/* 独享CSS部分 - 关于我们页面 */
        .page-header {
            background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
            color: var(--text-light);
            padding: 150px 0 80px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .page-header::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('/template/jia/images/2.jpg') no-repeat center center;
            background-size: cover;
            opacity: 0.2;
            z-index: 0;
        }

        .page-header-content {
            position: relative;
            z-index: 1;
        }

        .page-header h1 {
            font-size: 3rem;
            margin-bottom: 20px;
            text-transform: uppercase;
            letter-spacing: 2px;
        }

        .page-header p {
            font-size: 1.2rem;
            max-width: 700px;
            margin: 0 auto;
        }

        .about-page {
            padding: 100px 0;
            background: var(--light-color);
        }

        .about-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 50px;
            align-items: center;
            margin-bottom: 80px;
        }

        .about-text {
            opacity: 0;
            transform: translateX(-50px);
            transition: all 0.8s ease;
        }

        .about-text.animate {
            opacity: 1;
            transform: translateX(0);
        }

        .about-text h2 {
            font-size: 2rem;
            color: var(--primary-color);
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 15px;
        }

        .about-text h2::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 70px;
            height: 3px;
            background: var(--secondary-color);
        }

        .about-text p {
            margin-bottom: 20px;
            color: #555;
            line-height: 1.8;
        }

        .highlight-box {
            background: rgba(201, 162, 39, 0.1);
            padding: 25px;
            border-left: 4px solid var(--secondary-color);
            margin: 25px 0;
            position: relative;
            overflow: hidden;
        }

        .highlight-box::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 5px;
            height: 100%;
            background: var(--secondary-color);
            animation: highlight-pulse 2s infinite;
        }

        @keyframes highlight-pulse {
            0% { opacity: 0.5; }
            50% { opacity: 1; }
            100% { opacity: 0.5; }
        }

        .highlight-box p {
            margin-bottom: 10px;
            font-weight: 600;
            color: var(--primary-color);
        }

        .about-image {
            opacity: 0;
            transform: translateX(50px);
            transition: all 0.8s ease;
        }

        .about-image.animate {
            opacity: 1;
            transform: translateX(0);
        }

        .about-image img {
            width: 100%;
            border-radius: 8px;
            box-shadow: var(--shadow);
        }

        /* 使命愿景部分 */
        .mission-vision {
            background: white;
            padding: 80px 0;
            border-radius: 8px;
            box-shadow: var(--shadow);
            margin-bottom: 80px;
            position: relative;
            overflow: hidden;
        }

        .mission-vision::before {
            content: '';
            position: absolute;
            width: 200%;
            height: 100%;
            background: linear-gradient(45deg, transparent, rgba(10, 36, 99, 0.03), transparent);
            top: 0;
            left: -50%;
            animation: mission-bg 15s linear infinite;
        }

        @keyframes mission-bg {
            0% { transform: translateX(0); }
            100% { transform: translateX(50%); }
        }

        .mission-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 50px;
            position: relative;
            z-index: 1;
        }

        .mission-item {
            text-align: center;
            padding: 40px 30px;
            background: var(--light-color);
            border-radius: 8px;
            transition: var(--transition);
            opacity: 0;
            transform: translateY(30px);
        }

        .mission-item.animate {
            opacity: 1;
            transform: translateY(0);
        }

        .mission-item:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }

        .mission-icon {
            width: 80px;
            height: 80px;
            margin: 0 auto 25px;
            background: var(--primary-color);
            color: var(--text-light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            position: relative;
            animation: mission-float 3s ease-in-out infinite;
        }

        @keyframes mission-float {
            0% { transform: translateY(0); }
            50% { transform: translateY(-10px); }
            100% { transform: translateY(0); }
        }

        .mission-icon::after {
            content: '';
            position: absolute;
            width: 100%;
            height: 100%;
            border: 2px solid var(--secondary-color);
            border-radius: 50%;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0% { transform: scale(1); opacity: 1; }
            100% { transform: scale(1.5); opacity: 0; }
        }

        .mission-item h3 {
            font-size: 1.5rem;
            color: var(--primary-color);
            margin-bottom: 15px;
        }

        .mission-item p {
            color: #666;
        }

        /* 发展历程部分 */
        .timeline-section {
            margin-bottom: 80px;
        }

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

        .timeline::before {
            content: '';
            position: absolute;
            top: 0;
            bottom: 0;
            left: 50%;
            width: 2px;
            background: var(--secondary-color);
            transform: translateX(-50%);
        }

        .timeline-item {
            padding: 20px 40px;
            position: relative;
            width: 50%;
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.8s ease;
        }

        .timeline-item.animate {
            opacity: 1;
            transform: translateY(0);
        }

        .timeline-item:nth-child(odd) {
            left: 0;
            text-align: right;
        }

        .timeline-item:nth-child(even) {
            left: 50%;
        }

        .timeline-item::after {
            content: '';
            position: absolute;
            top: 30px;
            width: 20px;
            height: 20px;
            background: var(--secondary-color);
            border-radius: 50%;
            z-index: 1;
            animation: timeline-pulse 3s infinite;
        }

        @keyframes timeline-pulse {
            0% { box-shadow: 0 0 0 0 rgba(201, 162, 39, 0.7); }
            70% { box-shadow: 0 0 0 10px rgba(201, 162, 39, 0); }
            100% { box-shadow: 0 0 0 0 rgba(201, 162, 39, 0); }
        }


        .timeline-item:nth-child(odd)::after {
            right: -10px;
        }

        .timeline-item:nth-child(even)::after {
            left: -10px;
        }

        .timeline-content {
            padding: 20px;
            background: white;
            border-radius: 8px;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .timeline-content:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
        }

        .timeline-year {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--secondary-color);
            margin-bottom: 10px;
        }

        .timeline-content h3 {
            font-size: 1.3rem;
            color: var(--primary-color);
            margin-bottom: 10px;
        }

        /* 响应式设计 */
        @media (max-width: 992px) {
            .page-header h1 {
                font-size: 2.5rem;
            }
            
            .about-content {
                gap: 30px;
            }
            
            .mission-content {
                gap: 30px;
            }
        }

        @media (max-width: 768px) {
            .mobile-menu {
                display: block;
            }
            
            nav ul {
                position: fixed;
                top: 70px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 70px);
                background: var(--primary-color);
                flex-direction: column;
                align-items: center;
                justify-content: flex-start;
                padding-top: 50px;
                transition: var(--transition);
            }
            
            nav ul.active {
                left: 0;
            }
            
            nav ul li {
                margin: 15px 0;
            }
            
            .page-header h1 {
                font-size: 2.2rem;
            }
            
            .section-title h2 {
                font-size: 1.8rem;
            }
            
            .about-content {
                grid-template-columns: 1fr;
            }
            
            .about-text, .about-image {
                transform: translateY(30px);
            }
            
            .about-image.animate {
                transform: translateY(0);
            }
            
            .timeline::before {
                left: 30px;
            }
            
            .timeline-item {
                width: 100%;
                padding-left: 70px;
                padding-right: 20px;
                text-align: left;
            }
            
            .timeline-item:nth-child(odd),
            .timeline-item:nth-child(even) {
                left: 0;
            }
            
            .timeline-item::after {
                left: 20px !important;
            }
        }

        @media (max-width: 576px) {
            .page-header h1 {
                font-size: 1.8rem;
            }
            
            .page-header p {
                font-size: 1rem;
            }
            
            .section-title h2 {
                font-size: 1.6rem;
            }
            
            .mission-item {
                padding: 30px 20px;
            }
        }