/* Shiori 教学系统样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

/* 容器布局 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* 头部样式 */
header {
    background: linear-gradient(135deg, #2c3e50, #4ca1af);
    color: white;
    padding: 40px 0;
    text-align: center;
    margin-bottom: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

header h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
}

header p {
    font-size: 1.2em;
    opacity: 0.9;
}

/* 导航卡片 */
.nav-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.nav-card {
    background: white;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-decoration: none;
    color: inherit;
    border-left: 5px solid #FFD700;
}

.nav-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0,0,0,0.1);
}

.nav-card h3 {
    color: #2c3e50;
    margin-bottom: 10px;
    font-size: 1.4em;
}

.nav-card p {
    color: #666;
    font-size: 0.95em;
}

/* 教程内容区 */
.tutorial-content {
    background: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

h2 {
    color: #2c3e50;
    border-bottom: 2px solid #FFD700;
    padding-bottom: 10px;
    margin: 30px 0 20px;
}

h3 {
    color: #34495e;
    margin: 25px 0 15px;
}

/* 代码块样式 */
.code-block {
    background-color: #282c34;
    color: #abb2bf;
    padding: 20px;
    border-radius: 6px;
    overflow-x: auto;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 14px;
    margin: 15px 0;
    border-left: 4px solid #FFD700;
    line-height: 1.5;
}

.code-block pre {
    margin: 0;
    white-space: pre; /* 保持编辑器中的空格和换行 */
}

.code-keyword { color: #c678dd; }
.code-string { color: #98c379; }
.code-comment { color: #5c6370; font-style: italic; }
.code-property { color: #e06c75; }

/* 表格样式 */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}

th, td {
    border: 1px solid #ddd;
    padding: 12px;
    text-align: left;
}

th {
    background-color: #f8f9fa;
    color: #2c3e50;
    font-weight: bold;
}

tr:nth-child(even) {
    background-color: #f9f9f9;
}

/* 提示框 */
.tip-box {
    background-color: #e8f4fd;
    border-left: 4px solid #3498db;
    padding: 15px;
    margin: 20px 0;
    border-radius: 4px;
}

.warning-box {
    background-color: #fff3cd;
    border-left: 4px solid #ffc107;
    padding: 15px;
    margin: 20px 0;
    border-radius: 4px;
}

/* 页脚 */
footer {
    text-align: center;
    padding: 30px 0;
    color: #666;
    font-size: 0.9em;
    margin-top: 40px;
    border-top: 1px solid #eee;
}

footer a {
    color: #3498db;
    text-decoration: none;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
    
    header h1 {
        font-size: 2em;
    }
    
    .nav-grid {
        grid-template-columns: 1fr;
    }
}