:root{--bg:#F6F3EC;--paper:#FFFFFF;--ink:#1B2420;--muted:#5E6B64;--line:#E1DCD0;--accent:#1F6B4C;--mark:#FFF1B8;--mark-ink:#5A4300}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){--bg:#0F1613;--paper:#182019;--ink:#E4EBE6;--muted:#97A49C;--line:#2B372F;--accent:#5CC094;--mark:#4A3B0A;--mark-ink:#FFE08A}}
:root[data-theme="dark"]{--bg:#0F1613;--paper:#182019;--ink:#E4EBE6;--muted:#97A49C;--line:#2B372F;--accent:#5CC094;--mark:#4A3B0A;--mark-ink:#FFE08A}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"IBM Plex Sans",-apple-system,"Segoe UI",Roboto,Arial,sans-serif;font-size:16px;line-height:1.6}
a{color:var(--accent)}
.wrap{max-width:760px;margin:0 auto;padding:28px 16px 48px}
nav{display:flex;flex-wrap:wrap;gap:6px 16px;font-size:14px;margin-bottom:22px}
nav a{text-decoration:none;color:var(--muted);padding:4px 0;border-bottom:2px solid transparent}
nav a.on{color:var(--ink);border-color:var(--accent);font-weight:600}
article{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:28px 24px}
h1{font-family:"Fraunces",Georgia,serif;font-weight:700;font-size:32px;line-height:1.15;margin:0 0 6px;letter-spacing:-.01em}
.ver{color:var(--muted);font-size:14px;margin:0 0 20px}
.lead{font-size:17px}
h2{font-size:18px;margin:28px 0 8px}
ul,ol{padding-left:22px} li{margin:4px 0}
table{width:100%;border-collapse:collapse;font-size:14.5px;margin:10px 0;display:block;overflow-x:auto}
th,td{text-align:left;vertical-align:top;border-top:1px solid var(--line);padding:8px 10px 8px 0}
th{font-weight:600;white-space:nowrap}
mark.dc{background:var(--mark);color:var(--mark-ink);border-radius:4px;padding:0 3px}
footer{color:var(--muted);font-size:13px;margin-top:18px;text-align:center}
@media (max-width:560px){article{padding:20px 16px} h1{font-size:26px} th{white-space:normal}}
@media print{body{background:#fff} nav,footer{display:none} article{border:0;padding:0}}