:root {
  --ink: #eef4ff;
  --muted: #8b9ab2;
  --dim: #536078;
  --navy: #050914;
  --panel: #0a1120;
  --line: rgba(130, 155, 200, 0.15);
  --cyan: #65d9ff;
  --violet: #a88cff;
  --pink: #ff74bd;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--navy);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
}
a {
  color: inherit;
  text-decoration: none;
}
.site {
  min-height: 100vh;
  overflow: hidden;
  background:
    radial-gradient(
      circle at 80% 12%,
      rgba(79, 47, 150, 0.16),
      transparent 27%
    ),
    var(--navy);
}
.container {
  width: min(1180px, calc(100% - 48px));
  margin: auto;
}
.header {
  position: fixed;
  z-index: 40;
  inset: 0 0 auto;
  height: 82px;
  background: rgba(5, 9, 20, 0.82);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}
.nav-wrap {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font:
    700 18px Georgia,
    serif;
}
.brand-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(101, 217, 255, 0.45);
  color: var(--cyan);
  font: 14px Arial;
  transform: rotate(45deg);
}
.brand-mark b {
  transform: rotate(-45deg);
}
.brand small {
  display: block;
  margin-top: 3px;
  color: var(--dim);
  font: 600 8px Arial;
  text-transform: uppercase;
  letter-spacing: 0.19em;
}
.nav {
  display: flex;
  align-items: center;
  gap: 34px;
}
.nav a {
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 31px 0 28px;
  border-bottom: 2px solid transparent;
}
.nav a:hover,
.nav a.active {
  color: var(--ink);
  border-color: var(--pink);
}
.menu {
  display: none;
  border: 0;
  background: none;
  padding: 10px;
  cursor: pointer;
}
.menu i {
  display: block;
  width: 24px;
  height: 1px;
  margin: 6px;
  background: var(--ink);
}
.grid-bg {
  position: absolute;
  inset: 0;
  opacity: 0.28;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, #000, transparent 88%);
}
.hero {
  position: relative;
  min-height: 760px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--line);
}
.hero-inner {
  position: relative;
  padding-top: 128px;
}
.eyebrow,
.kicker {
  color: var(--cyan);
  font: 700 10px/1.3 monospace;
  letter-spacing: 0.26em;
  text-transform: uppercase;
}
.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
}
.eyebrow i {
  width: 24px;
  height: 1px;
  background: var(--pink);
}
.hero h1,
.page-hero h1 {
  margin: 28px 0 30px;
  max-width: 970px;
  font:
    500 clamp(52px, 7.3vw, 104px)/0.96 Georgia,
    serif;
  letter-spacing: -0.045em;
}
.hero h1 em,
.page-hero h1 em {
  color: var(--violet);
  font-weight: 400;
}
.hero-copy {
  max-width: 680px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.8;
}
.actions {
  display: flex;
  gap: 14px;
  margin-top: 38px;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  min-width: 190px;
  padding: 15px 18px;
  border: 1px solid var(--line);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: 0.2s;
}
.button.primary {
  background: var(--violet);
  color: #070912;
  border-color: var(--violet);
}
.button:hover {
  transform: translateY(-2px);
  border-color: var(--cyan);
}
.equations {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  width: min(740px, 100%);
  margin-top: 64px;
  border-block: 1px solid var(--line);
}
.equations div {
  padding: 18px 22px;
  border-right: 1px solid var(--line);
}
.equations div:last-child {
  border: 0;
}
.equations span {
  display: block;
  margin-bottom: 7px;
  color: var(--dim);
  font: 700 8px monospace;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.equations strong {
  color: #cbd8ee;
  font:
    400 15px Georgia,
    serif;
}
.section {
  padding: 120px 0;
}
.section-heading {
  display: grid;
  grid-template-columns: 1.3fr 2fr 1.25fr;
  gap: 38px;
  margin-bottom: 70px;
}
.section-heading h2,
.band h2,
.callout h2,
.about-grid h2 {
  margin: 0;
  font:
    400 clamp(34px, 4.5vw, 58px)/1.08 Georgia,
    serif;
  letter-spacing: -0.03em;
}
.section-heading > p:last-child {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}
.cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.card {
  min-height: 290px;
  padding: 38px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.018), transparent);
  transition: 0.25s;
}
.card:hover {
  background: rgba(101, 217, 255, 0.035);
  transform: translateY(-3px);
}
.meta {
  display: flex;
  gap: 14px;
  color: var(--dim);
  font: 700 9px monospace;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
.meta span {
  color: var(--pink);
}
.card h3 {
  margin: 45px 0 16px;
  font:
    400 26px/1.2 Georgia,
    serif;
}
.card p {
  min-height: 67px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.75;
}
.text-link {
  display: inline-flex;
  gap: 10px;
  color: var(--cyan);
  font: 700 10px monospace;
  text-transform: uppercase;
  letter-spacing: 0.13em;
}
.band {
  padding: 100px 0;
  background: #030711;
  border-block: 1px solid var(--line);
}
.band-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 100px;
}
.band .kicker {
  margin-bottom: 24px;
}
.steps {
  border-top: 1px solid var(--line);
}
.steps div {
  display: flex;
  gap: 22px;
  padding: 20px 4px;
  border-bottom: 1px solid var(--line);
}
.steps span {
  color: var(--pink);
  font: 700 10px monospace;
}
.steps p {
  margin: 0;
  color: #bcc7d9;
  font-size: 13px;
}
.callout {
  max-width: 900px;
  text-align: center;
}
.callout h2 {
  margin: 25px 0;
}
.callout > p:not(.kicker) {
  max-width: 670px;
  margin: auto;
  color: var(--muted);
  line-height: 1.8;
}
.callout .actions {
  justify-content: center;
}
.page-hero {
  position: relative;
  padding: 180px 0 100px;
  border-bottom: 1px solid var(--line);
}
.page-hero .container {
  position: relative;
}
.page-hero h1 {
  font-size: clamp(48px, 6vw, 80px);
  margin-bottom: 24px;
}
.page-hero .lead {
  max-width: 750px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
}
.research {
  padding: 30px 0 110px;
}
.research-row {
  display: grid;
  grid-template-columns: 150px 1.2fr 0.9fr;
  gap: 54px;
  align-items: center;
  padding: 85px 0;
  border-bottom: 1px solid var(--line);
}
.research-row.alt {
  grid-template-columns: 150px 0.9fr 1.2fr;
}
.index {
  align-self: start;
  color: var(--pink);
  font: 700 9px monospace;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.research-row h2,
.sample h2 {
  margin: 0 0 24px;
  font:
    400 clamp(30px, 3.5vw, 46px)/1.1 Georgia,
    serif;
  letter-spacing: -0.025em;
}
.research-row p,
.sample p,
.about-copy p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.85;
}
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 24px;
}
.tags span {
  padding: 8px 11px;
  border: 1px solid var(--line);
  color: var(--cyan);
  font: 700 9px monospace;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.model {
  min-height: 280px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 34px;
  background: linear-gradient(
    145deg,
    rgba(168, 140, 255, 0.1),
    rgba(10, 17, 32, 0.75)
  );
  border: 1px solid var(--line);
}
.model small {
  color: var(--dim);
  font: 700 9px monospace;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
.model strong {
  margin: 35px 0 24px;
  color: var(--violet);
  font:
    400 clamp(17px, 2vw, 23px)/1.6 Georgia,
    serif;
}
.model p {
  margin: 0;
  font-size: 11px;
}
.feature-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 26px;
}
.feature-pair div {
  padding-left: 16px;
  border-left: 1px solid var(--violet);
}
.feature-pair b,
.feature-pair span {
  display: block;
}
.feature-pair b {
  margin-bottom: 7px;
  font:
    400 16px Georgia,
    serif;
}
.feature-pair span {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.6;
}
.triple {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-left: 1px solid var(--line);
  border-top: 1px solid var(--line);
  margin-top: 34px;
}
.triple article {
  padding: 32px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.triple h3 {
  font:
    400 21px Georgia,
    serif;
}
.triple p {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.75;
}
.samples {
  padding: 90px 0 120px;
  display: flex;
  flex-direction: column;
  gap: 26px;
}
.sample {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 460px;
  border: 1px solid var(--line);
  background: rgba(10, 17, 32, 0.44);
}
.sample-copy {
  padding: 50px;
}
.sample ul {
  margin: 25px 0 30px;
  padding: 0;
  list-style: none;
  color: #b7c2d4;
  font: 11px/2.2 monospace;
}
.sample li:before {
  content: "↳";
  margin-right: 10px;
  color: var(--pink);
}
.sample .model {
  border: 0;
  border-left: 1px solid var(--line);
  text-align: center;
}
.pipeline {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin: 70px 0 22px;
}
.pipeline span {
  padding: 10px;
  border: 1px solid var(--line);
  color: #b9c9e5;
  font: 10px monospace;
}
.pipeline b {
  color: var(--pink);
}
.field-grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 4px;
  margin: 45px auto 20px;
  width: min(330px, 100%);
  transform: skewY(-5deg);
}
.field-grid i {
  aspect-ratio: 1;
  background: var(--cyan);
  border-radius: 2px;
}
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 60px;
}
.filters button {
  padding: 10px 16px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  font: 700 9px monospace;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  cursor: pointer;
}
.filters button.active {
  background: var(--pink);
  color: #080a12;
  border-color: var(--pink);
}
.publications {
  padding: 70px 0 130px;
}
.publication {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: 20px;
  padding: 55px 0;
  border-top: 1px solid var(--line);
}
.publication[hidden] {
  display: none;
}
.pub-number {
  color: var(--dim);
  font: 700 10px monospace;
}
.pub-label {
  color: var(--pink);
  font: 700 9px monospace;
  letter-spacing: 0.14em;
}
.publication h2 {
  max-width: 900px;
  margin: 18px 0;
  font:
    400 clamp(25px, 3.2vw, 38px)/1.22 Georgia,
    serif;
}
.publication h2 a:hover {
  color: var(--violet);
}
.publication p {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.8;
}
.publication .note {
  max-width: 820px;
  color: #b8c4d6;
  font-size: 13px;
}
.pub-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 22px;
  margin-top: 20px;
  color: var(--dim);
  font: 700 9px monospace;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.pub-meta button,
.pub-meta a {
  border: 0;
  background: none;
  padding: 0;
  color: var(--cyan);
  font: inherit;
  cursor: pointer;
}
.publication pre {
  display: none;
  margin-top: 24px;
  padding: 24px;
  overflow: auto;
  border: 1px solid var(--line);
  background: #030711;
  color: #94a6c3;
  font: 11px/1.75 monospace;
}
.publication pre.open {
  display: block;
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 100px;
  padding: 110px 0;
}
.about-copy p:first-child {
  margin-top: 0;
  color: #c1cada;
  font-size: 17px;
}
.principles {
  padding: 100px 0;
  background: #030711;
  border-block: 1px solid var(--line);
}
.footer {
  padding: 70px 0 24px;
  background: #02050c;
  border-top: 1px solid var(--line);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 70px;
  padding-bottom: 60px;
}
.footer-brand {
  font:
    500 27px Georgia,
    serif;
}
.footer p,
.footer a {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.8;
}
.footer-grid > div:not(:first-child) {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}
.footer-grid > div > span {
  margin-bottom: 8px;
  color: var(--cyan);
  font: 700 9px monospace;
  text-transform: uppercase;
  letter-spacing: 0.18em;
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  color: var(--dim);
  font: 700 9px monospace;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}
@media (max-width: 760px) {
  .container {
    width: min(100% - 32px, 1180px);
  }
  .header {
    height: 70px;
  }
  .menu {
    display: block;
  }
  .nav {
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px 24px 28px;
    background: #070c17;
    border-bottom: 1px solid var(--line);
  }
  .nav.open {
    display: flex;
  }
  .nav a {
    padding: 16px 0;
  }
  .hero {
    min-height: 760px;
  }
  .hero-inner {
    padding-top: 105px;
  }
  .hero h1 {
    font-size: 52px;
  }
  .actions {
    flex-direction: column;
  }
  .button {
    width: 100%;
  }
  .equations {
    grid-template-columns: 1fr;
    margin-top: 42px;
  }
  .equations div {
    border-right: 0;
    border-bottom: 1px solid var(--line);
    padding: 13px;
  }
  .section {
    padding: 82px 0;
  }
  .section-heading,
  .band-grid,
  .footer-grid,
  .about-grid {
    grid-template-columns: 1fr;
    gap: 26px;
  }
  .cards,
  .triple {
    grid-template-columns: 1fr;
  }
  .card {
    min-height: auto;
    padding: 28px;
  }
  .card p {
    min-height: auto;
  }
  .band {
    padding: 80px 0;
  }
  .page-hero {
    padding: 140px 0 72px;
  }
  .research-row,
  .research-row.alt {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 62px 0;
  }
  .feature-pair {
    grid-template-columns: 1fr;
  }
  .sample {
    grid-template-columns: 1fr;
  }
  .sample-copy {
    padding: 30px;
  }
  .sample .model {
    border-left: 0;
    border-top: 1px solid var(--line);
    min-height: 330px;
  }
  .pipeline {
    flex-wrap: wrap;
    margin-top: 45px;
  }
  .publication {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    gap: 38px;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 9px;
  }
}
@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}