/* 页面整体样式 */
.about-page {
    background-color: #fff;
}

/* 顶部横幅 */
.about-banner {
    background: linear-gradient(135deg, #f0f7ff 0%, #e6f0ff 100%);
    padding: 80px 0;
    text-align: center;
}

.about-banner h1 {
    font-size: 48px;
    color: #333;
    margin-bottom: 20px;
}

.about-banner p {
    font-size: 24px;
    color: #666;
}

/* 通用容器样式 */
.section-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 20px;
}

/* 统一所有标题样式 */
.section-title {
    text-align: center;
    font-size: 32px;
    color: #333;
    margin-bottom: 40px;
    font-weight: 500;
}

.highlight {
    color: #1890ff;
}

/* 核心优势 */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.feature-card {
    text-align: center;
    padding: 40px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-card i {
    font-size: 48px;
    color: #1890ff;
    margin-bottom: 20px;
}

/* 添加图标悬停效果 */
.feature-card:hover i {
    transform: scale(1.1);
    transition: transform 0.3s ease;
}

.feature-card h3 {
    font-size: 24px;
    color: #333;
    margin-bottom: 16px;
}

.feature-card p {
    color: #666;
    line-height: 1.6;
}

/* 应用场景 */
.cases-grid {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.case-item {
    display: flex;
    align-items: center;
    gap: 40px;
    padding: 30px;
    background: #f8f9fa;
    border-radius: 8px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.case-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.case-item.reverse {
    flex-direction: row-reverse;
}

.case-content {
    flex: 1.5;
}

.case-content h3 {
    font-size: 24px;
    color: #333;
    margin-bottom: 12px;
    font-weight: 500;
}

.case-content p {
    font-size: 15px;
    color: #666;
    line-height: 1.5;
    font-weight: 400;
}

.case-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* 图标样式 */
.case-image i {
    font-size: 48px;
    color: #1890ff;
    transition: all 0.3s ease;
    opacity: 0.9;
}

/* 悬停效果 */
.case-item:hover .case-image i {
    transform: scale(1.05);
    color: #096dd9;
    opacity: 1;
}

/* 自动化图标的旋转动画 */
.fa-spin {
    animation: fa-spin 12s linear infinite;
}

/* 技术优势 */
.tech-advantages {
    background-color: #fff;
    padding: 60px 0;  /* 减小上下内边距 */
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 20px;
}

.tech-item {
    text-align: center;
    padding: 24px;
    background: #f8f9fa;
    border-radius: 8px;
    transition: all 0.3s ease;
    border: 1px solid #eee;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
}

.tech-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    background: #fff;
    border-color: #e6f7ff;
}

.tech-icon {
    margin-bottom: 16px;
    height: 60px;  /* 固定图标容器高度 */
    display: flex;
    align-items: center;
    justify-content: center;
}

.tech-icon i {
    font-size: 32px;  /* 减小图标尺寸 */
    color: #1890ff;
    transition: all 0.3s ease;
    opacity: 0.9;
}

.tech-item:hover .tech-icon i {
    transform: scale(1.05);
    opacity: 1;
    color: #096dd9;
}

.tech-item h3 {
    font-size: 18px;  /* 调整标题大小 */
    color: #333;
    margin-bottom: 12px;
    font-weight: 500;
}

.tech-item p {
    font-size: 14px;  /* 调整描述文字大小 */
    color: #666;
    line-height: 1.5;
    margin: 0;
    font-weight: 400;
}

/* 响应式布局 */
@media screen and (max-width: 992px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .tech-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media screen and (max-width: 768px) {
    .about-banner h1 {
        font-size: 36px;
    }
    
    .about-banner p {
        font-size: 20px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .case-item, 
    .case-item.reverse {
        flex-direction: column;
        text-align: center;
        gap: 20px;
        padding: 24px;
    }

    .case-image i {
        font-size: 36px;
    }

    .case-content h3 {
        font-size: 20px;
    }

    .case-content p {
        font-size: 14px;
    }
}

@media screen and (max-width: 576px) {
    .tech-grid {
        grid-template-columns: 1fr;
    }

    .tech-icon i {
        font-size: 28px;  /* 移动端稍微减小图标 */
    }

    .tech-item h3 {
        font-size: 16px;
    }

    .tech-item p {
        font-size: 13px;
    }
}

/* 技术优势标题和内容间距调整 */
.tech-advantages .section-title {
    margin-bottom: 40px;
}

/* 统一区块间距 */
.core-features {
    background-color: #fff;
    padding: 60px 0;  /* 减小上下内边距 */
}

.use-cases {
    background-color: #f8f9fa;
    padding: 60px 0;  /* 减小上下内边距 */
}

/* 确保 section-container 不会添加额外的内边距 */
.tech-advantages .section-container,
.use-cases .section-container,
.core-features .section-container {
    padding-top: 0;    /* 移除顶部内边距 */
    padding-bottom: 0; /* 移除底部内边距 */
}