/* ==== 关于我们页面样式 ==== */

/* 页面整体样式 */
.about-page {
    min-height: 100vh;
    background: white;
}

/* 页面标题区域 */
.about-page-header {
    width: 100vw !important;
    margin-left: calc(-50vw + 50%) !important;
    padding: 120px 0 !important;
    text-align: center !important;
    background-image: url('../images/93292a1bb69d4053a2a7ec9def8f2044.avif') !important;
    background-size: cover !important;
    background-position: center !important;
    background-repeat: no-repeat !important;
    position: relative !important;
}

.about-page-header::before {
    content: '' !important;
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    background: rgba(255, 255, 255, 0.7) !important;
    z-index: 1 !important;
}

.about-page-title {
    font-size: 3rem !important;
    font-weight: 400 !important;
    color: #333 !important;
    margin: 0 !important;
    letter-spacing: 0.2em !important;
    position: relative !important;
    z-index: 2 !important;
}

/* 二级菜单样式 */
.about-sub-menu {
    margin-bottom: 30px !important;
    padding-bottom: 20px !important;
    border-bottom: 1px solid #e0e0e0 !important;
}

.about-menu-list {
    display: flex !important;
    justify-content: flex-start !important;
    align-items: center !important;
    list-style: none !important;
    margin: 0 !important;
    padding: 0 !important;
    gap: 0 !important;
}

.about-menu-item {
    margin: 0 !important;
    padding: 0 !important;
}

.about-menu-link {
    display: block !important;
    padding: 12px 25px !important;
    color: #333 !important;
    text-decoration: none !important;
    font-size: 1rem !important;
    font-weight: 400 !important;
    transition: all 0.3s ease !important;
    border-bottom: 2px solid transparent !important;
}

.about-menu-item.active .about-menu-link,
.about-menu-link:hover {
    color: #333 !important;
    border-bottom-color: #333 !important;
}

.about-menu-item.active .about-menu-link {
    font-weight: 600 !important;
}

/* 公司介绍区域 */
.about-company-intro {
    margin-bottom: 50px !important;
    padding: 30px 0 30px !important;
}

.about-company-logo {
    margin-bottom: 30px !important;
    text-align: center !important;
}

.about-company-logo img {
    max-width: 100% !important;
    height: auto !important;
    max-height: 120px !important;
}

.about-company-text p {
    font-size: 1rem !important;
    line-height: 1.7 !important;
    color: #666666 !important;
    margin-bottom: 20px !important;
    text-align: left !important;
    font-weight: 400 !important;
}

/* 产品品牌信息区域 */
.about-products-info {
    margin-bottom: 50px !important;
    padding: 0 0 30px 0 !important;
}

.about-main-products,
.about-brand-info {
    margin-bottom: 30px !important;
}

.about-main-products h2,
.about-brand-info h2 {
    font-size: 1.4rem !important;
    font-weight: 600 !important;
    color: #333 !important;
    margin-bottom: 15px !important;
    text-align: left !important;
}

.about-main-products p {
    font-size: 1rem !important;
    line-height: 1.7 !important;
    color: #666666 !important;
    text-align: left !important;
    margin-bottom: 0 !important;
    font-weight: 400 !important;
}

.about-brand-item {
    font-size: 1rem !important;
    line-height: 1.7 !important;
    color: #666666 !important;
    margin-bottom: 10px !important;
    text-align: left !important;
    font-weight: 400 !important;
}

.about-brand-item strong {
    font-weight: 600 !important;
    color: #333 !important;
}

/* 统计数据区域 */
.about-statistics {
    margin-top: 30px !important;
    padding: 0 0 50px 0 !important;
}

.about-stats-container {
    display: grid !important;
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 30px !important;
    max-width: 900px !important;
    margin: 0 auto !important;
}

.about-stat-box {
    background: white !important;
    padding: 50px 30px !important;
    border-radius: 0 !important;
    text-align: center !important;
    border: 1px solid #cccccc !important;
    transition: transform 0.3s ease !important;
    min-height: 180px !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: center !important;
}

.about-stat-box:hover {
    transform: translateY(-3px) !important;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1) !important;
}

.about-stat-num {
    font-size: 3rem !important;
    font-weight: 400 !important;
    color: #666666 !important;
    margin-bottom: 15px !important;
    display: block !important;
    line-height: 1 !important;
}

.about-stat-desc {
    font-size: 0.95rem !important;
    color: #999999 !important;
    line-height: 1.3 !important;
    font-weight: 300 !important;
}

/* 下半部分 - 背景图片区域 */
.hero-section {
    position: relative !important;
    height: 600px !important;
    overflow: hidden !important;
    display: flex !important;
    align-items: center !important;
}

.hero-background {
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    z-index: 1 !important;
}

.hero-background img {
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    object-position: center !important;
}

.hero-content {
    position: relative !important;
    z-index: 2 !important;
    width: 100% !important;
}

.hero-text-box {
    background: rgba(0, 0, 0, 0.7) !important;
    padding: 50px 40px !important;
    border-radius: 8px !important;
    max-width: 600px !important;
    margin-left: auto !important;
    margin-right: 40px !important;
    backdrop-filter: blur(5px) !important;
}

.hero-text-box h2 {
    font-size: 1.8rem !important;
    font-weight: 600 !important;
    color: white !important;
    margin-bottom: 25px !important;
    line-height: 1.3 !important;
}

.hero-description p {
    font-size: 1.1rem !important;
    line-height: 1.7 !important;
    color: white !important;
    margin-bottom: 20px !important;
    text-align: justify !important;
}

.hero-description p:last-child {
    margin-bottom: 0 !important;
}

/* ==== 响应式设计 ==== */

/* 平板设备 */
@media (max-width: 768px) {
    .about-page-header {
        padding: 80px 0 !important;
    }

    .about-page-title {
        font-size: 2.5rem !important;
    }

    .about-menu-link {
        padding: 10px 20px !important;
        font-size: 0.95rem !important;
    }

    .about-company-intro,
    .about-products-info {
        padding: 30px 0 !important;
    }

    .about-company-logo img {
        max-height: 100px !important;
    }

    .about-company-text p,
    .about-main-products p,
    .about-brand-item {
        font-size: 1rem !important;
    }

    .about-statistics {
        padding: 0 0 50px 0 !important;
    }

    .about-stats-container {
        grid-template-columns: repeat(3, 1fr) !important;
        gap: 20px !important;
    }

    .about-stat-box {
        padding: 40px 20px !important;
        min-height: 150px !important;
    }

    .about-stat-num {
        font-size: 2.5rem !important;
    }

    .about-stat-desc {
        font-size: 0.9rem !important;
    }

    /* 下半部分响应式 */
    .hero-section {
        height: 500px !important;
    }

    .hero-text-box {
        margin-right: 20px !important;
        padding: 40px 30px !important;
        max-width: 500px !important;
    }

    .hero-text-box h2 {
        font-size: 1.5rem !important;
        margin-bottom: 20px !important;
    }

    .hero-description p {
        font-size: 1rem !important;
        margin-bottom: 15px !important;
    }
}

/* 手机设备 */
@media (max-width: 480px) {
    .about-page-header {
        padding: 50px 0 30px !important;
    }

    .about-page-title {
        font-size: 2rem !important;
    }

    .about-menu-list {
        flex-wrap: wrap !important;
        justify-content: flex-start !important;
    }

    .about-menu-link {
        padding: 8px 15px !important;
        font-size: 0.9rem !important;
    }

    .about-company-intro,
    .about-products-info {
        padding: 20px 0 !important;
        margin-bottom: 30px !important;
    }

    .about-company-logo img {
        max-height: 80px !important;
    }

    .about-main-products,
    .about-brand-info {
        margin-bottom: 25px !important;
    }

    .about-statistics {
        padding: 0 0 40px 0 !important;
    }

    .about-stats-container {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
        max-width: 300px !important;
    }

    .about-stat-box {
        padding: 35px 20px !important;
        min-height: 130px !important;
    }

    .about-stat-num {
        font-size: 2.2rem !important;
    }

    .about-stat-desc {
        font-size: 0.95rem !important;
    }

    /* 下半部分响应式 */
    .hero-section {
        height: 400px !important;
    }

    .hero-text-box {
        margin: 0 20px !important;
        padding: 30px 25px !important;
        max-width: none !important;
    }

    .hero-text-box h2 {
        font-size: 1.3rem !important;
        margin-bottom: 15px !important;
    }

    .hero-description p {
        font-size: 0.95rem !important;
        margin-bottom: 12px !important;
    }
}

/* 标签内容容器 */
.about-content-container {
    margin-top: 30px !important;
}

.about-tab-content {
    animation: fadeIn 0.3s ease-in-out !important;
    min-height: 100px !important;
    width: 100% !important;
}

@keyframes fadeIn {
    from {
        opacity: 0 !important;
        transform: translateY(10px) !important;
    }
    to {
        opacity: 1 !important;
        transform: translateY(0) !important;
    }
}

/* 科学家列表样式 */
.scientists-list {
    display: flex !important;
    flex-direction: column !important;
    gap: 40px !important;
    padding: 20px 0 !important;
    min-height: 200px !important;
    background: white !important;
}

.scientist-item {
    display: flex !important;
    gap: 30px !important;
    background: white !important;
    padding: 0 !important;
    border-radius: 0 !important;
    align-items: flex-start !important;
}

.scientist-photo {
    flex-shrink: 0 !important;
    width: 200px !important;
    height: 200px !important;
    overflow: hidden !important;
}

.scientist-photo img {
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    object-position: center !important;
}

.scientist-info {
    flex: 1 !important;
    padding-top: 10px !important;
}

.scientist-category {
    font-size: 16px !important;
    color: #666 !important;
    margin-bottom: 8px !important;
    font-weight: 400 !important;
}

.scientist-name {
    font-size: 20px !important;
    color: #333 !important;
    font-weight: 600 !important;
    margin: 0 0 15px 0 !important;
    line-height: 1.2 !important;
}

.scientist-description {
    margin-bottom: 15px !important;
}

.scientist-description p {
    font-size: 14px !important;
    color: #666 !important;
    line-height: 1.6 !important;
    margin: 0 !important;
    text-align: justify !important;
}

.read-more-btn {
    display: inline-block !important;
    font-size: 14px !important;
    color: #3b82f6 !important;
    text-decoration: underline !important;
    cursor: pointer !important;
    font-weight: 400 !important;
}

.read-more-btn:hover {
    color: #2563eb !important;
}

/* 荣誉证书画廊样式 */
.certificates-gallery {
    display: grid !important;
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 30px !important;
    padding: 20px 0 !important;
}

.certificate-item {
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    background: white !important;
    border-radius: 8px !important;
    overflow: hidden !important;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1) !important;
    transition: transform 0.3s ease, box-shadow 0.3s ease !important;
}

.certificate-item:hover {
    transform: translateY(-5px) !important;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15) !important;
}

.certificate-item img {
    width: 100% !important;
    height: auto !important;
    max-height: 400px !important;
    object-fit: contain !important;
    display: block !important;
}

/* 合作客户画廊样式 */
.clients-gallery {
    display: grid !important;
    grid-template-columns: repeat(5, 1fr) !important;
    gap: 20px !important;
    padding: 20px 0 !important;
}

.client-item {
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    background: white !important;
    /*border-radius: 8px !important;*/
    padding: 15px !important;
    min-height: 120px !important;
    /*border: 1px solid #e9ecef !important;*/
    /*transition: transform 0.3s ease, box-shadow 0.3s ease !important;*/
}

.client-item:hover {
    transform: translateY(-3px) !important;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1) !important;
}

.client-item img {
    max-width: 100% !important;
    max-height: 80px !important;
    width: auto !important;
    height: auto !important;
    object-fit: contain !important;
}

/* 联系我们样式 */
.contact-container {
    display: flex !important;
    gap: 50px !important;
    padding: 30px 0 !important;
    align-items: flex-start !important;
}

.contact-info {
    flex: 1 !important;
    max-width: 400px !important;
}

.contact-title {
    font-size: 24px !important;
    color: #333 !important;
    font-weight: 600 !important;
    margin: 0 0 30px 0 !important;
    padding-bottom: 10px !important;
    border-bottom: 2px solid #333 !important;
    display: inline-block !important;
}

.contact-item {
    display: flex !important;
    align-items: flex-start !important;
    gap: 15px !important;
    margin-bottom: 25px !important;
}

.contact-icon {
    width: 40px !important;
    height: 40px !important;
    background: #666 !important;
    border-radius: 50% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    flex-shrink: 0 !important;
    position: relative !important;
}

/* 图标加载失败时的备用样式 */
.contact-icon::before {
    content: "" !important;
    width: 20px !important;
    height: 20px !important;
    background: white !important;
    border-radius: 2px !important;
    display: none !important;
}

.contact-icon i {
    color: white !important;
    font-size: 16px !important;
    font-family: "Font Awesome 6 Free" !important;
    font-weight: 900 !important;
    display: inline-block !important;
}

.contact-details {
    flex: 1 !important;
    padding-top: 2px !important;
}

.contact-label {
    font-size: 16px !important;
    color: #333 !important;
    font-weight: 500 !important;
    margin-bottom: 5px !important;
}

.contact-value {
    font-size: 14px !important;
    color: #666 !important;
    line-height: 1.4 !important;
}

.contact-map {
    flex: 1 !important;
    min-height: 300px !important;
}

.baidu-map-container {
    width: 100% !important;
    height: 300px !important;
    border: 1px solid #ddd !important;
    border-radius: 4px !important;
    overflow: hidden !important;
}

/* 百度地图控件样式调整 */
.baidu-map-container .BMap_cpyCtrl {
    display: none !important;
}

.baidu-map-container .anchorBL {
    display: none !important;
}

/* 只在关于我们标签显示的区域 */
.about-only-section {
    transition: all 0.3s ease !important;
}

/* 标签切换响应式 */
@media (max-width: 768px) {
    /* 科学家响应式 */
    .scientists-list {
        gap: 30px !important;
        padding: 15px 0 !important;
    }

    .scientist-item {
        flex-direction: column !important;
        gap: 20px !important;
        text-align: center !important;
    }

    .scientist-photo {
        width: 150px !important;
        height: 150px !important;
        align-self: center !important;
    }

    .scientist-info {
        padding-top: 0 !important;
    }

    .scientist-category {
        font-size: 14px !important;
    }

    .scientist-name {
        font-size: 18px !important;
    }

    .scientist-description p {
        font-size: 13px !important;
        text-align: left !important;
    }

    .read-more-btn {
        font-size: 13px !important;
    }

    /* 荣誉证书响应式 */
    .certificates-gallery {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
    }

    .certificate-item img {
        max-height: 300px !important;
    }

    /* 合作客户响应式 */
    .clients-gallery {
        grid-template-columns: repeat(3, 1fr) !important;
        gap: 15px !important;
    }

    .client-item {
        min-height: 100px !important;
        padding: 12px !important;
    }

    .client-item img {
        max-height: 60px !important;
    }

    /* 联系我们响应式 */
    .contact-container {
        flex-direction: column !important;
        gap: 30px !important;
    }

    .contact-info {
        max-width: none !important;
    }

    .contact-title {
        font-size: 20px !important;
    }

    .contact-item {
        gap: 12px !important;
        margin-bottom: 20px !important;
    }

    .contact-icon {
        width: 35px !important;
        height: 35px !important;
    }

    .contact-icon i {
        font-size: 14px !important;
    }

    .contact-label {
        font-size: 15px !important;
    }

    .contact-value {
        font-size: 13px !important;
    }

    .baidu-map-container {
        height: 250px !important;
    }
}

@media (max-width: 480px) {
    .scientist-photo {
        width: 120px !important;
        height: 120px !important;
    }

    .scientist-category {
        font-size: 13px !important;
    }

    .scientist-name {
        font-size: 16px !important;
    }

    .scientist-description p {
        font-size: 12px !important;
    }

    /* 荣誉证书手机端响应式 */
    .certificates-gallery {
        gap: 15px !important;
        padding: 15px 0 !important;
    }

    /* 合作客户手机端响应式 */
    .clients-gallery {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 12px !important;
    }

    .client-item {
        min-height: 80px !important;
        padding: 10px !important;
    }

    .client-item img {
        max-height: 50px !important;
    }

    /* 联系我们手机端响应式 */
    .contact-container {
        padding: 20px 0 !important;
    }

    .contact-title {
        font-size: 18px !important;
        margin-bottom: 25px !important;
    }

    .contact-item {
        gap: 10px !important;
        margin-bottom: 18px !important;
    }

    .contact-icon {
        width: 32px !important;
        height: 32px !important;
    }

    .contact-icon i {
        font-size: 12px !important;
    }

    .contact-label {
        font-size: 14px !important;
    }

    .contact-value {
        font-size: 12px !important;
    }

    .baidu-map-container {
        height: 200px !important;
    }
}