:root {
  --bg: #1a1b1e;
  --panel: #212327;
  --ring-soft: #2c2f35;
  --brass: #b08d4f;
  --vial: #d8c752;
  --text: #e9ebee;
  --text-dim: #a3aab4;
  --link: #d8c752;
  --sans: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
@media (prefers-color-scheme: light) {
  :root {
    --bg: #e9e6de; --panel: #f3f1ea; --ring-soft: #dad5c7; --brass: #8a6a34;
    --text: #26231c; --text-dim: #5d5748; --link: #7a5a1f;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.6;
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}
.site-header, main, .site-footer { max-width: 720px; margin: 0 auto; padding-left: 20px; padding-right: 20px; }
.site-header { display: flex; align-items: center; justify-content: space-between; padding-top: 18px; padding-bottom: 8px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); font-weight: 650; font-size: 18px; text-decoration: none; }
.brand-mark { width: 22px; height: 22px; border: 2px solid var(--brass); border-radius: 50%; position: relative; display: inline-block; }
.brand-mark::after { content: ""; position: absolute; left: 50%; top: 50%; width: 6px; height: 6px; margin: -3px 0 0 -3px; border-radius: 50%; background: var(--vial); }
.open-btn, .cta {
  display: inline-block; background: var(--brass); color: #201a0c; font-weight: 600;
  padding: 9px 16px; border-radius: 10px; text-decoration: none; font-size: 14.5px;
}
.cta { padding: 12px 22px; }
h1 { font-size: 30px; line-height: 1.2; margin: 28px 0 14px; }
h2 { font-size: 22px; margin: 40px 0 10px; padding-top: 6px; border-top: 1px solid var(--ring-soft); }
h3 { font-size: 17px; margin: 24px 0 6px; }
p, li { font-size: 16px; }
.lead { font-size: 18px; color: var(--text-dim); }
a { color: var(--link); text-underline-offset: 3px; }
a.cta, a.open-btn { color: #201a0c; }
ul, ol { padding-left: 22px; }
li { margin: 6px 0; }
.toc { display: flex; flex-wrap: wrap; gap: 8px; margin: 24px 0 8px; }
.toc a { background: var(--panel); border: 1px solid var(--ring-soft); border-radius: 999px; padding: 6px 12px; font-size: 13.5px; text-decoration: none; color: var(--text); }
table { border-collapse: collapse; margin: 14px 0; width: 100%; max-width: 360px; }
th, td { text-align: left; padding: 8px 12px; border-bottom: 1px solid var(--ring-soft); font-size: 15px; }
th { color: var(--text-dim); font-weight: 600; }
.closing { margin: 36px 0 8px; }
.site-footer { padding-top: 32px; padding-bottom: 40px; color: var(--text-dim); font-size: 13.5px; }