/* ===== 独享部分：关于我们页面 ===== */
    
    /* 页面头部横幅 */
    .page-header {
        position: relative;
        height: 60vh;
        min-height: 500px;
        overflow: hidden;
        display: flex;
        align-items: center;
        background: var(--gradient-primary);
        margin-top: 80px;
    }

    .page-header::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        opacity: 0.2;
        background: 
            radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
            radial-gradient(circle at 80% 70%, rgba(255, 122, 69, 0.1) 0%, transparent 50%);
    }

    .page-header-content {
        position: relative;
        z-index: 2;
        color: white;
        max-width: 800px;
    }

    .page-header h1 {
        color: white;
        font-size: 4rem;
        margin-bottom: 20px;
    }

    .page-header p {
        color: rgba(255, 255, 255, 0.9);
        font-size: 1.3rem;
        max-width: 700px;
    }

    /* 概述部分 */
    .overview-section {
        background: white;
    }

    .overview-content {
        max-width: 900px;
        margin: 0 auto;
    }

    .brand-tagline {
        font-size: 2.2rem;
        color: var(--secondary);
        text-align: center;
        margin-bottom: 40px;
        font-weight: 700;
        position: relative;
        display: inline-block;
        left: 50%;
        transform: translateX(-50%);
    }

    .brand-tagline::before, .brand-tagline::after {
        content: '"';
        font-size: 3rem;
        color: var(--accent);
        opacity: 0.7;
        position: absolute;
        top: -15px;
    }

    .brand-tagline::before {
        left: -40px;
    }

    .brand-tagline::after {
        right: -40px;
    }

    /* 时间轴 - 发展历程 */
    .timeline-section {
        background: var(--light);
        position: relative;
    }

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

    .timeline::before {
        content: '';
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
        width: 4px;
        height: 100%;
        background: var(--gradient-accent);
        border-radius: 2px;
    }

    .timeline-item {
        display: flex;
        margin-bottom: 60px;
        position: relative;
    }

    .timeline-item:nth-child(odd) {
        justify-content: flex-start;
    }

    .timeline-item:nth-child(even) {
        justify-content: flex-end;
    }

    .timeline-content {
        width: 45%;
        background: white;
        border-radius: var(--radius-lg);
        padding: 30px;
        box-shadow: var(--shadow);
        position: relative;
        transition: var(--transition);
    }

    .timeline-item:nth-child(odd) .timeline-content {
        margin-right: 5%;
    }

    .timeline-item:nth-child(even) .timeline-content {
        margin-left: 5%;
    }

    .timeline-content:hover {
        transform: translateY(-10px);
        box-shadow: var(--shadow-lg);
    }

    .timeline-year {
        position: absolute;
        top: 50%;
        transform: translateY(-50%);
        width: 80px;
        height: 80px;
        background: white;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 800;
        color: var(--primary);
        font-size: 1.2rem;
        box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
        z-index: 2;
        border: 5px solid var(--light);
    }

    .timeline-item:nth-child(odd) .timeline-year {
        right: -40px;
    }

    .timeline-item:nth-child(even) .timeline-year {
        left: -40px;
    }

    .timeline-content h3 {
        color: var(--primary);
        margin-bottom: 10px;
        font-size: 1.5rem;
    }

    .timeline-content p {
        color: var(--gray);
    }

    /* 业务体系 */
    .business-clusters {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
        gap: 40px;
    }

    .cluster-card {
        background: white;
        border-radius: var(--radius-lg);
        padding: 40px 30px;
        box-shadow: var(--shadow);
        transition: var(--transition);
        position: relative;
        overflow: hidden;
        z-index: 1;
    }

    .cluster-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: var(--gradient-primary);
        opacity: 0;
        transition: var(--transition);
        z-index: -1;
    }

    .cluster-card:hover::before {
        opacity: 1;
    }

    .cluster-card:hover {
        transform: translateY(-15px);
        box-shadow: var(--shadow-lg);
    }

    .cluster-card:hover h3,
    .cluster-card:hover p {
        color: white;
    }

    .cluster-icon {
        width: 70px;
        height: 70px;
        background: var(--light);
        border-radius: 18px;
        display: flex;
        align-items: center;
        justify-content: center;
        margin-bottom: 25px;
        color: var(--primary);
        font-size: 1.8rem;
        box-shadow: 0 8px 25px rgba(45, 50, 80, 0.1);
        transition: var(--transition);
    }

    .cluster-card:hover .cluster-icon {
        background: rgba(255, 255, 255, 0.2);
        color: white;
    }

    .cluster-list {
        list-style: none;
        margin-top: 20px;
    }

    .cluster-list li {
        margin-bottom: 12px;
        color: var(--gray);
        position: relative;
        padding-left: 25px;
        transition: var(--transition);
    }

    .cluster-card:hover .cluster-list li {
        color: rgba(255, 255, 255, 0.9);
    }

    .cluster-list li::before {
        content: '✓';
        position: absolute;
        left: 0;
        color: var(--secondary);
        font-weight: bold;
        transition: var(--transition);
    }

    .cluster-card:hover .cluster-list li::before {
        color: white;
    }

    /* 子公司矩阵 */
    .subsidiaries-section {
        background: var(--light);
    }

    .subsidiaries-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        gap: 30px;
    }

    .subsidiary-card {
        background: white;
        border-radius: var(--radius);
        padding: 30px;
        box-shadow: var(--shadow);
        transition: var(--transition);
        position: relative;
        overflow: hidden;
    }

    .subsidiary-card:hover {
        transform: translateY(-10px);
        box-shadow: var(--shadow-lg);
    }

    .subsidiary-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 5px;
        height: 100%;
        background: var(--gradient-secondary);
        transition: var(--transition);
    }

    .subsidiary-card:hover::before {
        width: 100%;
        opacity: 0.1;
    }

    .subsidiary-name {
        font-size: 1.3rem;
        color: var(--primary);
        margin-bottom: 10px;
        font-weight: 700;
    }

    .subsidiary-desc {
        color: var(--gray);
        font-size: 0.95rem;
    }

    /* 团队与资质部分 */
    .team-qualifications {
        background: white;
    }

    .qualifications-container {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 30px;
    }

    .qualification-item {
        text-align: center;
        padding: 40px 30px;
        background: var(--light);
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow);
        transition: var(--transition);
    }

    .qualification-item:hover {
        transform: translateY(-10px);
        box-shadow: var(--shadow-lg);
    }

    .qualification-icon {
        font-size: 2.5rem;
        color: var(--secondary);
        margin-bottom: 20px;
    }

    .qualification-title {
        font-size: 1.3rem;
        color: var(--primary);
        margin-bottom: 15px;
    }

    /* 技术与风控部分 */
    .technology-section {
        background: var(--light);
    }

    .tech-features {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        gap: 40px;
    }

    .tech-feature {
        background: white;
        border-radius: var(--radius-lg);
        padding: 40px 30px;
        text-align: center;
        box-shadow: var(--shadow);
        transition: var(--transition);
    }

    .tech-feature:hover {
        transform: translateY(-10px);
        box-shadow: var(--shadow-lg);
    }

    .tech-icon {
        font-size: 3rem;
        color: var(--accent);
        margin-bottom: 25px;
    }

    /* 合作伙伴部分 */
    .partners-section {
        background: white;
    }

    .partners-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 30px;
    }

    .partner-item {
        background: white;
        border-radius: var(--radius);
        padding: 30px 20px;
        text-align: center;
        box-shadow: var(--shadow);
        transition: var(--transition);
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .partner-item:hover {
        transform: translateY(-5px);
        box-shadow: var(--shadow-lg);
    }

    .partner-name {
        font-weight: 600;
        color: var(--primary);
    }

    /* 愿景部分 */
    .vision-section {
        background: var(--gradient-primary);
        color: white;
        text-align: center;
    }

    .vision-section h2,
    .vision-section h3,
    .vision-section p {
        color: white;
    }

    .vision-section h2::after {
        background: var(--gradient-secondary);
    }

    .vision-content {
        max-width: 800px;
        margin: 0 auto;
    }

    /* 关于我们页面独享响应式设计 */
    @media (max-width: 1100px) {
        .page-header h1 {
            font-size: 3.2rem;
        }
        
        .brand-tagline {
            font-size: 1.8rem;
        }
        
        .timeline::before {
            left: 30px;
        }
        
        .timeline-item {
            justify-content: flex-start !important;
        }
        
        .timeline-content {
            width: 85%;
            margin-left: 80px !important;
            margin-right: 0 !important;
        }
        
        .timeline-year {
            left: 0 !important;
            right: auto !important;
        }
        
        .business-clusters {
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        }
    }

    @media (max-width: 768px) {
        .page-header {
            height: 50vh;
            min-height: 400px;
        }
        
        .page-header h1 {
            font-size: 2.8rem;
        }
        
        .business-clusters,
        .subsidiaries-grid,
        .qualifications-container,
        .tech-features,
        .partners-grid {
            grid-template-columns: 1fr;
        }
        
        .brand-tagline {
            font-size: 1.6rem;
        }
        
        .brand-tagline::before,
        .brand-tagline::after {
            font-size: 2.2rem;
        }
        
        .brand-tagline::before {
            left: -30px;
        }
        
        .brand-tagline::after {
            right: -30px;
        }
    }

    @media (max-width: 576px) {
        .page-header {
            height: 40vh;
            min-height: 300px;
        }
        
        .page-header h1 {
            font-size: 2.2rem;
        }
        
        .brand-tagline {
            font-size: 1.4rem;
        }
        
        .brand-tagline::before,
        .brand-tagline::after {
            display: none;
        }
        
        .timeline-content {
            width: 90%;
            margin-left: 50px !important;
            padding: 20px;
        }
        
        .timeline-year {
            width: 60px;
            height: 60px;
            font-size: 1rem;
        }
    }