:root {
  --bg: #f6f9ff;
  --bg-soft: #edf4ff;
  --warm-mid: #8aa6cf;
  --warm-light: #c8d8f1;
  --warm-pale: #e5efff;
  --warm-ink: #2f5f9f;
  --ink: #06224a;
  --accent: #006dff;
  --accent-light: #2f8fff;
  --accent-pale: #8fc1ff;
  --accent-deep: #003b8f;
  --accent-bg: #dbeaff;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { background: var(--bg); color: var(--ink); font-family: 'Inter', sans-serif; -webkit-font-smoothing: antialiased; line-height: 1.7; }
body { padding: 48px 32px 96px; min-height: 100vh; }
.container { max-width: 1080px; margin: 0 auto; }
.topbar { display: flex; justify-content: space-between; align-items: baseline; padding-bottom: 24px; border-bottom: 1px solid var(--warm-light); margin-bottom: 48px; flex-wrap: wrap; gap: 14px; }
.topbar h1 { font-size: 13px; font-weight: 600; letter-spacing: 0.2em; text-transform: uppercase; }
.topbar a { color: var(--accent); text-decoration: none; font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; }
.topbar a:hover { text-decoration: underline; }
h1.lead { font-family: 'Cormorant Garamond', serif; font-size: 56px; font-weight: 300; letter-spacing: -0.02em; line-height: 1; margin-bottom: 14px; }
.lead em { font-style: italic; color: var(--accent); }
.sub { font-size: 14px; color: var(--warm-ink); max-width: 720px; margin-bottom: 48px; }
article { font-family: 'Inter', sans-serif; }
article h1 { font-family: 'Cormorant Garamond', serif; font-size: 42px; font-weight: 300; letter-spacing: -0.02em; margin: 48px 0 16px; line-height: 1.1; }
article h2 { font-family: 'Cormorant Garamond', serif; font-size: 28px; font-weight: 400; margin: 48px 0 14px; padding-bottom: 8px; border-bottom: 1px solid var(--warm-light); letter-spacing: -0.01em; }
article h3 { font-size: 18px; font-weight: 600; margin: 32px 0 10px; color: var(--accent-deep); letter-spacing: 0.01em; }
article h4 { font-size: 14px; font-weight: 600; margin: 24px 0 8px; color: var(--warm-ink); text-transform: uppercase; letter-spacing: 0.06em; }
article p { margin-bottom: 14px; color: var(--ink); }
article ul, article ol { margin: 0 0 16px 28px; }
article li { margin-bottom: 6px; }
article code { background: var(--bg-soft); padding: 2px 6px; border-radius: 3px; font-family: 'JetBrains Mono', monospace; font-size: 12.5px; color: var(--accent-deep); }
article pre { background: var(--bg-soft); padding: 16px 20px; border-radius: 6px; overflow-x: auto; margin-bottom: 18px; border: 1px solid var(--warm-pale); font-family: 'JetBrains Mono', monospace; font-size: 12px; line-height: 1.6; }
article pre code { background: none; padding: 0; color: var(--ink); font-size: 12px; }
article table { border-collapse: collapse; margin: 14px 0 24px; font-size: 13px; width: 100%; }
article th { text-align: left; padding: 10px 14px; border-bottom: 2px solid var(--warm-light); font-weight: 600; color: var(--warm-ink); text-transform: uppercase; font-size: 10px; letter-spacing: 0.1em; }
article td { padding: 10px 14px; border-bottom: 1px solid var(--warm-pale); }
article tr:hover td { background: var(--bg-soft); }
article strong { font-weight: 600; }
article em { font-style: italic; }
article hr { border: none; border-top: 1px solid var(--warm-light); margin: 32px 0; }
article blockquote { border-left: 3px solid var(--accent); padding-left: 18px; color: var(--warm-ink); margin: 14px 0; font-style: italic; }
article a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
article a:hover { color: var(--accent-deep); }
.mermaid { background: #fff; border: 1px solid var(--warm-light); border-radius: 6px; padding: 32px; margin: 24px 0; overflow: auto; }
footer { margin-top: 96px; padding-top: 24px; border-top: 1px solid var(--warm-light); font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.16em; color: var(--warm-ink); text-transform: uppercase; }