@import url("https://cdn.jsdelivr.net/npm/@fontsource/playfair-display@5/400.css");
@import url("https://cdn.jsdelivr.net/npm/@fontsource/playfair-display@5/400-italic.css");
@import url("https://cdn.jsdelivr.net/npm/@fontsource/playfair-display@5/700.css");
@import url("https://cdn.jsdelivr.net/npm/@fontsource/source-sans-3@5/300.css");
@import url("https://cdn.jsdelivr.net/npm/@fontsource/source-sans-3@5/400.css");
@import url("https://cdn.jsdelivr.net/npm/@fontsource/source-sans-3@5/600.css");

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
	--bg: #0A0A08;
	--bg2: #141410;
	--bg3: #1A1A14;
	--bg4: #1E1E18;
	--ac: #D4E000;
	--tx: #F5F5E8;
	--ac-rgb: 212,224,0;
	--rule: rgba(245,245,232,0.05);
	--border: rgba(245,245,232,0.07);
	--opacity-strong: 0.65;
	--opacity-subtle: 0.55;
	--opacity-muted: 0.45;
	--opacity-faint: 0.5;
	--opacity-ghost: 0.3;
	--site-font-scale: 1;
	--pf: 'Playfair Display', Georgia, serif;
	--ss: 'Source Sans 3', system-ui, sans-serif;
}

html { scroll-behavior: smooth; }

body {
	background: var(--bg);
	color: var(--tx);
	font-family: var(--ss);
	zoom: var(--site-font-scale);
}

.nav {
	background: var(--bg);
	border-bottom: 1px solid rgba(var(--ac-rgb),0.12);
	padding: 0 48px;
	display: flex;
	align-items: center;
	height: 58px;
	position: sticky;
	top: 0;
	z-index: 100;
}

.nav-logo {
	font-family: var(--pf);
	font-size: 22px;
	color: var(--tx);
	margin-right: auto;
	text-decoration: none;
}

.nav-logo span { color: var(--ac); }

.nav-links {
	display: flex;
	gap: 32px;
	margin-right: 36px;
}

.nav-links a {
	font-size: 13px;
	color: var(--tx);
	opacity: var(--opacity-subtle);
	text-decoration: none;
	letter-spacing: 0.04em;
	transition: opacity 0.15s;
}

.nav-links a:hover { opacity: 1; }

.nav-links a.active {
	opacity: 1;
	color: var(--ac);
}

.nav-cta {
	background: var(--ac);
	color: var(--bg);
	font-size: 12px;
	font-weight: 600;
	padding: 8px 20px;
	border-radius: 2px;
	border: none;
	cursor: pointer;
	font-family: var(--ss);
	letter-spacing: 0.04em;
	text-decoration: none;
}

.ac-rule {
	width: 28px;
	height: 2px;
	background: var(--ac);
	margin-bottom: 18px;
}

.sec-link {
	font-size: 12px;
	color: var(--ac);
	letter-spacing: 0.04em;
	cursor: pointer;
	opacity: 0.8;
	text-decoration: none;
}

.sec-link:hover { opacity: 1; }

.section-head-inline {
	display: flex;
	align-items: baseline;
	gap: 14px;
}

.section-title-large {
	font-family: var(--pf);
	font-size: 28px;
	color: var(--tx);
	letter-spacing: -0.02em;
}

.tag {
	font-size: 9px;
	font-weight: 600;
	padding: 3px 9px;
	border-radius: 2px;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	display: inline-block;
}

.tag-Paper,
.tag-News,
.tag-Preprint,
.tag-Grant,
.tag-Review,
.tag-Position,
.tag-Team {
	background: rgba(var(--ac-rgb),0.18);
	color: var(--ac);
	border: 1px solid rgba(var(--ac-rgb),0.3);
}

.cta-band {
	background: var(--ac);
	padding: 52px 48px;
	display: flex;
	align-items: center;
	gap: 48px;
}

.cta-h {
	font-family: var(--pf);
	font-size: 30px;
	color: var(--bg);
	line-height: 1.1;
	margin-bottom: 6px;
	letter-spacing: -0.02em;
}

.cta-s {
	font-size: 13px;
	color: var(--bg);
	opacity: var(--opacity-subtle);
	font-weight: 300;
	flex: 1;
}

.cta-btns {
	display: flex;
	gap: 10px;
	flex-shrink: 0;
}

.cta-b1 {
	background: var(--bg);
	color: var(--ac);
	font-size: 12px;
	font-weight: 600;
	padding: 11px 24px;
	border-radius: 2px;
	border: none;
	cursor: pointer;
	font-family: var(--ss);
	letter-spacing: 0.04em;
}

.cta-b2 {
	border: 1px solid rgba(10,10,8,0.25);
	color: var(--bg);
	font-size: 12px;
	padding: 11px 24px;
	border-radius: 2px;
	background: transparent;
	cursor: pointer;
	font-family: var(--ss);
	letter-spacing: 0.04em;
	text-decoration: none;
	display: inline-block;
}

.footer {
	background: var(--bg);
	border-top: 1px solid rgba(var(--ac-rgb),0.08);
	padding: 52px 48px 36px;
}

.footer-top {
	display: grid;
	grid-template-columns: 1.6fr 1fr 1fr 1fr;
	gap: 40px;
	margin-bottom: 40px;
}

.ft-logo {
	font-family: var(--pf);
	font-size: 20px;
	color: var(--tx);
	margin-bottom: 12px;
}

.ft-logo span { color: var(--ac); }

.ft-desc {
	font-size: 11px;
	color: var(--tx);
	opacity: var(--opacity-muted);
	line-height: 1.75;
	font-weight: 300;
	margin-bottom: 14px;
}

.ft-affil {
	font-size: 10px;
	color: var(--ac);
	opacity: var(--opacity-muted);
	letter-spacing: 0.03em;
	line-height: 1.7;
}

.ft-col-h {
	font-size: 9px;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--tx);
	opacity: var(--opacity-faint);
	margin-bottom: 14px;
}

.ft-links {
	display: flex;
	flex-direction: column;
	gap: 9px;
}

.ft-link {
	font-size: 12px;
	color: var(--tx);
	opacity: var(--opacity-subtle);
	text-decoration: none;
	transition: opacity 0.15s;
}

.ft-link:hover { opacity: 0.7; }

.footer-bot {
	border-top: 1px solid rgba(245,245,232,0.05);
	padding-top: 22px;
	display: flex;
	align-items: center;
}

.ft-copy {
	font-size: 10px;
	color: var(--tx);
	opacity: var(--opacity-faint);
	flex: 1;
}

.ft-legal {
	display: flex;
	gap: 18px;
}

.ft-legal a {
	font-size: 10px;
	color: var(--tx);
	opacity: var(--opacity-faint);
	text-decoration: none;
}

.ft-legal a:hover { opacity: 0.5; }

/* Secondary text opacity scale */
.hero-sub,
.th-desc,
.page-sub,
.filter-chip,
.pi-title,
.team-bio,
.team-link,
.join-card-desc,
.ts-card-desc {
	opacity: var(--opacity-subtle);
}

.stat-l,
.cc-meta,
.team-title,
.alumni-meta,
.filter-btn,
.filter-sort,
.pub-row-authors,
.pub-featured-meta,
.empty-state,
.ds-desc {
	opacity: var(--opacity-muted);
}

.nr-c,
.nr-a,
.sy-txt,
.result-meta,
.nb-meta,
.empty-txt,
.empty-section,
.pubs-total {
	opacity: var(--opacity-faint);
}

body.article-modal-open {
	overflow: hidden;
}

.article-modal {
	position: fixed;
	inset: 0;
	display: none;
	align-items: center;
	justify-content: center;
	z-index: 1200;
	padding: 24px;
}

.article-modal.open {
	display: flex;
}

.article-modal-backdrop {
	position: absolute;
	inset: 0;
	background: rgba(8, 8, 6, 0.78);
	backdrop-filter: blur(8px);
}

.article-modal-dialog {
	position: relative;
	z-index: 1;
	width: min(920px, 100%);
	max-height: min(88vh, 920px);
	background: var(--bg2);
	border: 1px solid rgba(245,245,232,0.12);
	border-radius: 6px;
	overflow: hidden;
	box-shadow: 0 24px 80px rgba(0, 0, 0, 0.4);
}

.article-modal-close {
	position: absolute;
	top: 14px;
	right: 14px;
	width: 34px;
	height: 34px;
	border-radius: 50%;
	border: 1px solid rgba(245,245,232,0.14);
	background: rgba(10,10,8,0.6);
	color: var(--tx);
	font-size: 22px;
	line-height: 1;
	cursor: pointer;
	z-index: 2;
}

.article-modal-scroll {
	overflow-y: auto;
	max-height: min(88vh, 920px);
}

.article-modal-media-wrap {
	background: var(--bg3);
	min-height: 0;
}

.article-modal-media-wrap.empty {
	display: none;
}

.article-modal-media {
	display: block;
	width: 100%;
	height: clamp(240px, 38vw, 420px);
	object-fit: cover;
	border-bottom: 1px solid rgba(245,245,232,0.08);
}

.article-modal-copy {
	padding: 34px 36px 38px;
}

.article-modal-meta-row {
	display: flex;
	align-items: center;
	gap: 10px;
	flex-wrap: wrap;
	margin-bottom: 16px;
}

.article-modal-source {
	font-size: 10px;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--ac);
	opacity: var(--opacity-strong);
}

.article-modal-title {
	font-family: var(--pf);
	font-size: clamp(28px, 3vw, 42px);
	line-height: 1.08;
	letter-spacing: -0.025em;
	margin-bottom: 10px;
	color: var(--tx);
}

.article-modal-submeta {
	font-size: 11px;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--tx);
	opacity: var(--opacity-muted);
	margin-bottom: 22px;
}

.article-modal-body {
	font-size: 14px;
	line-height: 1.9;
	color: var(--tx);
	opacity: var(--opacity-strong);
}

.article-modal-body p + p {
	margin-top: 16px;
}

.article-modal-empty {
	color: var(--tx);
	opacity: var(--opacity-faint);
	font-style: italic;
}

@media (max-width: 720px) {
	.article-modal {
		padding: 12px;
	}

	.article-modal-copy {
		padding: 24px 20px 24px;
	}

	.article-modal-media {
		height: 220px;
	}
}