:root {
  color-scheme: dark;
  --ink: oklch(12% 0.025 178);
  --ink-2: oklch(16% 0.035 178);
  --night: oklch(9% 0.018 178);
  --paper: oklch(96.5% 0.008 175);
  --paper-2: oklch(92% 0.015 175);
  --text: oklch(96% 0.01 175);
  --muted: oklch(70% 0.025 175);
  --ink-text: oklch(18% 0.025 178);
  --ink-muted: oklch(48% 0.035 178);
  --teal: oklch(70% 0.15 169);
  --teal-bright: oklch(83% 0.14 166);
  --teal-deep: oklch(50% 0.13 174);
  --line-dark: color-mix(in oklch, var(--teal) 16%, transparent);
  --line-light: color-mix(in oklch, var(--ink) 13%, transparent);
  --header-h: 78px;
  --ease: cubic-bezier(.16, 1, .3, 1);
  --max: 1500px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--night); }
body { margin: 0; min-width: 320px; overflow-x: hidden; background: var(--night); color: var(--text); font-family: "Sora", sans-serif; font-size: 16px; -webkit-font-smoothing: antialiased; }
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button:focus-visible, a:focus-visible, summary:focus-visible { outline: 2px solid var(--teal-bright); outline-offset: 4px; }
h1, h2, h3, p { text-wrap: pretty; }
h1, h2, h3 { text-wrap: balance; }
svg { display: block; }

.skip-link { position: fixed; z-index: 1000; left: 16px; top: 12px; padding: 12px 16px; color: var(--ink); background: var(--teal-bright); transform: translateY(-180%); transition: transform .25s var(--ease); }
.skip-link:focus { transform: translateY(0); }
.scroll-progress { position: fixed; z-index: 900; inset: 0 0 auto; height: 2px; background: color-mix(in oklch, var(--ink) 70%, transparent); }
.scroll-progress i { display: block; width: 100%; height: 100%; background: var(--teal-bright); transform: scaleX(0); transform-origin: left; will-change: transform; }

.loader { position: fixed; z-index: 999; inset: 0; display: grid; place-content: center; justify-items: center; gap: 24px; background: var(--night); transition: opacity .45s var(--ease), visibility .45s; }
.loader.is-done { opacity: 0; visibility: hidden; pointer-events: none; }
.loader__mark { font-size: clamp(28px, 4vw, 54px); font-weight: 600; letter-spacing: -.065em; }
.loader__mark b { color: var(--teal-bright); font-weight: 600; }
.loader__track { width: min(280px, 60vw); height: 1px; overflow: hidden; background: color-mix(in oklch, var(--teal) 20%, transparent); }
.loader__track i { display: block; width: 100%; height: 100%; background: var(--teal-bright); transform: scaleX(0); transform-origin: left; animation: loader-progress .85s var(--ease) forwards; }
.loader p { margin: 0; color: var(--muted); font: 500 9px/1 "Azeret Mono", monospace; letter-spacing: .16em; text-transform: uppercase; }
@keyframes loader-progress { to { transform: scaleX(1); } }

.site-header { position: fixed; z-index: 800; inset: 2px 0 auto; min-height: var(--header-h); display: grid; grid-template-columns: auto 1fr auto; align-items: stretch; border-bottom: 1px solid var(--line-dark); background: color-mix(in oklch, var(--night) 92%, transparent); backdrop-filter: blur(16px) saturate(135%); transition: background .3s var(--ease); }
.site-header.is-scrolled { background: color-mix(in oklch, var(--night) 97%, transparent); }
.wordmark { min-width: 280px; display: grid; align-content: center; gap: 5px; padding: 13px 30px 11px; border-right: 1px solid var(--line-dark); }
.wordmark > span { font-size: 23px; font-weight: 600; letter-spacing: -.065em; }
.wordmark b { color: var(--teal-bright); font-weight: 600; }
.wordmark small { color: var(--muted); font: 500 6px/1.1 "Azeret Mono", monospace; letter-spacing: .11em; text-transform: uppercase; }
.main-nav { display: flex; justify-content: center; align-items: center; gap: clamp(18px, 3vw, 46px); }
.main-nav a { position: relative; padding: 28px 0; color: color-mix(in oklch, var(--text) 62%, transparent); font-size: 11px; }
.main-nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 21px; height: 1px; background: var(--teal-bright); transition: right .35s var(--ease); }
.main-nav a:hover { color: var(--text); }
.main-nav a:hover::after { right: 0; }
.header-actions { display: flex; align-items: stretch; border-left: 1px solid var(--line-dark); }
.language { display: flex; align-items: center; padding: 0 12px; }
.language button { min-width: 34px; min-height: 44px; border: 0; background: transparent; color: var(--muted); font: 600 8px/1 "Azeret Mono", monospace; cursor: pointer; }
.language button[aria-pressed="true"] { color: var(--teal-bright); }
.family-toggle { min-width: 134px; display: flex; align-items: center; justify-content: center; gap: 10px; border: 0; border-left: 1px solid var(--line-dark); background: transparent; font-size: 10px; cursor: pointer; }
.family-toggle i { width: 7px; height: 7px; border: solid var(--teal-bright); border-width: 0 1px 1px 0; transform: rotate(45deg) translateY(-2px); transition: transform .3s var(--ease); }
.family-toggle[aria-expanded="true"] i { transform: rotate(225deg) translate(-2px, -1px); }
.header-cta { min-width: 170px; display: grid; place-items: center; padding: 0 22px; background: var(--teal); color: var(--ink); font-size: 10px; font-weight: 650; transition: background .25s, color .25s; }
.header-cta:hover { background: var(--teal-bright); }
.menu-toggle, .mobile-nav { display: none; }

.family-panel { position: fixed; z-index: 750; inset: calc(var(--header-h) + 2px) 0 auto; display: grid; grid-template-columns: .72fr 1.28fr; max-height: 0; overflow: hidden; background: var(--ink-2); border-bottom: 1px solid var(--line-dark); opacity: 0; visibility: hidden; transition: max-height .75s var(--ease), opacity .35s, visibility .35s; }
.family-panel.is-open { max-height: 560px; opacity: 1; visibility: visible; }
.family-panel__intro { display: grid; align-content: end; padding: clamp(36px, 5vw, 76px); border-right: 1px solid var(--line-dark); }
.family-panel__intro > span { color: var(--teal-bright); font: 500 8px/1 "Azeret Mono", monospace; letter-spacing: .16em; }
.family-panel__intro h2 { max-width: 560px; margin: 28px 0 22px; font-size: clamp(30px, 3.6vw, 58px); line-height: 1; letter-spacing: -.06em; font-weight: 500; }
.family-panel__intro p { max-width: 620px; margin: 0; color: var(--muted); font-size: 13px; line-height: 1.7; }
.family-panel__links { display: grid; grid-template-columns: repeat(2, 1fr); }
.family-panel__links a { min-height: 100px; display: grid; grid-template-columns: 36px 1fr auto; align-items: center; gap: 12px; padding: 20px 28px; border: solid var(--line-dark); border-width: 0 1px 1px 0; transition: background .3s var(--ease); }
.family-panel__links a:hover, .family-panel__links a.is-current { background: color-mix(in oklch, var(--teal) 9%, transparent); }
.family-panel__links span { color: var(--teal-bright); font: 500 8px/1 "Azeret Mono", monospace; }
.family-panel__links b { font-size: 17px; letter-spacing: -.035em; font-weight: 500; }

section { position: relative; }
.section-dark { color: var(--text); background: var(--night); }
.section-paper { color: var(--ink-text); background: var(--paper); }
.hero { min-height: 100svh; display: grid; grid-template-columns: minmax(440px, .82fr) minmax(600px, 1.18fr); align-items: stretch; padding-top: var(--header-h); overflow: hidden; isolation: isolate; }
.hero::before { content: ""; position: absolute; z-index: -1; width: 70vw; height: 70vw; right: -32vw; top: -30vw; border-radius: 50%; background: radial-gradient(circle, color-mix(in oklch, var(--teal) 14%, transparent), transparent 65%); }
.hero-grid { position: absolute; z-index: -1; inset: var(--header-h) 0 0; opacity: .45; background-image: linear-gradient(var(--line-dark) 1px, transparent 1px), linear-gradient(90deg, var(--line-dark) 1px, transparent 1px); background-size: 8.333vw 92px; mask-image: linear-gradient(to bottom, black, transparent 90%); }
.hero-copy { align-self: center; padding: clamp(78px, 9vw, 148px) clamp(28px, 6vw, 96px); }
.eyebrow { display: flex; align-items: center; gap: 13px; color: var(--teal-bright); font: 500 8px/1 "Azeret Mono", monospace; letter-spacing: .13em; }
.eyebrow i { width: 46px; height: 1px; background: var(--teal); }
.hero h1 { margin: clamp(42px, 6vw, 82px) 0 32px; font-size: clamp(58px, 6vw, 106px); line-height: .88; letter-spacing: -.08em; font-weight: 500; }
.hero h1 span { display: block; }
.hero h1 span:last-child { color: var(--teal-bright); }
.hero-lead { max-width: 690px; margin: 0; color: color-mix(in oklch, var(--text) 60%, transparent); font-size: clamp(15px, 1.35vw, 19px); line-height: 1.75; }
.hero-buttons { display: flex; flex-wrap: wrap; gap: 11px; margin-top: 44px; }
.button { min-height: 54px; display: inline-flex; align-items: center; justify-content: center; gap: 28px; padding: 0 22px; border: 1px solid var(--line-dark); font-size: 10px; font-weight: 600; cursor: pointer; transition: transform .25s var(--ease), background .25s, color .25s, border-color .25s; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--teal); color: var(--ink); border-color: var(--teal); }
.button-primary:hover { background: var(--teal-bright); border-color: var(--teal-bright); }
.button-quiet { color: var(--text); background: color-mix(in oklch, var(--text) 3%, transparent); }
.button-quiet:hover { border-color: var(--teal); background: color-mix(in oklch, var(--teal) 8%, transparent); }
.scope-note { max-width: 720px; display: grid; grid-template-columns: 64px 1fr; gap: 14px; margin: 44px 0 0; padding-top: 20px; border-top: 1px solid var(--line-dark); color: color-mix(in oklch, var(--text) 43%, transparent); font: 400 8px/1.7 "Azeret Mono", monospace; }
.scope-note b { color: var(--teal-bright); font-weight: 500; }

.signal-room { position: relative; align-self: center; width: min(92%, 980px); margin: 40px 4% 40px 0; border: 1px solid var(--line-dark); background: color-mix(in oklch, var(--ink-2) 88%, transparent); box-shadow: 0 45px 130px color-mix(in oklch, var(--night) 75%, transparent); transform: perspective(1800px) rotateY(-2deg); }
.signal-room figcaption { min-height: 62px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 18px; padding: 0 20px; border-bottom: 1px solid var(--line-dark); }
.signal-room figcaption span, .signal-room figcaption i { color: var(--muted); font: 500 7px/1 "Azeret Mono", monospace; letter-spacing: .1em; font-style: normal; }
.signal-room figcaption b { font-size: 13px; letter-spacing: -.02em; }
.signal-room figcaption i { padding: 8px 10px; color: var(--teal-bright); background: color-mix(in oklch, var(--teal) 9%, transparent); }
.signal-room__body { min-height: 540px; display: grid; grid-template-columns: 128px 1fr; }
.signal-room__body > aside { display: grid; align-content: start; padding: 18px 10px; border-right: 1px solid var(--line-dark); }
.signal-room__body > aside span { min-height: 48px; display: grid; grid-template-columns: 10px 1fr; align-items: center; gap: 9px; padding: 0 10px; color: var(--muted); font: 500 7px/1 "Azeret Mono", monospace; }
.signal-room__body > aside span.is-on { color: var(--teal-bright); background: color-mix(in oklch, var(--teal) 8%, transparent); }
.signal-room__body > aside i { width: 5px; height: 5px; border-radius: 50%; background: currentColor; }
.signal-chart { position: relative; min-width: 0; padding: 26px 24px 18px; overflow: hidden; }
.chart-head { display: grid; grid-template-columns: 1fr 1fr auto; gap: 12px; color: var(--muted); font: 500 7px/1 "Azeret Mono", monospace; letter-spacing: .08em; }
.chart-head span:nth-child(2) { color: var(--teal-bright); }
.signal-chart svg { width: 100%; height: auto; margin-top: 42px; overflow: visible; }
.chart-grid path { fill: none; stroke: var(--line-dark); stroke-width: 1; }
.actual-path, .scenario-path { fill: none; stroke-width: 3; vector-effect: non-scaling-stroke; }
.actual-path { stroke: color-mix(in oklch, var(--text) 48%, transparent); stroke-dasharray: 700; stroke-dashoffset: 700; }
.scenario-path { stroke: url(#capitalPath); stroke-dasharray: 500; stroke-dashoffset: 500; opacity: 0; transition: opacity .45s var(--ease); }
.scenario-path.is-active { opacity: 1; }
.decision-line { stroke: color-mix(in oklch, var(--teal) 40%, transparent); stroke-width: 1; stroke-dasharray: 3 7; }
.decision-marker circle:first-child { fill: var(--teal-bright); }
.decision-marker circle:last-child { fill: none; stroke: var(--teal-bright); opacity: .3; }
.hero.is-active .actual-path { animation: line-draw 1.4s .25s var(--ease) forwards; }
.hero.is-active .scenario-path.is-active { animation: line-draw 1.45s .8s var(--ease) forwards; }
.hero.is-active .decision-marker circle:last-child { animation: marker-pulse 2.6s 1.4s ease-in-out infinite; }
@keyframes line-draw { to { stroke-dashoffset: 0; } }
@keyframes marker-pulse { 50% { r: 24; opacity: 0; } }
.chart-scan { position: absolute; top: 82px; bottom: 54px; width: 1px; left: 22%; background: var(--teal-bright); box-shadow: 0 0 18px color-mix(in oklch, var(--teal) 60%, transparent); opacity: 0; }
.hero.is-active .chart-scan { animation: chart-scan 5s 1.3s var(--ease) infinite; }
@keyframes chart-scan { 0%, 8% { left: 22%; opacity: 0; } 17%, 72% { opacity: .45; } 86%, 100% { left: 92%; opacity: 0; } }
.chart-legend { display: flex; gap: 22px; margin-top: 22px; color: var(--muted); font: 500 7px/1 "Azeret Mono", monospace; }
.chart-legend span { display: flex; align-items: center; gap: 8px; }
.chart-legend i { width: 18px; height: 1px; background: color-mix(in oklch, var(--text) 48%, transparent); }
.chart-legend span:last-child i { background: var(--teal-bright); }
.signal-room__footer { min-height: 70px; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line-dark); }
.signal-room__footer span { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 10px; padding: 0 18px; border-right: 1px solid var(--line-dark); }
.signal-room__footer span:last-child { border-right: 0; }
.signal-room__footer b { color: var(--teal-bright); font: 500 8px/1 "Azeret Mono", monospace; }
.signal-room__footer i { color: var(--muted); font: 400 7px/1.25 "Azeret Mono", monospace; font-style: normal; }

.section-index { width: min(calc(100% - 48px), var(--max)); margin: 0 auto; display: grid; grid-template-columns: 46px auto 1fr; align-items: center; gap: 16px; padding-top: clamp(78px, 9vw, 140px); color: var(--ink-muted); }
.section-index::after { content: ""; height: 1px; background: var(--line-light); }
.section-index span, .section-index p { margin: 0; font: 500 8px/1 "Azeret Mono", monospace; letter-spacing: .14em; }
.section-index span { color: var(--teal-deep); }
.section-index--dark { color: var(--muted); }
.section-index--dark::after { background: var(--line-dark); }
.section-index--dark span { color: var(--teal-bright); }

.problem { padding-bottom: clamp(90px, 12vw, 190px); }
.problem-intro { width: min(calc(100% - 48px), var(--max)); margin: clamp(62px, 8vw, 120px) auto 80px; display: grid; grid-template-columns: 1.35fr .65fr; gap: clamp(46px, 9vw, 150px); align-items: end; }
.problem-intro h2 { margin: 0; font-size: clamp(44px, 6.5vw, 104px); line-height: .98; letter-spacing: -.075em; font-weight: 500; }
.problem-intro p { margin: 0 0 8px; color: var(--ink-muted); font-size: 15px; line-height: 1.75; }
.pain-sequence { width: min(calc(100% - 48px), var(--max)); margin: 0 auto; border-top: 1px solid var(--line-light); }
.pain-sequence article { position: relative; min-height: 180px; display: grid; grid-template-columns: 72px minmax(0, 1fr) minmax(160px, .45fr); gap: 28px; align-items: center; border-bottom: 1px solid var(--line-light); overflow: hidden; }
.pain-sequence article > span { color: var(--teal-deep); font: 500 9px/1 "Azeret Mono", monospace; }
.pain-sequence h3 { margin: 0 0 13px; font-size: clamp(25px, 3vw, 44px); line-height: 1; letter-spacing: -.055em; font-weight: 500; }
.pain-sequence p { max-width: 700px; margin: 0; color: var(--ink-muted); font-size: 13px; line-height: 1.65; }
.pain-sequence article > i { justify-self: end; width: 100%; height: 1px; background: var(--line-light); overflow: hidden; }
.pain-sequence article > i::after { content: ""; display: block; width: 40%; height: 100%; background: var(--teal-deep); transform: translateX(-110%); }
.problem.is-active .pain-sequence article > i::after { animation: signal-pass 2.8s var(--ease) infinite; }
.pain-sequence article:nth-child(2) > i::after { animation-delay: .35s; }
.pain-sequence article:nth-child(3) > i::after { animation-delay: .7s; }
@keyframes signal-pass { 0%, 12% { transform: translateX(-110%); } 72%, 100% { transform: translateX(250%); } }

.category-shift { padding-bottom: clamp(100px, 12vw, 190px); }
.shift-heading { width: min(calc(100% - 48px), var(--max)); margin: clamp(70px, 9vw, 130px) auto 72px; display: grid; grid-template-columns: .45fr 1fr; gap: 40px; align-items: start; }
.shift-heading > p { margin: 14px 0 0; color: var(--teal-bright); font: 500 8px/1 "Azeret Mono", monospace; letter-spacing: .13em; }
.shift-heading h2 { max-width: 1000px; margin: 0; font-size: clamp(46px, 6.8vw, 110px); line-height: .95; letter-spacing: -.075em; font-weight: 500; }
.shift-comparison { width: min(calc(100% - 48px), var(--max)); margin: 0 auto; display: grid; grid-template-columns: 1fr 110px 1fr; align-items: stretch; border: solid var(--line-dark); border-width: 1px 0; }
.shift-comparison article { min-height: 500px; display: grid; align-content: space-between; padding: clamp(28px, 4vw, 62px); }
.shift-comparison article > span { color: var(--muted); font: 500 8px/1 "Azeret Mono", monospace; letter-spacing: .13em; }
.shift-comparison h3 { margin: auto 0 16px; font-size: clamp(30px, 4vw, 60px); letter-spacing: -.06em; font-weight: 500; }
.shift-comparison p { max-width: 580px; margin: 0; color: var(--muted); font-size: 13px; line-height: 1.65; }
.shift-old { opacity: .62; }
.shift-new { background: color-mix(in oklch, var(--teal) 7%, transparent); }
.shift-new > span { color: var(--teal-bright) !important; }
.shift-axis { display: grid; place-items: center; position: relative; border: solid var(--line-dark); border-width: 0 1px; }
.shift-axis i { position: absolute; width: 1px; inset: 0 auto; background: var(--line-dark); }
.shift-axis b { z-index: 1; width: 44px; height: 44px; display: grid; place-items: center; background: var(--night); color: var(--teal-bright); font-weight: 400; }
.closed-loop { width: min(220px, 80%); aspect-ratio: 1; position: relative; margin: 52px auto 70px; border: 1px solid var(--line-dark); border-radius: 50%; }
.closed-loop i { position: absolute; inset: 18%; border: 1px solid var(--line-dark); border-radius: 50%; }
.closed-loop i:nth-child(2) { inset: 36%; }
.closed-loop i:nth-child(3), .closed-loop i:nth-child(4) { width: 6px; height: 6px; inset: 12% auto auto 50%; border: 0; background: var(--muted); }
.closed-loop i:nth-child(4) { inset: auto 20% 16% auto; }
.decision-pulse { width: min(260px, 85%); aspect-ratio: 1; position: relative; margin: 32px auto 50px; }
.decision-pulse i { position: absolute; inset: 50% auto auto 50%; width: 16px; height: 16px; border-radius: 50%; background: var(--teal-bright); transform: translate(-50%, -50%); }
.decision-pulse i:nth-child(2), .decision-pulse i:nth-child(3) { width: 66%; height: 66%; border: 1px solid var(--teal); background: transparent; }
.decision-pulse i:nth-child(3) { width: 100%; height: 100%; opacity: .35; }
.category-shift.is-active .decision-pulse i:nth-child(2) { animation: ring-breathe 3s ease-in-out infinite; }
.category-shift.is-active .decision-pulse i:nth-child(3) { animation: ring-breathe 3s .6s ease-in-out infinite; }
@keyframes ring-breathe { 50% { transform: translate(-50%, -50%) scale(1.12); opacity: .25; } }

.method { padding-bottom: clamp(100px, 12vw, 190px); }
.method-layout { width: min(calc(100% - 48px), var(--max)); margin: clamp(70px, 9vw, 130px) auto 0; display: grid; grid-template-columns: .72fr 1.28fr; gap: clamp(60px, 9vw, 150px); align-items: start; }
.method-statement { position: sticky; top: 130px; }
.method-statement h2 { margin: 0; font-size: clamp(42px, 5.5vw, 86px); line-height: .98; letter-spacing: -.07em; font-weight: 500; }
.method-statement p { max-width: 620px; margin: 30px 0 0; color: var(--ink-muted); font-size: 14px; line-height: 1.75; }
.method-steps { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line-light); }
.method-steps li { min-height: 190px; display: grid; grid-template-columns: 64px 1fr auto; gap: 22px; align-items: center; border-bottom: 1px solid var(--line-light); }
.method-steps li > span { color: var(--teal-deep); font: 500 9px/1 "Azeret Mono", monospace; }
.method-steps h3 { margin: 0 0 12px; font-size: clamp(27px, 3vw, 42px); letter-spacing: -.055em; font-weight: 500; }
.method-steps p { max-width: 660px; margin: 0; color: var(--ink-muted); font-size: 13px; line-height: 1.65; }
.method-steps b { color: var(--teal-deep); font: 500 7px/1 "Azeret Mono", monospace; letter-spacing: .12em; }

.capabilities { padding-bottom: clamp(100px, 12vw, 190px); background: var(--paper-2); }
.capabilities-heading { width: min(calc(100% - 48px), var(--max)); margin: clamp(64px, 8vw, 110px) auto 70px; display: grid; grid-template-columns: 1.2fr .8fr; gap: 70px; align-items: end; }
.capabilities-heading h2 { margin: 0; font-size: clamp(46px, 6.5vw, 102px); line-height: .95; letter-spacing: -.075em; font-weight: 500; }
.capabilities-heading p { max-width: 620px; margin: 0 0 6px; color: var(--ink-muted); font-size: 13px; line-height: 1.75; }
.capability-ledger { width: min(calc(100% - 48px), var(--max)); margin: 0 auto; display: grid; grid-template-columns: repeat(12, 1fr); border: solid var(--line-light); border-width: 1px 0 0 1px; }
.capability-ledger article { min-height: 270px; display: grid; grid-template-rows: auto 1fr auto; padding: 24px; border: solid var(--line-light); border-width: 0 1px 1px 0; }
.capability-ledger article:nth-child(1), .capability-ledger article:nth-child(4) { grid-column: span 5; }
.capability-ledger article:nth-child(2), .capability-ledger article:nth-child(5) { grid-column: span 4; }
.capability-ledger article:nth-child(3), .capability-ledger article:nth-child(6) { grid-column: span 3; }
.capability-ledger > article > span { color: var(--teal-deep); font: 500 8px/1 "Azeret Mono", monospace; }
.capability-ledger h3 { align-self: end; margin: 52px 0 16px; font-size: clamp(22px, 2.5vw, 36px); line-height: 1; letter-spacing: -.055em; font-weight: 500; }
.capability-ledger p { margin: 0 0 28px; color: var(--ink-muted); font-size: 12px; line-height: 1.65; }
.capability-ledger b { padding-top: 16px; border-top: 1px solid var(--line-light); color: var(--teal-deep); font: 500 7px/1 "Azeret Mono", monospace; letter-spacing: .12em; }

.experience { padding-bottom: clamp(100px, 12vw, 180px); }
.experience-intro { width: min(calc(100% - 48px), var(--max)); margin: clamp(68px, 9vw, 128px) auto 70px; display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(50px, 10vw, 160px); align-items: end; }
.concept-badge { display: inline-flex; padding: 10px 12px; color: var(--teal-bright); background: color-mix(in oklch, var(--teal) 8%, transparent); font: 500 7px/1 "Azeret Mono", monospace; letter-spacing: .1em; }
.experience-intro h2 { margin: 32px 0 0; font-size: clamp(46px, 6.4vw, 102px); line-height: .95; letter-spacing: -.075em; font-weight: 500; }
.experience-intro > p { margin: 0 0 8px; color: var(--muted); font-size: 14px; line-height: 1.75; }
.scenario-demo { width: min(calc(100% - 48px), var(--max)); min-height: 660px; margin: 0 auto; display: grid; grid-template-columns: 310px 1fr; border: 1px solid var(--line-dark); background: var(--ink-2); box-shadow: 0 45px 110px color-mix(in oklch, var(--night) 80%, transparent); }
.scenario-demo > aside { display: grid; grid-template-rows: auto 1fr auto; padding: 28px 22px; border-right: 1px solid var(--line-dark); }
.scenario-demo > aside > p { margin: 0; color: var(--muted); font: 500 7px/1 "Azeret Mono", monospace; letter-spacing: .12em; }
.scenario-controls { align-self: center; display: grid; }
.scenario-controls button { min-height: 92px; display: grid; align-content: center; gap: 8px; padding: 0 18px; border: 0; border-bottom: 1px solid var(--line-dark); background: transparent; text-align: left; cursor: pointer; transition: background .3s var(--ease), color .3s; }
.scenario-controls button:first-child { border-top: 1px solid var(--line-dark); }
.scenario-controls button span { font-size: 18px; font-weight: 500; }
.scenario-controls button i { color: var(--muted); font: 400 7px/1 "Azeret Mono", monospace; font-style: normal; }
.scenario-controls button[aria-pressed="true"] { color: var(--teal-bright); background: color-mix(in oklch, var(--teal) 9%, transparent); }
.scenario-demo > aside > small { color: var(--muted); font: 400 7px/1.55 "Azeret Mono", monospace; }
.scenario-canvas { min-width: 0; padding: 30px; }
.scenario-canvas > header { display: flex; align-items: center; justify-content: space-between; min-height: 46px; padding-bottom: 22px; border-bottom: 1px solid var(--line-dark); color: var(--muted); font: 500 7px/1 "Azeret Mono", monospace; letter-spacing: .09em; }
.scenario-canvas > header b { color: var(--teal-bright); }
.scenario-canvas > header i { padding: 8px 10px; color: var(--teal-bright); background: color-mix(in oklch, var(--teal) 8%, transparent); font-style: normal; }
.scenario-graph { position: relative; margin-top: 36px; }
.scenario-graph svg { width: 100%; height: auto; }
.demo-grid { fill: none; stroke: var(--line-dark); stroke-width: 1; }
.demo-observed, .demo-future { fill: none; stroke-width: 3; vector-effect: non-scaling-stroke; }
.demo-observed { stroke: color-mix(in oklch, var(--text) 46%, transparent); }
.demo-future { stroke: var(--teal-bright); opacity: 0; stroke-dasharray: 600; stroke-dashoffset: 600; transition: opacity .4s var(--ease); }
.scenario-demo[data-scenario="base"] .demo-future--base, .scenario-demo[data-scenario="pressure"] .demo-future--pressure, .scenario-demo[data-scenario="expansion"] .demo-future--expansion { opacity: 1; animation: demo-draw 1s var(--ease) forwards; }
@keyframes demo-draw { to { stroke-dashoffset: 0; } }
.scenario-cursor { position: absolute; width: 10px; height: 10px; left: 58%; top: 48%; border-radius: 50%; background: var(--teal-bright); box-shadow: 0 0 0 8px color-mix(in oklch, var(--teal) 14%, transparent), 0 0 26px color-mix(in oklch, var(--teal) 40%, transparent); transition: transform .75s var(--ease); }
.scenario-demo[data-scenario="pressure"] .scenario-cursor { transform: translate(150px, 84px); }
.scenario-demo[data-scenario="expansion"] .scenario-cursor { transform: translate(188px, -95px); }
.decision-output { display: grid; grid-template-columns: 160px 1fr; gap: 20px; margin-top: 34px; padding-top: 28px; border-top: 1px solid var(--line-dark); }
.decision-output > span { color: var(--teal-bright); font: 500 7px/1.4 "Azeret Mono", monospace; letter-spacing: .1em; }
.decision-output h3 { margin: 0; font-size: clamp(24px, 3vw, 42px); line-height: 1.1; letter-spacing: -.05em; font-weight: 500; }
.decision-output p { grid-column: 2; margin: 0; color: var(--muted); font-size: 12px; line-height: 1.6; }

.faq { padding-bottom: clamp(100px, 12vw, 180px); }
.faq-layout { width: min(calc(100% - 48px), var(--max)); margin: clamp(68px, 9vw, 126px) auto 0; display: grid; grid-template-columns: .72fr 1.28fr; gap: clamp(60px, 10vw, 170px); }
.faq-heading h2 { margin: 0; font-size: clamp(42px, 5.6vw, 86px); line-height: .98; letter-spacing: -.07em; font-weight: 500; }
.faq-list { border-top: 1px solid var(--line-light); }
.faq-list details { border-bottom: 1px solid var(--line-light); }
.faq-list summary { min-height: 105px; display: grid; grid-template-columns: 1fr 32px; align-items: center; gap: 18px; cursor: pointer; list-style: none; font-size: clamp(18px, 2vw, 26px); font-weight: 500; letter-spacing: -.035em; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary i { position: relative; width: 24px; height: 24px; }
.faq-list summary i::before, .faq-list summary i::after { content: ""; position: absolute; top: 50%; left: 3px; width: 18px; height: 1px; background: var(--teal-deep); transition: transform .3s var(--ease); }
.faq-list summary i::after { transform: rotate(90deg); }
.faq-list details[open] summary i::after { transform: rotate(0); }
.faq-list details p { max-width: 760px; margin: -8px 50px 32px 0; color: var(--ink-muted); font-size: 13px; line-height: 1.75; }

.ecosystem { padding-bottom: clamp(100px, 12vw, 180px); background: var(--paper-2); }
.ecosystem-heading { width: min(calc(100% - 48px), var(--max)); margin: clamp(68px, 9vw, 124px) auto 70px; display: grid; grid-template-columns: 1.15fr .85fr; gap: 80px; align-items: end; }
.ecosystem-heading h2 { margin: 0; font-size: clamp(44px, 6vw, 94px); line-height: .96; letter-spacing: -.075em; font-weight: 500; }
.ecosystem-heading p { margin: 0 0 8px; color: var(--ink-muted); font-size: 14px; line-height: 1.75; }
.ecosystem-rail { width: min(calc(100% - 48px), var(--max)); margin: 0 auto; display: grid; grid-template-columns: repeat(7, 1fr); border: solid var(--line-light); border-width: 1px 0 0 1px; }
.ecosystem-rail a { position: relative; min-height: 180px; display: grid; align-content: space-between; padding: 20px; border: solid var(--line-light); border-width: 0 1px 1px 0; overflow: hidden; transition: color .3s, background .3s; }
.ecosystem-rail a:hover, .ecosystem-rail a.is-current { background: var(--ink); color: var(--text); }
.ecosystem-rail span { color: var(--teal-deep); font: 500 8px/1 "Azeret Mono", monospace; }
.ecosystem-rail h3 { margin: 50px 0 0; font-size: 16px; line-height: 1; letter-spacing: -.05em; font-weight: 500; }
.ecosystem-rail h3 b { display: block; margin-top: 6px; color: var(--teal-deep); font-weight: 600; }
.ecosystem-rail a.is-current h3 b, .ecosystem-rail a:hover h3 b { color: var(--teal-bright); }
.ecosystem-rail a > i { position: absolute; right: 16px; top: 17px; color: var(--teal-deep); font: 500 7px/1 "Azeret Mono", monospace; font-style: normal; }

.contact { min-height: 780px; display: grid; grid-template-columns: 1.25fr .75fr; align-items: end; gap: clamp(50px, 8vw, 130px); padding: clamp(100px, 12vw, 190px) max(24px, calc((100vw - var(--max)) / 2)); background: var(--teal); color: var(--ink); overflow: hidden; isolation: isolate; }
.contact-signal { position: absolute; z-index: -1; right: -18vw; bottom: -30vw; width: 72vw; aspect-ratio: 1; }
.contact-signal i { position: absolute; inset: 0; border: 1px solid color-mix(in oklch, var(--ink) 19%, transparent); border-radius: 50%; }
.contact-signal i:nth-child(2) { inset: 15%; }
.contact-signal i:nth-child(3) { inset: 31%; }
.contact-signal i:nth-child(4) { inset: 47%; background: var(--ink); border: 0; }
.contact.is-active .contact-signal { animation: contact-orbit 16s linear infinite; }
@keyframes contact-orbit { to { transform: rotate(360deg); } }
.contact-copy > span, .contact aside > span { font: 600 8px/1 "Azeret Mono", monospace; letter-spacing: .14em; }
.contact h2 { max-width: 1050px; margin: 38px 0 28px; font-size: clamp(52px, 7.2vw, 118px); line-height: .92; letter-spacing: -.08em; font-weight: 550; }
.contact-copy > p { max-width: 720px; margin: 0 0 42px; font-size: 15px; line-height: 1.7; }
.button-ink { color: var(--text); background: var(--ink); border-color: var(--ink); }
.button-ink:hover { background: var(--night); }
.contact aside { display: grid; gap: 14px; padding: 28px; border: 1px solid color-mix(in oklch, var(--ink) 25%, transparent); background: color-mix(in oklch, var(--teal-bright) 26%, transparent); }
.contact aside b { font-size: clamp(24px, 3vw, 44px); letter-spacing: -.055em; }
.contact aside p { margin: 0; font-size: 11px; line-height: 1.6; }

.site-footer { min-height: 220px; display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 30px; padding: 44px max(24px, calc((100vw - var(--max)) / 2)); background: var(--night); border-top: 1px solid var(--line-dark); }
.footer-wordmark { display: grid; gap: 7px; }
.footer-wordmark span { font-size: 28px; font-weight: 600; letter-spacing: -.065em; }
.footer-wordmark b { color: var(--teal-bright); }
.footer-wordmark small { color: var(--muted); font: 500 7px/1 "Azeret Mono", monospace; letter-spacing: .1em; text-transform: uppercase; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 28px; color: var(--muted); font-size: 10px; }
.site-footer nav a:hover { color: var(--teal-bright); }
.site-footer > p { grid-column: 1 / -1; margin: 0; padding-top: 24px; border-top: 1px solid var(--line-dark); color: color-mix(in oklch, var(--muted) 65%, transparent); font: 400 7px/1 "Azeret Mono", monospace; }

[data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity .72s var(--ease), transform .82s var(--ease); }
[data-reveal].is-visible { opacity: 1; transform: none; }
[data-motion-section] { --section-active: 0; }

@media (max-width: 1280px) {
  .main-nav { display: none; }
  .site-header { grid-template-columns: auto 1fr; }
  .header-actions { justify-self: end; }
  .hero { grid-template-columns: 1fr; }
  .hero-copy { padding-bottom: 48px; }
  .signal-room { width: calc(100% - 48px); margin: 0 24px 80px; transform: none; }
  .capability-ledger article:nth-child(n) { grid-column: span 6; }
  .ecosystem-rail { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 860px) {
  :root { --header-h: 68px; }
  section[id] { scroll-margin-top: 68px; }
  .site-header { grid-template-columns: 1fr 68px; backdrop-filter: none; }
  .wordmark { min-width: 0; padding: 11px 20px 9px; border-right: 0; }
  .wordmark > span { font-size: 19px; }
  .wordmark small { font-size: 5.5px; }
  .header-actions { display: none; }
  .menu-toggle { display: grid; place-content: center; gap: 7px; border: 0; border-left: 1px solid var(--line-dark); background: transparent; cursor: pointer; }
  .menu-toggle i { width: 24px; height: 1px; background: var(--text); transition: transform .25s var(--ease); }
  .menu-toggle[aria-expanded="true"] i:first-child { transform: translateY(4px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] i:last-child { transform: translateY(-4px) rotate(-45deg); }
  .mobile-nav { position: fixed; inset: var(--header-h) 0 0; display: grid; align-content: start; padding: 26px 22px; background: var(--night); opacity: 0; visibility: hidden; transform: translateY(-18px); transition: opacity .3s, visibility .3s, transform .4s var(--ease); }
  .mobile-nav.is-open { opacity: 1; visibility: visible; transform: none; }
  .mobile-nav a { min-height: 64px; display: flex; align-items: center; border-bottom: 1px solid var(--line-dark); font-size: 22px; letter-spacing: -.04em; }
  .mobile-language { display: grid; grid-template-columns: repeat(2, 1fr); margin-top: 22px; border: 1px solid var(--line-dark); }
  .mobile-language button { min-height: 52px; border: 0; background: transparent; color: var(--muted); font: 600 10px/1 "Azeret Mono", monospace; cursor: pointer; }
  .mobile-language button + button { border-left: 1px solid var(--line-dark); }
  .mobile-language button[aria-pressed="true"] { background: color-mix(in oklch, var(--teal) 15%, transparent); color: var(--teal-bright); }
  .mobile-nav a:last-child { justify-content: center; margin-top: 24px; color: var(--ink); background: var(--teal); border: 0; font-size: 12px; }
  .family-panel { display: none; }
  .hero-copy { padding: 90px 22px 48px; }
  .hero h1 { font-size: clamp(56px, 14vw, 88px); }
  .scope-note { grid-template-columns: 1fr; }
  .signal-room { width: calc(100% - 44px); margin: 0 22px 50px; }
  .signal-room__body { min-height: 470px; grid-template-columns: 72px 1fr; }
  .signal-room__body > aside { padding-inline: 6px; }
  .signal-room__body > aside span { grid-template-columns: 1fr; justify-items: center; padding: 0 4px; }
  .signal-room__body > aside span b { font-size: 0; }
  .signal-room__body > aside i { width: 7px; height: 7px; }
  .signal-chart { padding: 22px 14px; }
  .chart-head { grid-template-columns: 1fr 1fr; }
  .chart-head span:last-child { display: none; }
  .signal-room__footer span { grid-template-columns: 1fr; gap: 5px; padding: 12px; }
  .section-index { width: calc(100% - 44px); padding-top: 76px; }
  .problem-intro, .shift-heading, .method-layout, .capabilities-heading, .experience-intro, .faq-layout, .ecosystem-heading { width: calc(100% - 44px); grid-template-columns: 1fr; gap: 34px; }
  .pain-sequence, .shift-comparison, .capability-ledger, .scenario-demo, .ecosystem-rail { width: calc(100% - 44px); }
  .pain-sequence article { min-height: 210px; grid-template-columns: 36px 1fr; }
  .pain-sequence article > i { grid-column: 2; }
  .shift-comparison { grid-template-columns: 1fr; }
  .shift-axis { min-height: 72px; border-width: 1px 0; }
  .shift-axis i { width: 100%; height: 1px; inset: auto 0; }
  .shift-axis b { transform: rotate(90deg); }
  .shift-comparison article { min-height: 430px; }
  .method-statement { position: static; }
  .method-steps li { grid-template-columns: 44px 1fr; }
  .method-steps b { display: none; }
  .capability-ledger article:nth-child(n) { grid-column: span 12; min-height: 240px; }
  .scenario-demo { min-height: auto; grid-template-columns: 1fr; }
  .scenario-demo > aside { grid-template-rows: auto auto auto; border-right: 0; border-bottom: 1px solid var(--line-dark); }
  .scenario-controls { grid-template-columns: repeat(3, 1fr); margin: 26px 0; }
  .scenario-controls button { min-height: 82px; padding: 0 12px; border: solid var(--line-dark); border-width: 1px 1px 1px 0; }
  .scenario-controls button:first-child { border-left: 1px solid var(--line-dark); }
  .scenario-controls button i { display: none; }
  .decision-output { grid-template-columns: 1fr; }
  .decision-output p { grid-column: 1; }
  .ecosystem-rail { grid-template-columns: repeat(2, 1fr); }
  .contact { min-height: 720px; grid-template-columns: 1fr; padding-inline: 22px; }
  .contact aside { display: none; }
  .site-footer { grid-template-columns: 1fr; padding-inline: 22px; }
}

@media (max-width: 560px) {
  .hero-buttons { display: grid; }
  .button { width: 100%; }
  .signal-room figcaption { grid-template-columns: 1fr auto; }
  .signal-room figcaption span { display: none; }
  .signal-room__body { min-height: 350px; }
  .signal-chart svg { margin-top: 28px; }
  .chart-legend { display: grid; gap: 10px; }
  .signal-room__footer { grid-template-columns: 1fr; }
  .signal-room__footer span { grid-template-columns: auto 1fr; border-right: 0; border-bottom: 1px solid var(--line-dark); }
  .problem-intro h2, .shift-heading h2, .capabilities-heading h2, .experience-intro h2, .ecosystem-heading h2 { font-size: clamp(40px, 12vw, 62px); }
  .method-statement h2, .faq-heading h2 { font-size: clamp(38px, 11vw, 56px); }
  .scenario-controls { grid-template-columns: 1fr; }
  .scenario-controls button { border-width: 0 1px 1px; }
  .scenario-controls button:first-child { border-top: 1px solid var(--line-dark); }
  .scenario-canvas { padding: 22px 15px; }
  .scenario-canvas > header i { display: none; }
  .ecosystem-rail { grid-template-columns: 1fr; }
  .ecosystem-rail a { min-height: 120px; }
  .contact h2 { font-size: clamp(48px, 14vw, 72px); }
  .site-footer nav { display: grid; grid-template-columns: 1fr 1fr; }
}

/* V4 continuous scroll depth and softer business-system surfaces. */
.business-route-transition { position:fixed;inset:0;z-index:1200;display:grid;place-content:center;justify-items:center;color:white;background:var(--ink);opacity:0;pointer-events:none;transform:translateY(100%);transition:opacity .18s ease,transform .64s var(--ease); }
.business-route-transition.is-active { opacity:1;pointer-events:auto;transform:translateY(0); }
.business-route-transition span { color:var(--teal-bright);font:500 8px/1 "Azeret Mono",monospace;letter-spacing:.16em; }
.business-route-transition b { margin:18px 0 28px;font-size:clamp(36px,6vw,86px);font-weight:400;letter-spacing:-.06em; }
.business-route-transition i { width:min(420px,68vw);height:3px;background:linear-gradient(90deg,var(--teal),var(--teal-bright));transform:scaleX(0);transform-origin:left; }
.business-route-transition.is-active i { animation:route-line .48s .12s var(--ease) forwards; } @keyframes route-line{to{transform:scaleX(1)}}
[data-motion-section].is-active [data-reveal] { translate: 0 var(--section-shift, 0px); transition: translate 90ms linear; will-change: translate; }
[data-motion-section].is-active figure { translate: 0 var(--section-shift-inverse, 0px); transition: translate 90ms linear; will-change: translate; }
.signal-room, .scenario-demo, .capability-card, .experience-panel, .family-panel__links a, .ecosystem-rail a { border-radius: 20px; overflow: hidden; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .loader { display: none; }
  [data-reveal] { opacity: 1; transform: none; }
  .signal-room, .scenario-cursor { transform: none !important; }
  [data-motion-section] [data-reveal], [data-motion-section] figure { translate: none !important; }
}