:root {
  --charcoal: #202625;
  --charcoal-2: #303735;
  --mineral: #566f3b;
  --mineral-dark: #40542b;
  --sage: #a8b69a;
  --chalk: #f4f5f0;
  --paper: #fbfcf8;
  --white: #ffffff;
  --line: #dce1d8;
  --muted: #68706d;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--charcoal);
  font-family: "Aptos", "Segoe UI", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
.shell { width: min(1180px, calc(100% - 48px)); margin: 0 auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(251, 252, 248, 0.92);
  border-bottom: 1px solid rgba(32, 38, 37, 0.09);
  backdrop-filter: blur(14px);
}
.nav { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand-link img { display: block; width: 198px; height: auto; }
.nav nav { display: flex; align-items: center; gap: 29px; font-size: 14px; font-weight: 600; }
.nav nav > a:not(.nav-cta):hover { color: var(--mineral); }
.nav-cta {
  padding: 11px 17px;
  border: 1px solid var(--mineral);
  color: var(--mineral-dark);
  transition: 160ms ease;
}
.nav-cta:hover { background: var(--mineral); color: white; }

.hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}
.plan-grid {
  position: absolute;
  inset: 0;
  opacity: 0.55;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(86,111,59,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(86,111,59,.055) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(to right, rgba(0,0,0,.3), transparent 58%);
}
.hero-grid {
  position: relative;
  min-height: 650px;
  padding: 76px 0 70px;
  display: grid;
  grid-template-columns: 1.04fr .96fr;
  align-items: center;
  gap: 70px;
}
.eyebrow {
  margin: 0 0 19px;
  color: var(--mineral);
  font-size: 12px;
  font-weight: 750;
  letter-spacing: .13em;
  text-transform: uppercase;
}
h1 {
  max-width: 680px;
  margin: 0;
  font-size: clamp(46px, 5.2vw, 72px);
  font-weight: 580;
  letter-spacing: -.047em;
  line-height: .99;
}
.hero-lede {
  max-width: 630px;
  margin: 27px 0 0;
  color: #525c58;
  font-size: 19px;
  line-height: 1.58;
}
.hero-actions { display: flex; align-items: center; gap: 25px; margin-top: 34px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  min-height: 52px;
  padding: 0 21px;
  font-size: 15px;
  font-weight: 700;
}
.button-primary { background: var(--mineral); color: white; }
.button-primary:hover { background: var(--mineral-dark); }
.text-link {
  padding: 12px 0;
  border-bottom: 1px solid #a8afa7;
  font-size: 14px;
  font-weight: 700;
}
.text-link:hover { color: var(--mineral); border-color: var(--mineral); }
.hero-note { margin: 24px 0 0; color: var(--muted); font-size: 12.5px; letter-spacing: .01em; }

.product-frame {
  position: relative;
  background: var(--white);
  border: 1px solid #cfd6cc;
  box-shadow: 0 28px 65px -37px rgba(32, 38, 37, .5);
}
.product-frame::before {
  content: "";
  position: absolute;
  z-index: -1;
  width: 108px;
  height: 108px;
  right: -25px;
  top: -25px;
  border-top: 7px solid var(--mineral);
  border-right: 7px solid var(--mineral);
}
.frame-top {
  min-height: 64px;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--chalk);
  border-bottom: 1px solid var(--line);
}
.frame-brand { display: flex; align-items: center; gap: 10px; font-weight: 760; }
.frame-brand img { width: 26px; height: 26px; }
.live-pill { display: inline-flex; align-items: center; gap: 7px; color: var(--muted); font-size: 10.5px; font-weight: 650; }
.live-pill i { width: 7px; height: 7px; border-radius: 50%; background: #6f8b4d; box-shadow: 0 0 0 4px rgba(111,139,77,.13); }
.frame-body { padding: 23px 24px 26px; }
.query-label { margin: 0 0 9px; color: var(--muted); font-size: 11px; font-weight: 720; letter-spacing: .07em; text-transform: uppercase; }
.query { padding: 16px 17px; border: 1px solid #cfd6cc; color: #333b38; font-size: 14px; font-weight: 650; }
.answer-card { margin-top: 14px; padding: 18px; background: #eef2e9; border-left: 3px solid var(--mineral); }
.answer-head { display: flex; justify-content: space-between; gap: 16px; color: var(--mineral-dark); font-size: 10.5px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.confidence { color: #667363; }
.answer-card p { margin: 13px 0 16px; color: #48514e; font-size: 13.5px; line-height: 1.55; }
.citations { display: flex; gap: 7px; flex-wrap: wrap; }
.citations span { padding: 5px 8px; background: white; border: 1px solid #ccd6c5; color: #4e6145; font-size: 10px; font-weight: 700; }

.credibility-strip { background: var(--charcoal); color: white; }
.credibility-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.credibility-grid > div { min-height: 106px; padding: 25px 26px; display: flex; flex-direction: column; justify-content: center; border-left: 1px solid rgba(255,255,255,.11); }
.credibility-grid > div:last-child { border-right: 1px solid rgba(255,255,255,.11); }
.credibility-grid strong { font-size: 14px; }
.credibility-grid span { margin-top: 6px; color: #aeb6b2; font-size: 12px; }

.section { padding: 112px 0; }
.section-intro { max-width: 760px; margin-bottom: 48px; }
.section-intro h2,
.product-copy h2,
.consultation h2 {
  margin: 0;
  font-size: clamp(36px, 4.5vw, 58px);
  font-weight: 570;
  letter-spacing: -.042em;
  line-height: 1.03;
}
.split-intro { max-width: none; display: grid; grid-template-columns: 1.2fr .8fr; gap: 90px; align-items: end; }
.split-intro > p { margin: 0 0 4px; color: var(--muted); font-size: 16px; line-height: 1.65; }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--line); }
.service-card { min-height: 415px; padding: 35px 31px; background: white; border-right: 1px solid var(--line); }
.service-card:last-child { border-right: 0; }
.service-card.featured-card { background: var(--chalk); }
.card-number { color: var(--mineral); font-size: 12px; font-weight: 800; letter-spacing: .12em; }
.service-card h3 { margin: 56px 0 15px; font-size: 23px; font-weight: 650; letter-spacing: -.025em; }
.service-card p { min-height: 94px; margin: 0; color: var(--muted); font-size: 14.5px; line-height: 1.6; }
.service-card ul { margin: 27px 0 0; padding: 19px 0 0; border-top: 1px solid var(--line); list-style: none; }
.service-card li { position: relative; margin: 10px 0; padding-left: 18px; color: #49514e; font-size: 13px; }
.service-card li::before { content: ""; position: absolute; left: 0; top: 7px; width: 6px; height: 6px; background: var(--mineral); }

.product-section { background: var(--charcoal); color: white; }
.product-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 100px; align-items: center; }
.light-eyebrow { color: var(--sage); }
.product-lede { max-width: 530px; margin: 23px 0 18px; color: white; font-size: 23px; line-height: 1.42; letter-spacing: -.01em; }
.product-copy > p:not(.eyebrow):not(.product-lede) { max-width: 590px; color: #b8c0bc; font-size: 15.5px; line-height: 1.7; }
.product-principles { margin-top: 35px; border-top: 1px solid rgba(255,255,255,.13); }
.product-principles > div { display: grid; grid-template-columns: 165px 1fr; gap: 24px; padding: 17px 0; border-bottom: 1px solid rgba(255,255,255,.13); }
.product-principles strong { font-size: 13px; }
.product-principles span { color: #aeb6b2; font-size: 12px; line-height: 1.5; }
.source-stack { background: #f8faf5; color: var(--charcoal); border: 1px solid rgba(255,255,255,.25); box-shadow: 0 28px 60px -35px rgba(0,0,0,.7); }
.source-heading { min-height: 66px; padding: 0 23px; display: flex; align-items: center; justify-content: space-between; background: var(--chalk); border-bottom: 1px solid var(--line); font-size: 13px; font-weight: 750; }
.source-status { color: var(--mineral); font-size: 10px; letter-spacing: .09em; text-transform: uppercase; }
.source-item { display: grid; grid-template-columns: 44px 1fr; gap: 18px; padding: 22px 24px; border-bottom: 1px solid var(--line); }
.source-code { display: grid; width: 34px; height: 34px; place-items: center; background: #e9eee3; color: var(--mineral); font-size: 11px; font-weight: 800; }
.source-item div { display: flex; flex-direction: column; gap: 5px; }
.source-item strong { font-size: 13.5px; }
.source-item div span { color: var(--muted); font-size: 12px; line-height: 1.45; }
.source-output { margin: 22px 24px 25px; padding: 17px; display: flex; align-items: center; justify-content: space-between; gap: 18px; background: #e7eddf; border-left: 3px solid var(--mineral); }
.source-output span { color: var(--mineral); font-size: 10px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.source-output strong { font-size: 12.5px; }

.work-section { background: var(--chalk); }
.case-study { display: grid; grid-template-columns: .72fr 1.45fr .35fr; border-top: 1px solid #bbc4b5; border-bottom: 1px solid #bbc4b5; }
.case-label, .case-copy, .case-mark { padding: 40px 34px; }
.case-label { border-right: 1px solid #bbc4b5; }
.case-label span { display: block; margin-bottom: 44px; color: var(--mineral); font-size: 10.5px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.case-label strong { max-width: 180px; display: block; font-size: 18px; line-height: 1.35; }
.case-copy h3 { max-width: 650px; margin: 0 0 16px; font-size: 28px; font-weight: 590; letter-spacing: -.025em; line-height: 1.18; }
.case-copy p { max-width: 660px; margin: 0; color: var(--muted); font-size: 14.5px; line-height: 1.65; }
.case-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 27px; }
.case-tags span { padding: 6px 9px; background: white; border: 1px solid #ccd3c8; color: #59615e; font-size: 10.5px; font-weight: 700; }
.case-mark { display: flex; align-items: center; justify-content: center; gap: 9px; border-left: 1px solid #bbc4b5; color: var(--mineral); font-size: 30px; font-weight: 700; }
.case-mark i { color: var(--sage); font-size: 16px; font-style: normal; font-weight: 400; }

.process-section { background: white; }
.process-grid { margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); list-style: none; }
.process-grid li { min-height: 220px; padding: 26px 27px; border-right: 1px solid var(--line); }
.process-grid li:last-child { border-right: 0; }
.process-grid li > span { color: var(--mineral); font-size: 11px; font-weight: 800; letter-spacing: .12em; }
.process-grid strong { display: block; margin-top: 55px; font-size: 18px; }
.process-grid p { margin: 10px 0 0; color: var(--muted); font-size: 13px; line-height: 1.55; }

.use-cases-section { background: var(--paper); }
.use-case-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.use-case-grid article { min-height: 275px; padding: 28px; background: white; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.use-case-grid article > span { color: var(--mineral); font-size: 10.5px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.use-case-grid h3 { margin: 46px 0 13px; font-size: 20px; font-weight: 620; letter-spacing: -.02em; line-height: 1.25; }
.use-case-grid p { margin: 0; color: var(--muted); font-size: 13.5px; line-height: 1.6; }
.sectors-section { background: var(--charcoal); color: white; }
.sectors-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 110px; }
.sectors-grid h2, .assurance-grid h2, .faq-grid h2 { margin: 0; font-size: clamp(36px, 4.5vw, 58px); font-weight: 570; letter-spacing: -.042em; line-height: 1.03; }
.sectors-grid > div:first-child > p:last-child { margin: 25px 0 0; color: #b8c0bc; font-size: 15px; line-height: 1.7; }
.sector-list { border-top: 1px solid rgba(255,255,255,.15); }
.sector-list div { min-height: 76px; display: grid; grid-template-columns: 58px 1fr; align-items: center; border-bottom: 1px solid rgba(255,255,255,.15); }
.sector-list span { color: var(--sage); font-size: 11px; font-weight: 800; }
.sector-list strong { font-size: 16px; font-weight: 580; }
.assurance-section { background: var(--chalk); }
.assurance-grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: 90px; }
.assurance-points { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid #cbd2c6; border-left: 1px solid #cbd2c6; }
.assurance-points article { min-height: 175px; padding: 27px; background: rgba(255,255,255,.55); border-right: 1px solid #cbd2c6; border-bottom: 1px solid #cbd2c6; }
.assurance-points p { margin: 38px 0 0; color: var(--muted); font-size: 13px; line-height: 1.6; }
.faq-section { background: white; }
.faq-grid { display: grid; grid-template-columns: .7fr 1.3fr; gap: 100px; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { position: relative; padding: 25px 42px 25px 0; cursor: pointer; list-style: none; font-size: 16px; font-weight: 650; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; position: absolute; right: 5px; color: var(--mineral); font-size: 23px; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p { margin: -5px 0 25px; color: var(--muted); font-size: 14px; line-height: 1.65; }

.consultation { padding: 95px 0; background: var(--mineral); color: white; }
.consultation-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 110px; align-items: end; }
.consultation-action p { max-width: 480px; margin: 0 0 25px; color: #dce5d5; font-size: 15px; line-height: 1.65; }
.button-light { width: max-content; background: white; color: var(--mineral-dark); }
.button-light:hover { background: var(--charcoal); color: white; }
.email-link { display: block; width: max-content; margin-top: 20px; padding-bottom: 4px; border-bottom: 1px solid rgba(255,255,255,.45); color: #edf2e8; font-size: 13px; }

footer { background: var(--paper); }
.footer-grid { padding: 62px 0 50px; display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 70px; }
.footer-grid img { width: 190px; }
.footer-grid p { max-width: 330px; margin: 18px 0 0; color: var(--muted); font-size: 13px; line-height: 1.6; }
.footer-grid > div:not(:first-child) { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; color: var(--muted); font-size: 13px; }
.footer-grid > div:not(:first-child) strong { margin-bottom: 7px; color: var(--charcoal); font-size: 12px; letter-spacing: .06em; text-transform: uppercase; }
.footer-grid a:hover { color: var(--mineral); }
.footer-bottom { padding: 20px 0 28px; display: flex; justify-content: space-between; gap: 30px; border-top: 1px solid var(--line); color: #7b827f; font-size: 11px; }

@media (max-width: 900px) {
  .nav nav > a:not(.nav-cta) { display: none; }
  .hero-grid { min-height: auto; grid-template-columns: 1fr; gap: 56px; padding: 58px 0; }
  .product-frame { max-width: 620px; }
  .section { padding: 82px 0; }
  .split-intro, .product-grid, .consultation-grid { grid-template-columns: 1fr; gap: 38px; }
  .sectors-grid, .assurance-grid, .faq-grid { grid-template-columns: 1fr; gap: 45px; }
  .use-case-grid { grid-template-columns: 1fr 1fr; }
  .service-grid { grid-template-columns: 1fr; }
  .service-card { min-height: 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .service-card:last-child { border-bottom: 0; }
  .service-card h3 { margin-top: 35px; }
  .service-card p { min-height: 0; }
  .case-study { grid-template-columns: .75fr 1.25fr; }
  .case-mark { display: none; }
  .process-grid { grid-template-columns: 1fr 1fr; }
  .process-grid li { border-bottom: 1px solid var(--line); }
  .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; gap: 35px; }
}

@media (max-width: 640px) {
  .shell { width: min(100% - 32px, 1180px); }
  .nav { min-height: 70px; }
  .brand-link img { width: 160px; }
  .nav-cta { padding: 9px 11px; font-size: 12px; }
  h1 { font-size: clamp(42px, 13vw, 58px); }
  .hero-lede { font-size: 17px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 8px; }
  .button { width: 100%; }
  .frame-top { padding: 0 14px; }
  .frame-body { padding: 18px 14px 20px; }
  .confidence { display: none; }
  .credibility-grid { grid-template-columns: 1fr 1fr; }
  .credibility-grid > div { min-height: 92px; padding: 19px 15px; border-bottom: 1px solid rgba(255,255,255,.11); }
  .section { padding: 68px 0; }
  .section-intro { margin-bottom: 35px; }
  .section-intro h2, .product-copy h2, .consultation h2 { font-size: 38px; }
  .service-card { padding: 29px 24px; }
  .product-principles > div { grid-template-columns: 1fr; gap: 7px; }
  .source-item { grid-template-columns: 36px 1fr; padding: 19px 16px; gap: 12px; }
  .source-output { align-items: flex-start; flex-direction: column; }
  .case-study { grid-template-columns: 1fr; }
  .case-label { border-right: 0; border-bottom: 1px solid #bbc4b5; }
  .case-label span { margin-bottom: 18px; }
  .case-label, .case-copy { padding: 29px 23px; }
  .case-copy h3 { font-size: 24px; }
  .use-case-grid, .assurance-points { grid-template-columns: 1fr; }
  .use-case-grid article { min-height: 0; }
  .process-grid { grid-template-columns: 1fr; }
  .process-grid li { min-height: 170px; border-right: 0; }
  .process-grid strong { margin-top: 33px; }
  .consultation { padding: 68px 0; }
  .button-light { width: 100%; }
  .footer-grid { padding: 45px 0 35px; grid-template-columns: 1fr; }
  .footer-bottom { align-items: flex-start; flex-direction: column; gap: 8px; }
}