/* 面包屑导航 */
.breadcrumb-nav {
    padding: 20px 0;
    color: #666;
}

.breadcrumb-nav a {
    color: #666;
    text-decoration: none;
}

.breadcrumb-nav a:hover {
    color: var(--mainColor);
}

/* 内容布局 */
.content-wrapper {
    display: flex;
    gap: 20px;
    margin: 0 0 20px;
}

/* 左侧导航 */
.left-nav {
    width: 240px;
    flex-shrink: 0;
    text-align: center;
}

.nav-section {
    border: 1px solid #c5c5c5;
}

.nav-header {
    padding: 15px 20px;
    background: #DFDFDF;
    color: var(--mainColorText);
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
}

.nav-header.active {
    background: var(--mainColor);
    color: #FFFFFF;
}

.nav-list {
    display: none;
    list-style: none;
    padding: 0;
    margin: 0;
    /* border: 1px solid #eee; */
}

.nav-list.active {
    display: block;
}

.nav-list li a {
    display: block;
    padding: 12px 20px;
    color: #333;
    text-decoration: none;
    transition: all 0.3s ease;
    border-top: 1px solid var(--lineColor);
}

.nav-list li a:hover {
    color: var(--mainColor);
}

/* 子页面banner样式 */
.sub-banner {
    width: 100%;
    height: 350px;
    overflow: hidden;
    position: relative;
}

.sub-banner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.right-content {
    flex: 1;
}