/* Markdown Rendering Styles - Full CommonMark Support */

.markdown-body {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-primary);
}

/* Headings */
.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4,
.markdown-body h5,
.markdown-body h6 {
    margin-top: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 600;
    line-height: 1.25;
}

.markdown-body h1 {
    font-size: 2rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--border-color);
}

.markdown-body h2 {
    font-size: 1.5rem;
    padding-bottom: 0.25rem;
    border-bottom: 1px solid var(--border-color);
}

.markdown-body h3 {
    font-size: 1.25rem;
}

.markdown-body h4 {
    font-size: 1.125rem;
}

.markdown-body h5 {
    font-size: 1rem;
}

.markdown-body h6 {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Paragraphs and Text */
.markdown-body p {
    margin-bottom: 1rem;
}

.markdown-body strong {
    font-weight: 600;
    color: var(--text-primary);
}

.markdown-body em {
    font-style: italic;
}

.markdown-body del {
    text-decoration: line-through;
    color: var(--text-secondary);
}

.markdown-body mark {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning);
    padding: 0.125rem 0.25rem;
    border-radius: 0.25rem;
}

/* Links */
.markdown-body a {
    color: var(--primary-color);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: all 0.3s ease;
}

.markdown-body a:hover {
    border-bottom-color: var(--primary-color);
}

.markdown-body a:visited {
    color: var(--secondary-color);
}

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

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

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

.markdown-body ul {
    list-style-type: disc;
}

.markdown-body ul ul {
    list-style-type: circle;
}

.markdown-body ul ul ul {
    list-style-type: square;
}

.markdown-body ol {
    list-style-type: decimal;
}

.markdown-body ol ol {
    list-style-type: lower-alpha;
}

.markdown-body ol ol ol {
    list-style-type: lower-roman;
}

/* Task Lists */
.markdown-body .task-list-item {
    list-style: none;
    margin-left: -1.5rem;
}

.markdown-body .task-list-item input[type="checkbox"] {
    margin-right: 0.5rem;
    vertical-align: middle;
}

/* Blockquotes */
.markdown-body blockquote {
    margin: 1rem 0;
    padding: 0.5rem 1rem;
    border-left: 4px solid var(--primary-color);
    background: rgba(30, 64, 175, 0.1);
    border-radius: 0 var(--radius) var(--radius) 0;
}

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

.markdown-body blockquote blockquote {
    margin-top: 0.5rem;
    border-left-color: var(--secondary-color);
    background: rgba(5, 150, 105, 0.1);
}

/* Code */
.markdown-body code {
    font-family: 'Fira Code', 'Cascadia Code', Consolas, Monaco, monospace;
    font-size: 0.875rem;
    padding: 0.125rem 0.375rem;
    background: var(--surface-light);
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    color: var(--accent-color);
}

.markdown-body pre {
    margin: 1rem 0;
    padding: 1rem;
    background: var(--background);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    overflow-x: auto;
}

.markdown-body pre code {
    display: block;
    padding: 0;
    background: transparent;
    border: none;
    color: var(--text-primary);
    line-height: 1.5;
}

/* Syntax Highlighting (with highlight.js) */
.markdown-body .hljs {
    background: var(--background);
    color: var(--text-primary);
}

/* Tables */
.markdown-body table {
    width: 100%;
    margin: 1rem 0;
    border-collapse: collapse;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 0 0 1px var(--border-color);
}

.markdown-body table thead {
    background: var(--surface-light);
}

.markdown-body table th {
    padding: 0.75rem;
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-color);
}

.markdown-body table td {
    padding: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.markdown-body table tbody tr:hover {
    background: rgba(30, 64, 175, 0.05);
}

.markdown-body table tbody tr:last-child td {
    border-bottom: none;
}

/* Striped tables */
.markdown-body table.striped tbody tr:nth-child(even) {
    background: var(--surface);
}

/* Images */
.markdown-body img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius);
    margin: 1rem 0;
    box-shadow: var(--shadow);
}

.markdown-body figure {
    margin: 1rem 0;
    text-align: center;
}

.markdown-body figcaption {
    margin-top: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-style: italic;
}

/* Horizontal Rules */
.markdown-body hr {
    margin: 2rem 0;
    border: none;
    height: 2px;
    background: linear-gradient(
        to right,
        transparent,
        var(--border-color) 20%,
        var(--border-color) 80%,
        transparent
    );
}

/* Definition Lists */
.markdown-body dl {
    margin: 1rem 0;
}

.markdown-body dt {
    font-weight: 600;
    margin-top: 0.5rem;
    color: var(--primary-color);
}

.markdown-body dd {
    margin-left: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

/* Math Expressions (KaTeX) */
.markdown-body .katex {
    font-size: 1.1em;
}

.markdown-body .katex-display {
    margin: 1rem 0;
    overflow-x: auto;
    overflow-y: hidden;
}

/* Mermaid Diagrams */
.markdown-body .mermaid {
    margin: 1rem 0;
    text-align: center;
    background: var(--surface);
    border-radius: var(--radius);
    padding: 1rem;
}

/* Collapsible Sections */
.markdown-body details {
    margin: 1rem 0;
    padding: 1rem;
    background: var(--surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
}

.markdown-body summary {
    cursor: pointer;
    font-weight: 600;
    color: var(--primary-color);
    user-select: none;
    outline: none;
}

.markdown-body summary:hover {
    color: var(--secondary-color);
}

.markdown-body details[open] summary {
    margin-bottom: 0.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

/* Callouts / Alerts */
.markdown-body .callout {
    margin: 1rem 0;
    padding: 1rem;
    border-radius: var(--radius);
    border-left: 4px solid;
}

.markdown-body .callout-note {
    background: rgba(30, 64, 175, 0.1);
    border-left-color: var(--primary-color);
}

.markdown-body .callout-tip {
    background: rgba(5, 150, 105, 0.1);
    border-left-color: var(--secondary-color);
}

.markdown-body .callout-warning {
    background: rgba(245, 158, 11, 0.1);
    border-left-color: var(--warning);
}

.markdown-body .callout-danger {
    background: rgba(239, 68, 68, 0.1);
    border-left-color: var(--error);
}

.markdown-body .callout-title {
    font-weight: 600;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Footnotes */
.markdown-body .footnotes {
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 2px solid var(--border-color);
    font-size: 0.875rem;
}

.markdown-body .footnote-ref {
    vertical-align: super;
    font-size: 0.75rem;
    text-decoration: none;
    color: var(--primary-color);
}

.markdown-body .footnote-backref {
    text-decoration: none;
    color: var(--primary-color);
}

/* Keyboard Keys */
.markdown-body kbd {
    display: inline-block;
    padding: 0.125rem 0.5rem;
    font-family: 'Fira Code', monospace;
    font-size: 0.875rem;
    background: var(--surface-light);
    border: 1px solid var(--border-color);
    border-radius: 0.25rem;
    box-shadow: 0 2px 0 var(--border-color);
}

/* Abbreviations */
.markdown-body abbr {
    text-decoration: underline dotted;
    cursor: help;
}

.markdown-body abbr[title]:hover::after {
    content: attr(title);
    position: absolute;
    background: var(--surface);
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.875rem;
    margin-top: 0.5rem;
    box-shadow: var(--shadow);
    z-index: 10;
}

/* Print Styles */
@media print {
    .markdown-body {
        color: black;
        font-size: 12pt;
    }
    
    .markdown-body a {
        color: black;
        text-decoration: underline;
    }
    
    .markdown-body pre,
    .markdown-body code {
        background: #f5f5f5;
        border: 1px solid #ddd;
    }
    
    .markdown-body table {
        border: 1px solid #ddd;
    }
}