:root {
  color-scheme: dark;
  --ink: #f4f1e8;
  --muted: #aaa7a0;
  --panel: #161616;
  --line: #33322f;
  --acid: #d9ff55;
  --orange: #ff6d38;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: #0b0b0b; color: var(--ink); }
a { color: inherit; }
.hero { min-height: 720px; padding: 28px clamp(24px, 6vw, 96px); background: radial-gradient(circle at 82% 18%, #5c1b0d 0, transparent 30%), linear-gradient(135deg, #121212 0 62%, #1d1c17 62%); border-bottom: 1px solid var(--line); }
nav { display: flex; align-items: center; justify-content: space-between; font-size: .85rem; text-transform: uppercase; letter-spacing: .12em; }
nav > a:last-child { text-decoration: none; border-bottom: 1px solid var(--acid); padding-bottom: 6px; }
.brand { font-size: 1.15rem; font-weight: 900; text-decoration: none; letter-spacing: -.03em; }
.brand span { color: var(--acid); }
.hero-copy { max-width: 980px; margin-top: clamp(140px, 20vh, 230px); }
.eyebrow { margin: 0 0 20px; color: var(--acid); font-size: .72rem; font-weight: 800; letter-spacing: .18em; text-transform: uppercase; }
h1 { margin: 0; max-width: 900px; font-size: clamp(3.4rem, 8.6vw, 8rem); line-height: .84; letter-spacing: -.075em; text-transform: uppercase; }
.lead { max-width: 620px; margin: 32px 0 40px; color: #d5d1c8; font-size: clamp(1rem, 2vw, 1.3rem); line-height: 1.55; }
.button { display: inline-block; padding: 14px 20px; background: var(--acid); color: #111; font-weight: 850; text-decoration: none; text-transform: uppercase; letter-spacing: .08em; font-size: .75rem; }
main { display: block; }
section { padding: 100px clamp(24px, 6vw, 96px); }
.principles { background: var(--ink); color: #111; }
.principles .eyebrow { color: #6a7000; }
h2 { margin: 0; max-width: 850px; font-size: clamp(2.4rem, 5vw, 5rem); line-height: .96; letter-spacing: -.055em; text-transform: uppercase; }
.principle-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 72px; background: #bbb7ae; border: 1px solid #bbb7ae; }
.principle-grid article { padding: 34px; background: var(--ink); }
.principle-grid strong { color: #6a7000; font: 800 .75rem ui-monospace, monospace; }
.principle-grid h3 { margin: 48px 0 12px; text-transform: uppercase; }
.principle-grid p, .capability p { color: #5e5b55; line-height: 1.55; }
.status-section { background: #0b0b0b; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 30px; }
.checked { margin: 0; color: var(--muted); font: .75rem ui-monospace, monospace; }
.runtime { display: flex; gap: 12px; flex-wrap: wrap; margin: 46px 0 20px; }
.runtime div { display: flex; gap: 18px; padding: 10px 14px; border: 1px solid var(--line); font: .72rem ui-monospace, monospace; text-transform: uppercase; }
.runtime strong { color: var(--acid); }
.capabilities { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.capability { min-height: 170px; padding: 28px; background: var(--panel); }
.capability-heading { display: flex; align-items: start; justify-content: space-between; gap: 20px; }
.capability h3 { margin: 0; font-size: 1rem; text-transform: uppercase; }
.capability span { flex: none; padding: 5px 8px; border: 1px solid currentColor; color: var(--orange); font: .65rem ui-monospace, monospace; text-transform: uppercase; }
.capability.state-partial span, .capability.state-ready span, .capability.state-safety_scaffold span { color: var(--acid); }
.capability p { color: var(--muted); max-width: 660px; }
.error { padding: 20px; border: 1px solid var(--orange); color: var(--orange); }
footer { display: flex; justify-content: space-between; padding: 28px clamp(24px, 6vw, 96px); border-top: 1px solid var(--line); color: var(--muted); font: .72rem ui-monospace, monospace; text-transform: uppercase; }

@media (max-width: 760px) {
  .hero { min-height: 630px; }
  .principle-grid, .capabilities { grid-template-columns: 1fr; }
  .section-heading { align-items: start; flex-direction: column; }
  footer { gap: 16px; flex-direction: column; }
}