* {
    padding: 0;
    margin: 0;
}

html,
body {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.pagesWrap {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    transition: all .5s ease;
}
.maskClass{
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 99;
    position: absolute;
    top: 0;
}

.pagesWrap .section {
    width: 100%;
    height: 100%;
    /* display: flex; */
    color: #83a78d;
    /* justify-content: center;
    align-items: center; */
    position: relative;
    background-size: cover;
}
.section .info {
    display: flex;
    flex-direction: column;
    align-items: center;
    width:80%;
    position: absolute;
    top: 50%;
    left:50%;
    transform: translate(-50%, -50%);
    z-index:11;
}
.right-controls {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    list-style: none;
}
.right-controls .controls {
    position: relative;
}

.right-controls .controls li {
    width: 30px;
    height: 30px;
    font: bold 22px/50px '楷体';
    cursor: pointer;
    border-radius: 50%;
    text-align: center;
    line-height: 50px;
}
.controls-page {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: 95px;
    list-style: none;
    z-index: 98;
    display: flex;
}
.controls-page li {
    width: 50px;
    height: 6px;
    font: bold 22px/50px '楷体';
    background-color: #CCCCCC;
    cursor: pointer;
    border-radius: 10px;
    text-align: center;
    line-height: 50px;
}
.right-controls .controls li::after {
    content: '';
    position: absolute;
    width:10px;
    height:10px;
    background-color: #A6A6A6;
    border-radius: 50%;
    margin-top:10px;
    margin-left:-5px;
}

.right-controls .controls li+li {
    margin-top: 5px;
}
.controls-page .controls li {
    margin-right: 5px;
    border: 0px solid transparent;
}


.right-controls .controls li.active {
    border: 1px solid #006FBC;
    transition: 1s all ease;
}
.controls-page li.active {
    background-color: #006FBC;
}
.active::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    margin-top:20px;
    margin-left:-5px;
    background-color: #006FBC!important;
}
/* .page1 {
    background:url(../img/home/banner-video.mp4) no-repeat;
    background-size: cover;
} */
.video-background {
    position: fixed;
    top: 0;
    left: 0;
    min-width: 100%;
    height: 100%;
    width: auto;
    object-fit: cover;
}
.banner-item {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    display: flex;
    align-items: center;
}

.banner-item.active {
    opacity: 1;
}

/* .page2 {
    background:url(../img/home/home-banner2.webp) no-repeat;
    background-size: cover;
} */
.page3 {
    background:url(../img/home/home-banner3.png) no-repeat;
    background-size: cover;
}
.page4 {
    background:url(../img/home/home-banner4.png) no-repeat;
    background-size: cover;
}
.page4-container-box {
    padding:120px 240px;
}
.info-date {
    font-size: 36px;
    color: #fff;
}
.info-title {
    font-size: 60px;
    color: #fff;
    margin-top:10px;
}
.info-desc {
    font-size: 58px;
    color:#fff;
    text-align: center;
    margin-top:10px;
    font-weight: 200;
}
.info-en {
    font-size: 36px;
    color: #fff;
    margin-top: 10px;
    font-weight: 200;
}
.info {
    animation-duration: 5s;
    animation-delay: 2s;
    animation-iteration-count: infinite;
}
/*.box-four {*/
/*    position: relative;*/
/*    display: flex;*/
/*    height:calc(100vh - 143px);*/
/*    justify-content: center;*/
/*    align-items: center;*/
/*    background-size: cover;*/
/*    background-position: center;*/
/*    transition: background-image 0.5s ease-in-out;*/
/*    border-top: 1px solid rgba(255, 255, 255, 0.5);*/
/*}*/

.title-zh {
    font-family: OPPOSans;
    font-size: 40px;
    /*font-weight: bold;*/
    line-height: 45px;
    display: flex;
    align-items: flex-end;
    letter-spacing: -0.05em;
    font-variation-settings: "opsz" auto;
    color: #FFFFFF;
    position: relative;
    z-index:10;
}
.title-en {
    font-family: OPPOSans;
    font-size: 48px;
    /*font-weight: bold;*/
    line-height: 8px;
    position: relative;
    z-index:9;
    display: flex;
    align-items: flex-end;
    text-transform: uppercase;
    letter-spacing: 0em;
    color: #fff;
    font-variation-settings: "opsz" auto;
    -webkit-text-stroke: #CEDFFB 1px; /* 浏览器可能不支持 */
    opacity: 0.6;
}
.jituan-en {
    font-family: OPPOSans;
    font-size: 48px;
    font-weight: bold;
    line-height: 0px;
    display: flex;
    align-items: flex-end;
    text-transform: uppercase;
    letter-spacing: normal;
    color: rgba(255, 255, 255, 0.05);
    -webkit-text-stroke: #093087 1px; /* 浏览器可能不支持 */
}
.container-title {
    padding:36px 240px;
}
/*.box-four {*/
/*    height:calc(100vh - 165px);*/
/*    position: relative;*/
/*    display: flex;*/
/*    justify-content: center;*/
/*    align-items: center;*/
/*    background-size: cover;*/
/*    background-position: center;*/

/*}*/
.container-box {
    position: relative;
    background-size: cover;
    background-repeat: no-repeat;
    transition: background-image 0.5s ease-in-out;
}

.box-four {
    position: relative;
    display: flex;
    height: calc(100vh - 165px);
    justify-content: center;
    align-items: center;
    background-size: cover;
    background-position: center;
    border-top: 1px solid rgba(255, 255, 255, 0.5);
}

.box-four .box {
    width: 360px;
    height: 100%;
    cursor: pointer;
    border-width: 0px 1px 0px 1px;
    border-style: solid;
    border-color: rgba(255, 255, 255, 0.5);
    color: #fff;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin-bottom: auto;
    transition: background-color 0.3s ease;
}

.box:hover::before {
    opacity: 1;
}
.box .logo {
    opacity: 0;
    transition: opacity 0.3s ease;
}
.box-title {
    margin-top:31px;
}
.box-2 img{
    margin-top:-39px;
}
.box-3 img{
    margin-top:-10px;
}
.box-4 img{
    margin-top:-9px;
}
/*.box-1 img{*/
/*    width:232px;*/
/*    height:81px;*/
/*}*/
/*.box-2 img{*/
/*    width:198px;*/
/*    height:84px;*/
/*}*/
/*.box-3 img{*/
/*    width:177px;*/
/*    height:54px;*/
/*}*/
/*.box-4 img{*/
/*    width:237px;*/
/*    height:51px;*/
/*}*/
.more-container img {
    width:44px;
    height:44px;
    margin-bottom:8px;
}
.more-container {
    opacity: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #fff;
    margin-top: 111px;
    transition: opacity 0.3s ease;
}


.box:hover {
    background-color: rgba(0, 0, 0, 0.3);
}

.box:hover .logo,
.box:hover .more-container {
    opacity: 1;
}

/* 初始状态 - 显示第一个box的内容 */
.container-box {
    background-image: url('../img/demo/demo-bg-1.png');
}

/*.box-1 .logo,*/
/*.box-1 .more-container {*/
/*    opacity: 1;*/
/*}*/
/* 共赢协作方 */
.page4-title .title-zh {
    color:#333;
    position: relative;
    z-index: 2;
}
.page4-title .title-en {
    font-family: OPPOSans;
    font-size: 48px;
    /*font-weight: bold;*/
    line-height: 8px;
    display: flex;
    align-items: flex-end;
    text-transform: uppercase;
    letter-spacing: normal;
    font-variation-settings: "opsz" auto;
    color: #FFFFFF;
    opacity: 1;
    -webkit-text-stroke: #CEDFFB 1px; /* 浏览器可能不支持 */
    position: relative;
    z-index: 1;
}
.company-list-box {
    display: flex;
    margin-top:50px;
}
.sidebar {
    width: 180px;
    height: 100%;
    background: #F2F3FF;
    display: flex;
    flex-direction: column;
    padding:16px;
    /* border-right: 1px solid #eee; */
}

.sidebar-item {
    padding: 15px 20px;
    display: flex;
    font-size: 16px;
    align-items: center;
    cursor: pointer;
    color: #666;
    transition: all 0.3s;
}

.sidebar-item.active {
    background-color: #0052D9;
    color: white;
    border-radius: 5px;
    /*display: block;*/
}

.sidebar-item .icon {
    display: none;
    width:20px;
    height:20px;
    margin-right:5px;
}
.sidebar-item .icon-active {
    display: block;
}
/* 当sidebar-item有active类时显示active的图片 */
.sidebar-item.active .icon {
    display: block;
}
.sidebar-item.active .icon-active {
    display: none;
}
.content {
    flex: 1;
    /*height:534px;*/
    padding: 20px;
    overflow: hidden;
    box-sizing: border-box;
    height: 575px;
    background: rgba(255, 255, 255, 0.8);
}

.content-title {
    font-size: 18px;
    margin-bottom: 20px;
    color: #333;
}

.partner-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
}

.partner-item {
    background-color: white;
    border-radius: 4px;
    padding: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    height: 120px;

    font-family: fangsong;
    font-size: 22px;
    font-weight: bold;
    line-height: 39px;
    text-align: center;
    /*display: flex;*/
    /*align-items: flex-end;*/
    letter-spacing: normal;
    color: #0052D9;
}

.partner-item img {
    max-width: 100%;
    max-height: 100%;
}

.content-section {
    display: none;
}

.content-section.active {
    display: block;
}
/* 动画关键帧定义 */
@keyframes slideInFromRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* 动画应用到content-title和partner-grid */
.content-title {
    animation: slideInFromRight 0.5s ease-out forwards;
    opacity: 0;
    transform: translateX(100%);
}

.partner-grid {
    animation: slideInFromRight 0.5s ease-out forwards 0.1s;
    opacity: 0;
    transform: translateX(100%);
}

/* 核心业务 */
.page3-box .container-title .title-zh {
    color: #333;
    position: relative;
    z-index: 10;
}
.page3-box .container-title .title-en {
    font-family: OPPOSans;
    font-size: 48px;
    font-weight: bold;
    line-height: 1px;
    display: flex;
    align-items: flex-end;
    text-transform: uppercase;
    letter-spacing: normal;
    color: #FFFFFF;
    position: relative;
    z-index:9;
    -webkit-text-stroke: #CEDFFB 1px; /* 浏览器可能不支持 */
}
.block-row-1 {
    display: flex;
    justify-content: center;
}
.block-row-2 {
    display: flex;
    justify-content: center;
}
.row-1-col-1 {
    height:370px;
    width:720px;
    background-image: url('../img/home/row-1-col-1.png');
    background-size: cover;
}
.row-1-col-2 {
    height:370px;
    width:720px;
    background-image: url('../img/home/row-1-col-2.png');
    background-size: cover;
}
.block-row-2 .row-2 {
    width:480px;
    height:370px
}
.row-2-col-1 {
    background-image: url('../img/home/row-2-col-1.png');
    background-size: cover;
}
.row-2-col-2 {
    background-image: url('../img/home/row-2-col-2.png');
    background-size: cover;
}
.row-2-col-3 {
    background-image: url('../img/home/row-2-col-3.png');
    background-size: cover;
}
/* 添加过渡效果 */
.row-1-col-1, .row-1-col-2, .row-2-col-1, .row-2-col-2, .row-2-col-3 {
    position: relative; /* 为伪元素定位 */
    overflow: hidden; /* 防止放大时溢出 */
    transition: background-size 0.5s ease-in-out; /* 背景图过渡效果 */
    background-size: 100% 100%; /* 初始背景图大小 */
    background-position: center; /* 背景图居中 */
}

/* 伪元素：黑色半透明蒙版 */
.row-1-col-1::before, .row-1-col-2::before, .row-2-col-1::before, .row-2-col-2::before, .row-2-col-3::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 42, 124, 0.5); /* 黑色半透明 */
    opacity: 0; /* 初始隐藏 */
    transition: opacity 0.5s ease-in-out; /* 蒙版过渡效果 */
    pointer-events: none; /* 防止蒙版拦截鼠标事件 */
}

/* 鼠标移入时背景图放大并显示蒙版 */
.row-1-col-1:hover, .row-1-col-2:hover, .row-2-col-1:hover, .row-2-col-2:hover, .row-2-col-3:hover {
    background-size: 110% 110%; /* 背景图放大1.1倍 */
}

.row-1-col-1:hover::before, .row-1-col-2:hover::before, .row-2-col-1:hover::before, .row-2-col-2:hover::before, .row-2-col-3:hover::before {
    opacity: 1; /* 显示蒙版 */
}
/* 初始状态：icon-block */
.icon-block {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #0052D9;
    position: absolute;
    bottom: 112px;
    left: 109px;
    transition: background-color 0.5s ease-in-out, transform 0.5s ease-in-out; /* 背景色和旋转过渡效果 */
}

/* 初始状态：icon-block 中的图片 */
.icon-block img {
    transition: transform 0.5s ease-in-out; /* 图片旋转过渡效果 */
}

/* 鼠标移入时：icon-block 背景色改变 */
.row-1-col-1:hover .icon-block,
.row-1-col-2:hover .icon-block,
.row-2-col-1:hover .icon-block,
.row-2-col-2:hover .icon-block,
.row-2-col-3:hover .icon-block {
    background: #424A57;
}

/* 鼠标移入时：icon-block 中的图片旋转90度 */
.row-1-col-1:hover .icon-block img,
.row-1-col-2:hover .icon-block img,
.row-2-col-1:hover .icon-block img,
.row-2-col-2:hover .icon-block img,
.row-2-col-3:hover .icon-block img {
    transform: rotate(45deg); /* 图片旋转90度 */
}
.row-title {
    font-family: OPPOSans;
    font-size: 28px;
    font-weight: 500;
    line-height: normal;
    display: flex;
    align-items: flex-end;
    letter-spacing: normal;
    color: #FFFFFF;
    position: absolute;
    top:138px;
    left: 109px;
}
/* 集团动态 行业动态 */
.page5-title {
    font-family: OPPOSans;
    width:-webkit-fill-available;
    font-size: 28px;
    font-weight: 500;
    line-height: 45px;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    letter-spacing: -0.05em;
    color: #15181D;
    margin-top:10px;
}
.page5-container-box {
    /*height:100vh;*/
    padding: 81px 240px;
    background: #F3F3F4;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
.page5-box-wrap{
    width:100%;
}
.page5-box {
    display: grid;
    justify-content: space-between;
    align-items: center;
    margin-top:24px;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}
.page5-item img {
    width: 100%;
    height: 185px;
    display: block;
}

.page5-box-2{
    width: 100%;
    display: flex;
}
.page5-left-item{
    width: 620px;
}
.item-info-box {
    background-color: #fff;
    padding:12px 24px;
    box-sizing: border-box;
    width: 100%;
}
.item-info-box .info-title {
    font-family: OPPOSans;
    font-size: 20px;
    font-weight: 500;
    line-height: 39px;
    display: flow;
    align-items: flex-end;
    letter-spacing: normal;
    color: #272B34;
    margin-top:0px;
    white-space: nowrap;         /* 禁止换行 */
    overflow: hidden;            /* 隐藏溢出内容 */
    text-overflow: ellipsis;     /* 超出用省略号表示 */
    width: 100%;                /* 设置容器宽度 */
}
.item-info-box .info-time {
    /* 中文 /正文/正文文本 */
    /* 样式描述：中文 */
    font-family: 思源黑体;
    font-size: 16px;
    font-weight: normal;
    line-height: normal;
    display: flex;
    align-items: flex-end;
    letter-spacing: normal;
    color: #002A7C;
}
.page5-left-item img {
    width: 100%;
    height: 284px;
    display: block;
}
.page5-right-item {
    flex:1;
    padding-left:32px;
}
.box-all {
    width:100%;
    display: flex;
    justify-content: space-between;
}
.right-item {
    border-width: 0px 0px 1px 0px;
    border-style: solid;
    border-color: #DCDDE1;
    padding: 15px 0;
}
.right-item .right-item-title {
    font-family: OPPOSans;
    font-size: 20px;
    font-weight: 500;
    line-height: 39px;
    display: flex;
    align-items: flex-end;
    letter-spacing: normal;
    color: #272B34;
}
.right-item .right-item-time {
    /* 中文 /正文/正文文本 */
    /* 样式描述：中文 */
    font-family: 思源黑体;
    font-size: 16px;
    font-weight: normal;
    line-height: normal;
    display: flex;
    align-items: flex-end;
    letter-spacing: normal;
    color: #002A7C;
}
.item-info-box .info-desc {
    font-family: OPPOSans;
    font-size: 18px;
    font-weight: normal;
    line-height: 39px;
    display: flex;
    align-items: flex-end;
    letter-spacing: normal;
    color: #6F7686;
    margin-top:0px;
}
.mt-20 {
    margin-top:20px;
}
.header-icon {
    display: none;
}
.page4-container-box {
    padding:118px 240px 42px 240px
}
.container-title-core {
    padding: 118px 240px 42px 240px;
}
/* 响应式设计 */
/* 平板设备 */
@media (max-width: 1024px) {
    .info-title {
        font-size: 40px;
    }
    .info-desc {
        font-size: 30px;
    }
    .container-title .title-zh {
        font-size: 30px;
    }
    .container-title .title-en {
        font-size: 36px;
    }
    /*.box-four .box {*/
    /*    width: 250px;*/
    /*    padding: 10px;*/
    /*}*/
    .row-1-col-1, .row-1-col-2 {
        height: 250px;
        width: 45%;
    }
    .page5-left-item {
        width: 360px !important;
    }
    .row-2 {
        width: 30%;
        /*height: 200px;*/
    }
}
.more-label {
    cursor: pointer;
    font-size: 14px;
    color: gray;
}