:root{color-scheme:light;--ink:#202b34;--muted:#566573;--line:#d5dfe5;--accent:#145b68;--wash:#f1f5f6;--warn:#795200;--error:#a02727}*{box-sizing:border-box}body{margin:0;background:var(--wash);color:var(--ink);font:15px/1.65 system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif}main{max-width:1180px;margin:auto;padding:28px 24px 60px}header{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:20px}h1{font-size:30px;line-height:1.2;margin:4px 0 12px}h2{font-size:18px;margin:0 0 14px}h3{font-size:15px;margin:0 0 6px}p{margin:8px 0}.eyebrow{font-size:12px;color:var(--accent);letter-spacing:.14em}.card{padding:22px;background:white;border:1px solid var(--line);border-radius:12px;margin:16px 0}.workspace{display:grid;grid-template-columns:minmax(260px,.8fr) minmax(340px,1.2fr);gap:18px;align-items:start}.workspace .card{margin:0}.row,nav,.balances{display:flex;flex-wrap:wrap;gap:10px;align-items:center}label{display:block;margin:10px 0}input,select,button{font:inherit}input,select{border:1px solid #9bafb9;border-radius:6px;padding:8px;background:white;color:var(--ink)}input[type=search],.catalog label select{width:100%}input[type=number]{width:150px;display:block}.catalog>select{width:100%;min-height:310px;padding:5px}.catalog option{padding:6px}button{border:1px solid var(--accent);border-radius:6px;background:var(--accent);color:white;cursor:pointer;padding:8px 13px}button:disabled{background:#e9eef0;border-color:#cbd4d8;color:#64737b;cursor:not-allowed}a{color:var(--accent)}button:focus-visible,input:focus-visible,select:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #e0aa21;outline-offset:3px}.pre,pre{white-space:pre-wrap;overflow-wrap:anywhere}pre{font:13px/1.7 ui-monospace,Consolas,monospace;background:#f7f9fa;border-radius:6px;padding:12px;max-height:400px;overflow:auto}.muted,.reason{color:var(--muted);font-size:13px}.warning{color:var(--warn)}.error{color:var(--error)}.success{color:#17613f}.balance{background:#edf4f5;border-radius:6px;padding:7px 12px}.action{padding:13px 0;border-bottom:1px solid #e7edef}.action:last-child{border-bottom:0}.danger{border-color:#dfb7b0}.danger button{background:#8b3430;border-color:#8b3430}.danger button:disabled{background:#eee7e6;color:#796d6c;border-color:#d5c8c5}[hidden]{display:none!important}#status{padding:10px 14px;border-left:3px solid var(--accent);background:white}#decomposeArea{margin-top:18px;padding-top:10px;border-top:1px solid var(--line)}#history p{font-size:13px;border-bottom:1px solid #edf0f2;padding:7px 0}details{margin-top:12px}summary{cursor:pointer}@media(max-width:740px){main{padding:18px 14px 40px}header{display:block}header nav{margin-top:14px}.workspace{grid-template-columns:1fr}.card{padding:17px}.catalog>select{min-height:235px}h1{font-size:26px}}