/* ==================== Markdown 渲染样式 ==================== */

.markdown-body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    line-height: 1.7;
    color: #24292e;
    max-width: 100%;
}

/* 标题 */
.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4,
.markdown-body h5,
.markdown-body h6 {
    margin-top: 1.5em;
    margin-bottom: 0.8em;
    font-weight: 600;
    line-height: 1.25;
    color: #24292e;
}

.markdown-body h1 {
    font-size: 2em;
    padding-bottom: 0.3em;
    border-bottom: 1px solid #eaecef;
}

.markdown-body h2 {
    font-size: 1.5em;
    padding-bottom: 0.3em;
    border-bottom: 1px solid #eaecef;
}

.markdown-body h3 { font-size: 1.25em; }
.markdown-body h4 { font-size: 1em; }
.markdown-body h5 { font-size: 0.875em; }
.markdown-body h6 { font-size: 0.85em; color: #6a737d; }

/* 段落 */
.markdown-body p {
    margin-bottom: 1em;
}

/* 列表 */
.markdown-body ul,
.markdown-body ol {
    margin-bottom: 1em;
    padding-left: 2em;
}

.markdown-body li {
    margin-bottom: 0.25em;
}

.markdown-body ul ul,
.markdown-body ul ol,
.markdown-body ol ul,
.markdown-body ol ol {
    margin-top: 0.25em;
    margin-bottom: 0;
}

/* 代码块 */
.markdown-body pre {
    margin-bottom: 1em;
    padding: 16px;
    overflow: auto;
    font-size: 85%;
    line-height: 1.45;
    background-color: #f6f8fa;
    border-radius: 6px;
}

.markdown-body code {
    padding: 0.2em 0.4em;
    margin: 0;
    font-size: 85%;
    font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
    background-color: rgba(27, 31, 35, 0.05);
    border-radius: 3px;
}

.markdown-body pre code {
    padding: 0;
    margin: 0;
    font-size: 100%;
    background: transparent;
    border-radius: 0;
}

/* 高亮代码样式增强 */
.markdown-body pre code.hljs {
    background: #f6f8fa;
    padding: 0;
}

/* 链接 */
.markdown-body a {
    color: #0366d6;
    text-decoration: none;
}

.markdown-body a:hover {
    text-decoration: underline;
}

/* 图片 */
.markdown-body img {
    max-width: 100%;
    box-sizing: content-box;
    background-color: #fff;
    border-radius: 4px;
    margin: 1em 0;
}

/* 引用块 */
.markdown-body blockquote {
    margin: 0 0 1em;
    padding: 0 1em;
    color: #6a737d;
    border-left: 0.25em solid #dfe2e5;
}

.markdown-body blockquote > :first-child {
    margin-top: 0;
}

.markdown-body blockquote > :last-child {
    margin-bottom: 0;
}

/* 表格 */
.markdown-body table {
    margin-bottom: 1em;
    border-spacing: 0;
    border-collapse: collapse;
    display: block;
    width: 100%;
    overflow: auto;
}

.markdown-body table th,
.markdown-body table td {
    padding: 6px 13px;
    border: 1px solid #dfe2e5;
}

.markdown-body table th {
    font-weight: 600;
    background-color: #f6f8fa;
}

.markdown-body table tr {
    background-color: #fff;
    border-top: 1px solid #c6cbd1;
}

.markdown-body table tr:nth-child(2n) {
    background-color: #f6f8fa;
}

/* 分隔线 */
.markdown-body hr {
    height: 0.25em;
    padding: 0;
    margin: 1.5em 0;
    background-color: #e1e4e8;
    border: 0;
}

/* 删除线 */
.markdown-body del {
    text-decoration: line-through;
    color: #6a737d;
}

/* 任务列表 */
.markdown-body input[type="checkbox"] {
    margin: 0 0.2em 0.25em -1.6em;
    vertical-align: middle;
}

/* 警告提示（GitHub 风格） */
.markdown-body .markdown-alert {
    padding: 8px 16px;
    margin-bottom: 1em;
    border-left: 4px solid;
    border-radius: 4px;
}

.markdown-body .markdown-alert-note {
    border-color: #0969da;
    background-color: #ddf4ff;
}

.markdown-body .markdown-alert-tip {
    border-color: #1a7f37;
    background-color: #d6f5d6;
}

.markdown-body .markdown-alert-important {
    border-color: #8250df;
    background-color: #f3e8ff;
}

.markdown-body .markdown-alert-warning {
    border-color: #9a6700;
    background-color: #fff8c5;
}

.markdown-body .markdown-alert-caution {
    border-color: #cf222e;
    background-color: #ffebe9;
}

/* 代码语言标签 */
.markdown-body pre::before {
    content: attr(data-lang);
    position: absolute;
    top: 8px;
    right: 12px;
    font-size: 0.75em;
    color: #6a737d;
    font-family: inherit;
}

/* 响应式 */
@media (max-width: 768px) {
    .markdown-body {
        font-size: 0.95em;
    }
    
    .markdown-body pre {
        padding: 12px;
    }
    
    .markdown-body table {
        display: block;
        overflow-x: auto;
    }
}