#first-page {
    background-image: url('../../../../../../../img/swiperv1.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    height: 100vh;
    width: 100%;
}
.banner-bottom-logo{
    width: 100%;
    height: auto;
    color: #fff;
    /* margin-bottom: 30px; */
    justify-content: center;
    background: url('../../../../../../../img/footerbg.png') no-repeat center center;
    background-size: cover;
    background-position: center;
    max-width: none;
    border-radius: 0;
    padding: 58px 0;
    box-sizing: border-box;
}
.banner-bottom-logo ul{
    margin-bottom: 18px;
}
.banner-bottom-logo ul li div{
    font-weight: bold;
    font-size: 20px;
    margin-bottom: 15px;
}
.banner-bottom-logo ul li p{
    font-size: 16px;
}
.banner-bottom-logo .ewm img{
    width: 121px;
    border-radius: 10px;
}
.banner-bottom-logo .ewm p{
    margin-top: 8px;
    font-size: 14px;
    text-align: center;
}
.agenda-container {
    max-width: 1200px;
    margin: 50px auto;
    padding: 20px;
    /* background-color: #f5f6fa; */
    border-radius: 10px;
    margin-top: 0;
}

.date-nav {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
    justify-content: flex-start;
    padding-left: 20px;
}

.date-btn {
    background: url('../../../../../../../img/agetab.png') no-repeat center center;
    border-radius: 30px;
    padding: 20px 105px;
    color: #fff;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: all 0.3s;
    min-width: 120px;
    text-align: center;
    font-size: 22px;
    font-weight: bold;
}

.date-btn:hover {
    transform: translateY(-2px);
}

.date-btn.active {
    background: url('../../../../../../../img/agetabactive.png') no-repeat center center;
    color: #fff;
}

.agenda-content {
    /* background-color: #fff; */
    border-radius: 8px;
    padding: 20px 30px;
    margin-bottom: 20px;
}

.agenda-time {
    color: #999;
    font-size: 16px;
    margin-bottom: 10px;
}

.agenda-title {
    font-size: 22px;
    font-weight: bold;
    margin-bottom: 20px;
    color: #333;
}

.agenda-divider {
    border-top: 1px solid #eee;
    margin: 20px 0;
}

.agenda-item {
    display: none;
    margin-bottom: 0;
    padding: 0;
    padding-left: 30px;
}

.agenda-item-time {
    color: #666;
    font-size: 14px;
    margin-bottom: 5px;
}

.agenda-item-title {
    font-size: 18px;
    margin-bottom: 20px;
}

.speaker-list {
    /* display: flex;
    flex-wrap: wrap;
    gap: 20px; */
}

.speaker {
    display: flex;
    align-items: center;
    max-width: 300px;
    margin-bottom: 16px;
}

.speaker-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    margin-right: 15px;
    object-fit: cover;
}

.speaker-info {
    flex: 1;
}

.speaker-name {
    font-weight: 600;
    margin-bottom: 5px;
}

.speaker-title {
    font-size: 12px;
    color: #666;
    line-height: 1.4;
}

.partners-item-over{
    flex-direction: row;
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    height: 140px;
}

/* 钻石合作伙伴样式 */
.diamonds .partners-item-over {
    height: 85px;
}

.diamonds .partners-item {
    height: 85px;
}

.partners-over {
    margin-bottom: 27px;
}
#partners .gold{
    width: 100%;
}
.diamonds .partners-item img{
    width: 50%;
}

.background-content{
    /* border-radius: 8px; */
    /* box-shadow: 0 5px 20px rgba(0,0,0,0.15); */
    padding: 50px;
    /* background-color: #4493cf; */
    /* color: #fff; */
    padding-top: 20px;
}
.background-content p {
    font-size: 16px;
    line-height: 2;
    text-indent: 2em; /* 添加首行缩进2个字符 */
}
.background-content p span{
    font-size: 16px;
    font-weight: bold;
}

/* 特色活动样式 */
.activity-content {
    position: relative;
    padding: 20px 0;
    max-width: 1200px;
    margin: 0 auto;
}

/* PC端轮播样式 */
.activity-swiper-container {
    width: 100%;
    position: relative;
    overflow: hidden;
    padding: 20px 0;
    margin: 0 auto;
    max-width: 1200px;
}

/* 活动卡片样式 */
.activity-slide-item {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    width: 100%;
    display: flex; /* 使用弹性布局 */
    align-items: center; /* 垂直居中 */
    justify-content: center; /* 水平居中 */
}

.activity-slide-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 25px rgba(0,0,0,0.15);
}

/* Swiper轮播样式覆盖 */
.activity-swiper-container .swiper-slide {
    transition: all 0.5s ease;
    transform: scale(0.8);
    opacity: 0.6;
    width: 480px; /* 侧边图片宽度 */
    transition-timing-function: cubic-bezier(0.165, 0.84, 0.44, 1);
}

.activity-swiper-container .swiper-slide-active {
    transform: scale(1);
    opacity: 1;
    width: 680px; /* 中间主图宽度设置为680px */
    transition-duration: 0.5s;
}

.activity-swiper-container .swiper-slide-active .activity-slide-item {
    transition: all 0.5s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.activity-slide-item img {
    width: 100%;
    max-width: 100%; /* 最大宽度100% */
    height: auto; /* 自动设置高度 */
    display: block; /* 块级显示 */
    transition: transform 0.5s ease;
}

.activity-slide-item a {
    display: block;
    width: 100%;
}

.activity-slide-item:hover img {
    transform: scale(1.05);
}

/* 活动卡片信息层 */
.activity-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px;
    background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.4) 60%, transparent 100%);
    color: #fff;
    transition: all 0.3s ease;
    z-index: 2; /* 确保在图片上方 */
}

/* Swiper容器额外样式 */
.swiper-wrapper {
    align-items: center; /* 垂直居中所有幻灯片 */
}

.swiper-slide {
    height: auto !important; /* 强制高度自适应 */
}

.activity-info h3 {
    font-size: 18px;
    margin-bottom: 10px;
    font-weight: 500;
}

.activity-info p {
    font-size: 14px;
    line-height: 1.5;
    opacity: 0.9;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 活动分页器样式 */
.activity-pagination {
    position: relative;
    margin-top: 20px;
    text-align: center;
}

.activity-pagination .swiper-pagination-bullet {
    width: 10px;
    height: 10px;
    background-color: #ccc;
    opacity: 0.5;
}

.activity-pagination .swiper-pagination-bullet-active {
    background-color: #4289db;
    opacity: 1;
}

.activity-button-prev,
.activity-button-next {
    position: absolute;
    top: 50%;
    width: 50px;
    height: 50px;
    margin-top: -25px;
    background-color: rgba(255,255,255,0.8);
    border-radius: 50%;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    z-index: 10;
    cursor: pointer;
    color: #4289db;
    display: flex;
    align-items: center;
    justify-content: center;
}

.activity-button-prev {
    left: 10px;
}

.activity-button-next {
    right: 10px;
}

/* 移动端列表样式 */
.activity-mobile-list {
    display: none;
    flex-direction: column;
    gap: 20px;
    padding: 0 15px;
    max-width: 100%;
    margin: 0 auto;
}

.activity-mobile-item {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.activity-mobile-item a {
    display: block;
    width: 100%;
}

.activity-mobile-item img {
    width: 100%;
    max-width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s ease;
}

.activity-mobile-item:hover img {
    transform: scale(1.05);
}



.agenda-title, .menu-item-over ul li a{
    color: #fff;
}
.section-title {
    color: #000;
    background: none;
    -webkit-text-fill-color: #000;
}

#partners .partners-item{
    background: rgba(255, 255, 255, 0.9);
    margin: 7px;
    width: calc(25% - 14px);
    max-width: 160px;
    min-width: 160px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
}

#partners .partners-item a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    padding: 7px;
}

#partners .partners-item img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    display: block;
    margin: 0 auto;
}

/* 特色活动区域背景和容器样式 */
#activity {
    position: relative;
    min-height: 520px;
}

.activity-bg-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden;
}

.activity-bg-container img {
    position: absolute;
}

.activity-bg-container img.one {
    top: 10%;
    left: 5%;
}

.activity-bg-container img.two {
    bottom: 15%;
    left: 8%;
}

.activity-bg-container img.three {
    top: 20%;
    right: 5%;
}

.activity-bg-container img.four {
    bottom: 10%;
    right: 8%;
}

/* u65b0u95fbu4e2du5fc3u533au57dfu6837u5f0f */
#news {
    position: relative;
    padding: 60px 0;
}

.news-bg-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden;
}

.news-bg-container img {
    position: absolute;
}

.news-bg-container img.one {
    bottom: 20%;
    left: 5%;
}

.news-bg-container img.two {
    top: 15%;
    right: 5%;
}

.news-content {
    margin-top: 40px;
    border-radius: 8px;
    /* box-shadow: 0 5px 20px rgba(0,0,0,0.15); */
    padding: 50px;
    /* background-color: #4493cf; */
}

.news-item {
    background-color: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    margin-bottom: 30px;
}

.news-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.12);
}

.news-item a {
    display: flex;
    color: inherit;
    text-decoration: none;
}

.news-image {
    width: 300px;
    height: 200px;
    overflow: hidden;
    flex-shrink: 0;
}

.news-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.news-item:hover .news-image img {
    transform: scale(1.05);
}

.news-date {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-color: #4289db;
    color: #fff;
    border-radius: 8px;
    padding: 15px;
    min-width: 60px;
    margin: 20px;
    text-align: center;
    position: absolute;
    top: 10px;
    left: 10px;
}

.news-date .day {
    font-size: 24px;
    font-weight: bold;
    line-height: 1;
}

.news-date .month {
    font-size: 14px;
    margin-top: 5px;
}

.news-info {
    flex: 1;
    padding: 20px 30px;
}

.news-info h3 {
    font-size: 20px;
    margin-bottom: 12px;
    font-weight: 500;
    color: #333;
    transition: color 0.3s;
}

.news-item:hover .news-info h3 {
    color: #4289db;
}

.news-readmore {
    display: inline-block;
    color: #4289db;
    font-size: 14px;
    font-weight: 500;
    position: relative;
    padding-right: 20px;
}

.news-readmore:after {
    content: "\2192";
    position: absolute;
    right: 0;
    transition: transform 0.3s;
}

.news-item:hover .news-readmore:after {
    transform: translateX(5px);
}



/* u60acu6d6eu626bu7801u533au57dfu6837u5f0f */
.floating-qrcode {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    background-color: white;
    padding: 15px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
    z-index: 1000;
    text-align: center;
    transition: all 0.3s ease;
}

.floating-qrcode:hover {
    transform: translateY(-50%) scale(1.05);
    box-shadow: 0 8px 25px rgba(0,0,0,0.2);
}

.floating-qrcode img {
    width: 120px;
    /* height: 120px; */
    display: block;
    margin-bottom: 10px;
}

.floating-qrcode p {
    margin: 0;
    font-size: 14px;
    font-weight: 500;
    color: #333;
}

#speaker .section-title {
    margin-bottom: 60px;
}


.agenda-table {
    font-family: Arial, "Microsoft YaHei", sans-serif;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    border-radius: 5px;
    overflow: hidden;
    border-collapse: collapse;
    width: 100%;
    margin-bottom: 30px;
    table-layout: auto;
}
.agenda-table tr {
    border-bottom: 1px solid #e6e9f0;
}
.agenda-table tr:nth-child(odd) {
    background-color: #f9fafc;
}
.agenda-table tr:hover td {
    background-color: #f0f5ff;
}
.agenda-table td {
    padding: 15px 20px;
    vertical-align: middle;
    line-height: 1.6;
}
.agenda-table td:first-child {
    width: 15%;
    text-align: center;
    font-weight: 500;
    color: #333;
}
.agenda-table td:nth-child(2) {
    width: 45%;
    font-weight: 500;
    font-size: 16px;
    color: #333;
}
.agenda-table td:last-child {
    width: 40%;
    color: #666;
    font-size: 14px;
}
/* 添加第一篇章样式 */
.chapter-title {
    color: #4289db;
    font-size: 24px;
    text-align: center;
    margin: 20px 0 30px;
    font-weight: bold;
}
/* 日期导航样式优化 */
.date-nav {
    margin-bottom: 30px;
}
.date-btn {
    padding: 20px 105px;
    border-radius: 20px;
}
.date-btn.active {
    background-color: unset;
}
.menu-content{
    background-color: rgba(39, 58, 136, 0.7);
}

#agenda .section-title{
    margin-left: 0;
    margin: 0 auto;
}
#partners .section-title, #location .section-title, #app .section-title{
    margin: 0 auto;
}
.title-decoration{
    margin: 0 15px;
    width: 350px;
}
.section-title{
    font-size: 38px;
    margin-bottom: 0;
    margin-top: 30px;
    padding: 30px 0;
}
.section-title p{
    font-size: 15px;
    color: #96939b;
    -webkit-text-fill-color: #96939b;
    text-align: center;
    font-weight: 500;
    margin-top: 10px;
    line-height: normal;
}
.speaker-content-item{
    border-radius: 8px;
}

.section{
    padding-top: 0;
    margin-bottom: 0;
}
#agenda{
    margin-bottom: 0;
}
#speaker{
    padding-top: 0;
    background: url('../../../../../../../img/speakerbg.png') no-repeat center center;
    background-size: cover;
}

#partners .gold .partners-item img {
    max-width: 100%;
}
.speaker-content-card-over .speaker-content-card:first-child, .speaker-content-card-over .speaker-content-card:nth-child(6n){
    margin-left: 10px;
}


.menu-item-over ul li a{
    padding: 5px 10px;
    border-radius: 100px;
    transition: all 0.3s ease;
}
.menu-item-over ul li a:hover{
    color: #fff;
    background-color: #2c79fb;
}
#latest-eleases .swiper-slide{
    flex-direction: row;
}
.latest-eleases-tag{
    display: none;
}

#latest-eleases .btn-over .btn-prev{
    right: 90%;
    top: 0;
}
#latest-eleases .btn-over .btn-next{
    left: 0%;
    top: 0;
}

@media (max-width: 768px) {
    .title-decoration{
        display: none;
    }
    .floating-qrcode {
        right: 10px;
        padding: 10px;
    }
    
    .floating-qrcode img {
        width: 80px;
        height: 80px;
    }
    
    .floating-qrcode p {
        font-size: 12px;
    }
}
@media (max-width: 1200px) {
    .menu-item-list{
        background-color: rgba(39, 58, 136, 1);
    }
}

/* 日程表格移动端适配 */
@media (max-width: 768px) {
    .agenda-container {
        padding: 10px;
        margin: 20px auto;
    }
    
    .date-nav {
        flex-direction: column;
        gap: 10px;
        padding-left: 0;
        align-items: center;
    }
    
    .date-btn {
        width: 80%;
        padding: 8px 15px;
        font-size: 14px;
    }
    
    .agenda-table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
        border-radius: 4px;
    }
    
    .agenda-table td {
        padding: 10px !important;
        font-size: 13px !important;
    }
    
    .agenda-table td:first-child {
        min-width: 80px;
        width: auto !important;
    }
    
    .agenda-table td:nth-child(2) {
        min-width: 150px;
        width: auto !important;
        font-size: 14px !important;
    }
    
    .agenda-table td:last-child {
        min-width: 120px;
        width: auto !important;
        font-size: 12px !important;
        white-space: normal;
    }
    
    .chapter-title {
        font-size: 18px !important;
        margin: 15px 0 20px !important;
    }
    
    /* 允许表格在小屏幕上滚动 */
    .agenda-content {
        padding: 10px;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
}

/* u79fbu52a8u7aefu9002u914d */
@media (max-width: 768px) {
    .news-item a {
        flex-direction: column;
    }
    
    .news-image {
        width: 100%;
        height: 180px;
    }
    
    .news-date {
        top: 10px;
        left: 10px;
        padding: 8px 12px;
    }
    
    .news-date .day {
        font-size: 20px;
    }
    
    .news-date .month {
        font-size: 12px;
    }
    
    .news-info {
        padding: 15px 20px;
    }
    
    .news-info h3 {
        font-size: 18px;
    }
}
/* 移动端活动卡片处理 */
@media (max-width: 768px) {
    .activity-swiper-container {
        display: none; /* 隐藏轮播 */
        padding: 10px 0;
    }
    
    .activity-mobile-list {
        display: flex; /* 显示列表视图 */
    }
    
    /* 隐藏轮播分页器和导航按钮 */
    .activity-pagination, 
    .activity-button-prev,
    .activity-button-next {
        display: none;
    }
    
    /* 移动端合作伙伴样式调整 */
    #partners .partners-item-over {
        height: auto !important;
        max-height: none;
        overflow: visible;
        justify-content: center;
    }
    
    #partners .partners-item {
        width: calc(50% - 20px); /* 每行两个 */
        min-width: 120px;
        height: auto !important;
    }
    
    #partners .diamonds .partners-item {
        width: 100% !important;
        max-width: 100%;
    }
    
    #partners .diamonds .partners-item img {
        width: 50%;
        max-width: 180px;
        margin: 0 auto;
        display: block;
    }
    
    #partners .gold {
        width: 100%;
    }
    
    /* 合作伙伴整体区域 */
    #partners .container {
        padding-left: 10px;
        padding-right: 10px;
    }
    
    #partners .partners-content {
        margin-top: 20px;
    }
    
    #partners h3 {
        font-size: 16px;
        margin-bottom: 10px;
        text-align: center;
    }
}

/* 平板端活动卡片处理 */
@media (min-width: 769px) and (max-width: 1024px) {
    .activity-swiper-container .swiper-slide {
        width: 400px;
    }
    
    .activity-swiper-container .swiper-slide-active {
        width: 550px;
    }
    
    /* 平板端合作伙伴样式调整 */
    #partners .partners-item-over {
        height: auto !important;
        max-height: none;
    }
    
    #partners .partners-item {
        width: calc(33.33% - 20px); /* 每行三个 */
    }
    
    /* 在平板端保持钻石合作伙伴的特殊样式 */
    #partners .diamonds .partners-item-over {
        height: auto !important;
    }
    
    #partners .diamonds .partners-item {
        width: 80% !important;
        margin: 0 auto;
        height: auto !important;
    }
}

@media (min-width: 1200px) {
    #partners .gold .partners-item {
        width: calc(42% - 91px);
        max-width: 160px;
        min-width: 160px;
    }

    #partners .swiper-slide{
        display: inline-block;
    }
    #partners .diamonds{
        width: 35%;
    }
    
    /* 确保钻石合作伙伴在PC端有固定高度 */
    .diamonds .partners-item-over {
        height: 85px !important;
    }
    
    .diamonds .partners-item {
        height: 85px !important;
    }
}

/* 演讲嘉宾轮播样式 */
.speaker-swiper-container {
    position: relative;
    width: 100%;
    padding: 20px 0;
    overflow: hidden;
}

.speaker-swiper-container .swiper-slide {
    width: 100%;
}

.speaker-content-card-over {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    gap: 20px;
    padding: 0 10px;
}

.speaker-content-card {
    width: calc(20% - 15px);
    margin-bottom: 20px;
    background: none;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    border: none;
    color: #fff;
}

.speaker-content-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.speaker-pagination {
    position: relative;
    margin-top: 20px;
    text-align: center;
}

.speaker-pagination .swiper-pagination-bullet {
    width: 10px;
    height: 10px;
    background-color: #ccc;
    opacity: 0.5;
}

.speaker-pagination .swiper-pagination-bullet-active {
    background-color: #4289db;
    opacity: 1;
}

.speaker-button-prev,
.speaker-button-next {
    position: absolute;
    top: 50%;
    width: 40px;
    height: 40px;
    margin-top: -20px;
    background-color: rgba(255,255,255,0.8);
    border-radius: 50%;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    z-index: 10;
    cursor: pointer;
    color: #4289db;
    display: flex;
    align-items: center;
    justify-content: center;
}

.speaker-button-prev {
    left: 10px;
}

.speaker-button-next {
    right: 10px;
}

.speaker-button-prev:after,
.speaker-button-next:after {
    font-size: 20px;
}
.speaker-content-card-item{
    text-align: center;
}
.speaker-content-card-item .card-item{
    width: 100%;
}
.latest-eleases-content .backgroundImage{
    height: 100%;
    object-fit: cover;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .speaker-content-card {
        width: calc(50% - 10px);
    }

    .speaker-button-prev,
    .speaker-button-next {
        width: 30px;
        height: 30px;
        margin-top: -15px;
    }

    .speaker-button-prev:after,
    .speaker-button-next:after {
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .speaker-content-card {
        width: 100%;
    }
}

.latest-eleases-content .btn-over {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.latest-eleases-content .btn-next,
.latest-eleases-content .btn-prev {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    position: relative;
    transition: all 0.3s ease;
}

.latest-eleases-content .btn-next:hover,
.latest-eleases-content .btn-prev:hover {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.latest-eleases-content .btn-next:before,
.latest-eleases-content .btn-prev:before {
    content: '';
    width: 10px;
    height: 10px;
    border-top: 2px solid #333;
    border-right: 2px solid #333;
    display: block;
}

.latest-eleases-content .btn-next:before {
    transform: rotate(45deg);
    margin-left: -3px;
}

.latest-eleases-content .btn-prev:before {
    transform: rotate(45deg);
    margin-right: -3px;
}

@media (max-width: 768px) {
    .latest-eleases-content .btn-over {
        right: 10px;
    }
    
    .latest-eleases-content .btn-next,
    .latest-eleases-content .btn-prev {
        width: 30px;
        height: 30px;
    }
    
    .latest-eleases-content .btn-next:before,
    .latest-eleases-content .btn-prev:before {
        width: 8px;
        height: 8px;
    }
}

/* 视频展示区域样式 */
.video-gallery {
    /* margin: 50px 0; */
}

.main-video {
    width: 100%;
    margin-bottom: 20px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.main-video video {
    width: 100%;
    height: auto;
    display: block;
}

.video-thumbnails {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.thumbnail {
    width: calc(25% - 12px);
    position: relative;
    cursor: pointer;
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s ease;
}

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

.thumbnail video {
    width: 100%;
    height: auto;
    display: block;
}

.thumbnail .play-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    background: rgba(0, 0, 0, 0.6);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.thumbnail .play-icon:before {
    content: '';
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 8px 0 8px 12px;
    border-color: transparent transparent transparent #fff;
    margin-left: 4px;
}

.thumbnail.active {
    border: 2px solid #007bff;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .video-gallery {
        margin: 30px 0;
    }

    .video-thumbnails {
        flex-direction: column;
        gap: 15px;
    }

    .thumbnail {
        width: 100%;
    }

    .thumbnail:hover {
        transform: none;
    }
}

/* 平板适配 */
@media (min-width: 769px) and (max-width: 1024px) {
    .thumbnail {
        width: calc(50% - 8px);
    }
}