/* 主体内容样式 */
.main {
    background-color: #f5f5f5;
    padding: 20px 0;
}

.main__inner {
    width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
}

/* 面包屑导航 */
.breadcrumb {
    width: 100%;
    padding: 10px;
    background-color: #fff;
    margin-bottom: 20px;
}

.breadcrumb__item {
    color: #666;
}

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

.breadcrumb__item a:hover {
    color: #1e50ae;
}

.breadcrumb__separator {
    margin: 0 5px;
    color: #666;
}

/* 左侧导航 */
.sidebar {
    width: 240px;
    background-color: #fff;
    margin-right: 20px;
}

.sidebar__header {
    background-color: #1e50ae;
    color: #fff;
    padding: 15px 20px;
}

.sidebar__header h2 {
    font-size: 18px;
    font-weight: bold;
}

.sidebar__nav {
    padding: 10px 0;
}

.sidebar__item {
    padding: 12px 20px;
    border-bottom: 1px solid #eee;
}

.sidebar__item:last-child {
    border-bottom: none;
}

.sidebar__item a {
    color: #333;
    text-decoration: none;
    display: block;
}

.sidebar__item--active,
.sidebar__item:hover {
    background-color: #f0f6ff;
}

.sidebar__item--active a,
.sidebar__item:hover a {
    color: #1e50ae;
}

/* 右侧内容 */
.content {
    flex: 1;
    background-color: #fff;
    padding: 20px;
}

.content__header {
    border-bottom: 1px solid #eee;
    padding-bottom: 15px;
    margin-bottom: 20px;
}

.content__title {
    font-size: 24px;
    font-weight: bold;
    color: #333;
    margin-bottom: 10px;
}

.content__meta {
    color: #999;
    font-size: 14px;
}

.content__date,
.content__views {
    margin-right: 20px;
}

.content__body {
    line-height: 1.8;
    color: #333;
}

.content__body p {
    margin-bottom: 15px;
    text-indent: 2em;
}

.content__body p:last-child {
    margin-bottom: 0;
}