:root{--ivory:#f4ead8;--paper:#fbf7ef;--brown:#3f281d;--gold:#b48234;--line:#d9c7a5;--ink:#2f2119}*{box-sizing:border-box}body{margin:0;background:#e9dfcf;color:var(--ink);font-family:Georgia,'Times New Roman',serif}header{height:92px;background:rgba(45,29,21,.97);color:#f8edd9;display:flex;align-items:center;justify-content:space-between;padding:12px 30px;border-bottom:1px solid #8c6530}.brand{font-size:38px;font-style:italic;letter-spacing:.02em}.sub{font:12px Arial,sans-serif;letter-spacing:.34em;margin-left:4px;color:#d7b97e}button,.upload{font:600 13px Arial,sans-serif;letter-spacing:.04em;border:1px solid #9b7440;background:#4d3325;color:#fff6e8;padding:11px 14px;border-radius:7px;cursor:pointer;transition:.2s}button:hover,.upload:hover{transform:translateY(-1px);background:#65452f}.secondary{background:transparent;color:var(--brown);width:100%;margin-top:9px}.upload{display:block;text-align:center;background:var(--brown);position:relative}.upload input{position:absolute;inset:0;opacity:0;cursor:pointer}main{display:grid;grid-template-columns:290px minmax(520px,1fr) 300px;gap:14px;padding:14px;min-height:calc(100vh - 92px)}aside,.workspace{background:var(--paper);border:1px solid #d7c5a4;border-radius:12px;box-shadow:0 9px 28px rgba(56,39,26,.10)}aside{padding:22px;overflow:auto}.left h2,.right h2{margin:0 0 8px;font-size:24px}.intro{line-height:1.5;color:#6e5949;font-size:14px}.divider{height:1px;background:var(--line);margin:22px 0}.left h3{text-transform:uppercase;letter-spacing:.12em;font-size:13px}.product{display:grid;grid-template-columns:70px 1fr;gap:12px;border-top:1px solid #e2d4bd;padding:14px 0}.product img{width:70px;height:58px;object-fit:contain;background:#eee3d2;border-radius:7px}.product h4{margin:0 0 4px;font-size:15px}.product p{margin:0 0 8px;color:#7a6554;font-size:12px}.productActions{display:flex;gap:7px}.productActions button{padding:7px 9px;font-size:11px}.workspace{padding:12px;display:flex;flex-direction:column}.canvasWrap{position:relative;flex:1;display:flex;align-items:center;justify-content:center;min-height:560px;background:#28211d;border-radius:9px;overflow:hidden}canvas{display:block;max-width:100%;max-height:70vh;touch-action:none;background:#cfc5b4}.hint{position:absolute;left:15px;bottom:12px;background:rgba(35,25,19,.72);color:white;font:12px Arial,sans-serif;padding:8px 10px;border-radius:6px}.toolbar{display:flex;flex-wrap:wrap;gap:7px;padding-top:11px}.toolbar button{background:#f2e7d4;color:#3c2a20;border-color:#cab28e;padding:9px 10px}.right{min-width:0}.specTitle{font-size:27px;margin:0 0 4px}.dims{font:700 15px Arial,sans-serif;color:#7c5a2c;margin:8px 0 16px}.detailImage{width:100%;border-radius:8px;border:1px solid #d6c2a3;margin:8px 0 14px}.right h4{margin:16px 0 7px;text-transform:uppercase;letter-spacing:.1em;font-size:12px}.right ul{padding-left:18px;line-height:1.55;font-size:14px}.right p{line-height:1.55;color:#6e5949}@media(max-width:1050px){main{grid-template-columns:245px 1fr}.right{grid-column:1/-1}.canvasWrap{min-height:500px}}@media(max-width:760px){header{height:78px;padding:9px 14px}.brand{font-size:30px}header button{padding:9px}main{display:block;padding:8px}.left,.workspace,.right{margin-bottom:9px}.canvasWrap{min-height:390px}.toolbar button{flex:1 1 29%}.modalGrid{grid-template-columns:1fr}}