/* ============================================
   Healthcare Allocation Lab — Style Sheet
   UChicago Branded | Responsive | SEO-Optimized
   ============================================ */

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --maroon: #800000;
  --maroon-dark: #600000;
  --maroon-light: #a00000;
  --dark-gray: #58595B;
  --light-gray: #D6D6CE;
  --off-white: #F7F7F5;
  --white: #ffffff;
  --text: #333333;
  --text-light: #555555;
  --border: #e0e0e0;
  --shadow: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-hover: 0 6px 20px rgba(0,0,0,0.10);
  --radius: 8px;
  --max-width: 1100px;
  --nav-height: 60px;
}

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-height) + 16px); }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.65;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--maroon); text-decoration: none; transition: color .2s; }
a:hover { color: var(--maroon-light); text-decoration: underline; }

img { max-width: 100%; height: auto; display: block; }

/* --- Navigation --- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--white);
  border-bottom: 3px solid var(--maroon);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--maroon);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  white-space: nowrap;
}
.nav-brand:hover { color: var(--maroon-dark); text-decoration: none; }
.nav-brand img {
  height: 36px;
  width: auto;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 2px;
}

.nav-links a {
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--radius);
  transition: background .2s, color .2s;
  text-decoration: none;
}
.nav-links a:hover { background: var(--off-white); color: var(--maroon); text-decoration: none; }
.nav-links a.active { color: var(--maroon); font-weight: 600; }

/* Hamburger */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--maroon);
  margin: 5px 0;
  transition: transform .3s, opacity .3s;
}

/* --- Hero --- */
.hero {
  background: var(--white);
  padding: 64px 24px 48px;
  border-bottom: 1px solid var(--border);
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 48px;
}

.hero-text {
  flex: 1;
}

.hero-logo {
  width: 280px;
  min-width: 280px;
}

.hero-headshot {
  width: 140px;
  min-width: 140px;
  border-radius: 50%;
  object-fit: cover;
  aspect-ratio: 1;
  border: 3px solid var(--light-gray);
}

.hero h1 {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--maroon);
  margin-bottom: 8px;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.hero .tagline {
  font-size: 1.15rem;
  color: var(--text-light);
  margin-bottom: 16px;
  line-height: 1.5;
}

.hero .affiliation {
  font-size: 0.95rem;
  color: var(--dark-gray);
}
.hero .affiliation img {
  height: 28px;
  display: inline-block;
  vertical-align: middle;
  margin-right: 4px;
}

/* --- Container --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Sections --- */
.section {
  padding: 64px 0;
}

.section-alt {
  background: var(--off-white);
}

.section-title {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--maroon);
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--text-light);
  margin-bottom: 36px;
}

/* --- PI Bio Section (maroon box) --- */
.pi-bio {
  display: flex;
  gap: 40px;
  align-items: flex-start;
  background: #2c2c2c;
  border-radius: var(--radius);
  padding: 40px;
}

.pi-bio-photo {
  width: 180px;
  min-width: 180px;
  border-radius: 50%;
  object-fit: cover;
  aspect-ratio: 1;
  border: 4px solid rgba(255,255,255,0.3);
}

.pi-bio-text h2 {
  font-size: 1.5rem;
  color: var(--white);
  margin-bottom: 2px;
}

.pi-bio-text .pi-title {
  color: rgba(255,255,255,0.8);
  font-size: 0.92rem;
  margin-bottom: 16px;
  line-height: 1.6;
}

.pi-bio-text p {
  color: rgba(255,255,255,0.85);
  line-height: 1.75;
  margin-bottom: 16px;
}

.pi-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.pi-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 14px;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.5);
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--white);
  transition: all .2s;
  text-decoration: none;
}
.pi-link:hover { border-color: var(--white); background: rgba(255,255,255,0.1); color: var(--white); text-decoration: none; }

/* --- Cards Grid --- */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: box-shadow .2s, transform .2s;
  text-decoration: none;
  display: block;
}

.card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
  text-decoration: none;
}

.card h3 {
  font-size: 1.1rem;
  color: var(--maroon);
  margin-bottom: 10px;
}

.card p {
  color: var(--text-light);
  font-size: 0.9rem;
  line-height: 1.6;
}

.card .card-link {
  display: inline-block;
  margin-top: 14px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--maroon);
}
.card .card-link::after { content: " \2192"; }

/* --- Approach Two-Panel --- */
.approach-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.approach-text p {
  color: var(--text-light);
  font-size: 0.95rem;
  line-height: 1.75;
  margin-top: 20px;
}

.approach-quote {
  border-left: 4px solid var(--maroon);
  padding: 20px 24px;
  background: var(--off-white);
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 0;
}
.approach-quote p {
  color: var(--text);
  font-size: 0.95rem;
  line-height: 1.7;
  font-style: italic;
  margin: 0;
}
.approach-quote cite {
  display: block;
  margin-top: 12px;
  font-size: 0.85rem;
  color: var(--text-light);
  font-style: normal;
}
.approach-quote cite a {
  color: var(--maroon);
  font-weight: 500;
}

.approach-diagram img {
  max-width: 100%;
  border-radius: var(--radius);
}

/* --- Journal Logo Carousel --- */
.journal-carousel {
  overflow: hidden;
  padding: 24px 0;
  margin-bottom: 32px;
  -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
  mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}

.journal-track {
  display: flex;
  align-items: center;
  gap: 56px;
  width: max-content;
  animation: journal-scroll 35s linear infinite;
}

.journal-track:hover {
  animation-play-state: paused;
}

.journal-track img {
  height: 55px;
  width: 140px;
  object-fit: contain;
  opacity: 0.6;
  transition: opacity 0.3s;
  flex-shrink: 0;
  filter: grayscale(100%);
}

.journal-track img:hover {
  opacity: 1;
  filter: grayscale(0%);
}

@keyframes journal-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* --- Research Banner Image --- */
.research-banner {
  width: 100%;
  border-radius: var(--radius);
  margin-bottom: 32px;
}

/* --- Card with publications --- */
.card-pubs {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}
.card-pubs .card-pub {
  font-size: 0.82rem;
  color: var(--text-light);
  line-height: 1.5;
  padding: 4px 0;
}
.card-pubs .card-pub a {
  font-weight: 600;
  font-size: 0.82rem;
}

/* --- CLIF Banner --- */
.clif-banner {
  background: var(--white);
  border: 2px solid var(--maroon);
  border-radius: var(--radius);
  padding: 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.clif-banner-left {
  display: flex;
  align-items: center;
  gap: 20px;
}

.clif-banner-left img {
  height: 48px;
  width: auto;
}

.clif-banner h3 {
  font-size: 1.2rem;
  color: var(--maroon);
  margin-bottom: 4px;
}

.clif-banner p {
  color: var(--text-light);
  font-size: 0.9rem;
  max-width: 500px;
}

.clif-banner .btn {
  background: var(--maroon);
  color: var(--white);
  padding: 10px 24px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9rem;
  white-space: nowrap;
  transition: background .2s;
  text-decoration: none;
}
.clif-banner .btn:hover { background: var(--maroon-dark); text-decoration: none; }

/* --- Funding --- */
.funders {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.funder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}

.funder-icon {
  height: 120px;
  width: auto;
  opacity: 0.9;
  transition: opacity .2s;
}
.funder:hover .funder-icon { opacity: 1; }

/* --- GitHub Org Panels --- */
.github-panels {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.github-panel {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  transition: box-shadow .2s, transform .2s;
}
.github-panel:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
  text-decoration: none;
}
.github-panel svg {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  fill: var(--text);
}
.github-panel h3 {
  font-size: 1rem;
  color: var(--maroon);
  margin-bottom: 2px;
}
.github-panel p {
  font-size: 0.85rem;
  color: var(--text-light);
  line-height: 1.5;
}

/* --- PubMed Widget --- */
.pubmed-widget {
  margin-top: 32px;
}
.pubmed-search {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.pubmed-search input {
  flex: 1;
  min-width: 200px;
  padding: 10px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-family: inherit;
  transition: border-color .2s;
}
.pubmed-search input:focus {
  outline: none;
  border-color: var(--maroon);
}
.pubmed-search select {
  padding: 10px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-family: inherit;
  background: var(--white);
  cursor: pointer;
}
.pubmed-count {
  font-size: 0.85rem;
  color: var(--dark-gray);
  margin-bottom: 12px;
}
.pubmed-list {
  list-style: none;
}
.pubmed-item {
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}
.pubmed-item:last-child { border-bottom: none; }
.pubmed-item-title {
  font-weight: 600;
  color: var(--text);
  font-size: 0.92rem;
  line-height: 1.5;
  margin-bottom: 4px;
}
.pubmed-item-title a {
  color: var(--maroon);
  text-decoration: none;
}
.pubmed-item-title a:hover { text-decoration: underline; }
.pubmed-item-authors {
  font-size: 0.82rem;
  color: var(--text-light);
  margin-bottom: 2px;
}
.pubmed-item-journal {
  font-size: 0.82rem;
  color: var(--dark-gray);
  font-style: italic;
}
.pubmed-pagination {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-top: 20px;
  flex-wrap: wrap;
}
.pubmed-pagination button {
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--white);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all .2s;
  font-family: inherit;
}
.pubmed-pagination button:hover { border-color: var(--maroon); color: var(--maroon); }
.pubmed-pagination button.active {
  background: var(--maroon);
  color: var(--white);
  border-color: var(--maroon);
}
.pubmed-loading {
  text-align: center;
  padding: 32px;
  color: var(--text-light);
  font-size: 0.9rem;
}

/* --- Logos Row --- */
.logos-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
  padding: 32px 0;
}
.logos-row img {
  height: 40px;
  width: auto;
  opacity: 0.7;
  transition: opacity .2s;
}
.logos-row img:hover { opacity: 1; }

/* --- Page Header (non-home pages) --- */
.page-header {
  background: var(--maroon);
  color: var(--white);
  padding: 48px 24px;
  text-align: center;
}
.page-header h1 {
  font-size: 2rem;
  font-weight: 700;
}
.page-header p {
  font-size: 1rem;
  opacity: 0.8;
  margin-top: 8px;
}

/* --- Research Page: 3-column layout --- */
.research-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.research-col {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  background: var(--white);
}

.research-col h2 {
  font-size: 1.2rem;
  color: var(--maroon);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--maroon);
}

.research-col p {
  color: var(--text-light);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 12px;
}

.research-col h3 {
  font-size: 0.95rem;
  color: var(--text);
  margin: 24px 0 10px;
  font-weight: 600;
}

.research-col .pub-item {
  font-size: 0.85rem;
  color: var(--text-light);
  line-height: 1.6;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}
.research-col .pub-item:last-child { border-bottom: none; }

.research-col .pub-item a {
  font-weight: 600;
  font-size: 0.85rem;
}

.research-col .pub-item em {
  font-size: 0.82rem;
}

.research-details {
  margin-top: 20px;
}
.research-details summary {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--maroon);
  cursor: pointer;
  padding: 8px 0;
  list-style: none;
}
.research-details summary::-webkit-details-marker { display: none; }
.research-details summary::before {
  content: "\25B6";
  display: inline-block;
  margin-right: 8px;
  font-size: 0.7rem;
  transition: transform 0.2s;
}
.research-details[open] summary::before {
  transform: rotate(90deg);
}
.research-details p {
  margin-top: 12px;
}

/* Legacy research sections (if any page still uses them) */
.research-section {
  padding: 48px 0;
  border-bottom: 1px solid var(--border);
}
.research-section:last-child { border-bottom: none; }
.research-section h2 { font-size: 1.5rem; color: var(--maroon); margin-bottom: 16px; }
.research-section h3 { font-size: 1.15rem; color: var(--dark-gray); margin: 20px 0 8px; }
.research-section p { color: var(--text-light); line-height: 1.75; margin-bottom: 12px; }
.research-section ul { margin: 8px 0 16px 24px; color: var(--text-light); line-height: 1.75; }

/* --- Publications list (used in research page) --- */
.pub-list {
  list-style: none;
}

.pub-list li {
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--text-light);
}
.pub-list li:last-child { border-bottom: none; }
.pub-list .pub-title { color: var(--text); font-weight: 600; }
.pub-list .pub-journal { font-style: italic; }
.pub-list .pub-doi a { font-size: 0.85rem; color: var(--maroon); word-break: break-all; }

.content-section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 48px 24px;
}

.scholar-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--off-white);
  border: 1px solid var(--border);
  padding: 12px 24px;
  border-radius: var(--radius);
  font-weight: 600;
  margin-top: 20px;
  transition: background .2s;
  text-decoration: none;
}
.scholar-link:hover { background: var(--light-gray); text-decoration: none; }

/* --- Team --- */
.pi-card {
  display: flex;
  gap: 36px;
  align-items: flex-start;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
  box-shadow: var(--shadow);
  margin-bottom: 48px;
}

.pi-photo {
  width: 180px;
  min-width: 180px;
  border-radius: var(--radius);
  object-fit: cover;
  aspect-ratio: 1;
}

.pi-info h2 { font-size: 1.5rem; color: var(--maroon); margin-bottom: 4px; }
.pi-info .pi-title { color: var(--text-light); font-size: 0.95rem; margin-bottom: 16px; }
.pi-info p { line-height: 1.75; color: var(--text-light); }

.team-category { margin-bottom: 40px; }
.team-category h2 {
  font-size: 1.3rem;
  color: var(--maroon);
  margin-bottom: 20px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--light-gray);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.member-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.member-card-photo {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  object-position: top;
  flex-shrink: 0;
}
.member-card-info { min-width: 0; }
.member-card h3 { font-size: 1.05rem; color: var(--text); margin-bottom: 4px; }
.member-card .role { font-size: 0.85rem; color: var(--maroon); font-weight: 600; margin-bottom: 8px; }
.member-card p { font-size: 0.88rem; color: var(--text-light); line-height: 1.6; }

/* Alumni collapsible */
.alumni-toggle {
  background: none;
  border: 1px solid var(--border);
  padding: 12px 24px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
  color: var(--maroon);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
  transition: background .2s;
}
.alumni-toggle:hover { background: var(--off-white); }
.alumni-toggle .arrow { transition: transform .3s; }
.alumni-toggle.open .arrow { transform: rotate(90deg); }

.alumni-list { display: none; }
.alumni-list.show { display: grid; }

/* --- Join / Contact --- */
.content-block {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 0;
}
.content-block h2 { font-size: 1.4rem; color: var(--maroon); margin: 32px 0 12px; }
.content-block h2:first-child { margin-top: 0; }
.content-block p, .content-block li { color: var(--text-light); line-height: 1.75; margin-bottom: 12px; }
.content-block ul { margin-left: 24px; margin-bottom: 16px; }

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 32px;
}
.contact-card { background: var(--off-white); border-radius: var(--radius); padding: 28px; }
.contact-card h3 { font-size: 1.1rem; color: var(--maroon); margin-bottom: 12px; }
.contact-card p, .contact-card a { font-size: 0.95rem; color: var(--text-light); line-height: 1.8; }

/* Social links */
.social-links { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 16px; }
.social-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: var(--off-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
  transition: background .2s, border-color .2s;
  text-decoration: none;
}
.social-link:hover { background: var(--light-gray); border-color: var(--dark-gray); color: var(--text); text-decoration: none; }

/* --- Footer --- */
.site-footer {
  background: #1a1a1a;
  color: rgba(255,255,255,0.7);
  padding: 48px 24px;
  font-size: 0.88rem;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  flex-wrap: wrap;
}

.footer-info h3 { color: var(--white); font-size: 1.05rem; margin-bottom: 8px; }
.footer-info p { line-height: 1.8; }
.footer-links { display: flex; gap: 32px; flex-wrap: wrap; }
.footer-col h4 { color: var(--white); font-size: 0.9rem; margin-bottom: 10px; }
.footer-col a {
  display: block;
  color: rgba(255,255,255,0.6);
  font-size: 0.85rem;
  padding: 3px 0;
  transition: color .2s;
  text-decoration: none;
}
.footer-col a:hover { color: var(--white); text-decoration: none; }

.footer-bottom {
  max-width: var(--max-width);
  margin: 32px auto 0;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.1);
  text-align: center;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.4);
}

/* --- Profile Pages --- */
.back-to-team {
  display: inline-block;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--maroon);
  margin-bottom: 32px;
  text-decoration: none;
}
.back-to-team:hover { text-decoration: underline; }

.profile-bio-section {
  display: flex;
  gap: 36px;
  align-items: flex-start;
  margin-bottom: 48px;
}

.profile-photo {
  width: 200px;
  min-width: 200px;
  border-radius: var(--radius);
  object-fit: cover;
  aspect-ratio: 1;
  border: 3px solid var(--light-gray);
}

.profile-bio p {
  color: var(--text-light);
  line-height: 1.75;
  margin-bottom: 12px;
}

.scholar-link {
  color: var(--maroon);
  font-weight: 600;
  text-decoration: none;
}
.scholar-link:hover {
  text-decoration: underline;
}

.profile-section {
  margin-bottom: 48px;
}

.profile-section h2 {
  font-size: 1.3rem;
  color: var(--maroon);
  margin-bottom: 20px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--light-gray);
}

/* Spotlight cards */
.spotlight-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.spotlight-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow);
}

.spotlight-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.spotlight-content {
  padding: 20px;
}

.spotlight-content h3 {
  font-size: 1.05rem;
  color: var(--maroon);
  margin-bottom: 8px;
}

.spotlight-content p {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 1.6;
  margin-bottom: 12px;
}

.spotlight-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--maroon);
}

/* --- Research Spotlight Cards (research page) --- */
.research-spotlight-section {
  margin-top: 56px;
  margin-bottom: 16px;
}

.research-spotlight-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.research-spotlight-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow);
  transition: box-shadow .2s, transform .2s;
}

.research-spotlight-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.research-spotlight-image {
  width: 100%;
  height: 280px;
  object-fit: cover;
}

.research-spotlight-content {
  padding: 20px;
}

.research-spotlight-journal-logo {
  height: 40px;
  width: auto;
  object-fit: contain;
  margin-bottom: 10px;
  opacity: 0.7;
}

.research-spotlight-content h3 {
  font-size: 1.05rem;
  color: var(--maroon);
  margin-bottom: 8px;
  line-height: 1.4;
}

.research-spotlight-content p {
  font-size: 0.88rem;
  color: var(--text-light);
  line-height: 1.6;
  margin-bottom: 10px;
}

.research-spotlight-citation {
  font-size: 0.82rem !important;
  color: var(--dark-gray) !important;
  font-style: italic;
}

.research-spotlight-citation a {
  color: var(--maroon);
  font-weight: 500;
  font-style: italic;
}

/* --- Spotlight Lightbox --- */
.spotlight-lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0, 0, 0, 0.85);
  cursor: zoom-out;
  align-items: center;
  justify-content: center;
}

.spotlight-lightbox.open {
  display: flex;
}

.spotlight-lightbox img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  border-radius: var(--radius);
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.4);
}

.spotlight-lightbox-close {
  position: absolute;
  top: 20px;
  right: 28px;
  background: none;
  border: none;
  color: white;
  font-size: 2rem;
  cursor: pointer;
  line-height: 1;
  padding: 4px 12px;
}

.research-spotlight-image {
  cursor: zoom-in;
}

/* Linked member cards on team page */
a.member-card-linked {
  display: block;
  text-decoration: none;
  transition: box-shadow .2s, transform .2s;
  cursor: pointer;
}
a.member-card-linked:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
  text-decoration: none;
}
a.member-card-linked .card-link {
  display: inline-block;
  margin-top: 12px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--maroon);
}
a.member-card-linked .card-link::after { content: " \2192"; }

/* --- Responsive --- */
@media (max-width: 900px) {
  .research-grid { grid-template-columns: 1fr; }
  .research-spotlight-grid { grid-template-columns: 1fr; }
  .cards { grid-template-columns: 1fr; }
  .approach-grid { grid-template-columns: 1fr; }
  .github-panels { grid-template-columns: 1fr; }
  .funder-icon { height: 80px; }
}

@media (max-width: 768px) {
  .journal-track img { height: 40px; width: 100px; }
  .journal-track { gap: 40px; }

  .nav-toggle { display: block; }

  .nav-links {
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 16px 24px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    border-bottom: 2px solid var(--maroon);
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 10px 0; }

  .hero { padding: 40px 20px 32px; }
  .hero-inner { flex-direction: column; text-align: center; gap: 24px; }
  .hero-logo { width: 180px; min-width: 180px; }
  .hero-headshot { width: 100px; min-width: 100px; }
  .hero h1 { font-size: 1.8rem; }

  .section { padding: 40px 0; }
  .section-title { font-size: 1.4rem; }

  .pi-bio { flex-direction: column; align-items: center; text-align: center; padding: 28px; }
  .pi-bio-photo { width: 140px; min-width: 140px; }
  .pi-links { justify-content: center; }

  .schematic img { max-width: 100%; }

  .clif-banner { flex-direction: column; text-align: center; padding: 24px; }
  .clif-banner-left { flex-direction: column; }

  .funders { gap: 32px; }

  .pi-card { flex-direction: column; align-items: center; text-align: center; }
  .pi-photo { width: 140px; min-width: 140px; }

  .team-grid { grid-template-columns: 1fr; }

  .profile-bio-section { flex-direction: column; align-items: center; text-align: center; }
  .profile-photo { width: 160px; min-width: 160px; }
  .spotlight-grid { grid-template-columns: 1fr; }

  .footer-inner { flex-direction: column; }
  .footer-links { flex-direction: column; gap: 24px; }

  .page-header h1 { font-size: 1.7rem; }

}

@media (max-width: 480px) {
  .hero h1 { font-size: 1.5rem; }
  .card { padding: 20px 18px; }
  .pi-card { padding: 24px; }
  .contact-grid { grid-template-columns: 1fr; }
}