/* 移动端适配 - 覆盖主站固定宽度 */
@media (max-width: 1024px) {
  .header-box { min-width: auto !important; }
  .header-box .header-bottom { flex-wrap: wrap; }
  .header-box .header-top { padding: 0.07rem 1rem !important; }
  .fuwurexian { width: auto !important; }
  .nav-index { flex-wrap: wrap; }
  .nav-item { padding: 0 12px !important; font-size: 14px; }
  img { max-width: 100%; height: auto; }
}
@media (max-width: 768px) {
  .header-box .header-bottom { flex-direction: column; align-items: flex-start; }
  .header-box .nav-index { width: 100%; }
  .header-box .fuwurexian { order: 2; }
  .header-box .header-top { padding: 0.07rem 0.5rem !important; }
  .model_bottom { padding: 20px 4% !important; }
  .el-row { margin: 0 -8px !important; }
  .el-col { padding: 0 8px !important; }
}
@media (max-width: 480px) {
  .nav-item { padding: 0 8px !important; font-size: 13px; }
}