:root{--bg:#0b1220;--panel:#111a2b;--line:#243653;--text:#e6edf7;--muted:#9aabc2;--cyan:#22d3ee;--green:#a3e635;--violet:#a78bfa;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 8% -10%,rgba(34,211,238,.14),transparent 30rem),var(--bg);color:var(--text);line-height:1.65}a{color:var(--cyan);text-decoration:none}a:hover{text-decoration:underline}.topbar{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:66px;padding:0 24px;border-bottom:1px solid var(--line);background:rgba(11,18,32,.9);backdrop-filter:blur(14px)}.brand{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:800;letter-spacing:.08em;text-transform:uppercase;font-size:13px}.brand:hover{text-decoration:none}.brand img{width:30px;height:30px;object-fit:contain}.topnav{display:flex;gap:18px;flex-wrap:wrap;font-size:12px}.topnav a{color:var(--muted)}.shell{display:grid;grid-template-columns:250px minmax(0,1fr);gap:36px;max-width:1240px;margin:0 auto;padding:28px 24px 60px}.sidebar{position:sticky;top:90px;align-self:start;max-height:calc(100vh - 110px);overflow:auto;border-right:1px solid var(--line);padding-right:18px}.side-title{margin:20px 0 7px;color:var(--green);font:700 10px/1.4 ui-monospace,Consolas,monospace;text-transform:uppercase;letter-spacing:.12em}.side-title:first-child{margin-top:0}.sidebar a{display:block;padding:4px 0;color:var(--muted);font-size:12px;line-height:1.45}.sidebar a.active,.sidebar a:hover{color:var(--cyan)}.content{min-width:0;max-width:860px}.source-link{display:flex;justify-content:flex-end;margin-bottom:16px;font-size:11px;color:var(--muted)}.content h1,.content h2,.content h3,.content h4{line-height:1.2;letter-spacing:-.025em;scroll-margin-top:90px}.content h1{font-size:clamp(2rem,5vw,3.4rem);margin:.2em 0 .55em}.content h2{font-size:1.65rem;margin-top:2.1em;padding-top:.35em;border-top:1px solid var(--line)}.content h3{font-size:1.2rem;margin-top:1.7em}.content p,.content li{color:#c4d0e0}.content strong{color:var(--text)}.content code{padding:2px 5px;border-radius:5px;background:#08101c;color:var(--green);font:600 .88em ui-monospace,Consolas,monospace}.content pre{padding:16px;border:1px solid var(--line);border-radius:12px;background:#08101c;overflow:auto}.content pre code{padding:0;background:none;color:#cfe7ff;font-weight:400}.content table{width:100%;border-collapse:collapse;margin:22px 0;font-size:13px}.content th,.content td{padding:9px 11px;border:1px solid var(--line);text-align:left;vertical-align:top}.content th{background:var(--panel);color:var(--text)}.content blockquote{margin:20px 0;padding:10px 16px;border-left:3px solid var(--violet);background:rgba(167,139,250,.07);color:#c9d4e6}.content img{max-width:100%;height:auto;border-radius:10px}.content hr{border:0;border-top:1px solid var(--line);margin:30px 0}.content a.btn{display:inline-block;padding:8px 12px;border:1px solid var(--line);border-radius:8px;color:var(--text);background:var(--panel)}.page-footer{margin-top:48px;padding-top:18px;border-top:1px solid var(--line);color:var(--muted);font-size:12px}@media(max-width:840px){.shell{display:block;padding-top:20px}.sidebar{position:static;max-height:none;border-right:0;border-bottom:1px solid var(--line);padding:0 0 16px;margin-bottom:24px}.topbar{align-items:flex-start;padding:14px 18px;flex-direction:column;gap:9px}.topnav{gap:12px}.content h1{font-size:2rem}}