:root {
  --navy: #081421;
  --navy-2: #102335;
  --signal: #e3343d;
  --cyan: #35c2d9;
  --paper: #f4f7f9;
  --white: #ffffff;
  --ink: #111820;
  --muted: #5d6874;
  --line: #d8e0e6;
  --soft: #edf2f5;
  --max: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }

.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  z-index: 1000;
  background: var(--white);
  color: var(--navy);
  padding: 10px 14px;
  font-weight: 700;
}
.skip-link:focus { top: 12px; }

.shell {
  width: min(calc(100% - 48px), var(--max));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}
.header-inner {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  min-width: 300px;
}
.brand-mark svg { display: block; width: 42px; height: 42px; }
.brand-copy { display: grid; line-height: 1.1; gap: 3px; }
.brand-copy strong { font-size: 17px; letter-spacing: .08em; color: var(--navy); }
.brand-copy span { font-size: 12px; color: #53606c; letter-spacing: .01em; }
.primary-nav { display: flex; align-items: center; gap: 30px; font-size: 14px; font-weight: 620; }
.primary-nav a { text-decoration: none; color: #26323e; }
.primary-nav a:hover { color: var(--signal); }
.nav-cta {
  border-left: 1px solid var(--line);
  padding-left: 28px;
}
.menu-button { display: none; }

.hero {
  background:
    linear-gradient(90deg, rgba(8,20,33,.025) 1px, transparent 1px),
    linear-gradient(rgba(8,20,33,.025) 1px, transparent 1px),
    var(--paper);
  background-size: 44px 44px;
  border-bottom: 1px solid var(--line);
}
.hero-grid {
  min-height: 680px;
  display: grid;
  grid-template-columns: 1.08fr .92fr;
  gap: 72px;
  align-items: center;
  padding-top: 86px;
  padding-bottom: 86px;
}
.eyebrow {
  margin: 0 0 18px;
  color: var(--signal);
  font-size: 12px;
  font-weight: 780;
  letter-spacing: .14em;
  text-transform: uppercase;
}
h1, h2, h3, p { margin-top: 0; }
h1 {
  max-width: 780px;
  margin-bottom: 28px;
  color: var(--navy);
  font-size: clamp(52px, 7vw, 90px);
  line-height: .98;
  letter-spacing: -.052em;
  font-weight: 720;
}
.hero-lede {
  max-width: 720px;
  margin-bottom: 34px;
  color: #3e4c58;
  font-size: clamp(19px, 2vw, 23px);
  line-height: 1.45;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid transparent;
  text-decoration: none;
  font-size: 14px;
  font-weight: 720;
  transition: transform .15s ease, background .15s ease, color .15s ease;
}
.button:hover { transform: translateY(-1px); }
.button-primary { background: var(--navy); color: var(--white); }
.button-primary:hover { background: var(--signal); }
.button-secondary { border-color: #aeb9c2; background: rgba(255,255,255,.52); color: var(--navy); }
.button-secondary:hover { border-color: var(--navy); background: var(--white); }

.hero-visual { display: flex; justify-content: flex-end; }
.signal-panel {
  width: min(100%, 500px);
  border: 1px solid #9eacb7;
  background: var(--navy);
  box-shadow: 0 24px 70px rgba(8,20,33,.14);
}
.signal-meta, .signal-footer {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  color: #aab8c4;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .12em;
}
.signal-meta { border-bottom: 1px solid rgba(255,255,255,.14); }
.signal-footer { border-top: 1px solid rgba(255,255,255,.14); }
.signal-field {
  position: relative;
  aspect-ratio: 1.18;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 50%, rgba(53,194,217,.13), transparent 34%),
    linear-gradient(90deg, rgba(255,255,255,.055) 1px, transparent 1px),
    linear-gradient(rgba(255,255,255,.055) 1px, transparent 1px);
  background-size: auto, 32px 32px, 32px 32px;
}
.signal-field::before,
.signal-field::after {
  content: "";
  position: absolute;
  border: 1px solid rgba(53,194,217,.42);
  left: 50%;
  top: 50%;
  transform: translate(-50%,-50%);
}
.signal-field::before { width: 54%; height: 54%; }
.signal-field::after { width: 34%; height: 34%; }
.boundary { position: absolute; background: rgba(255,255,255,.28); }
.boundary-a { width: 1px; height: 72%; left: 27%; top: 14%; }
.boundary-b { width: 56%; height: 1px; left: 22%; top: 32%; }
.boundary-c { width: 44%; height: 1px; left: 28%; bottom: 26%; }
.core {
  position: absolute;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  left: calc(50% - 8px);
  top: calc(50% - 8px);
  background: var(--signal);
  box-shadow: 0 0 0 9px rgba(227,52,61,.12), 0 0 42px rgba(227,52,61,.52);
}
.scan-line {
  position: absolute;
  width: 3px;
  height: 76%;
  left: 68%;
  top: 12%;
  background: var(--signal);
  box-shadow: 0 0 18px rgba(227,52,61,.45);
}

.statement-band { background: var(--navy); color: var(--white); }
.statement-grid {
  display: grid;
  grid-template-columns: 1fr 3fr;
  gap: 72px;
  padding-top: 62px;
  padding-bottom: 62px;
  align-items: start;
}
.statement-kicker {
  margin: 5px 0 0;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.statement-text {
  margin: 0;
  max-width: 920px;
  font-size: clamp(28px, 3.3vw, 44px);
  line-height: 1.16;
  letter-spacing: -.025em;
  font-weight: 520;
}

.section { padding: 112px 0; }
.section-muted { background: var(--paper); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.split-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 110px;
  align-items: start;
}
h2 {
  margin-bottom: 0;
  color: var(--navy);
  font-size: clamp(38px, 4.8vw, 62px);
  line-height: 1.06;
  letter-spacing: -.038em;
  font-weight: 690;
}
.body-copy { max-width: 650px; color: #43505c; font-size: 19px; }
.body-copy p { margin-bottom: 24px; }
.body-copy p:last-child { margin-bottom: 0; }

.section-dark { background: var(--navy); color: var(--white); }
.section-dark h2, .section-dark h3 { color: var(--white); }
.section-heading {
  display: grid;
  grid-template-columns: 1.55fr .8fr;
  gap: 100px;
  align-items: end;
  margin-bottom: 58px;
}
.section-heading > p { margin-bottom: 2px; color: #55626e; font-size: 17px; }
.section-heading.inverse > p { color: #aebbc6; }
.research-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid rgba(255,255,255,.2);
  border-left: 1px solid rgba(255,255,255,.2);
}
.research-card {
  min-height: 280px;
  padding: 34px;
  border-right: 1px solid rgba(255,255,255,.2);
  border-bottom: 1px solid rgba(255,255,255,.2);
  background: rgba(255,255,255,.018);
  transition: background .2s ease;
}
.research-card:hover { background: rgba(53,194,217,.05); }
.card-index { display: block; margin-bottom: 56px; color: var(--cyan); font-size: 12px; letter-spacing: .13em; font-weight: 800; }
.research-card h3 { margin-bottom: 16px; font-size: 28px; letter-spacing: -.025em; }
.research-card p { max-width: 520px; margin-bottom: 0; color: #bac5cd; font-size: 17px; }

.work-list { border-top: 1px solid #9eabb5; }
.work-item {
  display: grid;
  grid-template-columns: 1fr 2fr 1.3fr;
  gap: 44px;
  padding: 34px 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}
.work-item.featured { padding-top: 46px; padding-bottom: 46px; }
.work-label { color: var(--signal); font-size: 11px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.work-item h3 { margin: 0; color: var(--navy); font-size: 28px; line-height: 1.15; letter-spacing: -.025em; }
.work-item p { margin: 0; color: #52606b; }
.text-link { color: var(--navy); font-weight: 720; text-underline-offset: 4px; }
.text-link.muted { color: #7d8992; font-weight: 600; }

.people-grid { align-items: center; }
.contact-section { background: var(--signal); color: var(--white); padding: 90px 0; }
.contact-grid { display: grid; grid-template-columns: 1.3fr .8fr; gap: 100px; align-items: center; }
.contact-section .eyebrow { color: var(--navy); }
.contact-section h2 { color: var(--white); }
.contact-copy { font-size: 18px; }
.button-light { margin-top: 12px; background: var(--white); color: var(--navy); }
.button-light:hover { background: var(--navy); color: var(--white); }

.site-footer { background: #050c13; color: #d7dfe5; padding: 44px 0; }
.footer-grid { display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.footer-brand { display: flex; align-items: flex-start; gap: 14px; }
.footer-mark { width: 4px; height: 42px; background: var(--signal); display: block; }
.footer-brand strong { color: var(--white); font-size: 15px; }
.footer-brand p { margin: 4px 0 0; color: #8d9aa4; font-size: 13px; }
.footer-meta { display: flex; flex-wrap: wrap; gap: 22px; color: #9aa6af; font-size: 13px; }
.footer-meta a { color: #dce4e9; text-decoration: none; }
.footer-meta a:hover { color: var(--cyan); }

@media (max-width: 900px) {
  .shell { width: min(calc(100% - 32px), var(--max)); }
  .brand { min-width: 0; }
  .brand-copy span { display: none; }
  .menu-button {
    display: inline-flex;
    border: 1px solid var(--line);
    background: var(--white);
    color: var(--navy);
    padding: 9px 12px;
    font: inherit;
    font-size: 13px;
    font-weight: 700;
  }
  .primary-nav {
    position: absolute;
    display: none;
    left: 0;
    right: 0;
    top: 78px;
    background: var(--white);
    border-bottom: 1px solid var(--line);
    padding: 22px 16px 28px;
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
  }
  .primary-nav.open { display: flex; }
  .nav-cta { border-left: 0; padding-left: 0; }
  .hero-grid { grid-template-columns: 1fr; min-height: auto; gap: 50px; padding-top: 68px; padding-bottom: 68px; }
  .hero-visual { justify-content: stretch; }
  .signal-panel { width: 100%; max-width: none; }
  .statement-grid, .split-grid, .section-heading, .contact-grid { grid-template-columns: 1fr; gap: 34px; }
  .section { padding: 78px 0; }
  .research-grid { grid-template-columns: 1fr; }
  .research-card { min-height: 240px; }
  .work-item { grid-template-columns: 1fr; gap: 14px; }
  .footer-grid { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 520px) {
  h1 { font-size: 50px; }
  .hero-lede { font-size: 18px; }
  .statement-text { font-size: 29px; }
  .section { padding: 64px 0; }
  .research-card { padding: 26px; }
  .card-index { margin-bottom: 36px; }
  .signal-footer { font-size: 8px; }
}

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