/* NKSSecLab – Home & Activity page styles */

:root {
	--lab-accent: #2563eb;
	--lab-accent-hover: #1d4ed8;
	--lab-bg: #f8fafc;
	--lab-card-bg: #ffffff;
	--lab-text: #334155;
	--lab-text-muted: #64748b;
	--lab-border: #e2e8f0;
}

/* Hero */
.lab-hero {
	background: linear-gradient(145deg, #1e3a5f 0%, #2d4a7c 40%, #2563eb 100%);
	color: #f1f5f9;
	padding: 4rem 0;
	text-align: center;
}

.lab-hero__title {
	font-size: clamp(2.25rem, 5vw, 3.5rem);
	font-weight: 700;
	letter-spacing: -0.02em;
	margin: 0 0 0.5rem;
	color: #ffffff;
	text-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);
}

.lab-hero__subtitle {
	font-size: 1.35rem;
	opacity: 0.95;
	margin: 0 0 0.75rem;
	font-weight: 500;
	color: #e2e8f0;
}

.lab-hero__tagline {
	font-size: 1.1rem;
	opacity: 0.9;
	max-width: 36em;
	margin: 0 auto;
	line-height: 1.6;
	color: #cbd5e1;
}

/* Section spacing & title */
.lab-section {
	padding: 4rem 0;
}

.lab-section:nth-child(even) {
	background-color: var(--lab-bg);
}

.lab-section .section-title {
	display: flex;
	flex-direction: column;
	gap: 0.25rem;
	margin-bottom: 2rem;
}

.lab-section .section-title .subtitle {
	color: var(--lab-accent);
	font-size: 0.8rem;
	text-transform: uppercase;
	letter-spacing: 0.1em;
	font-weight: 600;
}

.lab-section .section-title .title {
	font-size: 1.95rem;
	font-weight: 600;
	color: #111;
	margin: 0;
}

/* About section – expand/collapse */
.lab-about__heading {
	cursor: pointer;
	user-select: none;
	outline: none;
}

.lab-about__heading:hover .title,
.lab-about__heading:focus .title {
	color: var(--lab-accent);
}

.lab-about__chevron {
	display: inline-block;
	margin-left: 0.25rem;
	font-size: 0.9em;
	vertical-align: 0.05em;
	transition: transform 0.25s ease;
}

.lab-about.is-collapsed .lab-about__chevron {
	transform: rotate(-90deg);
}

.lab-about__content {
	max-width: 42rem;
	overflow: hidden;
	max-height: 32em;
	transition: max-height 0.35s ease, opacity 0.25s ease;
}

.lab-about.is-collapsed .lab-about__content {
	max-height: 0;
	opacity: 0;
	margin-top: 0;
	padding-top: 0;
}

.lab-about__content p {
	font-size: 1.15rem;
	line-height: 1.7;
	color: var(--lab-text);
	margin: 0;
}

.lab-about__content p + p {
	margin-top: 1rem;
}

/* Publication list */
.pub-list {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: 1.25rem;
}

.pub-item {
	display: flex;
	flex-wrap: wrap;
	align-items: baseline;
	gap: 0.75rem 1rem;
	padding: 1rem 1.25rem;
	background: var(--lab-card-bg);
	border: 1px solid var(--lab-border);
	border-radius: 8px;
	transition: box-shadow 0.2s, border-color 0.2s;
}

.pub-item:hover {
	border-color: var(--lab-accent);
	box-shadow: 0 4px 12px rgba(37, 99, 235, 0.08);
}

.pub-venue {
	flex-shrink: 0;
	font-size: 0.875rem;
	font-weight: 600;
	color: var(--lab-accent);
	text-transform: uppercase;
	letter-spacing: 0.03em;
}

.pub-title {
	flex: 1 1 100%;
	font-size: 1.1rem;
	line-height: 1.5;
	color: #111;
}

@media (min-width: 768px) {
	.pub-title {
		flex: 1 1 0;
		min-width: 0;
	}
}

.pub-badge {
	flex-shrink: 0;
	font-size: 0.75rem;
	font-weight: 600;
	color: #fff;
	background: var(--lab-accent);
	padding: 0.25rem 0.6rem;
	border-radius: 4px;
}

/* Footer override for lab pages (no bg image) */
.lab-footer {
	background: #0f172a;
	background-image: none;
	padding: 2rem 0;
}

/* ========== Inner page hero (People, Activity) ========== */
.lab-page-hero {
	background: linear-gradient(145deg, #1e3a5f 0%, #2d4a7c 40%, #2563eb 100%);
	color: #f1f5f9;
	padding: 2.5rem 0;
	text-align: center;
}

.lab-page-hero__title {
	font-size: clamp(2.25rem, 5vw, 3.5rem);
	font-weight: 700;
	letter-spacing: -0.02em;
	margin: 0 0 0.5rem;
	color: #ffffff;
	text-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);
}

.lab-page-hero__text {
	font-size: 1.35rem;
	font-weight: 500;
	opacity: 0.95;
	margin: 0;
	color: #e2e8f0;
}

/* ========== People page ========== */
.lab-people-page {
	padding-bottom: 4rem;
}

.lab-people-content {
	padding-top: 2rem;
}

.lab-role-section {
	margin-bottom: 3rem;
	padding-bottom: 2.5rem;
	border-bottom: 1px solid var(--lab-border);
}

.lab-role-section:last-of-type {
	border-bottom: 0;
	margin-bottom: 0;
	padding-bottom: 0;
}

.lab-role-title {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	font-size: 1.35rem;
	font-weight: 600;
	color: #111;
	margin: 0 0 1.5rem;
	padding-bottom: 0.5rem;
}

.lab-role-title i {
	color: var(--lab-accent);
	font-size: 1.1rem;
}

.lab-role-section .row > [class*="col-"] {
	margin-bottom: 1.5rem;
}

.lab-member-card {
	background: var(--lab-card-bg);
	border: 1px solid var(--lab-border);
	border-radius: 10px;
	overflow: hidden;
	height: 100%;
	transition: box-shadow 0.2s, border-color 0.2s;
}

.lab-member-card:hover {
	border-color: var(--lab-accent);
	box-shadow: 0 6px 20px rgba(37, 99, 235, 0.12);
}

.lab-member-card__photo {
	aspect-ratio: 1;
	overflow: hidden;
	background: var(--lab-bg);
}

.lab-member-card__photo img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
}

.lab-member-card__info {
	padding: 1rem 1.25rem;
}

.lab-member-card__name {
	font-size: 1.05rem;
	font-weight: 600;
	margin: 0 0 0.25rem;
	line-height: 1.3;
}

.lab-member-card__name a {
	color: #111;
	text-decoration: none;
	transition: color 0.2s;
}

.lab-member-card__name a:hover {
	color: var(--lab-accent);
}

.lab-member-card__role,
.lab-member-card__meta {
	font-size: 0.9rem;
	color: var(--lab-text-muted);
	margin: 0;
}

/* ========== Activity page (structured cards) ========== */
.lab-activity-page .lab-section {
	background-color: var(--lab-bg);
}

.lab-activity-grid {
	display: grid;
	gap: 1.75rem;
	grid-template-columns: 1fr;
}

@media (min-width: 768px) {
	.lab-activity-grid {
		grid-template-columns: repeat(2, 1fr);
	}
}

.lab-activity-card {
	background: var(--lab-card-bg);
	border: 1px solid var(--lab-border);
	border-radius: 10px;
	overflow: hidden;
	transition: box-shadow 0.2s, border-color 0.2s;
}

.lab-activity-card:hover {
	border-color: var(--lab-accent);
	box-shadow: 0 6px 20px rgba(37, 99, 235, 0.12);
}

.lab-activity-card__image {
	aspect-ratio: 16 / 10;
	overflow: hidden;
	background: var(--lab-bg);
}

.lab-activity-card__image img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
}

.lab-activity-card__body {
	padding: 1.25rem 1.5rem;
}

.lab-activity-card__meta {
	font-size: 0.8rem;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.04em;
	color: var(--lab-accent);
	margin: 0 0 0.35rem;
}

.lab-activity-card__title {
	font-size: 1.15rem;
	font-weight: 600;
	color: #111;
	margin: 0;
	line-height: 1.4;
}

/* Legacy activity item (if still used) */
.lab-activity-item {
	background: var(--lab-card-bg);
	border: 1px solid var(--lab-border);
	border-radius: 8px;
	overflow: hidden;
	transition: box-shadow 0.2s, border-color 0.2s;
}

.lab-activity-item:hover {
	border-color: var(--lab-accent);
	box-shadow: 0 4px 16px rgba(37, 99, 235, 0.1);
}

.lab-activity-item img {
	width: 100%;
	height: auto;
	display: block;
	object-fit: cover;
	max-height: 360px;
}

.lab-activity-item__caption {
	padding: 1rem 1.25rem;
	font-size: 1.1rem;
	font-weight: 600;
	color: #111;
}

.lab-activity-item__caption:empty {
	display: none;
}