/* 头部导航区 */
/* .top-content.center-area {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1.5rem;
} */

.cn {
    display: block;
    font-size: 2.5rem;
    color: var(--dark-text);
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 0.8rem;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.2rem;
}

.breadcrumb a {
    color: var(--medium-text);
    font-size: 0.9rem;
    text-decoration: none;
    transition: color 0.3s;
}

.breadcrumb a:hover {
    color: var(--primary-blue);
}

.possplit {
    color: #CBD5E0;
}

.en {
    font-size: 1.2rem;
    color: var(--primary-blue);
    letter-spacing: 0.05rem;
    margin: 1.5rem 0;
}

/* 选项卡样式 */
.tab ul {
    display: inline-flex;
    border-bottom: 2px solid #EDF2F7;
}

.tab li {
    padding: 1rem 2rem;
    border-bottom: 3px solid transparent;
    transition: 0.3s;
}



.tab a {
    color: var(--medium-text);
    text-decoration: none;
    font-weight: 500;
}

/* 核心轮播区重构 */
.swiper_container.center-area {
    background: var(--light-bg);
    padding: 4rem 0;
}

.swiper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.slide_container {
    display: grid;
    grid-template-columns: 55% 45%;
    background: white;
    border-radius: 1.5rem;
    box-shadow: 0 12px 32px rgba(99, 179, 237, 0.1);
    overflow: hidden;
}

/* 文字内容区优化 */
.slide_left {
    padding: 3rem;
    position: relative;
    min-height: 480px;
}

.title {
    display: block;
    font-size: 1.8rem;
    line-height: 1.4;
    color: var(--dark-text);
    margin-bottom: 1.5rem;
    font-weight: 600;
    text-decoration: none;
}

.desc {
    font-size: 1rem;
    color: var(--medium-text);
    line-height: 1.8;
    margin-bottom: 2rem;
    hyphens: auto;
    text-align: justify;
}

.date {
    position: absolute;
    bottom: 2rem;
    left: 3rem;
    font-size: 0.9rem;
    color: #718096;
    letter-spacing: 0.05rem;
}

/* 图片区水流特效 */
.slide_right {
    position: relative;
    background: linear-gradient(135deg, #EBF8FF 0%, #BEE3F8 100%);
    overflow: hidden;
}

.slide_right::before {
    content: "";
    position: absolute;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, 
        rgba(99, 179, 237, 0.1) 25%,
        rgba(235, 248, 255, 0.6) 50%,
        rgba(99, 179, 237, 0.1) 75%);
    animation: waterFlow 12s infinite linear;
    transform: translate(-25%, -25%);
}

@keyframes waterFlow {
    0% { transform: translate(-25%, -25%) rotate(0deg); }
    100% { transform: translate(-25%, -25%) rotate(360deg); }
}

.slide_right img {
    position: relative;
    width: 120%;
    height: auto;
    transform: translate(-10%, 10%);
    filter: drop-shadow(0 8px 24px rgba(99, 179, 237, 0.2));
    z-index: 2;
}

/* 分页器精准样式 */
.swiper-pagination {
    position: static;
    margin-top: 2rem;
    display: flex;
    justify-content: center;
    gap: 0.8rem;
}

.swiper-pagination-bullet {
    width: 10px;
    height: 10px;
    background: #CBD5E0;
    opacity: 1;
    transition: all 0.3s;
}

.swiper-pagination-bullet-active {
    background: var(--primary-blue);
    transform: scale(1.4);
}

/* 导航按钮精准还原 */
.swiper-button-prev,
.swiper-button-next {
    width: 48px;
    height: 48px;
    background: white url("data:image/svg+xml,%3Csvg width='24' height='24' viewBox='0 0 24 24' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M15.41 16.59L10.83 12L15.41 7.41L14 6L8 12L14 18L15.41 16.59Z' fill='%231A4D8F'/%3E%3C/svg%3E") no-repeat center;
    border-radius: 50%;
    box-shadow: 0 4px 16px rgba(26, 77, 143, 0.1);
    transition: transform 0.3s;
}

.swiper-button-next {
    transform: rotate(180deg);
}

/* .swiper-button-prev:hover,
.swiper-button-next:hover {
    transform: scale(1.1) rotate(0deg);
    box-shadow: 0 6px 20px rgba(26, 77, 143, 0.2);
} */

.swiper-button-next:hover {
    transform: scale(1.1) rotate(180deg);
}

/* 新闻列表优化 */
.pic-list.center-area {
    max-width: 1200px;
    margin: 4rem auto;
    padding: 0 1.5rem;
}

.pic-list ul {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.pic-list li {
    background: white;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s;
}

.pic-list li:hover {
    transform: translateY(-5px);
}

.pic-content {
    height: 200px;
    background: var(--light-bg);
    overflow: hidden;
}

.pic {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.pic:hover {
    transform: scale(1.05);
}

.text-content {
    position: relative;
    padding: 1.5rem;
    min-height: 180px;
    background: linear-gradient(135deg, #f8fafc 0%, #ebf8ff 100%);
    border-radius: 0 0 8px 8px;
}

.text-content .date {
    display: block;
    font-size: 0.875rem;
    color: #718096;
    letter-spacing: 0.05em;
    margin-bottom: 0.8rem;
}

.text-content .title {
    font-size: 1.1rem;
    line-height: 1.5;
    color: #2c2d31;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    font-weight: 600;
    transition: color 0.3s;
}

.btn {
    position: absolute;
    right: 1.5rem;
    bottom: 1.5rem;
    width: 24px;
    height: 24px;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%231A4D8F'%3E%3Cpath d='M8.59 16.59L13.17 12 8.59 7.41 10 6l6 6-6 6-1.41-1.41z'/%3E%3C/svg%3E") no-repeat center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn:hover {
    transform: translateX(3px);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%2363B3ED'%3E%3Cpath d='M8.59 16.59L13.17 12 8.59 7.41 10 6l6 6-6 6-1.41-1.41z'/%3E%3C/svg%3E");
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .slide_container {
        grid-template-columns: 1fr;
        margin: 0 1.5rem;
    }

    .slide_left {
        min-height: auto;
        padding: 2rem;
    }

    .slide_right {
        height: 400px;
    }

    .title {
        font-size: 1.6rem;
    }
}

@media (max-width: 768px) {
    .text-content {
        min-height: 160px;
        padding: 1rem;
    }
    
    .text-content .title {
        font-size: 1rem;
        -webkit-line-clamp: 2;
    }
    
    .btn {
        width: 20px;
        height: 20px;
    }
    .cn {
        font-size: 2rem;
    }

    .tab li {
        padding: 0.8rem 1.5rem;
    }

    .swiper-button-prev,
    .swiper-button-next {
        display: none;
    }
}
/* 全屏轮播容器 */
.swiper_container.center-area {
    background: var(--light-bg);
    padding: 0; /* 移除原有padding */
    height: 30vh;
    position: relative;
    overflow: hidden;
}

/* 轮播图主体 */
.swiper {
    max-width: none; /* 移除宽度限制 */
    margin: 0;
    height: 100%;
}

/* 单页布局调整 */
.slide_container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    height: 100%;
    border-radius: 0; /* 移除圆角 */
    box-shadow: none; /* 移除阴影 */
}

/* 文字区域优化 */
.slide_left {
    padding: 5% 10%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: auto;
    max-height: calc(100vh - 100px); /* 新增高度限制 */
    overflow-y: auto; /* 内容过长时允许滚动 */
}

/* 图片区域全屏适配 */
.slide_right {
    position: relative;
    height: 100%;
}

.slide_right img {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: none; /* 移除位移 */
    filter: drop-shadow(0 8px 24px rgba(99, 179, 237, 0.1));
}

/* 导航按钮定位调整 */
.swiper-button-prev,
.swiper-button-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
}

.swiper-button-next {
    right: 2%;
}

.swiper-button-prev {
    left: 2%;
}

/* 分页器定位调整 */
.swiper-pagination {
    position: absolute;
    bottom: 5%;
    left: 50%;
    transform: translateX(-50%);
}

/* 响应式调整 */
@media (max-width: 1024px) {
    .slide_container {
        grid-template-columns: 1fr;
        grid-template-rows: 45% 55%;
    }
    
    .slide_left {
        padding: 10% 15%;
    }
    
    .title {
        font-size: 2rem;
    }
    
    .desc {
        font-size: 1.1rem;
    }
}

@media (max-width: 768px) {
    .slide_container {
        grid-template-rows: 40% 60%;
    }
    
    .slide_left {
        padding: 10%;
    }
    
    .title {
        font-size: 1.5rem;
    }
    
    .desc {
        font-size: 1rem;
        -webkit-line-clamp: 4; /* 移动端限制行数 */
        display: -webkit-box;
        overflow: hidden;
    }
    
    .swiper-button-prev,
    .swiper-button-next {
        width: 36px;
        height: 36px;
        background-size: 60%;
    }
.swiper_container.center-area {
    height: 50vh;
}
.pic-content img {
 width:100% !important;
}
}

@media (max-width: 480px) {
    .slide_container {
        grid-template-rows: 35% 65%;
    }
    
    .slide_left {
        padding: 8%;
    }
    
    .title {
        font-size: 1.3rem;
        margin-bottom: 1rem;
    }
    
    .desc {
        -webkit-line-clamp: 3;
    }
    
    .date {
        position: static;
        margin-top: auto;
    }
}