:root {
  --bg: #030712;
  --panel: rgba(8, 19, 42, 0.82);
  --panel-strong: #0b1731;
  --text: #f2fbff;
  --muted: #8aa4bd;
  --cyan: #00e5ff;
  --violet: #7c3cff;
  --green: #72ffb6;
  --line: rgba(0, 229, 255, 0.18);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 76% 12%, rgba(124, 60, 255, 0.32), transparent 28%),
    radial-gradient(circle at 18% 4%, rgba(0, 229, 255, 0.24), transparent 26%),
    linear-gradient(135deg, #02040a 0%, #071326 54%, #030712 100%);
}

.scanline {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 100% 4px;
  opacity: .45;
  mix-blend-mode: screen;
}

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

.rail {
  position: fixed;
  z-index: 20;
  inset: 18px auto 18px 18px;
  width: 92px;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 22px;
  padding: 16px 12px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(3, 7, 18, .72);
  backdrop-filter: blur(20px);
}

.rail-logo {
  display: grid;
  place-items: center;
  height: 58px;
  border-radius: 20px;
  color: #02040a;
  font-weight: 900;
  font-size: 28px;
  background: linear-gradient(135deg, var(--cyan), var(--green));
  box-shadow: 0 0 34px rgba(0,229,255,.45);
}

.rail nav {
  display: grid;
  align-content: center;
  gap: 18px;
}

.rail nav a {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  justify-self: center;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.rail nav a:hover { color: var(--cyan); }

.language-switcher { display: grid; gap: 8px; }
.lang-btn {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 10px 0;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
  font: 800 12px "JetBrains Mono", monospace;
}
.lang-btn.active { color: #02040a; background: var(--cyan); }

.cockpit {
  width: min(1260px, calc(100% - 150px));
  margin-left: max(136px, calc((100vw - 1260px) / 2 + 136px));
  margin-right: auto;
}

.hero-console {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1.05fr .82fr;
  gap: 34px;
  align-items: center;
  padding: 70px 0;
}

.code-label {
  margin: 0 0 16px;
  color: var(--green);
  font: 800 12px "JetBrains Mono", monospace;
  letter-spacing: .18em;
  text-transform: uppercase;
}

h1, h2, h3, p { margin-top: 0; }
h1 {
  max-width: 850px;
  margin-bottom: 24px;
  font-size: clamp(48px, 7vw, 108px);
  line-height: .86;
  letter-spacing: -.08em;
}
h2 {
  margin-bottom: 20px;
  font-size: clamp(34px, 4.8vw, 68px);
  line-height: .94;
  letter-spacing: -.06em;
}
h3 { margin-bottom: 12px; font-size: 22px; }
p { color: var(--muted); line-height: 1.7; }
.lead { max-width: 760px; font-size: 19px; }

.hero-buttons { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.btn {
  display: inline-flex;
  min-height: 54px;
  align-items: center;
  padding: 0 22px;
  border-radius: 16px;
  font-weight: 900;
}
.btn.primary { color: #02040a; background: linear-gradient(135deg, var(--cyan), var(--green)); }
.btn.ghost { border: 1px solid var(--line); color: var(--text); background: rgba(255,255,255,.04); }

.radar-card {
  position: relative;
  overflow: hidden;
  min-height: 620px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 38px;
  background: linear-gradient(180deg, rgba(8, 19, 42, .84), rgba(3, 7, 18, .8));
}

.radar {
  position: relative;
  height: 440px;
  border-radius: 50%;
  border: 1px solid rgba(0,229,255,.34);
  background:
    radial-gradient(circle, transparent 0 19%, rgba(0,229,255,.13) 20% 20.8%, transparent 21% 39%, rgba(0,229,255,.12) 40% 40.8%, transparent 41% 59%, rgba(0,229,255,.12) 60% 60.8%, transparent 61%),
    conic-gradient(from 0deg, rgba(0,229,255,.3), transparent 20%, transparent 100%);
  animation: spin 11s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.node {
  position: absolute;
  display: grid;
  place-items: center;
  width: 72px;
  height: 72px;
  border: 1px solid var(--line);
  border-radius: 22px;
  color: var(--green);
  background: #041124;
  font: 800 13px "JetBrains Mono", monospace;
  animation: counter 11s linear infinite;
}
@keyframes counter { to { transform: rotate(-360deg); } }
.node-a { left: 16%; top: 18%; }
.node-b { right: 12%; top: 30%; }
.node-c { left: 34%; bottom: 10%; }
.node-d { right: 28%; bottom: 24%; }

.radar-caption {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: center;
  margin-top: 28px;
}
.radar-caption strong { color: var(--cyan); font-size: 46px; }
.radar-caption span { color: var(--muted); line-height: 1.5; }

.status-board, .module-deck, .route-lab, .contact-console { padding: 90px 0; }

.board-title, .deck-header { max-width: 900px; margin-bottom: 34px; }
.matrix {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: minmax(250px, auto);
  gap: 14px;
}
.matrix-cell, .modules article {
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 26px;
  background: rgba(8, 19, 42, .66);
}
.matrix-cell.tall { grid-row: span 2; }
.matrix-cell.wide { grid-column: span 2; }
.matrix-cell b, .modules span {
  display: inline-flex;
  margin-bottom: 44px;
  color: var(--cyan);
  font: 800 12px "JetBrains Mono", monospace;
}

.modules {
  display: grid;
  grid-template-columns: repeat(6, minmax(230px, 1fr));
  gap: 14px;
  overflow-x: auto;
  padding-bottom: 12px;
}
.modules article { min-height: 380px; }
.modules span { color: var(--green); margin-bottom: 70px; }

.route-lab {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 26px;
}
.route-card {
  padding: 34px;
  border-radius: 36px;
  background: linear-gradient(135deg, rgba(124,60,255,.28), rgba(0,229,255,.12));
  border: 1px solid var(--line);
}
.route-lines { display: grid; gap: 14px; }
.route-lines div {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 18px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255,255,255,.04);
}
.route-lines strong { color: var(--text); }
.route-lines span { color: var(--muted); }

.contact-console {
  display: grid;
  grid-template-columns: 1fr .82fr;
  gap: 30px;
  margin-bottom: 36px;
  padding: 42px;
  border: 1px solid var(--line);
  border-radius: 38px;
  background: #051126;
}
address { display: grid; align-content: center; gap: 12px; font-style: normal; }
address a, address span {
  padding: 18px;
  border-radius: 18px;
  background: rgba(0,229,255,.08);
  color: var(--text);
}

@media (max-width: 1050px) {
  .rail { position: static; width: calc(100% - 28px); margin: 14px auto; grid-template-columns: auto 1fr auto; grid-template-rows: auto; }
  .rail nav { display: flex; flex-wrap: wrap; justify-content: center; }
  .rail nav a { writing-mode: initial; transform: none; }
  .language-switcher { display: flex; }
  .cockpit { width: min(1180px, calc(100% - 28px)); margin: 0 auto; }
  .hero-console, .route-lab, .contact-console { grid-template-columns: 1fr; }
  .matrix { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .matrix, .route-lines div { grid-template-columns: 1fr; }
  .matrix-cell.tall, .matrix-cell.wide { grid-row: auto; grid-column: auto; }
  .radar-card { min-height: auto; }
  .radar { height: 310px; }
  .contact-console { padding: 24px; }
}