:root {
	--blue: #1A5276;
	--nav-bg: #B9D6E8;
	--nav-border: #2471A3;
	--nav-header: #000000;
	--bg: #FFFFFF;
	--text: #111111;
	--cmd-bg: #F5F5F5;
	--card-bg: #F5F5F5;
	--border: #AAAAAA;
	--zebra-odd: #E5E5E5;
	--link-color: #1A5276;
	--visited-color: #5B2C6F;
}

:link {
	color: var(--link-color);
}

:visited {
	color: var(--visited-color);
}

* {
	box-sizing: border-box;
}

body {
	background-color: var(--bg);
	color: var(--text);
	font-family: sans-serif;
	margin: 0;
	padding: 0;
}

code {
	white-space: nowrap;
}

pre,
tt {
	font-family: monospace;
}

tt {
	white-space: pre;
}

.cmdbox {
	background: var(--cmd-bg);
	border: 1px solid var(--border);
	overflow: auto;
	padding: 10px;
	margin: 1em 0;
	font-family: monospace;
}

.zebra {
	background: var(--card-bg);
	border: 1px solid var(--border);
	border-collapse: collapse;
	width: 100%;
	margin: 1em 0;
}

.zebra tr:nth-child(odd) {
	background: var(--zebra-odd);
}

.zebra th,
.zebra td {
	border: 1px solid var(--border);
	padding: 7px 10px;
	text-align: left;
}

#BoredOS,
#BoredOS a,
#BoredOS :link,
#BoredOS :visited,
#BoredOS :link i,
#BoredOS :visited i,
#BoredOS :link b,
#BoredOS :visited b {
	color: var(--nav-border);
	text-decoration: none;
}

#BoredOS {
	margin-top: 0;
	margin-bottom: 0.5em;
}

#BoredOS small {
	font-weight: normal;
	float: right;
}

/* Sidebar Layout */

#project-main body {
	height: 100%;
	max-width: 100%;
	position: absolute;
	bottom: 0;
	left: 0;
	right: 0;
	top: 0;
	display: table;
	padding: 0;
	margin: 0;
}

#project-main main {
	display: table-row;
}

#project-main nav,
#project-main article {
	display: table-cell;
	padding: 8px 16px;
}

#project-main nav {
	border-right: 1px solid var(--border);
	background-color: var(--nav-bg);
	width: 220px;
	vertical-align: top;
}

#project-main nav header {
	margin: 0.8em 0 0.2em 0;
	font-size: 14pt;
	font-weight: bolder;
	color: var(--nav-header);
	line-height: 1.25;
}

#project-main nav header:first-child {
	margin-top: 0.2em;
}

#project-main nav ul {
	margin-top: 0;
	margin-bottom: 1em;
	padding-left: 0;
}

#project-main nav li {
	list-style-type: none;
	list-style-position: inside;
	margin-left: 0.5em;
	line-height: 1.4;
}

#project-main article {
	padding: 16px 24px;
	vertical-align: top;
}

#project-main article h2 {
	margin-top: 0;
}

#project-main article h2.banner-header {
	margin: 0 0 10px 0;
	text-align: center;
}

#project-main article h2.banner-header img {
	max-width: 100%;
	height: auto;
}

#callout {
	color: var(--blue);
	font-weight: bold;
	text-align: center;
	font-size: 1.1em;
	margin: 10px 0 15px 0;
}

/* Headings */
h2,
h3 {
	color: var(--blue);
}

hr {
	border: 0;
	border-top: 1px solid var(--border);
	margin: 1em 0;
}

.gallery-grid {
	display: flex;
	flex-wrap: wrap;
	gap: 16px;
	margin: 1.5em 0;
}

.gallery-card {
	flex: 0 0 calc(33.333% - 11px);
	box-sizing: border-box;
	border: 1px solid var(--border);
	background: var(--card-bg);
	padding: 8px;
}

@media (max-width: 1100px) {
	.gallery-card {
		flex: 0 0 calc(50% - 8px);
	}
}

@media (max-width: 600px) {
	.gallery-card {
		flex: 0 0 100%;
	}
}

.gallery-card img {
	width: 100%;
	aspect-ratio: 16 / 9;
	height: auto;
	object-fit: cover;
	display: block;
	border: 1px solid var(--border);
	box-sizing: border-box;
}

.gallery-card-caption {
	margin-top: 6px;
	font-size: 0.85em;
	line-height: 1.35;
}

/* Mobile responsive layout */

@media (max-width: 768px) {
	#project-main body {
		position: static;
		display: block;
	}

	#project-main main {
		display: flex;
		flex-direction: column;
	}

	#project-main nav,
	#project-main article {
		display: block;
		width: auto;
	}

	#project-main article {
		order: 1;
		padding: 16px;
	}

	#project-main nav {
		order: 2;
		text-align: center;
		border: solid var(--border);
		border-width: 1px 0;
	}

	#project-main nav header {
		white-space: normal;
	}

	#project-main article h2.banner-header img {
		height: auto;
		max-width: 100%;
	}
}

/* Dark mode preferences */

@media (prefers-color-scheme: dark) {
	:root {
		--blue: #7FB3D5;
		--nav-bg: #202F51;
		--nav-border: #5499C7;
		--nav-header: #FFFFFF;
		--bg: #1E1F21;
		--text: #EEEFF1;
		--cmd-bg: #000000;
		--card-bg: #202020;
		--border: #444444;
		--zebra-odd: #2C2C2C;
		--link-color: #BAD7FF;
		--visited-color: #F6BAFF;
	}

	body {
		background-color: #1E1F21;
		color: #EEEFF1;
	}

	.cmdbox {
		background: #000000;
		color: #FFFFFF;
		border-color: #444444;
	}

	.zebra {
		background: #202020;
		border-color: #444444;
	}

	.zebra tr:nth-child(odd) {
		background: #2C2C2C;
	}

	.zebra th,
	.zebra td {
		border-color: #444444;
	}

	.gallery-card {
		background: #202020;
		border-color: #444444;
	}

	.gallery-card img {
		border-color: #444444;
	}

	hr {
		border-top-color: #444444;
	}

	#callout {
		color: var(--blue);
	}
}