:root {
  --ink: #1f2328;
  --muted: #57606a;
  --accent: #1a56db;
  --rule: #d0d7de;
  --shade: #f6f8fa;
  --paper: #ffffff;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #e6edf3;
    --muted: #9198a1;
    --accent: #6ea8fe;
    --rule: #30363d;
    --shade: #161b22;
    --paper: #0d1117;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 16px 64px;
}

a { color: var(--accent); }

h1 { font-size: 2rem; line-height: 1.2; margin: 0 0 6px; }
h2 { font-size: 1.25rem; margin: 36px 0 8px; padding-bottom: 4px; border-bottom: 1px solid var(--rule); }
h3 { font-size: 1rem; margin: 20px 0 4px; }
p { margin: 0 0 12px; }
ul { margin: 0 0 12px; padding-left: 22px; }
li { margin-bottom: 6px; }

code {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 0.875em;
  background: var(--shade);
  padding: 1px 4px;
  border-radius: 4px;
}

.meta { color: var(--muted); font-size: 0.9rem; margin-bottom: 28px; }

.summary {
  background: var(--shade);
  border-left: 3px solid var(--accent);
  padding: 14px 18px;
  border-radius: 4px;
  margin-bottom: 8px;
}

.table { overflow-x: auto; margin: 4px 0 16px; }

table { border-collapse: collapse; width: 100%; font-size: 0.9rem; }
th, td { border-bottom: 1px solid var(--rule); padding: 8px 10px; text-align: left; vertical-align: top; }
th { background: var(--shade); font-weight: 600; }

.policies { list-style: none; padding: 0; }
.policies li { border: 1px solid var(--rule); border-radius: 8px; padding: 16px 18px; margin-bottom: 12px; }
.policies a { font-weight: 600; font-size: 1.1rem; text-decoration: none; }
.policies p { color: var(--muted); margin: 4px 0 0; }

footer { color: var(--muted); font-size: 0.85rem; margin-top: 48px; padding-top: 16px; border-top: 1px solid var(--rule); }

@media print {
  main { padding: 0; max-width: none; }
  footer { display: none; }
}