:root{color-scheme:light dark;--bg:#ede9dc;--surface:#faf6eb;--ink:#243239;--muted:#506168;--line:#acb6ad;--accent:#235966;--signal:#efb75a;--dark:#17292f;--green:#ccebdd;--radius:12px;font-family:'Helvetica Neue',Arial,sans-serif}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-size:17px;line-height:1.6}a{color:var(--accent);text-underline-offset:4px}a:hover{text-decoration-thickness:2px}button,input,textarea,select{font:inherit}button,.button{display:inline-block;border:1px solid var(--accent);border-radius:5px;background:var(--accent);color:var(--surface);padding:.65rem 1rem;text-decoration:none;cursor:pointer}button:disabled{opacity:.5;cursor:wait}button.secondary,.button.secondary{background:transparent;color:var(--accent)}input,textarea,select{background:var(--surface);color:var(--ink);border:1px solid var(--line);border-radius:4px;padding:.6rem;width:100%}textarea{min-height:240px;font-family:monospace;font-size:13px}label{display:block;font-weight:600;margin:.7rem 0 .3rem}:focus-visible{outline:3px solid #8460ae;outline-offset:4px}.skip{position:absolute;left:-1000px}.skip:focus{left:12px;top:12px;background:var(--surface);padding:1rem;z-index:10}header{border-bottom:1px solid var(--line);background:var(--surface)}.bar{max-width:1200px;margin:auto;padding:18px 28px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{font-size:19px;font-weight:750;color:var(--ink);text-decoration:none;letter-spacing:-.5px}.brand span{display:inline-block;width:14px;height:14px;border:3px solid var(--accent);margin-right:12px;transform:rotate(45deg)}nav{display:flex;gap:20px;flex-wrap:wrap;font-size:14px}main{max-width:1200px;margin:auto;padding:54px 28px 80px}h1,h2,h3{line-height:1.08;letter-spacing:-.035em}h1{font-size:clamp(2.5rem,6vw,5.2rem);font-weight:650;max-width:950px;margin:.3em 0}h2{font-size:clamp(1.7rem,3vw,2.8rem);margin:1.3em 0 .5em}h3{font-size:1.4rem}.eyebrow,.mono,.badge{font-family:ui-monospace,'Courier New',monospace}.eyebrow{text-transform:uppercase;letter-spacing:.13em;color:var(--muted);font-size:12px}.intro{font-size:21px;max-width:740px;margin-bottom:30px}.muted{color:var(--muted)}.layout{display:grid;grid-template-columns:1.3fr .7fr;gap:36px;align-items:start}.panel,.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px}.cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin:26px 0}.card h2{font-size:30px;margin:.4em 0}.badge{display:inline-block;padding:3px 9px;border-radius:4px;background:var(--bg);font-size:12px}.status{min-height:1.7em;color:var(--muted)}.error{color:#ad4729}.key{font:12px/1.6 ui-monospace,monospace;overflow-wrap:anywhere}.actions{display:flex;gap:12px;flex-wrap:wrap;margin:20px 0}.card footer{padding:14px 0 0;border-top:1px solid var(--line);margin-top:18px;font-size:13px}body>footer{max-width:1200px;margin:auto;padding:25px 28px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}.notice{border-left:3px solid var(--signal);padding:8px 18px;margin:22px 0}.scene{width:100%;height:min(64vh,650px);display:block;border-radius:12px;background:#13262a;touch-action:none}.scene-frame{background:var(--dark);border-radius:14px;padding:10px;border:1px solid #47625c}.scene-toolbar{color:var(--green);display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;padding:10px 8px}.scene-toolbar button{border-color:#739b91;background:#234640;color:#e8f5e5}.split{display:grid;grid-template-columns:minmax(240px, .75fr) minmax(0,1.25fr);gap:24px}.topics button{display:block;text-align:left;width:100%;margin:8px 0;background:var(--surface);color:var(--ink);border-color:var(--line)}.topics button[aria-pressed=true]{background:var(--dark);color:var(--green)}.reading{min-height:440px}.reading h2{margin-top:0}.reading .related{display:flex;gap:8px;flex-wrap:wrap;margin-top:26px}.reading .related button{font-size:14px}.prose{max-width:900px}.prose p{max-width:78ch}.prose table{border-collapse:collapse;width:100%;font-size:14px;display:block;overflow-x:auto}.prose th,.prose td{border:1px solid var(--line);padding:10px;text-align:left;vertical-align:top}.prose th{background:var(--surface)}pre{background:var(--dark);color:var(--green);padding:18px;border-radius:6px;overflow:auto;font-size:13px}code{font-family:ui-monospace,monospace;font-size:.86em;overflow-wrap:anywhere}details{margin:15px 0}summary{cursor:pointer;font-weight:600}.compact h1{font-size:clamp(2.3rem,5vw,3.8rem)}.resource{display:grid;grid-template-columns:1fr auto;gap:12px;padding:14px 0;border-bottom:1px solid var(--line)}.resource p{margin:5px 0;font-size:14px}.read-status{font-size:13px}.filter{max-width:600px}#more{margin-bottom:25px}
@media(prefers-color-scheme:dark){:root{--bg:#14242a;--surface:#203239;--ink:#f2ecdc;--muted:#bfd0cb;--line:#527169;--accent:#a6e1d5;--dark:#0f1e24}.button,button{color:#14242a}.error{color:#ffa68b}}
@media(max-width:700px){.bar{align-items:flex-start;flex-direction:column;padding:16px 20px}nav{gap:10px 18px}.cards,.layout,.split{grid-template-columns:1fr}main{padding:34px 20px 55px}.intro{font-size:18px}.panel,.card{padding:20px}.scene{height:390px}.reading{min-height:0}h1{font-size:42px}.resource{grid-template-columns:1fr}.scene-toolbar{font-size:13px}.prose table{font-size:13px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}