/**
 * SIB Institutional Repository — gallery, list, single-page and filter styles.
 *
 * SIB brand palette is the default; the cascade matches the other SIB
 * plugins: brand default < WPBakery picker (scoped vars) < child theme.
 * Typography and radii inherit The7.
 */

.sibr {
	/* ------------------------- SIB brand palette ------------------------ */
	--sib-mustard-100: #FFDFAD; --sib-mustard-300: #FFCD85; --sib-mustard-500: #F6B143; --sib-mustard-700: #C88E33; --sib-mustard-900: #8F6022;
	--sib-burgundy-100: #D98BA2; --sib-burgundy-300: #B64F68; --sib-burgundy-500: #800020; --sib-burgundy-700: #5C0017; --sib-burgundy-900: #33000D;
	--sib-darkgray-100: #B3B3B3; --sib-darkgray-300: #8C8C8C; --sib-darkgray-500: #666666; --sib-darkgray-700: #4D4D4D; --sib-darkgray-900: #333333;
	--sib-offwhite-100: #F9F6F0; --sib-offwhite-300: #F4F1EA; --sib-offwhite-500: #D9D6CC; --sib-offwhite-700: #BFBBAF; --sib-offwhite-900: #A6A190;
	--sib-teal-100: #C8F1F0; --sib-teal-300: #66D3D1; --sib-teal-500: #1CABB0; --sib-teal-700: #117A7E; --sib-teal-900: #0A5053;
	--sib-navy-100: #D3D2E5; --sib-navy-300: #7B79AD; --sib-navy-500: #211F60; --sib-navy-700: #18154C; --sib-navy-900: #0B0A2F;
	--sib-coral-100: #FFE4E0; --sib-coral-300: #FFA195; --sib-coral-500: #FF7769; --sib-coral-700: #D95D51; --sib-coral-900: #A93F35;
	--sib-olive-100: #F1F6C3; --sib-olive-300: #C9D356; --sib-olive-500: #95A800; --sib-olive-700: #6F7E00; --sib-olive-900: #4A5300;

	--sibr-radius: var(--the7-elements-border-radius, 8px);
	--sibr-gap: var(--the7-content-boxes-gap, 24px);

	--sibr-accent: var(--sib-burgundy-500);
	--sibr-border: var(--sib-offwhite-500);
	--sibr-btn-bg: var(--sib-burgundy-500);
	--sibr-btn-text: var(--sib-offwhite-100);
	--sibr-btn-hover-bg: var(--sib-burgundy-700);
	--sibr-btn-hover-text: var(--sib-offwhite-100);

	margin: 0 0 2em;
}

/* ------------------------------------------------------------ Filter bar */

.sibr-filters {
	display: flex;
	flex-wrap: wrap;
	gap: 0.6em 1em;
	margin-bottom: 1.2em;
}
.sibr-filters:empty { display: none; }

.sibr-filter {
	padding: 0.45em 0.9em;
	font: inherit;
	font-size: 0.88em;
	color: var(--sib-darkgray-700);
	background: var(--sib-offwhite-300);
	border: 1px solid var(--sib-offwhite-700);
	border-radius: var(--sibr-radius);
}
.sibr-filter:focus-visible { outline: 2px solid var(--sibr-accent); outline-offset: 2px; }
.sibr-filter--search { flex: 1 1 14em; min-width: 10em; }

/* -------------------------------------------------------------- Buttons */

.sibr-btn {
	display: inline-flex;
	align-items: center;
	gap: 0.4em;
	padding: 0.45em 1.05em;
	font: inherit;
	font-size: 0.85em;
	font-weight: 600;
	color: var(--sibr-btn-text);
	background: var(--sibr-btn-bg);
	border: none;
	border-radius: var(--sibr-radius);
	text-decoration: none;
	cursor: pointer;
	transition: background-color 0.2s ease;
}
.sibr-btn:hover, .sibr-btn:focus {
	color: var(--sibr-btn-hover-text);
	background: var(--sibr-btn-hover-bg);
}
.sibr-btn:focus-visible { outline: 2px solid var(--sibr-accent); outline-offset: 2px; }

.sibr-copy {
	padding: 0.45em 0.6em;
	font: inherit;
	font-size: 0.78em;
	font-weight: 600;
	color: var(--sib-darkgray-500);
	background: transparent;
	border: none;
	cursor: pointer;
	text-decoration: underline;
	text-underline-offset: 3px;
}
.sibr-copy:hover { color: var(--sibr-accent); }

/* Multi-file dropdown */
.sibr-multi { position: relative; display: inline-block; }
.sibr-multi summary { list-style: none; }
.sibr-multi summary::-webkit-details-marker { display: none; }
.sibr-multi[open] .sibr-multi__menu {
	position: absolute;
	z-index: 10;
	top: calc(100% + 4px);
	left: 0;
	min-width: 240px;
	padding: 0.35em;
	background: #fff;
	border: 1px solid var(--sibr-border);
	border-radius: var(--sibr-radius);
	box-shadow: 0 10px 26px rgba(0, 0, 0, 0.14);
}
.sibr-multi__item {
	display: flex;
	align-items: center;
	gap: 0.6em;
	padding: 0.5em 0.6em;
	color: inherit;
	text-decoration: none;
	border-radius: 4px;
	font-size: 0.85em;
}
.sibr-multi__item:hover { background: var(--sib-offwhite-300); }
.sibr-multi__item .sibr-size { margin-left: auto; }

/* File-type chips — palette used semantically. */
.sibr-ext {
	display: inline-block;
	min-width: 3.2em;
	padding: 0.15em 0.45em;
	font-size: 0.68em;
	font-weight: 700;
	letter-spacing: 0.05em;
	text-align: center;
	color: #fff;
	border-radius: 4px;
	background: var(--sib-darkgray-500);
}
.sibr-ext--pdf { background: var(--sib-burgundy-500); }
.sibr-ext--xlsx, .sibr-ext--xls, .sibr-ext--csv { background: var(--sib-olive-700); }
.sibr-ext--docx { background: var(--sib-teal-700); }
.sibr-ext--pptx { background: var(--sib-coral-700); }
.sibr-ext--zip { background: var(--sib-darkgray-700); }
.sibr-ext--sav, .sibr-ext--dta { background: var(--sib-mustard-700); }
.sibr-ext-more { margin-left: 0.4em; font-size: 0.75em; opacity: 0.7; }

.sibr-size { font-size: 0.78em; color: var(--sib-darkgray-300); white-space: nowrap; }

/* Badges */
.sibr-badge {
	display: inline-block;
	margin-left: 0.5em;
	padding: 0.12em 0.6em;
	font-size: 0.65em;
	font-weight: 700;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	border-radius: 999px;
	vertical-align: middle;
}
.sibr-badge--new { background: var(--sib-mustard-500); color: var(--sib-darkgray-900); }
.sibr-badge--pinned { background: var(--sib-teal-700); color: #fff; }

/* ------------------------------------------------- Publications gallery */

.sibr-gallery {
	display: grid;
	gap: calc(var(--sibr-gap) * 1.3) var(--sibr-gap);
	grid-template-columns: repeat(2, minmax(0, 1fr));
}
@media (min-width: 600px) { .sibr-gallery { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (min-width: 992px) { .sibr-gallery { grid-template-columns: repeat(4, minmax(0, 1fr)); } }

.sibr-book { display: flex; flex-direction: column; }

/* The book treatment: 2:3 cover, page-edge + lifted shadows, spine hint. */
.sibr-book__coverwrap {
	position: relative;
	display: block;
	aspect-ratio: 17 / 22; /* US Letter (8.5 x 11) — SIB publications are letter-sized. */
	border-radius: 3px 6px 6px 3px;
	overflow: visible;
	transition: transform 0.25s ease;
}
.sibr-book__coverwrap::after {
	/* Page edges peeking on the right. */
	content: "";
	position: absolute;
	inset: 2px -4px 2px auto;
	width: 4px;
	background: repeating-linear-gradient(
		to bottom,
		var(--sib-offwhite-100) 0 2px,
		var(--sib-offwhite-500) 2px 3px
	);
	border-radius: 0 2px 2px 0;
}
.sibr-book__cover,
.sibr-book__fallback {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
	border-radius: inherit;
	box-shadow:
		inset 6px 0 8px -6px rgba(0, 0, 0, 0.35), /* spine crease */
		0 4px 10px rgba(0, 0, 0, 0.16),
		0 12px 22px rgba(0, 0, 0, 0.1);
}
.sibr-book:hover .sibr-book__coverwrap,
.sibr-book:focus-within .sibr-book__coverwrap {
	transform: translateY(-5px);
}
@media (prefers-reduced-motion: reduce) {
	.sibr-book__coverwrap, .sibr-book:hover .sibr-book__coverwrap { transform: none; transition: none; }
}

/* Generated fallback covers: brand panel, hue rotates per resource. */
.sibr-book__fallback {
	display: flex;
	flex-direction: column;
	justify-content: center;
	gap: 0.6em;
	padding: 12% 10%;
	color: var(--sib-offwhite-100);
	background: var(--sib-burgundy-500);
	text-align: left;
}
.sibr-book__fallback--1 { background: var(--sib-teal-700); }
.sibr-book__fallback--2 { background: var(--sib-olive-700); }
.sibr-book__fallback--3 { background: var(--sib-coral-700); }
.sibr-book__fallback-band {
	display: block;
	width: 2.4em;
	height: 4px;
	background: var(--sib-mustard-500);
	border-radius: 2px;
}
.sibr-book__fallback-title {
	font-weight: 700;
	font-size: clamp(0.8rem, 1.4vw, 1.05rem);
	line-height: 1.3;
	display: -webkit-box;
	-webkit-line-clamp: 5;
	-webkit-box-orient: vertical;
	overflow: hidden;
}
.sibr-book__fallback-year { font-size: 0.78em; opacity: 0.85; }

.sibr-book__coverwrap .sibr-badge {
	position: absolute;
	top: 0.6em;
	left: 0.6em;
	margin: 0;
	z-index: 1;
}
.sibr-book__coverwrap .sibr-badge--new { top: auto; bottom: 0.6em; }

.sibr-book__body { padding-top: 0.85em; }
.sibr-book__title { margin: 0 0 0.25em; font-size: 0.98em; line-height: 1.35; }
.sibr-book__title a { color: inherit; text-decoration: none; }
.sibr-book__title a:hover, .sibr-book__title a:focus { color: var(--sibr-accent); }
.sibr-book__meta { margin: 0 0 0.7em; font-size: 0.8em; color: var(--sib-darkgray-300); }
.sibr-book__actions { display: flex; align-items: center; gap: 0.4em; flex-wrap: wrap; }

/* -------------------------------------------------------- Documents list */

.sibr-table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }

.sibr-table {
	width: 100%;
	border-collapse: collapse;
	font-size: 0.92em;
}

.sibr-table__th {
	padding: 0.7em 0.8em;
	font-size: 0.78em;
	font-weight: 700;
	letter-spacing: 0.06em;
	text-align: left;
	text-transform: uppercase;
	color: var(--sib-darkgray-700);
	background: var(--sib-offwhite-300);
	border-bottom: 2px solid var(--sib-offwhite-700);
	white-space: nowrap;
}
.sibr-table__th.is-sortable { cursor: pointer; user-select: none; }
.sibr-table__th.is-sortable:hover { color: var(--sibr-accent); }
.sibr-table__th.is-asc::after { content: " \2191"; }
.sibr-table__th.is-desc::after { content: " \2193"; }
.sibr-table__th:focus-visible { outline: 2px solid var(--sibr-accent); outline-offset: -2px; }

.sibr-table__row td {
	padding: 0.75em 0.8em;
	border-bottom: 1px solid var(--sibr-border);
	vertical-align: middle;
}
.sibr-table__row:hover td { background: var(--sib-offwhite-100); }

.sibr-table__title a {
	font-weight: 600;
	color: inherit;
	text-decoration: none;
}
.sibr-table__title a:hover, .sibr-table__title a:focus { color: var(--sibr-accent); }
.sibr-table__date { white-space: nowrap; color: var(--sib-darkgray-500); }
.sibr-table__get { white-space: nowrap; }

/* ------------------------------------------------------------ Pagination */

.sibr-pages {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 0.4em;
	margin-top: 1.4em;
}
.sibr-page-btn {
	min-width: 2.4em;
	padding: 0.4em 0.7em;
	font: inherit;
	font-size: 0.85em;
	color: var(--sib-darkgray-700);
	background: var(--sib-offwhite-300);
	border: 1px solid var(--sib-offwhite-700);
	border-radius: var(--sibr-radius);
	cursor: pointer;
}
.sibr-page-btn:hover:not([disabled]) { background: var(--sib-darkgray-700); border-color: var(--sib-darkgray-700); color: var(--sib-offwhite-100); }
.sibr-page-btn.is-active { background: var(--sibr-accent); border-color: var(--sibr-accent); color: #fff; }
.sibr-page-btn[disabled] { opacity: 0.4; cursor: default; }
.sibr-page-btn:focus-visible { outline: 2px solid var(--sibr-accent); outline-offset: 2px; }
.sibr-pages__gap { align-self: center; opacity: 0.6; }

/* --------------------------------------------------- Single resource box */

.sibr-single-box {
	margin-top: 2em;
	padding: 1.4em 1.6em;
	background: var(--sib-offwhite-100);
	border: 1px solid var(--sibr-border);
	border-left: 4px solid var(--sibr-accent);
	border-radius: var(--sibr-radius);
}
.sibr-single-box__title { margin: 0 0 0.6em; font-size: 1.1em; }
.sibr-single-box__meta {
	margin: 0 0 1em;
	padding: 0;
	list-style: none;
	display: flex;
	flex-wrap: wrap;
	gap: 0.3em 1.6em;
	font-size: 0.88em;
	color: var(--sib-darkgray-500);
}
.sibr-single-box__files { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 0.6em; }
.sibr-single-box__files li { display: flex; align-items: center; gap: 0.7em; flex-wrap: wrap; }

.sibr-empty { padding: 1.5em 0; font-style: italic; text-align: center; opacity: 0.75; }

/* v1.2 additions ------------------------------------------------------- */

.sibr-book__authors {
	margin: -0.4em 0 0.7em;
	font-size: 0.8em;
	font-style: italic;
	color: var(--sib-darkgray-500);
}

.sibr-type-icon {
	width: 28px;
	height: 28px;
	object-fit: contain;
	vertical-align: middle;
}