/*
 * MxChat FAQ Enhancements — site-side progressive enhancement.
 * Targets the existing <details id="faq-*">/<summary> markup on /faq/.
 * Brand palette: --global-palette1 (#2B6CB0), --global-palette2 (#215387).
 */

.mxchat-faq-enhanced .entry-content nav {
	position: sticky;
	top: 0;
	z-index: 50;
	margin: 0 -8px 28px;
	padding: 12px 16px;
	background: rgba(255, 255, 255, 0.92);
	-webkit-backdrop-filter: saturate(180%) blur(10px);
	backdrop-filter: saturate(180%) blur(10px);
	border-bottom: 1px solid #e5e7eb;
	display: flex;
	flex-wrap: wrap;
	gap: 6px 4px;
	align-items: center;
	font-size: 0.95rem;
	border-radius: 0 0 8px 8px;
	box-shadow: 0 1px 0 rgba(0, 0, 0, 0.02);
}

.mxchat-faq-enhanced .entry-content nav a {
	display: inline-flex;
	align-items: center;
	padding: 6px 12px;
	margin: 0;
	border-radius: 999px;
	font-size: 0.88rem;
	font-weight: 500;
	color: #4b5563;
	background: #f3f4f6;
	text-decoration: none;
	transition: background 160ms ease, color 160ms ease, transform 160ms ease;
	white-space: nowrap;
}

.mxchat-faq-enhanced .entry-content nav a:hover {
	background: #e0e7ef;
	color: #1f2937;
}

.mxchat-faq-enhanced .entry-content nav a.mxchat-faq-cat-active {
	background: var(--global-palette1, #2B6CB0);
	color: #fff;
}

.mxchat-faq-enhanced .entry-content nav a:not(:last-child)::after {
	content: '';
	display: none;
}

/* Hide the original middle-dot separators between nav links */
.mxchat-faq-enhanced .entry-content nav {
	color: transparent;
}
.mxchat-faq-enhanced .entry-content nav a {
	color: #4b5563;
}
.mxchat-faq-enhanced .entry-content nav a.mxchat-faq-cat-active {
	color: #fff;
}

/* Expand/Collapse all toolbar */
.mxchat-faq-toolbar {
	display: flex;
	justify-content: flex-end;
	gap: 12px;
	margin: 0 0 16px;
	font-size: 0.88rem;
}

.mxchat-faq-toolbar button {
	background: transparent;
	border: 1px solid #e5e7eb;
	border-radius: 6px;
	padding: 6px 12px;
	font-size: 0.85rem;
	color: #4b5563;
	cursor: pointer;
	transition: background 160ms ease, border-color 160ms ease, color 160ms ease;
	box-shadow: none;
}

.mxchat-faq-toolbar button:hover {
	border-color: var(--global-palette1, #2B6CB0);
	color: var(--global-palette1, #2B6CB0);
	background: #fff;
	box-shadow: none;
}

/* Search box */
.mxchat-faq-search {
	margin: 0 0 16px;
	position: relative;
}

.mxchat-faq-search input {
	width: 100%;
	padding: 12px 16px 12px 42px;
	font-size: 1rem;
	border: 1px solid #d1d5db;
	border-radius: 8px;
	background: #fff;
	color: #1f2937;
	transition: border-color 160ms ease, box-shadow 160ms ease;
	box-sizing: border-box;
}

.mxchat-faq-search input:focus {
	outline: none;
	border-color: var(--global-palette1, #2B6CB0);
	box-shadow: 0 0 0 3px rgba(43, 108, 176, 0.12);
}

.mxchat-faq-search::before {
	content: '';
	position: absolute;
	top: 50%;
	left: 14px;
	width: 18px;
	height: 18px;
	transform: translateY(-50%);
	background: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><circle cx='11' cy='11' r='7'/><path d='M21 21l-4.3-4.3'/></svg>") no-repeat center / contain;
	pointer-events: none;
}

.mxchat-faq-search-meta {
	margin: 6px 4px 0;
	font-size: 0.82rem;
	color: #6b7280;
	min-height: 1.1em;
}

/* Section / category H2 */
.mxchat-faq-enhanced .entry-content section[id^='cat-'] {
	margin: 32px 0 0;
	padding-top: 8px;
}

.mxchat-faq-enhanced .entry-content section[id^='cat-'] > h2 {
	font-size: 1.5rem;
	font-weight: 700;
	letter-spacing: -0.01em;
	margin: 0 0 16px;
	padding: 0 0 8px;
	border-bottom: 2px solid var(--global-palette1, #2B6CB0);
	display: inline-block;
}

/* Card-styled <details> */
.mxchat-faq-enhanced .entry-content details[id^='faq-'] {
	background: #ffffff;
	border: 1px solid #e5e7eb;
	border-left: 4px solid var(--global-palette1, #2B6CB0);
	border-radius: 10px;
	margin: 0 0 12px;
	padding: 0;
	box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
	overflow: hidden;
	transition: box-shadow 200ms ease, border-color 200ms ease;
}

.mxchat-faq-enhanced .entry-content details[id^='faq-'][open] {
	box-shadow: 0 6px 16px rgba(0, 0, 0, 0.06);
	border-left-color: var(--global-palette2, #215387);
}

.mxchat-faq-enhanced .entry-content details[id^='faq-'].mxchat-faq-target {
	box-shadow: 0 0 0 3px rgba(43, 108, 176, 0.18);
}

/* <summary> = the clickable question */
.mxchat-faq-enhanced .entry-content details[id^='faq-'] > summary {
	list-style: none;
	cursor: pointer;
	padding: 18px 52px 18px 20px;
	position: relative;
	font-size: 1.08rem;
	font-weight: 600;
	line-height: 1.45;
	color: #1f2937;
	user-select: none;
	transition: background 160ms ease, color 160ms ease;
}

.mxchat-faq-enhanced .entry-content details[id^='faq-'] > summary::-webkit-details-marker {
	display: none;
}

.mxchat-faq-enhanced .entry-content details[id^='faq-'] > summary:hover {
	background: #f9fafb;
	color: #111827;
}

.mxchat-faq-enhanced .entry-content details[id^='faq-'][open] > summary {
	color: var(--global-palette2, #215387);
}

/* Chevron */
.mxchat-faq-enhanced .entry-content details[id^='faq-'] > summary::after {
	content: '';
	position: absolute;
	right: 20px;
	top: 50%;
	width: 18px;
	height: 18px;
	transform: translateY(-50%) rotate(0deg);
	background: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23215387' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>") no-repeat center / contain;
	transition: transform 220ms ease;
}

.mxchat-faq-enhanced .entry-content details[id^='faq-'][open] > summary::after {
	transform: translateY(-50%) rotate(-180deg);
}

/* Answer body */
.mxchat-faq-enhanced .entry-content details[id^='faq-'] > p,
.mxchat-faq-enhanced .entry-content details[id^='faq-'] > ul,
.mxchat-faq-enhanced .entry-content details[id^='faq-'] > ol,
.mxchat-faq-enhanced .entry-content details[id^='faq-'] > blockquote,
.mxchat-faq-enhanced .entry-content details[id^='faq-'] > figure {
	margin: 0;
	padding: 0 20px 18px;
	font-size: 1rem;
	line-height: 1.7;
	color: #374151;
	max-width: 72ch;
}

.mxchat-faq-enhanced .entry-content details[id^='faq-'] > p + p {
	padding-top: 0;
	margin-top: -8px;
}

.mxchat-faq-enhanced .entry-content details[id^='faq-'] > p a {
	color: var(--global-palette1, #2B6CB0);
	text-decoration: underline;
	text-underline-offset: 2px;
}

.mxchat-faq-enhanced .entry-content details[id^='faq-'] > p code {
	background: #f3f4f6;
	padding: 1px 5px;
	border-radius: 4px;
	font-size: 0.88em;
}

/* Availability pill — replaces the trailing <em>Available in...</em> footer */
.mxchat-faq-availability-pill {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	margin: 4px 20px 16px;
	padding: 4px 10px 4px 8px;
	border-radius: 999px;
	font-size: 0.78rem;
	font-weight: 600;
	font-style: normal;
	letter-spacing: 0.01em;
	line-height: 1.4;
}

.mxchat-faq-availability-pill::before {
	content: '';
	display: inline-block;
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: currentColor;
	opacity: 0.85;
}

.mxchat-faq-availability-pill.is-core {
	background: #ecfdf5;
	color: #047857;
}

.mxchat-faq-availability-pill.is-addon {
	background: #eff6ff;
	color: #1d4ed8;
}

/* Hide the originally-trailing italic footer that the JS replaced with a pill */
.mxchat-faq-enhanced .entry-content details[id^='faq-'] em.mxchat-faq-availability-source {
	display: none;
}

/* Filter hidden state */
.mxchat-faq-enhanced .entry-content details[id^='faq-'].mxchat-faq-hidden {
	display: none;
}

.mxchat-faq-enhanced .entry-content section[id^='cat-'].mxchat-faq-hidden {
	display: none;
}

/* Mobile tuning */
@media (max-width: 640px) {
	.mxchat-faq-enhanced .entry-content nav {
		overflow-x: auto;
		flex-wrap: nowrap;
		padding: 10px 12px;
		gap: 6px;
		scrollbar-width: thin;
		-webkit-overflow-scrolling: touch;
	}

	.mxchat-faq-enhanced .entry-content nav a {
		flex: 0 0 auto;
		font-size: 0.82rem;
		padding: 6px 12px;
	}

	.mxchat-faq-enhanced .entry-content details[id^='faq-'] > summary {
		padding: 16px 48px 16px 16px;
		min-height: 44px;
		font-size: 1rem;
	}

	.mxchat-faq-enhanced .entry-content details[id^='faq-'] > summary::after {
		right: 16px;
		width: 22px;
		height: 22px;
	}

	.mxchat-faq-enhanced .entry-content details[id^='faq-'] > p,
	.mxchat-faq-enhanced .entry-content details[id^='faq-'] > ul,
	.mxchat-faq-enhanced .entry-content details[id^='faq-'] > ol {
		padding: 0 16px 16px;
		font-size: 0.95rem;
	}

	.mxchat-faq-availability-pill {
		margin: 4px 16px 14px;
	}

	.mxchat-faq-toolbar {
		justify-content: stretch;
		gap: 8px;
	}

	.mxchat-faq-toolbar button {
		flex: 1;
	}
}

/* Reduced motion — kill the chevron transition */
@media (prefers-reduced-motion: reduce) {
	.mxchat-faq-enhanced .entry-content details[id^='faq-'],
	.mxchat-faq-enhanced .entry-content details[id^='faq-'] > summary,
	.mxchat-faq-enhanced .entry-content details[id^='faq-'] > summary::after,
	.mxchat-faq-enhanced .entry-content nav a {
		transition: none;
	}
}