/* ==========================================================================
   CM Digital — Sección 13: FAQ
   Accessible accordion — real <button>s, aria-expanded/aria-controls, no
   library. Default (no-JS) state is every answer open and readable; JS
   collapses them and wires up the interactive disclosure behavior.
   ========================================================================== */

.faq {
	background: var(--bg-secondary);
}

.faq .section__ambient::before {
	opacity: 0.15;
}

.faq__list {
	position: relative;
	z-index: 1;
	max-width: 860px;
}

.faq__item {
	border-bottom: 1px solid var(--border);
}

.faq__item:first-child {
	border-top: 1px solid var(--border);
}

.faq__question {
	margin: 0;
}

.faq__trigger {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: var(--space-lg);
	width: 100%;
	padding-block: var(--space-md);
	text-align: left;
	font-size: var(--fs-body-lg);
	font-weight: var(--fw-medium);
	color: var(--text-primary);
	transition: color var(--transition-fast);
}

.faq__trigger:hover,
.faq__trigger:focus-visible {
	color: var(--accent-300);
}

.faq__icon {
	position: relative;
	width: 18px;
	height: 18px;
	flex-shrink: 0;
	color: var(--accent-400);
}

.faq__icon::before,
.faq__icon::after {
	content: "";
	position: absolute;
	background: currentColor;
	border-radius: 2px;
}

.faq__icon::before {
	top: 50%;
	left: 0;
	width: 100%;
	height: 2px;
	transform: translateY(-50%);
}

.faq__icon::after {
	left: 50%;
	top: 0;
	width: 2px;
	height: 100%;
	transform: translateX(-50%);
	transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq__item.is-open .faq__icon::after {
	transform: translateX(-50%) scaleY(0);
}

.faq__panel {
	display: grid;
	grid-template-rows: 1fr;
	transition: grid-template-rows 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq__list.js-accordion .faq__panel {
	grid-template-rows: 0fr;
}

.faq__list.js-accordion .faq__item.is-open .faq__panel {
	grid-template-rows: 1fr;
}

.faq__panel-inner {
	overflow: hidden;
	min-height: 0;
}

.faq__answer {
	max-width: 68ch;
	padding-bottom: var(--space-md);
	font-size: var(--fs-body);
	line-height: var(--lh-body);
	color: var(--text-secondary);
}