/* CSS Document */
/* 二级导航面包屑 */
.breadcrumb {
    background-color: #f5f9ff;
    padding: 10px 0;
    margin-bottom: 20px;
}

.breadcrumb-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 17px;
    display: flex;
    align-items: center;
    font-size: 18px;
}

.breadcrumb-item {
    color: #666;
}

.breadcrumb-separator {
    margin: 0 8px;
    color: #999;
}

.breadcrumb-item.active {
    color: #3c71cf;
    font-weight: bold;
}
/* 主要内容区域 */
.container {
    max-width: 1300px;
    margin: 0 auto 30px;
    padding: 0 17px;
}

.content-layout {
    display: flex;
    gap: 20px;
}

/* 左侧栏目导航 */
.sidebar {
    width: 250px;
    background-color: white;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    border-radius: 5px;
    overflow: hidden;
}

.sidebar-title {
    height: 35px;
    background-color: #3c71cf;
    color: white;
    display: flex;
    align-items: center;
    padding-left: 15px;
    font-size: 16px;
    font-weight: bold;
}

.category-list {
    padding: 10px 0;
}

.category-item {
    padding: 10px 15px;
    border-bottom: 1px dashed #eee;
    transition: all 0.3s;
    cursor: pointer;
    display: flex;
    align-items: center;
}

.category-item::before {
    content: "•";
    color: #3c71cf;
    margin-right: 8px;
    font-size: 18px;
}

.category-item:hover {
    color: #3c71cf;
    background-color: #f5f9ff;
}

.category-item.active {
    color: #3c71cf;
    background-color: #e6f0ff;
    font-weight: bold;
}

 /* 右侧文章列表 */
.article-list {
    flex: 1;
    background-color: white;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    border-radius: 5px;
    overflow: hidden;
}

.list-header {
    height: 35px;
    background-color: #3c71cf;
    color: white;
    display: flex;
    align-items: center;
    padding-left: 15px;
    font-size: 16px;
    font-weight: bold;
}

.articles {
    padding: 15px;
}

.article-item {
    padding: 12px 0;
    border-bottom: 1px dashed #eee;
    transition: all 0.3s;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.article-item:hover {
    background-color: #f9f9f9;
}

.article-title {
    font-size: 15px;
    color: #333;
    display: flex;
    align-items: center;
    flex: 1;
}

.article-logo {
    width: 16px;
    height: 16px;
    margin-right: 8px;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    flex-shrink: 0;
}

.article-date {
    font-size: 13px;
    color: #999;
    white-space: nowrap;
    margin-left: 15px;
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    margin-top: 20px;
    padding: 10px 0;
}

.page-item {
    margin: 0 5px;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #ddd;
    border-radius: 3px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s;
}

.page-item:hover {
    background-color: #f5f5f5;
}

.page-item.active {
    background-color: #3c71cf;
    color: white;
    border-color: #3c71cf;
}