/* ====== 关于我们页面独享样式 ====== */
    
    /* 页头横幅 */
    .page-header {
        position: relative;
        padding: 180px 0 120px;
        background: linear-gradient(135deg, rgba(26, 54, 93, 0.9) 0%, rgba(43, 108, 176, 0.85) 100%), url('/template/giaxi/images/6.jpg');
        background-size: cover;
        background-position: center;
        color: white;
        text-align: center;
    }

    .page-header h1 {
        color: white;
        -webkit-background-clip: initial;
        background-clip: initial;
        background: transparent;
        font-size: 3.5rem;
        margin-bottom: 25px;
    }

    .page-header p {
        color: rgba(255, 255, 255, 0.9);
        font-size: 1.3rem;
        max-width: 800px;
        margin: 0 auto 40px;
    }

    /* 公司概述部分 */
    .company-overview {
        background: white;
    }

    .overview-content {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 60px;
        align-items: center;
    }

    .overview-stats {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
        margin-top: 40px;
    }

    .stat-item {
        text-align: center;
        padding: 25px 20px;
        background: white;
        border-radius: var(--border-radius);
        box-shadow: var(--box-shadow);
        transition: var(--transition);
        border: 1px solid var(--light-gray);
    }

    .stat-item:hover {
        transform: translateY(-5px);
        border-color: rgba(43, 108, 176, 0.2);
    }

    .stat-number {
        font-size: 2.5rem;
        font-weight: 800;
        color: var(--secondary-color);
        line-height: 1;
        margin-bottom: 10px;
        display: block;
    }

    .stat-label {
        color: var(--dark-color);
        font-weight: 600;
        font-size: 1rem;
    }

    /* 时间线样式 */
    .timeline-section {
        background: var(--light-bg);
    }

    .timeline {
        position: relative;
        max-width: 1000px;
        margin: 60px auto 0;
    }

    .timeline:before {
        content: '';
        position: absolute;
        top: 0;
        bottom: 0;
        left: 50%;
        width: 3px;
        background: var(--gradient-primary);
        transform: translateX(-50%);
    }

    .timeline-item {
        position: relative;
        margin-bottom: 60px;
        width: 50%;
        padding: 0 40px;
    }

    .timeline-item:nth-child(odd) {
        left: 0;
    }

    .timeline-item:nth-child(even) {
        left: 50%;
    }

    .timeline-content {
        background: white;
        padding: 30px;
        border-radius: var(--border-radius);
        box-shadow: var(--box-shadow);
        position: relative;
        border: 1px solid var(--light-gray);
        transition: var(--transition);
    }

    .timeline-content:hover {
        transform: translateY(-5px);
        box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
    }

    .timeline-year {
        position: absolute;
        top: -15px;
        width: 70px;
        height: 70px;
        border-radius: 50%;
        background: var(--gradient-primary);
        color: white;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 800;
        font-size: 1.2rem;
        box-shadow: 0 5px 15px rgba(27, 85, 154, 0.3);
    }

    .timeline-item:nth-child(odd) .timeline-year {
        right: -35px;
    }

    .timeline-item:nth-child(even) .timeline-year {
        left: -35px;
    }

    /* 核心价值部分 */
    .values-section {
        background: white;
    }

    .values-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 30px;
        margin-top: 50px;
    }

    .value-card {
        text-align: center;
        padding: 40px 25px;
        background: white;
        border-radius: var(--border-radius);
        box-shadow: var(--box-shadow);
        transition: var(--transition);
        border: 1px solid var(--light-gray);
    }

    .value-card:hover {
        transform: translateY(-10px);
        box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
        border-color: rgba(43, 108, 176, 0.2);
    }

    .value-icon {
        width: 80px;
        height: 80px;
        margin: 0 auto 25px;
        background: rgba(43, 108, 176, 0.1);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 2rem;
        color: var(--secondary-color);
        transition: var(--transition);
    }

    .value-card:hover .value-icon {
        background: var(--gradient-primary);
        color: white;
        transform: scale(1.1);
    }

    /* 服务集群部分 */
    .clusters-section {
        background: var(--light-bg);
    }

    .clusters-tabs {
        display: flex;
        justify-content: center;
        flex-wrap: wrap;
        gap: 15px;
        margin-bottom: 50px;
    }

    .cluster-tab {
        padding: 15px 30px;
        background: white;
        border-radius: 50px;
        font-weight: 600;
        cursor: pointer;
        transition: var(--transition);
        border: 2px solid var(--light-gray);
        color: var(--dark-color);
    }

    .cluster-tab:hover, .cluster-tab.active {
        background: var(--gradient-primary);
        color: white;
        border-color: var(--primary-color);
        transform: translateY(-3px);
        box-shadow: 0 10px 25px rgba(27, 85, 154, 0.2);
    }

    .cluster-content {
        background: white;
        border-radius: var(--border-radius);
        padding: 50px;
        box-shadow: var(--box-shadow);
        border: 1px solid var(--light-gray);
        display: none;
    }

    .cluster-content.active {
        display: block;
        animation: fadeIn 0.5s ease;
    }

    @keyframes fadeIn {
        from { opacity: 0; transform: translateY(20px); }
        to { opacity: 1; transform: translateY(0); }
    }

    .service-list {
        list-style: none;
        margin-top: 30px;
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .service-list li {
        padding-left: 35px;
        position: relative;
        margin-bottom: 15px;
    }

    .service-list li:before {
        content: '✓';
        position: absolute;
        left: 0;
        color: var(--accent-color);
        font-weight: bold;
        font-size: 1.2rem;
    }

    /* 技术驱动部分 */
    .technology-section {
        background: white;
    }

    .tech-content {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 60px;
        align-items: center;
    }

    .tech-features {
        list-style: none;
    }

    .tech-features li {
        margin-bottom: 30px;
        padding-left: 70px;
        position: relative;
    }

    .tech-features i {
        position: absolute;
        left: 0;
        top: 0;
        color: var(--secondary-color);
        font-size: 1.8rem;
        width: 60px;
        height: 60px;
        background: rgba(43, 108, 176, 0.1);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        border: 1px solid rgba(43, 108, 176, 0.2);
    }

    /* 愿景部分 */
    .vision-section {
        background: linear-gradient(135deg, rgba(247, 250, 252, 0.95) 0%, rgba(237, 242, 247, 0.9) 100%);
        text-align: center;
    }

    .vision-statement {
        max-width: 900px;
        margin: 0 auto;
        padding: 60px;
        background: white;
        border-radius: var(--border-radius);
        box-shadow: var(--box-shadow);
        border: 1px solid var(--light-gray);
        position: relative;
    }

    .vision-statement:before {
        content: '"';
        position: absolute;
        top: 20px;
        left: 30px;
        font-size: 8rem;
        color: rgba(43, 108, 176, 0.1);
        font-family: Georgia, serif;
        line-height: 1;
    }

    .vision-text {
        font-size: 1.4rem;
        font-style: italic;
        color: var(--dark-color);
        margin-bottom: 30px;
        position: relative;
        z-index: 1;
    }

    /* 响应式调整 - 独享部分 */
    @media (max-width: 1200px) {
        .values-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        
        .overview-content, .tech-content {
            grid-template-columns: 1fr;
            gap: 50px;
        }
    }

    @media (max-width: 992px) {
        .timeline:before {
            left: 30px;
        }
        
        .timeline-item {
            width: 100%;
            left: 0 !important;
            padding-left: 80px;
            padding-right: 20px;
        }
        
        .timeline-item:nth-child(odd) .timeline-year,
        .timeline-item:nth-child(even) .timeline-year {
            left: 10px;
            right: auto;
        }
        
        .service-list {
            grid-template-columns: 1fr;
        }
    }

    @media (max-width: 768px) {
        .values-grid {
            grid-template-columns: 1fr;
        }
        
        .cluster-content {
            padding: 30px;
        }
        
        .vision-statement {
            padding: 40px 25px;
        }
        
        .vision-text {
            font-size: 1.2rem;
        }
    }