route-labels { display: grid; grid-template-columns: repeat(4,1fr); color: #737b80; font: 8px var(--mono); letter-spacing: .04em; }
.route-labels span:nth-child(2), .route-labels span:nth-child(3) { text-align: center; }
.route-labels span:last-child { text-align: right; }
.route-labels .current { color: var(--signal); }
.verification-row { display: flex; align-items: center; gap: 11px; margin-top: 19px; padding: 13px 11px; background: rgba(255,255,255,.045); }
.verification-mark { display: grid; place-items: center; width: 27px; height: 27px; flex: 0 0 auto; border: 1px solid rgba(242,189,88,.4); border-radius: 50%; color: var(--amber); font: 14px var(--mono); }
.verification-copy { display: grid; gap: 4px; }
.verification-copy strong { color: #e5e1d8; font: 500 11px var(--body); }
.review-pill { margin-left: auto; color: #b9a171; font: 8px var(--mono); letter-spacing: .035em; }
.visual-disclaimer { margin-top: 12px; color: #667076; font: 8px/1.6 var(--mono); }
.orbit { position: absolute; z-index: 0; border: 1px solid rgba(239,85,73,.2); border-radius: 50%; pointer-events: none; }
.orbit-one { width: 430px; height: 430px; top: 8%; right: 1%; }
.orbit-two { width: 350px; height: 350px; top: 17%; right: 9%; border-color: rgba(255,255,255,.09); }
.visual-crosshair { position: absolute; color: var(--signal); font: 18px var(--mono); opacity: .75; }
.crosshair-a { top: 10px; left: -8px; }.crosshair-b { bottom: 8px; right: -6px; }

.signal-strip { min-height: 69px; display: flex; justify-content: center; align-items: center; gap: clamp(18px,4vw,58px); padding: 15px 32px; background: var(--signal); color: #fff; }
.signal-strip div { display: flex; gap: 10px; align-items: center; white-space: nowrap; font: 600 10px var(--mono); letter-spacing: .01em; }
.strip-index { color: rgba(255,255,255,.62); font-size: 8px; }
.signal-strip i { width: 3px; height: 3px; border-radius: 50%; background: rgba(255,255,255,.52); }

.section { padding: 112px max(48px, calc((100vw - 1180px)/2)); }
.section-kicker { display: flex; gap: 12px; align-items: center; margin-bottom: 29px; color: #727876; font-size: 9px; }
.section-kicker span { color: var(--signal); }
.section-kicker.light { color: #879096; }
.problem-intro, .system-heading, .scope-heading, .evidence-heading { display: grid; grid-template-columns: 1.15fr .85fr; gap: 7vw; align-items: end; }
.problem-intro h2, .system-heading h2, .scope-heading h2, .evidence-heading h2, .ip-copy h2, .contact-grid h2 { margin: 0; font: 400 clamp(50px, 6.2vw, 82px)/.9 var(--display); letter-spacing: -.012em; }
.problem-intro h2 em, .system-heading h2 em, .scope-heading h2 em, .evidence-heading h2 em, .ip-copy h2 em, .contact-grid h2 em { color: var(--signal); font-style: normal; }
.problem-copy { max-width: 440px; padding-bottom: 4px; color: #555b58; font-size: 14px; line-height: 1.8; }
.problem-copy p { margin: 0 0 13px; }
.problem-copy strong { color: var(--ink); font-weight: 600; }
.problem-cards { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; margin-top: 55px; }
.problem-card { min-height: 265px; padding: 23px 24px 19px; display: flex; flex-direction: column; background: var(--white); border: 1px solid #dedbd2; position: relative; overflow: hidden; }
.problem-card::after { content: ''; position: absolute; width: 120px; height: 120px; right: -59px; top: -59px; border: 1px solid rgba(11,13,16,.08); border-radius: 50%; box-shadow: 0 0 0 17px rgba(11,13,16,.018), 0 0 0 34px rgba(11,13,16,.014); }
.problem-card-dark { color: var(--paper); background: #171b1e; border-color: #171b1e; }
.card-index { color: #838783; font-size: 8px; }
.problem-card-dark .card-index { color: #8d9697; }
.problem-icon { height: 61px; margin: 22px 0 14px; color: var(--signal); }
.icon-cross { font: 45px/1 var(--condensed); }
.icon-rings { width: 53px; height: 53px; position: relative; }
.icon-rings span { position: absolute; inset: 0; border: 1px solid var(--lime); border-radius: 50%; }
.icon-rings span:nth-child(2) { inset: 8px; opacity: .6; }.icon-rings span:nth-child(3) { inset: 16px; background: var(--lime); opacity: .8; }
.icon-pulse { display: flex; align-items: center; gap: 5px; height: 53px; }
.icon-pulse span { width: 4px; height: 18px; background: var(--signal); opacity: .6; }.icon-pulse span:nth-child(2) { height: 34px; opacity: .8; }.icon-pulse span:nth-child(3) { height: 49px; }.icon-pulse span:nth-child(4) { height: 27px; opacity: .8; }.icon-pulse span:nth-child(5) { height: 13px; }
.problem-card h3 { margin: 0 0 8px; font: 400 28px/.95 var(--display); letter-spacing: .02em; }
.problem-card p { max-width: 300px; margin: 0; color: #737872; font-size: 12px; line-height: 1.65; }
.problem-card-dark p { color: #b0b8b5; }
.card-foot { margin-top: auto; padding-top: 19px; color: #969b94; font-size: 8px; }
.problem-card-dark .card-foot { color: #9aa499; }
.thesis-note { margin-top: 20px; padding: 23px 26px; display: grid; grid-template-columns: 35px 1fr auto; align-items: center; gap: 12px; border-top: 1px solid var(--line-light); border-bottom: 1px solid var(--line-light); }
.thesis-mark { color: var(--signal); font: 53px/.6 Georgia,serif; }
.thesis-note p { margin: 0; font: 400 clamp(18px, 2vw, 23px)/1.2 var(--condensed); }
.thesis-label { color: #828680; font: 8px var(--mono); letter-spacing: .07em; }

.system-section { padding: 105px max(48px, calc((100vw - 1180px)/2)) 90px; position: relative; overflow: hidden; }
.system-section::after { content: 'L'; position: absolute; right: -28px; bottom: -160px; color: rgba(255,255,255,.018); font: 650px/.8 var(--display); pointer-events: none; }
.system-heading { position: relative; z-index: 1; margin-bottom: 44px; }
.system-heading p, .scope-heading p, .evidence-heading p { max-width: 430px; margin: 0 0 5px; color: #a1a8aa; font-size: 13px; line-height: 1.8; }
.workflow-layout { position: relative; z-index: 1; display: grid; grid-template-columns: .82fr 1.18fr; border: 1px solid rgba(255,255,255,.14); }
.workflow-steps { border-right: 1px solid rgba(255,255,255,.14); }
.workflow-step { width: 100%; min-height: 85px; padding: 17px 20px; display: grid; grid-template-columns: 42px 1fr 20px; align-items: center; gap: 13px; text-align: left; border: 0; border-bottom: 1px solid rgba(255,255,255,.1); background: transparent; color: #c5c9c6; cursor: pointer; transition: background .2s ease, color .2s ease; }
.workflow-step:last-child { border-bottom: 0; }
.workflow-step:hover, .workflow-step.active { background: rgba(255,255,255,.055); color: var(--paper); }
.step-num { align-self: start; padding-top: 4px; color: #687177; font: 10px var(--mono); }
.workflow-step.active .step-num { color: var(--signal); }
.step-copy { display: grid; gap: 5px; }
.step-copy strong { font: 400 25px/.9 var(--display); letter-spacing: .03em; }
.step-copy small { color: #858d90; font-size: 10px; line-height: 1.35; }
.step-arrow { color: #697277; font: 14px var(--mono); }
.workflow-step.active .step-arrow { color: var(--signal); }
.workflow-detail { min-height: 342px; padding: 24px 30px 22px; background: radial-gradient(ellipse at 75% 45%, rgba(239,85,73,.07), transparent 38%), #111519; }
.detail-top { display: flex; justify-content: space-between; align-items: center; }
.concept-stamp { border: 1px solid rgba(213,244,119,.32); padding: 5px 7px; color: var(--lime); font: 8px var(--mono); letter-spacing: .06em; }
.detail-glyph { width: 142px; height: 111px; margin: 13px auto 8px; display: grid; place-items: center; }
.detail-glyph svg { width: 150px; fill: none; stroke: var(--signal); stroke-width: 1; stroke-linecap: round; stroke-linejoin: round; }
.workflow-detail h3 { margin: 0 0 9px; text-align: center; font: 400 29px/.98 var(--display); }
.workflow-detail > p { max-width: 520px; min-height: 47px; margin: 0 auto; color: #a2a8a8; text-align: center; font-size: 11px; line-height: 1.7; }
.detail-meta { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px; margin-top: 16px; color: #697378; font-size: 7px; }
.detail-meta span:nth-child(even) { color: var(--signal); }
.system-footnote { position: relative; z-index: 1; display: flex; align-items: center; gap: 10px; margin: 18px 0 0; color: #788186; font: 9px/1.5 var(--mono); }
.footnote-line { width: 23px; height: 1px; background: var(--signal); }

.scope-section { padding-top: 105px; padding-bottom: 110px; }
.scope-heading { margin-bottom: 52px; }
.scope-heading p { color: #616661; }
.scope-groups { display: grid; grid-template-columns: repeat(3,1fr); gap: 26px; }
.scope-group-head { display: flex; align-items: center; gap: 10px; min-height: 38px; border-bottom: 1px solid var(--line-light); }
.scope-group-head > span:first-child { color: var(--signal); font: 8px var(--mono); }
.scope-group-head h3 { margin: 0; white-space: nowrap; font: 400 22px/.9 var(--display); letter-spacing: .025em; }
.group-line { height: 1px; flex: 1; background: var(--line-light); }
.scope-item { min-height: 73px; display: grid; grid-template-columns: 26px 1fr; align-content: center; column-gap: 10px; border-bottom: 1px solid rgba(11,13,16,.09); }
.scope-item > span { grid-row: 1/3; padding-top: 2px; color: #9c9f98; font: 9px var(--mono); }
.scope-item strong { font: 600 11px/1.3 var(--body); }
.scope-item small { margin-top: 5px; color: #777c75; font: 9px/1.3 var(--mono); }
.scope-caveat { display: flex; align-items: center; gap: 14px; margin-top: 26px; padding: 16px 18px; background: #e8e5dc; }
.caveat-symbol { display: grid; place-items: center; width: 21px; height: 21px; flex: 0 0 auto; border: 1px solid var(--signal); border-radius: 50%; color: var(--signal); font: 11px var(--mono); }
.scope-caveat p { margin: 0; color: #5e625c; font-size: 10px; line-height: 1.6; }
.scope-caveat strong { color: var(--ink); }

.evidence-section { padding: 105px max(48px, calc((100vw - 1180px)/2)) 97px; }
.evidence-heading { margin-bottom: 44px; }
.evidence-heading p { color: #a2a8aa; }
.evidence-panel { border: 1px solid rgba(255,255,255,.17); background: #12161a; }
.panel-header { display: flex; justify-content: space-between; padding: 17px 21px; border-bottom: 1px solid rgba(255,255,255,.12); }
.panel-version { color: #727b80; font-size: 8px; }
.state-grid { display: grid; grid-template-columns: 1fr 1fr; }
.state-item { min-height: 86px; display: grid; grid-template-columns: 13px 1fr 16px; align-items: center; gap: 13px; padding: 17px 21px; border-bottom: 1px solid rgba(255,255,255,.1); }
.state-item:nth-child(odd) { border-right: 1px solid rgba(255,255,255,.1); }
.state-item:nth-last-child(-n+2) { border-bottom: 0; }
.state-dot { width: 8px; height: 8px; border-radius: 50%; }
.state-green { background: var(--lime); }.state-red { background: var(--signal); }.state-amber { background: var(--amber); }.state-blue { background: var(--blue); }
.state-item div { display: grid; gap: 5px; }
.state-item strong { color: #e8e8df; font: 500 11px var(--body); }
.state-item small { color: #8e9698; font-size: 9px; }
.state-arrow { color: #6c757a; font: 12px var(--mono); }
.evidence-footer { display: flex; justify-content: space-between; gap: 10px; padding: 14px 21px; border-top: 1px solid rgba(255,255,255,.12); color: #818a8e; font-size: 7px; }
.principle-row { display: grid; grid-template-columns: repeat(3,1fr); gap: 35px; margin-top: 50px; }
.principle-row article { border-top: 1px solid rgba(255,255,255,.2); padding-top: 14px; }
.principle-row article > span { color: var(--signal); font: 9px var(--mono); }
.principle-row h3 { margin: 14px 0 8px; font: 400 27px/.9 var(--display); }
.principle-row p { max-width: 290px; margin: 0; color: #9fa5a5; font-size: 10px; line-height: 1.65; }

.ip-section { display: grid; grid-template-columns: .3fr .95fr .75fr; align-items: center; gap: 50px; padding: 85px max(48px, calc((100vw - 1180px)/2)); border-bottom: 1px solid var(--line-light); }
.ip-mark { width: 130px; height: 130px; display: grid; place-items: center; border: 1px solid #cac7bd; color: var(--signal); font: 125px/.8 var(--display); }
.ip-copy .section-kicker { margin-bottom: 18px; }
.ip-copy h2 { font-size: clamp(45px, 5vw, 68px); }
.ip-copy p { max-width: 450px; margin: 17px 0 20px; color: #5b605b; font-size: 11px; line-height: 1.8; }
.dark-link { color: var(--ink); border-color: rgba(11,13,16,.3); }
.ip-side-note { padding: 24px; border-left: 1px solid var(--line-light); }
.ip-side-note .mono-label { color: #797e78; }
.ip-side-note p { margin: 20px 0 24px; font: 400 clamp(21px, 2.3vw, 30px)/1.08 var(--condensed); }
.ip-signature { color: var(--signal); font-size: 8px; }

.contact-section { padding: 87px max(48px, calc((100vw - 1180px)/2)) 0; }
.contact-grid { display: grid; grid-template-columns: 1fr .8fr; align-items: end; gap: 70px; padding-bottom: 83px; }
.contact-grid .section-kicker { margin-bottom: 26px; }
.contact-grid h2 { font-size: clamp(61px, 7vw, 91px); }
.contact-copy { padding: 0 0 9px; }
.contact-copy > p { max-width: 430px; margin: 0 0 25px; color: #aeb4b5; font-size: 12px; line-height: 1.8; }
.contact-mail { display: flex; justify-content: space-between; align-items: center; max-width: 440px; padding: 0 0 13px; border-bottom: 1px solid rgba(255,255,255,.35); color: var(--paper); font: 400 clamp(22px, 3vw, 33px)/1 var(--condensed); }
.contact-mail span { color: var(--signal); font: 16px var(--mono); transition: transform .2s ease; }
.contact-mail:hover span { transform: translate(3px,-3px); }
.contact-note { display: flex; align-items: center; gap: 9px; margin-top: 15px; color: #7d878a; font-size: 7px; }
.contact-note-dot { width: 5px; height: 5px; box-shadow: none; }
.note-divider { color: var(--signal); }
.site-footer { min-height: 72px; display: grid; grid-template-columns: 1fr 1fr 1fr; align-items: center; gap: 15px; border-top: 1px solid rgba(255,255,255,.15); }
.footer-brand .brand-mark { width: 25px; height: 25px; }.footer-brand .brand-name { font-size: 23px; }
.footer-center { justify-self: center; color: #727d80; font-size: 7px; text-align: center; }
.footer-right { justify-self: end; color: #7a8487; font-size: 7px; text-align: right; }

@media (max-width: 1050px) {
  :root { --page: calc(100% - 64px); }
  .site-header { padding: 0 32px; }
  .hero { padding-left: 32px; padding-right: 32px; gap: 3vw; }
  .hero h1 { font-size: clamp(58px, 7.5vw, 85px); }
  .section, .system-section, .scope-section, .evidence-section, .ip-section, .contact-section { padding-left: 32px; padding-right: 32px; }
  .scope-groups { gap: 16px; }
  .scope-group-head h3 { font-size: 19px; }
  .ip-section { gap: 30px; }
}
@media (max-width: 760px) {
  html { scroll-padding-top: 70px; }
  .site-header { height: 66px; grid-template-columns: 1fr auto auto; gap: 15px; padding: 0 20px; }
  .brand-name { font-size: 26px; }
  .brand-mark { width: 27px; height: 27px; }
  .main-nav { display: none; position: absolute; top: 65px; left: 0; right: 0; padding: 14px 20px 20px; background: var(--ink); border-bottom: 1px solid rgba(255,255,255,.15); }
  .main-nav.open { display: grid; gap: 0; }
  .main-nav a { padding: 15px 0; border-top: 1px solid rgba(255,255,255,.09); }
  .header-cta { padding: 10px 11px; font-size: 9px; }
  .menu-toggle { width: 34px; height: 34px; display: grid; align-content: center; justify-items: center; gap: 5px; border: 1px solid rgba(255,255,255,.2); background: transparent; cursor: pointer; }
  .menu-toggle span { width: 14px; height: 1px; background: var(--paper); }
  .hero { min-height: auto; grid-template-columns: 1fr; gap: 42px; padding: 67px 20px 22px; }
  .hero-grid-lines { inset: 0; opacity: .11; }
  .hero h1 { font-size: clamp(60px, 15vw, 91px); }
  .hero-lede { max-width: 580px; font-size: 14px; }
  .hero-note { margin-top: 25px; font-size: 8px; }
  .hero-visual { width: min(100%, 500px); padding: 4px 0 16px; }
  .orbit-one { width: 340px; height: 340px; top: 47%; right: -12%; }
  .orbit-two { width: 280px; height: 280px; top: 52%; right: -4%; }
  .hero-bottomline { margin-top: 4px; font-size: 7px; }
  .signal-strip { justify-content: flex-start; gap: 15px; overflow: auto; padding: 16px 20px; }
  .signal-strip div { font-size: 8px; }
  .signal-strip i { flex: 0 0 3px; }
  .section, .system-section, .scope-section, .evidence-section { padding: 74px 20px; }
  .section-kicker { margin-bottom: 20px; font-size: 8px; }
  .problem-intro, .system-heading, .scope-heading, .evidence-heading { grid-template-columns: 1fr; gap: 19px; }
  .problem-intro h2, .system-heading h2, .scope-heading h2, .evidence-heading h2 { font-size: clamp(57px, 13vw, 75px); }
  .problem-copy { font-size: 12px; }
  .problem-cards { grid-template-columns: 1fr; gap: 10px; margin-top: 30px; }
  .problem-card { min-height: 225px; }
  .thesis-note { grid-template-columns: 26px 1fr; padding: 19px 7px; }
  .thesis-note p { font-size: 19px; }
  .thesis-label { grid-column: 2; }
  .system-heading { margin-bottom: 30px; }
  .system-heading p, .scope-heading p, .evidence-heading p { max-width: 540px; font-size: 12px; }
  .workflow-layout { grid-template-columns: 1fr; }
  .workflow-steps { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.13); display: grid; grid-template-columns: 1fr 1fr; }
  .workflow-step { min-height: 73px; padding: 13px 11px; grid-template-columns: 25px 1fr; gap: 8px; }
  .workflow-step:nth-child(odd) { border-right: 1px solid rgba(255,255,255,.1); }
  .workflow-step:nth-last-child(-n+2) { border-bottom: 0; }
  .step-copy strong { font-size: 22px; }
  .step-copy small { font-size: 8px; }
  .step-arrow { display: none; }
  .workflow-detail { min-height: 330px; padding: 18px 17px; }
  .workflow-detail h3 { font-size: 27px; }
  .workflow-detail > p { font-size: 10px; }
  .detail-meta { font-size: 6px; }
  .system-footnote { font-size: 8px; }
  .scope-heading { margin-bottom: 31px; }
  .scope-groups { grid-template-columns: 1fr; gap: 25px; }
  .scope-group-head h3 { font-size: 23px; }
  .scope-item { min-height: 68px; }
  .scope-caveat { align-items: flex-start; padding: 14px; }
  .scope-caveat p { font-size: 9px; }
  .evidence-heading { margin-bottom: 30px; }
  .panel-header { padding: 14px; }
  .state-grid { grid-template-columns: 1fr; }
  .state-item { min-height: 71px; padding: 13px 14px; border-right: 0 !important; border-bottom: 1px solid rgba(255,255,255,.1) !important; }
  .state-item:last-child { border-bottom: 0 !important; }
  .evidence-footer { flex-wrap: wrap; justify-content: flex-start; font-size: 6px; padding: 12px 14px; }
  .principle-row { grid-template-columns: 1fr; gap: 21px; margin-top: 35px; }
  .principle-row h3 { margin-top: 10px; }
  .ip-section { grid-template-columns: 62px 1fr; gap: 19px; padding: 61px 20px; }
  .ip-mark { width: 62px; height: 62px; font-size: 61px; align-self: start; }
  .ip-copy .section-kicker { font-size: 7px; gap: 8px; }
  .ip-copy h2 { font-size: 52px; }
  .ip-copy p { font-size: 10px; }
  .ip-side-note { grid-column: 2; padding: 19px 0 0; border-left: 0; border-top: 1px solid var(--line-light); }
  .ip-side-note p { font-size: 24px; }
  .contact-section { padding: 69px 20px 0; }
  .contact-grid { grid-template-columns: 1fr; gap: 28px; padding-bottom: 55px; }
  .contact-grid h2 { font-size: 72px; }
  .contact-copy > p { font-size: 11px; }
  .contact-mail { font-size: 29px; }
  .contact-note { flex-wrap: wrap; font-size: 6px; }
  .site-footer { min-height: 85px; grid-template-columns: 1fr auto; }
  .footer-center { display: none; }
  .footer-right { max-width: 180px; font-size: 6px; line-height: 1.6; }
}
@media (max-width: 380px) {
  .header-cta { font-size: 0; padding: 10px; }
  .header-cta span { font-size: 13px; margin: 0; }
  .hero h1 { font-size: 57px; }
  .demo-tag { font-size: 7px; }
  .signal-card { padding: 17px 14px 14px; }
  .signal-domain { font-size: 10px; }
  .review-pill { font-size: 7px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}