@import url('https://fonts.googleapis.com/css2?family=Rajdhani:wght@400;500;600;700&family=Share+Tech+Mono&display=swap');

:root {
  --primary: #00f5d4;
  --secondary: #7a5cff;
  --accent: #ff3d81;
  --background: #050812;
  --panel: #0b1222;
  --text: #d8faff;
  --muted: #7ea6b8;
  --line: color-mix(in srgb, var(--primary) 28%, transparent);
}

* { box-sizing: border-box; }

html {
  min-height: 100%;
  background: var(--background);
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    linear-gradient(rgba(5, 8, 18, .82), rgba(5, 8, 18, .96)),
    repeating-linear-gradient(90deg, transparent 0 79px, rgba(0,245,212,.035) 80px),
    repeating-linear-gradient(0deg, transparent 0 79px, rgba(0,245,212,.025) 80px);
  font-family: "Rajdhani", sans-serif;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 12% 20%, color-mix(in srgb, var(--secondary) 20%, transparent), transparent 24rem),
    radial-gradient(circle at 88% 74%, color-mix(in srgb, var(--primary) 14%, transparent), transparent 28rem);
  z-index: -2;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .28;
  background-image: linear-gradient(transparent 50%, rgba(255,255,255,.018) 50%);
  background-size: 100% 4px;
  z-index: 10;
}

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

.shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: color-mix(in srgb, var(--background) 78%, transparent);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  min-height: 86px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

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

.brand img {
  width: 54px;
  height: 54px;
  filter: drop-shadow(0 0 12px color-mix(in srgb, var(--primary) 50%, transparent));
}

.brand-copy strong {
  display: block;
  font-size: 1.08rem;
  letter-spacing: .18em;
  text-transform: uppercase;
}

.brand-copy span {
  display: block;
  color: var(--muted);
  font: .72rem "Share Tech Mono", monospace;
  letter-spacing: .08em;
}

.nav {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.nav-link {
  position: relative;
  padding: 10px 13px;
  color: var(--muted);
  font: .78rem "Share Tech Mono", monospace;
  text-transform: uppercase;
  letter-spacing: .06em;
  border: 1px solid transparent;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
  border-color: var(--line);
  background: color-mix(in srgb, var(--primary) 8%, transparent);
  box-shadow: inset 0 -2px 0 var(--primary);
}

.hero {
  position: relative;
  min-height: 590px;
  display: grid;
  grid-template-columns: 1.25fr .75fr;
  gap: 56px;
  align-items: center;
  padding: 86px 0 64px;
}

.hero::before {
  content: "";
  position: absolute;
  right: -13%;
  top: 12%;
  width: 440px;
  height: 440px;
  border: 1px solid var(--line);
  border-radius: 50%;
  box-shadow:
    0 0 0 32px rgba(0,245,212,.025),
    0 0 0 64px rgba(122,92,255,.025);
  animation: rotate 30s linear infinite;
}

.hero::after {
  content: "";
  position: absolute;
  right: 3%;
  top: 31%;
  width: 190px;
  height: 190px;
  border: 1px dashed color-mix(in srgb, var(--secondary) 55%, transparent);
  transform: rotate(45deg);
  animation: rotateReverse 22s linear infinite;
}

@keyframes rotate { to { transform: rotate(360deg); } }
@keyframes rotateReverse { to { transform: rotate(-315deg); } }

.eyebrow,
.classification,
.system-code,
.status,
.footer-meta,
.notice,
.warning {
  font-family: "Share Tech Mono", monospace;
}

.eyebrow {
  color: var(--primary);
  font-size: .78rem;
  letter-spacing: .13em;
  margin-bottom: 18px;
}

h1 {
  max-width: 820px;
  margin: 0;
  font-size: clamp(3.2rem, 7vw, 6.8rem);
  line-height: .88;
  text-transform: uppercase;
  letter-spacing: -.035em;
}

h1 span {
  display: block;
  color: transparent;
  -webkit-text-stroke: 1px var(--primary);
  text-shadow: 0 0 28px color-mix(in srgb, var(--primary) 28%, transparent);
}

.lead {
  max-width: 760px;
  margin: 30px 0 0;
  font-size: clamp(1.18rem, 2vw, 1.5rem);
  line-height: 1.55;
  color: color-mix(in srgb, var(--text) 87%, var(--muted));
}

.body-copy {
  max-width: 690px;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.65;
}

.hero-panel,
.info-card,
.system-row,
.notice,
.warning {
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--panel) 94%, transparent),
    color-mix(in srgb, var(--secondary) 9%, var(--panel)));
  border: 1px solid var(--line);
  box-shadow: 0 18px 60px rgba(0,0,0,.28);
}

.hero-panel {
  position: relative;
  z-index: 2;
  padding: 28px;
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 24px 100%, 0 calc(100% - 24px));
}

.panel-logo {
  display: block;
  width: min(230px, 70%);
  margin: 10px auto 30px;
  filter: drop-shadow(0 0 22px color-mix(in srgb, var(--primary) 42%, transparent));
}

.classification {
  color: var(--muted);
  font-size: .7rem;
  letter-spacing: .08em;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  padding: 12px 18px;
  border: 1px solid var(--primary);
  color: var(--primary);
  font: .82rem "Share Tech Mono", monospace;
  text-transform: uppercase;
  letter-spacing: .06em;
  background: color-mix(in srgb, var(--primary) 6%, transparent);
  transition: .18s ease;
}

.button:hover {
  color: var(--background);
  background: var(--primary);
  box-shadow: 0 0 24px color-mix(in srgb, var(--primary) 42%, transparent);
  transform: translateY(-2px);
}

.button.secondary {
  border-color: var(--secondary);
  color: color-mix(in srgb, var(--secondary) 60%, white);
  background: color-mix(in srgb, var(--secondary) 7%, transparent);
}

.metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin: 20px 0 68px;
  background: var(--line);
  border: 1px solid var(--line);
}

.metric {
  min-height: 130px;
  padding: 24px;
  background: color-mix(in srgb, var(--panel) 96%, transparent);
}

.metric strong {
  display: block;
  color: var(--primary);
  font-size: 2rem;
}

.metric span {
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .06em;
}

.page-hero {
  padding: 88px 0 46px;
}

.page-hero h1 {
  max-width: 980px;
  font-size: clamp(3rem, 6vw, 6rem);
}

.content-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  padding-bottom: 74px;
}

.info-card {
  position: relative;
  min-height: 250px;
  padding: 34px;
  overflow: hidden;
}

.info-card::after {
  content: "";
  position: absolute;
  width: 110px;
  height: 110px;
  right: -40px;
  bottom: -40px;
  border: 1px solid var(--line);
  transform: rotate(45deg);
}

.card-index {
  color: var(--accent);
  font: .78rem "Share Tech Mono", monospace;
}

.info-card h2,
.system-row h2 {
  margin: 14px 0 10px;
  font-size: 1.55rem;
  text-transform: uppercase;
  letter-spacing: .04em;
}

.info-card p,
.system-row p {
  color: var(--muted);
  line-height: 1.65;
  margin: 0;
}

.system-list {
  display: grid;
  gap: 12px;
  padding-bottom: 30px;
}

.system-row {
  display: grid;
  grid-template-columns: 170px 1fr 90px;
  gap: 28px;
  align-items: center;
  padding: 24px 28px;
}

.system-code {
  color: var(--primary);
  letter-spacing: .08em;
}

.status {
  justify-self: end;
  color: var(--primary);
  font-size: .72rem;
  padding: 6px 9px;
  border: 1px solid var(--line);
}

.notice,
.warning {
  color: var(--muted);
  line-height: 1.6;
  padding: 18px 20px;
  margin: 0 0 68px;
  border-left: 3px solid var(--accent);
}

.footer {
  border-top: 1px solid var(--line);
  padding: 24px 0 34px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: center;
  color: var(--muted);
}

.footer-meta {
  font-size: .7rem;
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .55s ease var(--delay, 0ms), transform .55s ease var(--delay, 0ms);
}

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

@media (max-width: 820px) {
  .header-inner { align-items: flex-start; padding: 14px 0; flex-direction: column; }
  .hero { grid-template-columns: 1fr; gap: 28px; padding-top: 58px; }
  .hero::before, .hero::after { opacity: .35; }
  .metrics { grid-template-columns: repeat(2, 1fr); }
  .content-grid { grid-template-columns: 1fr; }
  .system-row { grid-template-columns: 1fr; gap: 8px; }
  .status { justify-self: start; }
}

@media (max-width: 520px) {
  .shell { width: min(100% - 20px, 1180px); }
  .brand-copy span { display: none; }
  .nav { width: 100%; }
  .nav-link { flex: 1; text-align: center; padding-inline: 7px; }
  h1 { font-size: 3rem; }
  .metrics { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}