:root { color-scheme: light dark; --bg: #f7f1ff; --text: #261438; --muted: #6b6076; --accent: #7636de; --rule: #e6daf5; }
    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; }
    .page { max-width: 760px; margin: 0 auto; padding: 24px 24px 56px; }
    header, footer { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 12px 24px; }
    header { padding-bottom: 18px; border-bottom: 1px solid var(--rule); }
    .brand { color: var(--text); font-size: 1.1rem; font-weight: 700; letter-spacing: .01em; text-decoration: none; }
    a { color: var(--accent); text-underline-offset: .15em; }
    a:hover { text-decoration-thickness: 2px; }
    a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
    main { padding-top: 22px; }
    h1, h2, h3 { line-height: 1.25; }
    h1 { font-size: clamp(2rem, 5vw, 2.5rem); margin: 0 0 12px; }
    h2 { color: var(--accent); font-size: 1.38rem; margin: 42px 0 12px; scroll-margin-top: 20px; }
    h3 { font-size: 1.07rem; margin: 22px 0 8px; }
    p, ul, ol { margin: 0 0 16px; }
    ul, ol { padding-left: 1.5rem; }
    li + li { margin-top: 6px; }
    .dates { color: var(--muted); margin-bottom: 28px; }
    .dates span { display: block; }
    nav.toc { border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); padding: 18px 0 12px; }
    nav.toc h2 { color: var(--text); font-size: 1.05rem; margin: 0 0 12px; }
    nav.toc ol { margin-bottom: 0; }
    .table-wrap { overflow-x: auto; }
    footer { border-top: 1px solid var(--rule); margin-top: 48px; padding-top: 20px; color: var(--muted); font-size: .93rem; }
    footer nav { display: flex; flex-wrap: wrap; gap: 8px 18px; }
    table { border-collapse: collapse; width: 100%; min-width: 670px; margin-bottom: 16px; }
    th, td { border-bottom: 1px solid var(--rule); padding: 10px 12px; text-align: left; vertical-align: top; }
    th { color: var(--accent); font-weight: 700; }
    @media (prefers-color-scheme: dark) {
      :root { --bg: #1b1325; --text: #f5edff; --muted: #cfc0df; --accent: #c39aff; --rule: #49345c; }
    }
    @media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }