/* 左侧栏目 - 两级子栏目导航样式 */

.list-nav-multi {
    overflow: hidden;
}

.list-nav-multi .list-nav-item {
    position: relative;
}

.list-nav-multi > .list-nav-item > a.list-nav-parent,
.list-nav-multi > .list-nav-item > a:not(.list-nav-parent) {
    position: relative;
    padding-right: 36px;
}

.list-nav-multi .list-nav-sub > .list-nav-item > a.list-nav-parent {
    padding-right: 36px;
}

/* 展开/收起箭头 - 右侧独立点击区域，仅覆盖标题行 */
.list-nav-multi .has-sub > .list-nav-arrow {
    position: absolute;
    right: 0;
    top: 0;
    width: 36px;
    height: 60px;
    cursor: pointer;
    z-index: 5;
}

.list-nav-multi .list-nav-sub > .has-sub > .list-nav-arrow {
    height: 46px;
}

.list-nav-multi .has-sub > .list-nav-arrow::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 7px;
    height: 7px;
    margin: -5px 0 0 -5px;
    border-right: 2px solid #999;
    border-bottom: 2px solid #999;
    transform: rotate(45deg);
    transform-origin: center center;
    transition: transform 0.2s ease, border-color 0.2s ease;
    box-sizing: border-box;
}

.list-nav-multi .has-sub.open > .list-nav-arrow::after {
    margin-top: -2px;
    transform: rotate(-135deg);
    border-color: #7a0270;
}

.list-nav-multi .has-sub.active > .list-nav-arrow::after {
    border-color: #7a0270;
}

/* 一级子栏目容器 */
.list-nav-multi .list-nav-sub {
    display: none;
    width: 100%;
    background: #f0ebe0;
    border-top: 1px solid #e0d8c8;
}

.list-nav-multi > .list-nav-item.has-sub.open > .list-nav-sub {
    display: block;
}

.list-nav-multi .list-nav-sub > .list-nav-item > a {
    display: block;
    width: auto;
    line-height: 26px;
    padding: 10px 36px 10px 12%;
    text-align: left;
    font-size: 15px;
    color: #555;
    border-left: 3px solid transparent;
}

.list-nav-multi .list-nav-sub > .list-nav-item > a:hover,
.list-nav-multi .list-nav-sub > .list-nav-item.active > a {
    color: #7a0270;
    background: #fff;
    border-left-color: #7a0270;
}

/* 二级子栏目 */
.list-nav-multi .list-nav-sub2 {
    display: none;
    width: 100%;
    background: #e8e2d4;
    border-top: 1px solid #d8d0c0;
}

.list-nav-multi .list-nav-item.has-sub.open > .list-nav-sub2 {
    display: block;
}

.list-nav-multi .list-nav-sub2 > li {
    position: relative;
}

.list-nav-multi .list-nav-sub2 > li > a {
    display: block;
    width: auto;
    line-height: 24px;
    padding: 8px 10px 8px 20%;
    text-align: left;
    font-size: 14px;
    color: #666;
    border-left: 3px solid transparent;
}

.list-nav-multi .list-nav-sub2 > li > a:hover,
.list-nav-multi .list-nav-sub2 > li.active > a {
    color: #7a0270;
    background: #fff;
    border-left-color: #7a0270;
}

/* 当前页高亮 - 顶级栏目 */
.list-nav-multi > .list-nav-item.active > a.list-nav-parent,
.list-nav-multi > .list-nav-item.active > a:not(.list-nav-parent) {
    width: 312px;
    border-left: 4px solid #7a0270;
    color: #7a0270;
    padding-right: 4px;
    background: #fff;
}

/* 大屏适配 */
@media screen and (min-width: 1300px) {
    .list-nav-multi .list-nav-sub > .list-nav-item > a:hover {
        width: auto;
        padding-right: 36px;
    }

    .list-nav-multi .list-nav-sub2 > li > a:hover {
        width: auto;
    }
}