:root {
  --green: #173a34;
  --green-deep: #102c27;
  --gold: #d7a83f;
  --sage: #607066;
  --mist: #eaf0ec;
  --warm: #fafbf7;
  --ink: #1c2522;
  --white: #ffffff;
  --line: #d8e0dc;
  --header-h: 76px;
  --content: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--warm);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  letter-spacing: 0;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a { color: inherit; }
button, input, textarea { font: inherit; letter-spacing: 0; }
button, a { -webkit-tap-highlight-color: transparent; }

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  background: var(--white);
  color: var(--green);
  transform: translateY(-160%);
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  height: var(--header-h);
  background: rgba(250, 251, 247, 0.96);
  border-bottom: 1px solid rgba(23, 58, 52, 0.12);
  transition: box-shadow 180ms ease;
}
.site-header.is-scrolled { box-shadow: 0 8px 28px rgba(16, 44, 39, 0.09); }
.nav-shell {
  width: min(calc(100% - 40px), var(--content));
  height: 100%;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 250px 1fr auto;
  align-items: center;
  gap: 30px;
}
.brand { display: inline-flex; width: 230px; }
.brand img { width: 100%; height: auto; }
.desktop-nav { display: flex; justify-content: center; gap: 32px; }
.desktop-nav a, .footer-links a {
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
  color: var(--green);
}
.desktop-nav a { position: relative; padding: 26px 0 23px; }
.desktop-nav a::after {
  position: absolute;
  right: 0;
  bottom: 17px;
  left: 0;
  height: 2px;
  background: var(--gold);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}
.desktop-nav a:hover::after, .desktop-nav a:focus-visible::after { transform: scaleX(1); }
.header-cta {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: var(--green);
  color: var(--white);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
}
.header-cta svg { width: 16px; height: 16px; }
.menu-toggle { display: none; }
.mobile-nav { display: none; }

.hero {
  position: relative;
  min-height: clamp(570px, 82vh, 760px);
  display: flex;
  overflow: hidden;
  align-items: center;
  background: var(--green) url("assets/hero-science.webp") center / cover no-repeat;
  color: var(--white);
}
.hero-overlay { position: absolute; inset: 0; background: rgba(8, 35, 31, 0.77); }
.hero-content {
  position: relative;
  z-index: 1;
  width: min(calc(100% - 40px), var(--content));
  margin: 0 auto;
  padding: 76px 0 108px;
}
.eyebrow {
  margin: 0 0 16px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}
.hero-eyebrow { color: #f0ca73; }
.hero h1 {
  max-width: 900px;
  margin: 0;
  font-size: clamp(58px, 8vw, 112px);
  line-height: 0.95;
  font-weight: 700;
}
.hero-copy {
  max-width: 710px;
  margin: 34px 0 0;
  color: #e7ece8;
  font-size: clamp(19px, 2.2vw, 25px);
  line-height: 1.45;
}
.hero-actions { display: flex; align-items: center; gap: 30px; margin-top: 38px; }
.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 18px;
  border: 0;
  border-radius: 2px;
  cursor: pointer;
  font-weight: 700;
  text-decoration: none;
  transition: background 160ms ease, color 160ms ease, transform 160ms ease;
}
.button:hover { transform: translateY(-2px); }
.button svg, .text-link svg { width: 17px; height: 17px; flex: 0 0 auto; }
.button-primary { background: var(--gold); color: var(--green-deep); }
.button-primary:hover { background: #e5ba58; }
.button-gold { width: 100%; margin-top: 8px; background: var(--gold); color: var(--green-deep); }
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--green);
  font-size: 15px;
  font-weight: 700;
  text-decoration-thickness: 1px;
  text-underline-offset: 5px;
}
.text-link-light { color: var(--white); }
.hero-note {
  position: absolute;
  z-index: 1;
  right: max(20px, calc((100vw - var(--content)) / 2));
  bottom: 25px;
  max-width: 330px;
  margin: 0;
  color: #c5d1cc;
  font-size: 12px;
  text-align: right;
}

.capability-strip { background: var(--gold); color: var(--green-deep); }
.strip-inner {
  width: min(calc(100% - 40px), var(--content));
  min-height: 58px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  align-items: center;
}
.strip-inner span { padding: 9px 20px; border-left: 1px solid rgba(16, 44, 39, 0.24); font-size: 13px; font-weight: 700; text-align: center; }
.strip-inner span:first-child { border-left: 0; text-align: left; }

.section { padding: 112px 0; }
.section-inner { width: min(calc(100% - 40px), var(--content)); margin: 0 auto; }
.section-heading { max-width: 970px; margin-bottom: 70px; }
.section-heading.narrow { max-width: 780px; }
.section-heading h2, .platform-copy h2, .company-copy h2, .contact-copy h2 {
  margin: 0;
  color: var(--green);
  font-size: clamp(36px, 5vw, 62px);
  line-height: 1.07;
}
.section-heading > p:last-child, .platform-copy > p, .company-copy > p, .contact-copy > p {
  max-width: 760px;
  margin: 28px 0 0;
  color: var(--sage);
  font-size: 19px;
}

.capability-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 42px; }
.capability { min-height: 275px; padding: 30px 0; border-top: 3px solid var(--green); border-bottom: 1px solid var(--line); }
.capability-number, .application-index, .person-role { color: var(--gold); font-size: 12px; font-weight: 700; text-transform: uppercase; }
.capability h3 { margin: 58px 0 16px; color: var(--green); font-size: 26px; }
.capability p { margin: 0; color: var(--sage); font-size: 17px; }

.platform-section { background: var(--mist); }
.platform-layout { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(390px, 0.92fr); gap: 76px; align-items: center; }
.platform-visual { overflow: hidden; min-height: 560px; }
.platform-visual img { width: 100%; height: 560px; object-fit: cover; }
.platform-copy h2 { font-size: clamp(36px, 4.5vw, 56px); }
.process-list { margin: 40px 0; border-top: 1px solid #c6d3cd; }
.process-list div { display: grid; grid-template-columns: 108px 1fr; gap: 22px; padding: 20px 0; border-bottom: 1px solid #c6d3cd; }
.process-list strong { color: var(--green); }
.process-list span { color: var(--sage); }

.applications-section { background: var(--white); }
.application-row { display: grid; grid-template-columns: 1.12fr 0.88fr; gap: 70px; align-items: center; padding: 66px 0; border-top: 1px solid var(--line); }
.application-row.reverse { grid-template-columns: 0.88fr 1.12fr; }
.application-row.reverse .application-image { order: 2; }
.application-row.reverse .application-copy { order: 1; }
.application-image { aspect-ratio: 16 / 10; overflow: hidden; background: var(--mist); }
.application-image img { width: 100%; height: 100%; object-fit: cover; }
.application-image.dark-image { background: #050505; }
.application-copy h3 { margin: 16px 0; color: var(--green); font-size: clamp(30px, 3.2vw, 43px); line-height: 1.12; }
.application-copy > p:not(.application-index) { margin: 0; color: var(--sage); font-size: 18px; }
.application-copy ul { margin: 30px 0 0; padding: 0; list-style: none; }
.application-copy li { position: relative; padding: 11px 0 11px 22px; border-top: 1px solid var(--line); color: var(--green); font-weight: 700; }
.application-copy li::before { position: absolute; top: 19px; left: 0; width: 6px; height: 6px; border-radius: 50%; background: var(--gold); content: ""; }

.company-section { background: var(--green); color: var(--white); }
.company-layout { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 90px; align-items: start; }
.company-copy h2 { color: var(--white); }
.company-copy > p { color: #c7d2cd; }
.company-proof { border-top: 1px solid rgba(255, 255, 255, 0.24); }
.company-proof div { display: grid; grid-template-columns: 150px 1fr; align-items: center; gap: 24px; padding: 28px 0; border-bottom: 1px solid rgba(255, 255, 255, 0.24); }
.company-proof strong { color: var(--gold); font-size: 48px; line-height: 1; }
.company-proof span { color: #e3e9e6; }

.team-section { background: var(--warm); }
.team-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.person { display: grid; grid-template-columns: 42% 1fr; min-height: 390px; overflow: hidden; border: 1px solid var(--line); border-radius: 6px; background: var(--white); }
.person img { width: 100%; height: 100%; min-height: 390px; object-fit: cover; }
.person-copy { padding: 38px 32px; }
.person-copy h3 { margin: 12px 0 22px; color: var(--green); font-size: 28px; line-height: 1.15; }
.person-copy p:last-child { margin: 0; color: var(--sage); }

.contact-section { background: var(--green-deep); color: var(--white); padding: 110px 0; }
.contact-inner { width: min(calc(100% - 40px), var(--content)); margin: 0 auto; display: grid; grid-template-columns: 1fr 0.78fr; gap: 100px; align-items: start; }
.eyebrow-light { color: var(--gold); }
.contact-copy h2 { color: var(--white); }
.contact-copy > p { color: #c3cfca; }
.contact-email { margin-top: 34px; font-size: 18px; }
.contact-form { padding: 34px; border: 1px solid rgba(255, 255, 255, 0.2); background: #153a33; }
.contact-form label { display: block; margin: 0 0 7px; color: #dce5e1; font-size: 13px; font-weight: 700; }
.contact-form input, .contact-form textarea { width: 100%; margin: 0 0 18px; border: 1px solid #587168; border-radius: 0; outline: 0; background: #102f2a; color: var(--white); }
.contact-form input { height: 46px; padding: 0 12px; }
.contact-form textarea { min-height: 120px; padding: 12px; resize: vertical; }
.contact-form input:focus, .contact-form textarea:focus { border-color: var(--gold); box-shadow: 0 0 0 2px rgba(215, 168, 63, 0.25); }
.hidden-field { position: absolute; left: -10000px; }

.site-footer { background: #0b2420; color: #c7d2cd; }
.footer-inner { width: min(calc(100% - 40px), var(--content)); margin: 0 auto; display: grid; grid-template-columns: 230px 1fr auto; align-items: center; gap: 30px; padding: 45px 0; }
.footer-inner > img { width: 220px; }
.footer-inner > p { margin: 0; }
.footer-links { display: flex; gap: 24px; }
.footer-links a { display: inline-flex; align-items: center; gap: 6px; color: var(--white); }
.footer-links svg { width: 15px; height: 15px; }
.copyright { grid-column: 1 / -1; padding-top: 25px; border-top: 1px solid rgba(255, 255, 255, 0.12); font-size: 12px; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity 550ms ease, transform 550ms ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 980px) {
  :root { --header-h: 70px; }
  .nav-shell { grid-template-columns: 210px 1fr auto; }
  .desktop-nav, .header-cta { display: none; }
  .menu-toggle { display: inline-grid; width: 42px; height: 42px; place-items: center; justify-self: end; border: 0; background: transparent; color: var(--green); cursor: pointer; }
  .menu-toggle svg { width: 24px; height: 24px; }
  .mobile-nav { position: absolute; top: var(--header-h); right: 0; left: 0; padding: 12px 20px 22px; border-bottom: 1px solid var(--line); background: var(--warm); }
  .mobile-nav[hidden] { display: none; }
  .mobile-nav:not([hidden]) { display: grid; }
  .mobile-nav a { padding: 13px 0; border-bottom: 1px solid var(--line); color: var(--green); font-weight: 700; text-decoration: none; }
  .mobile-nav a:last-child { border: 0; }
  .capability-grid { gap: 24px; }
  .platform-layout, .company-layout, .contact-inner { grid-template-columns: 1fr; }
  .platform-layout, .company-layout, .contact-inner { gap: 56px; }
  .platform-visual, .platform-visual img { min-height: 440px; height: 440px; }
  .application-row, .application-row.reverse { grid-template-columns: 1fr; gap: 35px; }
  .application-row.reverse .application-image, .application-row.reverse .application-copy { order: initial; }
  .person { grid-template-columns: 1fr; }
  .person img { height: 360px; min-height: 0; object-position: center 28%; }
}

@media (max-width: 720px) {
  .nav-shell, .section-inner, .strip-inner, .hero-content, .contact-inner, .footer-inner { width: min(calc(100% - 32px), var(--content)); }
  .brand { width: 190px; }
  .hero { min-height: 620px; align-items: flex-start; }
  .hero-content { padding-top: 98px; padding-bottom: 110px; }
  .hero h1 { font-size: clamp(52px, 18vw, 78px); }
  .hero-copy { font-size: 18px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 22px; }
  .hero-note { right: 16px; bottom: 18px; left: 16px; text-align: left; }
  .strip-inner { grid-template-columns: 1fr 1fr; padding: 8px 0; }
  .strip-inner span, .strip-inner span:first-child { padding: 9px 8px; border: 0; text-align: left; }
  .section { padding: 80px 0; }
  .section-heading { margin-bottom: 50px; }
  .section-heading h2, .platform-copy h2, .company-copy h2, .contact-copy h2 { font-size: clamp(34px, 11vw, 48px); }
  .section-heading > p:last-child, .platform-copy > p, .company-copy > p, .contact-copy > p { font-size: 17px; }
  .capability-grid, .team-grid { grid-template-columns: 1fr; }
  .capability { min-height: 0; }
  .capability h3 { margin-top: 34px; }
  .platform-layout { gap: 42px; }
  .platform-visual, .platform-visual img { height: 330px; min-height: 330px; }
  .process-list div { grid-template-columns: 90px 1fr; gap: 12px; }
  .application-row { padding: 48px 0; }
  .application-image { aspect-ratio: 4 / 3; }
  .company-proof div { grid-template-columns: 110px 1fr; }
  .company-proof strong { font-size: 40px; }
  .person { min-height: 0; }
  .person img { height: 330px; }
  .contact-section { padding: 80px 0; }
  .contact-form { padding: 24px 18px; }
  .footer-inner { grid-template-columns: 1fr; align-items: start; }
  .footer-links { flex-wrap: wrap; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

.success-page { min-height: 100vh; background: var(--green); color: var(--white); }
.success-shell {
  width: min(calc(100% - 40px), 880px);
  min-height: 100vh;
  margin: 0 auto;
  display: grid;
  align-content: center;
  gap: 80px;
  padding: 70px 0;
}
.success-shell > img { width: 300px; }
.success-shell h1 { max-width: 760px; margin: 0; font-size: clamp(44px, 7vw, 76px); line-height: 1.02; }
.success-shell p:not(.eyebrow) { max-width: 600px; margin: 24px 0 34px; color: #c7d2cd; font-size: 19px; }