/*公司实力*/
.company-strength-container{
    display: grid;
    grid-template-columns: minmax(150px, auto) 1fr;
    align-items: center;
}
.company-strength__left {
    display: grid;
    align-items: center;
    width: 150px;
    height: 102px;
    background: url("https://tygaoke.oss-cn-shenzhen.aliyuncs.com/static/image/company-strength-container-title.png") no-repeat center center / 129px 102px;
}
.company-strength__left p:first-child {
    position: relative;
    padding-left: 10px;
    font-size: 32px;
    font-weight: bold;
    color: #333;
}
.company-strength__left p:first-child::before{
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(to bottom, var(--blue) 50%, transparent 50%, transparent calc(50% + 2px), red calc(50% + 2px));
}
.company-strength__left:last-child {
    font-size: 18px;
    color: #666;
}
.company-strength__right ul {
    display: grid;
    grid-auto-flow: column;
}
.company-strength__right ul li{
    text-align: center;
}
@media (max-width: 768px) {
    .company-strength-container {
        grid-template-columns: 1fr;
    }
    .company-strength__left {
        height: 60px;
        background: url("https://tygaoke.oss-cn-shenzhen.aliyuncs.com/static/image/company-strength-container-title.png") no-repeat center center / 60px auto;
    }
    .company-strength__left p:first-child {
        font-size: 16px;
    }
    .company-strength__right ul {
        gap: 15px;
        overflow-x: hidden;
    }
    .company-strength__right ul li {
    }
    .company-strength__right ul li p{
        font-size: 12px;
    }
}

/*关于我们*/
.about-bg{
    position: relative;
}
.about-bg::before{
    position: absolute;
    top: 59px;
    content: "";
    width: 50%;
    height: 1px;
    background: #1D2089;
}
.about-container{
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 55% 45%;
    align-items: end;
    background: #FFF;
}
.about-container .left{
    position: relative;
    padding-right: 145px;
}
.about-container .left .about__title{
    width: 185px;
    line-height: 60px;
    background: #1D2089;
    text-align: center;
    font-size: 22px;
    font-weight: bold;
    color: #FFF;
}
.about-container .left .about__company__name{
    font-size: 40px;
    font-weight: bold;
}
.about-container .left .about__content{
    margin-top: 30px;
}
.about-container .right{
    align-self: center;
}
.about-container .right video{
    width: 100%;
}
@media (max-width: 768px) {
    .about-container{
        display: grid;
        grid-template-columns: 1fr;
        gap: 15px;
    }
    .about-container .left{
        padding-right: 0;
    }
    .about-container .left .about__title{
        width: 120px;
        line-height: 40px;
        font-size: 14px;
    }
    .about-container .left .about__company__name{
        font-size: 16px;
    }
    .about-container .left .about__content{
        margin-top: 0;
    }
}
/*en*/
.cn-bg {
    position: relative;
    height: 120px;
}
.cn-bg::after{
    position: absolute;
    right: 0;
    bottom: 0;
    content: "";
    width: 50%;
    height: 120px;
    background: #0195DF;
}
.cn-container{
    display: grid;
    position: relative;
    height: 120px;
    align-items: center;
    background: linear-gradient(to right, #1D2089, #0195DF);
    z-index: 2;
    padding-left: 75px;
    font-size: 16px;
    color: #FFF;
}

/*en*/
.en-bg {
    position: relative;
    height: 120px;
}
.en-bg::before{
    position: absolute;
    bottom: 0;
    left: 0;
    content: "";
    width: 50%;
    height: 120px;
    background: #E3E3E3;
}
.en-container{
    display: grid;
    position: relative;
    height: 120px;
    align-items: center;
    background: linear-gradient(to right, #E3E3E3, #C0C0C0);
    z-index: 2;
    padding-left: 75px;
    color: #FFF;
}
.en-container:after{
    position: absolute;
    content: "";
    width: 700px;
    height: 120px;
    top: 0;
    right: 240px;
    background: url("https://tygaoke.oss-cn-shenzhen.aliyuncs.com/static/image/brand-white.svg") no-repeat right 0 bottom -160px / 700px auto;
}
/*解决方案*/
.solution-container{
    transition: background-image 0.5s ease-in-out;
    background-size: cover;
    background-position: center;
    height: 800px;
    color: #FFF;
}
/* 如果过渡不生效，强制使用伪元素 */
.solution-container.bg-transition {
    position: relative;
}
.solution-container.bg-transition::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transition: opacity 0.5s ease-in-out;
}
.solution__description{
    margin-top: 20px;
    font-size: 18px;
}
.solution-container .solution-list{
}
.solution-container .solution-list ul{
    display: flex;
    align-items: stretch;
}
.solution-container .solution-list ul li{
    flex: 1;
    cursor: pointer;
    display: flex;
    min-height: 100%;
    flex-direction: column;
    justify-content: center;
    transition: all 1s ease;
    will-change: flex; /* 优化动画性能 */
}

.solution-container .solution-list ul li.right-line{
    position: relative;
}
.solution-container .solution-list ul li:not(:last-child).right-line::after {
    content: "";
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 2px;
    height: 120px;
    background-color: #FFF;
}
.solution-container .solution-list ul li:hover::after,
.solution-container .solution-list ul li.active::after {
    display: none;
}
.solution-container .solution-list ul li:hover,
.solution-container .solution-list ul li.active{
    flex: 0 0 33.333%;
    border: 2px solid #FFF;
    border-radius: 0 80px 0 0;
}
.solution-container .solution-list ul li a{
    color: #FFF;
}
.solution-item{
    padding: 50px 30px;
}
.solution-item__title{
    text-align: center;
}
.solution-container .solution-list ul li:hover .solution-item .solution-item__title,
.solution-container .solution-list ul li.active .solution-item .solution-item__title,
.solution-list ul li:last-child .solution-item .solution-item__title{
    text-align: left;
    border-right: none;
}
.solution-item__title i{
    font-size: 50px;
}
.solution-item__title p{
    margin-top: 30px;
    font-size: 24px;
    font-weight: bold;
}
.solution-item__description,
.solution-item .btn-white{
    display: none;
}

.solution-container .solution-list ul li:hover .solution-item__description,
.solution-container .solution-list ul li.active .solution-item__description,
.solution-container .solution-list ul li:hover .solution-item .btn-white,
.solution-container .solution-list ul li.active .solution-item .btn-white{
    display: block;
}
.solution-item__description p:first-child{
    border-bottom: 1px solid #FFF;
    margin-bottom: 20px;
    padding: 20px 0;
    font-size: 18px;
}
/* 移动端适配（屏幕宽度 ≤ 768px） */
@media (max-width: 768px) {
    .solution-container{
        height: auto;
    }

    .solution-container .solution-list ul {
        flex-direction: column; /* 改为垂直排列 */
    }

    .solution-container .solution-list ul li {
        flex: 1 1 auto; /* 取消固定宽度 */
        width: 100%; /* 占满宽度 */
        margin-bottom: 15px; /* 增加间距 */
        border: 1px solid #FFF; /* 统一边框 */
        border-radius: 8px; /* 圆角 */
    }

    /* 移除 PC 端的分隔线 */
    .solution-container .solution-list ul li.right-line::after {
        display: none;
    }

    /* 悬停/激活状态（移动端） */
    .solution-container .solution-list ul li:hover,
    .solution-container .solution-list ul li.active {
        flex: 1 1 auto; /* 保持自然高度 */
        border-radius: 8px; /* 统一圆角 */
    }

    /* 调整内边距（移动端） */
    .solution-item {
        padding: 20px; /* 减少内边距 */
    }

    /* 标题和描述对齐（移动端） */
    .solution-item__title {
        text-align: left !important; /* 强制左对齐 */
    }

    /* 图标和文字大小调整（移动端） */
    .solution-item__title i {
        font-size: 30px; /* 缩小图标 */
    }

    .solution-item__title p {
        font-size: 18px; /* 缩小标题 */
        margin-top: 15px; /* 减少间距 */
    }
    .solution-item__description{
        display: block;
    }
    /* 描述文本调整（移动端） */
    .solution-item__description p:first-child {
        font-size: 16px; /* 缩小字体 */
        padding: 10px 0; /* 减少内边距 */
    }
}


/*产品展示*/
.product-container{
    display: grid;
    grid-template-columns: 20% 80%;
    gap: 30px;
    align-items: center;
}
.product-container .left{
}
.product-container .left ul li{
    margin: 20px 0;
    border: solid 1px #CCCCCC;
    text-align: center;
}
.product-container .right{
}
.product-container .right .nav ul{
    display: grid;
    grid-auto-flow: column;
    gap: 20px;
}
.product-container .right .nav ul li{
    line-height: 40px;
    border: solid 1px #CCCCCC;
    text-align: center;
}
.product-container .right .product-list{
    padding: 40px 0;
}
.product-container .right .product-list ul{
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.product-more{
    display: grid;
    justify-content: center;
}

@media (max-width: 768px) {
    .product-container{
        grid-template-columns: 1fr;
    }
    .product-container .left ul{
        display: grid;
        grid-auto-flow: column;
        gap: 20px;
    }
    .product-container .right .product-list ul{
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

}

/*战略合作伙伴*/
@keyframes scroll-left {
    from {
        left: 0;
    }
    to {
        left: -100%;
    }
}
.partner-container{
    position: relative;
    overflow: hidden;
    width: 100%;
    white-space: nowrap;
}
.partner-list {
    position: relative;
    top: 0;
    left: 0;
    width: 100%;
    display: inline-block;
    animation: scroll-left 30s linear infinite;
}
.partner-list ul{
    display: grid;
    grid-template-columns: repeat(5, 1fr);
}
.partner-list ul li{
    display: flex;
    justify-content: center;
    align-items: center;
    height: 80px;
    margin: 10px;
    padding: 10px;
    box-shadow: 0 0 8px rgba(0,0,0,0.1);
    background: #FFF;
    border-radius: 4px;
    text-align: center;
}
.partner-list ul li img{
    max-height: 60px;
    object-fit: cover;
}
@media (max-width: 768px) {
    .partner-list ul{
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
}


/* 新闻速达 */
.news {
    display: grid;
    grid-template-columns: 67% 33%;
    align-items: stretch;
    padding-top: 40px;
    gap: 0;
}

/* 左侧主新闻 */
.news__main {
    position: relative;
}

.news__main-link {
    position: relative;
    display: block;
    height: 100%;
    overflow: hidden;
}

.news__main-link::after {
    position: absolute;
    content: '';
    left: 0;
    bottom: 0;
    opacity: 1;
    width: 100%;
    height: 50%;
    z-index: 5;
    background: linear-gradient(rgba(0,0,0,0) 0%,rgba(0,0,0,0.3) 70%);
}
.news__main-bg{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;      /* 关键：填充整个容器，保持比例 */
    background-position: center; /* 图片居中显示 */
    background-repeat: no-repeat; /* 禁止平铺 */
    transition: transform 0.5s ease; /* 缩放动画 */
    z-index: 1; /* 确保在遮罩和文字之下 */
}
.news__main-link:hover .news__main-bg {
    transform: scale(1.15);
}
.news__main-content {
    position: absolute;
    bottom: 0;
    width: 100%;
    z-index: 6;
    transition: all 500ms ease;
    background: rgba(0, 0, 0, 0.3);
    padding: 30px;
    color: #FFF;
}

.news__main-title {
    font-size: 18px;
    font-weight: bold;
}

.news__main-description {
    border-bottom: 1px solid #fcfcfc;
    padding: 10px 0;
    color: #d4d4d4;
}

.news__main-date {
    padding-top: 10px;
    color: #d4d4d4;
}

/* 右侧新闻列表 */
.news__sidebar {
    background: #fff;
    box-shadow: 5px 0 10px -5px rgba(0, 0, 0, 0.2),
    0 5px 10px -5px rgba(0, 0, 0, 0.2);
    padding: 30px;
}

.news__sidebar-header {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
}

.news__sidebar-title {
    font-size: 24px;
    font-weight: bold;
}

.news__sidebar-more {
    text-decoration: none;
}

.news__sidebar-more:hover {
    text-decoration: underline;
}

/* 新闻列表 */
.news__list {
    margin-top: 20px;
}

.news__item {
    margin-bottom: 20px;
}

.news__item--active .news__description {
    display: block;
    border-bottom: 1px solid #CACACA;
}

.news__item--active .news__image img {
    border: 1px solid #0069BC;
}

.news__item--active .news__title {
    color: #0069BC;
}

.news__content {
    display: grid;
    grid-template-columns: 150px 1fr;
    align-items: start;
    gap: 15px;
}

.news__image img {
    object-fit: cover;
    flex-shrink: 0;
}

.news__text {
    flex: 1;
}
.news__title {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 5px;
}

.news__date {
    margin-bottom: 10px;
    font-size: 12px;
    color: #ccc;
}
.news__description {
    display: none;
    padding-bottom: 20px;
    color: #666;
}
@media (max-width: 768px) {
    .news {
        grid-template-columns: 1fr;
    }
}