:root {
	color-scheme: light dark;
	--primary-color: #2c3e50;
	--secondary-color: #34acdb;
	--text-color: #000;
	--background-color: #e8e8e8;
	--container-width: 814px;
	--post-bg: #fff;
	--header-bg: #fff;
	--post-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
	--nav-text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.2);
	--a-visited: rgb(0, 18, 35);
	--a: rgb(0, 9, 112);
	--header-accent-color: rgb(218, 218, 218);
}

[data-theme="dark"] {
	--primary-color: #b8e0ff;
	--secondary-color: #00adb5;
	--text-color: #eee;
	--background-color: #181a1b;
	--header-bg: #0c0c0c;
	--post-bg: #23272e;
	--post-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
	--a-visited: rgb(0, 199, 126);
	--a: rgb(189, 208, 255);
	--header-accent-color: #202020;
}

html,
body {
	min-height: 100vh;
	margin: 0;
	padding: 0;
}

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

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

body {
	font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
	line-height: 1.5;
	color: var(--text-color);
	background-color: var(--background-color);
	display: flex;
	flex-direction: column;
}

main {
	flex: 1;
}

.container {
	max-width: var(--container-width);
	margin: 0 auto;
	padding: 0 5px;
}

header {
	background-color: var(--header-bg);
	color: var(--text-color);
	padding: 0;
	margin-bottom: 1rem;
	height: 60px;
	display: flex;
	align-items: center;
	border-bottom: 2px solid var(--header-accent-color);
}

h1 {
	font-size: 1.9rem;
	text-align: center;
}

header h1 {
	margin: 0;
	font-size: 2.5rem;
}

nav {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 0 1rem;
	font-weight: 600;
}

.brand-link {
	font-weight: bold;
	font-size: 1.2rem;
	text-decoration: none;
	color: var(--primary-color);
	padding: 0.2em;
	padding-right: 1em;
}

.brand-link:hover {
	text-decoration: underline;
}


.nav-menu {
	list-style: none;
	display: flex;
	gap: 0.5rem;
	align-items: center;
	margin: 0;
	padding: 0;
}

.nav-menu a {
	display: block;
	padding: 1rem;
	color: var(--primary-color);
	text-decoration: none;
	border-radius: 5px;
	box-sizing: border-box;
}

.nav-menu a:hover {
	background-color: var(--secondary-color);
	color: var(--background-color);
	text-decoration: underline;
}

.hamburger-button {
	display: none;
	background: none;
	border: none;
	font-size: 1.5rem;
	cursor: pointer;
	color: var(--primary-color);
}

.theme-toggle-item {
	margin-left: auto;
}

@media (max-width: 600px) {
	.nav-menu {
		display: none;
		flex-direction: column;
		position: absolute;
		top: 60px;
		left: 0;
		width: 100%;
		background-color: var(--background-color);
		box-shadow: var(--post-shadow);
		gap: 0;
		align-items: stretch;
		padding: 0;
	}

	.nav-menu.active {
		display: flex;
		z-index: 100;
	}

	.hamburger-button {
		display: block;
	}

	.nav-menu li {
		width: 100%;
		margin: 0;
	}

	.nav-menu li:nth-child(odd) {
		background-color: rgba(0, 0, 0, 0.03);
	}

	[data-theme="dark"] .nav-menu li:nth-child(odd) {
		background-color: rgba(255, 255, 255, 0.03);
	}

	.nav-menu a {
		display: block;
		width: 100%;
		box-sizing: border-box;
		text-align: center;
		border-radius: 0;
	}

	.theme-toggle-item {
		text-align: center;
	}
}

.post {
	background: var(--post-bg);
	padding: 1.2rem min(1.8rem, 5vw);
	border-radius: 8px;
	box-shadow: var(--post-shadow);
	margin-bottom: 0.5rem;
}

.post.slop {
	border-radius: 0;
}

.post> :first-child {
	margin-top: 0;
}

.post-title {
	color: var(--primary-color);
	margin-bottom: 0.8rem;
}

.post-meta {
	color: var(--text-color);
	font-size: 0.9rem;
	margin-bottom: 1rem;
}

.post-excerpt {
	font-size: 0.9em;

	p {
		opacity: 0.8;
	}
}

.post.card {
	position: relative;
}

.post.card a {
	z-index: 2;
	position: relative;
}

.post.card h2 a {
	position: static;
}

.post.card h2 a::before {
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	z-index: 1;
}


button,
.button {
	background: var(--secondary-color);
	color: var(--header-bg);
	border: none;
	padding: 0.5em 1.2em;
	border-radius: 4px;
	cursor: pointer;
}

button:hover,
.button:hover {
	background: var(--primary-color);
	color: var(--header-bg);
}

footer {
	text-align: center;
	padding: 0.5rem 1rem;
	background-color: var(--header-bg);
	color: var(--text-color);
	margin-top: 2px;
	border-top: 2px solid var(--header-accent-color);
}

.bordered {
	border: 1px solid yellow;
}

.columns {
	display: flex;
	gap: 10px;
	flex-wrap: wrap;
	align-items: center;

	div {
		flex: 1 1 350px;
	}

	img,
	figure {
		margin-left: auto;
		margin-right: auto;
		max-width: 100%;
	}
}

blockquote {
	border-left: 4px solid #bdbdbd;
	margin: 1em 10px;
	padding: 0.5em 10px;
	font-style: italic;
}

.post-excerpt .thumbnail {
	cursor: zoom-in;
	transition: 0.2s;
}



details {
	box-shadow: var(--post-shadow);
	border-radius: 8px;
	margin: 1rem 0;
	transition: box-shadow 0.3s ease;
}

details:hover {
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

summary {
	padding: 6px 10px;
	cursor: pointer;
	list-style-position: inside;
	outline: none;
	transition: color 0.2s, background-color 0.2s;
}

summary::marker {
	color: var(--secondary-color);
	font-size: 1.2em;
}

summary:hover {
	background-color: rgba(127, 127, 127, 0.1);
}

summary:focus-visible {
	outline: 2px solid var(--secondary-color);
	outline-offset: -2px;
}

details[open] summary {
	border-bottom: 1px solid rgba(127, 127, 127, 0.2);
}

details>*:not(summary) {
	padding: 6px 12px;
	margin: 0;
	animation: detailsFade 0.1s ease-out;
}

details.ai blockquote {
	margin-left: 5px;
	border-radius: 5px;
}

@keyframes detailsFade {
	from {
		opacity: 0;
		transform: translateY(-5px);
	}

	to {
		opacity: 1;
		transform: translateY(0);
	}
}

.ai {
	border-color: orange;
	border-width: 2px;
	border-style: solid;
}

div.ai {
	text-align: center;
}

code {
	white-space: pre-wrap;
	overflow-wrap: break-word;
}

img {
	max-width: 100%;
}

.pixel {
	image-rendering: pixelated;
}

[data-theme="dark"] img.invert-dark {
	filter: invert(1);
}

figure {
	margin: 0;
	text-align: center;
}

figcaption {
	font-style: italic;
}

h2 a,
.post-meta a {
	text-decoration: none;
}

h2 a:hover,
.post-meta a:hover {
	text-decoration: underline
}

.zooms {
	overflow: hidden;
	font-size: 0;
}

.zooms img {
	transition: transform 0.3s ease;
}

.card:hover .zooms img {
	transform: scale(1.03);
}

main.container {
	flex-grow: 1;
	width: 100%;
	box-sizing: border-box;
}

.tag {
	padding: 0px 8px;
	border: 1px solid var(--text-color);
	border-radius: 999px;
	background-color: var(--post-bg);
}

.tag:hover {
	background-color: rgb(0, 119, 0);
	color: white;
	text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
}

.read-more {
	text-align: right;
}


table {
	width: 100%;
	border-collapse: separate;
	border-spacing: 0;
	margin: 20px 0;
	box-shadow: var(--post-shadow);
}

thead th {
	padding: 14px;
	text-align: center;
	font-weight: 700;
}

td,
th {
	padding: 8px 14px;
}


tbody td:first-child {
	font-weight: bold;
}

td {
	word-break: break-word;
}


.post-nav,
.nav-item,
.nav-link,
.arrow,
.text-group,
.nav-label {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

.post-nav {
	width: 100%;
	max-width: var(--container-width);
	background-color: var(--header-accent-color);
	box-shadow: var(--post-shadow);
	border-radius: 8px;
	overflow: hidden;
	display: flex;
	flex-wrap: wrap;
	gap: 1px;
	border: 1px solid var(--header-accent-color);
	align-items: stretch;
	margin-bottom: 1rem;
}

.nav-item {
	background-color: var(--post-bg);
	flex: 1 0 20rem;
	position: relative;
	border-top: 4px solid transparent;
	transition: background-color 0.2s ease, border-top-color 0.2s ease;
}

.nav-link {
	display: flex;
	align-items: center;
	width: 100%;
	height: 100%;
	text-decoration: none;
	padding: 0.5rem;
	color: var(--text-color);
	outline: none;
}

.nav-item:first-child .nav-link {
	justify-content: flex-start;
	text-align: left;

}

.nav-item:last-child .nav-link {
	justify-content: flex-end;
	text-align: right;
}

.text-group {
	display: flex;
	flex-direction: column;
	justify-content: center;
	margin: 0 1rem;
	gap: 0.25em;
}

.nav-label {
	font-size: 0.75em;
	text-transform: uppercase;
	letter-spacing: 0.1em;
	font-weight: 700;
	color: var(--primary-color);
	opacity: 0.7;
	transition: color 0.3s ease, opacity 0.3s ease;
}

.arrow {
	font-size: 1.6em;
	color: var(--primary-color);
	opacity: 0.9;
	transition: transform 0.3s cubic-bezier(0.25, 1, 0.5, 1), color 0.3s ease;
	flex-shrink: 0;
}

.nav-item:hover {
	background-color: color-mix(in srgb, var(--post-bg), var(--secondary-color) 5%);
	border-top-color: var(--secondary-color);
}

.nav-item:hover .nav-label,
.nav-item:hover .post-title,
.nav-item:hover .arrow {
	color: var(--secondary-color);
	opacity: 1;
}

.nav-item:first-child:hover .arrow {
	transform: translateX(-0.3em);
}

.nav-item:last-child:hover .arrow {
	transform: translateX(0.3em);
}

.nav-link:focus-visible {
	box-shadow: inset 0 0 0 2px var(--secondary-color);
}


h1.cool {
	margin: 0.2rem 0;

	&::before,
	&::after {
		content: " - ";
	}
}