:root{color-scheme:light dark;--bg:#f7f3ea;--card:#fffdf8;--ink:#25241f;--muted:#625e53;--line:#d6d0c2;--accent:#756025;--wash:#eee7d8}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 system-ui,-apple-system,sans-serif}main{max-width:1180px;margin:auto;padding:40px 24px}header{max-width:780px;margin-bottom:32px}.eyebrow{font-size:11px;letter-spacing:.18em;font-weight:700;color:var(--accent)}h1{font:clamp(32px,5vw,54px)/1.13 Georgia,serif;margin:16px 0}h2{font-size:19px;margin:0 0 18px}h3{font-size:14px;margin-top:26px}header p,#description,.note,footer{color:var(--muted)}.layout{display:grid;grid-template-columns:minmax(270px,.9fr) minmax(300px,1.1fr);gap:22px}.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:26px;min-width:0}label{display:block;font-size:13px;font-weight:650;margin:14px 0 5px}input,select{width:100%;min-height:44px;padding:10px 12px;border:1px solid var(--line);border-radius:7px;background:var(--bg);color:var(--ink);font:inherit}button{min-height:44px;padding:10px 16px;border:1px solid var(--line);border-radius:7px;color:var(--ink);background:var(--wash);cursor:pointer;font:600 14px system-ui}button:disabled{opacity:.5;cursor:not-allowed}button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:3px}#run{color:#fff;background:var(--accent);border-color:var(--accent)}.actions{display:flex;gap:12px;margin-top:22px}.note,footer{font-size:12px}.result-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.result-head h2{margin:0}#result{font:clamp(25px,4vw,42px)/1.25 Georgia,serif;padding:30px 0;overflow-wrap:anywhere}#status{font-size:13px;border-top:1px solid var(--line);padding-top:16px}.error{color:#a42b21!important}pre{white-space:pre-wrap;overflow-wrap:anywhere;font:12px/1.7 ui-monospace,monospace;background:var(--bg);padding:16px;border-radius:8px}summary{cursor:pointer;font-size:13px;font-weight:600}li{font-size:13px;margin-bottom:8px}ul{padding-left:20px}.bar-row{display:grid;grid-template-columns:35px 1fr 90px;align-items:center;gap:10px;font:12px ui-monospace,monospace;margin:10px 0}progress{width:100%;accent-color:var(--accent)}footer{margin-top:26px}@media(max-width:700px){main{padding:24px 16px}.layout{grid-template-columns:1fr}.card{padding:20px}h1{font-size:36px}}@media(prefers-color-scheme:dark){:root{--bg:#171713;--card:#20211c;--ink:#f0eddf;--muted:#b7b3a4;--line:#414236;--accent:#9a7d35;--wash:#303127}.error{color:#ffb3a8!important}}

[hidden]{display:none!important}
#insights{border-top:1px solid var(--line);margin-top:24px;padding-top:4px}
.insight-summary{font-size:14px;line-height:1.75}
.precision-status{padding:12px 14px;border-left:3px solid var(--accent);background:var(--wash);font-size:14px;font-weight:650}
.contribution-row{display:grid;grid-template-columns:60px minmax(0,1fr) 72px;gap:12px;align-items:center;font-size:13px;margin:12px 0}
.contribution-row span:last-child{text-align:right;font-variant-numeric:tabular-nums}
.requirement{border:1px solid var(--line);border-radius:8px;padding:12px;font-size:13px;overflow-wrap:anywhere}
.scenario-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.scenario{background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:14px}
.scenario h4{font-size:13px;margin:0 0 8px}.scenario p{margin:8px 0}.scenario-metric{font-size:20px;font-weight:650;overflow-wrap:anywhere}
@media(max-width:420px){.scenario-grid{grid-template-columns:1fr}}