:root{--bg:#F6F2FA;--card:#fff;--fg:#24132F;--muted:#5E4D6B;--line:#E4D8EE;--brand:#7C3AED;--mark:#FFF0D6;--mark-fg:#6B3A00;
  --f:"Montserrat",system-ui,-apple-system,"Segoe UI",sans-serif}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#140B1F;--card:#1F1430;--fg:#F3EAFB;--muted:#BBA7CF;--line:#3A2752;--brand:#C4A0FF;--mark:#3A2A0C;--mark-fg:#F5C36B;color-scheme:dark}}
:root[data-theme="dark"]{--bg:#140B1F;--card:#1F1430;--fg:#F3EAFB;--muted:#BBA7CF;--line:#3A2752;--brand:#C4A0FF;--mark:#3A2A0C;--mark-fg:#F5C36B;color-scheme:dark}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:15px/1.65 var(--f)}
a{color:var(--brand)}
.top{display:flex;justify-content:space-between;align-items:center;gap:12px;max-width:1180px;margin:0 auto;padding:16px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;color:var(--fg);text-decoration:none}
.brand img{display:block;height:32px;width:auto}
.layout{display:grid;grid-template-columns:250px minmax(0,1fr);gap:24px;max-width:1180px;margin:0 auto;padding:0 16px 48px}
.nav{position:sticky;top:16px;align-self:start;font-size:13.5px}
.nav ul{list-style:none;margin:0 0 14px;padding:0}
.nav li a{display:block;padding:4px 8px;border-radius:8px;color:var(--fg);text-decoration:none}
.nav li a:hover{background:var(--line)}
.nav a[aria-current="page"]{background:var(--line);font-weight:600}
.nav__label{font-size:12px;font-weight:700;color:var(--muted);margin:0 0 4px 8px}
main{min-width:0}
article{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:24px 28px;max-width:78ch}
h1{font-size:28px;line-height:1.2;margin:0 0 6px}
h2{font-size:19px;margin:28px 0 8px}
h3{font-size:16px;margin:20px 0 6px}
p,ul,ol{margin:0 0 12px}
.meta{color:var(--muted);font-size:13px}
.draft{background:var(--mark);color:var(--mark-fg);border-radius:14px;padding:12px 16px;margin:0 0 16px;max-width:78ch;font-size:14px}
.callout{border-left:3px solid var(--brand);padding:6px 14px;margin:0 0 14px;color:var(--muted)}
mark{background:var(--mark);color:var(--mark-fg);border-radius:4px;padding:0 4px}
.tbl{overflow-x:auto;margin:0 0 14px}
table{border-collapse:collapse;width:100%;font-size:14px}
th,td{text-align:left;vertical-align:top;padding:7px 9px;border-bottom:1px solid var(--line)}
th{font-size:12.5px;color:var(--muted)}
code{font-size:13px}
.foot{max-width:1180px;margin:0 auto;padding:0 16px 32px;color:var(--muted);font-size:13px}
@media (max-width:820px){.layout{grid-template-columns:minmax(0,1fr)}.nav{position:static}article{padding:18px}}