/* Tema terminale — colonna centrata, niente UI extra sui blocchi codice */
@import url("https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600&family=Source+Sans+3:ital,opsz,wght@0,8..60,400;0,8..60,600;0,8..60,700;1,8..60,400&display=swap");

:root {
	color-scheme: dark;
	--term-bg: #0a0a0b;
	--term-bg-panel: #0a0a0b;
	--term-bg-elevated: #121214;
	--term-border: #2a2a32;
	--term-fg: #e4e4e7;
	--term-fg-muted: #a1a1aa;
	--term-fg-dim: #71717a;
	--term-green: #4ade80;
	--term-green-dim: #22c55e;
	--term-amber: #fbbf24;
	--term-red: #f87171;
	--term-code-bg: #050506;
	--font-sans: "Source Sans 3", system-ui, sans-serif;
	--font-mono: "JetBrains Mono", ui-monospace, monospace;
	--shell-max: 72rem;
	--reading-width: 44rem;
	--radius: 6px;
	--header-h: 3.25rem;
}

*,
*::before,
*::after {
	box-sizing: border-box;
}

html {
	scroll-behavior: smooth;
}

body {
	margin: 0;
	min-height: 100vh;
	font-family: var(--font-sans);
	font-size: 1.0625rem;
	line-height: 1.65;
	color: var(--term-fg);
	background: var(--term-bg);
	-webkit-font-smoothing: antialiased;
}

/* Scanline leggerissima — feel CRT */
body::after {
	content: "";
	position: fixed;
	inset: 0;
	pointer-events: none;
	z-index: 10000;
	opacity: 0.35;
	background: repeating-linear-gradient(
		0deg,
		transparent,
		transparent 2px,
		rgba(0, 0, 0, 0.11) 2px,
		rgba(0, 0, 0, 0.11) 4px
	);
}

.skip-link {
	position: absolute;
	left: -9999px;
	z-index: 10001;
	padding: 0.5rem 1rem;
	background: var(--term-green-dim);
	color: #0a0a0b;
	font-weight: 600;
	border-radius: 4px;
}
.skip-link:focus {
	left: var(--space, 1rem);
	top: var(--space, 1rem);
}

.mono {
	font-family: var(--font-mono);
	font-size: 0.8125rem;
	font-weight: 500;
	letter-spacing: 0.02em;
}

/* Contenitore largo — stesso sfondo della pagina, niente “finestra” */
.site-shell {
	max-width: var(--shell-max);
	margin: 0 auto;
	padding: 0 1.25rem 2.5rem;
	min-height: 100vh;
	display: flex;
	flex-direction: column;
}

/* Header */
.site-header {
	background: transparent;
	border-bottom: 1px solid var(--term-border);
}

.site-header__inner {
	max-width: 100%;
	padding: 0.55rem 0;
	display: flex;
	align-items: center;
	justify-content: space-between;
	min-height: var(--header-h);
}

.site-home {
	color: var(--term-fg-muted);
	display: flex;
	align-items: center;
	text-decoration: none;
	border-radius: 4px;
	padding: 0.35rem;
	transition: color 0.15s ease, background 0.15s ease;
}
.site-home:hover,
.site-home:focus-visible {
	color: var(--term-green);
	background: rgba(74, 222, 128, 0.06);
	outline: none;
}

.site-home__icon {
	display: block;
}

.site-nav {
	display: flex;
	flex-wrap: wrap;
	gap: 1rem;
	font-family: var(--font-mono);
	font-size: 0.75rem;
	font-weight: 500;
	text-transform: lowercase;
	letter-spacing: 0.04em;
}

.site-nav a {
	color: var(--term-fg-dim);
	text-decoration: none;
	padding: 0.25rem 0;
	transition: color 0.15s ease;
}
.site-nav a:hover,
.site-nav a:focus-visible {
	color: var(--term-green);
	outline: none;
}

/* Main */
.site-main {
	flex: 1;
	padding: 1.75rem 0 2.5rem;
	width: 100%;
}

/* Home — linea a tutta larghezza, testo in colonna */
.home-hero {
	margin: 0 0 2.5rem;
	padding: 0 0 1.75rem;
	border-bottom: 1px solid var(--term-border);
	width: 100%;
}

.home-hero__inner {
	max-width: var(--reading-width);
	margin: 0 auto;
	text-align: left;
}

.home-hero__meta {
	margin: 0 0 0.65rem;
	color: var(--term-green-dim);
	font-family: var(--font-mono);
	font-size: 0.78rem;
}

.home-hero__title {
	margin: 0;
	font-size: clamp(1.5rem, 5vw, 1.95rem);
	font-weight: 700;
	line-height: 1.25;
	letter-spacing: -0.02em;
}

.home-hero__title a {
	color: var(--term-fg);
	text-decoration: none;
	transition: color 0.15s ease;
}
.home-hero__title a:hover {
	color: var(--term-green);
}

.home-hero__desc {
	margin: 0.85rem 0 0;
	color: var(--term-fg-muted);
	font-size: 0.98rem;
	line-height: 1.6;
}

.home-hero__cta {
	display: inline-block;
	margin-top: 1.35rem;
	padding: 0.45rem 0.95rem;
	font-family: var(--font-mono);
	font-size: 0.75rem;
	font-weight: 500;
	text-transform: lowercase;
	letter-spacing: 0.06em;
	color: var(--term-green);
	text-decoration: none;
	border: 1px solid var(--term-border);
	border-radius: 4px;
	background: var(--term-bg-elevated);
	transition: border-color 0.15s, box-shadow 0.15s, color 0.15s;
}
.home-hero__cta:hover,
.home-hero__cta:focus-visible {
	border-color: var(--term-green-dim);
	box-shadow: 0 0 12px rgba(74, 222, 128, 0.12);
	outline: none;
}

.section-title {
	font-family: var(--font-mono);
	font-size: 0.65rem;
	font-weight: 500;
	text-transform: lowercase;
	letter-spacing: 0.16em;
	color: var(--term-fg-dim);
	margin: 0 0 0.85rem;
	text-align: left;
}

.home-topics {
	margin-bottom: 2.25rem;
}

.topic-chips {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-wrap: wrap;
	gap: 0.45rem;
	justify-content: flex-start;
}

.topic-chips--large {
	flex-direction: column;
	align-items: flex-start;
	gap: 0.5rem;
	max-width: none;
}

.topic-chip {
	display: inline-flex;
	align-items: center;
	justify-content: flex-start;
	padding: 0.4rem 0.8rem;
	font-family: var(--font-mono);
	font-size: 0.78rem;
	font-weight: 500;
	color: var(--term-fg-muted);
	text-decoration: none;
	background: var(--term-bg-elevated);
	border: 1px solid var(--term-border);
	border-radius: 4px;
	transition: border-color 0.15s, color 0.15s;
}
.topic-chip:hover,
.topic-chip:focus-visible {
	border-color: var(--term-green-dim);
	color: var(--term-green);
	outline: none;
}

.topic-chip__n {
	opacity: 0.55;
	font-weight: 400;
}

.post-list {
	list-style: none;
	margin: 0;
	padding: 0;
	max-width: 100%;
}

.post-list__item {
	border-bottom: 1px solid var(--term-border);
}
.post-list__item:last-child {
	border-bottom: none;
}

.post-list__link {
	display: grid;
	grid-template-columns: 1fr;
	gap: 0.2rem;
	padding: 0.85rem 0.25rem;
	text-decoration: none;
	color: inherit;
	transition: background 0.12s;
	border-radius: 4px;
	text-align: left;
}
@media (min-width: 520px) {
	.post-list__link {
		grid-template-columns: 7.5rem 1fr auto;
		align-items: baseline;
		gap: 0.75rem;
	}
}

.post-list__link:hover,
.post-list__link:focus-visible {
	background: rgba(74, 222, 128, 0.04);
	outline: none;
}

.post-list__date {
	color: var(--term-fg-dim);
	font-family: var(--font-mono);
	font-size: 0.72rem;
}

.post-list__main {
	display: flex;
	flex-wrap: nowrap;
	align-items: baseline;
	gap: 0.5rem 0.75rem;
	min-width: 0;
	width: 100%;
}

.post-list__main--with-desc .post-list__title {
	flex: 0 1 auto;
	max-width: min(48%, 16rem);
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}

.post-list__title {
	font-weight: 600;
	color: var(--term-fg);
	font-size: 0.98rem;
	min-width: 0;
}

.post-list__desc {
	flex: 1 1 0;
	min-width: 0;
	font-size: 0.78rem;
	line-height: 1.35;
	color: var(--term-fg-muted);
	opacity: 0.55;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}

.post-list__link:hover .post-list__title {
	color: var(--term-green);
}
.post-list__link:hover .post-list__desc {
	opacity: 0.75;
	color: var(--term-fg-muted);
}

.post-list__topic {
	color: var(--term-fg-dim);
	font-family: var(--font-mono);
	font-size: 0.72rem;
	text-align: right;
}

/* Post — colonna lettura centrata */
.post {
	margin: 0 auto;
	width: 100%;
	max-width: var(--reading-width);
}

.post__header {
	margin-bottom: 1.75rem;
	text-align: left;
}

.post__meta {
	color: var(--term-green-dim);
	margin-bottom: 0.65rem;
	font-family: var(--font-mono);
	font-size: 0.78rem;
}

.row-between {
	display: flex;
	justify-content: space-between;
	align-items: baseline;
	gap: 1.25rem;
	flex-wrap: wrap;
}

.post__title {
	margin: 0;
	font-size: clamp(1.45rem, 4.5vw, 1.85rem);
	font-weight: 700;
	line-height: 1.3;
	letter-spacing: -0.02em;
	color: var(--term-fg);
}

.post__rule {
	border: none;
	height: 1px;
	background: linear-gradient(90deg, var(--term-green-dim), transparent 70%);
	margin: 1.1rem 0 0;
	opacity: 0.75;
	max-width: none;
}

.prose {
	color: var(--term-fg-muted);
	text-align: left;
}

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

.prose p,
.prose ul,
.prose ol {
	margin: 0 0 1.15rem;
}

.prose a {
	color: var(--term-green);
	text-decoration: underline;
	text-decoration-color: rgba(74, 222, 128, 0.35);
	text-underline-offset: 3px;
}
.prose a:hover {
	color: #86efac;
	text-decoration-color: var(--term-green);
}

.prose figure {
	margin: 1.35rem 0;
}

.prose figure img {
	width: 100%;
	max-width: 100%;
	height: auto;
	border-radius: 4px;
	display: block;
	border: 1px solid var(--term-border);
}

.prose figcaption {
	font-family: var(--font-mono);
	font-size: 0.75rem;
	color: var(--term-fg-dim);
	text-align: center;
	margin-top: 0.4rem;
}

.prose img {
	width: 100%;
	max-width: 100%;
	height: auto;
	border-radius: 4px;
	display: block;
	margin: 1.35rem 0;
	border: 1px solid var(--term-border);
}

.prose h2,
.prose h3 {
	color: var(--term-fg);
	font-weight: 700;
	margin: 1.75rem 0 0.65rem;
	line-height: 1.35;
}

.prose h2 {
	font-size: 1.2rem;
}
.prose h3 {
	font-size: 1.05rem;
}

/* Callout — bordo tipo messaggio console */
.callout {
	margin: 1.35rem 0;
	padding: 0.85rem 1rem;
	border-radius: 4px;
	border: 1px solid var(--term-border);
	border-left: 3px solid var(--term-green-dim);
	background: rgba(74, 222, 128, 0.04);
	color: var(--term-fg-muted);
	font-size: 0.98rem;
}

.callout--warning {
	border-left-color: var(--term-amber);
	background: rgba(251, 191, 36, 0.05);
}

.callout--tip {
	border-left-color: #38bdf8;
	background: rgba(56, 189, 248, 0.05);
}

/* Code — finestra terminale senza pulsanti */
pre {
	position: relative;
	margin: 1.5rem 0;
	padding: 2.25rem 1rem 1rem;
	background: var(--term-code-bg);
	color: var(--term-fg-muted);
	border: 1px solid var(--term-border);
	border-radius: var(--radius);
	overflow-x: auto;
	font-family: var(--font-mono);
	font-size: 0.78rem;
	line-height: 1.55;
	box-shadow: inset 0 1px 0 rgba(74, 222, 128, 0.04);
}

pre::before {
	content: "· · ·  code";
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	height: 1.75rem;
	padding: 0 0.65rem;
	font-size: 0.62rem;
	line-height: 1.75rem;
	font-family: var(--font-mono);
	letter-spacing: 0.12em;
	text-transform: lowercase;
	color: var(--term-fg-dim);
	background: var(--term-bg-elevated);
	border-bottom: 1px solid var(--term-border);
	border-radius: var(--radius) var(--radius) 0 0;
}

pre code {
	background: none;
	padding: 0;
	font-size: inherit;
	color: inherit;
}

:not(pre) > code {
	font-family: var(--font-mono);
	font-size: 0.86em;
	padding: 0.1em 0.35em;
	background: var(--term-bg-elevated);
	border: 1px solid var(--term-border);
	border-radius: 3px;
	color: var(--term-amber);
}

/* Prism — palette “terminale” su sfondo nero */
.token.comment,
.token.prolog,
.token.doctype,
.token.cdata {
	color: #6b7280;
}
.token.punctuation {
	color: #9ca3af;
}
.token.property,
.token.tag,
.token.boolean,
.token.number,
.token.constant,
.token.symbol {
	color: var(--term-amber);
}
.token.selector,
.token.attr-name,
.token.string,
.token.char,
.token.builtin {
	color: var(--term-green);
}
.token.operator,
.token.entity,
.token.url,
.language-css .token.string,
.style .token.string {
	color: #94a3b8;
}
.token.atrule,
.token.attr-value,
.token.keyword {
	color: #c084fc;
}
.token.function,
.token.class-name {
	color: #fcd34d;
}

/* Post nav */
.post__nav {
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 1rem;
	flex-wrap: wrap;
	margin-top: 2.5rem;
	padding-top: 1.35rem;
	border-top: 1px solid var(--term-border);
	font-size: 0.82rem;
}

.post__nav-link {
	color: var(--term-green);
	text-decoration: none;
	font-family: var(--font-mono);
	font-size: 0.75rem;
}
.post__nav-link:hover,
.post__nav-link:focus-visible {
	color: #86efac;
	text-decoration: underline;
	outline: none;
}

.post__nav-link--next {
	margin-left: auto;
}

.post__nav-link--disabled {
	opacity: 0.28;
	cursor: default;
	pointer-events: none;
}

/* Topic */
.topic-page {
	margin: 0 auto;
	width: 100%;
	max-width: var(--reading-width);
}

.topic-page__title {
	margin: 0 0 0.4rem;
	font-size: clamp(1.35rem, 3.5vw, 1.65rem);
	color: var(--term-fg);
	text-transform: capitalize;
	font-weight: 700;
	text-align: left;
}

.topic-page__count {
	margin: 0 0 1.75rem;
	color: var(--term-fg-dim);
	font-family: var(--font-mono);
	font-size: 0.8rem;
	text-align: left;
}

.topics-index__title {
	margin: 0 0 1.25rem;
	font-size: clamp(1.35rem, 3.5vw, 1.65rem);
	font-weight: 700;
	color: var(--term-fg);
	text-align: left;
}

.topics-index {
	max-width: var(--reading-width);
	margin: 0 auto;
}

/* Archivio completo */
.archive-page {
	margin: 0 auto;
	width: 100%;
	max-width: var(--shell-max);
}

.archive-page__title {
	margin: 0 0 0.35rem;
	font-size: clamp(1.35rem, 3.5vw, 1.75rem);
	font-weight: 700;
	color: var(--term-fg);
}

.archive-page__meta {
	margin: 0 0 1.75rem;
	color: var(--term-fg-dim);
	font-size: 0.8rem;
}

.archive-page__back {
	margin: 2rem 0 0;
	font-size: 0.78rem;
}

.archive-page__back a {
	color: var(--term-green);
	text-decoration: none;
}
.archive-page__back a:hover,
.archive-page__back a:focus-visible {
	text-decoration: underline;
	outline: none;
}

.home-archive__more {
	margin: 1.25rem 0 0;
	font-size: 0.78rem;
}

.home-archive__more a {
	color: var(--term-green);
	text-decoration: none;
}
.home-archive__more a:hover,
.home-archive__more a:focus-visible {
	text-decoration: underline;
	outline: none;
}

/* Footer — prompt shell */
.site-footer {
	border-top: 1px solid var(--term-border);
	padding: 1.25rem 0 1.5rem;
	margin-top: auto;
	background: transparent;
}

.site-footer__inner {
	text-align: left;
	width: 100%;
	max-width: none;
	margin: 0;
}

.site-footer__line {
	margin: 0 0 0.65rem;
	font-size: 0.72rem;
	color: var(--term-fg-dim);
	line-height: 1.5;
	word-break: break-word;
}

.site-footer__user {
	color: var(--term-green-dim);
}

.site-footer__sym {
	color: var(--term-fg-muted);
}

.site-footer__typed {
	color: var(--term-fg-muted);
}

.site-footer__cursor {
	display: inline-block;
	margin-left: 1px;
	color: var(--term-green);
	animation: footer-cursor-blink 1s step-end infinite;
	vertical-align: text-bottom;
}

@keyframes footer-cursor-blink {
	50% {
		opacity: 0;
	}
}

.site-footer__status {
	margin: 0.85rem 0 0;
	padding-top: 0.75rem;
	border-top: 1px solid var(--term-border);
	font-size: 0.62rem;
	color: var(--term-fg-dim);
	opacity: 0.55;
	letter-spacing: 0.06em;
}

.site-footer__hint {
	color: var(--term-green-dim);
	opacity: 0.75;
}

.site-footer__counts {
	color: var(--term-fg-muted);
	opacity: 0.85;
}