:root {
  --ink: #0b1515;
  --deep: #0a1212;
  --deep-2: #102322;
  --teal: #78cfba;
  --teal-dark: #184c47;
  --copper: #d2a16b;
  --cream: #f2efe6;
  --mist: #dfe8e3;
  --paper: #fbfaf6;
  --white: #f8fbf9;
  --muted: #9db0aa;
  --line: rgba(255,255,255,.14);
  --dark-line: rgba(11,21,21,.15);
  --shadow: 0 24px 70px rgba(5,17,16,.16);
  --radius: 20px;
  --shell: 1180px;
  --header-h: 78px;
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-size: 17px; line-height: 1.58; text-rendering: optimizeLegibility; }
body.nav-open { overflow: hidden; }
a { color: inherit; text-decoration-thickness: .08em; text-underline-offset: .18em; }
img, svg { display: block; max-width: 100%; }
button, input, textarea { font: inherit; }
::selection { background: var(--teal); color: var(--ink); }
.shell { width: min(calc(100% - 40px), var(--shell)); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; top: 8px; left: 8px; z-index: 1000; transform: translateY(-150%); background: var(--cream); color: var(--ink); padding: 10px 14px; border-radius: 8px; }
.skip-link:focus { transform: translateY(0); }
.site-header { position: fixed; inset: 0 0 auto; z-index: 100; height: var(--header-h); color: var(--white); transition: background .25s ease, border-color .25s ease, backdrop-filter .25s ease; border-bottom: 1px solid transparent; }
.site-header.is-scrolled { background: rgba(8,18,18,.88); border-color: var(--line); backdrop-filter: blur(16px); }
.header-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
.brand img { border-radius: 13px; }
.brand-copy { display: flex; flex-direction: column; line-height: 1.05; }
.brand-copy strong { font-size: 1rem; letter-spacing: .01em; }
.brand-copy small { margin-top: 5px; font-size: .67rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.site-nav { display: flex; align-items: center; gap: 20px; font-size: .88rem; font-weight: 650; }
.site-nav > a { text-decoration: none; color: #dce8e3; transition: color .2s ease; }
.site-nav > a:hover, .site-nav > a[aria-current="page"] { color: var(--teal); }
.nav-cta { padding: 10px 15px; border: 1px solid rgba(120,207,186,.45); border-radius: 999px; }
.nav-cta:hover { background: var(--teal); color: var(--ink) !important; }
.nav-toggle { display: none; background: none; border: 0; color: var(--white); padding: 12px; }
.nav-toggle span:not(.sr-only) { display: block; width: 24px; height: 2px; background: currentColor; margin: 5px; transition: transform .2s ease; }
.section { padding: 110px 0; }
.section-dark { background: var(--deep); color: var(--white); }
.section-cream { background: var(--cream); }
.section-mist { background: var(--mist); }
.section-teal { background: var(--teal-dark); color: var(--white); }
.hero { min-height: 810px; padding: calc(var(--header-h) + 110px) 0 95px; position: relative; overflow: hidden; }
.hero::before { content: ""; position: absolute; width: 720px; height: 720px; right: -180px; top: -130px; border-radius: 50%; background: radial-gradient(circle, rgba(120,207,186,.14), transparent 64%); }
.hero-grid, .page-hero-grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(340px, .75fr); gap: 88px; align-items: center; position: relative; }
.eyebrow, .section-kicker { margin: 0 0 18px; font-size: .76rem; font-weight: 760; letter-spacing: .15em; text-transform: uppercase; }
.eyebrow { color: var(--teal); display: flex; align-items: center; gap: 10px; }
.eyebrow span { width: 38px; height: 1px; background: currentColor; }
.section-kicker { color: var(--teal-dark); }
.section-dark .section-kicker, .section-teal .section-kicker { color: var(--teal); }
h1, h2, h3 { margin: 0; line-height: 1.06; letter-spacing: -.038em; }
h1 { font-size: clamp(3.4rem, 6.2vw, 6.5rem); max-width: 920px; }
h2 { font-size: clamp(2.4rem, 4.2vw, 4.3rem); }
h3 { font-size: 1.4rem; }
.hero-lede { margin: 28px 0 0; max-width: 740px; color: #c9d7d2; font-size: clamp(1.15rem, 1.8vw, 1.43rem); line-height: 1.55; }
.button-row { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 52px; padding: 0 22px; border-radius: 999px; font-size: .9rem; font-weight: 760; text-decoration: none; border: 1px solid transparent; transition: transform .2s ease, background .2s ease, color .2s ease, border-color .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--teal); color: var(--ink); }
.button-quiet { border-color: rgba(255,255,255,.2); color: var(--white); }
.button-quiet:hover { border-color: var(--teal); color: var(--teal); }
.button-dark { background: var(--ink); color: var(--white); margin-top: 26px; }
.button-light { background: var(--cream); color: var(--ink); margin-top: 22px; }
.microcopy { margin-top: 28px; color: var(--muted); font-size: .82rem; }
.signal-panel { position: relative; background: linear-gradient(150deg, rgba(255,255,255,.08), rgba(255,255,255,.03)); border: 1px solid var(--line); border-radius: 28px; padding: 24px; box-shadow: 0 30px 80px rgba(0,0,0,.28); overflow: hidden; }
.panel-top { display: flex; justify-content: space-between; color: var(--muted); font-size: .72rem; text-transform: uppercase; letter-spacing: .12em; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
.status-dot { color: var(--teal); }
.status-dot::before { content: ""; display: inline-block; width: 7px; height: 7px; margin-right: 7px; border-radius: 50%; background: currentColor; box-shadow: 0 0 14px currentColor; }
.signal-row { display: flex; justify-content: space-between; gap: 20px; padding: 15px 2px; border-bottom: 1px solid var(--line); }
.signal-row span { color: #b6c7c1; }
.signal-row strong { color: var(--white); font-size: .92rem; }
.signal-map { margin: 18px -10px 0; }
.signal-map svg { width: 100%; overflow: visible; }
.signal-map .wire { fill: none; stroke-width: 2; opacity: .8; }
.wire-a { stroke: var(--teal); }
.wire-b { stroke: var(--copper); }
.signal-map circle { fill: var(--cream); }
.panel-note { margin: 4px 0 0; color: var(--muted); font-size: .82rem; }
.split-lead { display: grid; grid-template-columns: .42fr 1.4fr; gap: 80px; align-items: start; }
.large-copy { font-size: clamp(1.15rem, 2vw, 1.45rem); line-height: 1.55; max-width: 880px; }
.three-grid, .four-grid { display: grid; gap: 18px; margin-top: 66px; }
.three-grid { grid-template-columns: repeat(3, 1fr); }
.four-grid { grid-template-columns: repeat(4, 1fr); }
.principle-card { min-height: 285px; padding: 28px; border: 1px solid var(--dark-line); border-radius: var(--radius); display: flex; flex-direction: column; }
.card-index { font-size: .72rem; color: var(--teal-dark); letter-spacing: .12em; }
.principle-card h3 { margin-top: auto; }
.principle-card p { margin: 12px 0 0; color: #41524f; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 40px; }
.section-heading h2 { max-width: 820px; }
.text-link { display: inline-flex; gap: 10px; align-items: center; font-weight: 760; text-decoration: none; white-space: nowrap; }
.text-link span { transition: transform .2s ease; }
.text-link:hover span { transform: translateX(5px); }
.work-card { min-height: 360px; display: flex; flex-direction: column; padding: 26px; border: 1px solid var(--line); border-radius: var(--radius); text-decoration: none; background: rgba(255,255,255,.035); transition: transform .25s ease, border-color .25s ease, background .25s ease; }
.work-card:hover { transform: translateY(-7px); border-color: rgba(120,207,186,.5); background: rgba(120,207,186,.07); }
.work-card h3 { margin-top: auto; }
.work-card p { color: #b9cac4; }
.card-link { color: var(--teal); font-size: .84rem; font-weight: 720; }
.work-icon { width: 52px; height: 52px; border: 1px solid rgba(120,207,186,.35); border-radius: 16px; position: relative; }
.work-icon::before, .work-icon::after { content: ""; position: absolute; }
.node-icon::before { inset: 13px; border: 2px solid var(--teal); border-radius: 4px; }
.node-icon::after { width: 18px; height: 2px; left: 16px; bottom: 9px; background: var(--copper); }
.receipt-icon::before { width: 19px; height: 25px; left: 15px; top: 10px; border: 2px solid var(--teal); border-radius: 3px; }
.receipt-icon::after { width: 12px; height: 2px; left: 19px; top: 20px; background: var(--copper); box-shadow: 0 6px 0 var(--copper); }
.companion-icon::before { width: 22px; height: 22px; border: 2px solid var(--teal); border-radius: 50%; left: 13px; top: 8px; }
.companion-icon::after { width: 26px; height: 13px; border: 2px solid var(--copper); border-top: 0; border-radius: 0 0 20px 20px; left: 11px; bottom: 8px; }
.mesh-icon::before { width: 8px; height: 8px; border-radius: 50%; background: var(--teal); left: 8px; top: 21px; box-shadow: 28px -12px 0 var(--copper), 28px 12px 0 var(--teal); }
.mesh-icon::after { width: 30px; height: 26px; left: 12px; top: 13px; border-top: 1px solid var(--muted); border-bottom: 1px solid var(--muted); transform: skewY(-23deg); }
.field-strip { display: grid; grid-template-columns: 1.05fr .95fr; gap: 90px; align-items: center; }
.field-intro p:not(.section-kicker) { max-width: 620px; }
.field-list { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--dark-line); }
.field-list span { padding: 18px 8px; border-bottom: 1px solid var(--dark-line); font-weight: 680; }
.method-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; align-items: start; }
.step-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--dark-line); }
.step-list li { display: grid; grid-template-columns: 54px 1fr; gap: 18px; padding: 24px 0; border-bottom: 1px solid var(--dark-line); }
.step-list li > span { color: var(--teal-dark); font-size: .76rem; font-weight: 760; }
.step-list strong { font-size: 1.1rem; }
.step-list p { margin: 5px 0 0; color: #53635f; }
.cta-grid { display: grid; grid-template-columns: 1fr .9fr; gap: 100px; align-items: center; }
.cta-grid p { color: #dceae5; max-width: 600px; }
.page-hero { min-height: 610px; padding: calc(var(--header-h) + 120px) 0 90px; display: flex; align-items: center; }
.page-hero h1 { font-size: clamp(3.2rem, 5.7vw, 6rem); }
.hero-aside { border-left: 1px solid var(--line); padding-left: 36px; color: #b7c8c2; font-size: 1.12rem; }
.hero-aside code { display: block; margin-top: 22px; color: var(--teal); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; line-height: 1.8; font-size: .9rem; }
.detail-section { scroll-margin-top: var(--header-h); }
.detail-grid { display: grid; grid-template-columns: 120px 1fr; gap: 40px; }
.detail-number { font-size: .78rem; font-weight: 760; letter-spacing: .12em; color: var(--teal-dark); }
.section-dark .detail-number { color: var(--teal); }
.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 34px; margin-top: 54px; }
.feature-grid > div { padding-top: 20px; border-top: 1px solid var(--dark-line); }
.section-dark .feature-grid > div { border-color: var(--line); }
.feature-grid p { color: #52625f; }
.section-dark .feature-grid p { color: #b8c8c2; }
.quiet-list, .origin-list { list-style: none; padding: 0; margin: 50px 0 0; }
.quiet-list li, .origin-list li { display: grid; grid-template-columns: .55fr 1fr; gap: 30px; padding: 18px 0; border-top: 1px solid var(--dark-line); }
.quote-panel { margin-top: 42px; padding: 34px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255,255,255,.035); }
.quote-panel blockquote { margin: 0; color: var(--teal); font-size: clamp(1.5rem, 3vw, 2.6rem); line-height: 1.35; letter-spacing: -.03em; }
.quote-panel p { color: #b9c9c3; max-width: 720px; }
.mesh-diagram { display: grid; grid-template-columns: 1fr 80px 1fr 80px 1fr; align-items: center; margin: 54px 0 30px; }
.mesh-node { min-height: 130px; border: 1px solid var(--dark-line); border-radius: 18px; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.mesh-node span { color: #61716d; font-size: .8rem; }
.mesh-core { background: var(--deep-2); color: var(--white); border-color: transparent; }
.mesh-core span { color: var(--teal); }
.mesh-line { height: 1px; background: var(--teal-dark); }
.six-principles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--dark-line); border: 1px solid var(--dark-line); }
.six-principles article { background: var(--mist); padding: 34px; min-height: 260px; }
.six-principles span { color: var(--teal-dark); font-size: .76rem; }
.six-principles h3 { margin-top: 62px; }
.architecture-flow { display: grid; grid-template-columns: .8fr 1.2fr; gap: 90px; align-items: start; }
.flow-copy { position: sticky; top: calc(var(--header-h) + 40px); }
.flow-copy p:not(.section-kicker) { color: #b7c8c2; }
.flow-stack { display: grid; gap: 12px; }
.flow-stack > div { display: grid; grid-template-columns: 56px 1fr auto; align-items: center; gap: 20px; padding: 22px; border: 1px solid var(--line); border-radius: 16px; background: rgba(255,255,255,.03); }
.flow-stack span { color: var(--teal); font-size: .72rem; }
.flow-stack small { color: var(--muted); }
.pattern-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.pattern-card { padding: 34px; border: 1px solid var(--dark-line); border-radius: var(--radius); min-height: 390px; display: flex; flex-direction: column; }
.pattern-card > span { color: var(--teal-dark); font-size: .75rem; font-weight: 760; letter-spacing: .12em; text-transform: uppercase; }
.pattern-card h2 { margin-top: 70px; font-size: 2.2rem; }
.pattern-card p { color: #4d5d59; }
.pattern-card ul { margin-top: auto; padding-left: 18px; columns: 2; font-size: .86rem; }
.field-story, .origin-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 90px; }
.field-story p, .origin-grid p { color: #bccbc6; }
.emphasis { color: var(--teal) !important; font-size: 1.3rem; }
.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.team-card { padding: 30px; border: 1px solid var(--dark-line); border-radius: var(--radius); background: rgba(255,255,255,.4); }
.team-monogram { width: 58px; height: 58px; display: grid; place-items: center; border-radius: 50%; background: var(--deep-2); color: var(--teal); font-weight: 780; letter-spacing: .05em; }
.team-card h3 { margin-top: 50px; }
.team-role { color: var(--teal-dark); font-size: .84rem; font-weight: 720; }
.origin-list li { border-color: var(--line); }
.origin-list strong { color: var(--teal); }
.origin-list span { color: #c5d3ce; }
.manifesto { max-width: 950px; text-align: center; }
.manifesto blockquote { margin: 30px auto; font-size: clamp(2.1rem, 4.4vw, 4.6rem); line-height: 1.17; letter-spacing: -.045em; }
.inline-list { display: flex; flex-wrap: wrap; gap: 10px; list-style: none; padding: 0; margin-top: 28px; }
.inline-list li { padding: 9px 13px; border: 1px solid var(--dark-line); border-radius: 999px; font-size: .82rem; }
.compact-hero { min-height: 480px; }
.prose { max-width: 850px; }
.prose h2 { margin-top: 50px; font-size: 2rem; }
.prose a { color: var(--teal-dark); }
.site-footer { padding: 72px 0 24px; background: #07100f; color: #c5d3ce; }
.footer-grid { display: grid; grid-template-columns: 1.45fr .65fr .65fr .75fr; gap: 46px; }
.footer-brand { color: var(--white); }
.footer-grid p { max-width: 480px; color: var(--muted); }
.footer-links { display: flex; flex-direction: column; align-items: flex-start; gap: 9px; }
.footer-links strong { color: var(--white); margin-bottom: 8px; }
.footer-links a { color: var(--muted); text-decoration: none; }
.footer-links a:hover { color: var(--teal); }
.footer-base { display: flex; justify-content: space-between; gap: 20px; padding-top: 26px; margin-top: 60px; border-top: 1px solid var(--line); font-size: .72rem; color: #758984; }
[data-reveal] { opacity: 1; transform: none; }
.has-js [data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.has-js [data-reveal].is-visible { opacity: 1; transform: none; }


/* Public offer expansion -------------------------------------------------- */
.appliance-preview { overflow: hidden; }
.product-preview-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 62px; }
.product-preview-card { min-height: 520px; padding: 30px; border: 1px solid var(--dark-line); border-radius: 26px; background: rgba(255,255,255,.54); display: flex; flex-direction: column; box-shadow: 0 18px 48px rgba(9,30,28,.05); }
.product-preview-card.featured { background: var(--deep-2); color: var(--white); border-color: transparent; transform: translateY(-12px); box-shadow: var(--shadow); }
.product-preview-card.featured p { color: #bdcdc7; }
.product-preview-card h3 { margin-top: 34px; font-size: 2rem; }
.product-preview-card > p:not(.product-fit) { color: #4d5d59; }
.product-fit { margin: 28px 0 0; color: var(--teal-dark); font-size: .72rem; font-weight: 760; letter-spacing: .11em; text-transform: uppercase; }
.product-preview-card.featured .product-fit { color: var(--teal); }
.price-lockup { margin-top: auto; padding-top: 24px; border-top: 1px solid var(--dark-line); display: flex; flex-direction: column; gap: 4px; }
.product-preview-card.featured .price-lockup { border-color: var(--line); }
.price-lockup strong { font-size: 1.25rem; }
.price-lockup span { color: #5d6c68; font-size: .84rem; }
.product-preview-card.featured .price-lockup span { color: var(--muted); }
.pricing-note { margin-top: 26px; padding-top: 18px; border-top: 1px solid var(--dark-line); color: #596965; font-size: .82rem; }
.pricing-note p { max-width: 900px; margin: 0; }
.device { position: relative; width: 100%; height: 155px; display: grid; place-items: center; border-radius: 20px; background: linear-gradient(145deg, #102120, #071010); overflow: hidden; }
.device::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 75% 20%, rgba(120,207,186,.18), transparent 43%); }
.device::after { content: ""; position: absolute; left: 14%; right: 14%; bottom: 22px; height: 2px; background: rgba(120,207,186,.5); box-shadow: 0 0 18px rgba(120,207,186,.55); }
.device span { position: relative; display: block; border: 1px solid rgba(255,255,255,.23); background: linear-gradient(145deg, #25302f, #0c1414); box-shadow: 0 18px 35px rgba(0,0,0,.42); }
.device span::before { content: "QW"; position: absolute; top: 13px; left: 15px; color: var(--teal); font-size: .65rem; font-weight: 800; letter-spacing: .08em; }
.device span::after { content: ""; position: absolute; right: 14px; bottom: 13px; width: 7px; height: 7px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 11px var(--teal); }
.device-micro span { width: 126px; height: 78px; border-radius: 11px; }
.device-pro span { width: 154px; height: 95px; border-radius: 10px; }
.device-server span { width: 90px; height: 120px; border-radius: 8px; }
.pilot-preview-grid { display: grid; grid-template-columns: 1fr .9fr; gap: 90px; align-items: center; }
.pilot-mini-timeline { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--dark-line); }
.pilot-mini-timeline li { display: grid; grid-template-columns: 54px 1fr; gap: 18px; padding: 17px 0; border-bottom: 1px solid var(--dark-line); }
.pilot-mini-timeline span { color: var(--teal-dark); font-size: .72rem; font-weight: 780; }
.pilot-mini-timeline p { margin: 3px 0 0; color: #5b6a66; }
.pattern-preview-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 58px; }
.pattern-preview-grid a { min-height: 320px; padding: 27px; border: 1px solid var(--line); border-radius: 20px; text-decoration: none; display: flex; flex-direction: column; background: rgba(255,255,255,.03); transition: transform .2s ease, border-color .2s ease, background .2s ease; }
.pattern-preview-grid a:hover { transform: translateY(-5px); border-color: rgba(120,207,186,.55); background: rgba(120,207,186,.07); }
.pattern-preview-grid span { color: var(--teal); font-size: .72rem; font-weight: 760; }
.pattern-preview-grid h3 { margin-top: auto; }
.pattern-preview-grid p { color: #b8c8c2; margin-bottom: 0; }
.product-hero .page-hero-grid { align-items: end; }
.appliance-stack { display: grid; gap: 11px; }
.appliance-stack > div { display: grid; grid-template-columns: 44px 1fr; gap: 5px 18px; padding: 21px; border: 1px solid var(--line); border-radius: 16px; background: rgba(255,255,255,.035); }
.appliance-stack span { grid-row: 1 / 3; color: var(--teal); font-size: .72rem; font-weight: 780; }
.appliance-stack strong { font-size: 1.08rem; }
.appliance-stack small { color: var(--muted); }
.product-section-heading { max-width: 850px; }
.product-section-heading > p:last-child { color: #596965; }
.product-catalog { display: grid; gap: 24px; margin-top: 54px; }
.product-card { padding: 42px; border: 1px solid var(--dark-line); border-radius: 28px; background: rgba(255,255,255,.58); }
.product-card-featured { background: var(--deep-2); color: var(--white); border-color: transparent; box-shadow: var(--shadow); }
.product-card header { display: grid; grid-template-columns: 280px 1fr; gap: 42px; align-items: center; }
.product-card header .device { height: 185px; }
.product-card h2 { font-size: clamp(2.4rem, 4vw, 4.2rem); }
.product-card .product-summary { max-width: 850px; margin: 32px 0; color: #4f5f5b; font-size: 1.15rem; }
.product-card-featured .product-summary { color: #c0cfca; }
.catalog-price { display: grid; grid-template-columns: auto 1fr auto; gap: 18px; align-items: baseline; padding: 22px 0; border-top: 1px solid var(--dark-line); border-bottom: 1px solid var(--dark-line); }
.product-card-featured .catalog-price { border-color: var(--line); }
.catalog-price strong { font-size: 1.45rem; }
.catalog-price span { color: #61706c; font-size: .82rem; }
.product-card-featured .catalog-price span { color: var(--muted); }
.catalog-price b { color: var(--teal-dark); }
.product-card-featured .catalog-price b { color: var(--teal); }
.spec-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin: 30px 0; background: var(--dark-line); border: 1px solid var(--dark-line); }
.spec-grid > div { min-height: 110px; padding: 18px; background: var(--paper); display: flex; flex-direction: column; justify-content: space-between; }
.product-card-featured .spec-grid { background: var(--line); border-color: var(--line); }
.product-card-featured .spec-grid > div { background: #132827; }
.spec-grid span { color: #65746f; font-size: .72rem; text-transform: uppercase; letter-spacing: .1em; }
.product-card-featured .spec-grid span { color: var(--muted); }
.spec-grid strong { font-size: .9rem; }
.check-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px 28px; list-style: none; padding: 0; margin: 18px 0 34px; }
.check-list li { position: relative; padding-left: 24px; }
.check-list li::before { content: "✓"; position: absolute; left: 0; color: var(--teal-dark); font-weight: 800; }
.product-card-featured .check-list li::before { color: var(--teal); }
.custom-system-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 90px; align-items: center; }
.custom-system-panel { padding: 32px; border: 1px solid var(--line); border-radius: 22px; background: rgba(255,255,255,.035); }
.custom-system-panel > span { color: var(--teal); font-size: .73rem; text-transform: uppercase; letter-spacing: .12em; }
.custom-system-panel ul { padding-left: 18px; color: #c0cfca; }
.custom-system-panel strong { display: block; margin-top: 25px; padding-top: 20px; border-top: 1px solid var(--line); color: var(--white); }
.included-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 56px; background: var(--dark-line); border: 1px solid var(--dark-line); }
.included-grid article { min-height: 265px; padding: 28px; background: var(--paper); }
.included-grid span { color: var(--teal-dark); font-size: .72rem; font-weight: 780; }
.included-grid h3 { margin-top: 72px; }
.included-grid p { color: #53625e; }
.ownership-grid { display: grid; grid-template-columns: .7fr 1.3fr; gap: 90px; }
.ownership-list { margin: 0; border-top: 1px solid var(--dark-line); }
.ownership-list > div { display: grid; grid-template-columns: .35fr 1fr; gap: 30px; padding: 19px 0; border-bottom: 1px solid var(--dark-line); }
.ownership-list dt { font-weight: 760; }
.ownership-list dd { margin: 0; color: #53635f; }
.pilot-outcome-panel { padding: 27px; border: 1px solid var(--line); border-radius: 22px; background: rgba(255,255,255,.04); display: flex; flex-direction: column; gap: 0; }
.pilot-outcome-panel > span { color: var(--teal); font-size: .72rem; text-transform: uppercase; letter-spacing: .12em; margin-bottom: 12px; }
.pilot-outcome-panel strong { padding: 18px 0; border-top: 1px solid var(--line); font-size: 1.15rem; }
.pilot-timeline { display: grid; grid-template-columns: repeat(5, 1fr); margin-top: 56px; border: 1px solid var(--dark-line); }
.pilot-timeline article { min-height: 440px; padding: 26px; border-right: 1px solid var(--dark-line); display: flex; flex-direction: column; }
.pilot-timeline article:last-child { border-right: 0; }
.pilot-timeline > article > span { color: var(--teal-dark); font-size: .72rem; font-weight: 760; text-transform: uppercase; letter-spacing: .1em; }
.pilot-timeline h3 { margin-top: 58px; font-size: 1.75rem; }
.pilot-timeline p { color: #53635f; }
.pilot-timeline ul { margin-top: auto; padding-left: 17px; font-size: .82rem; }
.deliverables-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 90px; }
.deliverables-list { border-top: 1px solid var(--line); }
.deliverables-list > div { display: grid; grid-template-columns: 50px 1fr; gap: 18px; padding: 19px 0; border-bottom: 1px solid var(--line); }
.deliverables-list span { color: var(--teal); font-size: .72rem; }
.pilot-fit-grid { display: grid; grid-template-columns: 1fr .75fr; gap: 90px; }
.fit-list { list-style: none; padding: 0; margin-top: 36px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px 30px; }
.fit-list li { position: relative; padding: 14px 0 14px 28px; border-top: 1px solid var(--dark-line); }
.fit-list li::before { content: "+"; position: absolute; left: 0; color: var(--teal-dark); font-weight: 800; }
.not-fit-panel { padding: 34px; border-radius: 24px; background: var(--deep-2); color: var(--white); }
.not-fit-panel p { color: #bdccc7; }
.emphasis-dark { color: var(--teal) !important; font-size: 1.2rem; }
.pilot-pricing-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 50px; }
.pilot-pricing-grid article { min-height: 240px; padding: 26px; border: 1px solid var(--dark-line); border-radius: 20px; background: rgba(255,255,255,.48); display: flex; flex-direction: column; }
.pilot-pricing-grid span { color: var(--teal-dark); font-size: .72rem; font-weight: 760; text-transform: uppercase; letter-spacing: .1em; }
.pilot-pricing-grid h3 { margin-top: auto; }
.pilot-pricing-grid p { color: #53635f; }
.pattern-detail-grid { display: grid; grid-template-columns: 270px 1fr; gap: 80px; align-items: start; }
.pattern-marker { position: sticky; top: calc(var(--header-h) + 35px); padding: 28px; border: 1px solid var(--dark-line); border-radius: 22px; display: flex; flex-direction: column; }
.section-dark .pattern-marker { border-color: var(--line); background: rgba(255,255,255,.03); }
.pattern-marker span { color: var(--teal-dark); font-size: .72rem; font-weight: 780; }
.section-dark .pattern-marker span { color: var(--teal); }
.pattern-marker strong { margin-top: 80px; font-size: 1.45rem; line-height: 1.2; }
.pattern-marker small { margin-top: 12px; color: #687772; }
.section-dark .pattern-marker small { color: var(--muted); }
.pattern-facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin: 44px 0; background: var(--dark-line); border: 1px solid var(--dark-line); }
.section-dark .pattern-facts { background: var(--line); border-color: var(--line); }
.pattern-facts > div { min-height: 230px; padding: 24px; background: var(--paper); }
.section-dark .pattern-facts > div { background: #102120; }
.pattern-facts span { color: var(--teal-dark); font-size: .72rem; font-weight: 760; text-transform: uppercase; letter-spacing: .09em; }
.section-dark .pattern-facts span { color: var(--teal); }
.pattern-facts p { color: #53635f; }
.section-dark .pattern-facts p { color: #bdccc7; }
.node-map { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.node-map > div { min-height: 90px; padding: 18px; border: 1px solid var(--dark-line); border-radius: 14px; display: grid; place-items: center; font-weight: 720; }
.node-map-core { grid-column: span 4; background: var(--deep-2); color: var(--teal); border-color: transparent !important; }
.workflow-ribbon { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 22px; border: 1px solid var(--dark-line); border-radius: 18px; font-size: .82rem; }
.workflow-ribbon span { padding: 9px 12px; border-radius: 999px; background: rgba(24,76,71,.09); }
.workflow-ribbon b { color: var(--teal-dark); }
.field-mesh { display: grid; grid-template-columns: 1fr 80px 1fr 80px 1fr; align-items: center; }
.field-mesh > div { min-height: 125px; border: 1px solid var(--line); border-radius: 18px; display: flex; flex-direction: column; justify-content: center; align-items: center; background: rgba(255,255,255,.03); }
.field-mesh span { color: var(--teal); font-size: .72rem; }
.field-mesh i { height: 1px; background: var(--teal); }
.public-layers { display: grid; gap: 8px; }
.public-layers > div { padding: 18px 24px; border: 1px solid var(--dark-line); border-radius: 12px; background: rgba(255,255,255,.45); }
.public-layers > div:last-child { background: var(--deep-2); color: var(--teal); border-color: transparent; }
.truth-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin: 34px 0; background: var(--dark-line); border: 1px solid var(--dark-line); }
.truth-grid article { padding: 25px; background: var(--paper); }
.truth-grid span { color: var(--teal-dark); font-weight: 760; }
.offer-bridge-grid { display: grid; grid-template-columns: 1.3fr repeat(3, .75fr); gap: 14px; align-items: stretch; }
.offer-bridge-grid > div { padding-right: 32px; }
.offer-bridge-grid > a { padding: 25px; border: 1px solid var(--dark-line); border-radius: 18px; text-decoration: none; display: flex; flex-direction: column; min-height: 220px; transition: transform .2s ease, border-color .2s ease; }
.offer-bridge-grid > a:hover { transform: translateY(-4px); border-color: var(--teal-dark); }
.offer-bridge-grid > a span { color: var(--teal-dark); font-size: .72rem; }
.offer-bridge-grid > a strong { margin-top: auto; }
.offer-bridge-grid > a small { color: #64736f; margin-top: 8px; }
@media (max-width: 1000px) {
  .hero-grid, .page-hero-grid, .field-strip, .method-grid, .cta-grid, .architecture-flow, .field-story, .origin-grid { grid-template-columns: 1fr; gap: 55px; }
  .hero { min-height: 0; }
  .signal-panel { max-width: 650px; }
  .four-grid { grid-template-columns: repeat(2, 1fr); }
  .three-grid { grid-template-columns: 1fr; }
  .principle-card { min-height: 230px; }
  .six-principles { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: 1fr; }
  .flow-copy { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 38px; }
}
@media (max-width: 760px) {
  :root { --header-h: 70px; }
  .shell { width: min(calc(100% - 28px), var(--shell)); }
  .site-header { background: rgba(8,18,18,.94); border-color: var(--line); backdrop-filter: blur(16px); }
  .site-nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px 14px; font-size: .78rem; }
  .site-nav > a { padding: 8px 0; }
  .has-js .nav-toggle { display: block; }
  .has-js .site-nav { position: fixed; inset: var(--header-h) 0 auto; display: none; flex-direction: column; align-items: stretch; gap: 0; background: #091414; border-bottom: 1px solid var(--line); padding: 14px; }
  .has-js .site-nav.is-open { display: flex; }
  .has-js .site-nav > a { padding: 16px; border-bottom: 1px solid var(--line); }
  .nav-cta { margin-top: 10px; text-align: center; border: 1px solid rgba(120,207,186,.45) !important; }
  .brand-copy small { display: none; }
  .hero { padding-top: calc(var(--header-h) + 70px); }
  h1 { font-size: clamp(3rem, 14vw, 4.4rem); }
  h2 { font-size: clamp(2.2rem, 10vw, 3.3rem); }
  .section { padding: 78px 0; }
  .split-lead { grid-template-columns: 1fr; gap: 20px; }
  .four-grid, .feature-grid, .pattern-grid, .six-principles { grid-template-columns: 1fr; }
  .section-heading { align-items: flex-start; flex-direction: column; }
  .work-card { min-height: 300px; }
  .field-list { grid-template-columns: 1fr; }
  .detail-grid { grid-template-columns: 1fr; }
  .detail-number { margin-bottom: -20px; }
  .mesh-diagram { grid-template-columns: 1fr; gap: 10px; }
  .mesh-line { width: 1px; height: 28px; justify-self: center; }
  .flow-stack > div { grid-template-columns: 40px 1fr; }
  .flow-stack small { grid-column: 2; }
  .pattern-card { min-height: 340px; }
  .pattern-card ul { columns: 1; }
  .quiet-list li, .origin-list li { grid-template-columns: 1fr; gap: 4px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-base { flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
  .has-js [data-reveal] { opacity: 1; transform: none; }
}

@media (max-width: 1120px) {
  .site-nav { gap: 15px; font-size: .82rem; }
  .nav-cta { padding-inline: 12px; }
  .product-card header { grid-template-columns: 220px 1fr; }
  .pilot-timeline { grid-template-columns: repeat(3, 1fr); }
  .pilot-timeline article { border-bottom: 1px solid var(--dark-line); }
  .pilot-timeline article:nth-child(3) { border-right: 0; }
  .pattern-preview-grid { grid-template-columns: repeat(2, 1fr); }
  .offer-bridge-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 1000px) {
  .product-preview-grid, .pilot-preview-grid, .custom-system-grid, .ownership-grid, .deliverables-grid, .pilot-fit-grid, .pattern-detail-grid { grid-template-columns: 1fr; }
  .product-preview-card.featured { transform: none; }
  .product-card header { grid-template-columns: 1fr; }
  .product-card header .device { max-width: 420px; }
  .included-grid { grid-template-columns: repeat(2, 1fr); }
  .pilot-pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .pattern-marker { position: static; max-width: 460px; }
  .pattern-marker strong { margin-top: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .product-preview-grid, .pattern-preview-grid, .included-grid, .pilot-pricing-grid, .truth-grid { grid-template-columns: 1fr; }
  .product-card { padding: 25px; }
  .catalog-price { grid-template-columns: 1fr; gap: 4px; }
  .spec-grid, .check-list, .fit-list, .pattern-facts { grid-template-columns: 1fr; }
  .pilot-timeline { grid-template-columns: 1fr; }
  .pilot-timeline article { min-height: 360px; border-right: 0; }
  .node-map { grid-template-columns: repeat(2, 1fr); }
  .node-map-core { grid-column: span 2; }
  .workflow-ribbon { flex-direction: column; align-items: stretch; }
  .workflow-ribbon b { transform: rotate(90deg); text-align: center; }
  .field-mesh { grid-template-columns: 1fr; gap: 10px; }
  .field-mesh i { width: 1px; height: 26px; justify-self: center; }
  .offer-bridge-grid { grid-template-columns: 1fr; }
  .offer-bridge-grid > div { padding-right: 0; }
  .ownership-list > div { grid-template-columns: 1fr; gap: 4px; }
  .footer-grid { grid-template-columns: 1fr; }
}