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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Lato', sans-serif;
  background-color: white;
  color: #333;
  line-height: 1.6;
}

a {
  color: #0066cc;
}

a:visited {
  color: #0052a3;
}

b, strong {
  font-weight: 700;
  font-size: inherit;
}

/* Navigation */
nav {
  background-color: white;
  border-bottom: 1px solid #eee;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

nav .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
}

nav .logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: #8B0000;
  font-weight: 700;
  font-size: 1.7rem;
  gap: 0.75rem;
}

nav .logo img {
  height: 60px;
  width: 60px;
  object-fit: contain;
}

nav ul {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.hamburger {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: #000;
}

@media (max-width: 768px) {
  nav .container {
    flex-wrap: wrap;
  }

  .hamburger {
    display: block;
    order: 3;
  }

  nav ul {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background-color: white;
    border-bottom: 1px solid #eee;
    padding: 1rem 2rem;
    gap: 1rem;
    width: 100%;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  }

  nav ul.active {
    display: flex;
  }
}

nav a {
  text-decoration: none;
  color: #000;
  font-weight: 700;
  font-size: 1.1rem;
  transition: color 0.3s ease, text-decoration 0.3s ease;
}

nav ul a {
  color: #000;
}

nav ul a:visited {
  color: #000;
}

nav ul a:hover {
  color: #8B0000;
  text-decoration: underline;
  text-decoration-color: #8B0000;
  text-decoration-thickness: 2px;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Header/Hero */
.hero {
  text-align: center;
  padding: 2rem 2rem;
  background: linear-gradient(135deg, #f5f5f5 0%, #fafafa 100%);
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
  color: #1a1a1a;
}

.hero p {
  font-size: 1.2rem;
  color: #666;
  max-width: 600px;
  margin: 0 auto;
}

/* Main Content */
main {
  min-height: calc(100vh - 200px);
  padding: 3rem 2rem;
}

h2 {
  font-size: 2rem;
  margin-bottom: 1.5rem;
  color: #1a1a1a;
  border-bottom: 3px solid #8B0000;
  padding-bottom: 0.5rem;
  display: inline-block;
}

h3 {
  font-size: 1.4rem;
  margin-top: 2rem;
  margin-bottom: 1rem;
  color: #333;
}

p {
  margin-bottom: 1.5rem;
  color: #555;
  line-height: 1.8;
}

/* Lists */
.join-section ul {
  margin-left: 1.5rem;
  margin-bottom: 1rem;
  padding-left: 0.5rem;
}

/* Space nested bullets slightly away from parent label */
.join-section ul ul {
  margin-top: 0.35rem;
  margin-bottom: 0.35rem;
  margin-left: 1.25rem;
}

.join-section li {
  margin-bottom: 0.5rem;
}

/* News Section */
.news-section {
  margin-bottom: 3rem;
}

.news-item {
  background-color: #f9f9f9;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  border-left: 4px solid #8B0000;
  border-radius: 4px;
}

.news-date {
  font-size: 0.9rem;
  color: #8B0000;
  font-weight: 600;
}

.news-title {
  font-size: 1.2rem;
  font-weight: 600;
  color: #1a1a1a;
  margin-top: 0.5rem;
}

.news-description {
  color: #666;
  margin-top: 0.5rem;
}

.news-description ul {
  margin-left: 1.5rem;
  margin-top: 0.25rem;
}

.news-description p {
  margin-bottom: 0;
}

.news-description li {
  margin-bottom: 0.5rem;
}

/* Location section */
.location-section {
  margin: 3rem 0;
  padding: 2rem;
  border-radius: 8px;
}

.location-grid {
  display: flex;
  gap: 1.5rem;
  align-items: stretch;
  flex-wrap: nowrap;
}

.location-map {
  flex: 1.2;
}

.location-address {
  flex: 0.8;
}

@media (max-width: 768px) {
  .location-grid {
    flex-direction: column;
  }
  .location-map,
  .location-address {
    flex: 1;
  }
}

.location-address p {
  margin: 0;
  line-height: 1.8;
}

.location-address strong {
  color: #8B0000;
}

.location-map iframe {
  width: 100%;
  min-height: 280px;
  border: none;
  border-radius: 6px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}

/* Wiki entry layout */
.wiki-entry {
  padding: 1rem 0 2rem;
}

.wiki-section {
  margin-bottom: 1.75rem;
}

.wiki-section h2 {
  border-bottom: 2px solid #e5e5e5;
  padding-bottom: 0.35rem;
  margin-bottom: 0.75rem;
}

.wiki-section ul,
.wiki-section ol {
  margin-left: 1.25rem;
  line-height: 1.7;
}

.wiki-section li {
  margin-bottom: 0.5rem;
}

/* Photo Gallery/Carousel */
.carousel {
  position: relative;
  background-color: #f5f5f5;
  padding: 2rem;
  border-radius: 8px;
  margin-bottom: 2rem;
}

.carousel-container {
  position: relative;
  width: 100%;
  max-height: 400px;
  overflow: hidden;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background-color: rgba(139, 0, 0, 0.7);
  color: white;
  border: none;
  padding: 1rem 0.75rem;
  cursor: pointer;
  font-size: 1.5rem;
  border-radius: 4px;
  transition: background-color 0.3s ease;
  z-index: 10;
}

.carousel-arrow:hover {
  background-color: rgba(139, 0, 0, 0.9);
}

.carousel-prev {
  left: 1rem;
}

.carousel-next {
  right: 1rem;
}

.carousel-slide {
  display: none;
  width: 100%;
  height: 400px;
}

.carousel-slide.active {
  display: block;
}

.carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.carousel-dots {
  margin-top: 1rem;
  display: none;
}

.dot {
  height: 12px;
  width: 12px;
  margin: 0 6px;
  background-color: #ccc;
  border-radius: 50%;
  display: inline-block;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.dot.active {
  background-color: #8B0000;
}

/* People Section */
.people-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 320px));
  gap: 2rem;
  margin-top: 2rem;
  justify-content: start;
}

.people-section {
  margin-top: 2.5rem;
}

.people-section:first-of-type {
  margin-top: 0.5rem;
}

.people-section h2 {
  margin-bottom: 0.5rem;
}

.person-card {
  background-color: #f9f9f9;
  padding: 1.5rem;
  border-radius: 8px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.person-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.person-image {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  margin: 0 auto 1rem;
  overflow: hidden;
  background-color: #eee;
}

.person-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: 50%;
}

.person-name {
  font-size: 1.1rem;
  font-weight: 600;
  color: #1a1a1a;
}

.person-name a {
  color: #1a1a1a;
  text-decoration: none;
  position: relative;
  transition: color 0.3s ease;
}

.person-name a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -2px;
  left: 0;
  background-color: #8B0000;
  transition: width 0.3s ease;
}

.person-name a:hover {
  color: #8B0000;
}

.person-name a:hover::after {
  width: 100%;
}

.person-role {
  color: #8B0000;
  font-weight: 500;
  margin-top: 0.5rem;
}

.person-duration {
  color: #555;
  font-size: 0.95rem;
  margin-top: 0.15rem;
}

.person-bio {
  font-size: 0.9rem;
  color: #666;
  margin-top: 0.5rem;
}

/* Research Section */
.research-area {
  background-color: #f9f9f9;
  padding: 2rem;
  margin-bottom: 2rem;
  border-radius: 8px;
  border-left: 4px solid #8B0000;
}

.research-content {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
}

.research-text {
  flex: 1;
}

.research-image {
  flex: 0 0 300px;
}

.research-image img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  object-fit: cover;
}

.research-area h3 {
  margin-top: 0;
}

.research-area h4 {
  font-size: 1.1rem;
  color: #8B0000;
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
  font-weight: 600;
}

.research-pubs {
  list-style: none;
  padding-left: 0;
}

.research-pubs li {
  margin-bottom: 0.75rem;
  padding-left: 1.5rem;
  position: relative;
  color: #555;
  font-size: 0.95rem;
}

.research-pubs li:before {
  content: "→";
  position: absolute;
  left: 0;
  color: #8B0000;
  font-weight: 600;
}

@media (max-width: 768px) {
  .research-content {
    flex-direction: column-reverse;
  }
  
  .research-image {
    flex: 0;
    width: 100%;
    margin-bottom: 1rem;
    max-height: 250px;
    overflow: hidden;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .research-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
  }
}

/* Publications Section */
.publication-item {
  background-color: #f9f9f9;
  padding: 1rem;
  margin-bottom: 1rem;
  border-radius: 8px;
  border-left: 4px solid #8B0000;
}

.publication-authors {
  color: #666;
  font-size: 0.95rem;
}

.publication-title {
  font-weight: 600;
  color: #1a1a1a;
  margin-top: 0.25rem;
}

.publication-details {
  color: #888;
  font-size: 0.9rem;
  margin-top: 0.25rem;
  font-style: italic;
}

.publication-award {
  color: #8B0000;
  font-size: 0.9rem;
  margin-top: 0.25rem;
  font-weight: 600;
}

.publication-links {
  display: flex;
  gap: 0.4rem;
  margin-top: 0.4rem;
  flex-wrap: wrap;
}

.publication-button {
  display: inline-block;
  background-color: #8B0000;
  color: white;
  padding: 0.3rem 0.75rem;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.8rem;
  transition: background-color 0.3s ease;
}

.publication-button:hover {
  background-color: #600000;
  color: white;
}

.publication-button:visited {
  color: white;
}

.publication-button-secondary {
  display: inline-block;
  background-color: transparent;
  color: #8B0000;
  padding: 0.3rem 0.75rem;
  border-radius: 4px;
  border: 1.5px solid #8B0000;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.8rem;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.publication-button-secondary:hover {
  background-color: #8B0000;
  color: white;
}

.publication-button-secondary:visited {
  color: #8B0000;
}

.publication-button-secondary:visited:hover {
  color: white;
}

.publication-link {
  display: inline-block;
  margin-top: 0.5rem;
  color: #8B0000;
  text-decoration: none;
  font-weight: 500;
}

.publication-link:hover {
  text-decoration: underline;
}

/* Resources Section */
.resource-list {
  list-style: none;
  margin-top: 1.5rem;
}

.resource-item {
  background-color: #f9f9f9;
  padding: 1.5rem;
  margin-bottom: 1rem;
  border-radius: 8px;
  border-left: 4px solid #8B0000;
}

.resource-item h3 {
  margin-top: 0;
  color: #1a1a1a;
}

.resource-item a {
  color: #8B0000;
  text-decoration: none;
  font-weight: 500;
}

.resource-item a:hover {
  text-decoration: underline;
}

/* Robots Section */
.robots-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 180px));
  gap: 1.5rem;
  margin-top: 1.5rem;
  justify-content: start;
}

.robot-card {
  text-align: center;
  padding: 0.75rem;
  border-radius: 8px;
  border: 1px solid #e0e0e0;
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.robot-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  transform: translateY(-2px);
}

.robot-image {
  width: 100%;
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  margin-bottom: 0.75rem;
  background-color: white;
}

.robot-image img {
  max-width: 100%;
  max-height: 100%;
  height: auto;
  width: auto;
  border-radius: 8px;
}

.robot-name {
  font-size: 0.9rem;
  font-weight: 600;
  color: #1a1a1a;
  margin: 0;
}

/* Join Us Section */
.join-section {
  background-color: #f5f5f5;
  padding: 2rem;
  border-radius: 8px;
  margin-bottom: 2rem;
}

.join-section h3 {
  margin-top: 0;
}

.cta-button {
  display: inline-block;
  background-color: #8B0000;
  color: white;
  padding: 1rem 2rem;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 600;
  transition: background-color 0.3s ease;
  border: none;
  cursor: pointer;
  font-size: 1rem;
}

.cta-button:hover {
  background-color: #600000;
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  background-color: #f9f9f9;
  border-radius: 8px;
}

table th,
table td {
  padding: 0.5rem 1rem;
  text-align: center;
  border: none;
}

table thead th {
  background-color: transparent;
  font-weight: 600;
  color: #1a1a1a;
}

table tbody th[scope="row"] {
  text-align: left;
  font-weight: 500;
  background-color: transparent;
}

table tbody td {
  background-color: transparent;
}

/* Lists */
ol, ul {
  padding-left: 2rem;
}

ol li, ul li {
  margin-bottom: 0.75rem;
}

/* Citation Box */
.citation-box {
  margin-top: 1rem;
  padding: 1rem;
  padding-left: 1.5rem;
  border-left: 4px solid #8B0000;
  background-color: #f9f9f9;
  font-size: 0.95rem;
  color: #555;
}

/* Footer */
footer {
  background-color: #1a1a1a;
  color: white;
  text-align: center;
  padding: 2rem;
  margin-top: 3rem;
}

footer p {
  margin-bottom: 0.5rem;
  color: #ccc;
}

footer a {
  color: #8B0000;
  text-decoration: none;
  font-weight: 500;
}

footer a:hover {
  text-decoration: underline;
}

/* Responsive */
@media (max-width: 768px) {
  .carousel-arrow {
    display: none;
  }

  .carousel-dots {
    display: block;
    text-align: center;
  }

  .container {
    padding: 0 0.75rem;
  }

  main {
    padding: 2rem 0.75rem;
  }

  .hero {
    padding: 1.5rem 0.75rem;
  }

  nav ul {
    gap: 1rem;
    font-size: 0.9rem;
  }

  .hero h1 {
    font-size: 1.8rem;
  }

  h2 {
    font-size: 1.5rem;
  }

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

  .carousel-slide {
    height: 250px;
  }
}