:root {
  --bg: #080c18;
  --surface: rgba(19, 27, 48, .72);
  --surface-solid: #11192d;
  --line: rgba(255, 255, 255, .09);
  --text: #f4f7ff;
  --muted: #9aa8c4;
  --accent: #78e7c7;
  --accent-2: #8e9cff;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background: var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
.ambient { position: fixed; pointer-events: none; filter: blur(90px); opacity: .22; border-radius: 999px; z-index: -1; }
.ambient-one { width: 430px; height: 430px; background: #2fd6ae; top: -160px; right: -110px; }
.ambient-two { width: 520px; height: 520px; background: #4556d8; left: -240px; top: 48vh; }

.site-header, main, footer { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.site-header {
  height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}
.brand { display: inline-flex; align-items: center; gap: 12px; font-size: 15px; letter-spacing: .02em; }
.brand b { color: var(--muted); font-weight: 500; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  color: #07110e;
  background: linear-gradient(135deg, var(--accent), #c3fff0);
  font-weight: 900;
}
nav { display: flex; gap: 36px; }
nav a { color: var(--muted); font-size: 14px; transition: color .2s ease; }
nav a:hover { color: var(--text); }
.menu-button { display: none; }

.hero {
  min-height: 680px;
  display: grid;
  grid-template-columns: 1.08fr .92fr;
  gap: 76px;
  align-items: center;
  padding: 76px 0 96px;
}
.eyebrow { color: var(--accent); text-transform: uppercase; letter-spacing: .16em; font-size: 11px; font-weight: 750; }
.status-dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 16px var(--accent); margin-right: 8px; }
h1, h2, h3, p { margin-top: 0; }
h1 { font-size: clamp(48px, 6.5vw, 82px); line-height: .98; letter-spacing: -.055em; margin: 28px 0; max-width: 750px; }
h1 span { color: #9fb0d6; }
.lead { color: var(--muted); max-width: 620px; font-size: 18px; }
.hero-actions { display: flex; gap: 12px; margin-top: 34px; }
.button { padding: 13px 20px; border-radius: 12px; font-size: 14px; font-weight: 650; border: 1px solid var(--line); transition: transform .2s ease, border-color .2s ease; }
.button:hover { transform: translateY(-2px); border-color: rgba(255,255,255,.22); }
.button.primary { color: #08100e; background: var(--accent); border-color: transparent; }
.button.secondary { background: rgba(255,255,255,.03); }

.terminal-card { border: 1px solid var(--line); background: rgba(8, 13, 26, .82); border-radius: 20px; box-shadow: 0 28px 80px rgba(0,0,0,.35); overflow: hidden; transform: rotate(1deg); }
.terminal-top { display: flex; align-items: center; gap: 7px; padding: 15px 17px; background: rgba(255,255,255,.035); border-bottom: 1px solid var(--line); }
.terminal-top span { width: 8px; height: 8px; border-radius: 50%; background: #47516a; }
.terminal-top span:first-child { background: #ff8f80; }
.terminal-top span:nth-child(2) { background: #ffd36c; }
.terminal-top span:nth-child(3) { background: #78e7c7; }
.terminal-top small { margin-left: auto; color: #6f7c97; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.terminal-body { min-height: 350px; padding: 28px; font: 13px/1.8 ui-monospace, SFMono-Regular, Menlo, monospace; color: #c8d1e5; }
.terminal-body p { margin: 0 0 5px; }
.terminal-body i { color: var(--accent); font-style: normal; margin-right: 8px; }
.output { color: #71809c; padding-left: 24px; }
.output.success { color: var(--accent); }
.cursor { display: inline-block; width: 8px; height: 15px; background: var(--accent); animation: blink 1s steps(2) infinite; }
@keyframes blink { 50% { opacity: 0; } }

.metrics { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); border-radius: 18px; overflow: hidden; background: rgba(255,255,255,.025); }
.metrics article { padding: 28px; border-right: 1px solid var(--line); }
.metrics article:last-child { border-right: 0; }
.metrics strong { display: block; font-size: 26px; letter-spacing: -.04em; }
.metrics span { color: var(--muted); font-size: 12px; }

.section { padding: 140px 0 30px; }
.section-heading { max-width: 680px; margin-bottom: 52px; }
h2 { font-size: clamp(36px, 4.2vw, 58px); line-height: 1.04; letter-spacing: -.045em; margin-bottom: 20px; }
.section-heading > p:last-child, .status-section > div > p:last-child { color: var(--muted); font-size: 17px; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { position: relative; min-height: 390px; padding: 34px; border: 1px solid var(--line); border-radius: 20px; background: var(--surface); backdrop-filter: blur(14px); transition: transform .25s ease, border-color .25s ease; }
.card:hover { transform: translateY(-6px); border-color: rgba(120,231,199,.35); }
.card-index { position: absolute; right: 24px; top: 22px; color: #60708c; font: 12px ui-monospace, monospace; }
.icon { width: 48px; height: 48px; display: grid; place-items: center; border: 1px solid rgba(120,231,199,.25); border-radius: 14px; color: var(--accent); background: rgba(120,231,199,.07); margin-bottom: 70px; font-size: 22px; }
.card h3 { font-size: 22px; margin-bottom: 12px; }
.card p { color: var(--muted); font-size: 14px; }
.card ul { list-style: none; padding: 20px 0 0; margin: 22px 0 0; border-top: 1px solid var(--line); color: #b9c4da; font-size: 13px; }
.card li::before { content: "·"; color: var(--accent); margin-right: 9px; }

.split { display: grid; grid-template-columns: .85fr 1.15fr; gap: 90px; align-items: start; }
.principle-list { border-top: 1px solid var(--line); }
.principle-list article { display: grid; grid-template-columns: 52px 1fr; gap: 18px; padding: 26px 0; border-bottom: 1px solid var(--line); }
.principle-list article > span { color: var(--accent); font: 12px ui-monospace, monospace; padding-top: 5px; }
.principle-list h3 { margin-bottom: 4px; font-size: 18px; }
.principle-list p { margin: 0; color: var(--muted); font-size: 14px; }

.status-section { margin: 140px 0 110px; padding: 54px; display: grid; grid-template-columns: 1fr .8fr; gap: 64px; border: 1px solid rgba(120,231,199,.22); border-radius: 24px; background: linear-gradient(135deg, rgba(120,231,199,.09), rgba(142,156,255,.06)); }
.status-section h2 { font-size: 40px; }
.status-panel { border: 1px solid var(--line); border-radius: 16px; background: rgba(5,9,18,.48); padding: 8px 22px; }
.status-panel div { display: flex; justify-content: space-between; gap: 20px; padding: 17px 0; border-bottom: 1px solid var(--line); font-size: 13px; }
.status-panel div:last-child { border-bottom: 0; }
.status-panel span { color: var(--muted); }
.status-panel b { font-weight: 600; }
.status-panel i { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); margin-right: 8px; box-shadow: 0 0 10px var(--accent); }

footer { display: grid; grid-template-columns: 1fr 1fr 1fr; align-items: center; padding: 34px 0 44px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; }
footer p { margin: 0; text-align: center; }
footer p:last-child { text-align: right; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (max-width: 900px) {
  .hero, .split, .status-section { grid-template-columns: 1fr; }
  .hero { gap: 46px; padding-top: 62px; }
  .cards { grid-template-columns: 1fr; }
  .card { min-height: auto; }
  .icon { margin-bottom: 42px; }
  .metrics { grid-template-columns: 1fr 1fr; }
  .metrics article:nth-child(2) { border-right: 0; }
  .metrics article:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .split { gap: 20px; }
  .status-section { gap: 28px; }
}

@media (max-width: 640px) {
  .site-header, main, footer { width: min(calc(100% - 28px), var(--max)); }
  .site-header { height: 74px; position: relative; }
  nav { display: none; position: absolute; top: 70px; left: 0; right: 0; z-index: 10; padding: 18px; flex-direction: column; gap: 16px; border: 1px solid var(--line); border-radius: 14px; background: #0d1426; }
  nav.open { display: flex; }
  .menu-button { display: block; border: 1px solid var(--line); border-radius: 9px; padding: 8px 11px; color: var(--text); background: transparent; }
  .hero { min-height: auto; padding-bottom: 72px; }
  h1 { font-size: 48px; }
  .lead { font-size: 16px; }
  .hero-actions { flex-direction: column; align-items: stretch; text-align: center; }
  .terminal-card { transform: none; }
  .terminal-body { padding: 20px; font-size: 11px; min-height: 315px; }
  .metrics { grid-template-columns: 1fr; }
  .metrics article { border-right: 0; border-bottom: 1px solid var(--line); }
  .metrics article:last-child { border-bottom: 0; }
  .section { padding-top: 100px; }
  .status-section { padding: 28px; margin-top: 100px; }
  .status-panel div { align-items: flex-start; flex-direction: column; gap: 2px; }
  footer { grid-template-columns: 1fr; gap: 18px; text-align: left; }
  footer p, footer p:last-child { text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}