/* ===== 独享CSS - 关于我们页面 ===== */
        
        /* 页面标题区域 */
        .page-header {
            background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('/template/jia/images/2.jpg') center/cover no-repeat;
            height: 400px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            color: #fff;
            margin-top: 80px;
        }

        .page-header-content h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.5);
        }

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

        /* 关于我们内容区域 */
        .about-section {
            background: var(--light-color);
            position: relative;
        }

        .about-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('/template/jia/images/5.jpg') center/cover no-repeat;
            opacity: 0.05;
            z-index: 0;
        }

        .about-container {
            position: relative;
            z-index: 1;
        }

        .about-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
            margin-bottom: 80px;
        }

        .about-text h2 {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 20px;
        }

        .about-text p {
            margin-bottom: 20px;
            color: var(--text-light);
            line-height: 1.8;
        }

        .highlight {
            background: rgba(201, 163, 94, 0.1);
            padding: 25px;
            border-left: 4px solid var(--secondary-color);
            margin: 30px 0;
            position: relative;
            overflow: hidden;
        }

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

        @keyframes highlightPulse {
            0% { opacity: 0.5; }
            50% { opacity: 1; }
            100% { opacity: 0.5; }
        }

        .highlight p {
            margin: 0;
            font-weight: 600;
            color: var(--primary-color);
            font-size: 1.1rem;
        }

        .about-image {
            position: relative;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: var(--shadow);
            opacity: 0;
            transform: translateX(50px);
            transition: all 0.8s ease;
        }

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

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

        /* 我们的使命 */
        .mission-section {
            background: #fff;
            position: relative;
        }

        .mission-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('/template/jia/images/14.jpg') center/cover no-repeat;
            opacity: 0.03;
            z-index: 0;
        }

        .mission-container {
            position: relative;
            z-index: 1;
        }

        .mission-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .mission-card {
            text-align: center;
            padding: 40px 30px;
            background: #fff;
            border-radius: 8px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            opacity: 0;
            transform: translateY(30px);
            position: relative;
            overflow: hidden;
        }

        .mission-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: var(--secondary-color);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.5s ease;
        }

        .mission-card:hover::before {
            transform: scaleX(1);
        }

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

        .mission-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
        }

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

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

        .mission-card:hover .mission-icon {
            background: var(--secondary-color);
            transform: scale(1.1) rotate(5deg);
            animation: none;
        }

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

        .mission-card p {
            color: var(--text-light);
            line-height: 1.6;
        }

        /* 合作优势 */
        .advantages-section {
            background: var(--light-color);
            position: relative;
        }

        .advantages-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('/template/jia/images/11.jpg') center/cover no-repeat;
            opacity: 0.05;
            z-index: 0;
        }

        .advantages-container {
            position: relative;
            z-index: 1;
        }

        .advantages-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .advantages-text h2 {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 20px;
        }

        .advantages-text p {
            margin-bottom: 20px;
            color: var(--text-light);
            line-height: 1.8;
        }

        .advantages-list {
            margin-top: 30px;
        }

        .advantages-list li {
            display: flex;
            align-items: flex-start;
            margin-bottom: 20px;
        }

        .advantages-list i {
            color: var(--secondary-color);
            font-size: 1.2rem;
            margin-right: 15px;
            margin-top: 5px;
            flex-shrink: 0;
        }

        .advantages-list h4 {
            font-size: 1.2rem;
            margin-bottom: 8px;
            color: var(--primary-color);
        }

        .advantages-list p {
            margin: 0;
            color: var(--text-light);
        }

        .advantages-image {
            position: relative;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: var(--shadow);
            opacity: 0;
            transform: translateX(-50px);
            transition: all 0.8s ease;
        }

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

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

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

        @media (max-width: 768px) {
            .nav-menu {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 80px);
                background: #fff;
                flex-direction: column;
                align-items: center;
                justify-content: flex-start;
                padding-top: 50px;
                transition: var(--transition);
            }
            
            .nav-menu.active {
                left: 0;
            }
            
            .nav-menu li {
                margin: 15px 0;
            }
            
            .hamburger {
                display: block;
            }
            
            .contact-info {
                display: none;
            }
            
            .page-header-content h1 {
                font-size: 2.5rem;
            }
            
            .section-title h2 {
                font-size: 2.2rem;
            }
            
            .mission-grid {
                grid-template-columns: 1fr;
            }
            
            .footer-content {
                grid-template-columns: 1fr;
            }
            
            .friend-links ul {
                flex-direction: column;
                align-items: center;
            }
        }

        @media (max-width: 576px) {
            .page-header-content h1 {
                font-size: 2rem;
            }
            
            .section {
                padding: 80px 0;
            }
            
            .section-title h2 {
                font-size: 1.8rem;
            }
            
            .about-text h2,
            .advantages-text h2 {
                font-size: 2rem;
            }
        }