:root{color-scheme:light;--ink:#142b2b;--muted:#4d6260;--paper:#f6f7f0;--line:#ccd5cb;--green:#244c3b;--accent:#dcf589}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.65 system-ui,sans-serif}a{color:var(--green);text-underline-offset:4px}a:hover{text-decoration-thickness:2px}button,input,select{font:inherit}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.6}.shell{max-width:1160px;margin:auto;padding:0 28px}header{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:24px 0;border-bottom:1px solid var(--line)}.brand{display:flex;gap:12px;align-items:center;font-weight:750;text-decoration:none;color:var(--ink)}.brand small{display:block;font:11px/1.6 monospace;letter-spacing:1.6px}nav{display:flex;gap:24px;font-size:14px}.private{background:#e7ecde;text-align:center;padding:8px;font:12px/1.5 monospace}.hero{padding:84px 0 64px;display:grid;grid-template-columns:1.3fr 1fr;gap:70px;align-items:start}.eyebrow{font:12px/1.6 monospace;letter-spacing:1.8px;text-transform:uppercase;color:var(--green)}h1{font-size:clamp(38px,5vw,68px);line-height:1.06;letter-spacing:-3px;font-weight:650;margin:22px 0 28px}h2{font-size:32px;line-height:1.2;letter-spacing:-1px}h3{font-size:20px;line-height:1.35}p{max-width:72ch}.lede{font-size:20px;color:var(--muted)}.button{display:inline-flex;align-items:center;justify-content:center;background:var(--green);color:#fff;border:0;border-radius:6px;padding:14px 22px;text-decoration:none;font-weight:650}.secondary{background:transparent;color:var(--green);border:1px solid var(--line)}.row{display:flex;gap:12px;flex-wrap:wrap;margin:26px 0}.note{font-size:14px;color:var(--muted)}.system{background:var(--ink);color:#e9efdd;padding:28px;border-radius:12px}.system .eyebrow{color:var(--accent)}.node{padding:18px;border:1px solid #49615a;border-radius:6px;margin:10px 0}.node small{display:block;color:#b1c8be}.arrow{text-align:center;color:var(--accent);font-size:22px}.system-foot{font-size:12px;color:#c6d7ce;font-family:monospace}.band{padding:54px 0;border-top:1px solid var(--line)}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}.card{padding:24px;border:1px solid var(--line);border-radius:8px}.card h3{margin-top:0}.pill{font:12px monospace;background:#e3ebd7;border-radius:20px;padding:5px 10px;display:inline-block}.author{display:flex;align-items:center;gap:18px;padding:26px 0;max-width:760px}.author .avatar{width:64px;height:64px;border-radius:50%;background:#dfe9d7;display:grid;place-items:center;font-size:22px;flex-shrink:0}.author p{margin:4px 0}.article{max-width:820px;margin:auto;padding:52px 0}.article h1{font-size:48px}.article section{padding:18px 0;border-bottom:1px solid var(--line)}.answer{border-left:4px solid var(--green);padding:16px 22px;background:#e9eee0}.toc{padding:20px;background:#e9eee0}.toc a{display:block;font-size:15px}pre{overflow:auto;background:#162d2a;color:#f0f5e9;padding:20px;border-radius:6px;font-size:14px;line-height:1.5}code{font-family:ui-monospace,monospace}table{width:100%;border-collapse:collapse;font-size:14px}th,td{padding:12px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}.table-wrap{overflow:auto}footer{border-top:1px solid var(--line);padding:30px 0;margin-top:60px;display:flex;justify-content:space-between;gap:24px;font-size:13px}.skip{position:absolute;top:-100px}.skip:focus{top:10px;background:#fff;padding:10px;z-index:10}:focus-visible{outline:3px solid #a55d22;outline-offset:3px}.lab-controls{display:flex;flex-wrap:wrap;gap:10px}.lab-controls button{padding:10px;border:1px solid var(--line);border-radius:4px;background:#fff}label{display:block;margin:15px 0}input,select{padding:10px;max-width:100%;border:1px solid var(--line)}[hidden]{display:none!important}@media(max-width:760px){body{font-size:16px}.shell{padding:0 20px}header{align-items:flex-start;gap:15px}nav{gap:12px;flex-wrap:wrap;font-size:12px}.hero{grid-template-columns:1fr;padding:48px 0;gap:28px}h1{letter-spacing:-1.8px}.grid{grid-template-columns:1fr;gap:16px}.band{padding:36px 0}.article h1{font-size:36px}.article{padding:34px 0}footer{flex-wrap:wrap}.system{padding:20px}.brand small{font-size:9px}.brand img{width:30px;height:30px}h2{font-size:27px}.table-wrap{max-width:calc(100vw - 40px)}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}