@font-face {
  font-family: "Inter";
  src: url("../fonts/inter-regular.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Inter";
  src: url("../fonts/inter-medium.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Inter";
  src: url("../fonts/inter-semibold.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Inter";
  src: url("../fonts/inter-bold.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Inter";
  src: url("../fonts/inter-extrabold.woff2") format("woff2");
  font-weight: 800;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Inter";
  src: url("../fonts/inter-black.woff2") format("woff2");
  font-weight: 900;
  font-style: normal;
  font-display: swap;
}

:root {
  --ink: #14221f;
  --ink-soft: #43534e;
  --green-950: #072f29;
  --green-900: #0b4037;
  --green-800: #15574b;
  --green-650: #277363;
  --green-200: #b8d7cc;
  --green-100: #dcebe5;
  --ivory: #f5f0e6;
  --paper: #fbfaf6;
  --paper-deep: #ece6da;
  --gold: #d6a545;
  --gold-deep: #a9761e;
  --rust: #a9462d;
  --white: #fff;
  --line: rgba(20, 34, 31, .14);
  --shadow-sm: 0 12px 30px rgba(16, 44, 38, .08);
  --shadow-lg: 0 32px 80px rgba(6, 45, 39, .18);
  --radius-sm: .75rem;
  --radius-md: 1.2rem;
  --radius-lg: 2.1rem;
  --radius-pill: 999px;
  --shell: 1220px;
  --section: clamp(5rem, 9vw, 8.5rem);
  --header-height: 5.25rem;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-height) + 1.5rem); }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Inter", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration-thickness: .08em; text-underline-offset: .22em; }
button, input, textarea, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }

:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 4px;
  border-radius: .25rem;
}

::selection { background: var(--gold); color: var(--green-950); }

.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.skip-link {
  position: fixed;
  z-index: 9999;
  top: 1rem;
  left: 1rem;
  transform: translateY(-180%);
  padding: .8rem 1rem;
  border-radius: .5rem;
  color: var(--white);
  background: var(--green-950);
  font-weight: 800;
}
.skip-link:focus { transform: translateY(0); }

.shell { width: min(calc(100% - 2.5rem), var(--shell)); margin-inline: auto; }
.section { position: relative; padding-block: var(--section); }

.site-header {
  position: sticky;
  z-index: 1000;
  top: 0;
  min-height: var(--header-height);
  border-bottom: 1px solid transparent;
  background: rgba(251, 250, 246, .88);
  backdrop-filter: blur(18px) saturate(140%);
  transition: box-shadow .2s ease, border-color .2s ease;
}
.site-header.is-scrolled { border-color: var(--line); box-shadow: 0 6px 24px rgba(15, 54, 46, .06); }
.header-inner { display: flex; min-height: var(--header-height); align-items: center; justify-content: space-between; gap: 2rem; }

.brand { display: inline-flex; align-items: center; gap: .85rem; text-decoration: none; }
.brand-mark { display: grid; width: 2.75rem; height: 2.75rem; place-items: center; color: var(--gold-deep); }
.brand-copy { display: flex; flex-direction: column; line-height: 1; }
.brand-copy strong { font-size: 1.12rem; letter-spacing: -.03em; text-transform: uppercase; }
.brand-copy strong span { color: var(--gold-deep); }
.brand-copy small { margin-top: .42rem; color: var(--ink-soft); font-size: .66rem; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; }

.main-nav { display: flex; align-items: center; gap: 1.8rem; }
.main-nav a { position: relative; padding-block: .85rem; color: var(--ink-soft); font-size: .9rem; font-weight: 700; text-decoration: none; }
.main-nav > a:not(.nav-cta)::after { position: absolute; bottom: .55rem; left: 0; width: 100%; height: 2px; content: ""; background: var(--gold-deep); transform: scaleX(0); transform-origin: right; transition: transform .18s ease; }
.main-nav > a:not(.nav-cta):hover::after { transform: scaleX(1); transform-origin: left; }
.main-nav .nav-cta { padding: .8rem 1.25rem; border: 1px solid var(--green-900); border-radius: var(--radius-pill); color: var(--white); background: var(--green-900); }
.nav-toggle { display: none; width: 3rem; height: 3rem; padding: .65rem; border: 1px solid var(--line); border-radius: 50%; background: var(--paper); }
.nav-toggle .nav-line { display: block; width: 100%; height: 2px; margin: 4px 0; background: var(--green-950); transition: transform .2s ease, opacity .2s ease; }

.hero { min-height: min(860px, calc(100svh - var(--header-height))); overflow: hidden; padding-top: clamp(4rem, 8vw, 7.5rem); background: radial-gradient(circle at 84% 20%, rgba(214, 165, 69, .16), transparent 28%), linear-gradient(135deg, var(--paper) 0 58%, var(--ivory) 58% 100%); }
.hero::after { position: absolute; right: -11rem; bottom: -18rem; width: 44rem; height: 44rem; border: 1px solid rgba(11, 64, 55, .12); border-radius: 50%; content: ""; box-shadow: 0 0 0 5rem rgba(11, 64, 55, .025), 0 0 0 10rem rgba(11, 64, 55, .018); }
.hero-lines { position: absolute; inset: 0; opacity: .38; background-image: linear-gradient(rgba(11, 64, 55, .05) 1px, transparent 1px), linear-gradient(90deg, rgba(11, 64, 55, .05) 1px, transparent 1px); background-size: 48px 48px; mask-image: linear-gradient(to right, #000, transparent 62%); }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, 1fr) minmax(34rem, .95fr); align-items: center; gap: clamp(3rem, 7vw, 7rem); }

.eyebrow { display: flex; align-items: center; gap: .75rem; margin: 0 0 1.4rem; color: var(--green-650); font-size: .76rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.eyebrow span { width: 2.2rem; height: 2px; background: var(--gold-deep); }
.eyebrow-light { color: var(--green-200); }
.eyebrow-light span { background: var(--gold); }

h1, h2, h3, p { overflow-wrap: break-word; }
h1, h2, h3 { margin-top: 0; line-height: 1.08; letter-spacing: -.045em; }
h1 { max-width: 12ch; margin-bottom: 1.6rem; font-size: clamp(3.5rem, 6.9vw, 6.9rem); font-weight: 800; }
h1 em { position: relative; color: var(--green-800); font-style: normal; }
h1 em::after { position: absolute; right: 0; bottom: .02em; left: 0; height: .13em; border-radius: 50%; content: ""; background: var(--gold); opacity: .7; transform: rotate(-1.5deg); }
h2 { margin-bottom: 1.5rem; font-size: clamp(2.35rem, 4.2vw, 4.2rem); }
h3 { margin-bottom: .8rem; font-size: clamp(1.25rem, 2vw, 1.55rem); }

.legal-hero {
  padding-block: clamp(3.5rem, 7vw, 6rem);
  color: var(--white);
  background: linear-gradient(135deg, var(--green-950), var(--green-800));
}
.legal-hero h1 { max-width: 18ch; margin-bottom: 1rem; font-size: clamp(2.7rem, 6vw, 5.4rem); }
.legal-hero p { max-width: 68ch; margin: 0; color: var(--green-100); font-size: clamp(1.02rem, 1.5vw, 1.2rem); }
.legal-content { padding-block: clamp(3rem, 7vw, 6rem); }
.legal-prose { max-width: 78ch; }
.legal-prose h2 { margin-top: 2.8rem; font-size: clamp(1.65rem, 3vw, 2.35rem); }
.legal-prose h2:first-child { margin-top: 0; }
.legal-prose h3 { margin-top: 1.8rem; }
.legal-prose p, .legal-prose li, .legal-prose address { color: var(--ink-soft); }
.legal-prose address { font-style: normal; }
.legal-prose .notice {
  margin-block: 1.75rem;
  padding: 1.2rem 1.35rem;
  border-left: 4px solid var(--gold-deep);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--ivory);
}
.legal-prose a { color: var(--green-800); }
.legal-updated { font-size: .9rem; }

.hero-lead { max-width: 62ch; margin: 0; color: var(--ink-soft); font-size: clamp(1.08rem, 1.6vw, 1.28rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: .85rem; margin-top: 2.2rem; }
.button { display: inline-flex; min-height: 3.25rem; align-items: center; justify-content: center; gap: .75rem; padding: .9rem 1.35rem; border: 1px solid transparent; border-radius: var(--radius-pill); font-size: .92rem; font-weight: 800; text-decoration: none; transition: transform .18s ease, box-shadow .18s ease, background .18s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: var(--white); background: var(--green-900); box-shadow: 0 12px 28px rgba(11, 64, 55, .2); }
.button-primary:hover { background: var(--green-800); box-shadow: 0 16px 32px rgba(11, 64, 55, .26); }
.button-secondary { border-color: var(--line); color: var(--green-950); background: rgba(255, 255, 255, .55); }
.button-gold { color: var(--green-950); background: var(--gold); box-shadow: 0 12px 28px rgba(214, 165, 69, .2); }

.trust-list { display: grid; gap: .55rem; margin: 2rem 0 0; padding: 0; color: var(--ink-soft); font-size: .86rem; list-style: none; }
.trust-list li { display: flex; align-items: center; gap: .55rem; }
.trust-list svg { width: 1.1rem; fill: none; stroke: var(--green-650); stroke-width: 2.3; }

.hero-instrument { position: relative; padding: 1.2rem; border: 1px solid rgba(255, 255, 255, .16); border-radius: var(--radius-lg); color: var(--white); background: linear-gradient(150deg, #0b4037 0%, #072d28 78%); box-shadow: var(--shadow-lg); transform: rotate(.6deg); }
.hero-instrument::before { position: absolute; inset: .55rem; border: 1px solid rgba(214, 165, 69, .28); border-radius: calc(var(--radius-lg) - .5rem); content: ""; pointer-events: none; }
.instrument-topline { position: relative; z-index: 1; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .55rem .75rem 1.1rem; color: var(--green-200); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .68rem; letter-spacing: .08em; text-transform: uppercase; }
.status { display: inline-flex; align-items: center; gap: .45rem; color: #c5eadc; }
.status i { width: .5rem; height: .5rem; border-radius: 50%; background: #6fd3a5; box-shadow: 0 0 0 .3rem rgba(111, 211, 165, .12); }
.signal-figure { position: relative; z-index: 1; margin: 0; padding: 1rem .5rem .75rem; border: 1px solid rgba(255, 255, 255, .08); border-radius: var(--radius-md); background: rgba(0, 0, 0, .1); }
.signal-map { width: 100%; overflow: visible; }
.map-grid { fill: none; stroke: rgba(184, 215, 204, .1); stroke-width: 1; }
.map-flow { fill: none; stroke: url(#flow); stroke-width: 4; stroke-linecap: round; filter: drop-shadow(0 0 8px rgba(214, 165, 69, .25)); }
.map-node circle:first-child { fill: #0b4037; stroke: #d6a545; stroke-width: 2; }
.map-node circle:nth-child(2) { fill: #d6a545; }
.map-node text { fill: #dcebe5; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; font-weight: 700; text-anchor: middle; letter-spacing: .08em; }
.map-node-final circle { fill: #d6a545 !important; stroke: #f6d995 !important; }
.map-node-final path { fill: none; stroke: #07342d; stroke-width: 5; stroke-linecap: round; stroke-linejoin: round; }
.signal-figure figcaption { padding: .2rem .75rem .5rem; color: var(--green-200); font-size: .78rem; }
.instrument-metrics { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(4, 1fr); gap: .55rem; padding-top: .7rem; }
.instrument-metrics div { display: flex; flex-direction: column; padding: .85rem; border-radius: .75rem; background: rgba(255, 255, 255, .06); }
.instrument-metrics strong { color: var(--gold); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .72rem; }
.instrument-metrics span { margin-top: .22rem; color: var(--green-100); font-size: .7rem; font-weight: 700; text-transform: uppercase; }

.proof-strip { position: relative; z-index: 2; border-block: 1px solid var(--line); background: var(--ivory); }
.proof-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.proof-grid p { display: flex; min-height: 7.5rem; flex-direction: column; justify-content: center; margin: 0; padding: 1.4rem 2rem; border-right: 1px solid var(--line); }
.proof-grid p:first-child { border-left: 1px solid var(--line); }
.proof-grid strong { color: var(--green-900); font-size: clamp(1.2rem, 2vw, 1.55rem); letter-spacing: -.04em; }
.proof-grid span { color: var(--ink-soft); font-size: .78rem; font-weight: 650; }

.section-heading { margin-bottom: clamp(2.8rem, 5vw, 4.5rem); }
.heading-grid { display: grid; grid-template-columns: 1.15fr .7fr; align-items: end; gap: 4rem; }
.heading-grid h2 { max-width: 15ch; margin-bottom: 0; }
.heading-grid > p { max-width: 48ch; margin: 0 0 .35rem; color: var(--ink-soft); font-size: 1.08rem; }
.centered-heading { max-width: 770px; margin-inline: auto; text-align: center; }
.centered-heading .eyebrow { justify-content: center; }
.centered-heading > p:last-child { color: var(--ink-soft); font-size: 1.08rem; }

.card-grid { display: grid; gap: 1rem; }
.three-cards { grid-template-columns: repeat(3, 1fr); }
.insight-card { position: relative; min-height: 22rem; padding: clamp(1.6rem, 3vw, 2.5rem); overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--white); box-shadow: var(--shadow-sm); }
.insight-card::after { position: absolute; right: -4rem; bottom: -5rem; width: 11rem; height: 11rem; border: 1px solid rgba(11, 64, 55, .1); border-radius: 50%; content: ""; box-shadow: 0 0 0 2rem rgba(11, 64, 55, .025), 0 0 0 4rem rgba(11, 64, 55, .018); }
.card-index { position: absolute; top: 1rem; right: 1.2rem; color: rgba(11, 64, 55, .23); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .78rem; font-weight: 800; }
.card-icon { width: 3rem; margin-bottom: 3.2rem; fill: none; stroke: var(--green-650); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.insight-card h3 { max-width: 15ch; }
.insight-card p { position: relative; z-index: 1; margin: 0; color: var(--ink-soft); }

.method { overflow: hidden; color: var(--white); background: var(--green-950); }
.method::after { position: absolute; top: -14rem; right: -10rem; width: 42rem; height: 42rem; border: 1px solid rgba(214, 165, 69, .18); border-radius: 50%; content: ""; box-shadow: 0 0 0 5rem rgba(214, 165, 69, .025), 0 0 0 10rem rgba(214, 165, 69, .018); }
.method-grid { position: relative; z-index: 1; display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(4rem, 9vw, 9rem); }
.method-copy { position: sticky; top: calc(var(--header-height) + 2rem); align-self: start; }
.method-copy h2 { max-width: 11ch; }
.method-copy > p:not(.eyebrow) { max-width: 48ch; color: var(--green-200); }
.text-link { display: inline-flex; align-items: center; gap: .65rem; margin-top: 1rem; color: var(--green-650); font-weight: 800; text-decoration: none; }
.method .text-link { color: var(--gold); }
.text-link span { transition: transform .18s ease; }
.text-link:hover span { transform: translateX(.3rem); }
.method-steps { margin: 0; padding: 0; list-style: none; }
.method-steps li { display: grid; grid-template-columns: 5rem 1fr; gap: 1.5rem; padding: 2rem 0; border-bottom: 1px solid rgba(255, 255, 255, .12); }
.method-steps li:first-child { border-top: 1px solid rgba(255, 255, 255, .12); }
.step-number { color: var(--gold); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-weight: 800; }
.method-steps h3 { margin-bottom: .55rem; color: var(--white); }
.method-steps p { max-width: 48ch; margin: 0; color: var(--green-200); }

.expertise { background: var(--ivory); }
.control-board { display: grid; grid-template-columns: 1.3fr .7fr; gap: 1rem; }
.control-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; margin: 0; padding: 1px; border: 1px solid var(--line); border-radius: var(--radius-md); overflow: hidden; background: var(--line); list-style: none; }
.control-list li { display: grid; min-height: 8rem; grid-template-columns: 3.3rem 1fr; align-items: center; gap: .7rem; padding: 1.3rem; background: var(--paper); }
.control-list li > span { display: grid; width: 2.75rem; height: 2.75rem; place-items: center; border: 1px solid var(--green-200); border-radius: 50%; color: var(--green-650); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .72rem; font-weight: 800; }
.control-list strong, .control-list small { display: block; }
.control-list strong { line-height: 1.25; }
.control-list small { margin-top: .35rem; color: var(--ink-soft); font-size: .75rem; }
.control-verdict { position: relative; display: flex; min-height: 100%; flex-direction: column; padding: clamp(2rem, 4vw, 3.5rem); overflow: hidden; border-radius: var(--radius-md); color: var(--white); background: var(--green-900); }
.verdict-kicker { margin-bottom: 1rem; color: var(--gold); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .72rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.control-verdict > strong { max-width: 12ch; font-size: clamp(1.7rem, 3vw, 2.5rem); line-height: 1.12; letter-spacing: -.04em; }
.control-verdict > p { max-width: 34ch; color: var(--green-100); }
.dial { position: relative; display: grid; width: 11rem; height: 11rem; margin-top: auto; place-items: center; align-self: flex-end; border: 1px solid rgba(255, 255, 255, .2); border-radius: 50%; background: conic-gradient(var(--gold) 0 82%, rgba(255, 255, 255, .08) 82% 100%); }
.dial::before { position: absolute; width: 8.2rem; height: 8.2rem; border-radius: 50%; content: ""; background: var(--green-900); }
.dial span { position: relative; z-index: 1; color: var(--gold); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .75rem; font-weight: 900; letter-spacing: .12em; }

.product-grid { display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: clamp(3rem, 8vw, 7rem); }
.product-screen { padding: 1rem; border: 1px solid rgba(11, 64, 55, .12); border-radius: var(--radius-lg); background: #dfe7e2; box-shadow: var(--shadow-lg); transform: rotate(-1deg); }
.screen-bar { display: flex; align-items: center; gap: .4rem; padding: .5rem .55rem 1rem; }
.screen-bar > span { width: .55rem; height: .55rem; border-radius: 50%; background: rgba(11, 64, 55, .25); }
.screen-bar small { margin-left: auto; color: var(--ink-soft); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .62rem; text-transform: uppercase; }
.screen-body { display: grid; grid-template-columns: .75fr 1.25fr; align-items: center; gap: 1.5rem; padding: clamp(1.7rem, 4vw, 3.5rem); border-radius: calc(var(--radius-lg) - .75rem); color: var(--white); background: var(--green-950); }
.score-ring { display: grid; width: 10rem; height: 10rem; place-content: center; justify-self: center; border-radius: 50%; background: radial-gradient(circle at center, var(--green-950) 55%, transparent 57%), conic-gradient(var(--gold) 0 86%, rgba(255,255,255,.1) 86% 100%); text-align: center; }
.score-ring strong { display: block; font-size: 3rem; line-height: .9; letter-spacing: -.07em; }
.score-ring span { color: var(--green-200); font-size: .75rem; }
.screen-details { display: grid; gap: .75rem; }
.screen-details p { display: flex; justify-content: space-between; gap: 1rem; margin: 0; padding-bottom: .7rem; border-bottom: 1px solid rgba(255, 255, 255, .1); color: var(--green-100); font-size: .8rem; }
.screen-details strong { color: var(--gold); }
.screen-caption { margin: .9rem .6rem .15rem; color: var(--ink-soft); font-size: .7rem; }
.product-copy h2 { max-width: 12ch; }
.product-copy > p:not(.eyebrow) { max-width: 50ch; color: var(--ink-soft); font-size: 1.05rem; }
.feature-list { display: grid; gap: .65rem; margin: 1.7rem 0 2rem; padding: 0; list-style: none; }
.feature-list li { position: relative; padding-left: 1.65rem; }
.feature-list li::before { position: absolute; top: .64rem; left: 0; width: .7rem; height: .7rem; border: 2px solid var(--gold-deep); border-radius: 50%; content: ""; }

.founder { color: var(--white); background: var(--green-950); }
.founder-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: clamp(3rem, 8vw, 7rem); }
.founder-portrait { position: relative; margin: 0; padding: .8rem; border: 1px solid rgba(214, 165, 69, .3); border-radius: 46% 46% 1.5rem 1.5rem / 12% 12% 1.5rem 1.5rem; overflow: hidden; background: rgba(255, 255, 255, .04); }
.founder-portrait img { width: 100%; min-height: 420px; border-radius: 44% 44% 1rem 1rem / 10% 10% 1rem 1rem; object-fit: cover; filter: saturate(.86) contrast(1.03); }
.founder-portrait figcaption { position: absolute; right: 1.6rem; bottom: 1.6rem; padding: .55rem .8rem; border-radius: var(--radius-pill); color: var(--green-950); background: var(--gold); font-size: .72rem; font-weight: 800; }
.founder-copy h2 { margin-bottom: .55rem; }
.founder-role { margin: 0 0 1.8rem; color: var(--gold); font-size: .85rem; font-weight: 750; letter-spacing: .05em; text-transform: uppercase; }
.founder-copy blockquote { margin: 0 0 1.6rem; padding-left: 1.4rem; border-left: 3px solid var(--gold); color: var(--white); font-size: clamp(1.35rem, 2.2vw, 1.8rem); font-weight: 650; line-height: 1.35; }
.founder-copy > p:not(.eyebrow, .founder-role) { color: var(--green-100); }
.founder-links { display: flex; flex-wrap: wrap; gap: .35rem 1.25rem; }
.credentials { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin: 2rem 0; padding: 1px; background: rgba(255, 255, 255, .12); }
.credentials div { padding: 1rem; background: var(--green-950); }
.credentials dt { color: var(--gold); font-size: .68rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.credentials dd { margin: .35rem 0 0; color: var(--green-100); font-size: .78rem; }
.founder .text-link { color: var(--gold); }

.principles { background: var(--ivory); }
.principle-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin-top: 3rem; padding: 1px; border-radius: var(--radius-md); overflow: hidden; background: var(--line); }
.principle-grid article { min-height: 20rem; padding: 2rem; background: var(--paper); }
.principle-grid strong { color: var(--gold-deep); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .75rem; }
.principle-grid h3 { margin-top: 4.5rem; }
.principle-grid p { margin: 0; color: var(--ink-soft); font-size: .9rem; }

.faq-grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: clamp(3rem, 8vw, 7rem); }
.faq-grid > div:first-child > p:last-child { max-width: 45ch; color: var(--ink-soft); }
.faq-list { border-top: 1px solid var(--line); }
details { border-bottom: 1px solid var(--line); }
summary { position: relative; display: flex; min-height: 4.7rem; align-items: center; justify-content: space-between; gap: 1rem; padding: 1rem 3rem 1rem 0; cursor: pointer; font-size: 1.02rem; font-weight: 780; list-style: none; }
summary::-webkit-details-marker { display: none; }
summary span, summary span::after { position: absolute; width: 1rem; height: 2px; background: var(--green-800); transition: transform .18s ease; }
summary span { right: .5rem; }
summary span::after { content: ""; transform: rotate(90deg); }
details[open] summary span::after { transform: rotate(0); }
details p { max-width: 68ch; margin: 0; padding: 0 3rem 1.5rem 0; color: var(--ink-soft); }

.final-cta { padding-block: clamp(4rem, 8vw, 7rem); color: var(--white); background: linear-gradient(125deg, var(--green-900), var(--green-950)); }
.final-cta-inner { display: flex; align-items: flex-end; justify-content: space-between; gap: 3rem; }
.final-cta h2 { max-width: 16ch; margin: 0; }
.final-cta .button { flex: 0 0 auto; }

.site-footer { padding: 4.5rem 0 1.5rem; color: var(--green-100); background: #041f1b; }
.footer-grid { display: grid; grid-template-columns: 1.7fr .7fr .7fr 1fr; gap: 3rem; }
.brand-footer { color: var(--white); }
.brand-footer .brand-copy small { color: var(--green-200); }
.footer-grid > div > p { max-width: 34ch; color: #94b6ab; font-size: .86rem; }
.footer-grid nav, .footer-grid address { display: flex; flex-direction: column; align-items: flex-start; gap: .58rem; font-style: normal; }
.footer-grid nav strong, .footer-grid address strong { margin-bottom: .55rem; color: var(--white); font-size: .76rem; letter-spacing: .12em; text-transform: uppercase; }
.footer-grid nav a, .footer-grid address a, .footer-grid address span { color: #94b6ab; font-size: .82rem; text-decoration: none; }
.footer-grid nav a:hover, .footer-grid address a:hover { color: var(--gold); }
.footer-bottom { display: flex; justify-content: space-between; gap: 2rem; margin-top: 4rem; padding-top: 1.4rem; border-top: 1px solid rgba(255, 255, 255, .1); }
.footer-bottom p { margin: 0; color: #709289; font-size: .72rem; }

@media (max-width: 1050px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-copy { max-width: 760px; }
  .hero-instrument { width: min(100%, 720px); margin-inline: auto; }
  .heading-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .heading-grid h2 { max-width: 18ch; }
  .control-board, .product-grid, .founder-grid { grid-template-columns: 1fr; }
  .product-screen { width: min(100%, 720px); }
  .founder-portrait { width: min(100%, 720px); }
  .principle-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1.4fr repeat(3, 1fr); gap: 2rem; }
}

@media (max-width: 840px) {
  :root { --header-height: 4.6rem; }
  .nav-toggle { display: block; }
  .main-nav { position: absolute; top: calc(100% + 1px); right: 1.25rem; left: 1.25rem; display: none; flex-direction: column; align-items: stretch; gap: .2rem; padding: .7rem; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--paper); box-shadow: var(--shadow-lg); }
  .main-nav.is-open { display: flex; }
  .main-nav a { padding: .85rem 1rem; }
  .main-nav .nav-cta { margin-top: .3rem; text-align: center; }
  .nav-toggle[aria-expanded="true"] .nav-line-1 { transform: translateY(6px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] .nav-line-2 { opacity: 0; }
  .nav-toggle[aria-expanded="true"] .nav-line-3 { transform: translateY(-6px) rotate(-45deg); }
  .proof-grid { grid-template-columns: repeat(2, 1fr); }
  .proof-grid p:nth-child(3) { border-left: 1px solid var(--line); }
  .proof-grid p { border-bottom: 1px solid var(--line); }
  .three-cards { grid-template-columns: 1fr; }
  .insight-card { min-height: auto; }
  .method-grid, .faq-grid { grid-template-columns: 1fr; }
  .method-copy { position: static; }
  .control-list { grid-template-columns: 1fr; }
  .credentials { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .final-cta-inner { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 600px) {
  .shell { width: min(calc(100% - 1.5rem), var(--shell)); }
  .hero { padding-top: 3.5rem; }
  h1 { font-size: clamp(3.15rem, 16vw, 4.8rem); }
  .hero-actions, .button { width: 100%; }
  .instrument-topline { align-items: flex-start; flex-direction: column; }
  .instrument-metrics { grid-template-columns: repeat(2, 1fr); }
  .proof-grid { grid-template-columns: 1fr; }
  .proof-grid p, .proof-grid p:nth-child(3) { min-height: 6rem; border-right: 1px solid var(--line); border-left: 1px solid var(--line); }
  .method-steps li { grid-template-columns: 3.5rem 1fr; }
  .screen-body { grid-template-columns: 1fr; }
  .score-ring { width: 8.5rem; height: 8.5rem; }
  .founder-portrait img { min-height: 320px; }
  .principle-grid { grid-template-columns: 1fr; }
  .principle-grid article { min-height: 14rem; }
  .principle-grid h3 { margin-top: 2.5rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: .5rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}

@media (prefers-contrast: more) {
  :root { --line: rgba(20, 34, 31, .4); }
  .button-secondary { border-width: 2px; background: var(--white); }
  .eyebrow, .text-link { color: var(--green-900); }
  .eyebrow-light { color: var(--white); }
}

@media print {
  .site-header, .hero-actions, .nav-toggle, .final-cta, .site-footer { display: none !important; }
  body { color: #000; background: #fff; }
  .section { padding-block: 2rem; }
  .hero, .method, .founder, .expertise, .principles { color: #000; background: #fff; }
  .hero-grid, .method-grid, .founder-grid, .product-grid, .faq-grid { display: block; }
  .hero-instrument, .product-screen, .founder-portrait { box-shadow: none; transform: none; }
}