/* ============================================================================
 * Shared Markdown structure and visual primitives.
 *
 * Theme stylesheets load after this file. They provide palette, icons and
 * theme-specific decoration while this layer owns the renderer DOM mechanics
 * and the visual rules that are identical across all built-in themes.
 * ============================================================================ */

.md-content,
.md-content *,
.md-content *::before,
.md-content *::after {
	box-sizing: border-box;
}

.md-content {
	--md-content-width: 760px;
	--md-line-height: 1.82;
	--md-text: #242424;
	--md-text-title: #0b0b0b;
	--md-text-heading: #141414;
	--md-text-soft: var(--md-text);
	--md-muted: #666666;
	--md-faint: #7a7a7a;
	--md-disabled: #9a9a9a;
	--md-link: #339cfd;
	--md-link-hover-bg: #ededeb;
	--md-block-bg: #ffffff;
	--md-block-border: #f0f0f0;
	--md-details-bg: #f5f5f5;
	--md-inline-code-bg: #eaeaea;
	--md-inline-code-text: var(--md-text);
	--md-codeblock-bg: #343430;
	--md-codeblock-header-bg: #343430;
	--md-codeblock-header-text: #ffffff;
	--md-codeblock-text: #f4f4f1;
	--md-codeblock-dot-red: #ff5f57;
	--md-codeblock-dot-yellow: #ffbd2e;
	--md-codeblock-dot-green: #28c840;
	--md-codeblock-scroll-track: transparent;
	--md-codeblock-scroll-thumb: #4a4a45;
	--md-table-scroll-track: transparent;
	--md-table-scroll-thumb: #d8d8d4;
	--md-table-header-bg: #eaeaea;
	--md-table-body-bg: #f5f5f5;
	--md-table-border: #ececea;
	--md-media-bg: transparent;
	--md-media-border: #ececea;
	--md-radius-sm: 6px;
	--md-radius-md: 10px;
	--md-radius-lg: 18px;
	--md-media-radius: 16px;
	--md-media-padding: 0;
	--md-diagram-padding: 16px;
	--md-scrollbar-size: 6px;
	--md-font-body:
		system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC',
		sans-serif;
	--md-font-mono: 'SFMono-Regular', Consolas, 'Liberation Mono', monospace;
	width: min(var(--md-content-width), calc(100vw - 112px));
	margin: 0 auto;
	padding: 0;
	border-radius: 0;
	background: transparent;
	color: var(--md-text);
	font-family: var(--md-font-body);
	font-size: 16px;
	line-height: var(--md-line-height);
	overflow-wrap: break-word;
	text-rendering: optimizeLegibility;
}

.md-content > *:first-child {
	margin-top: 0;
}

.md-content > *:last-child {
	margin-bottom: 0;
}

/* ============================================================================
 * Typography
 * ============================================================================ */

.md-content p {
	margin: 0 0 1.16em;
}

.md-content :is(h1, h2, h3, h4, h5, h6) {
	color: var(--md-text-title);
	letter-spacing: 0;
}

.md-content h1 {
	margin: 0 0 34px;
	padding-bottom: 200px;
	border-bottom: 1px solid #ececea;
	font-size: 38px;
}

.md-content h2 {
	font-size: 28px;
}

.md-content h3 {
	color: var(--md-text-heading);
	font-size: 23px;
}

.md-content h4 {
	margin: 28px 0 12px;
	color: var(--md-text-heading);
	font-size: 19px;
}

.md-content h5 {
	margin: 24px 0 10px;
	font-size: 16px;
	text-transform: uppercase;
}

.md-content h6 {
	margin: 22px 0 8px;
	font-size: 14px;
	text-transform: uppercase;
}

.md-content a {
	color: inherit;
	text-decoration: none;
}

.md-content a:not(:has(> img, > svg)) {
	-webkit-box-decoration-break: clone;
	box-decoration-break: clone;
	position: relative;
	color: var(--md-link);
	text-decoration: none;
	transition:
		color 160ms ease,
		background-color 160ms ease;
}

.md-content a:not(:has(> img, > svg))::before {
	display: inline-block;
	width: 16px;
	height: 16px;
	background-repeat: no-repeat;
	background-position: center;
	background-size: contain;
	content: '';
	pointer-events: none;
}

.md-content a:not(:has(> img, > svg)):hover {
	color: var(--md-link);
	background-color: var(--md-link-hover-bg);
}

.md-content strong,
.md-content em {
	color: var(--md-text);
}

.md-content hr {
	height: 1px;
	border: 0;
	background: #ececea;
}

.md-content sub,
.md-content sup {
	position: relative;
	line-height: 0;
	vertical-align: baseline;
}

.md-content sup {
	top: -0.45em;
}

.md-content sub {
	bottom: -0.22em;
}

.md-content kbd {
	display: inline-flex;
	min-width: 1.65em;
	min-height: 1.65em;
	align-items: center;
	justify-content: center;
	padding: 0.06em 0.46em;
	font-family: var(--md-font-mono);
	font-size: 0.82em;
	line-height: 1.2;
}

/* ============================================================================
 * Lists
 * ============================================================================ */

.md-content ul,
.md-content ol {
	margin: 0 0 1.24em;
	padding-left: 1.45em;
}

.md-content li {
	margin: 0.42em 0;
	padding-left: 0.1em;
}

.md-content li > ul,
.md-content li > ol {
	margin-top: 0.38em;
	margin-bottom: 0.48em;
}

.md-content .contains-task-list {
	padding-left: 0;
	list-style: none;
}

.md-content .task-list-item {
	position: relative;
	list-style: none;
}

.md-content .task-list-item label {
	cursor: default;
}

.md-content .task-list-item-checkbox {
	position: absolute;
	left: 0;
	margin: 0;
	border: 0;
}

/* ============================================================================
 * Quote and Callout Structure
 * ============================================================================ */

.md-content blockquote > :last-child {
	margin-bottom: 0;
}

.md-content .markdown-alert {
	position: relative;
	border-radius: var(--md-radius-lg);
	color: var(--md-text);
}

.md-content .markdown-alert .markdown-alert-title {
	display: flex;
	align-items: center;
	margin-top: 0;
}

.md-content .markdown-alert .markdown-alert-title svg {
	display: none;
}

.md-content .markdown-alert .markdown-alert-title::before {
	display: inline-block;
	background-repeat: no-repeat;
	background-position: center;
	background-size: contain;
	content: '';
}

.md-content .markdown-alert > :not(.markdown-alert-title):last-child {
	margin-bottom: 0;
}

/* ============================================================================
 * Inline and Block Code
 * ============================================================================ */

.md-content code {
	border-radius: 5px;
	background: var(--md-inline-code-bg);
	color: var(--md-inline-code-text);
	font-family: var(--md-font-mono);
	font-size: 0.88em;
}

.md-content :not(pre) > code {
	padding: 0.12em 0.34em;
}

.md-content pre:not(.mermaid) {
	margin: 26px 0;
	overflow: hidden;
	border-radius: var(--md-radius-lg);
	background: var(--md-codeblock-bg);
}

.md-content pre[data-lang]::before {
	display: flex;
	min-height: 38px;
	align-items: center;
	padding: 0 16px 0 75px;
	background:
		radial-gradient(circle at 21px 50%, var(--md-codeblock-dot-red) 0 5.5px, transparent 6px),
		radial-gradient(circle at 39px 50%, var(--md-codeblock-dot-yellow) 0 5.5px, transparent 6px),
		radial-gradient(circle at 57px 50%, var(--md-codeblock-dot-green) 0 5.5px, transparent 6px),
		var(--md-codeblock-header-bg);
	color: var(--md-codeblock-header-text);
	font-family: var(--md-font-mono);
	font-size: 12px;
	font-weight: 700;
	text-transform: uppercase;
	content: attr(data-lang);
}

.md-content pre:not(.mermaid) > code {
	display: block;
	min-width: 100%;
	padding: 18px 20px 20px;
	overflow-x: auto;
	border: 0;
	border-radius: 0;
	background: transparent;
	color: var(--md-codeblock-text);
	font-size: 14px;
	line-height: 1.72;
	scrollbar-color: transparent transparent;
	tab-size: 2;
}

.md-content pre:not(.mermaid) > code:hover,
.md-content pre:not(.mermaid) > code:focus {
	scrollbar-color: var(--md-codeblock-scroll-thumb) transparent;
}

.md-content pre:not(.mermaid) > code::-webkit-scrollbar,
.md-content .md-table-wrap::-webkit-scrollbar {
	width: var(--md-scrollbar-size);
	height: var(--md-scrollbar-size);
}

.md-content pre:not(.mermaid) > code::-webkit-scrollbar-track {
	border-radius: 999px;
	background: var(--md-codeblock-scroll-track);
}

.md-content pre:not(.mermaid) > code::-webkit-scrollbar-thumb {
	border: 0;
	border-radius: 999px;
	background: transparent;
}

.md-content pre:not(.mermaid) > code:hover::-webkit-scrollbar-thumb,
.md-content pre:not(.mermaid) > code:focus::-webkit-scrollbar-thumb {
	background: var(--md-codeblock-scroll-thumb);
}

.md-content .md-table-wrap::-webkit-scrollbar-track {
	border-radius: 999px;
	background: var(--md-table-scroll-track);
}

.md-content .md-table-wrap::-webkit-scrollbar-thumb {
	border: 0;
	border-radius: 999px;
	background: transparent;
}

.md-content .md-table-wrap:hover::-webkit-scrollbar-thumb,
.md-content .md-table-wrap:focus-within::-webkit-scrollbar-thumb {
	background: var(--md-table-scroll-thumb);
}

/* ============================================================================
 * Syntax Highlighting
 * ============================================================================ */

.md-content .hljs-comment,
.md-content .hljs-quote {
	color: #8a8a83;
	font-style: italic;
}

.md-content .hljs-keyword,
.md-content .hljs-selector-tag,
.md-content .hljs-subst {
	color: #c792ea;
	font-weight: 760;
}

.md-content .hljs-number,
.md-content .hljs-literal,
.md-content .hljs-variable,
.md-content .hljs-template-variable,
.md-content .hljs-tag .hljs-attr {
	color: #89b4fa;
}

.md-content .hljs-string,
.md-content .hljs-doctag {
	color: #a6e3a1;
}

.md-content .hljs-title,
.md-content .hljs-section,
.md-content .hljs-selector-id {
	color: #e5c07b;
	font-weight: 760;
}

.md-content .hljs-type,
.md-content .hljs-class .hljs-title {
	color: #f0c674;
	font-weight: 760;
}

.md-content .hljs-tag,
.md-content .hljs-name,
.md-content .hljs-attribute,
.md-content .hljs-built_in,
.md-content .hljs-params,
.md-content .hljs-title.function_,
.md-content .hljs-title.class_ {
	color: #7dd3c7;
}

.md-content .hljs-regexp,
.md-content .hljs-link,
.md-content .hljs-symbol,
.md-content .hljs-bullet {
	color: #d8dee9;
}

/* ============================================================================
 * Math and Tables
 * ============================================================================ */

.md-content .katex {
	color: var(--md-text);
}

.md-content .katex-block {
	margin: 27px 0;
	padding: 0;
	overflow-x: auto;
	border: 0;
	border-radius: 0;
	background: transparent;
	text-align: center;
}

.md-content .md-table-wrap {
	margin: 27px 0;
	overflow-x: auto;
	border-radius: var(--md-radius-lg);
	scrollbar-color: transparent transparent;
}

.md-content .md-table-wrap:hover,
.md-content .md-table-wrap:focus-within {
	scrollbar-color: var(--md-table-scroll-thumb) transparent;
}

.md-content table {
	width: 100%;
	min-width: 620px;
	border-collapse: collapse;
	border-spacing: 0;
	font-size: 14px;
	line-height: 1.62;
}

.md-content th,
.md-content td {
	padding: 13px 15px;
	text-align: left;
	vertical-align: top;
}

.md-content tr:last-child td {
	border-bottom: 0;
}

/* ============================================================================
 * Media and Diagrams
 * ============================================================================ */

.md-content figure {
	margin: 28px 0;
}

.md-content figure > img,
.md-content figure > svg {
	display: block;
	max-width: 100%;
	height: auto;
	margin: 0 auto;
}

.md-content > svg {
	display: block;
	width: 100%;
	height: auto;
	margin: 28px 0;
	overflow: auto;
	padding: var(--md-diagram-padding);
}

.md-content figcaption {
	margin-top: 10px;
	color: var(--md-muted);
	font-size: 14px;
	line-height: 1.58;
	text-align: center;
}

.md-content pre.mermaid {
	margin: 30px 0;
	overflow: auto;
	border-radius: var(--md-media-radius);
}

.md-content .mermaid {
	display: flex;
	width: 100%;
	min-height: 180px;
	align-items: center;
	justify-content: center;
	padding: var(--md-diagram-padding);
	font-family: var(--md-font-body);
	white-space: pre;
}

.md-content .mermaid[data-processed='true'] {
	white-space: normal;
}

.md-content .mermaid svg {
	display: block;
	width: 100%;
	max-width: 100%;
	height: auto;
}

.md-content iframe {
	display: block;
	width: 100%;
	min-height: 440px;
	margin: 28px 0;
}

/* ============================================================================
 * Details and Images
 * ============================================================================ */

.md-content details {
	margin: 24px 0;
	padding: 0;
	overflow: hidden;
	border-radius: var(--md-radius-lg);
}

.md-content summary {
	display: flex;
	min-height: 56px;
	align-items: center;
	gap: 10px;
	padding: 15px 18px;
	line-height: 1.48;
	cursor: pointer;
	list-style: none;
}

.md-content summary::-webkit-details-marker {
	display: none;
}

.md-content summary::before {
	display: inline-block;
	width: 24px;
	height: 24px;
	flex: 0 0 24px;
	background-repeat: no-repeat;
	background-position: center;
	background-size: contain;
	content: '';
}

.md-content details > :not(summary) {
	margin-right: 18px;
	margin-left: 18px;
	font-size: 14px;
}

.md-content details > :last-child {
	margin-bottom: 18px;
}

.md-content img {
	display: block;
	max-width: 100%;
	height: auto;
	margin: 24px auto;
	border-radius: var(--md-radius-md);
}

/* ============================================================================
 * Responsive Content Rules
 * ============================================================================ */

@media (max-width: 1120px) {
	.md-content {
		width: 100%;
		padding: 0;
		border-radius: 0;
		font-size: 16px;
	}

	.md-content h1 {
		margin-bottom: 28px;
		padding-bottom: 120px;
		font-size: 32px;
	}

	.md-content h2 {
		font-size: 25px;
	}
}