/* 全局样式 */* { box-sizing: border-box; margin: 0; padding: 0;}body { font-family: 'Arial', sans-serif; line-height: 1.6; color: #333; background-color: #f5f5f5;}/* 容器 */.container { max-width: 1200px; margin: 0 auto; padding: 0 20px;}/* 头部样式 */.header { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); color: white; padding: 60px 20px; text-align: center; margin-bottom: 40px; border-radius: 0 0 10px 10px; box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);}.header h1 { font-size: 2.5rem; margin-bottom: 10px;}.header p { font-size: 1.2rem; opacity: 0.9;}/* 主要内容 */.main { max-width: 800px; margin: 0 auto; padding: 0 20px;}/* 区块样式 */.section { background: white; padding: 30px; margin-bottom: 30px; border-radius: 10px; box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05); transition: transform 0.3s ease, box-shadow 0.3s ease;}.section:hover { transform: translateY(-5px); box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);}.section h2 { color: #667eea; margin-bottom: 20px; font-size: 1.8rem; border-bottom: 2px solid #f0f0f0; padding-bottom: 10px;}.section h3 { color: #764ba2; margin: 20px 0 10px; font-size: 1.4rem;}.section p { margin-bottom: 15px; color: #666;}.section ul { margin-left: 20px; margin-bottom: 15px;}.section li { margin-bottom: 5px; color: #666;}/* 功能区块 */.feature { background: #f9f9f9; padding: 20px; border-radius: 8px; margin-bottom: 20px; border-left: 4px solid #667eea;}/* 按钮样式 */.button { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); color: white; border: none; padding: 12px 24px; border-radius: 50px; font-size: 1rem; cursor: pointer; transition: all 0.3s ease; margin-top: 10px;}.button:hover { transform: translateY(-2px); box-shadow: 0 4px 8px rgba(102, 126, 234, 0.3);}.button:active { transform: translateY(0);}/* 消息区域 */.message { margin-top: 15px; padding: 15px; background: #e8f4f8; border-radius: 8px; border-left: 4px solid #3498db; display: none;}/* 链接样式 */.link { color: #667eea; text-decoration: none; font-weight: bold; transition: color 0.3s ease;}.link:hover { color: #764ba2; text-decoration: underline;}/* 底部样式 */.footer { background: #333; color: white; text-align: center; padding: 30px 20px; margin-top: 60px; border-radius: 10px 10px 0 0;}.footer p { color: white; opacity: 0.8;}/* 响应式设计 */@media (max-width: 768px) { .header { padding: 40px 20px; } .header h1 { font-size: 2rem; } .header p { font-size: 1rem; } .section { padding: 20px; } .section h2 { font-size: 1.5rem; } .section h3 { font-size: 1.2rem; } .button { padding: 10px 20px; font-size: 0.9rem; }}@media (max-width: 480px) { .header h1 { font-size: 1.8rem; } .main { padding: 0 10px; } .section { padding: 15px; }}