/**
 * QSM FAQ — front-end accordion styles.
 * All selectors are prefixed (.qsm-faq) so nothing bleeds into the theme,
 * WooCommerce, or Elementor. Colors flow from --qsm-faq-accent (set inline
 * from the plugin settings) so the accordion adapts to the brand.
 */

.qsm-faq {
	--qsm-faq-radius: 14px;
	--qsm-faq-border: rgba(0, 0, 0, 0.08);
	--qsm-faq-bg: #ffffff;
	--qsm-faq-bg-open: #f6f9fc;
	--qsm-faq-border-hover: rgba(0, 0, 0, 0.18);
	--qsm-faq-icon-bg: rgba(0, 0, 0, 0.06);
	--qsm-faq-shadow: 0 1px 2px rgba(16, 24, 40, 0.04);
	--qsm-faq-shadow-hover: 0 10px 30px -12px rgba(16, 24, 40, 0.28);
	margin: 0 auto;
	font-size: inherit;
	line-height: 1.6;
}

.qsm-faq * {
	box-sizing: border-box;
}

.qsm-faq__group {
	margin: 0 0 2.25em;
}

.qsm-faq__group:last-child {
	margin-bottom: 0;
}

.qsm-faq__group-title {
	position: relative;
	margin: 0 0 0.9em;
	padding-bottom: 0.45em;
	font-size: 1.45em;
	line-height: 1.3;
}

.qsm-faq__group-title::after {
	content: "";
	position: absolute;
	left: 0;
	bottom: 0;
	width: 44px;
	height: 3px;
	border-radius: 3px;
	background: var(--qsm-faq-accent, #2271b1);
}

.qsm-faq__items {
	display: flex;
	flex-direction: column;
	gap: 12px;
}

.qsm-faq__item {
	background: var(--qsm-faq-bg);
	border: 1px solid var(--qsm-faq-border);
	border-radius: var(--qsm-faq-radius);
	box-shadow: var(--qsm-faq-shadow);
	overflow: hidden;
	transition: box-shadow 0.25s ease, border-color 0.25s ease, background-color 0.25s ease;
}

.qsm-faq__item:hover {
	box-shadow: var(--qsm-faq-shadow-hover);
	border-color: var(--qsm-faq-border-hover);
}

.qsm-faq__item.is-open {
	background: var(--qsm-faq-bg-open);
	border-color: var(--qsm-faq-border-hover);
}

/* The heading is purely structural — the button does the work. */
.qsm-faq__q {
	margin: 0;
	padding: 0;
	font-size: 1em;
	line-height: inherit;
}

.qsm-faq__toggle {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
	width: 100%;
	margin: 0;
	padding: 18px 20px;
	background: transparent;
	border: 0;
	border-radius: 0;
	cursor: pointer;
	text-align: left;
	font: inherit;
	font-weight: 600;
	font-size: 1.05em;
	color: inherit;
	-webkit-appearance: none;
	appearance: none;
	box-shadow: none;
}

.qsm-faq__toggle:hover,
.qsm-faq__toggle:focus {
	background: transparent;
	color: var(--qsm-faq-accent, #2271b1);
	outline: none;
}

.qsm-faq__toggle:focus-visible {
	outline: 2px solid var(--qsm-faq-accent, #2271b1);
	outline-offset: -2px;
	border-radius: var(--qsm-faq-radius);
}

.qsm-faq__item.is-open .qsm-faq__toggle {
	color: var(--qsm-faq-accent, #2271b1);
}

.qsm-faq__q-text {
	flex: 1 1 auto;
}

/* Plus icon that morphs into a minus. */
.qsm-faq__icon {
	position: relative;
	flex: 0 0 auto;
	width: 28px;
	height: 28px;
	border-radius: 50%;
	background: var(--qsm-faq-icon-bg);
	transition: background-color 0.25s ease, transform 0.3s ease;
}

.qsm-faq__icon::before,
.qsm-faq__icon::after {
	content: "";
	position: absolute;
	top: 50%;
	left: 50%;
	width: 12px;
	height: 2px;
	border-radius: 2px;
	background: var(--qsm-faq-accent, #2271b1);
	transform: translate(-50%, -50%);
	transition: transform 0.3s ease, opacity 0.2s ease;
}

.qsm-faq__icon::after {
	transform: translate(-50%, -50%) rotate(90deg);
}

.qsm-faq__item.is-open .qsm-faq__icon {
	background: var(--qsm-faq-accent, #2271b1);
	transform: rotate(180deg);
}

.qsm-faq__item.is-open .qsm-faq__icon::before,
.qsm-faq__item.is-open .qsm-faq__icon::after {
	background: #ffffff;
}

.qsm-faq__item.is-open .qsm-faq__icon::after {
	transform: translate(-50%, -50%) rotate(0deg);
	opacity: 0;
}

/* Smooth open/close via grid-template-rows — no JS height math. */
.qsm-faq__a {
	display: grid;
	grid-template-rows: 0fr;
	transition: grid-template-rows 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.qsm-faq__item.is-open .qsm-faq__a {
	grid-template-rows: 1fr;
}

.qsm-faq__a-inner {
	min-height: 0;
	overflow: hidden;
	visibility: hidden;
	padding: 0 20px;
	transition: visibility 0.35s;
}

.qsm-faq__item.is-open .qsm-faq__a-inner {
	visibility: visible;
	padding-bottom: 20px;
}

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

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

.qsm-faq__notice {
	padding: 12px 16px;
	border: 1px dashed #c3c4c7;
	border-radius: 8px;
	color: #50575e;
	font-style: italic;
}

@media (prefers-reduced-motion: reduce) {
	.qsm-faq__a,
	.qsm-faq__a-inner,
	.qsm-faq__icon,
	.qsm-faq__icon::before,
	.qsm-faq__icon::after,
	.qsm-faq__item {
		transition: none;
	}
}

@media (max-width: 480px) {
	.qsm-faq__toggle {
		padding: 15px 16px;
		font-size: 1em;
	}

	.qsm-faq__a-inner {
		padding: 0 16px;
	}

	.qsm-faq__item.is-open .qsm-faq__a-inner {
		padding-bottom: 16px;
	}
}

/* Richer, accent-tinted surfaces where color-mix() is supported. */
@supports (background: color-mix(in srgb, red 50%, white)) {
	.qsm-faq {
		--qsm-faq-bg-open: color-mix(in srgb, var(--qsm-faq-accent, #2271b1) 4%, #ffffff);
		--qsm-faq-border-hover: color-mix(in srgb, var(--qsm-faq-accent, #2271b1) 40%, var(--qsm-faq-border));
		--qsm-faq-icon-bg: color-mix(in srgb, var(--qsm-faq-accent, #2271b1) 10%, transparent);
		--qsm-faq-shadow-hover: 0 10px 30px -12px color-mix(in srgb, var(--qsm-faq-accent, #2271b1) 35%, rgba(16, 24, 40, 0.25));
	}
}