/* ===== 关于我们页面独享CSS部分 ===== */
        
        /* 页面横幅样式 */
        .page-banner {
            position: relative;
            height: 400px;
            overflow: hidden;
            margin-top: 70px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            color: #fff;
        }
        
        .page-banner::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/template/jia/images/16.jpg') center/cover no-repeat;
            filter: brightness(0.4);
            z-index: 1;
        }
        
        .banner-content {
            position: relative;
            z-index: 2;
            max-width: 800px;
            padding: 0 20px;
        }
        
        .banner-content h1 {
            font-size: 48px;
            margin-bottom: 20px;
            text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.5);
            font-weight: 700;
        }
        
        .banner-content p {
            font-size: 20px;
            text-shadow: 1px 1px 5px rgba(0, 0, 0, 0.5);
        }
        
        /* 公司简介样式 */
        .company-intro {
            padding: 120px 0;
            background-color: #fff;
            position: relative;
            overflow: hidden;
        }
        
        .intro-content {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
        }
        
        .intro-text {
            flex: 1;
            min-width: 300px;
            padding-right: 50px;
        }
        
        .intro-text h2 {
            font-size: 42px;
            color: var(--primary);
            margin-bottom: 25px;
            font-weight: 700;
        }
        
        .intro-text p {
            margin-bottom: 25px;
            color: var(--dark);
            font-size: 17px;
            line-height: 1.8;
        }
        
        .highlight {
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #fff;
            padding: 35px;
            border-radius: 15px;
            margin: 35px 0;
            box-shadow: 0 15px 30px rgba(13, 33, 69, 0.15);
            position: relative;
            overflow: hidden;
            z-index: 1;
        }
        
        .highlight::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -50%;
            width: 100%;
            height: 200%;
            background: rgba(255, 255, 255, 0.05);
            transform: rotate(30deg);
            z-index: -1;
        }
        
        .highlight h3 {
            font-size: 26px;
            margin-bottom: 15px;
            color: var(--secondary);
        }
        
        .highlight p {
            color: #fff !important;
            font-size: 16px;
            line-height: 1.7;
        }
        
        .intro-image {
            flex: 1;
            min-width: 300px;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
            transform: perspective(1000px) rotateY(-5deg);
            transition: all 0.5s ease;
        }
        
        .intro-image:hover {
            transform: perspective(1000px) rotateY(0);
        }
        
        .intro-image img {
            width: 100%;
            height: auto;
            display: block;
            transition: transform 0.5s ease;
        }
        
        .intro-image:hover img {
            transform: scale(1.05);
        }
        
        /* 使命愿景价值观样式 */
        .mission-vision {
            padding: 120px 0;
            background: linear-gradient(135deg, #f8f9fa, #e9ecef);
            position: relative;
            overflow: hidden;
        }
        
        .mv-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 40px;
        }
        
        .mv-card {
            background: #fff;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            transition: all 0.5s ease;
            opacity: 0;
            transform: translateY(40px);
            position: relative;
            z-index: 1;
        }
        
        .mv-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 5px;
            background: linear-gradient(to right, var(--primary), var(--secondary));
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.5s ease;
            z-index: 2;
        }
        
        .mv-card.visible {
            opacity: 1;
            transform: translateY(0);
        }
        
        .mv-card:hover {
            transform: translateY(-15px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
        }
        
        .mv-card:hover::before {
            transform: scaleX(1);
        }
        
        .mv-icon {
            height: 200px;
            overflow: hidden;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--primary), var(--accent));
        }
        
        .mv-icon i {
            font-size: 70px;
            color: #fff;
            animation: float 3s ease-in-out infinite;
        }
        
        @keyframes float {
            0%, 100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-15px);
            }
        }
        
        .mv-content {
            padding: 30px;
        }
        
        .mv-content h3 {
            font-size: 24px;
            color: var(--primary);
            margin-bottom: 15px;
            font-weight: 600;
        }
        
        .mv-content p {
            color: var(--gray);
            margin-bottom: 20px;
            font-size: 15px;
            line-height: 1.7;
        }
        
        /* 发展历程样式 */
        .history {
            padding: 120px 0;
            background-color: #fff;
            position: relative;
            overflow: hidden;
        }
        
        .timeline {
            position: relative;
            max-width: 1200px;
            margin: 0 auto;
        }
        
        .timeline::after {
            content: '';
            position: absolute;
            width: 6px;
            background: linear-gradient(to bottom, var(--primary), var(--secondary));
            top: 0;
            bottom: 0;
            left: 50%;
            margin-left: -3px;
            border-radius: 3px;
        }
        
        .timeline-item {
            padding: 10px 40px;
            position: relative;
            width: 50%;
            opacity: 0;
            transform: translateY(40px);
        }
        
        .timeline-item.visible {
            opacity: 1;
            transform: translateY(0);
        }
        
        .timeline-item:nth-child(odd) {
            left: 0;
        }
        
        .timeline-item:nth-child(even) {
            left: 50%;
        }
        
        .timeline-content {
            padding: 20px 30px;
            background: #fff;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            position: relative;
            transition: all 0.5s ease;
        }
        
        .timeline-content:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
        }
        
        .timeline-content::after {
            content: '';
            position: absolute;
            width: 20px;
            height: 20px;
            right: -10px;
            background: #fff;
            top: 50%;
            transform: translateY(-50%) rotate(45deg);
            box-shadow: 3px -3px 10px rgba(0, 0, 0, 0.05);
        }
        
        .timeline-item:nth-child(even) .timeline-content::after {
            left: -10px;
            right: auto;
            box-shadow: -3px 3px 10px rgba(0, 0, 0, 0.05);
        }
        
        .timeline-year {
            position: absolute;
            width: 120px;
            height: 40px;
            background: linear-gradient(135deg, var(--secondary), #b8941f);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 20px;
            font-weight: 600;
            top: 50%;
            transform: translateY(-50%);
            right: -70px;
            z-index: 1;
            box-shadow: 0 5px 15px rgba(212, 175, 55, 0.3);
        }
        
        .timeline-item:nth-child(even) .timeline-year {
            left: -70px;
            right: auto;
        }
        
        .timeline-content h3 {
            font-size: 22px;
            color: var(--primary);
            margin-bottom: 10px;
            font-weight: 600;
        }
        
        .timeline-content p {
            color: var(--gray);
            font-size: 15px;
            line-height: 1.7;
        }
        
        /* 响应式设计 */
        @media (max-width: 992px) {
            .intro-content {
                flex-direction: column;
            }
            
            .intro-text {
                padding-right: 0;
                margin-bottom: 50px;
            }
            
            .timeline::after {
                left: 31px;
            }
            
            .timeline-item {
                width: 100%;
                padding-left: 70px;
                padding-right: 25px;
            }
            
            .timeline-item:nth-child(even) {
                left: 0;
            }
            
            .timeline-year {
                left: 10px !important;
                right: auto !important;
            }
            
            .timeline-content::after {
                left: -10px !important;
                right: auto !important;
            }
        }
        
        @media (max-width: 768px) {
            .mobile-menu {
                display: block;
            }
            
            nav ul {
                position: fixed;
                top: 70px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 70px);
                background: rgba(13, 33, 69, 0.98);
                flex-direction: column;
                align-items: center;
                justify-content: flex-start;
                padding-top: 50px;
                transition: left 0.5s ease;
                backdrop-filter: blur(10px);
            }
            
            nav ul.active {
                left: 0;
            }
            
            nav ul li {
                margin: 20px 0;
            }
            
            .banner-content h1 {
                font-size: 36px;
            }
            
            .banner-content p {
                font-size: 18px;
            }
            
            .section-title h2 {
                font-size: 36px;
            }
            
            .mv-icon i {
                font-size: 50px;
            }
        }
        
        @media (max-width: 576px) {
            .banner-content h1 {
                font-size: 28px;
            }
            
            .banner-content p {
                font-size: 16px;
            }
            
            .section-title h2 {
                font-size: 30px;
            }
            
            .intro-text h2 {
                font-size: 32px;
            }
            
            .mv-content h3 {
                font-size: 20px;
            }
        }