:root {
  --bg: #1c1d1c;
  --bg-raised: #232423;
  --bg-card: #292a28;
  --charcoal-soft: #2b2c29;
  --cream: #f1ece3;
  --cream-ink: #1d1f20;
  --cream-mute: rgba(29, 31, 32, .68);
  --ink: #efe7d9;
  --ink-mute: rgba(239, 231, 217, .68);
  --ink-dim: rgba(239, 231, 217, .42);
  --rule: rgba(239, 231, 217, .14);
  --rule-soft: rgba(239, 231, 217, .08);
  --mint: #5fc8a5;
  --mint-soft: #9ddbc8;
  --mint-glow: rgba(108, 201, 153, .14);
  --accent-warm: #d7a86e;
  --accent-blue: #93b7df;
  --display: "Inter", "Noto Sans SC", system-ui, sans-serif;
  --cn: "Noto Sans SC", "Inter", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
  --container: 1160px;
  --gutter: clamp(1.25rem, 5vw, 4.5rem);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(180deg, rgba(28, 29, 28, .98) 0%, rgba(28, 29, 28, .94) 54%, rgba(35, 36, 35, .98) 100%),
    radial-gradient(46rem 32rem at 80% -5%, rgba(95, 200, 165, .14), transparent 62%),
    var(--bg);
  color: var(--ink);
  font-family: var(--display);
  font-size: 17px;
  line-height: 1.6;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 20;
  pointer-events: none;
  opacity: .16;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='220' height='220'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 .36 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

a {
  color: inherit;
}

.site-shell {
  min-height: 100vh;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 15;
  border-bottom: 1px solid var(--rule-soft);
  background: rgba(28, 29, 28, .84);
  backdrop-filter: blur(16px) saturate(120%);
  -webkit-backdrop-filter: blur(16px) saturate(120%);
}

.nav {
  max-width: 1320px;
  min-height: 60px;
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.2rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: .7rem;
  text-decoration: none;
  white-space: nowrap;
}

.brand-mark {
  width: 30px;
  height: 30px;
  color: var(--mint);
}

.brand-logo-img {
  width: 30px;
  height: 30px;
  display: block;
  object-fit: contain;
  border-radius: 4px;
}

.brand-name {
  font-weight: 680;
  letter-spacing: -.02em;
  font-size: 1rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: .2rem;
  overflow-x: auto;
  scrollbar-width: none;
}

.nav-links::-webkit-scrollbar {
  display: none;
}

.nav-links a {
  font-family: var(--mono);
  font-size: .66rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink-mute);
  padding: .45rem .58rem;
  border-radius: 999px;
  white-space: nowrap;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--bg);
  background: var(--mint);
}

.section {
  padding: clamp(4.5rem, 10vw, 8rem) var(--gutter);
}

.section--tight {
  padding-top: clamp(3rem, 7vw, 5rem);
  padding-bottom: clamp(3rem, 7vw, 5rem);
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
}

.eyebrow {
  margin: 0 0 1rem;
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--mint);
}

.hero {
  min-height: calc(100vh - 60px);
  display: grid;
  align-items: center;
  padding: clamp(3rem, 7vw, 5rem) var(--gutter);
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, .98fr) minmax(320px, .82fr);
  gap: clamp(2.2rem, 5vw, 5.5rem);
  align-items: center;
}

.hero h1,
.page-hero h1 {
  margin: 0;
  max-width: 12ch;
  font-size: clamp(3.3rem, 8.2vw, 7.4rem);
  line-height: .9;
  letter-spacing: -.055em;
  font-weight: 720;
}

.hero h1 span,
.page-hero h1 span,
.accent {
  color: var(--mint);
}

.hero-copy {
  max-width: 680px;
  margin: 1.6rem 0 0;
  color: var(--ink-mute);
  font-size: clamp(1.08rem, 1.8vw, 1.35rem);
  line-height: 1.62;
}

.hero-copy .cn {
  display: block;
  margin-top: .7rem;
  font-family: var(--cn);
  color: var(--ink-dim);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: .78rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--mint);
  background: var(--mint);
  color: var(--bg);
  text-decoration: none;
  font-family: var(--mono);
  font-size: .74rem;
  letter-spacing: .13em;
  text-transform: uppercase;
  font-weight: 600;
}

.button.secondary {
  background: transparent;
  color: var(--mint);
}

.button.inline {
  width: fit-content;
}

.lab-card {
  position: relative;
  min-height: 540px;
  border: 1px solid var(--rule);
  background:
    linear-gradient(180deg, var(--cream) 0%, #fbfaf7 58%, rgba(95, 200, 165, .18) 100%),
    var(--bg-card);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 28px 80px rgba(0, 0, 0, .28);
}

.hero-logo {
  width: min(72%, 360px);
  display: block;
  margin: clamp(4.2rem, 8vw, 5.6rem) auto 0;
  filter: drop-shadow(0 18px 34px rgba(29, 31, 32, .12));
  position: relative;
  z-index: 1;
}

.palette-strip {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  height: 78px;
}

.palette-strip span:nth-child(1) { background: var(--charcoal-soft); }
.palette-strip span:nth-child(2) { background: var(--mint); }
.palette-strip span:nth-child(3) { background: var(--cream); }
.palette-strip span:nth-child(4) { background: var(--mint-soft); }

.lab-card-label {
  position: absolute;
  top: 1.1rem;
  left: 1.1rem;
  z-index: 2;
  display: grid;
  gap: .15rem;
  color: var(--cream-ink);
}

.lab-card-label strong {
  font-family: var(--cn);
  font-size: 1.35rem;
  line-height: 1;
}

.lab-card-label span {
  color: var(--mint);
  font-weight: 720;
}

.lab-card svg {
  color: var(--mint);
}

.lab-note {
  position: absolute;
  left: 1.4rem;
  right: 1.4rem;
  bottom: 98px;
  display: grid;
  gap: .45rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(29, 31, 32, .12);
  color: var(--cream-ink);
  z-index: 2;
}

.lab-note strong {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  line-height: 1.18;
}

.lab-note span {
  font-family: var(--cn);
  color: var(--cream-mute);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, .78fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: start;
}

.section-title {
  max-width: 780px;
}

.section-title h2 {
  margin: 0;
  font-size: clamp(2.3rem, 5vw, 4.5rem);
  line-height: .96;
  letter-spacing: -.04em;
}

.section-title p {
  margin: 1rem 0 0;
  color: var(--ink-mute);
  font-size: clamp(1rem, 1.6vw, 1.2rem);
}

.cn {
  font-family: var(--cn);
}

.lede {
  color: var(--ink-mute);
  font-size: clamp(1.08rem, 1.7vw, 1.3rem);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  min-height: 210px;
  border: 1px solid var(--rule);
  background: rgba(41, 42, 40, .82);
  border-radius: 8px;
  padding: clamp(1.25rem, 2.4vw, 1.7rem);
}

.card:nth-child(2) {
  border-color: rgba(95, 200, 165, .38);
  background: rgba(95, 200, 165, .09);
}

.card-kicker {
  display: block;
  margin-bottom: 1.1rem;
  font-family: var(--mono);
  font-size: .7rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--mint);
}

.card h3 {
  margin: 0 0 .6rem;
  font-size: clamp(1.25rem, 2vw, 1.6rem);
  line-height: 1.12;
  letter-spacing: -.025em;
}

.card p {
  margin: 0;
  color: var(--ink-mute);
}

.rail-list {
  display: grid;
  gap: .8rem;
}

.rail-item {
  display: grid;
  grid-template-columns: 4rem 1fr;
  gap: 1.2rem;
  padding: 1rem 0;
  border-top: 1px solid var(--rule);
}

.rail-item:last-child {
  border-bottom: 1px solid var(--rule);
}

.rail-item .num {
  font-family: var(--mono);
  color: var(--mint);
  letter-spacing: .14em;
}

.rail-item h3 {
  margin: 0 0 .25rem;
  font-size: clamp(1.15rem, 1.8vw, 1.45rem);
}

.rail-item p {
  margin: 0;
  color: var(--ink-mute);
}

.quote-band {
  padding: clamp(4rem, 8vw, 7rem) var(--gutter);
  border-top: 1px solid var(--rule-soft);
  border-bottom: 1px solid var(--rule-soft);
  background:
    linear-gradient(90deg, var(--charcoal-soft) 0 20%, var(--mint) 20% 40%, var(--cream) 40% 66%, var(--mint-soft) 66% 100%);
  text-align: center;
}

.quote-band blockquote {
  max-width: 900px;
  margin: 0 auto;
  padding: clamp(2rem, 5vw, 3.4rem);
  background: rgba(28, 29, 28, .94);
  color: var(--ink);
  border-radius: 8px;
  font-family: var(--cn);
  font-size: clamp(1.7rem, 4vw, 3.35rem);
  line-height: 1.32;
  letter-spacing: -.02em;
}

.light-section {
  background: var(--cream);
  color: var(--cream-ink);
}

.light-section .eyebrow {
  color: #2c9b78;
}

.light-section .section-title p,
.light-section .rail-item p {
  color: var(--cream-mute);
}

.light-section .rail-item,
.light-section .rail-item:last-child {
  border-color: rgba(29, 31, 32, .14);
}

.page-hero {
  padding: clamp(5rem, 11vw, 8rem) var(--gutter) clamp(3.5rem, 8vw, 5.5rem);
  border-bottom: 1px solid var(--rule-soft);
  position: relative;
  overflow: hidden;
}

.page-hero::after {
  content: "";
  position: absolute;
  right: var(--gutter);
  bottom: 0;
  width: min(58vw, 720px);
  height: 54px;
  background:
    linear-gradient(90deg,
      var(--charcoal-soft) 0 25%,
      var(--mint) 25% 50%,
      var(--cream) 50% 75%,
      var(--mint-soft) 75% 100%);
}

.page-hero p {
  max-width: 760px;
  margin: 1.3rem 0 0;
  color: var(--ink-mute);
  font-size: clamp(1.08rem, 1.8vw, 1.35rem);
}

.feature-band {
  border: 1px solid var(--rule);
  border-radius: 8px;
  padding: clamp(1.4rem, 4vw, 2.4rem);
  background:
    linear-gradient(135deg, rgba(108, 201, 153, .12), transparent 42%),
    var(--bg-card);
}

.feature-band h2 {
  margin: 0 0 1rem;
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1;
  letter-spacing: -.035em;
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem;
  margin-top: 1.2rem;
}

.tag-cloud span {
  border: 1px solid var(--rule);
  border-radius: 999px;
  padding: .45rem .65rem;
  color: var(--ink-mute);
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.contact-panel {
  display: grid;
  grid-template-columns: minmax(0, .78fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: start;
}

.contact-card {
  border: 1px solid var(--rule);
  border-radius: 8px;
  padding: clamp(1.4rem, 4vw, 2.2rem);
  background:
    linear-gradient(135deg, rgba(108, 201, 153, .12), transparent 46%),
    var(--bg-card);
}

.contact-card h2 {
  margin: 0 0 .8rem;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  line-height: 1;
  letter-spacing: -.035em;
}

.contact-card p {
  margin: 0 0 1.2rem;
  color: var(--ink-mute);
}

.email-link {
  display: inline-flex;
  align-items: center;
  max-width: 100%;
  color: var(--mint);
  font-size: clamp(1rem, 2vw, 1.35rem);
  font-weight: 650;
  text-decoration: none;
  overflow-wrap: anywhere;
}

.contact-form {
  display: grid;
  gap: 1rem;
}

.field {
  display: grid;
  gap: .45rem;
}

.field label {
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--mint);
}

.field input,
.field textarea {
  width: 100%;
  border: 1px solid var(--rule);
  border-radius: 6px;
  background: rgba(28, 29, 28, .78);
  color: var(--ink);
  font: inherit;
  padding: .82rem .9rem;
  outline: none;
}

.field textarea {
  min-height: 160px;
  resize: vertical;
}

.field input:focus,
.field textarea:focus {
  border-color: var(--mint);
  box-shadow: 0 0 0 3px rgba(108, 201, 153, .12);
}

.form-note {
  margin: -.2rem 0 .2rem;
  color: var(--ink-dim);
  font-size: .92rem;
}

.timeline {
  display: grid;
  gap: .9rem;
}

.timeline-item {
  display: grid;
  grid-template-columns: 8rem 1fr;
  gap: 1.2rem;
  padding: 1rem 0;
  border-top: 1px solid var(--rule);
}

.timeline-item:last-child {
  border-bottom: 1px solid var(--rule);
}

.time {
  font-family: var(--mono);
  color: var(--mint);
  font-size: .78rem;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.timeline-item h3 {
  margin: 0 0 .3rem;
}

.timeline-item p {
  margin: 0;
  color: var(--ink-mute);
}

.footer {
  padding: 2rem var(--gutter);
  border-top: 1px solid var(--rule-soft);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  color: var(--ink-dim);
  font-family: var(--mono);
  font-size: .7rem;
  letter-spacing: .16em;
  text-transform: uppercase;
}

@media (max-width: 860px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding-top: .85rem;
    padding-bottom: .85rem;
  }

  .hero {
    min-height: auto;
  }

  .hero-grid,
  .split,
  .contact-panel,
  .grid,
  .grid.two {
    grid-template-columns: 1fr;
  }

  .lab-card {
    min-height: 430px;
  }

  .hero-logo {
    width: min(76%, 360px);
    margin-top: 4.8rem;
  }
}

@media (max-width: 540px) {
  body {
    font-size: 16px;
  }

  .hero h1,
  .page-hero h1 {
    font-size: clamp(3rem, 17vw, 4.8rem);
  }

  .rail-item,
  .timeline-item {
    grid-template-columns: 1fr;
    gap: .35rem;
  }

  .footer {
    display: grid;
  }
}