* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
            background-color: #f5f5f5;
            padding: 20px;
            color: #333;
        }
        
        .faq-container {
            max-width: 1200px; /* 修改为1200px */
            margin: 0 auto;
            background-color: white;
            border-radius: 12px;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            overflow: hidden;
        }
        
        .faq-header {
            background-color: #333;
            color: white;
            padding: 20px;
            text-align: center;
        }
        
        .faq-header h1 {
            font-size: 1.8rem;
            font-weight: 700;
        }
        
        .faq-content {
            padding: 30px;
        }
        
        .faq-item {
            margin-bottom: 20px;
            border-bottom: 1px solid #eee;
        }
        
        .faq-item:last-child {
            border-bottom: none;
        }
        
        .faq-question {
            font-size: 1.2rem;
            font-weight: 600;
            color: #1a1a1a;
            margin-bottom: 10px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .faq-question:hover {
            color: #0066cc;
        }
        
        .faq-answer {
            font-size: 1rem;
            line-height: 1.6;
            color: #555;
            margin-bottom: 15px;
            display: none;
        }
        
        .faq-answer.active {
            display: block;
        }
        
        .toggle-icon {
            font-size: 1.2rem;
            transition: transform 0.3s ease;
        }
        
        .faq-question.active .toggle-icon {
            transform: rotate(180deg);
        }
        
        /* 移动端适配 */
        @media (max-width: 768px) {
            .faq-header h1 {
                font-size: 1.5rem;
            }
            
            .faq-content {
                padding: 20px;
            }
            
            .faq-question {
                font-size: 1.1rem;
            }
            
            .faq-answer {
                font-size: 0.95rem;
            }
        }
        
        /* 小屏幕适配 */
        @media (max-width: 480px) {
            .faq-header h1 {
                font-size: 1.3rem;
            }
            
            .faq-question {
                font-size: 1rem;
            }
        }