/* Resource archive layout, independent from the home page resource grids. */
.listing-shell {
	width: 100%;
	max-width: 1440px;
	margin-inline: auto;
	padding-inline: clamp(16px, 3vw, 40px);
	box-sizing: border-box;
}
.listing-breadcrumb-shell .breadcrumbs { margin: 0; }
.resource-listing-layout {
	display: grid;
	grid-template-columns: minmax(240px, 19%) minmax(0, 1fr);
	align-items: start;
	gap: 32px;
	margin-block: 18px 32px;
}
.resource-filters {
	position: sticky;
	top: 24px;
	min-width: 0;
	padding: 20px;
	border: 1px solid #e0e5ee;
	border-radius: 16px;
	background: #fff;
	box-shadow: 0 3px 12px rgb(12 34 75 / 4%);
}
.resource-filters > summary {
	color: #0e285a;
	font-weight: 800;
	cursor: pointer;
}
.resource-filters > summary::-webkit-details-marker { display: none; }
.filter-funnel { width: 16px; height: 16px; margin-right: 8px; fill: none; stroke: #b5227c; stroke-width: 2; vertical-align: -3px; }
.filter-title-mobile { display: none; }
.resource-filters fieldset {
	display: grid;
	gap: 7px;
	margin: 18px 0;
	padding: 0 0 16px;
	border: 0;
	border-bottom: 1px solid #e7eaf0;
}
.resource-filters legend { margin-bottom: 8px; color: #10295a; font-size: 1rem; font-weight: 800; }
.resource-filters label { display: flex; align-items: center; gap: 8px; min-width: 0; color: #263758; font-size: .88rem; line-height: 1.35; }
.resource-filters input[type="checkbox"] { width: 18px; height: 18px; flex: 0 0 18px; margin: 0; accent-color: #1673e6; }
.resource-filters button,.resource-filters .clear-filters { display: flex; width: 100%; min-height: 42px; align-items: center; justify-content: center; margin-top: 10px; border-radius: 999px; background: #f22e70; color: #fff; text-decoration: none; font-weight: 700; }
.resource-listing-main { min-width: 0; }
.resource-listing-heading { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin: 0 0 14px; }
.resource-listing-heading h1 { margin: 0; color: #10295a; font-size: clamp(1.65rem, 2.4vw, 2.1rem); font-weight: 850; letter-spacing: -.03em; }
.resource-listing-heading p { margin: 3px 0 0; color: #52627f; font-size: .92rem; }
.resource-listing-heading form,.resource-listing-heading label { display: flex; align-items: center; gap: 9px; }
.resource-listing-heading label { color: #405171; font-size: .85rem; white-space: nowrap; }
.resource-listing-heading select { max-width: 190px; min-height: 42px; padding: 8px 34px 8px 12px; border: 1px solid #d7deea; border-radius: 8px; background: #fff; color: #162c58; }
.resource-listing-heading .btn { display: none; }
.listing-shell .resource-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); align-items: stretch; gap: 24px; min-width: 0; }
.listing-shell .resource-card { min-width: 0; overflow: hidden; border: 1px solid #e1e6ef; border-radius: 16px; background: #fff; box-shadow: 0 3px 12px rgb(20 43 80 / 5%); transition: transform .18s ease, box-shadow .18s ease; }
.listing-shell .resource-card:hover { transform: translateY(-3px); box-shadow: 0 9px 24px rgb(20 43 80 / 11%); }
.resource-card-link { display: flex; height: 100%; flex-direction: column; color: inherit; text-decoration: none; }
.listing-shell .resource-card .card-media { display: block; overflow: hidden; margin: 7px 7px 0; aspect-ratio: 16 / 10; border-radius: 11px; background: #f4f6fa; }
.listing-shell .resource-card .card-media img { display: block; width: 100%; height: 100%; object-fit: contain; object-position: center; }
.listing-shell .resource-card .card-body { position: relative; display: flex; min-height: 164px; flex: 1; flex-direction: column; align-items: flex-start; padding: 9px 11px 42px; }
.resource-card:not(.resource-card--related) .card-body { position: relative; padding-bottom: 56px; }
.resource-card-title { display: -webkit-box; overflow: hidden; color: #122b5b; font-size: 17px; font-weight: 800; line-height: 1.28; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.resource-card-chips { display: flex; flex-wrap: wrap; gap: 6px; margin: 7px 0; }
.resource-card-chips > span { display: inline-flex; align-items: center; min-height: 23px; padding: 3px 9px; border-radius: 999px; color: #263858; font-size: .74rem; font-weight: 700; line-height: 1.1; }
.resource-card-chips .subject-chip { background: #ffe0e9; color: #7c1737; }
.resource-card-chips .grade-chip { background: #dff8eb; color: #14532d; }
.resource-card-chips .grade-chip--prek,.resource-card-chips .grade-chip--k { background: #dff8eb; }
.resource-card-chips .grade-chip--1st,.resource-card-chips .grade-chip--2nd { background: #e1efff; }
.resource-card-chips .grade-chip--3rd,.resource-card-chips .grade-chip--4th { background: #fff1c2; }
.resource-card-chips .grade-chip--5th,.resource-card-chips .grade-chip--6th { background: #eee7ff; }
.resource-card-excerpt { display: -webkit-box; overflow: hidden; margin: 0; color: #465674; font-size: .82rem; line-height: 1.38; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.resource-free-badge { position: absolute; top: 12px; left: 12px; z-index: 1; padding: 4px 8px; border-radius: 999px; background: #fff; color: #8a1f45; font-size: .7rem; font-weight: 800; box-shadow: 0 1px 5px rgb(0 0 0 / 12%); }
.listing-shell .resource-card-chips .resource-free-badge { position: static; }
.resource-card-arrow { position: absolute; right: 10px; bottom: 10px; display: grid; width: 36px; height: 36px; place-items: center; border: 2px solid #fa3175; border-radius: 50%; color: #ed2868; font-size: 1.4rem; font-weight: 800; line-height: 1; }
.resource-card-link:focus-visible { outline: 3px solid #1575e8; outline-offset: 3px; }
.resource-listing-main .page-numbers { margin-top: 24px; }
.empty-state { padding: 28px; border: 1px dashed #ccd4e3; border-radius: 14px; background: #fafbfe; color: #465674; }

/* Product page follows the supplied 5AB two-column reference. */
main.container.resource-detail { width: 100%; max-width: 1240px; box-sizing: border-box; }
.resource-layout-v10 { grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr); gap: 26px; margin: 18px 0 16px; }
.gallery-main { border: 1px solid #e0e5ed; border-radius: 14px; box-shadow: 0 4px 18px rgb(18 40 78 / 8%); }
.preview-badge { top: 12px; right: 12px; left: auto; background: #f42e72; }
.preview-thumbnails a[aria-current="true"] { border-color: #1675e8; }
.resource-summary h1 { color: #10295a; font-size: clamp(2rem, 3vw, 2.6rem); font-weight: 850; letter-spacing: -.035em; line-height: 1.08; }
.resource-summary section { margin: 18px 0; }
.resource-summary section h2 { color: #10295a; font-size: 1.25rem; }
.included-list li { padding-left: 28px; }
.included-list li::before { content: "✓"; color: #0878e8; }
.resource-chips .chip-subject { background: #dcecff; color: #1453a2; }
.resource-chips .chip-grade { background: #ffe0e9; color: #7c1737; }
.resource-chips .chip-range { background: #dff8eb; color: #14532d; }
.resource-chips .chip-format { background: #e9e3ff; color: #4c2b98; }
.resource-chips .chip-neutral { background: #eef1f5; color: #39475e; }
.resource-chips { align-items: stretch; gap: 10px; }
.resource-taxonomy-card { flex: 1 1 180px; min-width: 0; padding: 12px; border: 1px solid #e5eaf2; border-radius: 14px; background: #fff; }
.resource-taxonomy-card h2 { display: flex; align-items: center; gap: 7px; margin: 0 0 9px; color: #263750; font-size: .9rem; }
.resource-taxonomy-card h2 svg { width: 17px; height: 17px; flex: 0 0 17px; fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.7; }
.resource-taxonomy-badges { display: flex; flex-wrap: wrap; gap: 6px; }
.resource-taxonomy-card .resource-taxonomy-badges span { padding: 4px 8px; border-radius: 999px; font-size: .78rem; line-height: 1.35; }
.resource-taxonomy-card--subjects { background: #f4f8ff; border-color: #dce9fc; }
.resource-taxonomy-card--grades { background: #fff5f8; border-color: #f6dce5; }
.resource-taxonomy-card--tags { background: #f3fbf6; border-color: #d9eee1; }
.resource-taxonomy-card--tags .chip-format,
.resource-taxonomy-card--tags .chip-neutral { background: #dff4e7; color: #14532d; }
.resource-read-more { display: inline-block; margin-top: 2px; color: #1453a2; font-weight: 700; text-underline-offset: 3px; }
.resource-read-more:focus-visible { outline: 3px solid #1453a2; outline-offset: 3px; border-radius: 2px; }
.resource-page-count { margin: 0; color: #485976; font-size: .92rem; }
.resource-action { margin-top: 18px; }
.resource-action .btn,.resource-action > a { min-height: 52px; border-radius: 999px; background: #f2296d; color: #fff; font-weight: 800; }
.resource-action .fine { font-size: .78rem; }
.related-resources { margin: 8px 0 36px; padding-top: 10px; border-top: 1px solid #e8ebf1; }
.related-heading { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 8px; }
.related-heading h2 { margin: 0; color: #10295a; font-size: 1.4rem; line-height: 1.2; }
.related-heading > a { color: #0969d5; font-size: .8rem; text-decoration: none; white-space: nowrap; }
.related-resources .resource-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.resource-card--related { min-width: 0; border: 1px solid #e1e6ef; border-radius: 11px; background: #fff; }
.resource-card--related .resource-card-link { display: grid; grid-template-columns: 112px minmax(0, 1fr); align-items: center; gap: 10px; padding: 7px; }
.resource-card--related .card-media { width: 112px; aspect-ratio: 1; overflow: hidden; border-radius: 7px; background: #f3f5f8; }
.resource-card--related .card-media img { width: 100%; height: 100%; object-fit: cover; object-position: center top; }
.resource-card--related .card-body { display: block; min-width: 0; }
.resource-card--related .resource-card-title { font-size: .86rem; line-height: 1.3; }
.resource-card--related .resource-card-chips { margin: 3px 0; }
.resource-card--related .resource-card-chips > span { min-height: 18px; padding: 2px 7px; font-size: .70rem; }
.resource-card--related .resource-card-excerpt { font-size: .78rem; line-height: 1.4; }
.resource-card--related .resource-card-arrow { display: none; }

@media (max-width: 1199px) { .listing-shell .resource-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 899px) {
	.resource-listing-layout { grid-template-columns: minmax(0, 1fr); gap: 16px; }
	.resource-filters { position: static; padding: 12px 16px; }
	.resource-filters > summary { min-height: 28px; }
	.filter-title-desktop { display: none; }
	.filter-title-mobile { display: inline; }
	.resource-filters.is-sheet[open] { position: fixed; z-index: 10001; inset: auto 0 0; max-height: 85dvh; overflow: auto; border-radius: 18px 18px 0 0; box-shadow: 0 -12px 44px rgb(10 25 55 / 24%); }
	body.ech-filter-sheet-open::after { position: fixed; z-index: 10000; inset: 0; background: rgb(8 19 42 / 45%); content: ""; }
	.listing-shell .resource-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.takeaway-grid { grid-template-columns: 1fr; }
}
@media (max-width: 899px) {
	.related-resources .resource-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 599px) {
	.listing-shell .resource-grid { grid-template-columns: minmax(0, 1fr); }
	.resource-listing-heading { align-items: flex-start; flex-direction: column; gap: 10px; }
	.resource-listing-heading form { width: 100%; justify-content: flex-end; }
	.resource-listing-heading select { max-width: none; }
	.related-resources .resource-grid { grid-template-columns: 1fr; }
	.related-heading { align-items: flex-start; }
}
@media (prefers-reduced-motion: reduce) {
	.listing-shell .resource-card { transition: none; }
	.listing-shell .resource-card:hover { transform: none; }
}