/* =============================================================
 * Material Finder
 *
 * The card grid itself reuses the theme's global .post-grid /
 * .wp-block-card styles; this file only covers the finder chrome
 * (sidebar, search, controls, loading, pagination).
 * ============================================================= */

.material-finder {
	position: relative;
	font-family: inherit;
}

.material-finder--loading [data-grid] {
	opacity: 0.4;
	pointer-events: none;
	transition: opacity 0.2s ease;
}

/* ---------------------------------------------------------------
 *  Controls bar (mobile filter toggle + result count)
 * ------------------------------------------------------------- */
.material-finder__controls {
	display: flex;
	align-items: center;
	gap: 16px;
	padding: 12px 0;
	border-bottom: 1px solid #e5e5e5;
	margin-bottom: 24px;
	flex-wrap: wrap;
}

.material-finder__filter-toggle {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	background: none;
	border: 1px solid #ccc;
	border-radius: 6px;
	padding: 8px 14px;
	font-size: 14px;
	cursor: pointer;
	transition: border-color 0.2s;
}

.material-finder__filter-toggle:hover {
	border-color: #333;
}

.material-finder__result-count {
	font-size: 13px;
	color: #777;
	white-space: nowrap;
	margin-left: auto;
}

/* ---------------------------------------------------------------
 *  Active filter pills
 * ------------------------------------------------------------- */
.material-finder__active-filters {
	/* Sit on their own line within the controls bar. */
	flex-basis: 100%;
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
}

.material-finder__active-filters:empty {
	display: none;
}

.material-finder__chip {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	background: #f3f4f6;
	border: 1px solid #d1d5db;
	border-radius: 50px;
	padding: 6px 12px;
	font-size: 13px;
	line-height: 1;
	color: inherit;
	cursor: pointer;
	transition: background 0.15s, border-color 0.15s;
}

.material-finder__chip:hover {
	background: #e5e7eb;
	border-color: #9ca3af;
}

.material-finder__chip svg {
	flex-shrink: 0;
}

/* ---------------------------------------------------------------
 *  Layout: sidebar + main
 * ------------------------------------------------------------- */
.material-finder__layout {
	display: flex;
	gap: 32px;
}

.material-finder__main {
	flex: 1;
	min-width: 0;
	position: relative;
}

/* ---------------------------------------------------------------
 *  Sidebar
 * ------------------------------------------------------------- */
.material-finder__sidebar {
	width: 260px;
	flex-shrink: 0;
}

.material-finder__sidebar-header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	margin-bottom: 16px;
	padding-bottom: 12px;
	border-bottom: 1px solid #e5e5e5;
}

.material-finder__sidebar-title {
	font-size: 16px;
	font-weight: 600;
	margin: 0;
}

.material-finder__sidebar-hint {
	margin: 0 0 16px;
	font-size: 13px;
	line-height: 1.4;
	color: #777;
}

.material-finder__clear-all {
	background: none;
	border: none;
	color: var(--bedstone-palette-interactive, #4c779b);
	font-size: 13px;
	cursor: pointer;
	padding: 0;
	text-decoration: underline;
}

/* Search */
.material-finder__search {
	margin-bottom: 16px;
}

.material-finder__search-input {
	width: 100%;
	padding: 9px 12px;
	border: 1px solid #ccc;
	border-radius: 6px;
	font-size: 14px;
	box-sizing: border-box;
}

.material-finder__search-input:focus {
	outline: none;
	border-color: var(--bedstone-palette-interactive, #4c779b);
}

/* Filter groups */
.material-finder__filter-group {
	border-bottom: 1px solid #f0f0f0;
	padding-bottom: 12px;
	margin-bottom: 12px;
}

.material-finder__filter-group:last-child {
	border-bottom: none;
	margin-bottom: 0;
	padding-bottom: 0;
}

.material-finder__filter-heading {
	display: flex;
	align-items: center;
	justify-content: space-between;
	width: 100%;
	background: none;
	border: none;
	padding: 8px 0;
	font-size: 14px;
	font-weight: 600;
	cursor: pointer;
	color: inherit;
}

.material-finder__chevron {
	transition: transform 0.2s ease;
}

.material-finder__filter-heading[aria-expanded="false"] .material-finder__chevron {
	transform: rotate(-90deg);
}

.material-finder__filter-body {
	padding-top: 4px;
}

.material-finder__filter-heading[aria-expanded="false"] + .material-finder__filter-body {
	display: none;
}

.material-finder__filter-list {
	list-style: none;
	margin: 0;
	padding: 0;
	max-height: 240px;
	overflow-y: auto;
}

.material-finder__filter-item {
	margin: 0;
	padding: 0;
}

.material-finder__filter-label {
	display: flex;
	align-items: center;
	gap: 8px;
	padding: 5px 0;
	font-size: 13px;
	cursor: pointer;
	transition: color 0.15s;
}

.material-finder__filter-checkbox {
	width: 16px;
	height: 16px;
	flex-shrink: 0;
	accent-color: var(--bedstone-palette-interactive, #4c779b);
	cursor: pointer;
}

.material-finder__filter-name {
	flex: 1;
}

/* ---------------------------------------------------------------
 *  Grid
 *  (.post-grid styles come from the theme; cap at 3 columns inside
 *  the finder since the sidebar eats ~260px.)
 * ------------------------------------------------------------- */
@media (min-width: 1251px) {
	.material-finder .post-grid {
		grid-template-columns: 1fr 1fr 1fr;
	}
}

/* ---------------------------------------------------------------
 *  Empty state
 * ------------------------------------------------------------- */
.material-finder__empty {
	text-align: center;
	padding: 48px 24px;
	color: #666;
	font-size: 16px;
}

/* ---------------------------------------------------------------
 *  Loading overlay
 * ------------------------------------------------------------- */
.material-finder__loading {
	display: none;
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	z-index: 50;
	align-items: flex-start;
	justify-content: center;
	padding-top: 120px;
}

.material-finder__loading[aria-hidden="false"] {
	display: flex;
}

.material-finder__spinner {
	width: 32px;
	height: 32px;
	border: 3px solid #e5e5e5;
	border-top-color: var(--bedstone-palette-interactive, #4c779b);
	border-radius: 50%;
	animation: material-finder-spin 0.6s linear infinite;
}

@keyframes material-finder-spin {
	to { transform: rotate(360deg); }
}

/* ---------------------------------------------------------------
 *  Pagination
 * ------------------------------------------------------------- */
.material-finder__pagination {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 16px;
	margin-top: 32px;
	padding-top: 24px;
	border-top: 1px solid #e5e5e5;
}

.material-finder__page-btn {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	background: #fff;
	border: 1px solid #ccc;
	border-radius: 6px;
	padding: 10px 20px;
	font-size: 14px;
	cursor: pointer;
	transition: border-color 0.2s, background 0.2s;
}

.material-finder__page-btn:hover {
	border-color: #333;
	background: #f9f9f9;
}

.material-finder__page-info {
	font-size: 13px;
	color: #777;
}

/* ---------------------------------------------------------------
 *  Mobile filter drawer: backdrop + close button
 *
 *  Both are inert on desktop, where the sidebar is always visible.
 * ------------------------------------------------------------- */
.material-finder__backdrop,
.material-finder__sidebar-close {
	display: none;
}

.material-finder__backdrop {
	position: fixed;
	inset: 0;
	background: rgba(0, 0, 0, 0.55);
	z-index: 999;
}

.material-finder__sidebar-close {
	/* Absorbs the header's free space so the X lands in the far right corner. */
	margin-left: auto;
	background: none;
	border: 0;
	padding: 4px;
	line-height: 0;
	color: inherit;
	cursor: pointer;
}

/* ---------------------------------------------------------------
 *  Responsive
 * ------------------------------------------------------------- */
@media (max-width: 768px) {
	.material-finder__layout {
		flex-direction: column;
	}

	.material-finder__sidebar {
		display: none;
		position: fixed;
		top: 0;
		left: 0;
		width: 85%;
		max-width: 320px;
		height: 100vh;
		background: #fff;
		z-index: 1000;
		overflow-y: auto;
		padding: 24px;
		box-shadow: 4px 0 20px rgba(0, 0, 0, 0.15);
		box-sizing: border-box;
	}

	.material-finder__sidebar--open {
		display: block;
	}

	.material-finder__backdrop--visible,
	.material-finder__sidebar-close {
		display: block;
	}

	/* Keep the title and X reachable while the filter list scrolls. */
	.material-finder__sidebar-header {
		position: sticky;
		top: 0;
		gap: 12px;
		background: #fff;
		z-index: 1;
	}

	/* Stop the page behind the drawer from scrolling. */
	body.material-finder-drawer-open {
		overflow: hidden;
	}
}

@media (min-width: 769px) {
	.material-finder__filter-toggle {
		display: none;
	}

	.material-finder__sidebar {
		display: block !important;
	}
}