:root{--bg:#1b1b1d;--panel:#232326;--text:#d4d4d8;--muted:#8e8e96;--head:#f4f4f5;--line:#34343a;--warn:#e0a458}
@media (prefers-color-scheme:light){:root{--bg:#fafaf9;--panel:#f0efec;--text:#2b2b2e;--muted:#6b6b72;--head:#111113;--line:#d9d8d4;--warn:#9a5b00}}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font:17px/1.7 Georgia,"Times New Roman",serif}
a{color:var(--head);text-underline-offset:3px}
a:focus-visible{outline:2px solid var(--warn);outline-offset:3px}
.wrap{max-width:680px;margin:0 auto;padding:48px 24px 72px}
.back{font:14px system-ui,sans-serif;color:var(--muted);text-decoration:none}
.back:hover{color:var(--head)}
h1{font:600 34px/1.2 system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--head);margin:28px 0 6px;letter-spacing:-.01em}
.updated{font:14px system-ui,sans-serif;color:var(--muted);margin:0 0 28px}
.summary{background:var(--panel);border-left:3px solid var(--warn);padding:16px 20px;margin:0 0 36px;border-radius:0 6px 6px 0}
.summary p{margin:0}
h2{font:600 20px/1.3 system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--head);margin:40px 0 8px}
p,ul{margin:0 0 16px}
ul{padding-left:22px}
li{margin-bottom:6px}
.nav{margin-top:56px;padding-top:20px;border-top:1px solid var(--line);font:14px system-ui,sans-serif;display:flex;gap:24px;flex-wrap:wrap}
.nav a{color:var(--muted);text-decoration:none}
.nav a:hover,.nav a[aria-current]{color:var(--head)}
@media (max-width:520px){body{font-size:16px}h1{font-size:28px}.wrap{padding:32px 18px 56px}}