/* 独享CSS部分 - 关于我们页面 */
        
        /* 页面头部 */
        .about-header {
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: #fff;
            padding: 180px 0 100px;
            margin-top: 70px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        
        .about-header:before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('/template/jia/images/21.jpg') center/cover no-repeat;
            opacity: 0.2;
            z-index: 0;
        }
        
        .about-header-content {
            position: relative;
            z-index: 1;
            max-width: 800px;
            margin: 0 auto;
        }
        
        .about-header h1 {
            font-size: 48px;
            margin-bottom: 20px;
            font-weight: 700;
        }
        
        .about-header p {
            font-size: 20px;
            margin-bottom: 30px;
            opacity: 0.9;
        }
        
        /* 公司介绍 */
        .company-intro {
            background: #fff;
        }
        
        .intro-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }
        
        .intro-text h2 {
            font-size: 36px;
            color: var(--primary-color);
            margin-bottom: 25px;
            font-weight: 700;
            line-height: 1.3;
        }
        
        .intro-text p {
            margin-bottom: 25px;
            font-size: 17px;
            color: var(--text-color);
        }
        
        .intro-text .highlight {
            color: var(--accent-color);
            font-weight: 700;
            position: relative;
            display: inline-block;
        }
        
        .intro-text .highlight:after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 0;
            width: 100%;
            height: 8px;
            background-color: var(--accent-light);
            z-index: -1;
            opacity: 0.7;
        }
        
        .intro-image {
            position: relative;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-heavy);
            transform: perspective(1000px) rotateY(-5deg);
            transition: var(--transition);
        }
        
        .intro-image:hover {
            transform: perspective(1000px) rotateY(0);
        }
        
        .intro-image img {
            width: 100%;
            height: auto;
            transition: var(--transition);
        }
        
        .intro-image:hover img {
            transform: scale(1.05);
        }
        
        /* 核心优势 */
        .core-advantages {
            background: #f9f9f9;
        }
        
        .advantages-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 40px;
        }
        
        .advantage-card {
            background: #fff;
            border-radius: 12px;
            padding: 50px 30px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
            z-index: 1;
        }
        
        .advantage-card:before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: linear-gradient(90deg, var(--accent-color), var(--primary-color));
            transform: scaleX(0);
            transition: var(--transition);
            z-index: -1;
        }
        
        .advantage-card:hover {
            transform: translateY(-15px);
            box-shadow: var(--shadow-heavy);
        }
        
        .advantage-card:hover:before {
            transform: scaleX(1);
        }
        
        .advantage-icon {
            width: 90px;
            height: 90px;
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 30px;
            font-size: 34px;
            transition: var(--transition);
            position: relative;
            box-shadow: 0 10px 20px rgba(10, 26, 53, 0.2);
        }
        
        .advantage-card:hover .advantage-icon {
            background: linear-gradient(135deg, var(--accent-color), #e8c44d);
            transform: rotateY(180deg) scale(1.1);
        }
        
        .advantage-card h3 {
            font-size: 24px;
            margin-bottom: 20px;
            color: var(--primary-color);
            font-weight: 700;
        }
        
        .advantage-card p {
            color: var(--text-light);
            line-height: 1.8;
        }
        
        /* 发展历程 */
        .development-timeline {
            background: #fff;
        }
        
        .timeline {
            position: relative;
            max-width: 1000px;
            margin: 0 auto;
        }
        
        .timeline:before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 4px;
            height: 100%;
            background: var(--accent-color);
            border-radius: 2px;
        }
        
        .timeline-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 80px;
            position: relative;
        }
        
        .timeline-item:nth-child(odd) {
            flex-direction: row-reverse;
        }
        
        .timeline-content {
            width: 45%;
            padding: 30px;
            background: #fff;
            border-radius: 12px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            position: relative;
        }
        
        .timeline-content:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-heavy);
        }
        
        .timeline-item:nth-child(odd) .timeline-content {
            text-align: right;
        }
        
        .timeline-content:before {
            content: '';
            position: absolute;
            top: 50%;
            width: 20px;
            height: 20px;
            background: var(--accent-color);
            border-radius: 50%;
            transform: translateY(-50%);
        }
        
        .timeline-item:nth-child(even) .timeline-content:before {
            right: -60px;
        }
        
        .timeline-item:nth-child(odd) .timeline-content:before {
            left: -60px;
        }
        
        .timeline-year {
            width: 45%;
            text-align: center;
            font-size: 24px;
            font-weight: 700;
            color: var(--primary-color);
            background: var(--accent-light);
            padding: 15px;
            border-radius: 30px;
            box-shadow: var(--shadow);
        }
        
        .timeline-item:nth-child(odd) .timeline-year {
            order: 2;
        }
        
        .timeline-content h3 {
            font-size: 22px;
            margin-bottom: 15px;
            color: var(--primary-color);
        }
        
        .timeline-content p {
            color: var(--text-light);
        }
        
        /* 合作伙伴 */
        .partners-section {
            background: #f9f9f9;
        }
        
        .partners-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
        }
        
        .partner-logo {
            background: #fff;
            border-radius: 12px;
            padding: 40px 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: var(--shadow);
            transition: var(--transition);
            height: 150px;
        }
        
        .partner-logo:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-heavy);
        }
        
        .partner-logo img {
            max-width: 100%;
            max-height: 70px;
            filter: grayscale(100%);
            transition: var(--transition);
        }
        
        .partner-logo:hover img {
            filter: grayscale(0);
        }
        
        /* CTA部分 */
        .cta-section {
            background: url('/template/jia/images/22.jpg') center/cover no-repeat;
            padding: 100px 0;
            text-align: center;
            color: #fff;
            position: relative;
        }
        
        .cta-section:before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(10, 26, 53, 0.8), rgba(28, 58, 108, 0.8));
        }
        
        .cta-content {
            position: relative;
            z-index: 1;
            max-width: 800px;
            margin: 0 auto;
        }
        
        .cta-content h2 {
            font-size: 36px;
            margin-bottom: 20px;
        }
        
        .cta-content p {
            font-size: 18px;
            margin-bottom: 30px;
            opacity: 0.9;
        }
        
        /* 响应式设计 - 独享部分 */
        @media (max-width: 1200px) {
            .advantages-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .partners-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        
        @media (max-width: 992px) {
            .intro-content {
                grid-template-columns: 1fr;
            }
            
            .timeline:before {
                left: 30px;
            }
            
            .timeline-item {
                flex-direction: row !important;
                justify-content: flex-start;
            }
            
            .timeline-year {
                width: 120px;
                margin-right: 40px;
            }
            
            .timeline-content {
                width: calc(100% - 160px);
            }
            
            .timeline-content:before {
                left: -50px !important;
                right: auto !important;
            }
            
            .timeline-item:nth-child(odd) .timeline-content {
                text-align: left;
            }
        }
        
        @media (max-width: 768px) {
            .about-header h1 {
                font-size: 36px;
            }
            
            .about-header p {
                font-size: 18px;
            }
            
            .intro-text h2 {
                font-size: 30px;
            }
            
            .advantages-grid {
                grid-template-columns: 1fr;
            }
            
            .partners-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        
        @media (max-width: 576px) {
            .about-header h1 {
                font-size: 32px;
            }
            
            .about-header p {
                font-size: 16px;
            }
            
            .intro-text h2 {
                font-size: 26px;
            }
            
            .timeline-year {
                width: 100px;
                margin-right: 20px;
                font-size: 18px;
                padding: 10px;
            }
            
            .timeline-content {
                width: calc(100% - 120px);
                padding: 20px;
            }
            
            .partners-grid {
                grid-template-columns: 1fr;
            }
        }