:root {
  --ink-950: #031017;
  --ink-900: #071a24;
  --ink-850: #0a2331;
  --ink-800: #0d2c3b;
  --ink-700: #234452;
  --ink-600: #48616b;
  --ink-500: #6e858d;
  --ink-300: #b7c5c9;
  --ink-200: #d1dbde;
  --ink-100: #e5ecee;
  --paper: #f3f7f6;
  --paper-deep: #e9f1ef;
  --white: #ffffff;
  --teal-700: #087b77;
  --teal-600: #089b94;
  --teal-500: #13b8ac;
  --teal-300: #71d9d0;
  --teal-100: #d9f4f0;
  --orange-600: #e34f2f;
  --orange-500: #ff6b3d;
  --orange-300: #ffb188;
  --orange-100: #ffebe2;
  --gold-500: #e8a93b;
  --blue-700: #175e8f;
  --blue-500: #2389c2;
  --border-dark: rgba(255, 255, 255, 0.14);
  --border-light: rgba(7, 26, 36, 0.13);
  --shadow-sm: 0 8px 24px rgba(3, 16, 23, 0.07);
  --shadow-md: 0 18px 50px rgba(3, 16, 23, 0.11);
  --radius: 8px;
  --container: 1240px;
  --header-height: 72px;
  --ease: cubic-bezier(0.2, 0.75, 0.25, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 24px);
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink-900);
  font-family:
    "Microsoft YaHei",
    "PingFang SC",
    "Noto Sans SC",
    "Source Han Sans SC",
    sans-serif;
  font-size: 16px;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.nav-open {
  overflow: hidden;
}

img {
  display: block;
  max-width: 100%;
}

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

button,
input,
select,
textarea {
  font: inherit;
}

button {
  color: inherit;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1,
h2,
h3 {
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(2.65rem, 5.3vw, 5.35rem);
}

h2 {
  font-size: clamp(2rem, 3.8vw, 3.7rem);
}

h3 {
  font-size: 1.2rem;
  line-height: 1.3;
}

ul,
ol {
  margin: 0;
  padding: 0;
}

li {
  list-style: none;
}

.container {
  width: min(calc(100% - 48px), var(--container));
  margin-inline: auto;
}

.section {
  position: relative;
  padding: 120px 0;
}

.section-light {
  background: var(--white);
}

.section-paper {
  background: var(--paper);
}

.section-dark {
  overflow: hidden;
  background: var(--ink-900);
  color: var(--white);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(320px, 0.58fr);
  gap: 80px;
  align-items: end;
  margin-bottom: 62px;
}

.section-heading h2 {
  margin-top: 18px;
}

.section-heading > p {
  max-width: 500px;
  color: var(--ink-600);
  font-size: 1.03rem;
}

.section-heading-inverse > p {
  color: rgba(255, 255, 255, 0.66);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--teal-700);
  font-size: 0.77rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 22px;
  height: 2px;
  background: var(--orange-500);
  content: "";
}

.section-dark .eyebrow {
  color: var(--teal-300);
}

.icon {
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 2000;
  padding: 10px 14px;
  border-radius: var(--radius);
  background: var(--white);
  color: var(--ink-900);
  box-shadow: var(--shadow-md);
  transform: translateY(-160%);
  transition: transform 0.2s ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 1000;
  height: var(--header-height);
  border-bottom: 1px solid transparent;
  color: var(--white);
  transition:
    background 0.25s ease,
    border-color 0.25s ease,
    color 0.25s ease,
    box-shadow 0.25s ease;
}

.site-header.is-scrolled,
.site-header.is-open {
  border-color: var(--border-light);
  background: rgba(255, 255, 255, 0.96);
  color: var(--ink-900);
  box-shadow: 0 8px 30px rgba(3, 16, 23, 0.06);
  backdrop-filter: blur(16px);
}

.header-inner {
  display: flex;
  height: 100%;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
}

.brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  place-items: center;
  background: transparent;
}

.brand-mark img {
  width: 38px;
  height: 38px;
  object-fit: contain;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}

.brand-copy strong {
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.brand-copy small {
  margin-top: 7px;
  color: currentColor;
  font-size: 0.56rem;
  font-weight: 700;
  letter-spacing: 0.17em;
  opacity: 0.58;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 27px;
  font-size: 0.91rem;
  font-weight: 600;
}

.site-nav > a:not(.nav-contact) {
  position: relative;
  padding-block: 23px;
  opacity: 0.78;
  transition: opacity 0.2s ease;
}

.site-nav > a:not(.nav-contact)::after {
  position: absolute;
  right: 0;
  bottom: 16px;
  left: 0;
  height: 2px;
  background: var(--teal-500);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease;
}

.site-nav > a:not(.nav-contact):hover {
  opacity: 1;
}

.site-nav > a:not(.nav-contact):hover::after {
  transform: scaleX(1);
}

.nav-contact {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 15px;
  border-radius: var(--radius);
  background: var(--orange-500);
  color: var(--white);
  box-shadow: 0 7px 18px rgba(255, 107, 61, 0.22);
  transition:
    background 0.2s ease,
    transform 0.2s ease;
}

.nav-contact:hover {
  background: var(--orange-600);
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: var(--radius);
  background: transparent;
  cursor: pointer;
}

.nav-toggle .icon-close {
  display: none;
}

.nav-toggle[aria-expanded="true"] .icon-menu {
  display: none;
}

.nav-toggle[aria-expanded="true"] .icon-close {
  display: block;
}

.hero {
  position: relative;
  display: flex;
  min-height: 100svh;
  align-items: flex-end;
  overflow: hidden;
  padding: 132px 0 76px;
  background: var(--ink-950);
  color: var(--white);
}

.hero-backdrop,
.hero-grid-overlay {
  position: absolute;
  inset: 0;
}

.hero-backdrop {
  background-image:
    linear-gradient(90deg, rgba(3, 16, 23, 0.98) 0%, rgba(3, 16, 23, 0.89) 42%, rgba(3, 16, 23, 0.55) 100%),
    linear-gradient(0deg, rgba(3, 16, 23, 0.94) 0%, rgba(3, 16, 23, 0.12) 54%, rgba(3, 16, 23, 0.28) 100%),
    url("assets/images/ai-visual.jpg");
  background-position: center;
  background-size: cover;
  filter: saturate(0.85) contrast(1.04);
}

.hero-grid-overlay {
  opacity: 0.18;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.09) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, black, transparent 85%);
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(360px, 0.65fr);
  gap: 70px;
  align-items: end;
}

.hero-copy {
  max-width: 900px;
}

.hero-eyebrow {
  margin-bottom: 28px;
  color: var(--teal-300);
}

.hero-eyebrow::before {
  display: none;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--teal-300);
  box-shadow: 0 0 0 5px rgba(113, 217, 208, 0.13);
  animation: status-pulse 2s ease-in-out infinite;
}

@keyframes status-pulse {
  50% {
    box-shadow: 0 0 0 9px rgba(113, 217, 208, 0);
  }
}

.hero h1 {
  max-width: 950px;
  text-wrap: balance;
}

.hero-lead {
  margin-top: 18px;
  color: var(--teal-300);
  font-size: clamp(1.45rem, 2.7vw, 2.5rem);
  font-weight: 600;
  line-height: 1.25;
}

.hero-description {
  max-width: 730px;
  margin-top: 28px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 1.04rem;
  line-height: 1.85;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 38px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 18px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 700;
  transition:
    background 0.2s ease,
    border-color 0.2s ease,
    color 0.2s ease,
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  background: var(--orange-500);
  color: var(--white);
  box-shadow: 0 12px 30px rgba(255, 107, 61, 0.24);
}

.button-primary:hover {
  background: var(--orange-600);
  box-shadow: 0 15px 35px rgba(255, 107, 61, 0.31);
}

.button-ghost {
  border-color: rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.06);
  color: var(--white);
  backdrop-filter: blur(10px);
}

.button-ghost:hover {
  border-color: rgba(255, 255, 255, 0.58);
  background: rgba(255, 255, 255, 0.11);
}

.button-large {
  min-height: 54px;
  padding-inline: 22px;
}

.hero-rail {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--border-dark);
}

.hero-rail-item {
  display: grid;
  grid-template-columns: 36px 110px 1fr;
  gap: 12px;
  align-items: baseline;
  padding: 18px 0;
  border-bottom: 1px solid var(--border-dark);
}

.hero-rail-item > span {
  color: var(--teal-300);
  font-size: 0.72rem;
  font-weight: 700;
}

.hero-rail-item strong {
  font-size: 0.95rem;
}

.hero-rail-item small {
  color: rgba(255, 255, 255, 0.54);
  font-size: 0.78rem;
  line-height: 1.45;
}

.hero-location {
  position: absolute;
  right: 24px;
  bottom: 24px;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255, 255, 255, 0.44);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  writing-mode: vertical-rl;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--border-light);
  border-left: 1px solid var(--border-light);
}

.capability-item {
  position: relative;
  min-height: 415px;
  padding: 34px 28px 30px;
  border-right: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  background: var(--white);
  transition:
    background 0.25s ease,
    transform 0.25s ease,
    box-shadow 0.25s ease;
}

.capability-item:hover {
  z-index: 2;
  background: var(--paper);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.icon-frame {
  display: grid;
  width: 48px;
  height: 48px;
  margin-bottom: 58px;
  place-items: center;
  border-radius: var(--radius);
  background: var(--teal-100);
  color: var(--teal-700);
}

.icon-frame .icon {
  width: 23px;
  height: 23px;
}

.item-index {
  position: absolute;
  top: 38px;
  right: 28px;
  color: var(--ink-300);
  font-size: 0.72rem;
  font-weight: 700;
}

.capability-item h3 {
  margin-bottom: 14px;
}

.capability-item > p {
  color: var(--ink-600);
  font-size: 0.93rem;
}

.plain-list {
  display: flex;
  flex-direction: column;
  gap: 9px;
  margin-top: 24px;
}

.plain-list li {
  position: relative;
  padding-left: 15px;
  color: var(--ink-700);
  font-size: 0.84rem;
}

.plain-list li::before {
  position: absolute;
  top: 0.77em;
  left: 0;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--orange-500);
  content: "";
}

.solutions::before {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 88px 88px;
  content: "";
}

.solutions .container {
  position: relative;
  z-index: 1;
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--border-dark);
  border-radius: var(--radius);
  background: var(--border-dark);
}

.solution-item {
  position: relative;
  display: flex;
  min-height: 330px;
  flex-direction: column;
  justify-content: space-between;
  padding: 34px 30px 30px;
  background: var(--ink-900);
  transition: background 0.25s ease;
}

.solution-item:hover {
  background: var(--ink-850);
}

.solution-number {
  color: var(--teal-300);
  font-size: 0.72rem;
  font-weight: 700;
}

.solution-item h3 {
  margin-bottom: 15px;
  font-size: 1.36rem;
}

.solution-item p {
  color: rgba(255, 255, 255, 0.63);
  font-size: 0.92rem;
}

.solution-tag {
  display: inline-flex;
  width: fit-content;
  padding-top: 13px;
  border-top: 1px solid var(--border-dark);
  color: var(--orange-300);
  font-size: 0.73rem;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.platform {
  overflow: hidden;
}

.platform-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(440px, 0.78fr);
  gap: 90px;
  align-items: start;
}

.platform-copy h2 {
  margin-top: 18px;
}

.platform-copy > p:not(.eyebrow) {
  max-width: 620px;
  margin-top: 24px;
  color: var(--ink-600);
}

.platform-modules {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 45px;
  overflow: hidden;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  background: var(--border-light);
}

.platform-modules article {
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 14px;
  min-height: 132px;
  align-items: start;
  padding: 23px 20px;
  background: var(--white);
}

.platform-modules .icon {
  width: 22px;
  height: 22px;
  color: var(--teal-700);
}

.platform-modules h3 {
  margin-bottom: 6px;
  font-size: 1rem;
}

.platform-modules p {
  color: var(--ink-500);
  font-size: 0.8rem;
  line-height: 1.55;
}

.platform-visual {
  position: sticky;
  top: calc(var(--header-height) + 32px);
  overflow: hidden;
  border: 1px solid rgba(19, 184, 172, 0.26);
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, rgba(19, 184, 172, 0.13), transparent 42%),
    var(--ink-900);
  color: var(--white);
  box-shadow: 0 28px 70px rgba(7, 26, 36, 0.18);
}

.visual-header,
.visual-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 22px;
}

.visual-header {
  border-bottom: 1px solid var(--border-dark);
}

.visual-header > div {
  display: flex;
  flex-direction: column;
}

.visual-kicker {
  color: var(--teal-300);
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.visual-header strong {
  margin-top: 6px;
  font-size: 0.94rem;
}

.visual-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.68rem;
}

.visual-status i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--teal-300);
  box-shadow: 0 0 0 4px rgba(113, 217, 208, 0.12);
}

.visual-canvas {
  position: relative;
  min-height: 430px;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 44px 44px;
}

.visual-node {
  position: absolute;
  z-index: 2;
  border: 1px solid var(--border-dark);
  border-radius: var(--radius);
  background: rgba(7, 26, 36, 0.92);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.18);
  backdrop-filter: blur(12px);
}

.visual-node-main {
  top: 50%;
  left: 50%;
  display: flex;
  width: 180px;
  height: 150px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-color: rgba(19, 184, 172, 0.46);
  background: linear-gradient(145deg, rgba(19, 184, 172, 0.19), rgba(7, 26, 36, 0.97));
  transform: translate(-50%, -50%);
}

.visual-node-main .icon {
  width: 30px;
  height: 30px;
  margin-bottom: 14px;
  color: var(--teal-300);
}

.visual-node-main strong {
  font-size: 1rem;
}

.visual-node-main span {
  margin-top: 5px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.7rem;
}

.visual-node:not(.visual-node-main) {
  display: flex;
  min-width: 112px;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  padding: 12px 13px;
  color: rgba(255, 255, 255, 0.77);
  font-size: 0.72rem;
}

.visual-node:not(.visual-node-main) i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--orange-500);
}

.visual-node-top {
  top: 50px;
  left: 50%;
  transform: translateX(-50%);
}

.visual-node-right {
  top: 50%;
  right: 28px;
  transform: translateY(-50%);
}

.visual-node-bottom {
  bottom: 50px;
  left: 50%;
  transform: translateX(-50%);
}

.visual-node-left {
  top: 50%;
  left: 28px;
  transform: translateY(-50%);
}

.visual-lines {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  fill: none;
  stroke: rgba(19, 184, 172, 0.42);
  stroke-dasharray: 5 7;
  stroke-width: 1.5;
}

.visual-footer {
  border-top: 1px solid var(--border-dark);
}

.visual-footer div {
  display: flex;
  flex-direction: column;
}

.visual-footer span {
  color: rgba(255, 255, 255, 0.44);
  font-size: 0.63rem;
}

.visual-footer strong {
  margin-top: 4px;
  color: var(--teal-300);
  font-size: 0.82rem;
}

.delivery-track {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  border-top: 1px solid var(--border-light);
}

.delivery-track li {
  position: relative;
  min-height: 240px;
  padding: 28px 21px 12px 0;
  border-right: 1px solid var(--border-light);
}

.delivery-track li:not(:first-child) {
  padding-left: 24px;
}

.delivery-track li:last-child {
  border-right: 0;
}

.delivery-track li > span {
  color: var(--orange-500);
  font-size: 0.72rem;
  font-weight: 700;
}

.delivery-track h3 {
  margin-top: 65px;
  margin-bottom: 12px;
  font-size: 1.05rem;
}

.delivery-track p {
  color: var(--ink-500);
  font-size: 0.84rem;
}

.lab::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
  background: var(--border-dark);
  content: "";
}

.lab-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(500px, 1.18fr);
  gap: 100px;
  align-items: start;
}

.lab-copy {
  position: sticky;
  top: calc(var(--header-height) + 34px);
}

.lab-copy h2 {
  margin-top: 18px;
}

.lab-copy > p:not(.eyebrow) {
  max-width: 540px;
  margin-top: 24px;
  color: rgba(255, 255, 255, 0.64);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-top: 34px;
  color: var(--teal-300);
  font-weight: 700;
}

.text-link .icon {
  transition: transform 0.2s ease;
}

.text-link:hover .icon {
  transform: translateX(4px);
}

.lab-list {
  border-top: 1px solid var(--border-dark);
}

.lab-list article {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 24px;
  min-height: 164px;
  align-items: start;
  padding: 28px 0;
  border-bottom: 1px solid var(--border-dark);
}

.lab-list article > span {
  color: var(--orange-300);
  font-size: 0.72rem;
  font-weight: 700;
}

.lab-list h3 {
  margin-bottom: 10px;
  font-size: 1.32rem;
}

.lab-list p {
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.91rem;
}

.about-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(430px, 0.78fr);
  gap: 100px;
  align-items: start;
}

.about-statement h2 {
  margin-top: 18px;
}

.about-large {
  margin-top: 34px;
  color: var(--ink-800);
  font-size: clamp(1.35rem, 2vw, 1.8rem);
  font-weight: 600;
  line-height: 1.55;
}

.about-statement > p:last-child {
  max-width: 710px;
  margin-top: 24px;
  color: var(--ink-600);
}

.about-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  overflow: hidden;
  border-top: 1px solid var(--border-light);
  border-left: 1px solid var(--border-light);
}

.about-facts > div {
  display: flex;
  min-height: 150px;
  flex-direction: column;
  justify-content: space-between;
  padding: 22px;
  border-right: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.about-facts span {
  color: var(--teal-700);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.about-facts strong {
  font-size: 1.05rem;
  line-height: 1.45;
}

.contact {
  overflow: hidden;
  background:
    linear-gradient(110deg, rgba(3, 16, 23, 0.98), rgba(7, 26, 36, 0.91)),
    url("assets/images/ai-visual.jpg") center / cover;
  color: var(--white);
}

.contact::before {
  position: absolute;
  inset: 0;
  opacity: 0.18;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.09) 1px, transparent 1px);
  background-size: 68px 68px;
  content: "";
  mask-image: linear-gradient(90deg, transparent, black);
}

.contact-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(390px, 0.62fr);
  gap: 100px;
  align-items: center;
}

.contact-copy h2 {
  max-width: 780px;
  margin-top: 18px;
}

.contact-copy > p:not(.eyebrow) {
  max-width: 650px;
  margin-top: 24px;
  color: rgba(255, 255, 255, 0.64);
}

.contact-copy .button {
  margin-top: 34px;
}

.contact-list {
  border-top: 1px solid var(--border-dark);
}

.contact-list > a,
.contact-list > div {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 16px;
  align-items: center;
  padding: 22px 0;
  border-bottom: 1px solid var(--border-dark);
}

.contact-list > a {
  transition: color 0.2s ease;
}

.contact-list > a:hover {
  color: var(--teal-300);
}

.contact-icon {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid var(--border-dark);
  border-radius: var(--radius);
  color: var(--teal-300);
}

.contact-icon .icon {
  width: 19px;
  height: 19px;
}

.contact-list small {
  display: block;
  color: rgba(255, 255, 255, 0.43);
  font-size: 0.7rem;
}

.contact-list strong {
  display: block;
  margin-top: 3px;
  font-size: 0.97rem;
}

.site-footer {
  background: var(--ink-950);
  color: rgba(255, 255, 255, 0.67);
}

.footer-main {
  display: flex;
  min-height: 156px;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.footer-brand strong {
  color: var(--white);
  font-size: 1rem;
}

.footer-brand p {
  margin-top: 5px;
  color: rgba(255, 255, 255, 0.44);
  font-size: 0.78rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  font-size: 0.83rem;
}

.footer-links a:hover {
  color: var(--teal-300);
}

.footer-bottom {
  display: flex;
  min-height: 72px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid var(--border-dark);
  color: rgba(255, 255, 255, 0.36);
  font-size: 0.72rem;
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.5);
}

.footer-icp a {
  color: rgba(255, 255, 255, 0.68);
  white-space: nowrap;
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-icp a:hover {
  color: var(--teal-300);
}

.noscript-message {
  padding: 16px;
  background: var(--orange-100);
  color: var(--ink-900);
  text-align: center;
}

.js .reveal {
  opacity: 1;
  transform: translateY(0);
}

.js .reveal.is-visible {
  animation: reveal-in 0.7s var(--ease) both;
}

@keyframes reveal-in {
  from {
    opacity: 0;
    transform: translateY(22px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

:focus-visible {
  outline: 3px solid var(--gold-500);
  outline-offset: 3px;
}

@media (max-width: 1120px) {
  .site-nav {
    gap: 18px;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 50px;
  }

  .hero-copy {
    max-width: 940px;
  }

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

  .hero-rail-item {
    grid-template-columns: 28px 1fr;
    padding-right: 22px;
    border-right: 1px solid var(--border-dark);
  }

  .hero-rail-item:last-child {
    border-right: 0;
  }

  .hero-rail-item small {
    grid-column: 2;
  }

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

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

  .platform-layout,
  .about-layout,
  .contact-layout {
    grid-template-columns: 1fr;
    gap: 64px;
  }

  .platform-visual {
    position: relative;
    top: auto;
    width: min(100%, 650px);
    margin-inline: auto;
  }

  .delivery-track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .delivery-track li:nth-child(3) {
    border-right: 0;
  }

  .delivery-track li:nth-child(n + 4) {
    border-top: 1px solid var(--border-light);
  }

  .lab-layout {
    grid-template-columns: 1fr;
    gap: 70px;
  }

  .lab::before {
    display: none;
  }

  .lab-copy {
    position: relative;
    top: auto;
    max-width: 760px;
  }

  .about-facts {
    max-width: 760px;
  }
}

@media (max-width: 900px) {
  .section {
    padding: 90px 0;
  }

  .section-heading {
    grid-template-columns: 1fr;
    gap: 24px;
    margin-bottom: 48px;
  }

  .nav-toggle {
    display: grid;
  }

  .site-nav {
    position: fixed;
    top: var(--header-height);
    right: 0;
    bottom: 0;
    left: 0;
    display: flex;
    visibility: hidden;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 24px;
    background: var(--white);
    color: var(--ink-900);
    opacity: 0;
    transform: translateY(-12px);
    transition:
      opacity 0.2s ease,
      visibility 0.2s ease,
      transform 0.2s ease;
  }

  .site-nav.is-open {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
  }

  .site-nav > a:not(.nav-contact) {
    padding: 15px 0;
    border-bottom: 1px solid var(--border-light);
    opacity: 1;
  }

  .site-nav > a:not(.nav-contact)::after {
    display: none;
  }

  .nav-contact {
    align-self: flex-start;
    margin-top: 24px;
  }

  .platform-layout {
    gap: 54px;
  }

  .footer-main {
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    padding-block: 36px;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    padding-block: 22px;
  }
}

@media (max-width: 720px) {
  .container {
    width: min(calc(100% - 32px), var(--container));
  }

  .section {
    padding: 76px 0;
  }

  h1 {
    font-size: clamp(2.45rem, 13.2vw, 4rem);
  }

  h2 {
    font-size: clamp(1.8rem, 8.8vw, 2.75rem);
  }

  .hero {
    min-height: 940px;
    padding: 116px 0 58px;
  }

  .hero-backdrop {
    background-image:
      linear-gradient(90deg, rgba(3, 16, 23, 0.98), rgba(3, 16, 23, 0.82)),
      linear-gradient(0deg, rgba(3, 16, 23, 0.97), rgba(3, 16, 23, 0.12) 70%),
      url("assets/images/ai-visual.jpg");
    background-position: 58% center;
  }

  .hero-description {
    font-size: 0.95rem;
  }

  .hero-actions .button {
    width: 100%;
  }

  .hero-rail {
    grid-template-columns: 1fr;
  }

  .hero-rail-item,
  .hero-rail-item:last-child {
    grid-template-columns: 30px 92px 1fr;
    padding: 15px 0;
    border-right: 0;
  }

  .hero-rail-item small {
    grid-column: auto;
  }

  .hero-location {
    display: none;
  }

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

  .capability-item {
    min-height: auto;
  }

  .icon-frame {
    margin-bottom: 42px;
  }

  .solution-item {
    min-height: 290px;
  }

  .platform-modules {
    grid-template-columns: 1fr;
  }

  .platform-visual {
    width: 100%;
  }

  .visual-canvas {
    min-height: 390px;
  }

  .visual-node-main {
    width: 158px;
    height: 136px;
  }

  .visual-node:not(.visual-node-main) {
    min-width: 96px;
    padding: 10px;
  }

  .visual-node-left {
    left: 14px;
  }

  .visual-node-right {
    right: 14px;
  }

  .delivery-track {
    grid-template-columns: 1fr;
  }

  .delivery-track li,
  .delivery-track li:not(:first-child) {
    min-height: auto;
    padding: 24px 0;
    border-top: 1px solid var(--border-light);
    border-right: 0;
  }

  .delivery-track li:first-child {
    border-top: 0;
  }

  .delivery-track h3 {
    margin-top: 26px;
  }

  .lab-list article {
    min-height: auto;
  }

  .about-facts {
    grid-template-columns: 1fr;
  }

  .contact-layout {
    gap: 54px;
  }

  .contact-copy .button {
    width: 100%;
  }
}

@media (max-width: 430px) {
  .brand-copy small {
    display: none;
  }

  .hero {
    min-height: 980px;
  }

  .hero-rail-item {
    grid-template-columns: 28px 1fr;
  }

  .hero-rail-item small {
    grid-column: 2;
  }

  .visual-header,
  .visual-footer {
    padding-inline: 16px;
  }

  .visual-node-left {
    top: 44%;
  }

  .visual-node-right {
    top: 56%;
  }

  .visual-footer {
    gap: 14px;
  }

  .visual-footer span {
    font-size: 0.58rem;
  }

  .visual-footer strong {
    font-size: 0.7rem;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}