/* app.css — foglio di stile del catalogo pubblico (Public.elm).
 *
 * Direzione: distinta tecnica, non vetrina. Chi legge questo sito cerca un
 * codice GIMA e vuole un file: il codice è il titolo, il nome commerciale il
 * sottotitolo, e ogni download dichiara nome e peso prima che ci si clicchi.
 *
 * Il rosso GIMA (#E30714, campionato da gimaitaly.com) compare in un solo
 * ruolo: l'azione di scaricare. Nient'altro è rosso, così il download si trova
 * senza leggere.
 *
 * Font serviti dal bundle, nessuna CDN: un'edizione scompattata su una rete
 * chiusa deve avere lo stesso aspetto che ha qui.
 */

@font-face {
	font-family: 'IBM Plex Sans';
	font-style: normal;
	font-weight: 400;
	font-display: swap;
	src: url(fonts/ibm-plex-sans-400.woff2) format('woff2');
}
@font-face {
	font-family: 'IBM Plex Sans';
	font-style: normal;
	font-weight: 500;
	font-display: swap;
	src: url(fonts/ibm-plex-sans-500.woff2) format('woff2');
}
@font-face {
	font-family: 'IBM Plex Sans';
	font-style: normal;
	font-weight: 600;
	font-display: swap;
	src: url(fonts/ibm-plex-sans-600.woff2) format('woff2');
}
@font-face {
	font-family: 'IBM Plex Sans Condensed';
	font-style: normal;
	font-weight: 600;
	font-display: swap;
	src: url(fonts/ibm-plex-sans-condensed-600.woff2) format('woff2');
}
@font-face {
	font-family: 'IBM Plex Mono';
	font-style: normal;
	font-weight: 400;
	font-display: swap;
	src: url(fonts/ibm-plex-mono-400.woff2) format('woff2');
}
@font-face {
	font-family: 'IBM Plex Mono';
	font-style: normal;
	font-weight: 500;
	font-display: swap;
	src: url(fonts/ibm-plex-mono-500.woff2) format('woff2');
}

:root {
	--paper: #ffffff;
	--wash: #f7f8f8;
	--ink: #16191d;
	--ink-soft: #5a6068;
	--ink-faint: #6f757b;
	--rule: #e4e7e9;
	--rule-strong: #c9ced2;
	--gima: #e30714;
	--gima-deep: #b3050e;

	--sans: 'IBM Plex Sans', system-ui, -apple-system, sans-serif;
	--cond: 'IBM Plex Sans Condensed', 'IBM Plex Sans', system-ui, sans-serif;
	--mono: 'IBM Plex Mono', ui-monospace, SFMono-Regular, monospace;

	--gutter: 1.5rem;
	--measure: 68rem;
}

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

html {
	-webkit-text-size-adjust: 100%;
}

body {
	margin: 0;
	background: var(--paper);
	color: var(--ink);
	font: 400 0.9375rem/1.6 var(--sans);
	font-feature-settings: 'kern';
}

a {
	color: inherit;
}

button {
	font: inherit;
	color: inherit;
	background: none;
	border: 0;
	padding: 0;
	cursor: pointer;
}

:focus-visible {
	outline: 2px solid var(--ink);
	outline-offset: 2px;
	border-radius: 1px;
}

@media (prefers-reduced-motion: reduce) {
	* {
		transition: none !important;
	}
}

/* ── Impalcatura ──────────────────────────────────────────────────────── */

.page {
	min-height: 100vh;
	display: flex;
	flex-direction: column;
}

.wrap {
	width: 100%;
	max-width: var(--measure);
	margin: 0 auto;
	padding: 0 var(--gutter);
}

.main {
	flex: 1;
	padding: 2.5rem 0 4rem;
}

/* ── Testata ──────────────────────────────────────────────────────────── */

.masthead {
	position: sticky;
	top: 0;
	z-index: 10;
	background: var(--paper);
	border-bottom: 1px solid var(--rule);
}

.masthead__inner {
	display: flex;
	align-items: center;
	gap: 2rem;
	height: 4rem;
}

.wordmark {
	display: flex;
	align-items: baseline;
	gap: 0.5rem;
	text-decoration: none;
	white-space: nowrap;
}

.wordmark__gima {
	font-family: var(--cond);
	font-weight: 600;
	font-size: 1.0625rem;
	letter-spacing: 0.14em;
	text-transform: uppercase;
}

.wordmark__section {
	font-family: var(--cond);
	font-weight: 600;
	font-size: 1.0625rem;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--ink-faint);
}

/* Il campo di ricerca è l'apertura del sito: chi arriva sa già il codice. */
.search {
	flex: 1;
	display: flex;
	align-items: center;
	gap: 0.625rem;
	max-width: 26rem;
	margin-left: auto;
	border-bottom: 1px solid var(--rule-strong);
	padding-bottom: 0.25rem;
	transition: border-color 120ms ease;
}

.search:focus-within {
	border-color: var(--ink);
}

.search__icon {
	font-family: var(--mono);
	font-size: 0.75rem;
	color: var(--ink-faint);
}

.search input {
	flex: 1;
	border: 0;
	background: none;
	font: 400 0.875rem var(--mono);
	color: var(--ink);
	padding: 0.125rem 0;
}

.search input::placeholder {
	color: var(--ink-faint);
	font-family: var(--sans);
}

.search input:focus {
	outline: none;
}

.version {
	font: 400 0.6875rem var(--mono);
	color: var(--ink-faint);
	white-space: nowrap;
}

/* ── Home: filtri + elenco ────────────────────────────────────────────── */

.layout {
	display: grid;
	grid-template-columns: 13rem 1fr;
	gap: 3.5rem;
	align-items: start;
}

.facets {
	position: sticky;
	top: 5.5rem;
	display: flex;
	flex-direction: column;
	gap: 2rem;
}

.facet__title {
	font-family: var(--cond);
	font-weight: 600;
	font-size: 0.6875rem;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--ink-faint);
	padding-bottom: 0.5rem;
	border-bottom: 1px solid var(--rule);
	margin-bottom: 0.5rem;
}

.facet__item {
	display: flex;
	justify-content: space-between;
	align-items: baseline;
	gap: 0.75rem;
	width: 100%;
	padding: 0.25rem 0 0.25rem 0.625rem;
	border-left: 2px solid transparent;
	color: var(--ink-soft);
	font-size: 0.8125rem;
	text-align: left;
	transition: color 120ms ease, border-color 120ms ease;
}

.facet__item:hover {
	color: var(--ink);
}

.facet__item[aria-pressed='true'] {
	color: var(--ink);
	font-weight: 500;
	border-left-color: var(--ink);
}

.facet__count {
	font: 400 0.6875rem var(--mono);
	font-variant-numeric: tabular-nums;
	color: var(--ink-faint);
}

.facet__reset {
	align-self: flex-start;
	font-size: 0.75rem;
	color: var(--ink-faint);
	text-decoration: underline;
	text-underline-offset: 3px;
}

.facet__reset:hover {
	color: var(--ink);
}

/* ── Gruppo produttore ────────────────────────────────────────────────── */

.group + .group {
	margin-top: 3rem;
}

.group__head {
	display: flex;
	justify-content: space-between;
	align-items: baseline;
	padding-bottom: 0.625rem;
	border-bottom: 1px solid var(--ink);
	margin-bottom: 0.25rem;
}

.group__name {
	font-family: var(--cond);
	font-weight: 600;
	font-size: 0.875rem;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	text-decoration: none;
}

.group__name:hover {
	color: var(--gima-deep);
}

.group__count {
	font: 400 0.75rem var(--mono);
	font-variant-numeric: tabular-nums;
	color: var(--ink-faint);
}

/* La riga-distinta: codice, nome, e cosa c'è dentro. Allineata come una
   tabella di magazzino, perché è così che questo pubblico legge. */
.row {
	display: grid;
	grid-template-columns: 6rem 1fr auto;
	gap: 1.5rem;
	align-items: baseline;
	padding: 0.8125rem 0.625rem 0.8125rem 0;
	border-bottom: 1px solid var(--rule);
	border-left: 2px solid transparent;
	text-decoration: none;
	transition: background-color 120ms ease, border-color 120ms ease;
}

.row:hover {
	background: var(--wash);
	border-left-color: var(--ink);
	padding-left: 0.625rem;
	padding-right: 0;
}

.row__code {
	font: 500 0.9375rem var(--mono);
	font-variant-numeric: tabular-nums;
	letter-spacing: -0.01em;
}

.row__name {
	font-weight: 500;
}

.row__pins {
	display: flex;
	gap: 1rem;
}

.pin {
	font: 400 0.6875rem var(--mono);
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--ink-faint);
	white-space: nowrap;
}

.pin--empty {
	color: var(--rule-strong);
}

/* ── Scheda ───────────────────────────────────────────────────────────── */

.crumbs {
	display: flex;
	gap: 0.5rem;
	font-size: 0.75rem;
	color: var(--ink-faint);
	margin-bottom: 2.5rem;
}

.crumbs a {
	color: var(--ink-soft);
	text-decoration: none;
	border-bottom: 1px solid var(--rule-strong);
}

.crumbs a:hover {
	color: var(--ink);
	border-color: var(--ink);
}

.sheet__code {
	font: 500 2.75rem/1 var(--mono);
	font-variant-numeric: tabular-nums;
	letter-spacing: -0.03em;
	margin: 0;
}

.sheet__title {
	font-size: 1.25rem;
	font-weight: 600;
	margin: 0.5rem 0 0;
}

.sheet__vendor {
	margin: 0.375rem 0 0;
	font-size: 0.875rem;
	color: var(--ink-soft);
}

.sheet__vendor a {
	text-decoration: none;
	border-bottom: 1px solid var(--rule-strong);
}

.sheet__vendor a:hover {
	border-color: var(--ink);
}

.section {
	margin-top: 3rem;
}

.section__head {
	display: flex;
	justify-content: space-between;
	align-items: baseline;
	padding-bottom: 0.5rem;
	border-bottom: 1px solid var(--ink);
}

.section__label {
	font-family: var(--cond);
	font-weight: 600;
	font-size: 0.75rem;
	letter-spacing: 0.14em;
	text-transform: uppercase;
}

.section__count {
	font: 400 0.75rem var(--mono);
	font-variant-numeric: tabular-nums;
	color: var(--ink-faint);
}

.prose {
	margin-top: 1rem;
	white-space: pre-wrap;
	color: var(--ink-soft);
	max-width: 44rem;
}

/* ── Voce (SDK, protocollo) ───────────────────────────────────────────── */

.item {
	padding: 1rem 0;
	border-bottom: 1px solid var(--rule);
}

.item__head {
	display: flex;
	justify-content: space-between;
	align-items: baseline;
	gap: 1.5rem;
}

.item__name {
	font-weight: 500;
	text-decoration: none;
}

a.item__name:hover {
	border-bottom: 1px solid var(--ink);
}

.item__meta {
	display: flex;
	align-items: baseline;
	gap: 0.75rem;
	white-space: nowrap;
}

.chip {
	font: 400 0.6875rem var(--mono);
	letter-spacing: 0.04em;
	color: var(--ink-soft);
	background: var(--wash);
	border: 1px solid var(--rule);
	border-radius: 2px;
	padding: 0.0625rem 0.375rem;
}

.item__version {
	font: 400 0.75rem var(--mono);
	font-variant-numeric: tabular-nums;
	color: var(--ink-faint);
}

.item__note {
	margin: 0.375rem 0 0;
	font-size: 0.8125rem;
	color: var(--ink-soft);
	max-width: 44rem;
}

/* La versione consigliata della famiglia: inchiostro pieno, non rosso —
   il rosso resta il ruolo esclusivo del download. */
.chip--featured {
	background: var(--ink);
	border-color: var(--ink);
	color: var(--paper);
}

/* ── Altre versioni della stessa famiglia SDK ─────────────────────────── */

.versions {
	margin-top: 0.875rem;
	padding-left: 0.875rem;
	border-left: 2px solid var(--rule);
}

.versions__label {
	font: 400 0.6875rem var(--mono);
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--ink-faint);
	margin-bottom: 0.25rem;
}

.version-row {
	display: flex;
	flex-wrap: wrap;
	align-items: baseline;
	gap: 0.375rem 1rem;
	padding: 0.25rem 0;
}

.version-row__version {
	font: 400 0.8125rem var(--mono);
	font-variant-numeric: tabular-nums;
	text-decoration: none;
	border-bottom: 1px solid transparent;
}

.version-row__version:hover {
	border-bottom-color: var(--ink);
}

.version-row__date {
	font: 400 0.75rem var(--mono);
	font-variant-numeric: tabular-nums;
	color: var(--ink-faint);
}

.files {
	display: flex;
	flex-direction: column;
	align-items: flex-start;
	gap: 0.375rem;
	margin-top: 0.75rem;
}

/* Il download dichiara cosa scarica. Unico elemento rosso della pagina. */
.dl {
	display: inline-flex;
	align-items: baseline;
	gap: 0.5rem;
	font: 400 0.8125rem var(--mono);
	color: var(--gima);
	text-decoration: none;
	max-width: 100%;
}

.dl:hover {
	color: var(--gima-deep);
}

.dl:hover .dl__name {
	border-bottom-color: currentColor;
}

.dl__arrow {
	flex-shrink: 0;
}

.dl__name {
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
	border-bottom: 1px solid transparent;
}

.dl__size {
	flex-shrink: 0;
	font-variant-numeric: tabular-nums;
	color: var(--ink-faint);
}

.dl--external .dl__name {
	color: var(--ink-soft);
}

.dl--external {
	color: var(--ink-soft);
}

.dl--external:hover {
	color: var(--ink);
}

/* ── Stati ────────────────────────────────────────────────────────────── */

.empty {
	padding: 1rem 0;
	color: var(--ink-faint);
	font-size: 0.875rem;
}

.notice {
	margin: 4rem auto;
	max-width: 40rem;
	border: 1px solid var(--rule-strong);
	border-left: 3px solid var(--gima);
	padding: 1.25rem 1.5rem;
}

.notice__title {
	font-weight: 600;
	margin-bottom: 0.5rem;
}

.notice__body {
	font: 400 0.8125rem var(--mono);
	color: var(--ink-soft);
	white-space: pre-wrap;
}

/* ── Chiusa ───────────────────────────────────────────────────────────── */

.colophon {
	border-top: 1px solid var(--rule);
	padding: 1.25rem 0;
}

.colophon__inner {
	display: flex;
	justify-content: space-between;
	align-items: baseline;
	gap: 1rem;
	font-size: 0.75rem;
	color: var(--ink-faint);
}

.colophon__edition {
	font-family: var(--mono);
	font-variant-numeric: tabular-nums;
}

/* ── Schermi stretti ──────────────────────────────────────────────────── */

@media (max-width: 60rem) {
	.layout {
		grid-template-columns: 1fr;
		gap: 2.5rem;
	}

	.facets {
		position: static;
		flex-direction: row;
		flex-wrap: wrap;
		gap: 2rem;
	}

	.facets > * {
		min-width: 12rem;
	}
}

@media (max-width: 44rem) {
	:root {
		--gutter: 1rem;
	}

	.masthead__inner {
		height: auto;
		flex-wrap: wrap;
		gap: 0.75rem;
		padding: 0.75rem 0;
	}

	.search {
		max-width: none;
		margin-left: 0;
		order: 3;
		flex-basis: 100%;
	}

	.row {
		grid-template-columns: 5rem 1fr;
		row-gap: 0.375rem;
	}

	.row__pins {
		grid-column: 2;
	}

	.sheet__code {
		font-size: 2rem;
	}

	.item__head {
		flex-direction: column;
		gap: 0.375rem;
	}

	.dl {
		font-size: 0.75rem;
	}
}