/**
 * [khcn_bai_bao] — Bài báo khoa học
 * Shortcode: khcn_bai_bao
 */
.research-container {
	max-width: 1100px;
	margin: 0 auto;
	font-family: "Roboto", "Montserrat", system-ui, -apple-system, sans-serif;
	color: #1f2937;
}

.research-stats {
	margin-bottom: 32px;
}

.research-stats-heading {
	margin: 0 0 20px;
	font-size: 24px;
	font-weight: 700;
	color: #034ea1;
	text-align: center;
}

.research-stats-grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 20px;
}

.research-stat-block {
	background: #fff;
	border-radius: 14px;
	box-shadow: 0 8px 28px rgba(3, 78, 161, 0.1);
	padding: 18px 16px 12px;
	display: flex;
	flex-direction: column;
	align-items: center;
	text-align: center;
}

.research-stat-title {
	margin: 0 0 12px;
	font-size: 15px;
	font-weight: 600;
	color: #034ea1;
	text-align: center;
	width: 100%;
}

.research-stat-canvas-wrap {
	position: relative;
	min-height: 220px;
	width: 100%;
	max-width: 100%;
	margin: 0 auto;
	display: flex;
	justify-content: center;
	align-items: center;
}

.research-stat-canvas-wrap canvas {
	display: block;
	margin: 0 auto;
	max-height: 280px;
}

.research-stat-canvas-wrap--bar {
	min-height: 260px;
	max-width: 100%;
}

.research-author-summary {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 10px 14px;
	width: 100%;
	margin: 0 0 14px;
}

.research-author-summary-item {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	min-width: 88px;
	padding: 10px 12px;
	background: #e8f1fb;
	border-radius: 10px;
}

.research-author-summary-name {
	font-size: 12px;
	font-weight: 500;
	color: #4b5563;
	margin-bottom: 4px;
	line-height: 1.3;
	text-align: center;
}

.research-author-summary-count {
	font-size: 22px;
	font-weight: 700;
	color: #034ea1;
	line-height: 1.2;
}

.research-author-summary-unit {
	font-size: 12px;
	color: #6b7280;
	margin-top: 2px;
}

.research-author-summary-item--avg {
	background: #fdecea;
}

.research-author-summary-item--avg .research-author-summary-count {
	font-size: 18px;
	color: #c62828;
}

.research-filters {
	margin-bottom: 24px;
}

.research-filter-row {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	align-items: center;
}

.research-filter-title,
.research-filter-author,
.research-filter-category-group,
.research-filter-year,
.research-filter-search,
.research-filter-category {
	flex: 1 1 180px;
	padding: 10px 12px;
	border: 1px solid #d1d5db;
	border-radius: 8px;
	font-size: 14px;
}

.research-filter-submit {
	padding: 10px 20px;
	background: #034ea1;
	color: #fff;
	border: none;
	border-radius: 8px;
	font-size: 14px;
	font-weight: 600;
	cursor: pointer;
}

.research-filter-submit:hover {
	background: #023a7a;
}

.research-list {
	display: flex;
	flex-direction: column;
	gap: 16px;
}

.research-card {
	display: grid;
	grid-template-columns: 120px 1fr;
	gap: 16px;
	padding: 18px;
	background: #fff;
	border-radius: 12px;
	box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
	border-left: 4px solid #034ea1;
}

.research-left {
	display: flex;
	flex-direction: column;
	gap: 6px;
}

.research-category {
	font-size: 12px;
	font-weight: 600;
	color: #034ea1;
	line-height: 1.3;
}

.research-year {
	font-size: 22px;
	font-weight: 700;
	color: #f58220;
}

.research-name {
	margin: 0 0 8px;
	font-size: 17px;
	line-height: 1.4;
	color: #111827;
}

.research-name a {
	color: inherit;
	text-decoration: none;
}

.research-name a:hover {
	color: #034EA1;
}


.research-authors,
.research-venue,
.research-publisher {
	font-size: 14px;
	color: #4b5563;
	line-height: 1.5;
}

.research-authors {
	font-weight: 500;
}

.research-empty {
	padding: 24px;
	text-align: center;
	color: #6b7280;
}

.research-pagination {
	display: flex;
	flex-wrap: wrap;
	gap: 6px;
	justify-content: center;
	margin-top: 24px;
}

.research-pagination a,
.research-pagination span.dots {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 36px;
	height: 36px;
	padding: 0 8px;
	border-radius: 8px;
	font-size: 14px;
	text-decoration: none;
	color: #034ea1;
	background: #e8f1fb;
}

.research-pagination a.active {
	background: #034ea1;
	color: #fff;
}

.research-container.is-loading {
	opacity: 0.6;
	pointer-events: none;
}

@media (max-width: 900px) {
	.research-stats-grid {
		grid-template-columns: 1fr;
	}

	.research-card {
		grid-template-columns: 1fr;
	}
}

/* KHCN bai-bao — pie legend 1 dòng + line chart rộng */
#khcn-bai-bao-stats .research-stats-grid {
	grid-template-columns: minmax(240px, 34%) minmax(560px, 66%);
	gap: 20px;
	align-items: stretch;
}

#khcn-bai-bao-stats .research-stat-block:has(#khcn-chart-category-pie) .research-stat-canvas-wrap {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: flex-start;
	max-width: 100% !important;
	width: 100%;
	min-height: 240px;
	overflow: visible;
}

#khcn-bai-bao-stats .research-stat-block:has(#khcn-chart-category-pie) .research-stat-canvas-wrap canvas {
	max-height: 240px;
}

#khcn-bai-bao-stats .khcn-pie-legend {
	display: flex;
	flex-wrap: nowrap;
	justify-content: center;
	align-items: center;
	gap: 10px 16px;
	width: 100%;
	margin: 6px 0 0;
	padding: 0 4px;
	overflow: hidden;
	scrollbar-width: none;
	-ms-overflow-style: none;
}

#khcn-bai-bao-stats .khcn-pie-legend::-webkit-scrollbar {
	display: none;
	width: 0;
	height: 0;
}

#khcn-bai-bao-stats .khcn-pie-legend-item {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	white-space: nowrap;
	flex: 0 0 auto;
	font-size: 11px;
	font-weight: 500;
	color: #374151;
	line-height: 1.2;
}

#khcn-bai-bao-stats .khcn-pie-legend-swatch {
	display: inline-block;
	width: 10px;
	height: 10px;
	border-radius: 2px;
	flex-shrink: 0;
}

#khcn-bai-bao-stats .research-stat-block:has(#khcn-chart-category-bar) {
	overflow: visible;
	padding-bottom: 16px;
	min-width: 0;
}

#khcn-bai-bao-stats .research-stat-block:has(#khcn-chart-category-bar) .research-stat-canvas-wrap,
#khcn-bai-bao-stats .research-stat-canvas-wrap--line {
	position: relative;
	width: 100%;
	max-width: 100% !important;
	min-height: 300px;
	height: auto;
	overflow: visible;
	align-items: stretch;
	justify-content: stretch;
}

#khcn-bai-bao-stats .research-stat-block:has(#khcn-chart-category-bar) .research-stat-canvas-wrap canvas,
#khcn-bai-bao-stats .research-stat-canvas-wrap--line canvas {
	width: 100% !important;
	max-height: none;
}

@media (max-width: 900px) {
	#khcn-bai-bao-stats .research-stats-grid {
		grid-template-columns: 1fr;
	}
}
#khcn-bai-bao-stats .khcn-line-legend {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	align-items: center;
	gap: 10px 18px;
	width: 100%;
	margin: 10px 0 0;
	padding: 4px 8px 0;
	overflow: visible;
}

#khcn-bai-bao-stats .khcn-line-legend-item {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	font-size: 10px;
	font-weight: 500;
	color: #374151;
	line-height: 1.2;
	white-space: nowrap;
}

#khcn-bai-bao-stats .khcn-line-legend-mark {
	position: relative;
	display: inline-block;
	width: 36px;
	height: 14px;
	flex-shrink: 0;
}

#khcn-bai-bao-stats .khcn-line-legend-mark::before {
	content: '';
	position: absolute;
	left: 0;
	right: 0;
	top: 50%;
	height: 2.5px;
	background: var(--khcn-color, #034ea1);
	transform: translateY(-50%);
	border-radius: 1px;
}

#khcn-bai-bao-stats .khcn-line-legend-mark--dash::before {
	background: none;
	border-top: 2.5px dashed var(--khcn-color, #c62828);
	height: 0;
}

#khcn-bai-bao-stats .khcn-line-legend-mark::after {
	content: '';
	position: absolute;
	left: 50%;
	top: 50%;
	width: 8px;
	height: 8px;
	border: 2px solid var(--khcn-color, #034ea1);
	border-radius: 50%;
	background: #fff;
	transform: translate(-50%, -50%);
	box-sizing: border-box;
}