.firstgroup_box,
.secondgroup_box {
  min-height: 30px;
  padding: 10px 20px;
  background-color: #fff;
  box-shadow: 0 4px 15px 1px rgba(6, 75, 179, 0.06);
  display: flex;
  align-items: center;
}

.firstgroup_box .firstgroup_box_prov,
.secondgroup_box .secondgroup_box_area {
  color: #0e62ff;
  display: inline-block;
  min-width: 60px;
}

.firstgroup_box .firstgroup_box_group,
.secondgroup_box .secondgroup_box_group {
  width: 100%;
  /* display: grid;
    grid-template-columns: repeat(auto-fit, 110px);
    gap: 10px 0; */
}

.firstgroup_box .firstgroup_item,
.secondgroup_box .secondgroup_item,
.pro_box .pro_item {
  height: 28px;
  box-shadow: 0px 4px 15px 1px rgba(6, 75, 179, 0.06);
  border-radius: 1px;
  border: solid 1px #ced1e2;
  margin-left: -1px;
  float: left;
  margin-bottom: 3px;
}

.firstgroup_box .firstgroup_item.active,
.firstgroup_box .firstgroup_item:hover,
.secondgroup_box .secondgroup_item.active,
.secondgroup_box .secondgroup_item:hover,
.pro_box .pro_item.active,
.pro_box .pro_item:hover {
  background-color: #0e62ff;
  border-color: #0e62ff;
  box-shadow: 0 4px 15px 1px rgba(6, 75, 179, 0.06);
  border-radius: 1px;
  color: #fff;
}
.firstgroup_box a,
.secondgroup_box a,
.pro_box a,
.firstgroup_box .firstgroup_item,
.secondgroup_box .secondgroup_item,
.pro_box .pro_item {
  color: #495057;
  min-width: 120px;
  padding: 0 5px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-size: 12px;
}
.firstgroup_box a:hover,
.secondgroup_box a:hover,
.pro_box a:hover,
.firstgroup_box .firstgroup_item:hover a,
.secondgroup_box .secondgroup_item:hover a,
.pro_box .pro_item:hover a {
  color: #fff;
}
/* ==================== PC 端优化 (≥992px) ==================== */
@media (min-width: 992px) {
    /* 让「省份」和「区域」两个分组并排 */
    .firstgroup_box,
    .secondgroup_box {
        display: inline-flex;
        width: calc(50% - 12px);    /* 留出间距 */
        vertical-align: top;
        box-sizing: border-box;
        margin-right: 12px;
    }
    .secondgroup_box {
        margin-right: 0;
        margin-left: 12px;
    }

    /* 标签列不收缩 */
    .firstgroup_box .firstgroup_box_prov,
    .secondgroup_box .secondgroup_box_area {
        flex-shrink: 0;
        min-width: 55px;
        font-weight: 600;
    }

    /* 选项容器：改用 flex 布局，支持自动换行 */
    .firstgroup_box .firstgroup_box_group,
    .secondgroup_box .secondgroup_box_group {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;                  /* 项目间距 */
        width: auto;               /* 覆盖原 width:100% */
        flex: 1;
        align-items: center;
    }

    /* 选项按钮：取消浮动，调整为自适应宽度 */
    .firstgroup_box .firstgroup_item,
    .secondgroup_box .secondgroup_item {
        float: none;
        margin-left: 0;            /* 移除负外边距，改用 gap */
        margin-bottom: 0;
        min-width: 0;              /* 允许内容收缩 */
        width: auto;
        padding: 0 18px;           /* 增加左右内边距，观感更舒适 */
        height: 30px;              /* 略微增高，匹配 PC 端操作习惯 */
        border-radius: 4px;        /* 增加圆角 */
        transition: all 0.2s ease;
    }

    /* 选项文字：取消固定最小宽度，让按钮宽度自然 */
    .firstgroup_box .firstgroup_item a,
    .secondgroup_box .secondgroup_item a {
        min-width: 0;
        padding: 0;
    }

    /* 鼠标悬停微调（非激活状态） */
    .firstgroup_box .firstgroup_item:not(.active):hover,
    .secondgroup_box .secondgroup_item:not(.active):hover {
        background-color: #f0f4ff;
        border-color: #a0b8ff;
    }

    /* 可选：让激活项更突出 */
    .firstgroup_box .firstgroup_item.active,
    .secondgroup_box .secondgroup_item.active {
        background-color: #0e62ff;
        border-color: #0e62ff;
        color: #fff;
    }
}