/**
 * GitStats - Enhanced responsive style with dark mode support
 */

/* CSS Variables for theming */
:root {
	--bg-primary: #dfd;
	--bg-secondary: #fff;
	--text-primary: #000;
	--text-secondary: #333;
	--border-color: #000;
	--table-header-bg: #ddf;
	--table-hover-bg: #ddf;
	--heading-bg: #564;
	--heading-text: #fff;
	--nav-bg: #ddf;
	--nav-hover-bg: #ddd;
	--link-color: #000;
	--shadow: rgba(0, 0, 0, 0.1);
}

/* Dark mode color scheme */
[data-theme="dark"] {
	--bg-primary: #1a1a1a;
	--bg-secondary: #2d2d2d;
	--text-primary: #e0e0e0;
	--text-secondary: #b0b0b0;
	--border-color: #444;
	--table-header-bg: #2a4a6a;
	--table-hover-bg: #3a3a3a;
	--heading-bg: #3d5a4f;
	--heading-text: #e0e0e0;
	--nav-bg: #2a4a6a;
	--nav-hover-bg: #3a5a7a;
	--link-color: #6ab0de;
	--shadow: rgba(0, 0, 0, 0.3);
}

/* Base styles */
* {
	box-sizing: border-box;
}

body {
	color: var(--text-primary);
	background-color: var(--bg-primary);
	font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
	line-height: 1.6;
	margin: 0;
	padding: 1rem;
	transition: background-color 0.3s ease, color 0.3s ease;
}

/* Dark mode toggle button */
.theme-toggle {
	position: fixed;
	top: 1rem;
	right: 1rem;
	background: var(--table-header-bg);
	border: 2px solid var(--border-color);
	border-radius: 50%;
	width: 50px;
	height: 50px;
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 1.5rem;
	z-index: 1000;
	transition: all 0.3s ease;
	box-shadow: 0 2px 8px var(--shadow);
}

.theme-toggle:hover {
	transform: scale(1.1);
	box-shadow: 0 4px 12px var(--shadow);
}

.theme-toggle:active {
	transform: scale(0.95);
}

/* Container for better content width */
.container {
	max-width: 1400px;
	margin: 0 auto;
}

/* Definition lists */
dt {
	font-weight: bold;
	float: left;
	margin-right: 1em;
	color: var(--text-primary);
}

dt:after {
	content: ': ';
}

dd {
	display: block;
	clear: left;
	margin-bottom: 0.5em;
	color: var(--text-secondary);
}

/* Tables */
table {
	border: 1px solid var(--border-color);
	border-collapse: collapse;
	font-size: 90%;
	margin-bottom: 1em;
	width: 100%;
	background-color: var(--bg-secondary);
	box-shadow: 0 2px 4px var(--shadow);
	transition: all 0.3s ease;
}

table.noborders {
	border: none;
	box-shadow: none;
}

table.noborders td {
	border: none;
}

.vtable {
	float: right;
	clear: both;
	max-width: 100%;
}

/* Responsive table wrapper */
@media (max-width: 768px) {
	.vtable {
		float: none;
		width: 100%;
	}

	table {
		font-size: 80%;
		display: block;
		overflow-x: auto;
		white-space: nowrap;
	}
}

table.tags td {
	vertical-align: top;
}

th {
	background-color: var(--table-header-bg);
	color: var(--text-primary);
	font-weight: bold;
	padding: 0.5em;
	text-align: left;
	position: sticky;
	top: 0;
	z-index: 10;
}

th a {
	text-decoration: none;
	color: var(--text-primary);
}

tr:hover {
	background-color: var(--table-hover-bg);
	transition: background-color 0.2s ease;
}

td {
	border: 1px solid var(--border-color);
	padding: 0.4em 0.6em;
}

/* Navigation bar */
.nav {
	border-bottom: 2px solid var(--border-color);
	padding: 0.5em;
	margin-bottom: 1.5em;
	background-color: var(--bg-secondary);
	box-shadow: 0 2px 4px var(--shadow);
}

.nav ul {
	list-style-type: none;
	display: flex;
	flex-wrap: wrap;
	margin: 0;
	padding: 0;
	gap: 0.5rem;
}

.nav li {
	display: inline-block;
}

.nav li a {
	padding: 0.5em 1em;
	text-decoration: none;
	color: var(--link-color);
	border: 1px solid var(--border-color);
	border-radius: 4px;
	background-color: var(--nav-bg);
	display: inline-block;
	transition: all 0.2s ease;
}

.nav li a:hover {
	background-color: var(--nav-hover-bg);
	transform: translateY(-2px);
	box-shadow: 0 2px 4px var(--shadow);
}

.nav li a:active {
	transform: translateY(0);
}

/* Responsive navigation */
@media (max-width: 600px) {
	.nav ul {
		flex-direction: column;
	}

	.nav li a {
		display: block;
		text-align: center;
	}
}

/* Images and graphs */
img {
	border: 1px solid var(--border-color);
	padding: 0.5em;
	background-color: var(--bg-secondary);
	max-width: 100%;
	height: auto;
	border-radius: 4px;
	box-shadow: 0 2px 4px var(--shadow);
}

th img {
	border: 0px;
	padding: 0px;
	background-color: transparent;
	box-shadow: none;
}

/* Headings */
h1, h2 {
	margin-top: 1em;
}

h1 a, h2 a {
	color: var(--link-color);
	text-decoration: none;
}

h1:hover a:after,
h2:hover a:after {
	content: '¶';
	color: var(--text-secondary);
	margin-left: 0.5em;
}

h1 {
	font-size: 2rem;
	color: var(--text-primary);
	border-bottom: 3px solid var(--heading-bg);
	padding-bottom: 0.5rem;
}

@media (max-width: 600px) {
	h1 {
		font-size: 1.5rem;
	}
}

h2 {
	background-color: var(--heading-bg);
	border: 1px solid var(--border-color);
	border-left: 4px solid var(--table-header-bg);
	padding: 0.75em 1em;
	color: var(--heading-text);
	font-size: 1.3rem;
	clear: both;
	border-radius: 4px;
	box-shadow: 0 2px 4px var(--shadow);
}

h2 a {
	color: var(--heading-text);
}

@media (max-width: 600px) {
	h2 {
		font-size: 1.1rem;
		padding: 0.5em 0.75em;
	}
}

/* Additional styles */
.moreauthors {
	font-size: 85%;
	color: var(--text-secondary);
	font-style: italic;
	padding: 0.5em;
	background-color: var(--bg-secondary);
	border-left: 3px solid var(--table-header-bg);
	margin: 1em 0;
	border-radius: 4px;
}

/* Links */
a {
	color: var(--link-color);
	transition: color 0.2s ease;
}

a:hover {
	text-decoration: underline;
}

/* Print styles */
@media print {
	.theme-toggle {
		display: none;
	}

	body {
		background-color: white;
		color: black;
	}

	.nav {
		display: none;
	}

	table {
		page-break-inside: avoid;
	}

	h2 {
		page-break-after: avoid;
	}
}

/* Accessibility improvements */
@media (prefers-reduced-motion: reduce) {
	* {
		animation-duration: 0.01ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.01ms !important;
	}
}

/* High contrast mode support */
@media (prefers-contrast: high) {
	:root {
		--border-color: #000;
	}

	[data-theme="dark"] {
		--border-color: #fff;
	}
}