:root {
  --bg: #080b10;
  --panel: #111722;
  --ink: #f2f5f8;
  --muted: #9ba7b6;
  --green: #87f5a8;
  --line: #273140;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.6 Inter, ui-sans-serif, system-ui, sans-serif; }
a { color: inherit; text-decoration: none; }
.hero { position: relative; min-height: 90vh; padding: 24px clamp(24px, 6vw, 96px); background: radial-gradient(circle at 80% 20%, #173526 0, transparent 35%), var(--bg); }
nav { display: flex; justify-content: space-between; border-bottom: 1px solid var(--line); padding-bottom: 20px; }
.brand, .eyebrow { color: var(--green); font: 700 12px/1.2 ui-monospace, monospace; letter-spacing: .15em; }
.hero-copy { max-width: 820px; margin-top: 12vh; }
h1 { font-size: clamp(52px, 9vw, 112px); line-height: .9; letter-spacing: -.06em; margin: 20px 0; }
h1 span { color: var(--green); }
.lede { max-width: 650px; color: var(--muted); font-size: 20px; }
.actions { display: flex; gap: 18px; margin-top: 34px; }
.actions a { border: 1px solid var(--line); padding: 12px 18px; border-radius: 6px; }
.actions .primary { background: var(--green); color: #07100a; border-color: var(--green); font-weight: 800; }
.terminal { position: absolute; right: 6vw; bottom: 5vh; width: min(420px, 42vw); background: #05070a; border: 1px solid var(--line); border-radius: 10px; box-shadow: 0 30px 80px #000; padding: 14px 20px; color: #b9c2cc; }
.terminal .dots { color: #738195; font: 700 11px ui-monospace, monospace; letter-spacing: .12em; }
.terminal span { color: var(--green); }
.metrics { display: grid; grid-template-columns: repeat(3, 1fr); border-block: 1px solid var(--line); }
.metrics div { padding: 40px; text-align: center; border-right: 1px solid var(--line); }
.metrics strong { display: block; font-size: 42px; color: var(--green); }
.metrics span { color: var(--muted); }
main section:not(.metrics, .layers) { padding: 100px clamp(24px, 7vw, 112px); }
h2 { font-size: clamp(34px, 5vw, 64px); line-height: 1.05; max-width: 900px; }
.intro { display: grid; grid-template-columns: 1.3fr 1fr; gap: 8vw; align-items: start; }
.intro h2 { margin-top: 18px; }
.intro-copy { color: var(--muted); font-size: 18px; }
.layers { display: grid; grid-template-columns: repeat(3, 1fr); border-block: 1px solid var(--line); }
.layers article { padding: 50px clamp(24px, 4vw, 64px); border-right: 1px solid var(--line); }
.layers b, .layers h3 { color: var(--green); }
.layers p, .caption, .usecases p, .card p, .faq details p { color: var(--muted); }
.machine { background: #0d121a; }
.machine-map { max-width: 920px; margin: 45px 0 25px; }
.host, .libvirt, .qemu, .guest { border: 1px solid #405066; border-radius: 10px; padding: 18px; margin-top: 12px; }
.host > small, .libvirt > small, .qemu > small { color: var(--muted); font: 700 11px ui-monospace, monospace; letter-spacing: .12em; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0; }
.chips span, .ops span { border: 1px solid #405066; border-radius: 99px; padding: 7px 12px; font: 13px ui-monospace, monospace; }
.guest { display: flex; justify-content: space-between; background: var(--green); color: #07100a; }
.caption { max-width: 760px; }
.ops { display: flex; flex-wrap: wrap; gap: 9px; margin: 36px 0; }
.ops span { border-color: var(--green); color: var(--green); }
.usecases, .grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 50px; }
.usecases article, .card { background: var(--panel); border: 1px solid var(--line); padding: 24px; border-radius: 8px; }
.card { min-height: 180px; }
.card b { color: var(--green); font-family: ui-monospace, monospace; }
.card h3 { font-size: 19px; }
.final { background: var(--green); color: #07100a; }
.final .eyebrow { color: #174d27; }
.final code { display: block; margin-top: 30px; background: #07100a; color: var(--green); padding: 20px; border-radius: 6px; overflow: auto; }
.faq details { max-width: 900px; border-top: 1px solid var(--line); padding: 20px 0; }
.faq summary { cursor: pointer; font-size: 20px; font-weight: 700; }
footer { padding: 30px; text-align: center; color: var(--muted); }

@media (max-width: 800px) {
  .terminal { position: static; width: 100%; margin-top: 50px; }
  .metrics, .intro, .layers, .usecases, .grid { grid-template-columns: 1fr; }
  .layers article, .metrics div { border-right: 0; border-bottom: 1px solid var(--line); }
  .guest { align-items: flex-start; flex-direction: column; gap: 6px; }
  .hero { min-height: auto; padding-bottom: 60px; }
}