:root {
  --ink: #10201d;
  --ink-2: #263b37;
  --pine: #123f3b;
  --pine-dark: #092b2a;
  --aqua: #9ee4dc;
  --aqua-strong: #48b9ae;
  --paper: #f3f0e8;
  --paper-2: #e8e4da;
  --white: #fffdf8;
  --gold: #dfad54;
  --line: rgba(16, 32, 29, 0.18);
  --wrap: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Aptos", "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; }
button, input { font: inherit; }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 4px; }
::selection { background: var(--aqua); color: var(--ink); }

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 100;
  transform: translateY(-160%);
  padding: 10px 14px;
  background: var(--white);
  color: var(--ink);
  font-weight: 700;
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  min-height: 82px;
  padding: 0 max(24px, calc((100vw - var(--wrap)) / 2));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  text-decoration: none;
  line-height: 1.05;
}
.brand strong { display: block; font-size: 16px; letter-spacing: .01em; }
.brand small { display: block; margin-top: 5px; color: #53645f; font-size: 11px; letter-spacing: .09em; text-transform: uppercase; }
.brand-mark { position: relative; width: 34px; height: 34px; display: block; transform: rotate(-8deg); }
.brand-mark i { position: absolute; display: block; border: 2px solid var(--pine); border-radius: 50%; }
.brand-mark i:nth-child(1) { inset: 1px 11px 12px 2px; }
.brand-mark i:nth-child(2) { inset: 11px 0 2px 12px; }
.brand-mark i:nth-child(3) { inset: 13px 14px 0 0; border-color: var(--aqua-strong); }
.site-header nav { display: flex; align-items: center; gap: 30px; }
.site-header nav a { color: var(--ink-2); font-size: 14px; font-weight: 700; text-decoration: none; }
.site-header nav a:hover { color: var(--pine); }
.site-header .nav-cta { padding: 10px 17px; border: 1px solid var(--ink); border-radius: 99px; }
.menu-button { display: none; padding: 9px 13px; color: var(--ink); background: transparent; border: 1px solid var(--line); border-radius: 99px; font-size: 14px; font-weight: 700; }
.mobile-menu { position: fixed; inset: 82px 0 0; z-index: 90; padding: 32px 24px; background: var(--paper); }
.mobile-menu a { display: block; padding: 17px 0; border-bottom: 1px solid var(--line); font-size: 25px; font-weight: 700; text-decoration: none; }

.hero {
  width: min(var(--wrap), calc(100% - 48px));
  min-height: calc(100svh - 82px);
  margin: 0 auto;
  padding: clamp(44px, 7vw, 88px) 0 30px;
  display: grid;
  grid-template-columns: minmax(0, .88fr) minmax(430px, 1.12fr);
  grid-template-rows: 1fr auto;
  column-gap: clamp(38px, 6vw, 90px);
  align-items: center;
}
.hero-copy { padding-bottom: 34px; }
.eyebrow, .section-kicker {
  margin: 0 0 20px;
  color: var(--pine);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .17em;
  text-transform: uppercase;
}
h1, h2, h3 { margin: 0; text-wrap: balance; }
h1 {
  max-width: 12ch;
  font-family: "Iowan Old Style", "Baskerville", "Times New Roman", serif;
  font-size: clamp(55px, 6.7vw, 100px);
  font-weight: 600;
  letter-spacing: -.045em;
  line-height: .91;
}
h1 em { color: var(--pine); font-style: italic; font-weight: 400; }
.hero-lede { max-width: 590px; margin: 30px 0 0; color: var(--ink-2); font-size: clamp(18px, 1.55vw, 22px); line-height: 1.55; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 20px 28px; margin-top: 33px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 22px; min-height: 50px; padding: 12px 21px; border-radius: 4px; font-size: 14px; font-weight: 800; text-decoration: none; }
.button-primary { background: var(--ink); color: var(--white); }
.button-primary:hover { background: var(--pine); }
.text-link { color: var(--pine); font-size: 14px; font-weight: 800; text-underline-offset: 5px; }
.hero-figure { position: relative; align-self: stretch; min-height: 540px; margin: 0; overflow: hidden; background: var(--ink); }
.hero-figure::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 58%, rgba(4, 15, 14, .8)); pointer-events: none; }
.hero-figure img { width: 100%; height: 100%; object-fit: cover; filter: contrast(1.08); }
.hero-figure figcaption { position: absolute; z-index: 1; right: 24px; bottom: 21px; left: 24px; color: #e6efec; font-size: 12px; letter-spacing: .03em; }
.hero-figure figcaption span { display: block; margin-bottom: 3px; color: var(--aqua); font-size: 11px; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }

.hero-metrics {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(3, 1fr) minmax(220px, .9fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.hero-metrics > div { padding: 20px 24px 18px 0; }
.hero-metrics > div + div { padding-left: 24px; border-left: 1px solid var(--line); }
.hero-metrics strong { display: block; font-size: clamp(29px, 3vw, 42px); letter-spacing: -.05em; line-height: 1; }
.hero-metrics strong span { font-size: .48em; letter-spacing: 0; }
.hero-metrics p { margin: 7px 0 0; color: #566762; font-size: 12px; text-transform: uppercase; letter-spacing: .07em; }
.hero-metrics .metric-source { align-self: center; margin: 0; padding: 18px 0 18px 25px; border-left: 1px solid var(--line); font-size: 11px; line-height: 1.55; text-transform: none; letter-spacing: 0; }

.premise { width: min(920px, calc(100% - 48px)); margin: 0 auto; padding: clamp(90px, 12vw, 170px) 0; text-align: center; }
.premise h2 { max-width: 16ch; margin: 0 auto; font-family: "Iowan Old Style", "Baskerville", "Times New Roman", serif; font-size: clamp(38px, 5vw, 67px); font-weight: 500; letter-spacing: -.035em; line-height: 1.02; }
.premise > p:not(.section-kicker) { max-width: 720px; margin: 28px auto 0; color: var(--ink-2); font-size: 19px; }
.premise-steps { display: grid; grid-template-columns: repeat(4, 1fr); margin: 55px 0 0; padding: 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); list-style: none; text-align: left; }
.premise-steps li { min-height: 150px; padding: 20px 18px; }
.premise-steps li + li { border-left: 1px solid var(--line); }
.premise-steps span { display: block; margin-bottom: 38px; color: #596a65; font-size: 11px; font-weight: 800; letter-spacing: .12em; }
.premise-steps strong { display: block; font-size: 15px; line-height: 1.35; }
.build-marker { padding: 18px 24px; background: var(--pine-dark); color: #b8cbc6; font-size: 12px; text-align: center; }

@media (max-width: 900px) {
  .site-header nav { display: none; }
  .menu-button { display: block; }
  .hero { grid-template-columns: 1fr; min-height: 0; }
  .hero-copy { padding-bottom: 45px; }
  .hero-figure { min-height: min(72vw, 620px); }
  .hero-metrics { grid-template-columns: repeat(3, 1fr); margin-top: 24px; }
  .hero-metrics .metric-source { grid-column: 1 / -1; padding-left: 0; border-top: 1px solid var(--line); border-left: 0; }
}

@media (max-width: 640px) {
  body { font-size: 16px; }
  .site-header { min-height: 72px; padding: 0 18px; }
  .brand small { display: none; }
  .mobile-menu { inset-block-start: 72px; }
  .hero, .premise { width: min(100% - 32px, var(--wrap)); }
  .hero { padding-top: 48px; }
  h1 { font-size: clamp(48px, 15vw, 68px); }
  .hero-figure { min-height: 105vw; }
  .hero-metrics { grid-template-columns: 1fr; }
  .hero-metrics > div, .hero-metrics > div + div { padding: 16px 0; border-left: 0; border-bottom: 1px solid var(--line); }
  .hero-metrics .metric-source { border-top: 0; border-bottom: 0; }
  .premise-steps { grid-template-columns: 1fr 1fr; }
  .premise-steps li:nth-child(3) { border-left: 0; border-top: 1px solid var(--line); }
  .premise-steps li:nth-child(4) { border-top: 1px solid var(--line); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}


/* ===== completed site sections ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(243, 240, 232, .96);
  backdrop-filter: blur(16px);
}
section[id] { scroll-margin-top: 82px; }
.section-shell { width: min(var(--wrap), calc(100% - 48px)); margin: 0 auto; }
.section-pad { padding: clamp(88px, 10vw, 150px) 0; }
.section-intro {
  display: grid;
  grid-template-columns: minmax(240px, .7fr) minmax(0, 1.3fr);
  gap: 28px clamp(44px, 8vw, 120px);
  align-items: start;
}
.section-intro .section-kicker { grid-column: 1; }
.section-intro h2 {
  grid-column: 1;
  max-width: 12ch;
  font-family: "Iowan Old Style", "Baskerville", "Times New Roman", serif;
  font-size: clamp(43px, 5.2vw, 72px);
  font-weight: 500;
  letter-spacing: -.04em;
  line-height: .98;
}
.section-intro > p:last-child {
  grid-column: 2;
  grid-row: 1 / span 2;
  max-width: 590px;
  margin: 40px 0 0;
  color: var(--ink-2);
  font-size: clamp(18px, 1.65vw, 22px);
  line-height: 1.6;
}
.section-kicker.light { color: var(--aqua); }
figcaption { color: #667772; font-size: 13px; line-height: 1.55; }

/* proof */
.proof { background: var(--white); border-top: 1px solid var(--line); }
.proof-intro { margin-bottom: 68px; }
.comparison {
  --reveal: 52%;
  max-width: 880px;
  margin: 0 auto;
}
.comparison-stage {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  background: #5b5d5b;
  border: 1px solid #b7beb9;
  box-shadow: 0 30px 70px rgba(20, 34, 31, .16);
  cursor: ew-resize;
  touch-action: pan-y;
  user-select: none;
}
.comparison-stage img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.comparison-overlay { clip-path: inset(0 calc(100% - var(--reveal)) 0 0); }
.comparison-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--reveal);
  width: 2px;
  background: var(--white);
  box-shadow: 0 0 0 1px rgba(16, 32, 29, .3);
  pointer-events: none;
}
.comparison-handle i {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 44px;
  height: 44px;
  transform: translate(-50%, -50%);
  background: var(--white);
  border: 1px solid var(--ink);
  border-radius: 50%;
  box-shadow: 0 5px 18px rgba(8, 20, 18, .26);
}
.comparison-handle i::before,
.comparison-handle i::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 7px;
  height: 7px;
  border-top: 2px solid var(--ink);
  border-left: 2px solid var(--ink);
}
.comparison-handle i::before { left: 10px; transform: translateY(-50%) rotate(-45deg); }
.comparison-handle i::after { right: 10px; transform: translateY(-50%) rotate(135deg); }
.comparison-tag {
  position: absolute;
  top: 16px;
  padding: 7px 10px;
  color: var(--white);
  background: rgba(8, 22, 20, .78);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.comparison-tag-left { left: 16px; }
.comparison-tag-right { right: 16px; }
.comparison-controls {
  display: grid;
  grid-template-columns: auto minmax(280px, 1fr);
  gap: 24px 36px;
  align-items: center;
  padding: 22px 0 17px;
}
.layer-buttons {
  display: inline-flex;
  width: max-content;
  padding: 3px;
  background: var(--paper-2);
  border-radius: 99px;
}
.layer-buttons button {
  min-height: 38px;
  padding: 7px 14px;
  color: #455853;
  background: transparent;
  border: 0;
  border-radius: 99px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 800;
}
.layer-buttons button[aria-pressed="true"] { color: var(--white); background: var(--pine); }
.reveal-control { display: grid; grid-template-columns: auto 1fr; gap: 16px; align-items: center; }
.reveal-control span { color: #52645f; font-size: 12px; font-weight: 800; white-space: nowrap; }
.reveal-control input { width: 100%; accent-color: var(--pine); cursor: ew-resize; }
.comparison > figcaption { max-width: 800px; margin: 0; }
.proof-takeaway {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(430px, 1.1fr);
  gap: 70px;
  align-items: start;
  margin-top: clamp(70px, 9vw, 120px);
  padding-top: 38px;
  border-top: 1px solid var(--line);
}
.pullquote {
  max-width: 13ch;
  margin: 0;
  font-family: "Iowan Old Style", "Baskerville", "Times New Roman", serif;
  font-size: clamp(31px, 4vw, 51px);
  letter-spacing: -.035em;
  line-height: 1.06;
}
.proof-takeaway dl { margin: 0; }
.proof-takeaway dl div {
  display: grid;
  grid-template-columns: 95px 1fr;
  gap: 20px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}
.proof-takeaway dl div:first-child { border-top: 1px solid var(--line); }
.proof-takeaway dt { color: var(--pine); font-size: 12px; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }
.proof-takeaway dd { margin: 0; color: var(--ink-2); font-size: 15px; }

/* platform */
.platform { color: #d9e8e4; background: var(--ink); }
.platform-grid {
  display: grid;
  grid-template-columns: minmax(300px, .68fr) minmax(0, 1.32fr);
  gap: 58px clamp(50px, 7vw, 105px);
  align-items: center;
}
.platform-copy h2,
.geometry-copy h2,
.collaborate-copy h2 {
  margin: 0;
  color: var(--white);
  font-family: "Iowan Old Style", "Baskerville", "Times New Roman", serif;
  font-size: clamp(42px, 4.7vw, 66px);
  font-weight: 500;
  letter-spacing: -.04em;
  line-height: .99;
}
.platform-copy > p:not(.section-kicker),
.geometry-copy > p:not(.section-kicker),
.collaborate-copy > p:not(.section-kicker) {
  margin: 26px 0 0;
  color: #b9cdc8;
  font-size: 17px;
}
.light-link { display: inline-block; margin-top: 17px; color: var(--aqua); }
.platform-figure { margin: 0; }
.platform-figure img {
  display: block;
  width: 100%;
  height: auto !important;
  aspect-ratio: 1500 / 866;
  object-fit: contain;
  background: #fff;
  border: 1px solid rgba(255,255,255,.22);
}
.platform-figure figcaption { margin-top: 12px; color: #98aca7; }
.platform-specs {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1.35fr .75fr 1fr .7fr;
  border-top: 1px solid rgba(255,255,255,.18);
  border-bottom: 1px solid rgba(255,255,255,.18);
}
.platform-specs div { min-height: 108px; padding: 25px 22px 20px; }
.platform-specs div:first-child { padding-left: 0; }
.platform-specs div + div { border-left: 1px solid rgba(255,255,255,.18); }
.platform-specs strong { display: block; color: var(--white); font-size: clamp(21px, 2.2vw, 30px); letter-spacing: -.03em; line-height: 1.1; }
.platform-specs span { display: block; margin-top: 9px; color: #91a6a1; font-size: 11px; letter-spacing: .1em; text-transform: uppercase; }

.detector-family {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1.15fr repeat(3, 1fr);
  border: 1px solid rgba(255,255,255,.18);
}
.detector-family > * { min-height: 154px; padding: 24px 22px; }
.detector-family > * + * { border-left: 1px solid rgba(255,255,255,.18); }
.detector-family-intro { background: rgba(255,255,255,.035); }
.detector-family-intro > p {
  margin: 0 0 12px;
  color: var(--aqua);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.detector-family-intro h3 {
  max-width: 14ch;
  color: var(--white);
  font-family: "Iowan Old Style", "Baskerville", "Times New Roman", serif;
  font-size: 24px;
  font-weight: 500;
  letter-spacing: -.02em;
  line-height: 1.08;
}
.detector-system {
  position: relative;
  appearance: none;
  margin: 0;
  color: inherit;
  background: transparent;
  border-top: 0;
  border-right: 0;
  border-bottom: 0;
  border-radius: 0;
  cursor: pointer;
  text-align: left;
  transition: background-color 180ms ease, box-shadow 180ms ease;
}
.detector-system:hover { background: rgba(255,255,255,.045); }
.detector-system[aria-pressed="true"] {
  background: rgba(158,228,220,.09);
  box-shadow: inset 0 -3px var(--aqua);
}
.detector-system strong {
  display: block;
  color: var(--white);
  font-size: clamp(27px, 2.6vw, 38px);
  letter-spacing: -.04em;
  line-height: 1;
}
.detector-system .detector-sampling {
  display: block;
  margin-top: 5px;
  color: var(--aqua);
  font-size: 14px;
  font-weight: 800;
}
.detector-system-label {
  display: block;
  margin: 24px 0 0;
  color: #91a6a1;
  font-size: 11px;
  letter-spacing: .08em;
  line-height: 1.4;
  text-transform: uppercase;
}
.new-system::after {
  content: "New";
  position: absolute;
  top: 19px;
  right: 18px;
  padding: 4px 7px;
  color: var(--ink);
  background: var(--gold);
  border-radius: 99px;
  font-size: 8px;
  font-weight: 900;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.fov-explainer {
  --field-width: 100%;
  --field-height: 100%;
  grid-column: 1 / -1;
  border: 1px solid rgba(255,255,255,.18);
  background: #0a1a18;
}
.fov-heading {
  display: grid;
  grid-template-columns: minmax(280px, .85fr) minmax(360px, 1.15fr);
  gap: 50px;
  align-items: end;
  padding: 38px 42px 34px;
  border-bottom: 1px solid rgba(255,255,255,.14);
}
.fov-heading > div > p {
  margin: 0 0 12px;
  color: var(--aqua);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .15em;
  text-transform: uppercase;
}
.fov-heading h3 {
  color: var(--white);
  font-family: "Iowan Old Style", "Baskerville", "Times New Roman", serif;
  font-size: clamp(31px, 3.2vw, 46px);
  font-weight: 500;
  letter-spacing: -.035em;
  line-height: 1;
}
.fov-heading > p {
  max-width: 660px;
  margin: 0;
  color: #a8bdb8;
  font-size: 15px;
  line-height: 1.65;
}
.fov-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.38fr) minmax(390px, .92fr);
}
.fov-graphic { min-width: 0; padding: 36px 42px 32px; }
.fov-stage {
  position: relative;
  overflow: hidden;
  padding: 54px 28px 78px;
  background:
    linear-gradient(rgba(158,228,220,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(158,228,220,.045) 1px, transparent 1px),
    radial-gradient(circle at 28% 48%, rgba(72,185,174,.14), transparent 32%),
    #071513;
  background-size: 32px 32px, 32px 32px, auto, auto;
  border: 1px solid rgba(255,255,255,.13);
}
.fov-stage::before {
  content: "";
  position: absolute;
  top: 28%;
  right: 10%;
  bottom: 24%;
  left: 8%;
  opacity: .36;
  background:
    radial-gradient(circle at 18% 52%, rgba(158,228,220,.75) 0 3px, transparent 4px),
    radial-gradient(circle at 37% 33%, rgba(158,228,220,.58) 0 2px, transparent 3px),
    radial-gradient(circle at 58% 66%, rgba(158,228,220,.72) 0 3px, transparent 4px),
    radial-gradient(circle at 81% 39%, rgba(158,228,220,.52) 0 2px, transparent 3px),
    linear-gradient(118deg, transparent 18%, rgba(158,228,220,.15) 19% 20%, transparent 21% 42%, rgba(158,228,220,.12) 43% 44%, transparent 45%);
  border: 1px solid rgba(158,228,220,.24);
  border-radius: 48% 56% 42% 51%;
  transform: rotate(-2deg);
}
.fov-stage-label {
  position: absolute;
  z-index: 2;
  top: 18px;
  left: 20px;
  color: #7f9892;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.fov-sampling-reference {
  position: absolute;
  z-index: 2;
  top: 12px;
  right: 20px;
  width: 184px;
  opacity: .72;
}
.fov-sampling-reference p { margin: 0 0 4px; color: #718b85; font-size: 7px; font-weight: 800; letter-spacing: .12em; line-height: 1; text-align: right; text-transform: uppercase; }
.fov-sampling-reference div { display: grid; grid-template-columns: minmax(0, 1fr) 43px; gap: 8px; align-items: center; min-height: 8px; opacity: .34; transition: opacity 180ms ease; }
.fov-sampling-reference i { display: block; justify-self: end; width: var(--sample-pitch); height: 1px; background: #75958f; transform-origin: right center; }
.fov-sampling-reference span { color: #75918b; font-size: 7px; font-style: normal; font-variant-numeric: tabular-nums; font-weight: 800; line-height: 1; white-space: nowrap; }
.fov-sampling-reference div.is-active { opacity: 1; }
.fov-sampling-reference div.is-active i { height: 2px; background: var(--gold); box-shadow: 0 0 10px rgba(223,173,84,.28); }
.fov-sampling-reference div.is-active span { color: var(--white); }
.fov-track {
  position: relative;
  width: 100%;
  aspect-ratio: 14192 / 10640;
}
.fov-window {
  position: absolute;
  top: 50%;
  left: 50%;
  width: var(--field-width);
  height: var(--field-height);
  overflow: visible;
  background: rgba(223,173,84,.055);
  border: 2px solid var(--gold);
  box-shadow: 0 0 0 1px rgba(7,21,19,.65), 0 14px 38px rgba(0,0,0,.22);
  transform: translate(-50%, -50%);
  transition: width 420ms cubic-bezier(.22,.8,.24,1), height 420ms cubic-bezier(.22,.8,.24,1);
}
.fov-window-label {
  position: absolute;
  right: -2px;
  bottom: -31px;
  z-index: 2;
  padding: 4px 7px;
  color: var(--ink);
  background: var(--gold);
  font-size: 9px;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.fov-tiles { position: absolute; inset: 0; overflow: hidden; }
.fov-tiles span {
  position: absolute;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(236,255,251,.78);
  background: rgba(158,228,220,.055);
  border: 1px solid rgba(158,228,220,.62);
  font-size: clamp(8px, .7vw, 10px);
  font-variant-numeric: tabular-nums;
  font-weight: 800;
  line-height: 1;
  text-shadow: 0 1px 3px #071513;
  animation: fov-tile-in 180ms ease-out both;
  animation-delay: calc(var(--tile-index) * 8ms);
}
.fov-tiles span:nth-child(10n) { color: var(--white); background: rgba(158,228,220,.12); }
.fov-tiles span:last-child { color: var(--ink); background: var(--gold); border-color: var(--gold); text-shadow: none; }
@keyframes fov-tile-in {
  from { opacity: .15; transform: scale(.84); }
  to { opacity: 1; transform: scale(1); }
}
.fov-scale {
  position: absolute;
  right: 28px;
  bottom: 17px;
  left: 28px;
  display: flex;
  justify-content: space-between;
  color: #78918b;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .09em;
  text-transform: uppercase;
}
.fov-scale::before {
  content: "";
  position: absolute;
  top: -6px;
  right: 0;
  left: 0;
  border-top: 1px solid rgba(255,255,255,.16);
}
.fov-legend { display: flex; flex-wrap: wrap; gap: 12px 25px; margin-top: 15px; color: #829993; font-size: 10px; letter-spacing: .045em; }
.fov-legend span { display: inline-flex; align-items: center; gap: 8px; }
.fov-legend span::before { content: ""; width: 18px; height: 8px; display: inline-block; }
.fov-legend .selected-key::before { border: 2px solid var(--gold); }
.fov-legend .reference-key::before { background: rgba(158,228,220,.05); border: 1px solid rgba(158,228,220,.65); }
.fov-readout {
  padding: 38px 36px 34px;
  background: rgba(255,255,255,.025);
  border-left: 1px solid rgba(255,255,255,.14);
}
.fov-system-name {
  margin: 0;
  color: var(--aqua);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.fov-primary { margin: 23px 0 20px; line-height: .88; }
.fov-primary strong { display: block; color: var(--white); font-size: clamp(58px, 6vw, 82px); letter-spacing: -.07em; }
.fov-primary span { display: block; margin-top: 13px; color: #8ba19c; font-size: 10px; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.fov-tradeoffs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin: 0 0 24px;
  border: 1px solid rgba(158,228,220,.22);
  background: rgba(158,228,220,.035);
}
.fov-tradeoffs div { min-width: 0; padding: 13px 12px 14px; }
.fov-tradeoffs div + div { border-left: 1px solid rgba(158,228,220,.22); }
.fov-tradeoffs span { display: block; color: #78918b; font-size: 8px; font-weight: 800; letter-spacing: .1em; line-height: 1.35; text-transform: uppercase; }
.fov-tradeoffs strong { display: block; margin-top: 6px; color: var(--aqua); font-size: clamp(18px, 1.8vw, 23px); letter-spacing: -.025em; line-height: 1; }
.fov-readout dl { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); margin: 0; border-top: 1px solid rgba(255,255,255,.14); }
.fov-readout dl div { min-width: 0; padding: 15px 10px 15px 0; border-bottom: 1px solid rgba(255,255,255,.14); }
.fov-readout dl div:nth-child(even) { padding-left: 14px; border-left: 1px solid rgba(255,255,255,.14); }
.fov-readout dt { color: #778e88; font-size: 8px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.fov-readout dd { margin: 4px 0 0; color: var(--white); font-size: clamp(14px, 1.2vw, 17px); font-variant-numeric: tabular-nums; font-weight: 800; letter-spacing: -.015em; line-height: 1.25; white-space: nowrap; }
.fov-readout dl div:nth-child(n+5) { background: rgba(255,255,255,.018); }
.fov-readout dl div:nth-child(n+5) dd { color: var(--aqua); font-size: clamp(20px, 2vw, 27px); }
.fov-stitch-callout { margin: 22px 0 0; padding: 14px 16px 16px; background: rgba(223,173,84,.075); border-left: 3px solid var(--gold); }
.fov-stitch-callout span { display: block; color: #8fa39e; font-size: 8px; font-weight: 800; letter-spacing: .1em; line-height: 1.4; text-transform: uppercase; }
.fov-stitch-callout strong { display: block; margin-top: 7px; color: var(--gold); font-size: clamp(17px, 2vw, 27px); letter-spacing: -.025em; line-height: 1.05; white-space: nowrap; }
.fov-takeaway { margin: 19px 0 0; color: #acbfba; font-size: 13px; line-height: 1.6; }
.data-scale { border-top: 1px solid rgba(255,255,255,.14); }
.data-scale summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  padding: 22px 42px;
  color: var(--white);
  cursor: pointer;
  font-size: 14px;
  font-weight: 800;
  list-style: none;
}
.data-scale summary::-webkit-details-marker { display: none; }
.data-scale summary::after { content: "+"; margin-left: auto; color: var(--aqua); font-size: 23px; font-weight: 400; }
.data-scale[open] summary::after { content: "−"; }
.data-scale summary small { margin-left: auto; color: #718984; font-size: 9px; letter-spacing: .13em; text-transform: uppercase; }
.data-scale-body { padding: 2px 42px 36px; }
.data-scale-body > p:first-child { max-width: 760px; margin: 0 0 24px; color: #9eb2ad; font-size: 14px; }
.data-equations { display: grid; grid-template-columns: 1fr 1fr; border: 1px solid rgba(255,255,255,.14); }
.data-equations div { min-height: 108px; padding: 23px 24px; }
.data-equations div + div { border-left: 1px solid rgba(255,255,255,.14); }
.data-equations span { display: block; margin-bottom: 11px; color: var(--aqua); font-size: 9px; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.data-equations strong { color: var(--white); font-size: clamp(16px, 1.8vw, 22px); letter-spacing: -.02em; }
.data-example { margin: 25px 0 0; color: #c0d0cc; font-size: 14px; }
.data-example strong { color: var(--white); }
.data-caveat { margin: 11px 0 0; color: #728984; font-size: 11px; }

/* programs */
.programs { background: var(--paper); }
.programs-intro { margin-bottom: 80px; }
.program-map {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 100px minmax(0, 1fr);
  align-items: stretch;
}
.program-group {
  padding: 28px 30px 0;
  border: 1px solid var(--line);
  background: var(--white);
}
.program-group.applications { background: #e0efea; }
.program-group-heading { min-height: 112px; }
.program-group-heading > p { margin: 0 0 8px; color: var(--pine); font-size: 11px; font-weight: 800; letter-spacing: .15em; text-transform: uppercase; }
.program-group-heading h3 { font-family: "Iowan Old Style", "Baskerville", "Times New Roman", serif; font-size: 31px; font-weight: 500; letter-spacing: -.02em; }
.program-group ol { margin: 0; padding: 0; list-style: none; }
.program-group li {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 16px;
  min-height: 150px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
}
.program-group li > span { padding-top: 3px; color: #53645f; font-size: 11px; font-weight: 800; letter-spacing: .1em; }
.program-group h4 { margin: 0; color: var(--ink); font-size: 17px; line-height: 1.3; }
.program-group li p { margin: 8px 0 0; color: #4c5f5a; font-size: 14px; line-height: 1.55; }
.program-connector {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--pine);
}
.program-connector span { font-size: 10px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; writing-mode: vertical-rl; transform: rotate(180deg); }
.program-connector i { margin-top: 20px; font-family: Georgia, serif; font-size: 34px; font-style: normal; }

/* geometry */
.geometry { color: #d8e8e4; background: var(--pine-dark); }
.geometry-grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(320px, .75fr); gap: clamp(48px, 7vw, 100px); align-items: center; }
.geometry-figure { margin: 0; }
.geometry-figure img {
  display: block;
  width: 100%;
  height: auto !important;
  aspect-ratio: 1400 / 764;
  object-fit: contain;
  border: 1px solid rgba(255,255,255,.18);
}
.geometry-figure figcaption { margin-top: 12px; color: #9eb3ae; }
.feature-list { display: flex; flex-wrap: wrap; gap: 8px; margin: 30px 0 0; padding: 0; list-style: none; }
.feature-list li { padding: 8px 13px; color: var(--aqua); border: 1px solid rgba(158,228,220,.35); border-radius: 99px; font-size: 11px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }

/* data */
.data { background: var(--white); }
.data-intro { margin-bottom: 70px; }
.data-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.dataset { overflow: hidden; background: var(--paper); border: 1px solid var(--line); }
.dataset-featured { grid-column: 1 / -1; display: grid; grid-template-columns: 1.05fr .95fr; min-height: 540px; }
.dataset-image { overflow: hidden; background: #e4e6e2; }
.dataset-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
.dataset:hover .dataset-image img { transform: scale(1.018); }
.dataset-featured .dataset-image img { object-position: 50% 40%; }
.dataset-copy { padding: clamp(25px, 4vw, 52px); }
.dataset-featured .dataset-copy { display: flex; flex-direction: column; justify-content: center; }
.dataset-type { margin: 0 0 13px; color: var(--pine); font-size: 10px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.dataset h3 { max-width: 16ch; color: var(--ink); font-family: "Iowan Old Style", "Baskerville", "Times New Roman", serif; font-size: clamp(29px, 3.3vw, 48px); font-weight: 500; letter-spacing: -.03em; line-height: 1.03; }
.dataset p:not(.dataset-type) { max-width: 480px; margin: 18px 0 0; color: #4e615c; font-size: 15px; }
.dataset .button, .dataset .text-link { align-self: flex-start; margin-top: 25px; }
.dataset-small {
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: auto 1fr;
  min-height: 0;
}
.dataset-small h3 { font-size: clamp(27px, 2.7vw, 39px); }
.dataset-small .dataset-image { aspect-ratio: 16 / 10; }
.dataset-small .dataset-copy {
  min-height: 255px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 30px;
}
.dataset-artbook .dataset-image { aspect-ratio: 1584 / 1152; }
.artbook-image {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 52% 52%, rgba(72,185,174,.16), transparent 40%),
    var(--ink);
}
.artbook-stack { position: absolute; inset: 0; }
.artbook-stack img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center bottom;
  opacity: 1;
  will-change: opacity;
}
.artbook-stack.artbook-ready img:not(:first-child) { opacity: 0; }
.dataset:hover .artbook-image img { transform: scale(1.01); }
.data-note { margin: 22px 0 0; color: #61716d; font-size: 12px; }

/* collaborate and footer */
.collaborate { color: #d8e8e4; background: var(--pine); }
.collaborate-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(380px, .95fr); gap: clamp(55px, 9vw, 135px); align-items: start; }
.collaborate-copy h2 { max-width: 13ch; }
.button-aqua { margin-top: 30px; color: var(--ink); background: var(--aqua); }
.button-aqua:hover { background: var(--white); }
.audience-list { border-top: 1px solid rgba(255,255,255,.24); }
.audience-list article {
  display: grid;
  grid-template-columns: 44px 125px 1fr;
  gap: 18px;
  padding: 23px 0;
  border-bottom: 1px solid rgba(255,255,255,.24);
}
.audience-list article > span { color: var(--aqua); font-size: 10px; font-weight: 800; letter-spacing: .12em; }
.audience-list h3 { color: var(--white); font-size: 16px; }
.audience-list p { margin: 0; color: #b9cec8; font-size: 14px; line-height: 1.55; }
.site-footer { padding: 68px max(24px, calc((100vw - var(--wrap)) / 2)) 28px; color: #9fb3ae; background: #061917; }
.footer-grid { display: grid; grid-template-columns: 1.25fr .7fr .9fr 1.15fr; gap: 45px; }
.site-footer p { margin: 0; font-size: 13px; }
.site-footer a { color: #dce9e6; text-underline-offset: 4px; }
.footer-title { margin-bottom: 18px !important; color: var(--white); font-family: "Iowan Old Style", "Baskerville", "Times New Roman", serif; font-size: 25px !important; }
.footer-label { margin-bottom: 18px !important; color: var(--aqua); font-size: 10px !important; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.footer-note p:last-child { max-width: 35ch; }
.footer-bottom { display: flex; justify-content: space-between; gap: 30px; margin-top: 55px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.13); font-size: 11px; }
.footer-bottom a { text-decoration: none; }

@media (max-width: 1050px) {
  .platform-grid { grid-template-columns: 1fr; }
  .platform-copy { max-width: 760px; }
  .platform-specs { grid-column: 1; }
  .fov-heading { grid-template-columns: 1fr; gap: 19px; }
  .fov-layout { grid-template-columns: 1fr; }
  .fov-readout { border-top: 1px solid rgba(255,255,255,.14); border-left: 0; }
  .fov-readout dl { max-width: 620px; }
  .program-map { grid-template-columns: 1fr; gap: 18px; }
  .program-connector { min-height: 80px; flex-direction: row; gap: 16px; }
  .program-connector span { writing-mode: initial; transform: none; }
  .program-connector i { margin: 0; transform: rotate(90deg); }
  .geometry-grid { grid-template-columns: 1fr; }
  .geometry-copy { max-width: 720px; }
  .dataset-small .dataset-copy { min-height: 230px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 820px) {
  section[id] { scroll-margin-top: 72px; }
  .section-intro { grid-template-columns: 1fr; }
  .section-intro .section-kicker,
  .section-intro h2,
  .section-intro > p:last-child { grid-column: 1; grid-row: auto; }
  .section-intro > p:last-child { margin-top: 0; }
  .proof-takeaway { grid-template-columns: 1fr; gap: 45px; }
  .proof-takeaway dl { max-width: 620px; }
  .platform-specs { grid-template-columns: 1fr 1fr; }
  .platform-specs div:first-child { padding-left: 22px; }
  .platform-specs div:nth-child(3) { border-top: 1px solid rgba(255,255,255,.18); border-left: 0; }
  .platform-specs div:nth-child(4) { border-top: 1px solid rgba(255,255,255,.18); }
  .data-grid { grid-template-columns: 1fr; }
  .dataset-featured { grid-template-columns: 1fr; }
  .dataset-featured .dataset-image { min-height: 460px; }
  .collaborate-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .section-shell { width: min(var(--wrap), calc(100% - 32px)); }
  .section-pad { padding: 82px 0; }
  .section-intro h2,
  .platform-copy h2,
  .geometry-copy h2,
  .collaborate-copy h2 { font-size: clamp(38px, 12vw, 54px); }
  .proof-intro, .programs-intro, .data-intro { margin-bottom: 48px; }
  .comparison-stage { box-shadow: 0 20px 44px rgba(20, 34, 31, .13); }
  .comparison-handle i { width: 38px; height: 38px; }
  .comparison-controls { grid-template-columns: 1fr; gap: 16px; }
  .layer-buttons { width: 100%; }
  .layer-buttons button { flex: 1; }
  .reveal-control { grid-template-columns: 1fr; gap: 8px; }
  .comparison-tag { top: 9px; font-size: 8px; }
  .comparison-tag-left { left: 9px; }
  .comparison-tag-right { right: 9px; }
  .proof-takeaway { margin-top: 75px; }
  .proof-takeaway dl div { grid-template-columns: 75px 1fr; }
  .platform-grid { gap: 42px; }
  .platform-specs div { min-height: 96px; padding: 20px 12px; }
  .platform-specs div:first-child { padding-left: 12px; }
  .platform-specs strong { font-size: 20px; }
  .fov-heading { padding: 29px 22px 26px; }
  .fov-heading > p { font-size: 14px; }
  .fov-graphic { padding: 24px 16px 23px; }
  .fov-stage { min-height: 0; padding: 50px 16px 72px; }
  .fov-sampling-reference { display: none; }
  .fov-scale { right: 16px; left: 16px; }
  .fov-readout { padding: 30px 22px; }
  .fov-readout dl { grid-template-columns: 1fr; }
  .fov-readout dl div:nth-child(even) { padding-left: 0; border-left: 0; }
  .fov-primary strong { font-size: 65px; }
  .data-scale summary { align-items: flex-start; padding: 19px 22px; }
  .data-scale summary small { display: none; }
  .data-scale-body { padding: 2px 22px 28px; }
  .data-equations { grid-template-columns: 1fr; }
  .data-equations div + div { border-top: 1px solid rgba(255,255,255,.14); border-left: 0; }
  .program-group { padding: 24px 20px 0; }
  .program-group-heading { min-height: 100px; }
  .program-group li { grid-template-columns: 32px 1fr; }
  .dataset-featured .dataset-image { min-height: 100vw; }
  .dataset-copy, .dataset-small .dataset-copy { padding: 28px 23px 32px; }
  .audience-list article { grid-template-columns: 34px 1fr; }
  .audience-list article p { grid-column: 2; }
  .footer-grid { grid-template-columns: 1fr; gap: 34px; }
  .footer-bottom { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  .dataset-image img { transition: none; }
  .dataset:hover .dataset-image img { transform: none; }
  .detector-system, .fov-window, .artbook-stack img { transition: none; }
  .fov-sampling-reference div { transition: none; }
  .fov-tiles span { opacity: 1; animation: none; }
}


/* detector-family and transparent-panel refinements */
@media (max-width: 820px) {
  .detector-family { grid-template-columns: repeat(3, 1fr); }
  .detector-family-intro { grid-column: 1 / -1; }
  .detector-family > :nth-child(2) { border-left: 0; }
  .detector-family > :nth-child(n+2) { border-top: 1px solid rgba(255,255,255,.18); }
}

@media (max-width: 640px) {
  .detector-family { grid-template-columns: 1fr; }
  .detector-family-intro { grid-column: auto; }
  .detector-family > * + * { border-left: 0; border-top: 1px solid rgba(255,255,255,.18); }
  .dataset-artbook .dataset-image { min-height: 0; }
}