/* ===== 独享CSS样式 - 联系我们页面 ===== */
        
        /* 页面标题样式 */
        .page-hero {
            height: 60vh;
            display: flex;
            align-items: center;
            background: var(--light-gray);
            position: relative;
            overflow: hidden;
            margin-top: 80px;
        }
        
        .page-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: 
                radial-gradient(circle at 20% 80%, rgba(74, 108, 247, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(142, 108, 247, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 40% 40%, rgba(0, 201, 255, 0.05) 0%, transparent 50%);
            animation: float 20s infinite linear;
        }
        
        .page-hero-content {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
            animation: fadeInUp 1s ease-out;
        }
        
        .page-hero h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            line-height: 1.1;
            background: var(--gradient);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        
        .page-hero p {
            font-size: 1.3rem;
            margin-bottom: 40px;
            color: var(--text);
        }
        
        /* 联系信息样式 */
        .contact-info {
            background-color: white;
        }
        
        .contact-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 40px;
        }
        
        .contact-card {
            background: white;
            border-radius: 20px;
            padding: 40px 30px;
            box-shadow: var(--shadow);
            text-align: center;
            transition: var(--transition);
            animation: fadeInUp 0.8s ease-out;
            animation-fill-mode: both;
            position: relative;
            overflow: hidden;
        }
        
        .contact-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: var(--gradient);
        }
        
        .contact-card:nth-child(1) { animation-delay: 0s; }
        .contact-card:nth-child(2) { animation-delay: 0.2s; }
        .contact-card:nth-child(3) { animation-delay: 0.4s; }
        .contact-card:nth-child(4) { animation-delay: 0.6s; }
        
        .contact-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(74, 108, 247, 0.2);
        }
        
        .contact-icon {
            width: 90px;
            height: 90px;
            margin: 0 auto 25px;
            background: var(--light-gray);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 2.2rem;
            position: relative;
            transition: var(--transition);
        }
        
        .contact-card:hover .contact-icon {
            background: var(--gradient);
            color: white;
            transform: scale(1.1) rotate(5deg);
        }
        
        .contact-card h3 {
            color: var(--dark);
            margin-bottom: 15px;
        }
        
        .contact-detail {
            font-size: 1.1rem;
            color: var(--text);
            margin-bottom: 10px;
        }
        
        /* 微信二维码样式 */
        .wechat-section {
            background-color: var(--light-gray);
        }
        
        .wechat-content {
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            animation: fadeInUp 1s ease-out;
        }
        
        .wechat-card {
            background: white;
            border-radius: 20px;
            padding: 50px;
            box-shadow: var(--shadow);
            max-width: 500px;
            width: 100%;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        
        .wechat-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: var(--gradient);
            opacity: 0;
            transition: var(--transition);
        }
        
        .wechat-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(74, 108, 247, 0.2);
        }
        
        .wechat-card:hover::before {
            opacity: 0.03;
        }
        
        .wechat-icon {
            font-size: 4rem;
            color: var(--primary);
            margin-bottom: 25px;
            position: relative;
            z-index: 1;
            transition: var(--transition);
        }
        
        .wechat-card:hover .wechat-icon {
            transform: scale(1.1);
            color: var(--secondary);
        }
        
        .wechat-card h3 {
            color: var(--dark);
            margin-bottom: 20px;
            position: relative;
            z-index: 1;
        }
        
        .wechat-card p {
            color: var(--text);
            margin-bottom: 30px;
            position: relative;
            z-index: 1;
        }
        
        .qrcode-container {
            position: relative;
            z-index: 1;
            margin: 0 auto;
            width: 200px;
            height: 200px;
            background: var(--light-gray);
            border-radius: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        
        .qrcode-container:hover {
            transform: scale(1.05);
        }
        
        .qrcode-placeholder {
            width: 100%;
            height: 100%;
            background: var(--gradient-light);
            opacity: 0.3;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 1.5rem;
            font-weight: 600;
        }
        
        /* 商务合作样式 */
        .cooperation {
            background-color: white;
        }
        
        .cooperation-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 40px;
        }
        
        .cooperation-card {
            background: white;
            border-radius: 20px;
            padding: 40px 30px;
            box-shadow: var(--shadow);
            text-align: center;
            transition: var(--transition);
            animation: fadeInUp 0.8s ease-out;
            animation-fill-mode: both;
            position: relative;
            overflow: hidden;
        }
        
        .cooperation-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: var(--gradient);
            opacity: 0;
            transition: var(--transition);
        }
        
        .cooperation-card:nth-child(1) { animation-delay: 0s; }
        .cooperation-card:nth-child(2) { animation-delay: 0.2s; }
        .cooperation-card:nth-child(3) { animation-delay: 0.4s; }
        
        .cooperation-card:hover {
            transform: translateY(-10px);
        }
        
        .cooperation-card:hover::before {
            opacity: 0.03;
        }
        
        .cooperation-icon {
            font-size: 3rem;
            color: var(--primary);
            margin-bottom: 25px;
            position: relative;
            z-index: 1;
            transition: var(--transition);
        }
        
        .cooperation-card:hover .cooperation-icon {
            transform: scale(1.1);
            color: var(--secondary);
        }
        
        .cooperation-card h3 {
            color: var(--dark);
            margin-bottom: 15px;
            position: relative;
            z-index: 1;
        }
        
        .cooperation-card p {
            position: relative;
            z-index: 1;
        }
        
        /* 动画定义 */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(40px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        @keyframes fadeInLeft {
            from {
                opacity: 0;
                transform: translateX(-40px);
            }
            to {
                opacity: 1;
                transform: translateX(0);
            }
        }
        
        @keyframes fadeInRight {
            from {
                opacity: 0;
                transform: translateX(40px);
            }
            to {
                opacity: 1;
                transform: translateX(0);
            }
        }
        
        @keyframes float {
            0% {
                transform: translate(0, 0) rotate(0deg);
            }
            33% {
                transform: translate(30px, -50px) rotate(120deg);
            }
            66% {
                transform: translate(-20px, 20px) rotate(240deg);
            }
            100% {
                transform: translate(0, 0) rotate(360deg);
            }
        }
        
        /* 响应式设计 */
        @media (max-width: 992px) {
            .page-hero h1 {
                font-size: 2.8rem;
            }
        }
        
        @media (max-width: 768px) {
            .navbar {
                padding: 15px 0;
            }
            
            .nav-links {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 80px);
                background: white;
                flex-direction: column;
                align-items: center;
                justify-content: flex-start;
                padding-top: 50px;
                transition: var(--transition);
                box-shadow: var(--shadow);
            }
            
            .nav-links.active {
                left: 0;
            }
            
            .nav-links li {
                margin: 20px 0;
            }
            
            .hamburger {
                display: block;
            }
            
            .page-hero h1 {
                font-size: 2.4rem;
            }
            
            .page-hero p {
                font-size: 1.1rem;
            }
            
            .section {
                padding: 80px 0;
            }
            
            .section-title h2 {
                font-size: 2.2rem;
            }
        }
        
        @media (max-width: 576px) {
            .page-hero h1 {
                font-size: 2rem;
            }
            
            .contact-grid, .cooperation-content {
                grid-template-columns: 1fr;
            }
            
            .wechat-card {
                padding: 30px;
            }
        }