/* ====== 独享CSS部分 ====== */
        
        /* 背景动画元素 */
        .floating-shapes {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
            overflow: hidden;
        }

        .floating-shape {
            position: absolute;
            border-radius: 50%;
            background: var(--gradient-secondary);
            opacity: 0.05;
            z-index: -1;
        }

        .shape-1 {
            width: 400px;
            height: 400px;
            top: 10%;
            right: -200px;
            animation: float-1 25s infinite ease-in-out;
        }

        .shape-2 {
            width: 300px;
            height: 300px;
            bottom: 10%;
            left: -150px;
            animation: float-2 30s infinite ease-in-out;
        }

        .shape-3 {
            width: 200px;
            height: 200px;
            top: 50%;
            right: 10%;
            animation: float-3 20s infinite ease-in-out;
        }

        @keyframes float-1 {
            0%, 100% { transform: translate(0, 0) rotate(0deg); }
            33% { transform: translate(30px, 50px) rotate(120deg); }
            66% { transform: translate(-20px, 30px) rotate(240deg); }
        }

        @keyframes float-2 {
            0%, 100% { transform: translate(0, 0) rotate(0deg); }
            33% { transform: translate(-40px, 30px) rotate(120deg); }
            66% { transform: translate(20px, -20px) rotate(240deg); }
        }

        @keyframes float-3 {
            0%, 100% { transform: translate(0, 0) rotate(0deg); }
            33% { transform: translate(20px, -30px) rotate(120deg); }
            66% { transform: translate(-30px, 20px) rotate(240deg); }
        }

        /* 关于我们英雄区域 */
        .about-hero {
            position: relative;
            padding: 200px 0 120px;
            background: linear-gradient(135deg, rgba(0, 102, 204, 0.05) 0%, rgba(0, 160, 233, 0.03) 100%);
            overflow: hidden;
            min-height: 100vh;
            display: flex;
            align-items: center;
        }

        .about-hero .container {
            position: relative;
            z-index: 2;
        }

        .about-hero h1 {
            margin-bottom: 25px;
            font-size: 4.5rem;
        }

        .about-hero p {
            font-size: 1.4rem;
            max-width: 800px;
            margin-bottom: 40px;
            color: var(--gray-color);
        }

        .brand-slogan {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary-color);
            margin-bottom: 40px;
            position: relative;
            display: inline-block;
            padding: 15px 30px;
            background: rgba(0, 102, 204, 0.05);
            border-radius: var(--border-radius);
            border-left: 5px solid var(--secondary-color);
        }

        /* 品牌概述区域 */
        .brand-overview {
            position: relative;
            padding: 120px 0;
            background: white;
        }

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

        .overview-image {
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--box-shadow);
            position: relative;
            border: 1px solid rgba(0, 102, 204, 0.1);
        }

        .overview-image:before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: var(--gradient-primary);
            opacity: 0;
            transition: opacity 0.5s ease;
            z-index: 1;
            mix-blend-mode: overlay;
        }

        .overview-image:hover:before {
            opacity: 0.1;
        }

        .overview-image img {
            width: 100%;
            height: auto;
            display: block;
            transition: transform 1s cubic-bezier(0.19, 1, 0.22, 1);
        }

        .overview-image:hover img {
            transform: scale(1.05);
        }

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

        .stat-box {
            text-align: center;
            padding: 30px 20px;
            background: rgba(0, 102, 204, 0.03);
            border-radius: var(--border-radius);
            border: 1px solid rgba(0, 102, 204, 0.1);
            transition: var(--transition);
        }

        .stat-box:hover {
            transform: translateY(-10px);
            background: rgba(0, 102, 204, 0.05);
            border-color: rgba(0, 102, 204, 0.2);
            box-shadow: 0 15px 40px rgba(0, 102, 204, 0.08);
        }

        .stat-number {
            font-size: 3rem;
            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: 1.1rem;
        }

        /* 发展历程时间轴 */
        .history-timeline {
            position: relative;
            padding: 120px 0;
            background: var(--light-bg);
        }

        .timeline {
            max-width: 1200px;
            margin: 80px auto 0;
            position: relative;
        }

        .timeline:before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 3px;
            height: 100%;
            background: rgba(0, 102, 204, 0.1);
        }

        .timeline-item {
            display: flex;
            justify-content: flex-end;
            padding-right: 30px;
            position: relative;
            margin-bottom: 80px;
            width: 50%;
        }

        .timeline-item:nth-child(even) {
            align-self: flex-end;
            justify-content: flex-start;
            padding-left: 30px;
            padding-right: 0;
            left: 50%;
        }

        .timeline-content {
            background: white;
            border-radius: var(--border-radius);
            padding: 40px;
            box-shadow: var(--box-shadow);
            width: 100%;
            max-width: 500px;
            position: relative;
            border: 1px solid rgba(0, 102, 204, 0.1);
            transition: var(--transition);
        }

        .timeline-item:nth-child(odd) .timeline-content:after {
            content: '';
            position: absolute;
            top: 40px;
            right: -10px;
            width: 20px;
            height: 20px;
            background: white;
            transform: rotate(45deg);
            border-right: 1px solid rgba(0, 102, 204, 0.1);
            border-bottom: 1px solid rgba(0, 102, 204, 0.1);
        }

        .timeline-item:nth-child(even) .timeline-content:after {
            content: '';
            position: absolute;
            top: 40px;
            left: -10px;
            width: 20px;
            height: 20px;
            background: white;
            transform: rotate(-135deg);
            border-right: 1px solid rgba(0, 102, 204, 0.1);
            border-bottom: 1px solid rgba(0, 102, 204, 0.1);
        }

        .timeline-content:hover {
            transform: translateY(-10px);
            box-shadow: 0 25px 60px rgba(0, 102, 204, 0.12);
            border-color: rgba(0, 102, 204, 0.2);
        }

        .timeline-year {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--secondary-color);
            margin-bottom: 15px;
            display: block;
        }

        .timeline-content h3 {
            font-size: 1.6rem;
            margin-bottom: 15px;
            color: var(--dark-color);
        }

        .timeline-marker {
            position: absolute;
            top: 40px;
            right: -45px;
            width: 40px;
            height: 40px;
            background: var(--gradient-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: 700;
            box-shadow: 0 10px 30px rgba(0, 102, 204, 0.2);
            z-index: 2;
        }

        .timeline-item:nth-child(even) .timeline-marker {
            left: -45px;
            right: auto;
        }

        /* 核心业务体系 */
        .business-system {
            position: relative;
            padding: 120px 0;
            background: white;
        }

        .business-clusters {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 35px;
            margin-top: 50px;
        }

        .business-cluster {
            background: var(--light-bg);
            border-radius: var(--border-radius);
            padding: 50px 40px;
            text-align: center;
            box-shadow: var(--box-shadow);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
            border: 1px solid rgba(0, 102, 204, 0.1);
        }

        .business-cluster:before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: var(--gradient-primary);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.6s cubic-bezier(0.19, 1, 0.22, 1);
        }

        .business-cluster:hover:before {
            transform: scaleX(1);
        }

        .business-cluster:hover {
            transform: translateY(-15px);
            box-shadow: 0 25px 60px rgba(0, 102, 204, 0.12);
            border-color: rgba(0, 102, 204, 0.2);
        }

        .cluster-icon {
            width: 100px;
            height: 100px;
            background: rgba(0, 102, 204, 0.05);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 30px;
            font-size: 2.8rem;
            color: var(--primary-color);
            transition: var(--transition);
            border: 1px solid rgba(0, 102, 204, 0.1);
        }

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

        .business-cluster h3 {
            margin-bottom: 25px;
            color: var(--dark-color);
        }

        .cluster-services {
            list-style: none;
            text-align: left;
            margin-top: 30px;
        }

        .cluster-services li {
            margin-bottom: 15px;
            padding-left: 25px;
            position: relative;
            color: var(--gray-color);
        }

        .cluster-services li:before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--secondary-color);
            font-weight: 700;
        }

        /* 专业化子公司矩阵 */
        .subsidiary-matrix {
            position: relative;
            padding: 120px 0;
            background: var(--light-bg);
        }

        .subsidiary-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 25px;
            margin-top: 50px;
        }

        .subsidiary-card {
            background: white;
            border-radius: var(--border-radius);
            padding: 40px 30px;
            text-align: center;
            box-shadow: var(--box-shadow);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
            border: 1px solid rgba(0, 102, 204, 0.1);
        }

        .subsidiary-card:before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: var(--gradient-primary);
            opacity: 0;
            transition: opacity 0.5s ease;
            z-index: 0;
        }

        .subsidiary-card:hover:before {
            opacity: 0.03;
        }

        .subsidiary-card > * {
            position: relative;
            z-index: 1;
        }

        .subsidiary-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 50px rgba(0, 102, 204, 0.12);
            border-color: rgba(0, 102, 204, 0.2);
        }

        .subsidiary-icon {
            width: 70px;
            height: 70px;
            background: rgba(0, 102, 204, 0.05);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 2rem;
            color: var(--primary-color);
            transition: var(--transition);
            border: 1px solid rgba(0, 102, 204, 0.1);
        }

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

        .subsidiary-card h4 {
            font-size: 1.3rem;
            margin-bottom: 15px;
            color: var(--dark-color);
        }

        /* 技术驱动与质量风控 */
        .technology-drive {
            position: relative;
            padding: 120px 0;
            background: white;
        }

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

        .tech-features {
            list-style: none;
            margin-top: 40px;
        }

        .tech-features li {
            margin-bottom: 30px;
            padding-left: 60px;
            position: relative;
        }

        .tech-features i {
            position: absolute;
            left: 0;
            top: 0;
            color: var(--secondary-color);
            font-size: 1.8rem;
            width: 50px;
            height: 50px;
            background: rgba(0, 160, 233, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid rgba(0, 160, 233, 0.2);
        }

        .tech-features h4 {
            font-size: 1.4rem;
            margin-bottom: 10px;
            color: var(--dark-color);
        }

        .tech-illustration {
            position: relative;
            padding: 40px;
            background: linear-gradient(135deg, rgba(0, 102, 204, 0.03) 0%, rgba(0, 160, 233, 0.03) 100%);
            border-radius: var(--border-radius);
            border: 1px solid rgba(0, 102, 204, 0.1);
            box-shadow: var(--box-shadow);
            text-align: center;
        }

        .tech-icon {
            width: 120px;
            height: 120px;
            background: var(--gradient-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 3.5rem;
            color: white;
            margin: 0 auto 30px;
            box-shadow: 0 20px 40px rgba(0, 102, 204, 0.2);
        }

        /* 战略合作伙伴 */
        .strategic-partners {
            position: relative;
            padding: 120px 0;
            background: var(--light-bg);
        }

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

        .partner-item {
            background: white;
            border-radius: var(--border-radius);
            padding: 40px 30px;
            text-align: center;
            box-shadow: var(--box-shadow);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
            border: 1px solid rgba(0, 102, 204, 0.1);
        }

        .partner-item:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 50px rgba(0, 102, 204, 0.1);
            border-color: rgba(0, 102, 204, 0.2);
        }

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

        .partner-item h4 {
            font-size: 1.3rem;
            margin-bottom: 10px;
            color: var(--dark-color);
        }

        /* 社会贡献与品牌荣誉 */
        .social-contribution {
            position: relative;
            padding: 120px 0;
            background: white;
        }

        .contribution-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 35px;
            margin-top: 50px;
        }

        .contribution-item {
            text-align: center;
            padding: 50px 35px;
            border-radius: var(--border-radius);
            transition: var(--transition);
            background: var(--light-bg);
            box-shadow: var(--box-shadow);
            border: 1px solid rgba(0, 102, 204, 0.1);
            position: relative;
            overflow: hidden;
        }

        .contribution-item:before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: var(--gradient-primary);
            opacity: 0;
            transition: opacity 0.5s ease;
            z-index: 0;
        }

        .contribution-item:hover:before {
            opacity: 0.03;
        }

        .contribution-item > * {
            position: relative;
            z-index: 1;
        }

        .contribution-item:hover {
            transform: translateY(-15px);
            box-shadow: 0 30px 60px rgba(0, 102, 204, 0.1);
            border-color: rgba(0, 102, 204, 0.2);
        }

        .contribution-icon {
            width: 100px;
            height: 100px;
            background: rgba(0, 102, 204, 0.05);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 35px;
            font-size: 2.8rem;
            color: var(--primary-color);
            transition: var(--transition);
            border: 1px solid rgba(0, 102, 204, 0.1);
        }

        .contribution-item:hover .contribution-icon {
            background: var(--gradient-primary);
            color: white;
            transform: scale(1.1);
            border-color: var(--primary-color);
        }

        /* 愿景与展望 */
        .vision-outlook {
            position: relative;
            padding: 120px 0;
            background: linear-gradient(135deg, rgba(0, 102, 204, 0.05) 0%, rgba(0, 160, 233, 0.03) 100%);
        }

        .vision-content {
            max-width: 900px;
            margin: 0 auto;
            text-align: center;
            padding: 70px 50px;
            background: white;
            border-radius: var(--border-radius);
            box-shadow: var(--box-shadow);
            border: 1px solid rgba(0, 102, 204, 0.1);
            position: relative;
        }

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

        .vision-content h2 {
            margin-bottom: 25px;
        }

        .vision-content p {
            font-size: 1.3rem;
            margin-bottom: 40px;
        }

        .vision-highlights {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 20px;
            margin-top: 50px;
        }

        .vision-highlight {
            background: rgba(0, 102, 204, 0.05);
            color: var(--primary-color);
            padding: 15px 30px;
            border-radius: 50px;
            font-weight: 700;
            border: 1px solid rgba(0, 102, 204, 0.1);
            transition: var(--transition);
        }

        .vision-highlight:hover {
            background: var(--gradient-primary);
            color: white;
            transform: translateY(-5px);
            border-color: var(--primary-color);
        }

        /* 动画效果 */
        @keyframes float {
            0%, 100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-20px);
            }
        }

        .float-animation {
            animation: float 5s ease-in-out infinite;
        }

        .animate-on-scroll {
            opacity: 0;
            transform: translateY(50px);
            transition: opacity 1s cubic-bezier(0.19, 1, 0.22, 1), transform 1s cubic-bezier(0.19, 1, 0.22, 1);
        }

        .animate-on-scroll.visible {
            opacity: 1;
            transform: translateY(0);
        }

        .animate-on-scroll-left {
            opacity: 0;
            transform: translateX(-50px);
            transition: opacity 1s cubic-bezier(0.19, 1, 0.22, 1), transform 1s cubic-bezier(0.19, 1, 0.22, 1);
        }

        .animate-on-scroll-left.visible {
            opacity: 1;
            transform: translateX(0);
        }

        .animate-on-scroll-right {
            opacity: 0;
            transform: translateX(50px);
            transition: opacity 1s cubic-bezier(0.19, 1, 0.22, 1), transform 1s cubic-bezier(0.19, 1, 0.22, 1);
        }

        .animate-on-scroll-right.visible {
            opacity: 1;
            transform: translateX(0);
        }

        /* 响应式调整 */
        @media (max-width: 1200px) {
            .business-clusters, .contribution-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .subsidiary-grid, .partners-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            
            .overview-content, .tech-content {
                grid-template-columns: 1fr;
                gap: 50px;
            }
            
            .timeline:before {
                left: 30px;
            }
            
            .timeline-item {
                width: 100%;
                padding-right: 0;
                padding-left: 80px;
            }
            
            .timeline-item:nth-child(even) {
                left: 0;
                padding-left: 80px;
            }
            
            .timeline-marker {
                left: 20px;
                right: auto;
            }
            
            .timeline-item:nth-child(odd) .timeline-content:after,
            .timeline-item:nth-child(even) .timeline-content:after {
                left: -10px;
                right: auto;
                transform: rotate(-135deg);
            }
        }

        @media (max-width: 992px) {
            .subsidiary-grid, .partners-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .business-clusters, .contribution-grid, .subsidiary-grid, .partners-grid {
                grid-template-columns: 1fr;
            }
            
            .overview-stats {
                grid-template-columns: 1fr;
            }
            
            .about-hero h1 {
                font-size: 3.2rem;
            }
            
            .brand-slogan {
                font-size: 1.8rem;
            }
        }