:root {
	--bg: #f7f7f4;
	--text: #171717;
	--muted: #6f6f66;
	--line: #d9d8d0;
	--line-strong: #8d8b80;
	--link: #245c8f;
	--link-hover: #153a5f;
	--panel: #ffffff;
	--accent: #7a5b2e;
	--code-bg: #eeeeea;
	--code-text: #20201d;
}

* {
	box-sizing: border-box;
}

html {
	color-scheme: light dark;
}

body {
	margin: 0;
	background: var(--bg);
	color: var(--text);
	font: 17px/1.65 ui-serif, Georgia, Cambria, "Times New Roman", serif;
	text-rendering: optimizeLegibility;
}

main {
	width: min(100% - 2rem, 46rem);
	margin: 0 auto;
	padding: 3rem 0 4rem;
}

a {
	color: var(--link);
	text-decoration-thickness: 1px;
	text-underline-offset: .18em;
}

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

a:focus-visible {
	outline: 2px solid var(--accent);
	outline-offset: 3px;
}

header {
	margin-bottom: 2rem;
	padding-bottom: 1.25rem;
	border-bottom: 1px solid var(--line-strong);
}

/* Layout del header en 2 filas: arriba 60/40 (main | right), abajo el
   menu a ancho completo. grid-template-areas desacopla orden visual del
   orden en el DOM: en navegadores de terminal (sin CSS) el flujo es
   main -> menu -> right, mas legible que main -> right -> menu. */
.head-cols {
	display: grid;
	grid-template-columns: 60% 40%;
	grid-template-areas:
		"main  right"
		"menu  menu";
	gap: 0;
	align-items: start;
}

.head-main  { grid-area: main; }
.head-right { grid-area: right; }
.head-menu  { grid-area: menu; }

.head-main { min-width: 0; }

.head-right {
	min-width: 0;
	text-align: right;
	color: var(--muted);
	font: 400 .85rem/1.45 ui-sans-serif, system-ui, sans-serif;
	overflow-wrap: anywhere;
}

.head-right p { margin: 0; }

header .head-main > a:first-child {
	display: inline-flex;
	align-items: center;
	gap: .5rem;
	color: var(--text);
	font: 700 1.15rem/1.2 ui-sans-serif, system-ui, sans-serif;
	text-decoration: none;
}

header .logo {
	width: 1.4em;
	height: 1.4em;
}

header .head-main > p {
	max-width: 34rem;
	margin: .45rem 0 0;
	color: var(--muted);
	font: 400 .95rem/1.45 ui-sans-serif, system-ui, sans-serif;
}

nav {
	margin-top: .9rem;
	font: 500 .88rem/1.45 ui-sans-serif, system-ui, sans-serif;
}

nav a {
	display: inline-block;
	margin: 0 .85rem .35rem 0;
	color: var(--link);
}

.crumbs {
	margin-top: .55rem;
	color: var(--muted);
	font-size: .82rem;
}

.crumbs a {
	margin-right: 0;
	color: var(--muted);
}

h1 {
	margin: 0 0 1.5rem;
	font: 700 1.15rem/1.3 ui-sans-serif, system-ui, sans-serif;
	letter-spacing: .02em;
	text-transform: lowercase;
	color: var(--text);
}

article.h-entry h1 {
	margin: 0 0 .35rem;
	font: 700 clamp(1.7rem, 3vw, 2.25rem)/1.12 ui-serif, Georgia, Cambria, "Times New Roman", serif;
	letter-spacing: 0;
	text-transform: none;
}

h2 {
	margin: 2.25rem 0 1rem;
	font: 700 1rem/1.3 ui-sans-serif, system-ui, sans-serif;
	text-transform: lowercase;
}

p {
	margin: 0 0 1.05rem;
}

code,
pre {
	font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
}

code {
	font-size: .92em;
}

pre {
	overflow-x: auto;
	margin: 1.35rem 0;
	padding: 1rem;
	border: 1px solid var(--line);
	border-radius: 6px;
	background: var(--code-bg);
	color: var(--code-text);
	font-size: .9rem;
	line-height: 1.55;
}

pre code {
	font-size: inherit;
}

article {
	max-width: 40rem;
}

article time,
time {
	color: var(--muted);
	font: 500 .88rem/1.3 ui-sans-serif, system-ui, sans-serif;
}

.tags {
	margin: .35rem 0;
	color: var(--muted);
	font: 500 .86rem/1.45 ui-sans-serif, system-ui, sans-serif;
}

.tags a {
	margin-right: .25rem;
	color: var(--muted);
	text-decoration: none;
}

.tags a:hover {
	color: var(--link-hover);
	text-decoration: underline;
	text-underline-offset: .18em;
}

.category {
	margin: .35rem 0;
	color: var(--muted);
	font: 500 .86rem/1.45 ui-sans-serif, system-ui, sans-serif;
}

.category a {
	color: var(--muted);
	text-decoration: none;
}

.category a:before {
	content: "[";
}

.category a:after {
	content: "]";
}

article.h-entry h1 .category,
article.h-entry h1 .category a {
	color: var(--muted);
	font: 500 .86rem/1.45 ui-sans-serif, system-ui, sans-serif;
	letter-spacing: 0;
	vertical-align: middle;
}

article.h-entry h1 .category {
	margin-left: .4em;
}

.category a:hover {
	color: var(--link-hover);
	text-decoration: underline;
	text-underline-offset: .18em;
}

.posts,
.pages,
.tags-list,
.categories-list {
	margin: 0;
	padding: 0;
	list-style: none;
}

.posts li {
	display: grid;
	grid-template-columns: 5rem minmax(0, 1fr) fit-content(10rem);
	align-items: baseline;
	gap: .35rem .5rem;
	padding: .55rem 0;
	border-bottom: 1px solid var(--line);
}

.posts li.ph {
	visibility: hidden;
	border-bottom-color: transparent;
}

.posts .tags {
	justify-self: end;
	text-align: right;
}

.posts .title > a {
	font-weight: 700;
}

.posts .title .category {
	margin-left: .6em;
}

.posts .description {
	display: block;
	margin-top: .1rem;
	color: var(--muted);
	font: italic 400 .88rem/1.4 ui-serif, Georgia, Cambria, "Times New Roman", serif;
}

.posts .description:before {
	content: "«";
}

.posts .description:after {
	content: "»";
}

article .description {
	margin: 0 0 .85rem;
	color: var(--muted);
	font: italic 400 1rem/1.45 ui-serif, Georgia, Cambria, "Times New Roman", serif;
}

article .description:before {
	content: "«";
}

article .description:after {
	content: "»";
}

.pages li,
.tags-list li,
.categories-list li {
	display: flex;
	justify-content: space-between;
	gap: 1rem;
	padding: .55rem 0;
	border-bottom: 1px solid var(--line);
	font: 500 .98rem/1.45 ui-sans-serif, system-ui, sans-serif;
}

.count {
	color: var(--muted);
	font-variant-numeric: tabular-nums;
}

footer {
	margin-top: 4rem;
	padding-top: .5rem;
	border-top: 1px solid var(--line-strong);
	color: var(--muted);
	font: 400 .85rem/1.45 ui-sans-serif, system-ui, sans-serif;
}

.foot-intro {
	margin-bottom: 0;
}

.foot-intro p {
	margin: 0;
}

.foot-cols {
	display: grid;
	grid-template-columns: 1fr .56fr 1fr;
	gap: 0;
	align-items: start;
}

.foot-col {
	display: flex;
	flex-direction: column;
	gap: .25rem;
	min-width: 0;
}

.foot-left   { text-align: left;   align-items: flex-start; }
.foot-center { text-align: center; align-items: center;     }
.foot-right  { text-align: right;  align-items: flex-end;   }

.foot-col p { margin: 0; }

.icon {
	height: 1.4em;
	width: auto;
	vertical-align: -.3em;
}

.h-card .icon {
	width: 1.8em;
	height: 1.8em;
	vertical-align: -.5em;
}

@media (max-width: 640px) {
	.foot-cols { grid-template-columns: 1fr; }
	.foot-col,
	.foot-left,
	.foot-center,
	.foot-right { text-align: left; align-items: flex-start; }
}

.visually-hidden {
	position: absolute;
	width: 1px;
	height: 1px;
	overflow: hidden;
	clip: rect(0 0 0 0);
	clip-path: inset(50%);
	white-space: nowrap;
}

@media (prefers-color-scheme: dark) {
	img[src$="/matrix.svg"],
	img[src$="/github.svg"],
	img[src$="/gplv3.svg"] {
		filter: invert(1);
	}
}

.pagination {
	margin: 2rem 0 0;
	padding-top: 1rem;
	font: 500 .9rem/1.45 ui-sans-serif, system-ui, sans-serif;
}

.pagination a,
.pagination .current {
	display: inline-block;
	margin: 0 .35rem .25rem 0;
	padding: .1rem .45rem;
}

.pagination .current {
	color: var(--text);
	font-weight: 700;
	border-bottom: 2px solid var(--accent);
}

.post-nav {
	display: flex;
	justify-content: space-between;
	gap: 1rem;
	margin-top: 2.5rem;
	padding-top: 1rem;
	border-top: 1px solid var(--line);
	font: 500 .9rem/1.4 ui-sans-serif, system-ui, sans-serif;
}

.post-nav .prev,
.post-nav .next {
	flex: 1 1 0;
	min-width: 0;
}

.post-nav .next {
	text-align: right;
}

@media (prefers-color-scheme: dark) {
	:root {
		--bg: #151511;
		--text: #eeeeE6;
		--muted: #a5a398;
		--line: #33332c;
		--link: #8fb8dc;
		--link-hover: #c4dcf1;
		--panel: #1d1d18;
		--accent: #c39a58;
		--code-bg: #202019;
		--code-text: #f1f0e8;
	}
}

@media (max-width: 640px) {
	main {
		width: min(100% - 1.25rem, 46rem);
		padding-top: 1.6rem;
	}

	header {
		margin-bottom: 2.5rem;
	}

	.head-cols {
		grid-template-columns: 1fr;
		grid-template-areas:
			"main"
			"menu"
			"right";
	}

	.head-right {
		text-align: left;
		margin-top: 1rem;
	}

	.posts li {
		display: block;
		padding: .9rem 0;
	}

	.posts time {
		display: block;
		margin-bottom: .1rem;
	}

	.posts .category {
		margin-right: .4em;
	}

	.posts .tags {
		display: block;
		margin-top: .2rem;
	}
}