/* 关于我们页面特定样式 */
        .page-header {
            padding: 160px 0 80px;
            background: linear-gradient(135deg, rgba(26, 95, 180, 0.05), rgba(255, 126, 95, 0.05));
            text-align: center;
        }
        
        .page-title {
            font-size: 3.5rem;
            margin-bottom: 20px;
            color: var(--primary-dark);
            line-height: 1.2;
        }
        
        .breadcrumb {
            display: flex;
            justify-content: center;
            align-items: center;
            margin-bottom: 40px;
            color: var(--gray);
            font-size: 1.1rem;
        }
        
        .breadcrumb a {
            color: var(--primary);
            transition: var(--transition);
        }
        
        .breadcrumb a:hover {
            color: var(--accent);
        }
        
        .breadcrumb i {
            margin: 0 10px;
        }
        
        /* 公司介绍 */
        .company-intro {
            display: flex;
            align-items: center;
            gap: 60px;
        }
        
        .intro-text {
            flex: 1;
        }
        
        .intro-image {
            flex: 1;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: var(--shadow-hover);
            position: relative;
        }
        
        .intro-image:before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(45deg, rgba(26, 95, 180, 0.1), rgba(255, 126, 95, 0.1));
            z-index: 1;
        }
        
        .intro-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        
        .intro-image:hover img {
            transform: scale(1.05);
        }
        
        /* 数据统计 */
        .stats-section {
            background: var(--light);
        }
        
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
        }
        
        .stat-item {
            text-align: center;
            padding: 40px 30px;
            background: white;
            border-radius: 15px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
            opacity: 0;
            transform: translateY(40px);
            animation: fadeInUp 1s forwards;
        }
        
        .stat-item:nth-child(1) { animation-delay: 0.2s; }
        .stat-item:nth-child(2) { animation-delay: 0.4s; }
        .stat-item:nth-child(3) { animation-delay: 0.6s; }
        .stat-item:nth-child(4) { animation-delay: 0.8s; }
        
        .stat-item:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-hover);
        }
        
        .stat-icon {
            font-size: 3.5rem;
            color: var(--primary);
            margin-bottom: 20px;
            transition: var(--transition);
        }
        
        .stat-item:hover .stat-icon {
            transform: scale(1.2);
            color: var(--accent);
        }
        
        .stat-number {
            font-size: 3.5rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 10px;
            display: block;
        }
        
        .stat-text {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--dark);
        }
        
        /* 发展历程 */
        .timeline-section {
            background: var(--light);
        }
        
        .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: linear-gradient(to bottom, var(--primary), var(--accent));
            border-radius: 2px;
        }
        
        .timeline-item {
            position: relative;
            margin-bottom: 60px;
            width: 45%;
            opacity: 0;
            transform: translateY(40px);
            animation: fadeInUp 1s forwards;
        }
        
        .timeline-item:nth-child(odd) {
            left: 0;
            text-align: right;
            padding-right: 40px;
        }
        
        .timeline-item:nth-child(even) {
            left: 55%;
            padding-left: 40px;
        }
        
        .timeline-item:nth-child(1) { animation-delay: 0.2s; }
        .timeline-item:nth-child(2) { animation-delay: 0.4s; }
        .timeline-item:nth-child(3) { animation-delay: 0.6s; }
        .timeline-item:nth-child(4) { animation-delay: 0.8s; }
        .timeline-item:nth-child(5) { animation-delay: 1s; }
        
        .timeline-dot {
            position: absolute;
            top: 0;
            width: 20px;
            height: 20px;
            background: var(--accent);
            border-radius: 50%;
            z-index: 2;
        }
        
        .timeline-item:nth-child(odd) .timeline-dot {
            right: -10px;
        }
        
        .timeline-item:nth-child(even) .timeline-dot {
            left: -10px;
        }
        
        .timeline-content {
            background: white;
            padding: 25px;
            border-radius: 10px;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        
        .timeline-item:hover .timeline-content {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }
        
        .timeline-year {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 10px;
        }
        
        /* 广告横幅 */
        .ad-banner {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: white;
            padding: 60px 40px;
            border-radius: 15px;
            margin: 60px 0;
            text-align: center;
            box-shadow: var(--shadow);
            position: relative;
            overflow: hidden;
        }
        
        .ad-banner:before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
            animation: pulse 6s infinite linear;
        }
        
        .ad-banner h3 {
            font-size: 2.5rem;
            margin-bottom: 20px;
            position: relative;
            z-index: 2;
        }
        
        .ad-banner p {
            font-size: 1.3rem;
            margin-bottom: 30px;
            position: relative;
            z-index: 2;
        }
        
        /* 服务流程 */
        .process-container {
            position: relative;
            max-width: 1000px;
            margin: 0 auto;
        }
        
        .process-line {
            position: absolute;
            top: 60px;
            left: 50%;
            transform: translateX(-50%);
            width: 85%;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            z-index: 1;
            border-radius: 2px;
        }
        
        .process-steps {
            display: flex;
            justify-content: space-between;
            position: relative;
            z-index: 2;
        }
        
        .process-step {
            text-align: center;
            width: 180px;
            opacity: 0;
            transform: translateY(40px);
            animation: fadeInUp 1s forwards;
        }
        
        .process-step:nth-child(1) { animation-delay: 0.2s; }
        .process-step:nth-child(2) { animation-delay: 0.4s; }
        .process-step:nth-child(3) { animation-delay: 0.6s; }
        .process-step:nth-child(4) { animation-delay: 0.8s; }
        .process-step:nth-child(5) { animation-delay: 1s; }
        
        .step-icon {
            width: 80px;
            height: 80px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 2rem;
            box-shadow: 0 10px 20px rgba(42, 107, 179, 0.3);
            position: relative;
            animation: float 3s ease-in-out infinite;
        }
        
        .step-icon:nth-child(2) { animation-delay: 0.5s; }
        .step-icon:nth-child(3) { animation-delay: 1s; }
        .step-icon:nth-child(4) { animation-delay: 1.5s; }
        .step-icon:nth-child(5) { animation-delay: 2s; }
        
        .step-number {
            position: absolute;
            top: -5px;
            right: -5px;
            width: 30px;
            height: 30px;
            background: var(--accent);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
        }
        
        .process-step h4 {
            font-size: 1.3rem;
            margin-bottom: 10px;
        }
    
        /* 动画 */
        @keyframes fadeInUp {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        @keyframes float {
            0%, 100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-15px);
            }
        }
        
        @keyframes pulse {
            0% {
                transform: rotate(0deg);
            }
            100% {
                transform: rotate(360deg);
            }
        }
        
        /* 响应式设计 */
        @media (max-width: 1200px) {
            h2 {
                font-size: 2.5rem;
            }
            
            .page-title {
                font-size: 3rem;
            }
        }
        
        @media (max-width: 992px) {
            h2 {
                font-size: 2.2rem;
            }
            
            .company-intro {
                flex-direction: column;
            }
            
            .timeline:before {
                left: 30px;
            }
            
            .timeline-item {
                width: 100%;
                left: 0 !important;
                text-align: left !important;
                padding-left: 60px !important;
                padding-right: 0 !important;
            }
            
            .timeline-item:nth-child(odd) .timeline-dot,
            .timeline-item:nth-child(even) .timeline-dot {
                left: 20px;
            }
            
            .process-steps {
                flex-wrap: wrap;
                justify-content: center;
                gap: 40px;
            }
            
            .process-line {
                display: none;
            }
        }
        
        @media (max-width: 768px) {
            .mobile-toggle {
                display: block;
            }
            
            nav ul {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                background: white;
                flex-direction: column;
                align-items: center;
                padding: 30px 0;
                box-shadow: 0 10px 30px rgba(0,0,0,0.1);
                transition: var(--transition);
                z-index: 999;
            }
            
            nav ul.active {
                left: 0;
            }
            
            nav li {
                margin: 15px 0;
            }
            
            .header-phone {
                display: none;
            }
            
            .page-title {
                font-size: 2.5rem;
            }
            
            section {
                padding: 80px 0;
            }
            
            .page-header {
                padding: 140px 0 60px;
            }
        }
        
        @media (max-width: 576px) {
            h2 {
                font-size: 2rem;
            }
            
            .section-subtitle {
                font-size: 1.1rem;
            }
            
            .stats-grid {
                grid-template-columns: 1fr;
            }
            
            .page-title {
                font-size: 2.2rem;
            }
            
            .btn {
                padding: 12px 30px;
                font-size: 1rem;
            }
            
            .ad-banner {
                padding: 40px 20px;
            }
            
            .ad-banner h3 {
                font-size: 2rem;
            }
        }