/* 社会责任页面样式 */

/* 内容区域基础样式 */
.section-content {
    padding: 40px 0;
    min-height: auto;
}

/* 左右布局 - 统一样式 */
.culture-layout {
    display: flex;
    justify-content: space-between;
    align-items: stretch;
    width: 100%;
    gap: 0;
}

/* 文字部分 - 统一样式 */
.culture-text-section {
    flex: 0 0 50%;
    padding: 40px;
    box-sizing: border-box;
    max-width: 50%;
}

/* 图片部分 - 统一样式 */
.culture-image-section {
    flex: 0 0 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 主图片样式 - 统一尺寸和效果 */
.culture-main-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 环境责任和公司治理图片特殊圆角设置 */
#environment .culture-main-image,
#governance .culture-main-image {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
    border-top-left-radius: 8px;
    border-bottom-left-radius: 8px;
}

/* 价值观卡片容器 - 统一样式 */
.culture-values-single-card {
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    width: 100%;
    overflow: hidden;
    margin-top: 50px;
}

/* 标题样式 */
.culture-title {
    font-size: 24px;
    font-weight: bold;
    color: #000;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 1px solid #e6e6e6;
}

/* 单个价值观项目 */
.culture-value-item {
    margin-bottom: 25px;
}

.culture-value-item:last-child {
    margin-bottom: 0;
}

/* 价值观项目标题样式 */
.culture-item-title {
    font-size: 18px;
    font-weight: bold;
    color: #000;
    margin-bottom: 10px;
    text-align: left;
}

/* 描述文本样式 */
.culture-item-desc {
    font-size: 16px;
    line-height: 1.8;
    color: #333;
    text-align: left;
}

/* 责任理念版块样式 */
.overview-content {
    position: relative;
    width: 100%;
    height: 550px;
    overflow: hidden;
    border-radius: 12px;
    margin: 40px 0;
}

.overview-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 550px;
    z-index: 1;
    overflow: hidden;
}

.overview-bg {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.overview-text {
    position: absolute;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    width: 45%; 
    padding: 50px;
    box-sizing: border-box;
    background: #ffffff; 
    opacity: 0.8;
    max-height: 80%; 
    z-index: 2; 
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: left;
    border-radius: 0 16px 16px 0;
    box-shadow: 5px 0 30px rgba(0, 0, 0, 0.1);
}

.overview-title {
    font-size: 36px;
    color: #0055dd;
    margin-bottom: 20px;
    font-weight: bold;
    line-height: 1.3;
}

.overview-description {
    font-size: 20px;
    color: #333;
    margin-bottom: 20px;
    line-height: 1.6;
    font-weight: 500;
}

.overview-detail {
    font-size: 16px;
    color: #555;
    line-height: 1.8;
    margin: 0;
}

/* 响应式设计 - 移动设备 (768px以下) */
@media (max-width: 768px) {
    /* 内容区域基础样式 */
    .section-content {
        padding: 25px 15px;
    }
    
    /* 责任理念版块 */
    .overview-content {
        height: auto;
        min-height: 450px;
    }
    
    .overview-image {
        height: auto;
        min-height: 450px;
    }
    
    .overview-text {
        position: relative;
        top: auto;
        left: auto;
        transform: none;
        width: 100%;
        padding: 25px;
        border-radius: 12px;
        margin-top: -80px;
        margin-bottom: 20px;
    }
    
    .overview-title {
        font-size: 26px;
    }
    
    .overview-description {
        font-size: 17px;
    }
    
    .overview-detail {
        font-size: 15px;
    }
    
    /* 左右布局调整 */
    .culture-layout {
        flex-direction: column;
    }
    
    .culture-text-section,
    .culture-image-section {
        flex: 0 0 100%;
        max-width: 100%;
    }
    
    .culture-text-section {
        padding: 30px 20px;
    }
    
    .culture-image-section {
        height: 350px;
    }
    
    .culture-main-image {
        border-radius: 0;
        border-bottom-left-radius: 8px;
        border-bottom-right-radius: 8px;
    }
    
    #environment .culture-main-image,
    #governance .culture-main-image {
        border-radius: 8px 8px 0 0;
    }
    
    /* 交换环境责任和公司治理的布局 */
    #environment .culture-layout,
    #governance .culture-layout {
        flex-direction: column-reverse;
    }
    
    /* 标题样式 */
    .culture-title {
        font-size: 22px;
        margin-bottom: 20px;
    }
    
    .culture-item-title {
        font-size: 16px;
    }
    
    .culture-item-desc {
        font-size: 14px;
        line-height: 1.6;
    }
    
}

/* 公司治理背景色 */
.section-bg-3 {
    background-color: #ffffff;
}

/* 责任报告版块样式 */
#reports {
    padding: 60px 0;
}

/* 年份Tab导航样式 */
.report-tabs {
    display: flex;
    margin: 40px 0;
    gap: 10px;
}

.report-tab {
    padding: 12px 32px;
    font-size: 18px;
    color: #666;
    cursor: pointer;
    border-radius: 50px;
    margin: 0;
}

.report-tab.active {
    color: #ffffff;
    font-weight: 600;
    background-color: #0055dd;
    border-color: #0055dd;
}

/* 报告内容区域 */
.report-content {
    margin-top: 30px;
    min-height: 100px;
}

/* 报告卡片容器 - 一行两列布局 */
.report-cards {
    display: flex;
    justify-content: space-between;
    gap: 30px;
    flex-wrap: wrap;
    box-sizing: border-box;
}

/* 报告卡片样式 - 左右布局（左边图片50%，右边内容50%） */
.report-card {
    width: calc(50% - 15px); /* 一行两个卡片，考虑间距 */
    height: 538px;
    background-color: #ffffff;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    display: flex;
 
    border: 1px solid #f0f0f0;
    box-sizing: border-box;
    flex-shrink: 0;
}

/* 报告卡片图片区域 - 左侧50%宽度 */
.report-card-image {
    width: 50%;
    overflow: hidden;
    flex-shrink: 0;
}

.report-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* 报告卡片内容区域 - 右侧50%宽度 */
.report-card-content {
    width: 50%;
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    box-sizing: border-box;
    overflow: hidden;
}

/* 报告卡片标题 */
.report-card-title {
    margin: 0 0 20px 0;
    font-size: 24px;
    color: #333;
    font-weight: 600;
    line-height: 1.3;
}

/* 报告卡片描述 */
.report-card-desc {
    margin: 0 0 25px 0;
    font-size: 16px;
    line-height: 1.7;
    color: #666;
    flex: 1;
}

/* 报告卡片底部信息 */
.report-card-footer {
    margin-top: 20px;
}

/* PDF查看链接 */
.report-card-pdf {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #333;
    text-decoration: none;
    font-weight: 500;
    font-size: 16px;
    transition: color 0.3s ease;
}

/* PDF图标样式 */
.pdf-icon {
    width: 24px;
    height: 24px;
    padding: 4px;
    background-color: #e53935;
    border-radius: 4px;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 12px;
}

/* 响应式设计 - 移动设备 (768px以下) 报告部分 */
@media (max-width: 768px) {
    /* 责任报告版块 */
    #reports {
        padding: 25px 15px;
    }
    
    .report-tabs {
        flex-direction: column;
        gap: 5px;
        margin: 20px 0;
    }
    
    .report-tab {
        padding: 10px 20px;
        font-size: 15px;
        text-align: center;
    }
    
    /* 报告卡片样式 */
    .report-card {
        width: 100%;
        flex-direction: column;
        height: auto;
        margin-bottom: 25px;
    }
    .report-cards {
        display: flex;
        justify-content: space-between;
        gap: 0px;
        flex-wrap: wrap;
        box-sizing: border-box;
    }
    
    .report-card:last-child {
        margin-bottom: 0;
    }
    
    .report-card-image {
        width: 100%;
        height: 200px;
    }
    
    .report-card-content {
        width: 100%;
        padding: 20px;
    }
    
    .report-card-title {
        font-size: 19px;
        margin-bottom: 15px;
    }
    
    .report-card-desc {
        font-size: 14px;
        line-height: 1.6;
        margin-bottom: 15px;
    }
    
    .report-card-pdf {
        font-size: 14px;
    }
}