*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --midnight: #0B1525;
  --surface: #122035;
  --teal: #00D4B4;
  --text-primary: #E8F4F2;
  --text-secondary: #7A9EC0;
  --text-muted: #3D6080;
  --border: rgba(255,255,255,0.07);
  --border-teal: rgba(0,212,180,0.25);
}
html { scroll-behavior: smooth; }
body {
  background: var(--midnight);
  color: var(--text-primary);
  font-family: 'DM Sans', sans-serif;
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
.container { max-width: 820px; margin: 0 auto; padding: 60px 24px 80px; }
header.site-header {
  border-bottom: 1px solid var(--border);
  padding: 20px 24px;
  text-align: center;
}
header.site-header a.brand {
  color: var(--teal);
  text-decoration: none;
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.04em;
}
h1 {
  font-family: 'Playfair Display', serif;
  font-weight: 900;
  font-size: clamp(32px, 5vw, 48px);
  line-height: 1.15;
  margin-bottom: 12px;
}
.updated {
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 40px;
  display: block;
}
h2 {
  font-family: 'Playfair Display', serif;
  font-weight: 700;
  font-size: 24px;
  color: var(--teal);
  margin: 36px 0 12px;
}
p, li { color: var(--text-secondary); margin-bottom: 14px; }
ul, ol { padding-left: 22px; margin-bottom: 14px; }
a { color: var(--teal); }
strong { color: var(--text-primary); }
footer.site-footer {
  border-top: 1px solid var(--border);
  padding: 30px 24px;
  text-align: center;
  color: var(--text-muted);
  font-size: 14px;
}
footer.site-footer a {
  color: var(--text-secondary);
  text-decoration: none;
  margin: 0 12px;
}
footer.site-footer a:hover { color: var(--teal); }
.back {
  display: inline-block;
  margin-top: 30px;
  color: var(--teal);
  text-decoration: none;
  font-family: 'Syne', sans-serif;
  font-weight: 600;
}