:root {
  --ink: #07111f;
  --ink-soft: #0b1829;
  --ink-card: #0e1d30;
  --paper: #f1f5f8;
  --muted: #9aaabd;
  --muted-dark: #526274;
  --line: rgba(178, 201, 223, 0.15);
  --line-light: rgba(255, 255, 255, 0.1);
  --blue: #4d9dff;
  --blue-bright: #8cc6ff;
  --orange: #ff8855;
  --green: #44d7ab;
  --violet: #9d8cff;
  --max-width: 1240px;
  --radius-lg: 28px;
  --radius-md: 18px;
  --shadow: 0 32px 80px rgba(0, 0, 0, 0.25);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: "Segoe UI", "Aptos", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

body.nav-open {
  overflow: hidden;
}

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

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

svg {
  display: block;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: -100px;
  left: 24px;
  padding: 10px 16px;
  border-radius: 0 0 8px 8px;
  background: var(--paper);
  color: var(--ink);
  font-weight: 700;
  transition: top 180ms ease;
}

.skip-link:focus {
  top: 0;
}

.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;
}

.section-shell,
.nav-shell {
  width: min(calc(100% - 48px), var(--max-width));
  margin: 0 auto;
}

.section-space {
  padding: 128px 0;
}

.site-header {
  position: fixed;
  z-index: 100;
  top: 0;
  right: 0;
  left: 0;
  border-bottom: 1px solid transparent;
  background: rgba(7, 17, 31, 0);
  transition:
    background 220ms ease,
    border-color 220ms ease,
    backdrop-filter 220ms ease;
}

.site-header.is-scrolled {
  border-color: var(--line);
  background: rgba(7, 17, 31, 0.82);
  backdrop-filter: blur(20px);
}

.nav-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 82px;
}

.brand {
  display: inline-flex;
  align-items: center;
  min-width: 0;
}

.brand-logo {
  display: block;
  width: 198px;
  height: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 34px;
}

.site-nav a {
  color: #b5c3d2;
  font-size: 14px;
  font-weight: 600;
  transition: color 160ms ease;
}

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

.site-nav .nav-cta {
  padding: 10px 17px 11px;
  border: 1px solid rgba(140, 198, 255, 0.42);
  border-radius: 999px;
  color: #fff;
}

.site-nav .nav-cta:hover,
.site-nav .nav-cta:focus-visible {
  border-color: var(--blue-bright);
  background: rgba(77, 157, 255, 0.1);
}

.nav-toggle {
  display: none;
}

.hero {
  position: relative;
  min-height: 850px;
  padding: 178px 0 120px;
  overflow: hidden;
}

.hero::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 140px;
  background: linear-gradient(to bottom, transparent, var(--ink));
  content: "";
  pointer-events: none;
}

.hero-grid,
.contact-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(141, 179, 214, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(141, 179, 214, 0.055) 1px, transparent 1px);
  background-size: 68px 68px;
  mask-image: linear-gradient(to bottom, black, transparent 85%);
  pointer-events: none;
}

.orb {
  position: absolute;
  border-radius: 50%;
  opacity: 0.26;
  filter: blur(2px);
  pointer-events: none;
}

.orb-one {
  top: -280px;
  right: -120px;
  width: 750px;
  height: 750px;
  background: radial-gradient(circle, rgba(56, 143, 255, 0.36), rgba(7, 17, 31, 0) 67%);
}

.orb-two {
  bottom: -240px;
  left: 12%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255, 117, 75, 0.18), rgba(7, 17, 31, 0) 70%);
}

.hero-layout {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(430px, 0.97fr);
  gap: 84px;
  align-items: center;
}

.eyebrow,
.section-kicker {
  color: var(--blue-bright);
  font-size: 12px;
  font-weight: 750;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 12px;
  border: 1px solid rgba(140, 198, 255, 0.18);
  border-radius: 999px;
  background: rgba(77, 157, 255, 0.06);
}

.status-dot {
  position: relative;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(68, 215, 171, 0.08);
}

.hero h1 {
  max-width: 700px;
  margin: 28px 0 24px;
  font-size: clamp(54px, 6vw, 88px);
  font-weight: 650;
  letter-spacing: -0.068em;
  line-height: 0.99;
}

.gradient-text {
  display: block;
  background: linear-gradient(110deg, var(--blue-bright) 5%, #fff 48%, #ffb390 95%);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
}

.hero-lead {
  max-width: 620px;
  margin: 0;
  color: #9fadc0;
  font-size: 19px;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 52px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 750;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    background 180ms ease,
    border-color 180ms ease;
}

.button svg,
.text-link svg {
  width: 18px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
  transition: transform 180ms ease;
}

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

.button:hover svg,
.button:focus-visible svg,
.text-link:hover svg,
.text-link:focus-visible svg {
  transform: translateX(3px);
}

.button-primary {
  background: var(--blue);
  box-shadow: 0 16px 38px rgba(55, 137, 242, 0.2);
  color: #fff;
}

.button-primary:hover,
.button-primary:focus-visible {
  background: #62a9ff;
  box-shadow: 0 20px 44px rgba(55, 137, 242, 0.28);
}

.button-ghost {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.015);
  color: #c2cfdb;
}

.button-ghost:hover,
.button-ghost:focus-visible {
  border-color: rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.04);
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 42px;
  color: #6f8194;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.hero-tags span {
  position: relative;
}

.hero-tags span:not(:last-child)::after {
  position: absolute;
  top: 50%;
  right: -10px;
  width: 2px;
  height: 2px;
  border-radius: 50%;
  background: #66809a;
  content: "";
}

.hero-visual {
  position: relative;
}

.hero-visual::before {
  position: absolute;
  z-index: -1;
  inset: 8% -10% -10% 12%;
  border-radius: 50%;
  background: rgba(43, 131, 231, 0.13);
  content: "";
  filter: blur(90px);
}

.visual-frame {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(154, 196, 232, 0.19);
  border-radius: 22px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.035), transparent 35%),
    rgba(8, 22, 38, 0.86);
  box-shadow:
    0 40px 100px rgba(0, 0, 0, 0.32),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
  transform: perspective(1200px) rotateY(-3deg) rotateX(1deg);
}

.frame-header,
.frame-footer {
  display: flex;
  align-items: center;
  min-height: 49px;
  border-color: var(--line);
  color: #6e8297;
  font-family: Consolas, "Courier New", monospace;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.frame-header {
  gap: 16px;
  padding: 0 16px;
  border-bottom: 1px solid var(--line);
}

.frame-dots {
  display: flex;
  gap: 5px;
}

.frame-dots span {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #516579;
}

.frame-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
  color: #78bca8;
}

.frame-status i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 12px var(--green);
}

.system-map {
  position: relative;
  min-height: 480px;
  background-image:
    radial-gradient(circle at center, rgba(77, 157, 255, 0.08), transparent 45%),
    linear-gradient(rgba(141, 179, 214, 0.038) 1px, transparent 1px),
    linear-gradient(90deg, rgba(141, 179, 214, 0.038) 1px, transparent 1px);
  background-size:
    100% 100%,
    35px 35px,
    35px 35px;
}

.map-lines {
  position: absolute;
  inset: 0;
}

.map-lines svg {
  width: 100%;
  height: 100%;
  fill: none;
  stroke: rgba(96, 168, 246, 0.26);
  stroke-dasharray: 4 7;
  stroke-width: 1.1;
}

.system-node {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 105px;
  padding: 8px 11px;
  border: 1px solid rgba(145, 188, 225, 0.18);
  border-radius: 10px;
  background: rgba(13, 31, 51, 0.92);
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.18);
  color: #b9c8d6;
  font-family: Consolas, "Courier New", monospace;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.system-node::before {
  position: absolute;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 12px var(--blue);
  content: "";
}

.node-icon {
  display: grid;
  width: 28px;
  height: 28px;
  border: 1px solid rgba(140, 198, 255, 0.16);
  border-radius: 7px;
  background: rgba(77, 157, 255, 0.08);
  place-items: center;
}

.node-icon svg {
  width: 14px;
  fill: none;
  stroke: var(--blue-bright);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.35;
}

.node-core {
  top: 50%;
  left: 50%;
  flex-direction: column;
  min-width: 132px;
  padding: 18px 12px;
  border-color: rgba(140, 198, 255, 0.35);
  background: linear-gradient(145deg, rgba(29, 75, 119, 0.95), rgba(14, 34, 56, 0.96));
  text-align: center;
  transform: translate(-50%, -50%);
}

.node-core::before {
  top: 10px;
  right: 10px;
}

.node-core small {
  color: #7188a0;
  font-size: 7px;
}

.core-icon {
  width: 39px;
  height: 39px;
  border-radius: 50%;
}

.core-icon svg {
  width: 18px;
}

.node-game {
  top: 15%;
  left: 7%;
}

.node-game::before,
.node-gis::before {
  right: -3px;
  background: var(--orange);
  box-shadow: 0 0 12px var(--orange);
}

.node-gis {
  bottom: 14%;
  left: 7%;
}

.node-ai {
  top: 15%;
  right: 7%;
}

.node-ai::before,
.node-apps::before {
  left: -3px;
  background: var(--green);
  box-shadow: 0 0 12px var(--green);
}

.node-apps {
  right: 7%;
  bottom: 14%;
}

.frame-footer {
  justify-content: space-between;
  padding: 0 18px;
  border-top: 1px solid var(--line);
}

.frame-footer span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.signal {
  width: 4px;
  height: 4px;
  border-radius: 50%;
}

.signal-blue {
  background: var(--blue);
  box-shadow: 0 0 8px var(--blue);
}

.signal-orange {
  background: var(--orange);
  box-shadow: 0 0 8px var(--orange);
}

.intro-section {
  position: relative;
  padding: 95px 0 120px;
}

.intro-section::before {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(140, 198, 255, 0.25), transparent);
  content: "";
}

.intro-grid {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 70px;
}

.intro-statement {
  max-width: 850px;
  margin: 0 0 28px;
  color: #f3f7fa;
  font-size: clamp(30px, 3.3vw, 48px);
  font-weight: 540;
  letter-spacing: -0.045em;
  line-height: 1.15;
}

.intro-detail {
  max-width: 660px;
  margin: 0;
  color: var(--muted);
  font-size: 17px;
}

.capabilities {
  background: #eef3f6;
  color: var(--ink);
}

.section-heading {
  display: grid;
  grid-template-columns: 1.4fr 0.6fr;
  gap: 60px;
  align-items: end;
  margin-bottom: 64px;
}

.section-heading h2,
.principles-copy h2,
.contact-card h2 {
  margin: 14px 0 0;
  font-size: clamp(42px, 5vw, 68px);
  font-weight: 600;
  letter-spacing: -0.06em;
  line-height: 1.04;
}

.section-heading p {
  max-width: 410px;
  margin: 0 0 7px;
  color: var(--muted-dark);
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.capability-card {
  position: relative;
  min-height: 590px;
  padding: 32px;
  overflow: hidden;
  border: 1px solid rgba(7, 17, 31, 0.08);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: 0 12px 28px rgba(22, 43, 63, 0.035);
  transition:
    transform 230ms ease,
    box-shadow 230ms ease,
    border-color 230ms ease;
}

.capability-card:hover {
  border-color: rgba(64, 137, 219, 0.22);
  box-shadow: 0 25px 50px rgba(22, 43, 63, 0.08);
  transform: translateY(-4px);
}

.card-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-number {
  color: #8291a0;
  font-family: Consolas, "Courier New", monospace;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.card-topline > svg {
  width: 24px;
  fill: none;
  stroke: #52708e;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.4;
}

.card-visual {
  position: relative;
  height: 250px;
  margin: 26px 0 32px;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: #091725;
}

.capability-card h3 {
  margin: 0 0 9px;
  font-size: 28px;
  font-weight: 650;
  letter-spacing: -0.035em;
}

.capability-card p {
  max-width: 480px;
  margin: 0;
  color: #687888;
}

.capability-card ul {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 23px 0 0;
  padding: 0;
  list-style: none;
}

.capability-card li {
  padding: 6px 10px;
  border: 1px solid #e2e8ed;
  border-radius: 999px;
  color: #6d7c89;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.game-visual {
  background:
    linear-gradient(rgba(62, 133, 206, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(62, 133, 206, 0.08) 1px, transparent 1px),
    radial-gradient(circle at 67% 30%, rgba(86, 163, 249, 0.24), transparent 30%),
    #091725;
  background-size:
    24px 24px,
    24px 24px,
    100% 100%,
    100% 100%;
}

.game-visual::before {
  position: absolute;
  top: 38px;
  left: 30px;
  width: 76px;
  height: 7px;
  background: repeating-linear-gradient(90deg, var(--orange) 0 10px, transparent 10px 14px);
  content: "";
}

.game-visual::after {
  position: absolute;
  right: 50px;
  bottom: 46px;
  width: 66px;
  height: 66px;
  border: 1px solid rgba(140, 198, 255, 0.26);
  content: "";
  transform: rotate(45deg);
}

.pixel {
  position: absolute;
  width: 16px;
  height: 16px;
  background: var(--blue);
  box-shadow: 0 0 20px rgba(77, 157, 255, 0.5);
}

.pixel-a {
  top: 88px;
  left: 37%;
}

.pixel-b {
  top: 130px;
  left: 44%;
  width: 11px;
  height: 11px;
  background: var(--orange);
  box-shadow: 0 0 20px rgba(255, 136, 85, 0.5);
}

.pixel-c {
  right: 22%;
  bottom: 52px;
  width: 8px;
  height: 8px;
  background: var(--green);
}

.level-line {
  position: absolute;
  right: 0;
  bottom: 34px;
  left: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(140, 198, 255, 0.35), transparent);
}

.game-score,
.map-readout {
  position: absolute;
  bottom: 18px;
  left: 22px;
  color: #6e8da9;
  font-family: Consolas, "Courier New", monospace;
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.gis-visual {
  background:
    linear-gradient(37deg, rgba(77, 157, 255, 0.06) 25%, transparent 25% 75%, rgba(77, 157, 255, 0.06) 75%),
    linear-gradient(-37deg, rgba(77, 157, 255, 0.04) 25%, transparent 25% 75%, rgba(77, 157, 255, 0.04) 75%),
    #0a1928;
  background-size: 70px 55px;
}

.map-road {
  position: absolute;
  height: 1px;
  background: rgba(114, 183, 246, 0.34);
  transform-origin: left;
}

.road-one {
  top: 60px;
  left: -10px;
  width: 440px;
  transform: rotate(25deg);
}

.road-two {
  top: 210px;
  left: 40px;
  width: 500px;
  transform: rotate(-30deg);
}

.road-three {
  top: -20px;
  left: 65%;
  width: 330px;
  transform: rotate(75deg);
}

.map-pin {
  position: absolute;
  top: 50%;
  left: 58%;
  display: grid;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(68, 215, 171, 0.48);
  border-radius: 50%;
  box-shadow: 0 0 0 12px rgba(68, 215, 171, 0.05);
  place-items: center;
  transform: translate(-50%, -50%);
}

.map-pin span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 18px var(--green);
}

.ai-visual {
  background:
    radial-gradient(circle at center, rgba(157, 140, 255, 0.18), transparent 52%),
    #0a1726;
}

.ai-ring,
.ai-core {
  position: absolute;
  top: 50%;
  left: 50%;
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.ai-ring {
  border: 1px dashed rgba(170, 158, 255, 0.33);
}

.ring-one {
  width: 178px;
  height: 178px;
}

.ring-two {
  width: 112px;
  height: 112px;
  border-style: solid;
  border-color: rgba(140, 198, 255, 0.24);
}

.ai-core {
  width: 42px;
  height: 42px;
  background: radial-gradient(circle at 35% 30%, #c8bcff, var(--violet) 35%, #5f50c9);
  box-shadow:
    0 0 30px rgba(157, 140, 255, 0.6),
    0 0 80px rgba(77, 157, 255, 0.2);
}

.ai-label {
  position: absolute;
  color: #7087a0;
  font-family: Consolas, "Courier New", monospace;
  font-size: 7px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.label-one {
  top: 38px;
  left: 42px;
}

.label-two {
  right: 37px;
  bottom: 50px;
}

.label-three {
  bottom: 37px;
  left: 55px;
}

.app-visual {
  background:
    radial-gradient(circle at 70% 20%, rgba(77, 157, 255, 0.18), transparent 30%),
    linear-gradient(145deg, #0b1a2b, #07131f);
}

.app-window {
  position: absolute;
  display: grid;
  gap: 10px;
  padding: 20px;
  border: 1px solid rgba(140, 198, 255, 0.22);
  border-radius: 12px;
  background: rgba(13, 31, 51, 0.92);
  box-shadow: 0 20px 35px rgba(0, 0, 0, 0.25);
}

.app-window span {
  display: block;
  height: 7px;
  border-radius: 5px;
  background: rgba(140, 198, 255, 0.18);
}

.app-window-back {
  top: 32px;
  right: 40px;
  width: 55%;
  height: 140px;
  opacity: 0.6;
  transform: rotate(4deg);
}

.app-window-front {
  bottom: 28px;
  left: 38px;
  width: 58%;
  height: 145px;
  transform: rotate(-3deg);
}

.app-window-front span:first-child {
  width: 42%;
  background: rgba(255, 136, 85, 0.55);
}

.app-window-front span:nth-child(2) {
  width: 85%;
}

.app-window-front span:last-child {
  width: 65%;
  background: rgba(68, 215, 171, 0.32);
}

.principles {
  position: relative;
  background:
    radial-gradient(circle at 0 60%, rgba(77, 157, 255, 0.07), transparent 30%),
    var(--ink);
}

.principles-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 110px;
}

.principles-copy {
  position: sticky;
  top: 150px;
  align-self: start;
}

.principles-copy h2 {
  max-width: 600px;
  margin-bottom: 28px;
}

.principles-copy h2 span {
  color: var(--blue-bright);
}

.principles-copy p {
  max-width: 520px;
  margin: 0;
  color: var(--muted);
  font-size: 17px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 30px;
  color: #fff;
  font-size: 14px;
  font-weight: 700;
}

.principle {
  display: grid;
  grid-template-columns: 50px 1fr;
  gap: 26px;
  padding: 36px 0;
  border-top: 1px solid var(--line);
}

.principle:last-child {
  border-bottom: 1px solid var(--line);
}

.principle > span {
  color: var(--blue-bright);
  font-family: Consolas, "Courier New", monospace;
  font-size: 10px;
  font-weight: 700;
}

.principle h3 {
  margin: -8px 0 10px;
  color: #f1f6fa;
  font-size: 27px;
  font-weight: 570;
  letter-spacing: -0.035em;
}

.principle p {
  max-width: 510px;
  margin: 0;
  color: var(--muted);
}

.approach {
  background: #eef3f6;
  color: var(--ink);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid #cad5dd;
}

.process-card {
  min-height: 310px;
  padding: 28px 24px 0;
  border-left: 1px solid #cad5dd;
}

.process-card:last-child {
  border-right: 1px solid #cad5dd;
}

.process-number {
  margin-bottom: 58px;
  color: #8494a3;
  font-family: Consolas, "Courier New", monospace;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.process-card h3 {
  margin: 0 0 10px;
  font-size: 24px;
  font-weight: 650;
  letter-spacing: -0.03em;
}

.process-card p {
  min-height: 96px;
  margin: 0;
  color: #687888;
  font-size: 14px;
}

.process-card span {
  color: #6587a7;
  font-family: Consolas, "Courier New", monospace;
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.contact-section {
  padding: 18px 0 0;
  background: #eef3f6;
}

.contact-card {
  position: relative;
  isolation: isolate;
  min-height: 530px;
  padding: 95px 7%;
  overflow: hidden;
  border-radius: 32px;
  background: #0a1a2b;
  text-align: center;
}

.contact-grid {
  opacity: 0.9;
  mask-image: radial-gradient(circle at center, black, transparent 70%);
}

.contact-glow {
  position: absolute;
  z-index: -1;
  right: 10%;
  bottom: -300px;
  left: 10%;
  height: 550px;
  border-radius: 50%;
  background: rgba(67, 150, 246, 0.18);
  filter: blur(100px);
}

.contact-card h2 {
  position: relative;
  max-width: 880px;
  margin: 18px auto 22px;
}

.contact-card h2 span {
  color: var(--blue-bright);
}

.contact-card p {
  position: relative;
  max-width: 610px;
  margin: 0 auto;
  color: #9aaabd;
  font-size: 17px;
}

.button-light {
  position: relative;
  margin-top: 32px;
  background: #fff;
  color: var(--ink);
}

.button-light:hover,
.button-light:focus-visible {
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.28);
}

.site-footer {
  padding: 60px 0 36px;
  background: #eef3f6;
  color: var(--ink);
}

.site-footer .brand-logo {
  padding: 7px 10px;
  border-radius: 10px;
  background: var(--ink);
}

.footer-layout {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 30px;
  align-items: center;
}

.footer-layout > p {
  margin: 0;
  color: #728291;
  font-size: 13px;
}

.footer-meta {
  display: flex;
  gap: 18px;
  color: #728291;
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.footer-meta a:hover,
.footer-meta a:focus-visible {
  color: var(--ink);
}

.js .reveal {
  opacity: 1;
  transform: translateY(0);
  transition:
    opacity 650ms cubic-bezier(0.2, 0.75, 0.3, 1),
    transform 650ms cubic-bezier(0.2, 0.75, 0.3, 1);
}

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

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
  }
}

@media (max-width: 1080px) {
  .hero-layout {
    grid-template-columns: 1fr;
    gap: 70px;
  }

  .hero-copy {
    max-width: 820px;
  }

  .hero h1 {
    max-width: 820px;
  }

  .hero-visual {
    width: min(100%, 720px);
  }

  .process-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    border-bottom: 1px solid #cad5dd;
  }

  .process-card {
    border-bottom: 1px solid #cad5dd;
  }

  .process-card:nth-child(2) {
    border-right: 1px solid #cad5dd;
  }

  .process-card:nth-child(n + 3) {
    border-bottom: 0;
  }
}

@media (max-width: 800px) {
  .section-shell,
  .nav-shell {
    width: min(calc(100% - 32px), var(--max-width));
  }

  .section-space {
    padding: 88px 0;
  }

  .nav-shell {
    min-height: 70px;
  }

  .brand-logo {
    width: 176px;
  }

  .nav-toggle {
    position: relative;
    z-index: 2;
    display: grid;
    width: 42px;
    height: 42px;
    padding: 0;
    border: 1px solid var(--line);
    border-radius: 50%;
    background: transparent;
    place-content: center;
    gap: 5px;
  }

  .nav-toggle span:not(.sr-only) {
    display: block;
    width: 16px;
    height: 1px;
    background: #fff;
    transition: transform 180ms ease;
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(2) {
    transform: translateY(3px) rotate(45deg);
  }

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

  .js .site-nav {
    position: fixed;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 24px;
    padding: 84px 30px 40px;
    background: rgba(7, 17, 31, 0.98);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
    transition:
      opacity 180ms ease,
      transform 180ms ease;
  }

  .js .site-nav.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .site-nav a {
    font-size: 28px;
  }

  .site-nav .nav-cta {
    margin-top: 16px;
    font-size: 18px;
  }

  .hero {
    min-height: auto;
    padding: 140px 0 90px;
  }

  .hero h1 {
    font-size: clamp(48px, 14vw, 70px);
  }

  .hero-layout {
    gap: 56px;
  }

  .system-map {
    min-height: 420px;
  }

  .visual-frame {
    transform: none;
  }

  .intro-grid,
  .section-heading,
  .principles-layout {
    grid-template-columns: 1fr;
  }

  .intro-section {
    padding: 80px 0 90px;
  }

  .intro-grid {
    gap: 28px;
  }

  .section-heading {
    gap: 20px;
    margin-bottom: 42px;
  }

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

  .principles-layout {
    gap: 54px;
  }

  .principles-copy {
    position: static;
  }

  .contact-card {
    min-height: 480px;
    padding: 72px 24px;
  }

  .footer-layout {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .footer-meta {
    flex-wrap: wrap;
  }
}

@media (max-width: 560px) {
  .hero-lead {
    font-size: 17px;
  }

  .hero-actions {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .hero-tags {
    gap: 14px;
  }

  .hero-tags span:not(:last-child)::after {
    display: none;
  }

  .system-map {
    min-height: 360px;
  }

  .frame-header > span:nth-child(2),
  .frame-footer span:last-child {
    display: none;
  }

  .frame-header {
    justify-content: space-between;
  }

  .node-core {
    min-width: 105px;
    padding: 12px 8px;
  }

  .node-icon {
    width: 24px;
    height: 24px;
  }

  .system-node:not(.node-core) {
    min-width: auto;
    padding: 6px;
  }

  .system-node:not(.node-core) > span {
    display: none;
  }

  .node-game,
  .node-gis {
    left: 10%;
  }

  .node-ai,
  .node-apps {
    right: 10%;
  }

  .capability-card {
    min-height: 0;
    padding: 23px;
  }

  .card-visual {
    height: 210px;
  }

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

  .process-card,
  .process-card:nth-child(2),
  .process-card:nth-child(n + 3),
  .process-card:last-child {
    min-height: auto;
    padding: 25px 18px 28px;
    border-right: 1px solid #cad5dd;
    border-bottom: 1px solid #cad5dd;
  }

  .process-number {
    margin-bottom: 26px;
  }

  .process-card p {
    min-height: auto;
    margin-bottom: 22px;
  }

  .contact-card h2 {
    font-size: 41px;
  }
}