/*
 * Tanshell FAQ — frontend styles
 * Toutes les valeurs sont surchargeables via les variables CSS --tsfaq-*.
 */

.tsfaq {
	--tsfaq-border: #e4e7ec;
	--tsfaq-border-hover: #cfd4dc;
	--tsfaq-bg: transparent;
	--tsfaq-bg-open: #f9fafb;
	--tsfaq-text: inherit;
	--tsfaq-muted: #667085;
	--tsfaq-accent: currentColor;
	--tsfaq-focus: #2563eb;
	--tsfaq-radius: 10px;
	--tsfaq-gap: 8px;
	--tsfaq-padding: 18px;
	--tsfaq-transition: 220ms ease;

	display: block;
	color: var(--tsfaq-text);
	margin: 1.25em 0;
}

.tsfaq__title {
	margin: 0 0 0.75em;
	line-height: 1.25;
}

.tsfaq__list {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: var(--tsfaq-gap);
}

.tsfaq__item {
	background: var(--tsfaq-bg);
	border: 1px solid var(--tsfaq-border);
	border-radius: var(--tsfaq-radius);
	overflow: hidden;
	transition: border-color var(--tsfaq-transition), background-color var(--tsfaq-transition);
}

.tsfaq__item:hover {
	border-color: var(--tsfaq-border-hover);
}

.tsfaq__item:has(.tsfaq__trigger[aria-expanded="true"]) {
	background: var(--tsfaq-bg-open);
	border-color: var(--tsfaq-border-hover);
}

.tsfaq__question {
	margin: 0;
	font-size: inherit;
	line-height: 1.4;
}

.tsfaq__trigger {
	all: unset;
	box-sizing: border-box;
	display: flex;
	width: 100%;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
	padding: var(--tsfaq-padding);
	cursor: pointer;
	font: inherit;
	font-weight: 600;
	color: var(--tsfaq-text);
	text-align: left;
	min-height: 44px;
}

.tsfaq__trigger:focus-visible {
	outline: 2px solid var(--tsfaq-focus);
	outline-offset: -2px;
	border-radius: var(--tsfaq-radius);
}

.tsfaq__q-text {
	flex: 1;
	overflow-wrap: anywhere;
}

.tsfaq__icon {
	flex: 0 0 auto;
	width: 14px;
	height: 14px;
	position: relative;
	transition: transform var(--tsfaq-transition);
	color: var(--tsfaq-accent);
}

.tsfaq__icon::before,
.tsfaq__icon::after {
	content: "";
	position: absolute;
	background: currentColor;
	border-radius: 2px;
	transition: transform var(--tsfaq-transition), opacity var(--tsfaq-transition);
}

.tsfaq__icon::before {
	top: 50%;
	left: 0;
	right: 0;
	height: 2px;
	transform: translateY(-50%);
}

.tsfaq__icon::after {
	left: 50%;
	top: 0;
	bottom: 0;
	width: 2px;
	transform: translateX(-50%);
}

.tsfaq__trigger[aria-expanded="true"] .tsfaq__icon::after {
	opacity: 0;
	transform: translateX(-50%) rotate(90deg);
}

.tsfaq__trigger[aria-expanded="true"] .tsfaq__icon {
	transform: rotate(180deg);
}

.tsfaq__answer {
	border-top: 1px solid transparent;
}

.tsfaq__answer:not([hidden]) {
	border-top-color: var(--tsfaq-border);
	animation: tsfaq-fade var(--tsfaq-transition) ease-out;
}

.tsfaq__answer-inner {
	padding: var(--tsfaq-padding);
	color: var(--tsfaq-text);
}

.tsfaq__answer-inner > :first-child {
	margin-top: 0;
}

.tsfaq__answer-inner > :last-child {
	margin-bottom: 0;
}

.tsfaq__empty {
	margin: 0;
	padding: var(--tsfaq-padding);
	border: 1px dashed var(--tsfaq-border);
	border-radius: var(--tsfaq-radius);
	color: var(--tsfaq-muted);
	font-style: italic;
	text-align: center;
}

@keyframes tsfaq-fade {
	from { opacity: 0; transform: translateY(-2px); }
	to   { opacity: 1; transform: none; }
}

@media (prefers-reduced-motion: reduce) {
	.tsfaq__icon,
	.tsfaq__icon::before,
	.tsfaq__icon::after,
	.tsfaq__item,
	.tsfaq__answer:not([hidden]) {
		transition: none;
		animation: none;
	}
}

/* Forced colors / high contrast */
@media (forced-colors: active) {
	.tsfaq__item { border-color: CanvasText; }
	.tsfaq__trigger:focus-visible { outline-color: Highlight; }
	.tsfaq__icon { color: CanvasText; }
}