/* ==========================================================
   Portfolio: griglia dei lavori con filtri e scheda del progetto.
   Markup in inc/portfolio.php e single-gs_progetto.php.
   ========================================================== */

/* ---------- Filtri ---------- */
.gs-filters ul {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	margin: 0 0 clamp(24px, 4vw, 40px);
	padding: 0;
	list-style: none;
}
.gs-filters li { margin: 0; }
.gs-filter {
	display: inline-flex;
	align-items: center;
	min-height: var(--gs-control-sm);
	padding: 0 18px;
	border: 2px solid color-mix(in srgb, var(--s-fg) 35%, transparent);
	border-radius: var(--gs-radius-pill);
	color: var(--s-fg) !important;
	font-size: 16px;
	font-weight: 600;
	text-decoration: none !important;
	transition: background-color var(--gs-fast) var(--gs-ease), border-color var(--gs-fast) var(--gs-ease), color var(--gs-fast) var(--gs-ease);
}
.gs-filter:hover { border-color: var(--s-fg); }
/* Filtro attivo: pieno, non solo colorato */
.gs-filter[aria-current="true"] {
	background: var(--s-btn-bg);
	border-color: var(--s-btn-bg);
	color: var(--s-btn-fg) !important;
}

/* ---------- Griglia ----------
   Composizione a due colonne: il primo progetto è grande, le immagini verticali
   occupano due righe, quelle orizzontali una. Niente card tutte uguali. */
.gs-works {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	grid-auto-flow: dense;
	gap: clamp(28px, 4vw, 56px) clamp(16px, 3vw, 40px);
	margin: 0;
	padding: 0;
	list-style: none;
}
.gs-work { margin: 0; }
.gs-work[hidden] { display: none; }
.gs-work--lead { grid-column: 1 / -1; }
.gs-work__link {
	display: grid;
	gap: 14px;
	color: var(--s-fg) !important;
	text-decoration: none !important;
}
.gs-work__media {
	display: block;
	overflow: hidden;
	border-radius: var(--gs-radius-lg);
	background: var(--gs-pink);
	aspect-ratio: 4 / 5;
}
.gs-work--wide .gs-work__media { aspect-ratio: 3 / 2; }
.gs-work--lead .gs-work__media { aspect-ratio: 16 / 9; }
.gs-work__media img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform var(--gs-slow) var(--gs-ease);
}
.gs-work__link:hover .gs-work__media img,
.gs-work__link:focus-visible .gs-work__media img { transform: scale(1.03); }
.gs-work__body { display: grid; gap: 4px; }
.gs-work__title {
	display: inline-flex;
	align-items: center;
	gap: 0.35em;
	font-family: var(--gs-display);
	font-size: clamp(22px, 2.4vw, 34px);
	font-weight: 700;
	letter-spacing: -0.02em;
	line-height: 1.1;
}
/* Stesso comportamento dei link con freccia: colore + freccia che scorre */
.gs-work__title::after {
	content: "";
	flex: none;
	width: 0.7em;
	height: 0.7em;
	background: currentColor;
	-webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M4 12h15M13 6l6 6-6 6' fill='none' stroke='%23000' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / contain no-repeat;
	mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M4 12h15M13 6l6 6-6 6' fill='none' stroke='%23000' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / contain no-repeat;
	transition: transform var(--gs-fast) var(--gs-ease);
}
.gs-work__link:hover .gs-work__title,
.gs-work__link:focus-visible .gs-work__title { color: var(--s-link-hover); }
.gs-work__link:hover .gs-work__title::after,
.gs-work__link:focus-visible .gs-work__title::after { transform: translateX(var(--gs-nudge)); }
.gs-work__meta { color: var(--s-muted); font-size: 16px; }

@media (min-width: 761px) {
	.gs-work--tall:not(.gs-work--lead) { grid-row: span 2; }
}
@media (max-width: 760px) {
	.gs-works { grid-template-columns: minmax(0, 1fr); }
	.gs-work--lead .gs-work__media { aspect-ratio: 4 / 5; }
}

/* Nota per chi amministra (mai mostrata ai visitatori) */
.gs-admin-note {
	padding: 14px 18px;
	border: 2px dashed var(--gs-acid);
	border-radius: var(--gs-radius);
	background: color-mix(in srgb, var(--gs-acid) 8%, var(--gs-paper));
	color: var(--gs-ink);
	font-size: 15px;
}
.gs-admin-note ul { margin: 8px 0 0; padding-left: 20px; }

/* ---------- Scheda del progetto ---------- */
.single-gs_progetto .site-content > .ast-container {
	display: block;
	max-width: none;
	padding: 0;
}
.single-gs_progetto .gs-foot__cta { display: none; }

.gs-case { --measure: 68ch; }
.gs-case > section,
.gs-case__head,
.gs-case__next,
.gs-case__todo {
	padding-left: var(--gs-gutter);
	padding-right: var(--gs-gutter);
}

.gs-case__head {
	display: grid;
	gap: 18px;
	padding-top: calc(82px + clamp(32px, 6vw, 80px));
	padding-bottom: clamp(32px, 5vw, 64px);
}
.gs-case__fields { margin: 0; color: var(--s-muted); font-size: 16px; font-weight: 600; }
.gs-case__title {
	margin: 0;
	font-family: var(--gs-display);
	font-size: clamp(44px, 9vw, 128px);
	font-weight: 800;
	line-height: 0.95;
	letter-spacing: -0.04em;
	text-transform: uppercase;
	overflow-wrap: anywhere;
}
:lang(zh) .gs-case__title { text-transform: none; letter-spacing: 0; }
.gs-case__lead {
	max-width: 36ch;
	margin: 0;
	font-size: var(--gs-text-lg);
	line-height: 1.4;
}
.gs-case__facts {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr));
	gap: 16px 32px;
	margin: 12px 0 0;
	padding-top: 20px;
	border-top: 1px solid color-mix(in srgb, var(--gs-ink) 20%, transparent);
}
.gs-case__facts dt { margin: 0 0 4px; color: var(--s-muted); font-size: 15px; font-weight: 600; }
.gs-case__facts dd { margin: 0; font-size: 17px; line-height: 1.45; }

.gs-case__cover { margin: 0; }
.gs-case__cover img {
	display: block;
	width: 100%;
	height: auto;
	max-height: 88vh;
	object-fit: cover;
}

.gs-case__brief {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
	gap: clamp(24px, 5vw, 72px);
	padding-top: clamp(48px, 7vw, 96px);
	padding-bottom: clamp(48px, 7vw, 96px);
}
.gs-case h2,
.gs-case__section-title {
	margin: 0 0 14px;
	font-family: var(--gs-display);
	font-size: clamp(24px, 2.6vw, 34px);
	font-weight: 700;
	letter-spacing: -0.02em;
	text-transform: none;
}
.gs-case__brief p { max-width: var(--measure); margin: 0 0 1em; font-size: 18px; line-height: 1.6; }

/* Processo: testo a misura di lettura, immagini più larghe del testo */
.gs-case__story { padding-top: clamp(48px, 7vw, 96px); padding-bottom: clamp(24px, 4vw, 48px); }
.gs-case__content > * { max-width: var(--measure); margin-left: auto; margin-right: auto; }
.gs-case__section-title { max-width: var(--measure); margin-left: auto; margin-right: auto; }
.gs-case__content p { font-size: 18px; line-height: 1.65; margin-bottom: 1.1em; }
.gs-case__content > .wp-block-image,
.gs-case__content > .wp-block-gallery,
.gs-case__content > .wp-block-columns,
.gs-case__content > .wp-block-embed,
.gs-case__content > .wp-block-video { max-width: min(1100px, 100%); margin-top: clamp(28px, 4vw, 48px); margin-bottom: clamp(28px, 4vw, 48px); }
.gs-case__content > .alignfull { max-width: none; margin-left: calc(var(--gs-gutter) * -1); margin-right: calc(var(--gs-gutter) * -1); }
.gs-case__content img { display: block; width: 100%; height: auto; border-radius: var(--gs-radius-lg); }
.gs-case__content > .alignfull img { border-radius: 0; }
.gs-case__content figcaption { margin-top: 10px; color: var(--s-muted); font-size: 15px; line-height: 1.45; text-align: left; }
/* Immagini verticali: affiancate in colonne, mai a tutta larghezza */
.gs-case__content .wp-block-columns { gap: clamp(16px, 3vw, 32px); }
.gs-case__content .is-style-vertical img,
.gs-case__content .wp-block-columns img { aspect-ratio: 4 / 5; object-fit: cover; }
.gs-case__content .wp-block-gallery { gap: clamp(12px, 2vw, 24px); }
.gs-case__content .wp-block-embed__wrapper { position: relative; aspect-ratio: 16 / 9; }
.gs-case__content .wp-block-embed__wrapper iframe { position: absolute; inset: 0; width: 100%; height: 100%; border-radius: var(--gs-radius-lg); }

.gs-case__video { padding-top: clamp(24px, 4vw, 48px); padding-bottom: clamp(24px, 4vw, 48px); }
.gs-case__video iframe { display: block; width: 100%; max-width: 1100px; height: auto; aspect-ratio: 16 / 9; margin: 0 auto; border-radius: var(--gs-radius-lg); }

.gs-case__outputs {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
	gap: clamp(24px, 5vw, 72px);
	padding-top: clamp(40px, 6vw, 80px);
	padding-bottom: clamp(40px, 6vw, 80px);
}
.gs-case__list,
.gs-case__links { margin: 0; padding: 0; list-style: none; }
.gs-case__list li {
	padding: 12px 0;
	border-bottom: 1px solid color-mix(in srgb, var(--gs-ink) 15%, transparent);
	font-size: 18px;
}
.gs-case__links li { margin: 0 0 6px; }

.gs-case__todo { margin: 0 var(--gs-gutter) 40px; }

.gs-case__cta {
	display: grid;
	justify-items: start;
	gap: 24px;
	padding-top: clamp(56px, 8vw, 112px);
	padding-bottom: clamp(56px, 8vw, 112px);
}
.gs-case__cta-title {
	max-width: 18ch;
	margin: 0;
	font-family: var(--gs-display);
	font-size: clamp(32px, 5vw, 64px);
	font-weight: 800;
	line-height: 1;
	letter-spacing: -0.03em;
}

.gs-case__next {
	display: grid;
	gap: 6px;
	padding-top: clamp(32px, 5vw, 56px);
	padding-bottom: clamp(32px, 5vw, 56px);
}
.gs-case__next-label { color: var(--s-muted); font-size: 15px; font-weight: 600; }
.gs-case__next .gs-link { font-size: clamp(24px, 3vw, 40px); }

@media (prefers-reduced-motion: reduce) {
	.gs-work__media img { transition: none; }
	.gs-work__link:hover .gs-work__media img { transform: none; }
}

/* Progetto senza copertina: fascia scura con il filo, sempre bassa */
.gs-work__media--empty,
.gs-work--lead .gs-work__media--empty {
	display: grid;
	place-items: center;
	aspect-ratio: 21 / 9;
	background: var(--gs-ink);
	color: var(--gs-acid-light);
}
.gs-work__media--empty .gs-filo { width: clamp(64px, 9vw, 120px); height: auto; transition: transform var(--gs-slow) var(--gs-ease); }
.gs-work__link:is(:hover, :focus-visible) .gs-work__media--empty .gs-filo { transform: scale(1.08) rotate(-4deg); }
@media (max-width: 760px) {
	.gs-work--lead .gs-work__media--empty { aspect-ratio: 16 / 9; }
}