/* USUP Case History — Frontend styles
   Palette: primario #4d53bc, scuro #0f0f0f, chiaro #f2f2f2 */

:root {
	--usup-ch-primary: #4d53bc;
	--usup-ch-dark: #0f0f0f;
	--usup-ch-light: #f2f2f2;
}

/* ---------- Filtri ---------- */

.usup-ch-filters {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
	align-items: center;
	margin-bottom: 28px;
}

.usup-ch-filter-select {
	padding: 10px 16px;
	border: 1px solid var(--usup-ch-dark);
	background: #fff;
	color: var(--usup-ch-dark);
	border-radius: 30px;
	font-size: 14px;
	min-width: 180px;
	cursor: pointer;
}

.usup-ch-filter-select:focus {
	outline: none;
	border-color: var(--usup-ch-primary);
}

.usup-ch-filter-reset {
	padding: 10px 18px;
	border: 1px solid transparent;
	background: transparent;
	color: var(--usup-ch-primary);
	font-size: 14px;
	text-decoration: underline;
	cursor: pointer;
}

.usup-ch-filter-reset:hover {
	color: var(--usup-ch-dark);
}

/* ---------- Griglia masonry stile Pinterest ---------- */

.usup-ch-masonry {
	column-count: 3;
	column-gap: 20px;
	width: 100%;
}

.usup-ch-wrapper[data-columns="1"] .usup-ch-masonry { column-count: 1; }
.usup-ch-wrapper[data-columns="2"] .usup-ch-masonry { column-count: 2; }
.usup-ch-wrapper[data-columns="3"] .usup-ch-masonry { column-count: 3; }
.usup-ch-wrapper[data-columns="4"] .usup-ch-masonry { column-count: 4; }
.usup-ch-wrapper[data-columns="5"] .usup-ch-masonry { column-count: 5; }
.usup-ch-wrapper[data-columns="6"] .usup-ch-masonry { column-count: 6; }

@media (max-width: 992px) {
	.usup-ch-masonry { column-count: 2 !important; }
}

@media (max-width: 600px) {
	.usup-ch-masonry { column-count: 1 !important; }
}

.usup-ch-card {
	display: block;
	position: relative;
	break-inside: avoid;
	margin: 0 0 20px;
	border-radius: 10px;
	overflow: hidden;
	background: var(--usup-ch-light);
	text-decoration: none;
	color: inherit;
	box-shadow: 0 2px 14px rgba(15, 15, 15, 0.06);
	transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.usup-ch-card:hover {
	transform: translateY(-4px);
	box-shadow: 0 10px 28px rgba(15, 15, 15, 0.16);
}

.usup-ch-card img {
	display: block;
	width: 100%;
	height: auto;
}

.usup-ch-card-overlay {
	position: absolute;
	left: 0;
	right: 0;
	bottom: 0;
	padding: 16px;
	background: linear-gradient(to top, rgba(15, 15, 15, 0.85), rgba(15, 15, 15, 0));
	color: #fff;
}

.usup-ch-card-overlay h3 {
	margin: 0 0 4px;
	font-size: 16px;
	line-height: 1.3;
}

.usup-ch-card-cat {
	display: inline-block;
	font-size: 11px;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	color: var(--usup-ch-light);
	background: var(--usup-ch-primary);
	padding: 3px 10px;
	border-radius: 20px;
}

.usup-ch-no-results {
	color: var(--usup-ch-dark);
	opacity: 0.6;
}

.usup-ch-loading {
	text-align: center;
	padding: 20px;
	color: var(--usup-ch-primary);
}

.usup-ch-masonry.is-filtering {
	opacity: 0.4;
	pointer-events: none;
	transition: opacity 0.2s ease;
}

/* ---------- Pagina singola progetto: elementi condivisi ---------- */

.usup-ch-single-inner {
	max-width: 1100px;
	margin: 0 auto;
	padding: 40px 20px;
}

.usup-ch-single-inner--narrow {
	max-width: 820px;
}

.usup-ch-single-header h1 {
	color: var(--usup-ch-dark);
	margin-bottom: 10px;
}

.usup-ch-meta {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	align-items: center;
	margin-bottom: 24px;
}

.usup-ch-meta-cats {
	font-weight: 600;
	color: var(--usup-ch-primary);
}

.usup-ch-tag-pill {
	display: inline-block;
	font-size: 12px;
	background: var(--usup-ch-light);
	color: var(--usup-ch-dark);
	padding: 4px 12px;
	border-radius: 20px;
	margin-right: 6px;
}

.usup-ch-single-content {
	color: var(--usup-ch-dark);
	line-height: 1.7;
	margin-bottom: 30px;
}

.usup-ch-media-item {
	margin: 0 0 20px;
}

.usup-ch-media-item img,
.usup-ch-media-item video {
	display: block;
	width: 100%;
	height: auto;
	border-radius: 8px;
}

.usup-ch-media-item figcaption {
	margin-top: 8px;
	font-size: 14px;
	color: var(--usup-ch-dark);
	opacity: 0.75;
}

.usup-ch-embed-wrap {
	position: relative;
	padding-top: 56.25%;
	border-radius: 8px;
	overflow: hidden;
}

.usup-ch-embed-wrap iframe {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	border: 0;
}

/* ---------- Template: Classico ---------- */

.usup-ch-template-classico .usup-ch-hero {
	width: 100%;
	height: 52vh;
	min-height: 320px;
	background-size: cover;
	background-position: center;
}

.usup-ch-template-classico .usup-ch-single-gallery {
	column-count: 2;
	column-gap: 20px;
}

@media (max-width: 700px) {
	.usup-ch-template-classico .usup-ch-single-gallery { column-count: 1; }
}

.usup-ch-template-classico .usup-ch-single-gallery .usup-ch-media-item {
	break-inside: avoid;
}

/* ---------- Template: Galleria a tutta larghezza ---------- */

.usup-ch-template-galleria-piena .usup-ch-full-gallery {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
	gap: 4px;
	margin-bottom: 10px;
}

.usup-ch-template-galleria-piena .usup-ch-full-gallery .usup-ch-media-item {
	margin: 0;
}

.usup-ch-template-galleria-piena .usup-ch-full-gallery .usup-ch-media-item img,
.usup-ch-template-galleria-piena .usup-ch-full-gallery .usup-ch-media-item video {
	border-radius: 0;
	height: 100%;
	object-fit: cover;
}

.usup-ch-template-galleria-piena .usup-ch-full-gallery figcaption {
	padding: 0 4px 12px;
}

/* ---------- Template: Racconto ---------- */

.usup-ch-racconto-cover {
	width: 100%;
	border-radius: 10px;
	margin-bottom: 24px;
}

.usup-ch-racconto-steps {
	max-width: 1100px;
	margin: 20px auto 0;
	padding: 0 20px;
}

.usup-ch-racconto-step {
	display: flex;
	align-items: center;
	margin-bottom: 40px;
}

.usup-ch-racconto-step .usup-ch-media-item {
	width: 100%;
	margin: 0;
}

.usup-ch-racconto-step .usup-ch-media-item figure,
.usup-ch-racconto-step figure.usup-ch-media-item {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 24px;
	margin: 0;
}

.usup-ch-racconto-step .usup-ch-media-item img,
.usup-ch-racconto-step .usup-ch-media-item video,
.usup-ch-racconto-step .usup-ch-embed-wrap {
	flex: 1 1 55%;
	border-radius: 10px;
}

.usup-ch-racconto-step .usup-ch-media-item figcaption {
	flex: 1 1 35%;
	font-size: 17px;
	line-height: 1.6;
	color: var(--usup-ch-dark);
	opacity: 1;
	margin-top: 0;
}

.usup-ch-racconto-step.is-media-right .usup-ch-media-item figure {
	flex-direction: row-reverse;
}

@media (max-width: 700px) {
	.usup-ch-racconto-step .usup-ch-media-item figure,
	.usup-ch-racconto-step.is-media-right .usup-ch-media-item figure {
		flex-direction: column;
	}
}

/* ---------- Archivio ---------- */

.usup-ch-archive {
	max-width: 1300px;
	margin: 0 auto;
	padding: 40px 20px;
}

.usup-ch-archive-header h1 {
	color: var(--usup-ch-dark);
	margin-bottom: 30px;
}