body{margin:0;background:#fff;font:13px/1.6 "Microsoft YaHei",Tahoma,sans-serif;color:#333}.embed{display:flex;flex-direction:column;box-sizing:border-box;padding:14px;gap:10px;min-height:100vh}.st{font-size:12px;color:#9ca3af}.tb{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.btn{border:0;padding:6px 14px;background:#ff5000;color:#fff;font-size:13px;cursor:pointer;border-radius:2px}.btn.ghost{background:#fff;color:#ff5000;border:1px solid #ff5000}.btn.ghost:hover{background:#fff5f0}.btn:disabled{opacity:.45;cursor:not-allowed}.filebtn{display:inline-block;margin:0;cursor:pointer}label{font-size:12px;color:#6b7280;display:flex;align-items:center;gap:4px}select,input[type=number]{border:1px solid #e5e7eb;padding:4px 6px;outline:none;font-size:12px;border-radius:2px}select:focus,input:focus{border-color:#ff5000}.drop{border:1px dashed #ff5000;background:#fff8f4;padding:14px;text-align:center;color:#ff5000;border-radius:4px}.list{border:1px dashed #d5dbe0;border-radius:4px;padding:8px;max-height:140px;overflow:auto}.list.empty{display:flex;align-items:center;justify-content:center;color:#999;min-height:48px}.item{display:flex;align-items:center;gap:8px;padding:4px 0;border-bottom:1px solid #f2f4f6;font-size:12px}.item img{width:20px;height:20px;object-fit:contain;background:#fafafa;border:1px solid #eee}.item .nm{flex:1;word-break:break-all;color:#555}.item .del{border:0;background:none;color:#d33;cursor:pointer;font-size:14px;line-height:1}.msg{font-size:12px;color:#6b7280;min-height:16px}.preview{border:1px solid #e5e7eb;padding:10px;background:#fafafa;overflow:auto;min-height:60px}#cv{image-rendering:pixelated;max-width:100%;background:linear-gradient(45deg,#eee 25%,transparent 25%) 0 0/12px 12px,linear-gradient(-45deg,#eee 25%,transparent 25%) 0 6px/12px 12px,linear-gradient(45deg,transparent 75%,#eee 75%) 6px -6px/12px 12px,linear-gradient(-45deg,transparent 75%,#eee 75%) -6px 0/12px 12px,#fff}.code{width:100%;box-sizing:border-box;min-height:120px;padding:8px;border:1px solid #e5e7eb;font:12px/1.5 Consolas,Menlo,monospace;resize:vertical;background:#fff;border-radius:2px}