:root{font-family:Arial,"Microsoft YaHei",sans-serif;color:#272231;background:#fff;font-size:14px;line-height:1.55}*{box-sizing:border-box}body{margin:0}header{padding:24px 30px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #eae6ef}h1{margin:5px 0;font-size:27px}h2{font-size:17px;margin:0 0 16px}h3{font-size:14px;margin:10px 0}p{margin:8px 0}small,.help{color:#6f657b;font-size:12px}nav{display:flex;gap:18px}a{color:#674b8a}.notice{margin:16px 24px;padding:12px 16px;border:1px solid #eadfbb;background:#fffcf3;border-radius:10px;font-size:12px}.results>.notice{margin:0 0 16px}main{display:grid;grid-template-columns:minmax(320px,.8fr) minmax(0,1.45fr);gap:24px;padding:0 24px 28px}section{border:1px solid #e7e1ed;border-radius:14px;padding:20px;margin-bottom:18px;background:#fff}label{display:grid;gap:6px;font-size:12px;color:#5d536a;margin-bottom:12px}input,select,button{font:inherit;border:1px solid #d9cfe4;border-radius:8px;min-height:40px;padding:8px 10px;background:#fff;color:#302637;min-width:0;width:100%}input:focus-visible,select:focus-visible,button:focus-visible{outline:3px solid #b5a2ce;outline-offset:2px}input[type=range]{padding:0;accent-color:#705495}button{cursor:pointer;width:auto;border-radius:22px;padding:8px 15px;font-size:12px}button:disabled{opacity:.4;cursor:not-allowed}.primary{background:#292230;color:white;width:100%;margin-top:8px}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 14px}.toolbar{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:12px}.toolbar select{width:auto}.toolbar label{display:flex;align-items:center;gap:6px;margin:0}.segment{padding-top:4px;border-top:1px solid #f1edf5}.viewer{height:390px;background:#faf9fc;border:1px solid #eee9f3;border-radius:12px;position:relative;margin:16px 0}.viewer canvas{width:100%;height:100%;display:block}.viewer #webglError{position:absolute;inset:30% 10%;padding:20px;background:white}#metrics{font-weight:600;font-size:14px;line-height:1.8}#schemeCards{display:grid;grid-template-columns:1fr 1fr;gap:12px}.scheme{text-align:left;border-radius:12px;padding:16px;background:#fbf9fd;border:1px solid #e8e0f0}.scheme.active{border:2px solid #80639e;background:#f6f1fb}.scheme b{display:block;font-size:21px;margin:8px 0}.scheme span{display:block;font-size:12px}#error{padding:12px;border:1px solid #db8077;color:#8c302d;background:#fff4f2;border-radius:10px;margin:0 0 14px}#sideDiagram{width:100%;height:auto;background:#fcfbfd}table{border-collapse:collapse;width:100%;font-size:12px}th,td{padding:9px;text-align:left;border-bottom:1px solid #eee7f3}#vehicleTable{max-height:330px;overflow:auto}[hidden]{display:none!important}@media(max-width:1000px){main{grid-template-columns:1fr}}@media(max-width:600px){header{padding:18px;display:block}header nav{margin-top:12px}.notice{margin:12px}main{padding:0 12px;gap:8px}section{padding:16px}.viewer{height:300px}h1{font-size:24px}.toolbar button{padding:7px 11px}#schemeCards{gap:8px}.scheme{padding:12px}.scheme b{font-size:18px}}

.check{display:flex;align-items:center;gap:8px}.check input{width:18px;min-height:18px;height:18px;accent-color:#705495}.legend{display:flex;gap:14px;flex-wrap:wrap;margin-top:10px;font-size:12px}.legend span{display:flex;gap:5px;align-items:center}.legend i{width:12px;height:12px;border-radius:3px;display:inline-block}#solverNotes{line-height:1.8}#schemeCards{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}

.cargo-title,.cargo-heading{display:flex;align-items:center;justify-content:space-between;gap:8px}.cargo-title h2{margin:0}.cargo-title{margin-bottom:12px}.cargo-row{border:1px solid #e7e1ed;border-left:4px solid var(--sku-color);border-radius:10px;padding:14px;margin:12px 0;background:#fcfbfd}.cargo-heading{margin-bottom:10px}.cargo-heading button{min-height:30px;padding:4px 10px;margin-left:4px}.cargo-dimensions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0 10px}.cargo-dimensions label{margin-bottom:8px}.cargo-number{font-size:13px}#cargoTotals{font-weight:600;margin:14px 0}.color-control{display:flex;align-items:center;gap:10px;margin-top:14px}.color-control select{width:auto}.legend{display:flex;flex-wrap:wrap;gap:10px;margin:10px 0}.legend span{display:inline-flex;align-items:center;gap:5px;font-size:12px}.legend i{width:12px;height:12px;border-radius:3px;display:inline-block}#currentSkuTable{overflow-x:auto}#vehicleTable td{overflow-wrap:anywhere}#currentSkuTable td:first-child{max-width:180px;overflow-wrap:anywhere}@media(max-width:600px){.cargo-title{align-items:flex-start}.cargo-dimensions{grid-template-columns:repeat(2,minmax(0,1fr))}.cargo-row{padding:10px}.color-control{flex-wrap:wrap}}