body{
    /*background-color: #f5f5f5;*/
}
.banner-section{
    max-height: 600px;
    overflow: hidden;
}
.banner-container{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.breadcrumb-section{
    padding: 20px 0;
}
.breadcrumb-container{
    max-width: 1226px;
    margin: 0 auto;
    /* padding: 0 40px; */
}
.breadcrumb-container a{
    color: #333;
}
.breadcrumb-container a:hover{
    color: #000;
}
.breadcrumb-container span{
    color: #999;
}

/* 文章列表区域样式 */
.article-list-section {
    /*background-color: #fff;*/
    /*padding: 40px 0;*/
}

.article-container {
    max-width: 1226px;
    margin: 0 auto;
    /*padding: 0 40px;*/
}

/* 顶部导航样式 */
.article-nav {
    margin-bottom: 30px;
    border-bottom: 1px solid #e5e5e5;
}

.nav-tabs {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-tabs li {
    margin-right: 40px;
}

.nav-tab {
    display: block;
    padding: 15px 0;
    color: #333;
    text-decoration: none;
    font-size: 16px;
    position: relative;
    transition: color 0.3s;
}

.nav-tab:hover {
    color: #e74c3c;
}

.nav-tab.active {
    color: #e74c3c;
}

.nav-tab.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: #e74c3c;
}

/* 主要内容区域 */
.article-content {
    display: flex;
    gap: 40px;
}

.article-main {
    flex: 1;
}

/* 视频卡片列表样式 */
.video-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

.video-card {
    background-color: #fff;
    border-radius: 5px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.video-card:hover {
    transform: translateY(-5px);
}

.video-thumbnail {
    position: relative;
    overflow: hidden;
}

.video-thumbnail img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #fff;
    font-size: 50px;
    opacity: 0.8;
    transition: all 0.3s ease;
}

.video-card:hover .play-button {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.1);
}

.video-info {
    padding: 15px;
    display: flex;
}

.video-time{
    color: #fff;
    font-size: 14px;
    margin-bottom: 5px;
    min-width: 80px;
    background: #911101;
    text-align: center;
    margin-right: 10px;
    border-radius: 20px;
}

.video-title{
    position: absolute;
    bottom: 15px;
    left: 15px;
    right: 15px;
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    line-height: 1.4;
    z-index: 2;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.video-desc {
    color: #333;
    font-size: 14px;
    line-height: 1.4;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

@media (max-width: 1024px) {
    .article-container {
        padding: 0 20px;
    }
    
    .nav-tabs li {
        margin-right: 30px;
    }
    
    .nav-tab {
        font-size: 15px;
    }
}

@media (max-width: 768px) {
    .main-content{
        /* margin-top: 60px; */
    }

    .breadcrumb-section{
        padding: 10px 0;
    }

    .breadcrumb-container{
        padding: 0 10px;
    }
    
    .nav-tabs {
        flex-wrap: wrap;
    }
    
    .nav-tabs li {
        margin-right: 20px;
        margin-bottom: 10px;
    }
    
    .nav-tab {
        font-size: 14px;
        padding: 10px 0;
    }
}