:root{--void:#111018;--panel:#1d1a26;--ink:#f4f1e8;--muted:#b1acba;--amber:#ffb44a;--violet:#a794ff;--red:#ff6d61;--line:#4a4355;--max:1220px}*{box-sizing:border-box}body{margin:0;background:var(--void);color:var(--ink);font:16px/1.5 Arial,Helvetica,sans-serif}a{color:inherit}.shell{width:min(calc(100% - 38px),var(--max));margin:auto}.top{border-bottom:1px solid var(--line);background:rgba(17,16,24,.96);position:sticky;top:0;z-index:8}.nav{min-height:76px;display:flex;align-items:center;gap:26px}.brand{text-decoration:none;font-weight:900;letter-spacing:-.045em;font-size:1.25rem}.brand i{display:inline-block;width:22px;height:22px;border:2px solid var(--amber);margin-right:9px;vertical-align:-3px;transform:rotate(45deg)}.links{display:flex;gap:21px;margin-left:auto}.links a{text-decoration:none;text-transform:uppercase;letter-spacing:.12em;font-size:.7rem;color:var(--muted)}.badge{border:1px solid var(--amber);color:var(--amber);padding:7px 9px;font:700 .65rem ui-monospace,monospace;text-transform:uppercase}.hero{padding:78px 0 54px;border-bottom:1px solid var(--line);position:relative;overflow:hidden}.hero:after{content:'';position:absolute;width:500px;height:500px;border:1px solid var(--line);border-radius:50%;right:-120px;top:80px;opacity:.55}.eyebrow{display:flex;justify-content:space-between;font:700 .68rem ui-monospace,monospace;text-transform:uppercase;letter-spacing:.14em;color:var(--amber)}.hero h1{font-size:clamp(3.4rem,9vw,8.5rem);line-height:.82;letter-spacing:-.09em;max-width:970px;margin:54px 0 30px;position:relative;z-index:1}.hero h1 span{color:var(--violet)}.hero p{max-width:750px;font-size:clamp(1.15rem,2vw,1.6rem);color:var(--muted);position:relative;z-index:1}.section{padding:68px 0;border-bottom:1px solid var(--line)}.section-head{display:grid;grid-template-columns:200px 1fr;gap:34px;margin-bottom:32px}.label{text-transform:uppercase;font:700 .68rem ui-monospace,monospace;letter-spacing:.14em;color:var(--amber)}.section h2{font-size:clamp(2.4rem,5vw,4.8rem);line-height:.88;letter-spacing:-.075em;margin:0}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:15px}.card{background:var(--panel);border:1px solid var(--line);padding:24px}.card h3{font-size:1.35rem;line-height:1.05;margin:10px 0}.card p{color:var(--muted)}.amber{background:var(--amber);color:var(--void);border-color:var(--amber)}.amber p,.violet p{color:var(--void)}.violet{background:var(--violet);color:var(--void);border-color:var(--violet)}.metric{font-size:clamp(2.7rem,5vw,5rem);font-weight:900;letter-spacing:-.085em;line-height:1}.metric small{display:block;font:700 .68rem/1.25 ui-monospace,monospace;letter-spacing:.1em;text-transform:uppercase;margin-top:11px}.slate{display:grid;grid-template-columns:180px 1fr;gap:24px;background:var(--panel);border:1px solid var(--line);padding:24px}.slate-mark{font:900 1.5rem ui-monospace,monospace;color:var(--amber)}.slate h3{margin:0 0 8px;font-size:1.4rem}.slate p{margin:0;color:var(--muted)}.classes{display:grid;grid-template-columns:repeat(7,1fr);gap:2px;background:var(--line);border:1px solid var(--line)}.class{background:var(--panel);padding:18px 12px;min-height:178px}.class:nth-child(4n){background:#272131}.class b{font:900 2.7rem ui-monospace,monospace;color:var(--amber)}.class strong{display:block;margin:8px 0;font-size:.8rem}.class span{display:block;color:var(--muted);font-size:.78rem}.diagram{background:#0a090e;border:1px solid var(--line);padding:24px}.diagram svg{width:100%;height:auto}.diagram text{fill:var(--ink);font:700 13px ui-monospace,monospace}.diagram .frame{fill:none;stroke:var(--violet);stroke-width:3}.diagram .grid{stroke:#3d3747;stroke-width:1}.diagram .ray{stroke:var(--amber);stroke-width:2}.route{text-decoration:none;min-height:190px;position:relative}.route:hover{border-color:var(--amber);background:#26212f}.route span:last-child{position:absolute;right:18px;bottom:14px;font-size:1.8rem}.page-hero{padding:70px 0 40px;border-bottom:1px solid var(--line)}.page-hero h1{font-size:clamp(3.3rem,8vw,7.5rem);line-height:.84;letter-spacing:-.08em;margin:20px 0}.article{display:grid;grid-template-columns:200px minmax(0,820px);gap:50px;padding:56px 0}.article aside{color:var(--muted);font:700 .7rem/1.6 ui-monospace,monospace}.article h2{font-size:2.4rem;line-height:.9;letter-spacing:-.06em;margin:0 0 20px}.article h3{font-size:1.35rem;margin-top:34px}.article p,.article li{font-size:1.04rem}.data{width:100%;border-collapse:collapse;background:var(--panel)}th,td{text-align:left;padding:13px 12px;border-bottom:1px solid var(--line);vertical-align:top}th{text-transform:uppercase;font:700 .67rem ui-monospace,monospace;letter-spacing:.12em;color:var(--amber)}.callout{border-left:7px solid var(--amber);background:#282331;padding:20px}.callout b{color:var(--amber)}.note{color:var(--muted);font:.74rem/1.5 ui-monospace,monospace;border-top:1px solid var(--line);padding-top:11px;margin-top:20px}.footer{padding:42px 0 60px;color:var(--muted)}@media(max-width:820px){.links,.badge{display:none}.section-head,.grid-2,.grid-3,.article{grid-template-columns:1fr}.classes{grid-template-columns:repeat(2,1fr)}.class{min-height:140px}.slate{grid-template-columns:1fr}.hero{padding-top:50px}.hero h1{font-size:4.2rem}.article{gap:20px}}