/* 关于我们页面专用样式 */

/* 横幅区域使用首页样式 */

/* 通用section样式 */
section {
    padding: 60px 0;
    background-color: white;
}

/* 标题样式 */
.section-title {
    font-size: 28px;
    font-weight: bold;
    color: #333;
    text-align: center;
    margin-bottom: 40px;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: #0066cc;
}

/* 公司介绍 */
.company-introduction {
    background-color: white;
}

.introduction-content {
    display: flex;
    gap: 40px;
    align-items: flex-start;
    flex-wrap: wrap;
}

.introduction-image {
    flex: 1;
    min-width: 300px;
    overflow: hidden;
}

.introduction-image img {
    width: 100%;
    height: auto;
    max-height: 400px;
    object-fit: cover;
    border-radius: 8px;
}

.introduction-text {
    flex: 1;
    min-width: 300px;
    font-size: 16px;
    line-height: 1.8;
    color: #666;
}

.introduction-text p {
    margin-bottom: 15px;
}

/* 公司品牌定位 */
.brand-positioning {
    background-color: #f9f9f9;
}

.positioning-desc {
    text-align: center;
    font-size: 16px;
    color: #666;
    margin-bottom: 40px;
    line-height: 1.6;
}

.positioning-content {
    display: flex;
    gap: 40px;
    align-items: center;
    flex-wrap: wrap;
}

.positioning-left {
    flex: 1;
    min-width: 300px;
}

.positioning-right {
    flex: 1;
    min-width: 300px;
    overflow: hidden;
}

.positioning-right img {
    width: 100%;
    height: auto;
    max-height: 400px;
    object-fit: cover;
    border-radius: 8px;
}

.mission-vision h3 {
    font-size: 20px;
    font-weight: bold;
    color: #0066cc;
    margin-bottom: 10px;
}

.mission-vision p {
    font-size: 16px;
    line-height: 1.8;
    color: #666;
    margin-bottom: 25px;
}

/* 蓝色标语横幅 */
.blue-banner {
    background-color: #0066cc;
    color: white;
    text-align: center;
    padding: 50px 0;
}

.blue-banner .container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.blue-banner .banner-content {
    text-align: center;
}

.blue-banner h2 {
    font-size: 28px;
    font-weight: bold;
    margin-bottom: 15px;
    color: white;
    text-align: center;
}

.blue-banner p {
    font-size: 16px;
    opacity: 0.9;
    line-height: 1.6;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

/* 价值观念理念 */
.value-concepts {
    background-color: white;
}

.concepts-desc {
    text-align: center;
    font-size: 16px;
    color: #666;
    margin-bottom: 40px;
    line-height: 1.6;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    justify-content: center;
}

.value-item {
    text-align: center;
    padding: 30px 20px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.value-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.value-icon {
    margin-bottom: 20px;
}

.icon-comment {
    display: none; /* 隐藏注释元素 */
}

.icon-placeholder {
    margin: 0 auto;
}

/* 价值观念图标样式 */
.value-icon-img {
    display: block;
    margin: 0 auto;
    width: 64px;
    height: 64px;
    object-fit: contain;
}

/* 企业文化 */
.corporate-culture {
    background-color: white;
    padding: 60px 0;
}

.culture-desc {
    text-align: center;
    font-size: 16px;
    color: #666;
    margin-bottom: 40px;
    line-height: 1.6;
}

.culture-content {
    display: flex;
    gap: 50px;
    align-items: flex-start;
    flex-wrap: wrap;
}

.culture-left {
    flex: 1;
    min-width: 350px;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.culture-right {
    flex: 1;
    min-width: 350px;
    overflow: hidden;
}

.culture-image {
    width: 100%;
    height: auto;
    max-height: 500px;
    object-fit: cover;
    border-radius: 8px;
}

.culture-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.culture-icon {
    flex-shrink: 0;
}

.culture-text h3 {
    font-size: 20px;
    font-weight: bold;
    color: #333;
    margin-bottom: 10px;
}

.culture-text p {
    font-size: 14px;
    line-height: 1.6;
    color: #666;
}

/* 企业文化响应式设计 */
@media (max-width: 768px) {
    .culture-content {
        flex-direction: column-reverse;
        gap: 30px;
    }
    
    .culture-left {
        align-items: center;
        gap: 20px;
    }
    
    .culture-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 15px;
        padding: 0 20px;
    }
    
    .culture-image {
        max-height: 350px;
    }
    
    .culture-text h3 {
        font-size: 18px;
    }
    
    .culture-text p {
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .corporate-culture {
        padding: 40px 0;
    }
    
    .culture-image {
        max-height: 280px;
    }
    
    .culture-left {
        gap: 15px;
    }
    
    .culture-item {
        gap: 12px;
    }
    
    .culture-icon img {
        width: 50px;
        height: 50px;
    }
    
    .culture-text h3 {
        font-size: 16px;
    }
    
    .culture-text p {
        font-size: 12px;
    }
}

/* 主营业务 */
.main-business {
    background-color: white;
    padding: 60px 0;
}

.business-desc {
    text-align: center;
    font-size: 16px;
    color: #666;
    margin-bottom: 40px;
    line-height: 1.6;
}

.business-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
    margin-bottom: 40px;
}

.business-item {
    background-color: white;
    padding: 30px 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: transform 0.3s ease;
}

.business-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.business-icon {
    margin-bottom: 20px;
}

.business-icon-img {
    width: 64px;
    height: 64px;
    object-fit: contain;
}

.business-title {
    font-size: 18px;
    font-weight: bold;
    color: #333;
    margin-bottom: 15px;
}

.business-description {
    font-size: 14px;
    line-height: 1.6;
    color: #666;
}

.business-image {
    margin-top: 30px;
    overflow: hidden;
}

.main-business-img {
    width: 100%;
    height: auto;
    max-height: 400px;
    object-fit: cover;
    border-radius: 8px;
}

/* 主营业务响应式设计 */
@media (max-width: 768px) {
    .business-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .main-business-img {
        max-height: 300px;
    }
    
    .business-title {
        font-size: 16px;
    }
    
    .business-description {
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .main-business {
        padding: 40px 0;
    }
    
    .business-grid {
        gap: 15px;
    }
    
    .business-item {
        padding: 20px 15px;
    }
    
    .business-icon {
        margin-bottom: 15px;
    }
    
    .business-icon-img {
        width: 50px;
        height: 50px;
    }
    
    .main-business-img {
        max-height: 250px;
    }
    
    .business-title {
        font-size: 15px;
        margin-bottom: 10px;
    }
    
    .business-description {
        font-size: 12px;
    }
}

/* 价值观念标题样式 */
.value-title {
    font-size: 20px;
    font-weight: bold;
    color: #333;
    margin-bottom: 15px;
}

.value-description {
    font-size: 14px;
    line-height: 1.6;
    color: #666;
}

/* 响应式设计 - 平板(768px) */
@media (max-width: 768px) {
    .about-banner {
        height: 350px;
    }
    
    .about-banner .banner-content h1 {
        font-size: 28px;
    }
    
    .about-banner .banner-content p {
        font-size: 16px;
    }
    
    .introduction-content,
    .positioning-content {
        flex-direction: column;
    }
    
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .section-title {
        font-size: 24px;
    }
    
    /* 蓝色横幅调整 */
    .blue-banner {
        padding: 35px 0;
    }
    
    .blue-banner h2 {
        font-size: 22px;
    }
    
    .blue-banner p {
        font-size: 14px;
    }
}

/* 响应式设计 - 手机(480px) */
@media (max-width: 480px) {
    .about-banner {
        height: 280px;
    }
    
    .about-banner .banner-content h1 {
        font-size: 24px;
    }
    
    .about-banner .banner-content p {
        font-size: 14px;
    }
    
    section {
        padding: 40px 0;
    }
    
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .value-item {
        padding: 20px 15px;
    }
    
    .introduction-text,
    .mission-vision p {
        font-size: 14px;
    }
    
    .mission-vision h3 {
        font-size: 18px;
    }
    
    /* 蓝色横幅调整 */
    .blue-banner {
        padding: 25px 0;
    }
    
    .blue-banner h2 {
        font-size: 18px;
    }
    
    .blue-banner p {
        font-size: 12px;
    }
}