body{margin:0;background:#fff;font:13px/1.6 "Microsoft YaHei",Tahoma,sans-serif;color:#333}.embed{display:flex;flex-direction:column;min-height:100vh;box-sizing:border-box;padding:16px;gap:14px;width:min(560px,100%)}.st{font-size:12px;color:#9ca3af}.tb{display:flex;gap:8px;flex-wrap:wrap;align-items:center}label{font-size:12px;color:#6b7280;display:flex;align-items:center;gap:4px}input[type=number]{width:80px;padding:4px 8px;border:1px solid #e5e7eb;outline:none;font:13px Consolas,Menlo,monospace;background:#fff}input[type=number]:focus{border-color:#ff5000}.btn{border:0;padding:7px 16px;background:#ff5000;color:#fff;font-size:13px;cursor:pointer}.btn.ghost{background:#fff;color:#ff5000;border:1px solid #ff5000}.btn.ghost:hover{background:#fff5f0}textarea{width:100%;box-sizing:border-box;min-height:150px;padding:10px;border:1px solid #e5e7eb;outline:none;font:12px/1.6 Consolas,Menlo,monospace;resize:vertical;background:#fafafa}textarea:focus{border-color:#ff5000}.r{background:#fff;border:1px solid #e5e7eb;padding:10px;min-height:20px;font:12px/1.8 Consolas,Menlo,monospace;white-space:pre-wrap;word-break:break-all}