/**
 * FAQ section — Commercial Fire Coverage Gap Analyzer
 *
 * @package CGA_Tool
 */

.cga-faq {
	--cga-faq-text: #111827;
	--cga-faq-muted: #6b7280;
	--cga-faq-border: #d1d5db;
	--cga-faq-surface: #f5f7fa;
	--cga-faq-accent: #1e40af;
	--cga-faq-focus: #2563eb;
	--cga-faq-max-width: 720px;
	--cga-faq-touch: 2.75rem;

	box-sizing: border-box;
	max-width: var(--cga-faq-max-width);
	margin: 2.5rem auto 0;
	padding: 0 1rem 2rem;
	color: var(--cga-faq-text);
	font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
	font-size: 16px;
	line-height: 1.65;
}

.cga-faq *,
.cga-faq *::before,
.cga-faq *::after {
	box-sizing: inherit;
}

.cga-faq h2 {
	margin: 0 0 1.25rem;
	font-size: 20px;
	font-weight: 700;
	line-height: 1.3;
	color: var(--cga-faq-text);
}

.cga-faq__item {
	margin-bottom: 0.75rem;
	border: 1px solid var(--cga-faq-border);
	border-radius: 6px;
	background: var(--cga-faq-surface);
	overflow: hidden;
}

.cga-faq__item:last-child {
	margin-bottom: 0;
}

.cga-faq__summary {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
	min-height: var(--cga-faq-touch);
	padding: 0.875rem 1rem;
	font-size: 16px;
	font-weight: 600;
	line-height: 1.35;
	color: var(--cga-faq-accent);
	cursor: pointer;
	list-style: none;
}

.cga-faq__summary::-webkit-details-marker {
	display: none;
}

.cga-faq__summary::after {
	content: "−";
	flex-shrink: 0;
	width: 1.5rem;
	height: 1.5rem;
	font-size: 1.25rem;
	font-weight: 700;
	line-height: 1.5rem;
	text-align: center;
	color: var(--cga-faq-accent);
	background: #dbeafe;
	border-radius: 4px;
}

.cga-faq__item:not([open]) .cga-faq__summary::after {
	content: "+";
}

.cga-faq__summary:focus-visible {
	outline: 2px solid var(--cga-faq-focus);
	outline-offset: -2px;
}

.cga-faq__answer {
	padding: 0 1rem 1rem;
	color: var(--cga-faq-text);
}

.cga-faq__answer p {
	margin: 0 0 0.75rem;
	font-size: 14px;
	color: var(--cga-faq-text);
}

.cga-faq__answer p:last-child {
	margin-bottom: 0;
}

.cga-faq__answer a {
	color: var(--cga-faq-accent);
	font-weight: 600;
	text-decoration: underline;
	text-underline-offset: 2px;
}

.cga-faq__answer a:focus-visible {
	outline: 2px solid var(--cga-faq-focus);
	outline-offset: 2px;
}

@media (max-width: 640px) {
	.cga-faq {
		padding-inline: 1rem;
	}
}