:root {
  --ink: #0b1d38;
  --ink-soft: #586b83;
  --forest: #050b18;
  --forest-2: #07132a;
  --forest-3: #0a2040;
  --lime: #63e6ff;
  --lime-strong: #318cff;
  --cyan: #7de8ff;
  --paper: #f2f6fb;
  --paper-bright: #fbfdff;
  --line: rgba(11, 29, 56, 0.14);
  --line-dark: rgba(255, 255, 255, 0.13);
  --shadow: 0 30px 80px rgba(4, 14, 35, 0.16);
  --container: 1240px;
  --radius-lg: 28px;
  --radius-md: 16px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, "SF Pro Display", "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.menu-open {
  overflow: hidden;
}

::selection {
  background: var(--lime);
  color: var(--forest);
}

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

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

button {
  font: inherit;
}

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

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

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1000;
  padding: 11px 16px;
  background: var(--lime);
  color: var(--forest);
  font-weight: 700;
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

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

.site-header {
  position: fixed;
  top: 0;
  z-index: 100;
  width: 100%;
  color: #fff;
  border-bottom: 1px solid transparent;
  transition: background 260ms ease, border-color 260ms ease, backdrop-filter 260ms ease;
}

.site-header.is-scrolled {
  background: rgba(5, 11, 24, 0.9);
  border-color: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(18px);
}

.nav-wrap {
  min-height: 82px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 28px;
}

.brand {
  justify-self: start;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
}

.brand-mark img {
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 0 16px rgba(49, 140, 255, 0.2));
}

.brand-text {
  display: grid;
  gap: 2px;
  line-height: 1;
}

.brand-text strong {
  font-size: 15px;
  letter-spacing: 0.15em;
}

.brand-text > span {
  opacity: 0.54;
  font-size: 6.5px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(22px, 3vw, 42px);
}

.site-nav a {
  position: relative;
  color: rgba(255, 255, 255, 0.68);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  transition: color 180ms ease;
}

.site-nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -10px;
  left: 0;
  height: 1px;
  background: var(--lime);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 260ms var(--ease);
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: #fff;
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.language-switcher {
  justify-self: end;
  display: inline-flex;
  gap: 2px;
  padding: 3px;
  border: 1px solid rgba(255, 255, 255, 0.17);
  border-radius: 999px;
}

.language-switcher button {
  height: 28px;
  min-width: 34px;
  padding: 0 9px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: rgba(255, 255, 255, 0.57);
  cursor: pointer;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.05em;
  transition: background 180ms ease, color 180ms ease;
}

.language-switcher button:hover {
  color: #fff;
}

.language-switcher button.is-active {
  background: var(--lime);
  color: var(--forest);
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 10px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 1px;
  margin: 4px 0;
  background: #fff;
  transition: transform 220ms ease, opacity 220ms ease;
}

.section-dark {
  color: #fff;
  background: var(--forest);
}

.hero {
  position: relative;
  min-height: 820px;
  overflow: hidden;
  background:
    radial-gradient(circle at 78% 44%, rgba(42, 102, 218, 0.3), transparent 35%),
    linear-gradient(115deg, #050b18 0%, #08152c 55%, #050b18 100%);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  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: 80px 80px;
  mask-image: linear-gradient(to right, #000, transparent 78%);
}

.hero::after {
  content: "BLUE FOX";
  position: absolute;
  right: -0.045em;
  bottom: -0.12em;
  color: rgba(255, 255, 255, 0.022);
  font-size: clamp(130px, 17vw, 260px);
  font-weight: 900;
  line-height: 0.9;
  letter-spacing: -0.08em;
  white-space: nowrap;
}

.hero-grid {
  position: relative;
  z-index: 2;
  min-height: 820px;
  padding-top: 150px;
  padding-bottom: 86px;
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(460px, 1.12fr);
  align-items: center;
  gap: clamp(40px, 6vw, 90px);
}

.hero-copy {
  position: relative;
  z-index: 3;
}

.eyebrow,
.kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #71839b;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.eyebrow {
  margin-bottom: 27px;
  color: rgba(255, 255, 255, 0.56);
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 5px rgba(99, 230, 255, 0.08), 0 0 18px rgba(49, 140, 255, 0.58);
}

.hero h1 {
  max-width: 700px;
  margin: 0;
  color: #fff;
  font-size: clamp(58px, 6.25vw, 94px);
  font-weight: 650;
  line-height: 0.98;
  letter-spacing: -0.065em;
}

.hero h1 em,
.technology h2 em {
  color: var(--lime);
  font-style: normal;
}

.hero-copy > p {
  max-width: 590px;
  margin: 29px 0 0;
  color: rgba(255, 255, 255, 0.6);
  font-size: 17px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 36px;
}

.button {
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 750;
  letter-spacing: 0.03em;
  transition: transform 220ms var(--ease), background 220ms ease, border-color 220ms ease;
}

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

.button-primary {
  background: var(--lime);
  color: var(--forest);
}

.button-primary:hover {
  background: #8eeeff;
}

.button-quiet {
  color: rgba(255, 255, 255, 0.76);
  border-color: rgba(255, 255, 255, 0.14);
}

.button-quiet:hover,
.button-outline:hover {
  border-color: rgba(99, 230, 255, 0.75);
  color: #fff;
}

.hero-proof {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  max-width: 650px;
  margin-top: 66px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.hero-proof div {
  display: grid;
  gap: 7px;
}

.hero-proof strong {
  color: rgba(255, 255, 255, 0.88);
  font-size: 12px;
  font-weight: 700;
}

.hero-proof span {
  color: rgba(255, 255, 255, 0.39);
  font-size: 10px;
  line-height: 1.5;
}

.hero-visual {
  position: relative;
  min-width: 0;
}

.hero-visual::before {
  content: "";
  position: absolute;
  z-index: 2;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(90deg, var(--forest), transparent 21%, transparent 84%, var(--forest));
}

.hero-visual::after {
  content: "";
  position: absolute;
  z-index: 2;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(0deg, var(--forest), transparent 18%, transparent 86%, var(--forest));
}

.hero-visual picture {
  display: block;
}

.hero-visual img {
  width: 110%;
  max-width: none;
  margin-left: -5%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  filter: saturate(0.88) contrast(1.04);
}

.visual-glow {
  position: absolute;
  z-index: 1;
  right: 7%;
  bottom: 10%;
  width: 60%;
  height: 40%;
  border-radius: 50%;
  background: rgba(80, 171, 255, 0.2);
  filter: blur(60px);
}

.telemetry-card {
  position: absolute;
  z-index: 3;
  width: 150px;
  padding: 15px 16px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(6, 17, 39, 0.76);
  box-shadow: 0 24px 55px rgba(0, 6, 20, 0.3);
  backdrop-filter: blur(14px);
}

.telemetry-card span {
  display: block;
  margin-bottom: 8px;
  color: rgba(255, 255, 255, 0.4);
  font-size: 7px;
  font-weight: 800;
  letter-spacing: 0.2em;
}

.telemetry-card strong {
  color: #fff;
  font-size: 24px;
  letter-spacing: -0.04em;
}

.telemetry-card small {
  margin-left: 2px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 8px;
  letter-spacing: 0;
}

.telemetry-card-top {
  top: 15%;
  left: 3%;
}

.telemetry-card-top > i {
  display: block;
  height: 22px;
  margin-top: 9px;
  background: linear-gradient(135deg, transparent 0 12%, var(--lime) 13% 15%, transparent 16% 30%, var(--lime) 31% 33%, transparent 34% 46%, var(--lime) 47% 49%, transparent 50% 63%, var(--lime) 64% 66%, transparent 67%);
  opacity: 0.75;
}

.telemetry-card-bottom {
  right: 4%;
  bottom: 13%;
  width: 164px;
}

.telemetry-card-bottom strong {
  color: var(--lime);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.telemetry-card-bottom b {
  display: flex;
  gap: 3px;
  margin-top: 12px;
}

.telemetry-card-bottom i {
  width: 25%;
  height: 3px;
  background: var(--lime);
}

.hero-index {
  position: absolute;
  z-index: 3;
  right: 28px;
  bottom: 25px;
  color: rgba(255, 255, 255, 0.36);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.2em;
  writing-mode: vertical-rl;
}

.trust-strip {
  background: var(--lime);
  color: var(--forest);
  overflow: hidden;
}

.trust-track {
  min-height: 62px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}

.trust-track span {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.trust-track i {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--forest);
  opacity: 0.28;
}

.section {
  padding: 130px 0;
}

.section-heading {
  display: grid;
  grid-template-columns: 0.75fr 1.55fr 0.95fr;
  gap: 42px;
  align-items: end;
  margin-bottom: 66px;
}

.section-heading > div:first-child {
  display: flex;
  align-items: center;
  gap: 18px;
  align-self: start;
  padding-top: 11px;
}

.section-number {
  color: var(--lime-strong);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.16em;
}

.section-heading h2,
.about-copy h2,
.contact h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(40px, 4vw, 62px);
  font-weight: 590;
  line-height: 1.1;
  letter-spacing: -0.055em;
}

.section-heading > p {
  margin: 0 0 5px;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.85;
}

.product-grid {
  display: grid;
  grid-template-columns: 1.7fr 0.82fr;
  gap: 22px;
}

.product-card {
  position: relative;
  overflow: hidden;
  min-height: 620px;
  border: 1px solid var(--line);
  background: var(--paper-bright);
}

.product-card-featured {
  display: grid;
  grid-template-columns: 0.93fr 1.07fr;
  padding: 52px 0 0 52px;
  background: #dffaf1;
}

.product-card-featured::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 58%;
  height: 100%;
  background: linear-gradient(135deg, transparent, rgba(102, 242, 194, 0.2));
}

.product-card-copy {
  position: relative;
  z-index: 2;
  padding-bottom: 45px;
}

.product-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  margin-bottom: 50px;
  color: #7789a2;
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 0.18em;
}

.product-card-featured .product-meta {
  padding-right: 35px;
}

.availability {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  letter-spacing: 0.06em;
}

.availability::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lime-strong);
}

.product-card h3 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(35px, 3.4vw, 50px);
  font-weight: 650;
  letter-spacing: -0.055em;
}

.product-name {
  display: flex;
  align-items: center;
  gap: 16px;
}

.product-name img {
  width: 54px;
  height: 54px;
  color: #24795f;
}

.product-card-copy > p,
.product-card-hardware > p {
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.8;
}

.product-card-copy > p {
  max-width: 440px;
  margin: 21px 0 26px;
}

.product-card ul {
  display: grid;
  gap: 12px;
  margin: 0 0 38px;
  padding: 0;
  list-style: none;
}

.product-card li {
  position: relative;
  padding-left: 21px;
  color: #304966;
  font-size: 12px;
}

.product-card li::before {
  content: "";
  position: absolute;
  top: 5px;
  left: 0;
  width: 7px;
  height: 4px;
  border-bottom: 1.5px solid #318cff;
  border-left: 1.5px solid #318cff;
  transform: rotate(-45deg);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 5px;
  border-bottom: 1px solid rgba(11, 29, 56, 0.35);
  color: var(--ink);
  font-size: 12px;
  font-weight: 800;
}

.text-link span:last-child {
  transition: transform 180ms ease;
}

.text-link:hover span:last-child {
  transform: translate(3px, -3px);
}

.product-ui {
  position: relative;
  z-index: 2;
  align-self: end;
  height: 550px;
  overflow: hidden;
}

.app-shell {
  position: absolute;
  top: 45px;
  left: 9%;
  width: min(390px, 88%);
  min-height: 580px;
  padding: 28px;
  border: 8px solid #0b1b35;
  border-bottom: 0;
  border-radius: 30px 30px 0 0;
  background:
    radial-gradient(circle at 72% 23%, rgba(49, 140, 255, 0.24), transparent 30%),
    #07152c;
  box-shadow: 0 30px 60px rgba(4, 19, 48, 0.3);
  transform: perspective(900px) rotateY(-7deg) rotateX(2deg);
}

.app-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: rgba(255, 255, 255, 0.78);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.app-topbar i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 12px rgba(99, 230, 255, 0.72);
}

.app-stat {
  margin-top: 42px;
  padding-bottom: 27px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.app-stat > span,
.app-grid span {
  display: block;
  color: rgba(255, 255, 255, 0.35);
  font-size: 7px;
  font-weight: 800;
  letter-spacing: 0.17em;
}

.app-stat > strong {
  display: block;
  margin-top: 8px;
  color: #fff;
  font-size: 46px;
  font-weight: 500;
  letter-spacing: -0.06em;
}

.app-stat small {
  color: var(--lime);
  font-size: 9px;
  letter-spacing: 0.05em;
}

.app-chart {
  height: 85px;
  display: flex;
  align-items: end;
  gap: 7px;
  margin-top: 28px;
}

.app-chart b {
  width: 7px;
  height: var(--h);
  background: linear-gradient(to top, rgba(49, 140, 255, 0.14), var(--lime));
}

.app-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  margin-top: 30px;
  background: rgba(255, 255, 255, 0.09);
}

.app-grid div {
  padding: 18px 15px;
  background: #07152c;
}

.app-grid strong {
  display: block;
  margin-top: 8px;
  color: #fff;
  font-size: 20px;
  font-weight: 550;
}

.product-card-hardware {
  padding: 52px;
  background:
    radial-gradient(circle at 50% 40%, rgba(49, 140, 255, 0.14), transparent 28%),
    var(--paper-bright);
}

.connector-visual {
  position: relative;
  height: 265px;
  display: grid;
  place-items: center;
  margin: 6px 0 33px;
  perspective: 800px;
}

.connector-shadow {
  position: absolute;
  bottom: 24px;
  width: 68%;
  height: 20px;
  border-radius: 50%;
  background: rgba(5, 20, 48, 0.28);
  filter: blur(12px);
}

.connector-body {
  position: relative;
  width: 180px;
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 23px 23px 15px 15px;
  background:
    linear-gradient(150deg, rgba(255, 255, 255, 0.11), transparent 32%),
    #0b1a34;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.05), 18px 24px 28px rgba(5, 20, 48, 0.24);
  transform: rotateX(10deg) rotateY(-18deg) rotateZ(5deg);
}

.connector-body::before,
.connector-body::after {
  content: "";
  position: absolute;
  top: 18px;
  width: 18px;
  height: 100px;
  background: #10284a;
}

.connector-body::before {
  left: -13px;
  transform: skewY(-22deg);
}

.connector-body::after {
  right: -13px;
  transform: skewY(22deg);
}

.connector-label {
  display: grid;
  justify-items: center;
  gap: 5px;
  color: #fff;
}

.connector-label span {
  color: var(--lime);
  font-size: 7px;
  font-weight: 800;
  letter-spacing: 0.17em;
}

.connector-label b {
  font-size: 26px;
  letter-spacing: -0.06em;
}

.connector-port {
  position: absolute;
  top: -32px;
  left: 50%;
  width: 116px;
  height: 48px;
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 4px;
  padding: 10px 11px;
  border-radius: 8px 8px 3px 3px;
  background: #173459;
  transform: translateX(-50%) perspective(160px) rotateX(-22deg);
}

.connector-port i {
  width: 5px;
  height: 8px;
  border-radius: 1px;
  background: #b89c5b;
}

.product-card-hardware h3 {
  font-size: 32px;
}

.product-card-hardware > p {
  margin: 18px 0 28px;
}

.hardware-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.hardware-tags span {
  padding: 8px 10px;
  border: 1px solid var(--line);
  color: #6b7f9a;
  font-size: 7px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.technology {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 5% 70%, rgba(49, 112, 225, 0.2), transparent 34%),
    var(--forest);
}

.technology::after {
  content: "";
  position: absolute;
  top: -200px;
  left: 37%;
  width: 1px;
  height: 900px;
  background: linear-gradient(transparent, rgba(99, 230, 255, 0.28), transparent);
  transform: rotate(31deg);
}

.technology-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: clamp(70px, 10vw, 150px);
}

.section-heading-light {
  display: block;
  margin-bottom: 0;
  align-self: start;
  position: sticky;
  top: 125px;
}

.section-heading-light > div:first-child {
  margin-bottom: 34px;
}

.section-heading-light h2 {
  color: #fff;
}

.section-heading-light > p {
  max-width: 500px;
  margin: 27px 0 35px;
  color: rgba(255, 255, 255, 0.48);
}

.button-outline {
  color: rgba(255, 255, 255, 0.75);
  border-color: rgba(255, 255, 255, 0.18);
}

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

.technology-item {
  min-height: 178px;
  display: grid;
  grid-template-columns: 42px 1fr auto;
  gap: 24px;
  align-items: center;
  border-bottom: 1px solid var(--line-dark);
}

.tech-index {
  color: var(--lime);
  font-size: 9px;
  font-weight: 800;
  align-self: start;
  padding-top: 47px;
}

.technology-item h3 {
  margin: 0 0 12px;
  color: #f3f7ff;
  font-size: 21px;
  font-weight: 570;
  letter-spacing: -0.025em;
}

.technology-item p {
  max-width: 470px;
  margin: 0;
  color: rgba(255, 255, 255, 0.42);
  font-size: 13px;
  line-height: 1.7;
}

.tech-symbol {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(99, 230, 255, 0.28);
  border-radius: 50%;
  color: var(--lime);
  font-size: 21px;
}

.about {
  background: var(--paper-bright);
}

.about-grid {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: clamp(70px, 11vw, 160px);
}

.about-statement {
  min-height: 550px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 52px;
  background:
    linear-gradient(rgba(5, 13, 32, 0.38), rgba(5, 13, 32, 0.84)),
    url("assets/obd-hero.webp") center / cover;
  color: #fff;
}

.about-statement .section-number {
  color: var(--lime);
}

.about-statement blockquote {
  max-width: 480px;
  margin: 0;
  font-size: clamp(34px, 4vw, 53px);
  font-weight: 500;
  line-height: 1.24;
  letter-spacing: -0.05em;
}

.about-copy {
  align-self: center;
}

.about-copy h2 {
  margin: 24px 0 33px;
}

.about-copy > p {
  margin: 0 0 17px;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.9;
}

.company-facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin: 49px 0 0;
  padding-top: 27px;
  border-top: 1px solid var(--line);
}

.company-facts div {
  padding-right: 18px;
}

.company-facts div + div {
  padding-left: 18px;
  border-left: 1px solid var(--line);
}

.company-facts dt {
  color: #7b8da7;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.company-facts dd {
  margin: 9px 0 0;
  font-size: 12px;
  font-weight: 700;
}

.contact {
  padding: 26px 0 0;
  background: var(--paper-bright);
}

.contact-panel {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 80px;
  padding: clamp(52px, 7vw, 96px);
  background:
    radial-gradient(circle at 15% 100%, rgba(49, 120, 238, 0.2), transparent 34%),
    var(--forest);
  color: #fff;
}

.contact-intro > .section-number,
.contact-intro > .kicker {
  margin-right: 15px;
}

.contact h2 {
  margin-top: 31px;
  color: #fff;
}

.contact-intro > p {
  margin: 24px 0 33px;
  color: rgba(255, 255, 255, 0.48);
  font-size: 14px;
}

.contact-details {
  margin: 0;
  align-self: center;
  font-style: normal;
  border-top: 1px solid var(--line-dark);
}

.contact-row {
  display: grid;
  grid-template-columns: 105px 1fr;
  gap: 25px;
  padding: 27px 0;
  border-bottom: 1px solid var(--line-dark);
}

.contact-label {
  color: rgba(255, 255, 255, 0.32);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.contact-row a,
.contact-row p {
  margin: 0;
  color: rgba(255, 255, 255, 0.87);
  font-size: 14px;
  line-height: 1.7;
}

.contact-row a {
  transition: color 180ms ease;
}

.contact-row a:hover {
  color: var(--lime);
}

.site-footer {
  padding: 76px 0 24px;
  background: var(--forest);
  color: #fff;
}

.footer-main {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  align-items: center;
  gap: 30px;
  padding-bottom: 65px;
}

.brand-footer {
  color: #fff;
}

.footer-main > p {
  justify-self: center;
  margin: 0;
  color: rgba(255, 255, 255, 0.42);
  font-size: 12px;
}

.back-to-top {
  justify-self: end;
  display: inline-flex;
  gap: 11px;
  color: rgba(255, 255, 255, 0.58);
  font-size: 11px;
  font-weight: 700;
}

.back-to-top span:last-child {
  color: var(--lime);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-top: 23px;
  border-top: 1px solid rgba(255, 255, 255, 0.09);
  color: rgba(255, 255, 255, 0.28);
  font-size: 9px;
  letter-spacing: 0.04em;
}

.footer-bottom p {
  margin: 0;
}

.reveal {
  opacity: 1;
  transform: none;
}

.reveal-enabled .reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 700ms var(--ease), transform 700ms var(--ease);
}

.reveal-enabled .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

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

@media (max-width: 1080px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(390px, 0.9fr);
    gap: 20px;
  }

  .hero h1 {
    font-size: clamp(54px, 7vw, 76px);
  }

  .hero-proof {
    gap: 14px;
  }

  .section-heading {
    grid-template-columns: 0.55fr 1.4fr 0.8fr;
  }

  .product-grid {
    grid-template-columns: 1fr;
  }

  .product-card-hardware {
    min-height: 460px;
    display: grid;
    grid-template-columns: 0.85fr 1.15fr;
    grid-template-rows: auto 1fr auto;
    column-gap: 60px;
  }

  .product-card-hardware .product-meta {
    grid-column: 1 / -1;
  }

  .connector-visual {
    grid-column: 1;
    grid-row: 2 / 4;
    margin: 0;
  }

  .product-card-hardware h3,
  .product-card-hardware > p,
  .hardware-tags {
    grid-column: 2;
  }

  .product-card-hardware > p {
    margin: 13px 0 22px;
  }
}

@media (max-width: 820px) {
  .container {
    width: min(calc(100% - 32px), var(--container));
  }

  .nav-wrap {
    min-height: 70px;
    grid-template-columns: 1fr auto auto;
    gap: 12px;
  }

  .menu-toggle {
    display: block;
    grid-column: 3;
  }

  .language-switcher {
    grid-column: 2;
    grid-row: 1;
  }

  .site-nav {
    position: fixed;
    inset: 70px 0 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 38px 24px;
    background: rgba(5, 11, 24, 0.98);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-14px);
    transition: opacity 220ms ease, visibility 220ms ease, transform 220ms ease;
  }

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

  .site-nav a {
    width: 100%;
    padding: 20px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    color: #fff;
    font-size: 21px;
  }

  .site-nav a::after {
    display: none;
  }

  .menu-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(5px) rotate(45deg);
  }

  .menu-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
  }

  .menu-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-5px) rotate(-45deg);
  }

  .hero,
  .hero-grid {
    min-height: auto;
  }

  .hero-grid {
    padding-top: 135px;
    padding-bottom: 70px;
    grid-template-columns: 1fr;
  }

  .hero-copy {
    max-width: 680px;
  }

  .hero-visual {
    width: min(680px, 100%);
    margin: 15px auto 0;
  }

  .hero-visual img {
    width: 100%;
    margin: 0;
  }

  .trust-track {
    justify-content: flex-start;
    width: max-content;
    min-height: 52px;
    padding: 0 24px;
    animation: ticker 20s linear infinite;
  }

  @keyframes ticker {
    to { transform: translateX(-25%); }
  }

  .section {
    padding: 95px 0;
  }

  .section-heading {
    grid-template-columns: 1fr;
    gap: 21px;
    margin-bottom: 45px;
  }

  .section-heading > div:first-child {
    padding-top: 0;
  }

  .section-heading > p {
    max-width: 570px;
  }

  .technology-grid,
  .about-grid,
  .contact-panel {
    grid-template-columns: 1fr;
  }

  .section-heading-light {
    position: static;
    margin-bottom: 60px;
  }

  .about-grid {
    gap: 55px;
  }

  .about-statement {
    min-height: 480px;
  }

  .contact-panel {
    gap: 50px;
  }
}

@media (max-width: 600px) {
  .container {
    width: min(calc(100% - 28px), var(--container));
  }

  .brand-text strong {
    font-size: 13px;
  }

  .brand-text > span {
    display: none;
  }

  .language-switcher button {
    min-width: 28px;
    padding: 0 7px;
  }

  .hero-grid {
    padding-top: 119px;
    padding-bottom: 52px;
  }

  .hero h1 {
    font-size: clamp(48px, 15vw, 67px);
  }

  .hero-copy > p {
    margin-top: 23px;
    font-size: 15px;
  }

  .hero-actions {
    gap: 10px;
    margin-top: 28px;
  }

  .button {
    gap: 20px;
  }

  .hero-proof {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: 45px;
  }

  .hero-proof div {
    grid-template-columns: 112px 1fr;
    align-items: center;
  }

  .hero-proof strong,
  .hero-proof span {
    font-size: 10px;
  }

  .hero-visual {
    margin-top: 5px;
  }

  .telemetry-card {
    transform: scale(0.78);
  }

  .telemetry-card-top {
    top: 4%;
    left: -6%;
  }

  .telemetry-card-bottom {
    right: -7%;
    bottom: 5%;
  }

  .section-heading h2,
  .about-copy h2,
  .contact h2 {
    font-size: clamp(38px, 12vw, 52px);
  }

  .product-card {
    min-height: auto;
  }

  .product-card-featured {
    display: block;
    padding: 32px 28px 0;
  }

  .product-card-featured .product-meta {
    padding-right: 0;
  }

  .product-meta {
    margin-bottom: 35px;
  }

  .product-ui {
    height: 460px;
    margin: 10px -28px 0;
  }

  .app-shell {
    left: 50%;
    width: 330px;
    transform: translateX(-50%) perspective(900px) rotateY(-4deg);
  }

  .product-card-hardware {
    display: block;
    padding: 32px 28px;
  }

  .connector-visual {
    height: 245px;
    margin-bottom: 23px;
  }

  .technology-item {
    min-height: 190px;
    grid-template-columns: 27px 1fr;
    gap: 14px;
  }

  .tech-symbol {
    display: none;
  }

  .about-statement {
    min-height: 420px;
    padding: 30px;
  }

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

  .company-facts div {
    padding: 16px 0;
  }

  .company-facts div + div {
    padding-left: 0;
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .contact {
    padding-top: 0;
  }

  .contact > .container {
    width: 100%;
  }

  .contact-panel {
    padding: 65px 28px;
  }

  .contact-row {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .site-footer {
    padding-top: 58px;
  }

  .footer-main {
    grid-template-columns: 1fr;
    justify-items: start;
    padding-bottom: 45px;
  }

  .footer-main > p,
  .back-to-top {
    justify-self: start;
  }

  .footer-bottom {
    flex-direction: column;
  }
}

@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;
  }
}