/* ==========================================================================
   La Pivot – stili di base
   Tutti i valori di design sono nei token qui sotto: quando arriva il layout
   Figma si aggiornano questi, e il resto del CSS si adegua.
   ========================================================================== */

:root {
	/* Colori */
	--color-bg: #ffffff;
	--color-text: #161616;
	--color-muted: #6b6b6b;
	--color-line: #e4e4e4;
	--color-accent: #e30613;
	--color-accent-contrast: #ffffff;

	/* Tipografia */
	--font-body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
	--font-heading: var(--font-body);
	--fs-sm: 0.875rem;
	--fs-base: 1.0625rem;
	--fs-lg: clamp(1.25rem, 1.1rem + 0.6vw, 1.5rem);
	--fs-xl: clamp(1.75rem, 1.4rem + 1.6vw, 2.75rem);
	--fs-xxl: clamp(2.25rem, 1.6rem + 3.2vw, 4.5rem);
	--lh-body: 1.6;
	--lh-tight: 1.1;

	/* Spazi e layout */
	--space-xs: 0.5rem;
	--space-sm: 1rem;
	--space-md: 1.5rem;
	--space-lg: clamp(2rem, 1.5rem + 2vw, 3.5rem);
	--space-xl: clamp(3rem, 2rem + 4vw, 6rem);
	--container: 1280px;
	--container-narrow: 760px;
	--gutter: clamp(1rem, 0.5rem + 2vw, 2rem);
	--radius: 4px;
	--header-h: 72px;

	/* Movimento */
	--ease-out: cubic-bezier(0.22, 1, 0.36, 1);
	--duration: 200ms;
}

/* Reset essenziale ------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
	margin: 0;
	background: var(--color-bg);
	color: var(--color-text);
	font-family: var(--font-body);
	font-size: var(--fs-base);
	line-height: var(--lh-body);
	-webkit-font-smoothing: antialiased;
}
img, svg, video, iframe { display: block; max-width: 100%; height: auto; }
figure { margin: 0; }
h1, h2, h3, h4 { font-family: var(--font-heading); line-height: var(--lh-tight); margin: 0 0 var(--space-sm); text-wrap: balance; }
p { margin: 0 0 var(--space-sm); text-wrap: pretty; }
a { color: inherit; text-underline-offset: 0.2em; }
a:hover { color: var(--color-accent); }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 3px; }

@media (prefers-reduced-motion: reduce) {
	*, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}

/* Accessibilità ---------------------------------------------------------- */
.screen-reader-text {
	position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
	overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}
.skip-link {
	position: absolute; left: var(--space-sm); top: -100px; z-index: 100;
	padding: var(--space-xs) var(--space-sm); background: var(--color-text); color: var(--color-bg);
}
.skip-link:focus { top: var(--space-sm); }

/* Layout ---------------------------------------------------------------- */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.container--narrow { max-width: calc(var(--container-narrow) + 2 * var(--gutter)); }
.section { padding-block: var(--space-lg); }
.section-title { font-size: var(--fs-lg); }
.section__more { margin-top: var(--space-lg); }

.eyebrow { font-size: var(--fs-sm); color: var(--color-muted); letter-spacing: 0.04em; text-transform: uppercase; margin-bottom: var(--space-xs); }
.page-header { margin-bottom: var(--space-lg); }
.page-title { font-size: var(--fs-xl); }
.page-intro { color: var(--color-muted); max-width: 60ch; }

/* Header ---------------------------------------------------------------- */
.site-header { position: sticky; top: 0; z-index: 50; background: var(--color-bg); border-bottom: 1px solid var(--color-line); }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; min-height: var(--header-h); gap: var(--space-md); }
.site-brand { font-weight: 700; text-decoration: none; font-size: var(--fs-lg); }
.custom-logo { max-height: 48px; width: auto; }

.site-nav__list, .site-footer__menu { list-style: none; margin: 0; padding: 0; display: flex; gap: var(--space-md); }
.site-nav a { text-decoration: none; }
.site-nav .current-menu-item > a, .site-nav .current-menu-ancestor > a { color: var(--color-accent); }

.nav-toggle { display: none; }

@media (max-width: 767px) {
	.nav-toggle {
		display: inline-flex; align-items: center; justify-content: center;
		width: 44px; height: 44px; padding: 0; border: 0; background: none; cursor: pointer;
	}
	.nav-toggle__bar, .nav-toggle__bar::before, .nav-toggle__bar::after {
		display: block; width: 22px; height: 2px; background: currentColor; position: relative;
		transition: transform var(--duration) var(--ease-out), background-color var(--duration);
	}
	.nav-toggle__bar::before, .nav-toggle__bar::after { content: ""; position: absolute; left: 0; }
	.nav-toggle__bar::before { top: -7px; }
	.nav-toggle__bar::after { top: 7px; }
	.nav-toggle[aria-expanded="true"] .nav-toggle__bar { background: transparent; }
	.nav-toggle[aria-expanded="true"] .nav-toggle__bar::before { transform: translateY(7px) rotate(45deg); }
	.nav-toggle[aria-expanded="true"] .nav-toggle__bar::after { transform: translateY(-7px) rotate(-45deg); }

	.site-nav {
		position: absolute; inset: var(--header-h) 0 auto 0; background: var(--color-bg);
		border-bottom: 1px solid var(--color-line); padding: var(--space-md) var(--gutter);
		display: none;
	}
	.site-nav.is-open { display: block; }
	.site-nav__list { flex-direction: column; gap: var(--space-sm); font-size: var(--fs-lg); }
}

/* Footer ---------------------------------------------------------------- */
.site-footer { border-top: 1px solid var(--color-line); margin-top: var(--space-xl); font-size: var(--fs-sm); color: var(--color-muted); }
.site-footer__inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-sm); padding-block: var(--space-md); }
.site-footer__copy { margin: 0; }

/* Bottoni --------------------------------------------------------------- */
.button {
	display: inline-flex; align-items: center; gap: var(--space-xs);
	padding: 0.75em 1.25em; border-radius: var(--radius);
	background: var(--color-text); color: var(--color-bg); text-decoration: none; font-weight: 600;
	transition: background-color var(--duration) var(--ease-out);
}
.button:hover { background: var(--color-accent); color: var(--color-accent-contrast); }

/* Home ------------------------------------------------------------------ */
.hero { padding-block: var(--space-xl); }
.hero__title { font-size: var(--fs-xxl); max-width: 16ch; }
.hero__lead { font-size: var(--fs-lg); color: var(--color-muted); max-width: 40ch; }

/* Griglia e card portfolio --------------------------------------------- */
.grid { display: grid; gap: var(--space-lg) var(--space-md); grid-template-columns: repeat(auto-fill, minmax(min(100%, 340px), 1fr)); }

.card__link { display: block; text-decoration: none; }
.card__media { aspect-ratio: 3 / 2; overflow: hidden; background: var(--color-line); border-radius: var(--radius); }
.card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 600ms var(--ease-out); }
.card__body { padding-top: var(--space-sm); }
.card__meta { font-size: var(--fs-sm); color: var(--color-muted); margin-bottom: 0.25rem; }
.card__title { font-size: var(--fs-lg); margin: 0; }

@media (hover: hover) {
	.card__link:hover .card__media img { transform: scale(1.03); }
	.card__link:hover .card__title { color: var(--color-accent); }
}

/* Filtro categorie ------------------------------------------------------ */
.filter { margin-bottom: var(--space-lg); }
.filter__list { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: var(--space-xs); }
.filter__item {
	display: inline-block; padding: 0.4em 0.9em; border: 1px solid var(--color-line); border-radius: 999px;
	font-size: var(--fs-sm); text-decoration: none;
	transition: border-color var(--duration), background-color var(--duration);
}
.filter__item:hover { border-color: var(--color-text); color: inherit; }
.filter__item[aria-current="page"] { background: var(--color-text); border-color: var(--color-text); color: var(--color-bg); }

/* Scheda progetto ------------------------------------------------------- */
.project__header { padding-bottom: var(--space-md); }
.project__facts { display: flex; flex-wrap: wrap; gap: var(--space-md) var(--space-lg); margin: var(--space-md) 0 0; }
.project__facts dt { font-size: var(--fs-sm); color: var(--color-muted); }
.project__facts dd { margin: 0; font-weight: 600; }
.project__cover img { width: 100%; border-radius: var(--radius); }
.project__cta { margin-block: 0 var(--space-lg); }

.project__gallery { display: grid; gap: var(--space-md); grid-template-columns: 1fr; }
.project__gallery img { width: 100%; height: 100%; object-fit: cover; border-radius: var(--radius); }
@media (min-width: 768px) {
	.project__gallery { grid-template-columns: 1fr 1fr; }
	.project__gallery-item.is-wide { grid-column: 1 / -1; }
}

.project__embed iframe { width: 100%; aspect-ratio: 16 / 9; border: 0; border-radius: var(--radius); }
.project__embed--tour iframe { aspect-ratio: 4 / 3; }

.project__nav { display: flex; justify-content: space-between; gap: var(--space-md); border-top: 1px solid var(--color-line); }
.project__nav a { text-decoration: none; }
.project__nav-next { margin-left: auto; text-align: right; }

/* Contenuto editoriale ------------------------------------------------- */
.entry-content > * + * { margin-top: var(--space-sm); }
.entry-content h2 { font-size: var(--fs-lg); margin-top: var(--space-lg); }
.entry-content h3 { font-size: var(--fs-base); margin-top: var(--space-md); }
.entry-content ul, .entry-content ol { padding-left: 1.25em; }
.entry-content img { border-radius: var(--radius); }
.entry-media { margin-bottom: var(--space-lg); }

/* Liste articoli -------------------------------------------------------- */
.post-list { display: grid; gap: var(--space-lg); }
.post-list__title { font-size: var(--fs-lg); }
.post-list__title a { text-decoration: none; }