/**
 * VPH Informative Privacy — front-end component.
 *
 * Root class `.vph-informativa` namespaces everything. Defaults map to the
 * Impreza content design tokens (with on-brand fallbacks) and can be
 * overridden by the theme by redefining the --vph-inf-* custom properties
 * (globally or per informativa via the `.vph-informativa--<slug>` class).
 */

.vph-informativa {
	/* Colours — Impreza tokens with Valparma Hospital fallbacks. */
	--vph-inf-primary: var(--color-content-primary, #031b4e);
	--vph-inf-text: var(--color-content-text, #2d3748);
	--vph-inf-heading: var(--color-content-heading, #031b4e);
	--vph-inf-muted: var(--color-content-faded, #4a5568);
	--vph-inf-bg: var(--color-content-bg, #ffffff);
	--vph-inf-bg-soft: var(--color-content-bg-alt, #f3f7fc);
	--vph-inf-border: var(--color-content-border, #dfeaf8);
	--vph-inf-link: var(--color-content-link, #1c5bb8);

	/* Shape & rhythm. */
	--vph-inf-font: var(--font-family, inherit);
	--vph-inf-radius: 10px;
	--vph-inf-radius-sm: 8px;
	--vph-inf-focus: var(--color-content-primary, #031b4e);
	--vph-inf-scroll-height: 320px;

	display: block;
	margin: 1.5rem 0;
	padding: 1.25rem;
	font-family: var(--vph-inf-font);
	color: var(--vph-inf-text);
	background: var(--vph-inf-bg);
	border: 1px solid var(--vph-inf-border);
	border-radius: var(--vph-inf-radius);
}

/* ---------- Header (always visible) ---------- */

.vph-informativa__header > *:first-child {
	margin-top: 0;
}

.vph-informativa__eyebrow {
	display: inline-block;
	margin: 0 0 0.4rem;
	font-size: 0.72rem;
	font-weight: 700;
	letter-spacing: 0.08em;
	line-height: 1.2;
	text-transform: uppercase;
	color: var(--vph-inf-primary);
}

.vph-informativa__title {
	margin: 0 0 0.4rem;
	color: var(--vph-inf-heading);
	font-size: 1.25rem;
	line-height: 1.25;
}

.vph-informativa__meta {
	margin: 0 0 0.5rem;
	font-size: 0.85rem;
	line-height: 1.45;
	color: var(--vph-inf-muted);
}

.vph-informativa__intro {
	margin: 0.25rem 0 0.75rem;
	color: var(--vph-inf-text);
}

/* ---------- Disclosure (native details/summary) ---------- */

.vph-informativa__details {
	margin-top: 0.5rem;
}

.vph-informativa__summary {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	width: auto;
	padding: 0.5rem 0.85rem;
	font-weight: 600;
	color: var(--vph-inf-primary);
	background: var(--vph-inf-bg-soft);
	border: 1px solid var(--vph-inf-border);
	border-radius: var(--vph-inf-radius-sm);
	cursor: pointer;
	user-select: none;
	list-style: none; /* hide default marker (Firefox) */
}

/* Hide default disclosure triangle (WebKit/Blink). */
.vph-informativa__summary::-webkit-details-marker {
	display: none;
}

.vph-informativa__summary:hover {
	background: var(--vph-inf-border);
}

.vph-informativa__summary:focus-visible {
	outline: 3px solid var(--vph-inf-focus);
	outline-offset: 2px;
}

/* Custom chevron. */
.vph-informativa__chevron {
	width: 0.55em;
	height: 0.55em;
	border-right: 2px solid currentColor;
	border-bottom: 2px solid currentColor;
	transform: rotate(45deg);
	transition: transform 0.2s ease;
}

.vph-informativa__details[open] .vph-informativa__chevron {
	transform: rotate(-135deg);
}

/* State-dependent label: only one is in the DOM at a time (good for SR). */
.vph-informativa__details:not([open]) .vph-informativa__summary-hide {
	display: none;
}

.vph-informativa__details[open] .vph-informativa__summary-show {
	display: none;
}

/* ---------- Body ---------- */

.vph-informativa__body {
	margin-top: 1rem;
	padding-top: 1rem;
	border-top: 1px solid var(--vph-inf-border);
	line-height: 1.6;
}

.vph-informativa--inline .vph-informativa__body,
.vph-informativa--scroll .vph-informativa__body {
	border-top: 0;
	padding-top: 0;
}

.vph-informativa__body > *:first-child {
	margin-top: 0;
}

.vph-informativa__body > *:last-child {
	margin-bottom: 0;
}

.vph-informativa__body :where(h2, h3, h4, h5, h6) {
	color: var(--vph-inf-heading);
}

.vph-informativa__body a {
	color: var(--vph-inf-link);
	text-decoration: underline;
}

/* ---------- Scroll mode ---------- */

.vph-informativa__scrollbox {
	max-height: var(--vph-inf-scroll-height);
	margin-top: 1rem;
	padding: 1rem;
	overflow-y: auto;
	background: var(--vph-inf-bg-soft);
	border: 1px solid var(--vph-inf-border);
	border-radius: var(--vph-inf-radius-sm);
	-webkit-overflow-scrolling: touch;
}

.vph-informativa__scrollbox:focus-visible {
	outline: 3px solid var(--vph-inf-focus);
	outline-offset: 2px;
}

/* ---------- Reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
	.vph-informativa__chevron {
		transition: none;
	}
}