/* 独享CSS部分 - 关于我们页面 */
        .page-header {
            background: linear-gradient(135deg, var(--primary-color) 0%, #2c5282 100%);
            color: var(--light-color);
            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('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" width="100" height="100" opacity="0.1"><path d="M30,30 Q50,10 70,30 T90,50 T70,70 T50,90 T30,70 T10,50 T30,30 Z" fill="none" stroke="%23d4af37" stroke-width="2"/></svg>');
        }

        .page-header h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            position: relative;
        }

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

        /* 公司简介 */
        .about-intro {
            position: relative;
            overflow: hidden;
        }

        .about-content {
            display: flex;
            align-items: center;
            gap: 50px;
        }

        .about-text {
            flex: 1;
        }

        .about-text h2 {
            font-size: 2.2rem;
            color: var(--primary-color);
            margin-bottom: 25px;
        }

        .about-text p {
            margin-bottom: 20px;
            font-size: 1.1rem;
        }

        .about-highlight {
            background: linear-gradient(135deg, rgba(212,175,55,0.1) 0%, rgba(26,54,93,0.1) 100%);
            border-left: 4px solid var(--secondary-color);
            padding: 20px;
            margin: 30px 0;
            border-radius: 0 8px 8px 0;
        }

        .about-highlight p {
            margin: 0;
            font-weight: 600;
            color: var(--primary-color);
            font-size: 1.2rem;
        }

        .about-image {
            flex: 1;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transform: translateX(50px);
            opacity: 0;
            transition: all 0.8s ease;
        }

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

        .about-image img {
            width: 100%;
            height: auto;
            display: block;
            transition: var(--transition);
        }

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

        /* 我们的使命 */
        .mission {
            background: var(--light-color);
            position: relative;
        }

        .mission-content {
            display: flex;
            align-items: center;
            gap: 50px;
        }

        .mission-text {
            flex: 1;
        }

        .mission-text h2 {
            font-size: 2.2rem;
            color: var(--primary-color);
            margin-bottom: 25px;
        }

        .mission-text p {
            margin-bottom: 20px;
            font-size: 1.1rem;
        }

        .mission-values {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
            margin-top: 30px;
        }

        .value-item {
            text-align: center;
            padding: 25px 15px;
            background: #f8f9fa;
            border-radius: 8px;
            transition: var(--transition);
        }

        .value-item:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow);
        }

        .value-icon {
            font-size: 2.5rem;
            color: var(--secondary-color);
            margin-bottom: 15px;
        }

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

        .mission-image {
            flex: 1;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transform: translateX(-50px);
            opacity: 0;
            transition: all 0.8s ease;
        }

        .mission-image.animated {
            transform: translateX(0);
            opacity: 1;
        }

        .mission-image img {
            width: 100%;
            height: auto;
            display: block;
        }

        /* 我们的优势 */
        .advantages {
            background: var(--primary-color);
            color: var(--light-color);
            position: relative;
            overflow: hidden;
        }

        .advantages::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" width="100" height="100" opacity="0.05"><circle cx="50" cy="50" r="40" fill="none" stroke="%23d4af37" stroke-width="2"/></svg>');
        }

        .advantages .section-title h2 {
            color: var(--light-color);
        }

        .advantages-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
            position: relative;
            z-index: 1;
        }

        .advantage-card {
            text-align: center;
            padding: 40px 25px;
            background: rgba(255,255,255,0.1);
            border-radius: 10px;
            transition: var(--transition);
            transform: scale(0.9);
            opacity: 0;
            position: relative;
            overflow: hidden;
        }

        .advantage-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(212,175,55,0.1), transparent);
            z-index: -1;
        }

        .advantage-card.animated {
            transform: scale(1);
            opacity: 1;
        }

        .advantage-card:hover {
            background: rgba(255,255,255,0.15);
            transform: translateY(-10px);
        }

        .advantage-icon {
            font-size: 3rem;
            color: var(--secondary-color);
            margin-bottom: 25px;
            height: 80px;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
        }

        .advantage-icon::before {
            content: '';
            position: absolute;
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: rgba(212,175,55,0.2);
            z-index: -1;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0% { transform: scale(0.8); opacity: 0.8; }
            50% { transform: scale(1.2); opacity: 0.4; }
            100% { transform: scale(0.8); opacity: 0.8; }
        }

        .advantage-card h3 {
            font-size: 1.4rem;
            margin-bottom: 15px;
        }

        .advantage-card p {
            color: rgba(255,255,255,0.9);
        }

        /* 服务流程 */
        .process-steps {
            display: flex;
            justify-content: space-between;
            position: relative;
            margin-top: 50px;
        }

        .process-steps::before {
            content: '';
            position: absolute;
            top: 40px;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--secondary-color), var(--primary-color), var(--secondary-color));
            background-size: 200% 100%;
            animation: gradientShift 3s ease-in-out infinite;
            z-index: 1;
        }

        .process-step {
            text-align: center;
            position: relative;
            z-index: 2;
            flex: 1;
            transform: translateY(30px);
            opacity: 0;
        }

        .process-step.animated {
            transform: translateY(0);
            opacity: 1;
        }

        .step-icon {
            width: 80px;
            height: 80px;
            background: var(--primary-color);
            color: var(--secondary-color);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 2rem;
            position: relative;
            transition: var(--transition);
            animation: pulse 2s infinite;
        }

        .step-content h3 {
            font-size: 1.2rem;
            margin-bottom: 10px;
            color: var(--primary-color);
        }

        .step-content p {
            color: #666;
        }

        /* 响应式设计 */
        @media screen and (max-width: 992px) {
            .footer-content {
                grid-template-columns: repeat(2, 1fr);
            }

            .about-content, .mission-content {
                flex-direction: column;
            }

            .about-image, .mission-image {
                order: -1;
            }

            .process-steps {
                flex-direction: column;
                gap: 40px;
            }

            .process-steps::before {
                display: none;
            }
        }

        @media screen and (max-width: 768px) {
            .hamburger {
                display: block;
            }

            .hamburger.active .bar:nth-child(2) {
                opacity: 0;
            }

            .hamburger.active .bar:nth-child(1) {
                transform: translateY(8px) rotate(45deg);
            }

            .hamburger.active .bar:nth-child(3) {
                transform: translateY(-8px) rotate(-45deg);
            }

            .nav-menu {
                position: fixed;
                left: -100%;
                top: 70px;
                gap: 0;
                flex-direction: column;
                background: var(--primary-color);
                width: 100%;
                text-align: center;
                transition: 0.3s;
                box-shadow: 0 10px 10px rgba(0,0,0,0.1);
                padding: 20px 0;
            }

            .nav-menu.active {
                left: 0;
            }

            .nav-item {
                margin: 15px 0;
            }

            .page-header h1 {
                font-size: 2.5rem;
            }

            .section-title h2 {
                font-size: 2rem;
            }

            .mission-values {
                grid-template-columns: 1fr;
            }
        }

        @media screen and (max-width: 576px) {
            .footer-content {
                grid-template-columns: 1fr;
            }

            .advantages-grid {
                grid-template-columns: 1fr;
            }
        }