:root{color-scheme:dark;--bg:#17171b;--panel:#222228;--ink:#f5f0e8;--muted:#b5b0a7;--line:#3b393f;--accent:#ecc481;--soft:#3a3020;--bad:#ffb8ab}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 system-ui,sans-serif}body.light{color-scheme:light;--bg:#f7f4ed;--panel:#fffdf9;--ink:#302b25;--muted:#71685c;--line:#ddd5c7;--accent:#865c13;--soft:#f5e7ca;--bad:#a53729}button,select,input{font:inherit;background:var(--panel);color:var(--ink);border:1px solid var(--line);border-radius:7px;padding:9px 12px}button{cursor:pointer}button:hover{border-color:var(--accent)}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--accent);outline-offset:2px}button:disabled{color:var(--muted);background:var(--bg);cursor:default}main{display:grid;grid-template-columns:265px 1fr;min-height:100vh}aside{border-right:1px solid var(--line);padding:32px 23px;display:flex;flex-direction:column}.brand{font-size:23px;letter-spacing:-.8px;font-weight:650;display:flex;gap:12px;margin-bottom:42px}.eyebrow{font-size:10px;font-weight:700;letter-spacing:2px;color:var(--muted)}nav button{width:100%;text-align:left;border-color:transparent;margin:5px 0;padding:13px}nav button.active{background:var(--soft);border-color:var(--accent)}nav small{display:block;color:var(--muted);margin-top:3px;font-size:11px}.aside-note{margin-top:auto;padding-top:40px;color:var(--muted);font-size:12px}.workspace{padding:30px 40px;max-width:1450px}.top{display:flex;justify-content:space-between;align-items:center;margin-bottom:35px}h1{font-size:clamp(27px,3vw,39px);letter-spacing:-1.4px;margin:10px 0}h2{font-size:19px;margin:0}h3{font-size:12px;text-transform:uppercase;letter-spacing:1px;color:var(--accent);margin:0 0 8px}p{margin:8px 0}.muted,.empty{color:var(--muted)}.intro{max-width:700px;font-size:17px;margin-bottom:28px}.badge{display:inline-block;font-size:10px;border:1px solid var(--line);padding:3px 9px;border-radius:20px;color:var(--accent)}.contract{display:grid;grid-template-columns:1fr 1fr;gap:16px}.rule{background:var(--panel);border:1px solid var(--line);padding:18px;border-radius:10px}.rule p{font-size:13px}.roles{margin:25px 0}.role{display:grid;grid-template-columns:170px 1fr;gap:20px;border-bottom:1px solid var(--line);padding:12px 0;font-size:13px}.role strong{color:var(--accent)}.role span{color:var(--muted)}.lab{margin-top:32px;border:1px solid var(--line);background:var(--panel);border-radius:12px;padding:23px}.panel-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.lab>.muted{font-size:13px;max-width:700px}form{display:flex;align-items:end;flex-wrap:wrap;gap:13px;margin:23px 0}label{display:flex;flex-direction:column;gap:6px;font-size:11px;color:var(--muted)}select{min-width:220px}input{width:115px}.primary{background:var(--soft);color:var(--accent);border-color:var(--accent)}.result-head{padding:15px;background:var(--soft);border-radius:8px}.result-head strong{font-size:16px;text-transform:capitalize;color:var(--accent)}.result-head p{font-size:13px}.result-head .owner{color:var(--muted)}.replay{display:flex;align-items:center;gap:12px;margin:18px 0;font-size:12px}.step{display:grid;grid-template-columns:30px 115px 1fr 70px;gap:12px;padding:13px 0;border-bottom:1px solid var(--line);font-size:13px}.step strong{color:var(--accent)}.step small{color:var(--muted)}.footnote{font-size:11px;color:var(--muted);margin:20px 0}#error{color:var(--bad);padding:12px;border:1px solid var(--bad)}@media(max-width:1100px){main{grid-template-columns:230px 1fr}.workspace{padding:25px}.step{grid-template-columns:25px 90px 1fr}.step small{grid-column:3}.role{grid-template-columns:140px 1fr}}@media(max-width:720px){main{display:block}aside{padding:20px;border-right:0;border-bottom:1px solid var(--line)}.brand{margin-bottom:15px;font-size:22px}aside>.eyebrow,.aside-note{display:none}nav{display:flex;overflow:auto;gap:6px}nav button{min-width:175px;margin:0;font-size:12px}.workspace{padding:20px 15px}.top{margin-bottom:25px}.contract{grid-template-columns:1fr}.role{grid-template-columns:110px 1fr;gap:12px}.lab{padding:16px}form{gap:12px}label:first-child{width:100%}select{width:100%}.step{grid-template-columns:20px 75px 1fr;font-size:12px;gap:8px}.panel-head h2{font-size:17px}.replay{flex-wrap:wrap}}