:root {
	--bg-color: white;
	--bg-alt-color: whitesmoke;
	--text-color: #444;
	--text-color-light: rgba(111, 129, 157);
	--primary-color: #2d54ca;
	--alt-color: #8b33ea;
	--table-border-color: #dcdcf4;
	--code-bg-color: #ecf0f9;
	--text-color-on-code: black;
	--border-radius: 0.3rem;
	--padd: 2rem;
	--color-warning: red;
	--site-width: 800px;
}

@media (prefers-color-scheme: dark) {
	:root {
		--bg-color: #0d1117;
		--bg-alt-color: #06090b;
		--text-color: #c9d1d9;
		--primary-color: #a8d1ff;
		--alt-color: #8e96f0;
		--code-bg-color: #171f29;
		--text-color-on-code: #ecf0f9;
		--table-border-color: #3a3a3a;
	}
}

@font-face {
	font-family: 'Roboto';
	font-style: italic;
	font-weight: 100 900;
	font-stretch: 100%;
	font-display: swap;
	src: url(fonts/roboto/v48/latin-italic.woff2?v=2025) format('woff2');
	unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
	font-family: 'Roboto';
	font-style: normal;
	font-weight: 100 900;
	font-stretch: 100%;
	font-display: swap;
	src: url(fonts/roboto/v48/latin-normal.woff2?v=2025) format('woff2');
	unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

html {
	font-size: 18px;
}

body {
	background-color: var(--bg-color);
	color: var(--text-color);
	font-family: Roboto, 'Roboto', "Segoe UI", "Helvetica Neue", sans-serif;
	font-weight: 350;
	line-height: 1.5;
	display: grid;
	margin: 0;
}

strong {
	font-weight: 450;
}

#layout {
	display: flex;
	gap: var(--padd);
}

#logo {
	height: 36px;
}

#footer {
	width: 100%;
	max-width: 1040px;
	margin: calc(var(--padd) * 2) 0;
	padding-top: calc(var(--padd) * 2);
	border-top: 1px solid var(--table-border-color);
	text-align: center;
	justify-self: center;
	color: var(--text-color-light);
}

#menu {
	flex: 0 0 300px;
	background-color: var(--bg-alt-color);
	padding: var(--padd);
	font-size: .85rem;

	ul {
		padding-inline-start: 0;

		li {
			margin-top: 0;
			display: flex;

			a {
				color: var(--text-color);
				font-weight: 400;
				flex: 1;
				border: 1px solid transparent;
				border-radius: var(--border-radius);
				padding: 0.2rem 1rem;

				&:before {
					content: '•';
					display: inline-block;
					width: 1rem;
				}

				&:hover {
					text-decoration: none;
					background-color: var(--bg-color);
				}

				&.active {
					font-weight: 500;
					border-color: var(--text-color);
				}
			}
		}
	}

}

#page {
	padding: var(--padd);
	max-width: 1200px;

	img {
		max-width: 100%;
	}
}

.table-of-contents {
	font-size: .9rem;
	/*position: fixed;
	right: 0;
	margin-right: 20px
	top: 0;*/
	float: right;
	max-width: 320px;
	margin: 0 var(--padd) var(--padd) var(--padd);
	background-color: var(--bg-color);
	border: 1px solid var(--table-border-color);
	border-radius: var(--border-radius);
	padding: 1rem 2rem;
	max-height: 90%;
	overflow: auto;

	ul {
		padding-inline-start: 20px;
	}
}

table {
	font-size: 1rem;
}

pre {
	overflow: auto;
	max-width: 100%;
}

html.dark .phiki,
html.dark .phiki span {
	color: var(--phiki-dark-color) !important;
	background-color: var(--phiki-dark-background-color) !important;
	font-style: var(--phiki-dark-font-style) !important;
	font-weight: var(--phiki-dark-font-weight) !important;
	text-decoration: var(--phiki-dark-text-decoration) !important;
}

:not(pre) > code {
	white-space: nowrap;
	padding: 0.11rem 0.23rem;
	font-size: 90%;
	color: var(--text-color-on-code);
	background-color: var(--code-bg-color);
	border-radius: 4px;
}

pre:has(code) {
	border: 1px solid var(--table-border-color);
	border-radius: var(--border-radius);
	width: fit-content;
	overflow-x: auto;
	max-width: var(--site-width);
	padding: 1rem 2rem 1rem 1rem;
}

pre > code {
	.line-number {
		padding-right: 1.5rem;
	}
}

blockquote {
	font-size: 1.1rem;
	border-left: 1px solid var(--table-border-color);
	padding-left: 1rem;
}

hr {
	border: 1px solid var(--table-border-color);
	width: 100%;
	margin: var(--padd) 0;
}

a {
	text-decoration: none;

	&:hover {
		text-decoration: underline;
	}
}

a[target=_blank]::after {
	content: url('../images/external.svg');
	display: inline-block;
	padding: 0 .3rem;
	vertical-align: text-top;
	width: .8rem;
	height: .8rem;
}

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

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

h1, h2, h3, h4, h5 {
	font-weight: 400;
	display: flex;
	align-items: center;
	gap: 0.5rem;
	line-height: 1.2;

	&:first-child {
		margin-block-start: 0;
	}

	&:not(:first-child) {
		margin-block-start: 2em;
	}

	margin-block-end: 1em;

	&:hover {
		.heading-permalink {
			opacity: 1;
		}
	}
}

.table-of-contents + h1 {
	margin-block-start: 0;
}

h3, h4 {
	font-weight: 450;
}

li ul,
li + li {
	margin-top: .6em;
}

.heading-permalink {
	font-size: 1rem;
	line-height: 1;
	opacity: 0;
	transition: opacity 0.3s ease;
}

p, li {
	max-width: var(--site-width);
}

table {

	border-spacing: 1px;
	background-color: var(--table-border-color);
	border-collapse: separate;

	td {
		background-color: var(--bg-color);
		padding: 1rem;
	}

	th {
		background-color: var(--bg-color);
		font-weight: 430;
		padding: 1rem;
	}
}