:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --fg: #0f172a;
  --muted: #64748b;
  --card: #f8fafc;
  --border: #e2e8f0;
  --accent: #4f46e5;
  --danger: #be123c;
  --warn: #b45309;
  --ok: #047857;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1120;
    --fg: #e2e8f0;
    --muted: #94a3b8;
    --card: #111827;
    --border: #1f2937;
    --accent: #818cf8;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.6 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--accent); }
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.skip-link {
  position: absolute; left: -9999px; top: 0; background: var(--accent); color: #fff;
  padding: 8px 12px; z-index: 10;
}
.skip-link:focus { left: 8px; }
.site-header {
  display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between;
  padding: 12px 20px; border-bottom: 1px solid var(--border);
}
.brand { font-weight: 700; text-decoration: none; color: var(--fg); }
.site-header nav { display: flex; gap: 14px; flex-wrap: wrap; }
.site-header nav a { text-decoration: none; }
.header-actions { display: flex; gap: 10px; align-items: center; }
main { max-width: 1000px; margin: 0 auto; padding: 24px 20px 48px; }
main:focus { outline: none; }
h1, h2, h3 { line-height: 1.25; }
.hero h1 { font-size: clamp(1.7rem, 4vw, 2.6rem); }
.lede { font-size: 1.05rem; max-width: 62ch; }
.cta { display: flex; gap: 12px; flex-wrap: wrap; }
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.card {
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  padding: 16px 18px; margin: 16px 0;
}
.btn {
  display: inline-block; border: 1px solid var(--border); border-radius: 8px;
  padding: 8px 14px; background: var(--bg); color: var(--fg); text-decoration: none;
  cursor: pointer; font-size: 0.95rem;
}
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-ghost { background: transparent; }
.inline { display: inline; }
.muted { color: var(--muted); font-size: 0.9rem; }
.banner {
  margin: 0; padding: 10px 20px; background: color-mix(in srgb, var(--accent) 12%, transparent);
  border-bottom: 1px solid var(--border); font-size: 0.92rem;
}
.banner-warn { background: color-mix(in srgb, var(--warn) 15%, transparent); }
table { width: 100%; border-collapse: collapse; font-size: 0.94rem; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); }
.sev { font-weight: 600; text-transform: uppercase; font-size: 0.75rem; letter-spacing: .04em; }
.sev-critical, .sev-high { color: var(--danger); }
.sev-medium { color: var(--warn); }
.sev-low, .sev-info { color: var(--muted); }
.badge {
  display: inline-block; padding: 2px 8px; border: 1px solid var(--border);
  border-radius: 999px; font-size: 0.75rem;
}
pre { overflow: auto; background: var(--card); padding: 12px; border-radius: 8px; border: 1px solid var(--border); }
.site-footer { border-top: 1px solid var(--border); padding: 16px 20px; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
.pager { display: flex; gap: 12px; align-items: center; margin-top: 12px; }