/* 联系我们浮窗样式 */
        .contact-float-window {
            position: fixed;
            bottom: 30px;
            right: 30px;
            z-index: 9999;
            background: linear-gradient(135deg, #25D366 0%, #20B858 100%);
            border-radius: 50px;
            box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3);
            cursor: pointer;
            transition: all 0.3s ease;
            animation: pulse 2s infinite;
        }
        
        .contact-float-window:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
        }
        
        .contact-float-content {
            display: flex;
            align-items: center;
            padding: 15px 20px;
            color: white;
            font-weight: 600;
            font-size: 16px;
        }
        
        .contact-float-content svg {
            margin-right: 8px;
            flex-shrink: 0;
        }
        
        .contact-float-content span {
            white-space: nowrap;
        }
        
        /* 脉冲动画 */
        @keyframes pulse {
            0% {
                box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3);
            }
            50% {
                box-shadow: 0 4px 20px rgba(37, 211, 102, 0.6);
            }
            100% {
                box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3);
            }
        }
        
        /* 响应式设计 */
        @media (max-width: 768px) {
            .contact-float-window {
                bottom: 20px;
                right: 20px;
            }
            
            .contact-float-content {
                padding: 12px 16px;
                font-size: 14px;
            }
            
            .contact-float-content svg {
                width: 20px;
                height: 20px;
                margin-right: 6px;
            }
        }