/* 趣味科普推文样式 */
        .tweet-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 3.5vw;
            background-color: rgba(255, 255, 255, 0.9);
            border-radius: 20px;
        }
        
        .tweet-item {
            display: flex;
            align-items: center;
            padding: 20px 0;
            border-bottom: 1px solid #EFEBDF;
            position: relative;
        }
        
        .tweet-item:last-child {
            border-bottom: none;
        }
        
        .tweet-icon {
            width: 60px;
            height: 60px;
            background-color: #FF9900;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 20px;
            position: relative;
            z-index: 2;
        }
        
        .tweet-content {
            flex: 1;
            padding: 20px;
            background-color: #E8F5E8;
            border: 2px solid #DDA0DD;
            border-radius: 8px;
            position: relative;
            z-index: 1;
        }
        
        .tweet-title {
            font-size: 1.2rem;
            color: #333;
            margin: 0;
        }
        
        .back-button {
            position: fixed;
            left: 20px;
            top: 50%;
            transform: translateY(-50%);
            width: 40px;
            height: 40px;
            background-color: #FF9900;
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            text-decoration: none;
            font-size: 18px;
            font-weight: bold;
            z-index: 100;
        }
        
        @media (max-width: 768px) {
            .tweet-content {
                padding: 15px;
            }
            
            .tweet-title {
                font-size: 1rem;
            }
            
            .tweet-icon {
                width: 40px;
                height: 40px;
            }
        }