:root {
  --paper: #f1f1ed;
  --paper-soft: #e7e7e1;
  --ink: #121311;
  --muted: #666861;
  --line: rgba(18, 19, 17, 0.16);
  --acid: #e8ff47;
  --orange: #ff5d12;
  --purple: #8e2cff;
  --blue: #2146ff;
  --max-width: 1440px;
  --gutter: clamp(22px, 4vw, 68px);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

::selection {
  background: var(--orange);
  color: white;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 10px;
  left: 10px;
  padding: 11px 15px;
  background: var(--ink);
  color: white;
  font-size: 12px;
  font-weight: 700;
  transform: translateY(-160%);
  transition: transform 160ms ease;
}

.skip-link:focus {
  transform: none;
}

:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 4px;
}

#capabilities,
#approach,
#company,
#main-content {
  scroll-margin-top: 88px;
}

.page-noise {
  position: fixed;
  inset: 0;
  z-index: 50;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.65'/%3E%3C/svg%3E");
}

.section-shell {
  width: min(100%, var(--max-width));
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 40;
  height: 78px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 0 var(--gutter);
  color: var(--ink);
  transition: background 250ms ease, border-color 250ms ease, height 250ms ease;
  border-bottom: 1px solid transparent;
}

.site-header.is-scrolled {
  height: 66px;
  background: rgba(241, 241, 237, 0.9);
  border-bottom-color: var(--line);
  backdrop-filter: blur(18px);
}

.wordmark {
  width: 116px;
  height: 30px;
  display: block;
}

.wordmark svg {
  width: 100%;
  height: 100%;
  fill: currentColor;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 38px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.desktop-nav a,
.header-cta {
  position: relative;
}

.desktop-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -5px;
  height: 1px;
  background: currentColor;
  transition: right 220ms ease;
}

.desktop-nav a:hover::after {
  right: 0;
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.04em;
}

.header-actions {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 24px;
}

.language-picker {
  position: relative;
}

.language-button {
  min-width: 66px;
  height: 34px;
  padding: 0 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  border: 1px solid var(--line);
  border-radius: 100px;
  background: rgba(241, 241, 237, 0.72);
  color: var(--ink);
  cursor: pointer;
  font: 700 10px/1 "Helvetica Neue", Helvetica, Arial, sans-serif;
  letter-spacing: 0.06em;
  transition: background 180ms ease, color 180ms ease, border-color 180ms ease;
}

.language-button:hover,
.language-button[aria-expanded="true"] {
  border-color: var(--ink);
  background: var(--ink);
  color: white;
}

.language-button svg {
  width: 15px;
  height: 15px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.1;
}

.language-button .language-chevron {
  width: 11px;
  height: 11px;
  transition: transform 180ms ease;
}

.language-button[aria-expanded="true"] .language-chevron {
  transform: rotate(180deg);
}

.language-menu {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  width: 260px;
  padding: 8px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  border: 1px solid var(--line);
  background: rgba(241, 241, 237, 0.98);
  box-shadow: 0 22px 50px rgba(18, 19, 17, 0.16);
  backdrop-filter: blur(18px);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 180ms ease, visibility 180ms ease, transform 180ms ease;
}

.language-menu.is-open {
  opacity: 1;
  visibility: visible;
  transform: none;
}

.language-menu button {
  min-height: 38px;
  padding: 0 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  border: 0;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  text-align: left;
  font: 500 11px/1.2 "Helvetica Neue", Helvetica, Arial, sans-serif;
  transition: background 150ms ease, color 150ms ease;
}

.language-menu button:hover,
.language-menu button.is-active {
  background: var(--ink);
  color: white;
}

.language-menu button i {
  font: 700 8px/1 ui-monospace, SFMono-Regular, Menlo, monospace;
  color: #8a8b84;
}

.language-menu button.is-active i {
  color: var(--acid);
}

.header-cta svg,
.button svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  transition: transform 200ms ease;
}

.header-cta:hover svg {
  transform: translate(2px, -2px);
}

.menu-button,
.mobile-menu {
  display: none;
}

.hero {
  min-height: 880px;
  height: 100vh;
  max-height: 1060px;
  padding-top: 128px;
  padding-bottom: 58px;
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: clamp(42px, 6vw, 100px);
  align-items: center;
}

.eyebrow {
  margin: 0;
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.16em;
}

.hero h1 {
  margin: 28px 0 30px;
  font-size: clamp(54px, 6.8vw, 105px);
  line-height: 0.91;
  letter-spacing: -0.065em;
  font-weight: 600;
}

.hero-emphasis {
  color: transparent;
  -webkit-text-stroke: 1.5px var(--ink);
  font-weight: 500;
}

.hero-intro {
  width: min(520px, 92%);
  margin: 0;
  font-size: clamp(18px, 1.55vw, 23px);
  line-height: 1.45;
  letter-spacing: -0.025em;
  color: #343631;
}

.hero-actions {
  margin-top: 42px;
  display: flex;
  align-items: center;
  gap: 28px;
}

.button {
  min-height: 54px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  padding: 0 22px;
  font-size: 13px;
  font-weight: 650;
  letter-spacing: 0.015em;
}

.button-dark {
  background: var(--ink);
  color: white;
  transition: background 200ms ease, color 200ms ease;
}

.button-dark:hover {
  background: var(--orange);
}

.button:hover svg {
  transform: translateX(3px);
}

.text-link {
  padding-bottom: 5px;
  border-bottom: 1px solid var(--ink);
  font-size: 13px;
  font-weight: 600;
}

.thermal-stage {
  position: relative;
  width: 100%;
  aspect-ratio: 0.92;
  max-height: 730px;
  overflow: hidden;
  background: #020113;
  color: white;
  box-shadow: 0 34px 70px rgba(22, 17, 42, 0.2);
}

#thermal-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.stage-grid,
.contact-grid {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.08) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.75), transparent 88%);
}

.stage-topline {
  position: absolute;
  z-index: 2;
  top: 20px;
  left: 22px;
  right: 22px;
  display: flex;
  justify-content: space-between;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 9px;
  letter-spacing: 0.11em;
  color: rgba(255,255,255,0.72);
}

.live-indicator {
  display: flex;
  align-items: center;
  gap: 7px;
}

.live-indicator b,
.principles-row li b,
.back-to-top b {
  font: inherit;
}

.live-indicator i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--acid);
  box-shadow: 0 0 12px var(--acid);
  animation: pulse 1.7s infinite ease-in-out;
}

@keyframes pulse {
  50% { opacity: 0.35; }
}

.stage-crosshair {
  position: absolute;
  z-index: 2;
  width: 20px;
  height: 20px;
  opacity: 0.75;
}

.stage-crosshair::before,
.stage-crosshair::after {
  content: "";
  position: absolute;
  background: white;
}

.stage-crosshair::before { width: 20px; height: 1px; top: 9px; }
.stage-crosshair::after { height: 20px; width: 1px; left: 9px; }
.crosshair-a { left: 26%; top: 30%; }
.crosshair-b { right: 21%; top: 47%; }

.stage-readout {
  position: absolute;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 3px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 8px;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.62);
}

.stage-readout strong {
  color: white;
  font-size: 15px;
  font-weight: 400;
  letter-spacing: 0;
}

.readout-a { left: calc(26% + 16px); top: calc(30% + 16px); }
.readout-b { right: calc(21% + 16px); top: calc(47% + 16px); }

.stage-caption {
  position: absolute;
  z-index: 2;
  left: 24px;
  right: 24px;
  bottom: 21px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
}

.stage-caption p {
  margin: 0;
  font-size: clamp(21px, 2.4vw, 34px);
  line-height: 1;
  letter-spacing: -0.045em;
}

.stage-caption span {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 8px;
  line-height: 1.5;
  letter-spacing: 0.08em;
  text-align: right;
  color: rgba(255,255,255,0.6);
}

.signal-strip {
  overflow: hidden;
  background: var(--ink);
  color: white;
  border-bottom: 1px solid #33342f;
}

.marquee {
  display: flex;
  width: max-content;
}

.marquee-track {
  display: flex;
  align-items: center;
  height: 54px;
  animation: marquee 32s linear infinite;
}

.marquee-track span {
  flex: none;
  font-size: 10px;
  font-weight: 650;
  letter-spacing: 0.18em;
  padding: 0 38px;
}

.marquee-track i {
  flex: none;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--orange);
}

@keyframes marquee {
  to { transform: translateX(-50%); }
}

.intro-section {
  display: grid;
  grid-template-columns: 0.65fr 1.35fr;
  gap: 30px;
  padding-top: 150px;
  padding-bottom: 166px;
}

.section-marker {
  display: flex;
  gap: 34px;
  align-items: flex-start;
  padding-top: 11px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.section-marker span {
  display: grid;
  place-items: center;
  width: 25px;
  height: 25px;
  border: 1px solid var(--ink);
  border-radius: 50%;
  font-size: 9px;
  letter-spacing: 0;
}

.section-marker p {
  margin: 7px 0 0;
}

.intro-statement p {
  margin: 0;
  font-size: clamp(38px, 4.7vw, 70px);
  line-height: 1.06;
  letter-spacing: -0.05em;
  font-weight: 500;
}

.intro-statement span {
  color: #9a9b94;
}

.capabilities-section {
  padding-bottom: 160px;
}

.section-heading {
  display: grid;
  grid-template-columns: 1.4fr 0.6fr;
  align-items: end;
  gap: 60px;
  padding-bottom: 54px;
  border-bottom: 1px solid var(--ink);
}

.section-heading h2,
.approach-intro h2,
.company-copy h2,
.contact-inner h2 {
  margin: 21px 0 0;
  font-size: clamp(42px, 5vw, 74px);
  line-height: 0.99;
  letter-spacing: -0.055em;
  font-weight: 560;
}

.section-description {
  margin: 0;
  font-size: 15px;
  line-height: 1.65;
  color: var(--muted);
}

.capability-card {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--ink);
}

.capability-feature {
  min-height: 650px;
  display: grid;
  grid-template-columns: 64px 0.8fr 1.2fr;
  gap: 40px;
  padding: 82px 0 74px;
}

.card-number {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.card-content {
  position: relative;
  z-index: 2;
}

.card-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 47px;
}

.thermal-icon {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 3px;
}

.thermal-icon span {
  display: block;
  width: 6px;
  background: var(--ink);
  animation: equalize 1.8s ease-in-out infinite alternate;
}

.thermal-icon span:nth-child(1) { height: 18px; animation-delay: -0.4s; }
.thermal-icon span:nth-child(2) { height: 33px; animation-delay: -1.1s; }
.thermal-icon span:nth-child(3) { height: 44px; animation-delay: -0.7s; }
.thermal-icon span:nth-child(4) { height: 29px; animation-delay: -1.5s; }
.thermal-icon span:nth-child(5) { height: 14px; animation-delay: -0.1s; }

@keyframes equalize {
  to { transform: scaleY(0.52); transform-origin: bottom; }
}

.card-kicker {
  margin: 0 0 18px;
  font-size: 10px !important;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--muted) !important;
}

.card-content h3 {
  margin: 0 0 27px;
  font-size: clamp(37px, 4vw, 61px);
  line-height: 0.98;
  letter-spacing: -0.052em;
  font-weight: 560;
}

.card-content > p:not(.card-kicker) {
  max-width: 515px;
  margin: 0;
  font-size: 15px;
  line-height: 1.65;
  color: var(--muted);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
}

.tag-list li {
  padding: 9px 12px 8px;
  border: 1px solid var(--line);
  border-radius: 100px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.card-visual {
  position: relative;
  align-self: center;
  height: 420px;
  background-color: #10072f;
  background-image: linear-gradient(rgba(255,255,255,0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.08) 1px, transparent 1px);
  background-size: 28px 28px;
  overflow: hidden;
}

.card-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 75% 22%, rgba(150, 48, 255, 0.7), transparent 20%),
    radial-gradient(circle at 12% 84%, rgba(20, 69, 255, 0.6), transparent 28%);
  mix-blend-mode: screen;
}

.body-heat {
  position: absolute;
  z-index: 1;
  background: radial-gradient(circle at 45% 40%, #fff9a2 0, #ffcc30 18%, #ff6011 40%, #b522ef 67%, rgba(32, 15, 100, 0) 74%);
  filter: blur(6px);
  opacity: 0.96;
}

.body-head { width: 80px; height: 90px; border-radius: 50%; left: 43%; top: 8%; }
.body-core { width: 155px; height: 205px; border-radius: 45% 45% 40% 40%; left: 36.5%; top: 24%; }
.body-arm-left { width: 200px; height: 58px; border-radius: 50%; left: 10%; top: 38%; transform: rotate(-18deg); }
.body-arm-right { width: 195px; height: 58px; border-radius: 50%; right: 5%; top: 28%; transform: rotate(-32deg); }
.body-leg-left { width: 68px; height: 185px; border-radius: 50%; left: 38%; bottom: -12%; transform: rotate(8deg); }
.body-leg-right { width: 68px; height: 185px; border-radius: 50%; left: 53%; bottom: -12%; transform: rotate(-5deg); }

.interaction-visual svg {
  position: absolute;
  z-index: 3;
  inset: 0;
  width: 100%;
  height: 100%;
  fill: none;
  stroke: url(#trajectory);
  stroke-width: 2;
  stroke-dasharray: 7 7;
}

.interaction-visual svg circle {
  fill: #fff;
  stroke: none;
}

.visual-label {
  position: absolute;
  z-index: 4;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 8px;
  letter-spacing: 0.1em;
  color: white;
}

.label-a { left: 18px; bottom: 16px; }
.label-b { right: 18px; top: 16px; }

.capability-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.capability-half {
  min-height: 710px;
  padding: 66px 48px 50px 0;
}

.capability-half + .capability-half {
  padding-left: 58px;
  padding-right: 0;
  border-left: 1px solid var(--ink);
}

.capability-half .card-number {
  position: absolute;
  top: 71px;
  right: 45px;
}

.capability-half .card-content h3 {
  max-width: 480px;
  font-size: clamp(38px, 3.7vw, 57px);
}

.card-icon svg {
  width: 100%;
  height: 100%;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
}

.privacy-note {
  position: relative;
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 18px;
  background: var(--ink);
  color: white;
  margin-top: 58px;
}

.privacy-note p {
  margin: 0;
  font-size: 11px;
  line-height: 1.55;
  color: rgba(255,255,255,0.65);
}

.privacy-note strong {
  color: white;
  font-weight: 550;
}

.privacy-pixels {
  flex: none;
  width: 42px;
  height: 42px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3px;
}

.privacy-pixels i:nth-child(1) { background: var(--orange); }
.privacy-pixels i:nth-child(2) { background: #ffca28; }
.privacy-pixels i:nth-child(3) { background: var(--purple); }
.privacy-pixels i:nth-child(4) { background: var(--blue); }

.domain-products {
  margin-top: 54px;
  border-top: 1px solid var(--line);
}

.domain-products a {
  min-height: 64px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  border-bottom: 1px solid var(--line);
  font-size: 25px;
  letter-spacing: -0.04em;
  transition: padding 200ms ease, color 200ms ease;
}

.domain-products a:hover {
  padding-left: 10px;
  color: var(--orange);
}

.domain-products a span {
  color: #999a94;
}

.domain-products a i {
  font-size: 9px;
  font-style: normal;
  font-weight: 650;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.approach-section {
  position: relative;
  overflow: hidden;
  padding: 140px 0;
  background: var(--ink);
  color: white;
}

.approach-section::after {
  content: "";
  position: absolute;
  width: 640px;
  height: 640px;
  top: -380px;
  right: -170px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 91, 18, 0.24), transparent 67%);
  filter: blur(10px);
}

.approach-intro {
  display: grid;
  grid-template-columns: 0.65fr 1.35fr;
  gap: 30px;
  align-items: start;
}

.marker-light span {
  border-color: rgba(255,255,255,0.7);
}

.approach-intro h2 {
  margin-top: 0;
}

.process-grid {
  margin-top: 108px;
  margin-left: calc((100% - 30px) * 0.325 + 30px);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(255,255,255,0.25);
}

.process-step {
  position: relative;
  padding: 31px 38px 42px 0;
}

.process-step + .process-step {
  padding-left: 34px;
  border-left: 1px solid rgba(255,255,255,0.25);
}

.process-step::before {
  content: "";
  position: absolute;
  top: -4px;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--acid);
}

.process-step + .process-step::before {
  left: 34px;
}

.process-step > span {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 9px;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.5);
}

.process-step h3 {
  margin: 45px 0 20px;
  font-size: 23px;
  line-height: 1.18;
  letter-spacing: -0.035em;
  font-weight: 540;
}

.process-step p {
  margin: 0;
  max-width: 320px;
  font-size: 13px;
  line-height: 1.65;
  color: rgba(255,255,255,0.55);
}

.principles-row {
  margin-top: 76px;
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,0.25);
  display: grid;
  grid-template-columns: 0.65fr 1.35fr;
  gap: 30px;
}

.principles-row > p {
  margin: 0;
  font-size: 10px;
  font-weight: 650;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
}

.principles-row ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: 60px;
}

.principles-row li {
  display: flex;
  gap: 20px;
  padding: 0 0 18px;
  margin-bottom: 18px;
  border-bottom: 1px solid rgba(255,255,255,0.13);
  font-size: 14px;
}

.principles-row li span {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 9px;
  color: var(--acid);
}

.company-section {
  padding-top: 155px;
  padding-bottom: 160px;
}

.company-layout {
  margin-top: 85px;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(80px, 10vw, 160px);
}

.company-copy h2 {
  margin-top: 0;
}

.company-copy > p {
  margin: 44px 0 0;
  max-width: 635px;
  font-size: 17px;
  line-height: 1.7;
  color: var(--muted);
}

.company-facts {
  margin: 10px 0 0;
  border-top: 1px solid var(--ink);
}

.company-facts div {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: 25px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.company-facts dt,
.company-facts dd {
  margin: 0;
  font-size: 12px;
  line-height: 1.5;
}

.company-facts dt {
  color: var(--muted);
}

.company-facts dd {
  font-weight: 600;
}

.engagement-flow {
  margin-top: 130px;
  padding: 34px;
  border: 1px solid var(--ink);
}

.flow-title {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
  padding-bottom: 30px;
  border-bottom: 1px solid var(--line);
}

.flow-title h3 {
  margin: 0;
  font-size: 28px;
  letter-spacing: -0.04em;
  font-weight: 550;
}

.flow-steps {
  display: grid;
  grid-template-columns: 1fr 42px 1fr 42px 1fr 42px 1fr;
  align-items: center;
  padding-top: 34px;
}

.flow-steps div {
  display: flex;
  flex-direction: column;
}

.flow-steps div span {
  margin-bottom: 38px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 9px;
  color: var(--orange);
}

.flow-steps strong {
  font-size: 14px;
  font-weight: 650;
  overflow-wrap: anywhere;
  hyphens: auto;
}

.flow-steps small {
  margin-top: 6px;
  font-size: 10px;
  color: var(--muted);
}

.flow-steps > i {
  position: relative;
  height: 1px;
  background: var(--ink);
}

.flow-steps > i::after {
  content: "";
  position: absolute;
  right: 0;
  top: -3px;
  width: 6px;
  height: 6px;
  border-top: 1px solid var(--ink);
  border-right: 1px solid var(--ink);
  transform: rotate(45deg);
}

.contact-section {
  position: relative;
  min-height: 620px;
  display: grid;
  place-items: center;
  overflow: hidden;
  background: #0b061c;
  color: white;
}

.contact-grid {
  mask-image: radial-gradient(circle at center, black 0, transparent 70%);
  opacity: 0.5;
}

.contact-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(65px);
  mix-blend-mode: screen;
}

.glow-one {
  width: 580px;
  height: 580px;
  left: 8%;
  top: 15%;
  background: radial-gradient(circle at 60% 50%, #ffb530 0, #ff4b14 28%, #9a16ed 55%, transparent 72%);
  opacity: 0.78;
  animation: drift-one 9s ease-in-out infinite alternate;
}

.glow-two {
  width: 440px;
  height: 440px;
  right: 9%;
  bottom: -15%;
  background: radial-gradient(circle, #8c2cff 0, #1d4bff 44%, transparent 70%);
  opacity: 0.65;
  animation: drift-two 11s ease-in-out infinite alternate;
}

@keyframes drift-one { to { transform: translate(25%, -8%) scale(1.12); } }
@keyframes drift-two { to { transform: translate(-18%, -16%) scale(0.9); } }

.contact-inner {
  position: relative;
  z-index: 2;
  text-align: center;
}

.contact-inner h2 {
  margin-top: 28px;
  font-size: clamp(48px, 6.3vw, 96px);
}

.contact-inner > a {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  margin-top: 50px;
  padding-bottom: 7px;
  border-bottom: 1px solid rgba(255,255,255,0.75);
  font-size: clamp(18px, 2vw, 26px);
}

.contact-inner > a svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.4;
  transition: transform 200ms ease;
}

.contact-inner > a:hover svg {
  transform: translate(3px, -3px);
}

.contact-inner > p:last-child {
  margin: 26px 0 0;
  font-size: 10px;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
}

.site-footer {
  padding: 52px var(--gutter) 28px;
  background: var(--ink);
  color: white;
}

.footer-primary {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  align-items: end;
  padding-bottom: 52px;
}

.footer-wordmark {
  font-size: clamp(56px, 8vw, 116px);
  line-height: 0.75;
  letter-spacing: -0.085em;
  font-weight: 700;
}

.footer-primary p {
  margin: 0;
  font-size: 14px;
  color: rgba(255,255,255,0.58);
}

.back-to-top {
  justify-self: end;
  display: flex;
  gap: 26px;
  font-size: 12px;
}

.back-to-top span {
  color: var(--acid);
}

.footer-secondary {
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.2);
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
}

.footer-secondary p {
  margin: 0;
}

.footer-secondary p:nth-child(2) { text-align: center; }
.footer-secondary a { justify-self: end; }

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 750ms cubic-bezier(.2,.75,.25,1), transform 750ms cubic-bezier(.2,.75,.25,1);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

.reveal-delay-1 { transition-delay: 100ms; }
.reveal-delay-2 { transition-delay: 190ms; }
.reveal-delay-3 { transition-delay: 280ms; }

@media (max-width: 1020px) {
  .site-header { grid-template-columns: 1fr auto 1fr; }
  .desktop-nav { gap: 24px; }
  .header-cta { display: none; }
  .hero { grid-template-columns: 1fr 1fr; gap: 34px; }
  .hero h1 { font-size: clamp(54px, 7.5vw, 78px); }
  .stage-caption { display: block; }
  .stage-caption span { display: block; margin-top: 8px; text-align: left; }
  .capability-feature { grid-template-columns: 40px 1fr 1fr; gap: 25px; }
  .card-visual { height: 370px; }
  .capability-half { padding-right: 35px; }
  .capability-half + .capability-half { padding-left: 35px; }
  .process-grid { margin-left: 0; }
}

@media (max-width: 760px) {
  :root { --gutter: 20px; }
  .site-header { height: 66px; }
  .wordmark { width: 96px; }
  .site-header { grid-template-columns: 1fr auto auto; }
  .desktop-nav { display: none; }
  .header-actions { margin-right: 4px; }
  .header-cta { display: none; }
  .language-button { min-width: 60px; height: 32px; }
  .language-menu {
    position: fixed;
    top: 58px;
    left: var(--gutter);
    right: var(--gutter);
    width: auto;
    max-height: calc(100vh - 78px);
    overflow-y: auto;
  }
  .menu-button {
    position: relative;
    z-index: 3;
    width: 38px;
    height: 38px;
    display: block;
    justify-self: end;
    border: 0;
    background: none;
    color: inherit;
  }
  .menu-button span:not(.sr-only) {
    position: absolute;
    left: 7px;
    width: 24px;
    height: 1px;
    background: currentColor;
    transition: transform 250ms ease, top 250ms ease;
  }
  .menu-button span:first-child { top: 14px; }
  .menu-button span:nth-child(2) { top: 23px; }
  .menu-button[aria-expanded="true"] span:first-child { top: 19px; transform: rotate(45deg); }
  .menu-button[aria-expanded="true"] span:nth-child(2) { top: 19px; transform: rotate(-45deg); }
  .mobile-menu {
    position: fixed;
    z-index: 2;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 90px var(--gutter) 50px;
    background: var(--paper);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-15px);
    transition: opacity 250ms ease, visibility 250ms ease, transform 250ms ease;
  }
  .mobile-menu.is-open { opacity: 1; visibility: visible; transform: none; }
  .mobile-menu a { padding: 17px 0; border-bottom: 1px solid var(--line); font-size: 30px; letter-spacing: -0.04em; }
  .mobile-menu a:last-child { margin-top: 60px; border: 0; font-size: 16px; }

  .hero {
    height: auto;
    min-height: 0;
    max-height: none;
    padding-top: 124px;
    padding-bottom: 30px;
    grid-template-columns: 1fr;
    gap: 60px;
  }
  .hero-copy { min-width: 0; }
  .hero h1 { margin-top: 22px; font-size: clamp(50px, 14.5vw, 68px); }
  .hero-intro { width: 100%; font-size: 18px; }
  .hero-actions { margin-top: 32px; }
  .text-link { display: none; }
  .thermal-stage { aspect-ratio: 0.88; max-height: none; }

  .intro-section { grid-template-columns: 1fr; gap: 70px; padding-top: 100px; padding-bottom: 110px; }
  .section-heading { grid-template-columns: 1fr; gap: 28px; padding-bottom: 38px; }
  .section-description { max-width: 560px; }
  .capabilities-section { padding-bottom: 100px; }
  .capability-feature { display: grid; grid-template-columns: 1fr; gap: 25px; padding: 50px 0; }
  .capability-feature .card-number { position: absolute; top: 55px; right: 0; }
  .card-icon { margin-bottom: 38px; }
  .card-visual { height: auto; aspect-ratio: 1.2; margin-top: 20px; }
  .capability-grid { grid-template-columns: 1fr; }
  .capability-half { min-height: 650px; padding: 55px 0 42px; }
  .capability-half + .capability-half { padding-left: 0; border-left: 0; }
  .capability-half .card-number { top: 60px; right: 0; }
  .privacy-note { margin-top: 44px; }
  .identity-card { min-height: auto; padding-bottom: 64px; }
  .domain-products { margin-top: 45px; }

  .approach-section { padding: 100px 0; }
  .approach-intro { grid-template-columns: 1fr; gap: 70px; }
  .process-grid { margin-top: 80px; grid-template-columns: 1fr; border: 0; }
  .process-step { padding: 28px 0 42px; border-top: 1px solid rgba(255,255,255,0.25); }
  .process-step + .process-step { padding-left: 0; border-left: 0; }
  .process-step + .process-step::before { left: 0; }
  .process-step h3 { margin-top: 32px; }
  .principles-row { grid-template-columns: 1fr; gap: 42px; }
  .principles-row ul { grid-template-columns: 1fr; }

  .company-section { padding-top: 100px; padding-bottom: 100px; }
  .company-layout { margin-top: 70px; grid-template-columns: 1fr; gap: 65px; }
  .company-copy > p { margin-top: 32px; }
  .engagement-flow { margin-top: 90px; padding: 22px; }
  .flow-title { align-items: start; flex-direction: column; }
  .flow-steps { grid-template-columns: 1fr; gap: 0; }
  .flow-steps div { padding: 22px 0; }
  .flow-steps div span { margin-bottom: 18px; }
  .flow-steps > i { width: 1px; height: 22px; margin-left: 3px; }
  .flow-steps > i::after { right: -3px; top: auto; bottom: 0; transform: rotate(135deg); }

  .contact-section { min-height: 570px; }
  .contact-inner > p:last-child { line-height: 1.6; }
  .site-footer { padding-top: 45px; }
  .footer-primary { grid-template-columns: 1fr auto; row-gap: 45px; }
  .footer-wordmark { grid-column: 1 / -1; font-size: 78px; }
  .footer-primary p { font-size: 11px; }
  .footer-secondary { grid-template-columns: 1fr auto; row-gap: 15px; }
  .footer-secondary p:nth-child(2) { display: none; }
}

@media (max-width: 500px) {
  .stage-topline {
    gap: 8px;
    align-items: flex-start;
  }

  .stage-topline > span:first-child {
    max-width: 66%;
    line-height: 1.45;
  }

  .live-indicator {
    margin-left: auto;
    text-align: right;
  }
}

@media (min-width: 761px) {
  html[lang="zh-CN"] .hero h1,
  html[lang="zh-TW"] .hero h1,
  html[lang="ja"] .hero h1,
  html[lang="ko"] .hero h1 {
    font-size: clamp(50px, 4.6vw, 72px);
    line-height: 1.02;
  }

  html[lang="de"] .hero h1,
  html[lang="ru"] .hero h1,
  html[lang="fr"] .hero h1,
  html[lang="pt-PT"] .hero h1 {
    font-size: clamp(48px, 5.35vw, 82px);
  }

  html[lang="es"] .hero h1,
  html[lang="it"] .hero h1 {
    font-size: clamp(50px, 5.8vw, 88px);
  }
}

@media (max-width: 760px) {
  html[lang="zh-CN"] .hero h1,
  html[lang="zh-TW"] .hero h1,
  html[lang="ja"] .hero h1,
  html[lang="ko"] .hero h1 {
    font-size: clamp(43px, 11.5vw, 58px);
    line-height: 1.04;
  }

  html[lang="de"] .hero h1,
  html[lang="ru"] .hero h1,
  html[lang="fr"] .hero h1,
  html[lang="es"] .hero h1,
  html[lang="it"] .hero h1,
  html[lang="pt-PT"] .hero h1 {
    font-size: clamp(43px, 12vw, 58px);
  }
}

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