/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Microsoft YaHei", sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* 头部样式 */
header {
    background-color: #2c3e50;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    padding: 20px 0;
    margin-bottom: 30px;
}

.site-title {
    font-size: 28px;
    color: #fff;
    text-align: center;
    margin-bottom: 10px;
}

.site-title a {
    color: #fff;
    text-decoration: none;
}

.site-title a:hover {
    text-decoration: underline;
}

/* 主要内容区域 */
.main-content {
    background-color: #fff;
    border-radius: 8px;
    padding: 30px;
    margin: 20px 0;
    box-shadow: 0 2px 15px rgba(0,0,0,0.1);
}

.section {
    margin-bottom: 40px;
}

.section-title {
    font-size: 24px;
    color: #2c3e50;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #eee;
}

/* 教程卡片样式 */
.tutorial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.tutorial-card {
    background: #fff;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    transition: transform 0.3s ease;
    text-decoration: none;
    color: inherit;
}

.tutorial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.tutorial-card h3 {
    color: #2c3e50;
    margin-bottom: 10px;
    font-size: 18px;
}

.tutorial-card p {
    color: #666;
    font-size: 14px;
}

/* 教程内容样式 */
.tutorial-content {
    line-height: 1.8;
}

.tutorial-content h3 {
    color: #2c3e50;
    font-size: 20px;
    margin: 30px 0 15px;
    padding-bottom: 8px;
    border-bottom: 1px solid #eee;
}

.tutorial-content h3:first-child {
    margin-top: 0;
}

.tutorial-content p {
    margin-bottom: 15px;
}

.tutorial-content ul, 
.tutorial-content ol {
    margin: 15px 0;
    padding-left: 20px;
}

.tutorial-content ul ul, 
.tutorial-content ol ol,
.tutorial-content ul ol, 
.tutorial-content ol ul {
    margin: 8px 0;
}

.tutorial-content li {
    margin-bottom: 8px;
}

.tutorial-content pre {
    background-color: #f8f9fa;
    border-radius: 4px;
    padding: 15px;
    margin: 15px 0;
    overflow-x: auto;
    font-family: Consolas, Monaco, 'Courier New', monospace;
}

/* 列表样式 */
ul {
    list-style-position: inside;
    padding-left: 20px;
}

li {
    margin-bottom: 10px;
    color: #444;
}

/* 链接样式 */
a {
    color: #3498db;
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #2980b9;
}

/* 底部样式 */
footer {
    background-color: #2c3e50;
    color: #fff;
    padding: 20px 0;
    text-align: center;
    margin-top: 40px;
}

.beian-info {
    font-size: 14px;
    margin: 10px 0;
}

.beian-info a {
    color: #fff;
    text-decoration: none;
}

.beian-info a:hover {
    text-decoration: underline;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
    
    .main-content {
        padding: 20px;
    }
    
    .site-title {
        font-size: 24px;
    }
    
    .tutorial-grid {
        grid-template-columns: 1fr;
    }
    
    .section-title {
        font-size: 20px;
    }
    
    .tutorial-content h3 {
        font-size: 18px;
    }
}