/* ==========================================================================
   Biblo — sito. Stessa "pelle" del tema CHIARO dell'app: gli stessi token
   semantici di `frontend/src/app.css` (canvas/surface/ink/line/brand...),
   lo stesso serif per i titoli, gli stessi raggi e le stesse ombre.
   Nessun font o script esterno: il sito e` autoportante.
   ========================================================================== */

:root {
	/* --- token presi dall'app (html.light) --- */
	--canvas: #f3f3f5;
	--surface: #ffffff;
	--raised: #ebebef;
	--sunken: #ececed;
	--ink: #1d1d1f;
	--muted: #62626a;
	--faint: #8a8a90;
	--line: #e4e4e9;
	--line2: #d2d2d9;
	--brand: #0284c7;
	--brand-hi: #0369a1;
	--brand-soft: color-mix(in srgb, var(--brand) 12%, transparent);

	--shadow-card: 0 1px 2px rgba(15, 23, 42, 0.06), 0 8px 24px rgba(15, 23, 42, 0.07);
	--shadow-pop: 0 10px 34px rgba(15, 23, 42, 0.14);
	--shadow-frame: 0 2px 6px rgba(15, 23, 42, 0.08), 0 24px 60px rgba(15, 23, 42, 0.16);
	--card-top-light: inset 0 1px 0 rgba(255, 255, 255, 0.7);

	--font-display: 'Iowan Old Style', 'Palatino Linotype', Palatino, Georgia, 'Times New Roman', serif;
	--font-ui: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
	--font-mono: ui-monospace, SFMono-Regular, 'Cascadia Mono', Consolas, monospace;

	--wrap: 68rem;
	--radius: 0.75rem;
	--radius-lg: 1.125rem;
	color-scheme: light;
}

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

html {
	-webkit-text-size-adjust: 100%;
	scroll-behavior: smooth;
	scroll-padding-top: 5rem;
}

@media (prefers-reduced-motion: reduce) {
	html {
		scroll-behavior: auto;
	}
	*,
	*::before,
	*::after {
		animation-duration: 0.001ms !important;
		transition-duration: 0.001ms !important;
	}
}

body {
	margin: 0;
	background: var(--canvas);
	color: var(--ink);
	font-family: var(--font-ui);
	font-size: 1rem;
	line-height: 1.6;
	-webkit-font-smoothing: antialiased;
	text-rendering: optimizeLegibility;
}

img {
	max-width: 100%;
	height: auto;
	display: block;
}

a {
	color: var(--brand);
	text-decoration: none;
}
a:hover {
	color: var(--brand-hi);
	text-decoration: underline;
}

:focus-visible {
	outline: 2px solid var(--brand);
	outline-offset: 2px;
	border-radius: 4px;
}

h1,
h2,
h3 {
	font-family: var(--font-display);
	font-weight: 600;
	letter-spacing: -0.015em;
	line-height: 1.15;
	margin: 0;
	text-wrap: balance;
}

p {
	margin: 0;
	text-wrap: pretty;
}

code {
	font-family: var(--font-mono);
	font-size: 0.875em;
	background: var(--sunken);
	padding: 0.1em 0.4em;
	border-radius: 5px;
}

/* --- impalcatura ------------------------------------------------------- */
.wrap {
	width: 100%;
	max-width: var(--wrap);
	margin-inline: auto;
	padding-inline: 1.5rem;
}

section {
	padding-block: 5.5rem;
}
@media (max-width: 48rem) {
	section {
		padding-block: 3.5rem;
	}
}

.eyebrow {
	font-size: 0.6875rem;
	font-weight: 700;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--faint);
	font-family: var(--font-ui);
}

.section-head {
	max-width: 44rem;
	margin-bottom: 3rem;
}
.section-head h2 {
	font-size: clamp(1.75rem, 1.2rem + 2vw, 2.5rem);
	margin-top: 0.75rem;
}
.section-head p {
	color: var(--muted);
	font-size: 1.0625rem;
	margin-top: 1rem;
}

.skip-link {
	position: absolute;
	left: -9999px;
	top: 0;
	background: var(--surface);
	padding: 0.75rem 1rem;
	z-index: 100;
	border-radius: 0 0 var(--radius) 0;
}
.skip-link:focus {
	left: 0;
}

/* --- intestazione ------------------------------------------------------- */
.site-header {
	position: sticky;
	top: 0;
	z-index: 50;
	background: color-mix(in srgb, var(--canvas) 82%, transparent);
	backdrop-filter: saturate(180%) blur(14px);
	-webkit-backdrop-filter: saturate(180%) blur(14px);
	border-bottom: 1px solid transparent;
	transition: border-color 0.2s ease, background 0.2s ease;
}
.site-header.is-stuck {
	border-bottom-color: var(--line);
}
.site-header .wrap {
	display: flex;
	align-items: center;
	gap: 1.5rem;
	height: 4rem;
}

.brand {
	display: flex;
	align-items: center;
	gap: 0.625rem;
	color: var(--ink);
	font-weight: 700;
	font-size: 1.125rem;
	letter-spacing: -0.01em;
	margin-inline-end: auto;
}
.brand:hover {
	text-decoration: none;
	color: var(--ink);
}
.brand img {
	width: 2rem;
	height: 2rem;
	border-radius: 0.5rem;
}

.site-nav {
	display: flex;
	align-items: center;
	gap: 1.5rem;
	font-size: 0.9375rem;
}
.site-nav a {
	color: var(--muted);
}
.site-nav a:hover {
	color: var(--ink);
	text-decoration: none;
}
@media (max-width: 56rem) {
	.site-nav {
		display: none;
	}
}

/* --- bottoni ------------------------------------------------------------ */
.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.5rem;
	font-family: var(--font-ui);
	font-size: 0.9375rem;
	font-weight: 600;
	line-height: 1;
	padding: 0.8125rem 1.25rem;
	border-radius: 0.625rem;
	border: 1px solid transparent;
	cursor: pointer;
	transition: background 0.15s ease, border-color 0.15s ease, transform 0.1s ease,
		box-shadow 0.15s ease;
	white-space: nowrap;
}
.btn:hover {
	text-decoration: none;
}
.btn:active {
	transform: translateY(1px);
}
.btn-primary {
	background: var(--brand);
	color: #fff;
	box-shadow: 0 1px 2px rgba(2, 132, 199, 0.25), 0 8px 20px -8px rgba(2, 132, 199, 0.5);
}
.btn-primary:hover {
	background: var(--brand-hi);
	color: #fff;
}
.btn-secondary {
	background: var(--surface);
	border-color: var(--line2);
	color: var(--ink);
}
.btn-secondary:hover {
	background: var(--raised);
	color: var(--ink);
}
/* Collegamento con la misura di un pulsante: in cima, accanto ai due
   download, un terzo pulsante pieno si confonderebbe con loro. */
.btn-link {
	background: transparent;
	color: var(--brand);
	padding-inline: 0.75rem;
}
.btn-link:hover {
	color: var(--brand-hi);
	text-decoration: underline;
}
.btn-lg {
	font-size: 1.0625rem;
	padding: 1rem 1.75rem;
	border-radius: 0.75rem;
}
.btn svg {
	width: 1.125em;
	height: 1.125em;
	flex: none;
}

/* --- hero --------------------------------------------------------------- */
.hero {
	position: relative;
	padding-block: 5rem 0;
	overflow: hidden;
}
.hero::before {
	content: '';
	position: absolute;
	inset: -30% 0 auto;
	height: 60rem;
	background: radial-gradient(
			ellipse 60% 40% at 50% 0%,
			color-mix(in srgb, var(--brand) 13%, transparent),
			transparent 70%
		),
		radial-gradient(ellipse 40% 30% at 85% 10%, rgba(124, 58, 237, 0.07), transparent 70%);
	pointer-events: none;
	z-index: -1;
}
.hero-inner {
	max-width: 46rem;
	margin-inline: auto;
	text-align: center;
}
.hero h1 {
	font-size: clamp(2.25rem, 1.3rem + 4vw, 3.9rem);
	margin-top: 1rem;
}
/* La domanda d'apertura, sopra il titolo: "Fai ricerca e non sai ancora
   come usare l'intelligenza artificiale...?" */
.hero-kicker {
	color: var(--muted);
	font-size: clamp(1.125rem, 1rem + 0.55vw, 1.375rem);
	font-weight: 500;
	max-width: 38rem;
	margin: 1.25rem auto 0;
}
.hero-kicker + h1 {
	margin-top: 0.5rem;
}
.hero .lead {
	color: var(--muted);
	font-size: clamp(1.0625rem, 1rem + 0.35vw, 1.25rem);
	margin-top: 1.375rem;
	max-width: 40rem;
	margin-inline: auto;
}
.hero-cta {
	display: flex;
	flex-wrap: wrap;
	gap: 0.875rem;
	justify-content: center;
	align-items: center;
	margin-top: 2.25rem;
}
.hero-sub {
	color: var(--faint);
	font-size: 0.875rem;
	margin-top: 1rem;
}

/* contatore download */
.counter {
	display: none; /* acceso da app.js solo se il conteggio esiste davvero */
	align-items: baseline;
	justify-content: center;
	gap: 0.5rem;
	margin-top: 1.5rem;
	font-size: 0.9375rem;
	color: var(--muted);
}
.counter.is-on {
	display: flex;
}
.counter b {
	font-family: var(--font-display);
	font-size: 1.5rem;
	font-weight: 600;
	color: var(--ink);
	font-variant-numeric: tabular-nums;
}

/* nota SmartScreen */
.note {
	margin: 2.5rem auto 0;
	max-width: 34rem;
	background: var(--surface);
	border: 1px solid var(--line);
	border-radius: var(--radius);
	padding: 0.875rem 1rem;
	font-size: 0.875rem;
	color: var(--muted);
	text-align: start;
	box-shadow: var(--card-top-light), var(--shadow-card);
}
.note b {
	color: var(--ink);
	display: block;
	margin-bottom: 0.25rem;
	font-size: 0.9375rem;
}
.note em {
	font-style: normal;
	background: var(--sunken);
	padding: 0.05em 0.35em;
	border-radius: 4px;
	color: var(--ink);
}

/* --- cornice finestra per gli screenshot -------------------------------- */
.shot {
	position: relative;
	border-radius: var(--radius-lg);
	background: var(--surface);
	border: 1px solid var(--line2);
	box-shadow: var(--shadow-frame);
	overflow: hidden;
}
.shot-bar {
	display: flex;
	align-items: center;
	gap: 0.4rem;
	padding: 0.6rem 0.875rem;
	background: linear-gradient(to bottom, #fbfbfc, #f2f2f4);
	border-bottom: 1px solid var(--line);
}
.shot-bar i {
	width: 0.6rem;
	height: 0.6rem;
	border-radius: 50%;
	background: var(--line2);
	flex: none;
}
.shot-bar i:nth-child(1) {
	background: #ff5f57;
}
.shot-bar i:nth-child(2) {
	background: #febc2e;
}
.shot-bar i:nth-child(3) {
	background: #28c840;
}
.shot-bar span {
	margin-inline-start: 0.5rem;
	font-size: 0.75rem;
	color: var(--faint);
}
.shot img {
	width: 100%;
	display: block;
}

.hero-shot {
	max-width: 62rem;
	margin: 3.5rem auto 0;
	position: relative;
}
.hero-shot .shot {
	transform: perspective(2000px) rotateX(1.5deg);
	transform-origin: top center;
}
.hero-shot::after {
	content: '';
	position: absolute;
	inset: auto 8% -3rem;
	height: 6rem;
	background: radial-gradient(ellipse at center, rgba(15, 23, 42, 0.14), transparent 70%);
	filter: blur(18px);
	z-index: -1;
}

/* etichetta sovrapposta a uno screenshot */
.callout {
	position: absolute;
	z-index: 2;
	background: var(--ink);
	color: #fff;
	font-size: 0.8125rem;
	font-weight: 600;
	line-height: 1.35;
	padding: 0.5rem 0.75rem;
	border-radius: 0.5rem;
	box-shadow: var(--shadow-pop);
	max-width: 15rem;
}
.callout::after {
	content: '';
	position: absolute;
	width: 0.6rem;
	height: 0.6rem;
	background: var(--ink);
	transform: rotate(45deg);
}
.callout.bottom::after {
	bottom: -0.28rem;
	left: 1.25rem;
}
.callout.top::after {
	top: -0.28rem;
	left: 1.25rem;
}
@media (max-width: 48rem) {
	.callout {
		display: none;
	}
}

/* --- barra dei numeri --------------------------------------------------- */
.trust {
	padding-block: 3.5rem;
}
.trust-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 1px;
	background: var(--line);
	border: 1px solid var(--line);
	border-radius: var(--radius-lg);
	overflow: hidden;
}
.trust-grid div {
	background: var(--surface);
	padding: 1.5rem 1.375rem;
}
.trust-grid b {
	display: block;
	font-family: var(--font-display);
	font-size: 1.1875rem;
	font-weight: 600;
	margin-bottom: 0.25rem;
}
.trust-grid span {
	font-size: 0.875rem;
	color: var(--muted);
	line-height: 1.45;
	display: block;
}
@media (max-width: 60rem) {
	.trust-grid {
		grid-template-columns: repeat(2, 1fr);
	}
}
@media (max-width: 30rem) {
	.trust-grid {
		grid-template-columns: 1fr;
	}
}

/* --- griglie generiche --------------------------------------------------- */
.cols-3 {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 1.5rem;
}
.cols-4 {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 1.25rem;
}
.cols-2 {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 1.5rem;
	margin-top: 1.5rem;
}
@media (max-width: 40rem) {
	.cols-2 {
		grid-template-columns: 1fr;
	}
}
/* I due punti fermi sotto "Con Biblo puoi": un aiuto e non un sostituto,
   gratis con la propria chiave. Stessa scheda, con il colore del marchio. */
/* "Tutta la tua libreria, a ogni domanda": la differenza di fondo rispetto a
   una chat qualunque, prima delle sei attivita`. */
.can-library {
	margin-bottom: 2.25rem;
}
.card.can-library h3 {
	font-size: clamp(1.25rem, 1.1rem + 0.5vw, 1.5rem);
}
.card.can-library p {
	font-size: 1.0625rem;
	max-width: 60rem;
}
.card.card-accent {
	border-color: color-mix(in srgb, var(--brand) 35%, var(--line));
	background: color-mix(in srgb, var(--brand) 6%, var(--surface));
}
@media (max-width: 60rem) {
	.cols-3,
	.cols-4 {
		grid-template-columns: repeat(2, 1fr);
	}
}
@media (max-width: 40rem) {
	.cols-3,
	.cols-4 {
		grid-template-columns: 1fr;
	}
}

.card {
	background: var(--surface);
	border: 1px solid var(--line);
	border-radius: var(--radius-lg);
	padding: 1.75rem;
	box-shadow: var(--card-top-light), var(--shadow-card);
	transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}
.card h3 {
	font-size: 1.1875rem;
	margin-bottom: 0.5rem;
}
.card p {
	color: var(--muted);
	font-size: 0.9375rem;
}
.card-hover:hover {
	transform: translateY(-2px);
	box-shadow: var(--card-top-light), var(--shadow-pop);
	border-color: var(--line2);
}

/* --- come funziona (3 passi) -------------------------------------------- */
.steps {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 2rem;
	counter-reset: step;
	position: relative;
}
.steps::before {
	content: '';
	position: absolute;
	top: 1.375rem;
	left: 12%;
	right: 12%;
	height: 1px;
	background: linear-gradient(to right, transparent, var(--line2), transparent);
}
.step {
	position: relative;
	padding-top: 0;
}
.step .num {
	width: 2.75rem;
	height: 2.75rem;
	border-radius: 50%;
	background: var(--surface);
	border: 1px solid var(--line2);
	color: var(--brand);
	font-family: var(--font-display);
	font-size: 1.25rem;
	font-weight: 600;
	display: grid;
	place-items: center;
	margin-bottom: 1.125rem;
	position: relative;
	z-index: 1;
	box-shadow: var(--shadow-card);
}
.step h3 {
	font-size: 1.1875rem;
	margin-bottom: 0.5rem;
}
.step p {
	color: var(--muted);
	font-size: 0.9375rem;
}
.step b {
	color: var(--ink);
	font-weight: 600;
}
@media (max-width: 60rem) {
	.steps {
		grid-template-columns: 1fr;
		gap: 2rem;
	}
	.steps::before {
		display: none;
	}
}

/* --- funzioni a righe alternate ------------------------------------------ */
.feature {
	display: grid;
	grid-template-columns: 1fr 1.35fr;
	gap: 3.5rem;
	align-items: center;
	margin-bottom: 5.5rem;
}
.feature:last-child {
	margin-bottom: 0;
}
.feature:nth-child(even) .feature-text {
	order: 2;
}
.feature-text .tag {
	display: inline-block;
	font-size: 0.6875rem;
	font-weight: 700;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--brand);
	background: var(--brand-soft);
	padding: 0.25rem 0.5rem;
	border-radius: 0.375rem;
	margin-bottom: 0.875rem;
}
.feature-text h3 {
	font-size: clamp(1.375rem, 1.1rem + 1vw, 1.75rem);
	margin-bottom: 0.75rem;
}
.feature-text p {
	color: var(--muted);
	font-size: 1.0625rem;
}
.feature-shot {
	position: relative;
	min-width: 0;
}
@media (max-width: 60rem) {
	.feature {
		grid-template-columns: 1fr;
		gap: 1.75rem;
		margin-bottom: 3.5rem;
	}
	.feature:nth-child(even) .feature-text {
		order: 0;
	}
}

/* --- galleria: striscia orizzontale con tutte le schermate --------------- */
.gallery-section {
	overflow: hidden; /* la striscia esce dalla colonna, la pagina no */
}
.gallery-strip {
	overflow-x: auto;
	overflow-y: hidden;
	scroll-snap-type: x mandatory;
	-webkit-overflow-scrolling: touch;
	scrollbar-width: thin;
	padding-bottom: 1.25rem;
}
.gallery-strip:focus-visible {
	outline: 2px solid var(--brand);
	outline-offset: 4px;
	border-radius: var(--radius);
}
.gallery-track {
	display: flex;
	gap: 1.75rem;
	/* il primo elemento si allinea alla colonna del testo, gli altri sbordano
	   a destra: si capisce a colpo d'occhio che c'e` altro da vedere */
	padding-inline: max(1.5rem, calc((100vw - var(--wrap)) / 2 + 1.5rem));
	width: max-content;
}
.gallery-item {
	flex: none;
	width: min(84vw, 52rem);
	margin: 0;
	scroll-snap-align: center;
}
.gallery-item .shot {
	box-shadow: var(--card-top-light), var(--shadow-card);
}
.gallery-item figcaption {
	margin-top: 1rem;
	padding-inline: 0.25rem;
}
.gallery-item figcaption b {
	display: block;
	font-family: var(--font-display);
	font-size: 1.125rem;
	font-weight: 600;
	color: var(--ink);
}
.gallery-item figcaption span {
	display: block;
	margin-top: 0.25rem;
	font-size: 0.9375rem;
	color: var(--muted);
	line-height: 1.5;
}
.gallery-hint {
	margin-top: 0.5rem;
	font-size: 0.875rem;
	color: var(--faint);
}
@media (max-width: 48rem) {
	.gallery-item {
		width: 86vw;
	}
	.gallery-track {
		gap: 1rem;
		padding-inline: 1.5rem;
	}
}

/* --- fascia privacy ------------------------------------------------------ */
.band {
	background: linear-gradient(
		180deg,
		color-mix(in srgb, var(--brand) 5%, var(--canvas)),
		var(--canvas)
	);
	border-block: 1px solid var(--line);
}
.band .cols-3 {
	margin-top: 2.5rem;
}
.band .card {
	background: color-mix(in srgb, var(--surface) 92%, transparent);
}

/* --- download ------------------------------------------------------------ */
.download-card {
	background: var(--surface);
	border: 1px solid var(--line);
	border-radius: var(--radius-lg);
	box-shadow: var(--card-top-light), var(--shadow-pop);
	padding: 3rem;
	text-align: center;
	max-width: 46rem;
	margin-inline: auto;
}
.download-card h2 {
	font-size: clamp(1.625rem, 1.2rem + 1.6vw, 2.25rem);
	margin-top: 0.75rem;
}
.download-card > p {
	color: var(--muted);
	margin-top: 0.875rem;
}
.download-meta {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 0 2rem;
	margin-top: 2rem;
	padding-top: 1.5rem;
	border-top: 1px solid var(--line);
	font-size: 0.875rem;
}
.download-meta div {
	padding: 0.5rem 0;
}
.download-meta dt {
	color: var(--faint);
	font-size: 0.75rem;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	font-weight: 600;
}
.download-meta dd {
	margin: 0.125rem 0 0;
	color: var(--ink);
	font-weight: 600;
	font-variant-numeric: tabular-nums;
}
/* Windows e Mac affiancati, ciascuno col suo requisito sotto: compaiono solo
   quando config.json ha `release.mac` (altrimenti c'e` il pulsante singolo) */
.dl-choices {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 1.5rem 1.25rem;
	margin-top: 2rem;
}
.dl-choice {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 0.625rem;
	/* larghezza minima comune: pulsanti pari e requisito su due righe, non tre */
	min-width: min(16rem, 100%);
}
.dl-choice > .btn {
	align-self: stretch;
}
/* il requisito va a capo dentro la colonna invece di allargarla */
.dl-req {
	width: 0;
	min-width: 100%;
	font-size: 0.8125rem;
	line-height: 1.45;
	color: var(--faint);
}
/* avviso "release non ancora pubblicata": acceso da app.js se GitHub non
   restituisce nessuna release */
.dl-missing {
	margin-top: 1rem;
	font-size: 0.875rem;
	color: var(--faint);
}

.checksum {
	margin-top: 1.25rem;
	font-size: 0.8125rem;
	color: var(--muted);
}
/* il sistema a cui vale l'impronta, quando ce ne sono due (Windows e Mac) */
.checksum b {
	color: var(--ink);
	font-weight: 600;
}
.checksum code {
	display: block;
	margin-top: 0.5rem;
	padding: 0.625rem 0.75rem;
	background: var(--sunken);
	border-radius: 0.5rem;
	word-break: break-all;
	font-size: 0.75rem;
	text-align: start;
	color: var(--ink);
}
@media (max-width: 40rem) {
	.download-card {
		padding: 2rem 1.5rem;
	}
	/* su telefono i due pulsanti vanno uno sotto l'altro, larghi uguali */
	.dl-choice {
		flex-basis: 100%;
	}
}

/* --- requisiti ----------------------------------------------------------- */
.req {
	border-top: 1px solid var(--line);
	padding-top: 2.5rem;
}
.req h3 {
	font-size: 1.0625rem;
	margin-bottom: 0.375rem;
}
.req p {
	color: var(--muted);
	font-size: 0.9375rem;
}
.req .cols-4 > div {
	padding-inline-start: 1rem;
	border-inline-start: 2px solid var(--line2);
}

/* --- FAQ ----------------------------------------------------------------- */
.faq-list {
	max-width: 48rem;
	border-top: 1px solid var(--line);
}
.faq-item {
	border-bottom: 1px solid var(--line);
}
.faq-item summary {
	cursor: pointer;
	list-style: none;
	padding: 1.375rem 2.5rem 1.375rem 0;
	font-weight: 600;
	font-size: 1.0625rem;
	position: relative;
	color: var(--ink);
}
.faq-item summary::-webkit-details-marker {
	display: none;
}
.faq-item summary::after {
	content: '';
	position: absolute;
	inset-inline-end: 0.5rem;
	top: 1.75rem;
	width: 0.625rem;
	height: 0.625rem;
	border-inline-end: 2px solid var(--faint);
	border-bottom: 2px solid var(--faint);
	transform: rotate(45deg);
	transition: transform 0.2s ease;
}
.faq-item[open] summary::after {
	transform: rotate(-135deg);
	top: 2rem;
}
.faq-item summary:hover {
	color: var(--brand);
}
.faq-item p {
	color: var(--muted);
	padding-bottom: 1.5rem;
	max-width: 42rem;
}

/* --- piede --------------------------------------------------------------- */
.site-footer {
	background: var(--surface);
	border-top: 1px solid var(--line);
	padding-block: 3rem 2.5rem;
	margin-top: 0;
}
.footer-grid {
	display: flex;
	flex-wrap: wrap;
	gap: 2rem;
	justify-content: space-between;
	align-items: flex-start;
}
.footer-brand {
	max-width: 20rem;
}
.footer-brand .brand {
	margin-bottom: 0.625rem;
}
.footer-brand p {
	color: var(--faint);
	font-size: 0.875rem;
}
.footer-links {
	display: flex;
	gap: 2.5rem;
	font-size: 0.9375rem;
}
.footer-links ul {
	list-style: none;
	margin: 0;
	padding: 0;
	display: grid;
	gap: 0.5rem;
}
.footer-links a {
	color: var(--muted);
}
.footer-links a:hover {
	color: var(--brand);
}
.footer-bottom {
	margin-top: 2.5rem;
	padding-top: 1.5rem;
	border-top: 1px solid var(--line);
	display: flex;
	flex-wrap: wrap;
	gap: 1rem;
	justify-content: space-between;
	align-items: center;
	font-size: 0.8125rem;
	color: var(--faint);
}

/* selettore lingua */
.lang-picker {
	display: flex;
	align-items: center;
	gap: 0.375rem;
	flex-wrap: wrap;
}
.lang-picker a {
	font-size: 0.8125rem;
	color: var(--muted);
	padding: 0.25rem 0.5rem;
	border-radius: 0.375rem;
	border: 1px solid transparent;
}
.lang-picker a:hover {
	background: var(--raised);
	color: var(--ink);
	text-decoration: none;
}
.lang-picker a[aria-current='true'] {
	border-color: var(--line2);
	background: var(--surface);
	color: var(--ink);
	font-weight: 600;
}

/* --- pagine legali -------------------------------------------------------- */
.legal-page {
	max-width: 46rem;
	margin-inline: auto;
	padding-block: 3.5rem 5rem;
}
.legal-page h1 {
	font-size: clamp(2rem, 1.5rem + 2vw, 2.75rem);
	margin-bottom: 0.5rem;
}
.legal-page .updated {
	color: var(--faint);
	font-size: 0.875rem;
	margin-bottom: 2.5rem;
}
.legal-page h2 {
	font-size: 1.25rem;
	margin-top: 2.5rem;
	margin-bottom: 0.75rem;
}
.legal-page p,
.legal-page li {
	color: var(--muted);
	margin-bottom: 0.875rem;
}
.legal-page ul {
	padding-inline-start: 1.25rem;
}
.legal-page b {
	color: var(--ink);
}
.draft-warning {
	background: #fffbeb;
	border: 1px solid #fcd34d;
	color: #78350f;
	border-radius: var(--radius);
	padding: 1rem 1.125rem;
	font-size: 0.875rem;
	margin-bottom: 2.5rem;
}
.draft-warning b {
	color: #78350f;
}
.back-link {
	display: inline-flex;
	align-items: center;
	gap: 0.375rem;
	font-size: 0.875rem;
	color: var(--muted);
	margin-bottom: 2rem;
}

/* --- comparsa in scorrimento --------------------------------------------- */
.reveal {
	opacity: 0;
	transform: translateY(14px);
	transition: opacity 0.55s ease, transform 0.55s ease;
}
.reveal.is-in {
	opacity: 1;
	transform: none;
}
@media (prefers-reduced-motion: reduce) {
	.reveal {
		opacity: 1;
		transform: none;
	}
}