/* ========== 基础 Banner 及容器全局统一样式 ========== */
.home-banner {
    height: 600px;
}
.home-banner .swiper-slide {
    height: 600px;
    display: flex;
    align-items: center;
    background-size: cover;
    background-position: center;
}
.home-banner .swiper-slide::before {
    display: none;
}
.home-banner .container.banner-container {
    height: auto;
    padding-top: 0;
    display: flex;
    align-items: center;
    justify-content: flex-start;
}
.home-banner .box-slider-text {
    max-width: 800px;
    position: relative;
    z-index: 2;
    color: #fff;
}
.home-banner .box-slide-title {
    font-family: 'Alibaba PuHuiTi 3.0', sans-serif;
    font-size: 70px;
    font-weight: 400;
    line-height: 1.2;
    margin-bottom: 20px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    color: #fff;
    animation: slideInUp 0.8s ease;
}
.home-banner .box-slide-description {
    font-family: 'Alibaba PuHuiTi 3.0', sans-serif;
    font-size: 20px;
    font-weight: 400;
    line-height: 1.6;
    margin-bottom: 30px;
    text-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
    color: rgba(255, 255, 255, 0.9);
    animation: slideInUp 1.2s ease;
}
.home-banner .banner-buttons {
    display: flex;
    gap: 20px;
    margin-top: 30px;
}
.home-banner .banner-buttons .btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 16px;
    font-weight: 500;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    cursor: pointer;
}
.home-banner .banner-buttons .consult-btn {
    background: #1366EE;
    color: #fff;
    border: 2px solid #1366EE;
    box-shadow: 0 4px 15px rgba(19, 102, 238, 0.4);
}
.home-banner .banner-buttons .consult-btn:hover {
    background: #0d4bb5;
    border-color: #0d4bb5;
    transform: translateY(-2px);
}
@keyframes slideInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.main-container {
    padding: 60px 0;
    background: #f5f7fa;
}

/* ========== 左侧分类白底卡片容器 ========== */
.sidebar {
    margin-bottom: 30px;
}
.widget-tags {
    background: #fff;
    border-radius: 8px;
    padding: 24px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
    border: 1px solid #e8ecf1;
}

/* 标题样式：复刻左侧标志性蓝条 */
.widget-tags .widget-title {
    font-size: 16px;
    font-weight: 600;
    color: #333;
    margin-top: 0;
    margin-bottom: 20px;
    padding-bottom: 0;
    display: flex;
    align-items: center;
}
.widget-tags .widget-title::after {
    display: none; /* 清除原有下划线 */
}
.widget-tags .widget-title::before {
    content: '';
    display: inline-block;
    width: 3px;
    height: 16px;
    background-color: #1366EE; /* 精准蓝色定位垂直装饰条 */
    margin-right: 10px;
    border-radius: 2px;
}

/* Tab 垂直排列堆叠流 */
#exhibition-tabs-container {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* 选项项默认状态：完全复刻图片中的铺满式浅灰色块 */
.exhibition-tab-item {
    width: 100%;
}
.exhibition-tab-item a {
    display: block;
    padding: 14px 20px;
    color: #444;
    text-decoration: none;
    border-radius: 6px;
    background-color: #f5f6f8; /* 默认灰色块 */
    font-size: 14px;
    font-weight: 400;
    transition: all 0.25s ease;
}

/* 选项鼠标悬停效果 */
.exhibition-tab-item a:hover {
    background-color: #e8f0fe;
    color: #1366EE;
}

/* 激活选中项：切换成铺满式品牌蓝，纯白字 */
.exhibition-tab-item.active a {
    background-color: #1366EE !important;
    color: #fff !important;
    font-weight: 500;
    box-shadow: 0 4px 12px rgba(19, 102, 238, 0.25);
}


/* ========== 右侧内容区域：精细匹配卡片规范 ========== */
.content-inner-page {
    background: #fff;
    border-radius: 8px;
    padding: 30px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
    border: 1px solid #e8ecf1;
}

.blog-item-list .exhibition-panel {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* 卡片容器：外层带超细浅色外边框 */
.blog-item {
    display: flex;
    gap: 24px;
    padding: 24px;
    background: #fff;
    border-radius: 8px;
    border: 1px solid #e8ecf1; /* 图片中的灰度层细边框 */
    transition: all 0.3s ease;
}

/* 激活选中的首个卡片：带上图片里标志性的浅蓝色粗外框与高亮阴影 */
.blog-item-list .exhibition-panel .blog-item:first-child {
    border: 1.5px solid #1366EE;
    box-shadow: 0 4px 20px rgba(19, 102, 238, 0.08);
}

.blog-item:hover {
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.06);
    transform: translateY(-2px);
}

/* 左侧圆角大图表现 */
.bi-pic {
    width: 260px;
    height: 165px;
    border-radius: 6px;
    overflow: hidden;
    flex-shrink: 0;
}
.bi-pic img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 右侧多维度文本排版结构 */
.bi-text {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between; /* 强行拉开上下距离，将查看更多固定在底层 */
}

/* 卡片大标题 */
.bi-text h4 {
    font-size: 18px;
    font-weight: 600;
    color: #222;
    margin: 0 0 10px 0;
    line-height: 1.4;
}
.bi-text h4 a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s ease;
}
.bi-text h4 a:hover {
    color: #1366EE;
}

/* 文章描述文字细则 */
.bi-text .desc {
    font-size: 13px;
    color: #666;
    line-height: 1.6;
    margin: 0;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 底部查看更多按钮包裹容器 */
.read-more-box {
    margin-top: 12px;
}
.read-more {
    text-decoration: none;
    color: #1366EE;
    font-size: 13px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: all 0.2s ease;
}
.read-more:hover {
    color: #0d4bb5;
    gap: 8px; /* 悬停时箭头平滑向右横移 */
}

/* 官方分页通用居中样式 */
.exhibition-page-wrapper {
    margin-top: 30px;
}
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 6px;
}
.pagination a, .pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 10px;
    border: 1px solid #e8ecf1;
    border-radius: 4px;
    color: #666;
    text-decoration: none;
    font-size: 13px;
}
.pagination a:hover, .pagination .active {
    background: #1366EE;
    color: #fff;
    border-color: #1366EE;
}

/* ========== 完美支持移动端多重断点响应 ========== */
@media (max-width: 991px) {
    .home-banner { height: 400px; }
    .home-banner .box-slide-title { font-size: 44px; }
    .blog-item { flex-direction: column; gap: 16px; padding: 16px; }
    .bi-pic { width: 100%; height: 200px; }
}
@media (max-width: 768px) {
    .home-banner { height: 300px; }
    .home-banner .box-slide-title { font-size: 32px; }
    .main-container { padding: 40px 0; }
    .content-inner-page, .widget-tags { padding: 16px; }
}