:root { --ink:#18201c; --ink-2:#24302a; --paper:#f4efe5; --paper-2:#fffaf0; --line:#d7c7ac; --muted:#6f675d; --signal:#b8602b; --critical:#9d342d; --warning:#a97722; --healthy:#2f6b4f; --steel:#496778; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin:0; font-family:Inter,"IBM Plex Sans",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif; color:var(--ink); background:var(--paper); line-height:1.6; }
a { color: inherit; }
.shell { width:min(1120px, calc(100% - 40px)); margin:0 auto; }
.skip-link { position:absolute; left:-999px; top:0; background:var(--signal); color:white; padding:8px 12px; }
.skip-link:focus { left:12px; z-index:10; }
.site-header { background:var(--ink); color:var(--paper); border-bottom:1px solid rgba(255,255,255,.08); }
.nav { min-height:72px; display:flex; align-items:center; justify-content:space-between; gap:24px; }
.brand { display:inline-flex; align-items:center; gap:10px; font-weight:800; text-decoration:none; letter-spacing:-.02em; }
.brand-mark { display:grid; place-items:center; width:34px; height:34px; border:1px solid rgba(244,239,229,.5); color:var(--paper); background:#2a332e; font-family:"IBM Plex Mono",ui-monospace,monospace; font-size:13px; }
.nav-links { display:flex; align-items:center; gap:22px; font-size:14px; }
.nav-links a { text-decoration:none; color:rgba(244,239,229,.84); }
.nav-cta { border:1px solid rgba(244,239,229,.4); padding:9px 12px; }
.hero { display:grid; grid-template-columns:1.05fr .95fr; gap:52px; align-items:center; padding:82px 0 70px; }
.eyebrow { margin:0 0 12px; color:var(--signal); font:700 12px/1.2 "IBM Plex Mono",ui-monospace,monospace; text-transform:uppercase; letter-spacing:.12em; }
h1,h2,h3 { line-height:1.08; margin:0; letter-spacing:-.045em; }
h1 { font-size:clamp(44px,7vw,78px); max-width:780px; }
h2 { font-size:clamp(30px,4vw,46px); }
h3 { font-size:23px; }
.hero-lede { font-size:20px; color:var(--ink-2); max-width:680px; }
.hero-actions { display:flex; flex-wrap:wrap; gap:14px; margin-top:28px; }
.button { display:inline-flex; align-items:center; justify-content:center; min-height:46px; padding:0 18px; border:1px solid var(--ink); text-decoration:none; font-weight:750; }
.button.primary { background:var(--ink); color:var(--paper); }
.button.secondary { background:transparent; }
.microcopy,.tiny { color:var(--muted); font-size:13px; }
.ledger-card { background:var(--paper-2); border:1px solid var(--line); box-shadow:0 28px 70px rgba(24,32,28,.14); padding:22px; }
.ledger-header { display:flex; justify-content:space-between; gap:20px; border-bottom:1px solid var(--line); padding-bottom:16px; margin-bottom:8px; font-family:"IBM Plex Mono",ui-monospace,monospace; font-size:13px; }
.risk-row { display:grid; grid-template-columns:74px 1fr; gap:14px; padding:17px 0; border-bottom:1px solid rgba(215,199,172,.7); }
.risk-row p { margin:4px 0 0; color:var(--muted); }
.severity { font:800 12px/1 "IBM Plex Mono",ui-monospace,monospace; text-transform:uppercase; }
.critical .severity { color:var(--critical); } .warning .severity { color:var(--warning); } .healthy .severity { color:var(--healthy); }
.source-strip { display:flex; flex-wrap:wrap; gap:8px; margin-top:18px; }
.source-strip span { border:1px solid var(--line); padding:5px 8px; font:700 12px/1 "IBM Plex Mono",ui-monospace,monospace; color:var(--steel); }
.section { padding:68px 0; border-top:1px solid var(--line); }
.two-col { display:grid; grid-template-columns:.85fr 1.15fr; gap:54px; }
.copy-stack p:first-child { margin-top:0; }
.feature-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
.feature-grid article,.demo-panel,.post-card { background:var(--paper-2); border:1px solid var(--line); padding:26px; }
.feature-index { color:var(--signal); font:800 12px/1 "IBM Plex Mono",ui-monospace,monospace; }
.demo-panel { display:flex; align-items:center; justify-content:space-between; gap:30px; }
.page-hero { padding:70px 0 24px; }
.page-content { padding:20px 0 76px; }
.prose { max-width:850px; }
.prose h2 { font-size:30px; margin-top:34px; }
.prose p,.prose li { font-size:18px; }
.demo-ledger { border:1px solid var(--line); background:var(--paper-2); margin:32px 0; }
.demo-toolbar { display:flex; justify-content:space-between; gap:16px; padding:14px 18px; border-bottom:1px solid var(--line); font:700 12px/1.2 "IBM Plex Mono",ui-monospace,monospace; color:var(--steel); }
.demo-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line); }
.demo-risk { background:var(--paper-2); padding:20px; }
.demo-risk small { color:var(--muted); font-family:"IBM Plex Mono",ui-monospace,monospace; }
.demo-risk.red { border-top:4px solid var(--critical); } .demo-risk.amber { border-top:4px solid var(--warning); } .demo-risk.green { border-top:4px solid var(--healthy); }
.posts { display:grid; gap:18px; }
.post-card h2 { font-size:28px; }
.post-card a { text-decoration:none; }
.site-footer { background:var(--ink); color:var(--paper); padding:48px 0; }
.footer-grid { display:grid; grid-template-columns:1.4fr .7fr 1fr; gap:32px; }
.footer-grid a { display:block; color:rgba(244,239,229,.82); text-decoration:none; margin:7px 0; }
.footer-brand { color:var(--paper); }
.footer-heading { font-weight:800; margin:0 0 10px; }
@media (max-width:820px) { .nav { align-items:flex-start; padding:16px 0; } .nav,.nav-links,.demo-panel { flex-direction:column; } .nav-links { align-items:flex-start; gap:12px; } .hero,.two-col,.feature-grid,.footer-grid,.demo-grid { grid-template-columns:1fr; } .hero { padding-top:48px; } .ledger-header,.demo-toolbar { flex-direction:column; } }