/* css styles */

:root {
    --blue: #0454a4; 
    --light-blue: #248cfa;
    --light-blue-hover: #a3cbf6;
    --light-bg: #e4e8ed;
    --dark-bg: #585757;
}

.center {
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.small-link {
  font-size: 10px;
  color: grey;
}

/* Projects button container for even spacing */
.projects-button-container {
  display: flex;
  justify-content: space-evenly;
  gap: 1rem;
  margin: 1.5rem 0;
  flex-wrap: wrap;
}

.projects-button {
  background: linear-gradient(135deg, var(--blue) 0%, var(--light-blue) 100%);
  border: 1px solid var(--light-blue);
  padding: 12px 24px;
  font-size: 1.1rem;
  border-radius: 8px;
  text-decoration: none;
  display: inline-block;
  transition: all 0.3s ease;
  color: white;
  flex: 1;
  margin-inline: 1rem;
  text-align: center;
  min-width: 200px; /* Prevents buttons from getting too small on mobile */
  max-width: 300px; /* Prevents buttons from getting too wide */
}

.projects-button:hover {
  background: linear-gradient(135deg, var(--light-blue) 0%, var(--light-blue-hover) 100%);
  border-color: var(--light-blue-hover);
  color: black;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(36, 140, 250, 0.3);
}

/* Mobile responsiveness for button container */
@media (max-width: 768px) {
  .projects-button-container {
    flex-direction: column;
    gap: 0.75rem;
  }
  
  .projects-button {
    min-width: unset;
    max-width: unset;
  }
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin: 2rem 0;
  padding: 1rem 0;
}

.service-card {
  background: linear-gradient(135deg, var(--blue) 0%, var(--light-blue) 100%);
  border: 1px solid var(--light-blue);
  border-radius: 12px;
  padding: 2rem;
  text-align: center;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  position: relative;
  overflow: hidden;
  color: white;
}

.service-card:hover {
  background: linear-gradient(135deg, var(--light-blue) 0%, var(--light-blue-hover) 100%);
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
  border-color: var(--light-blue-hover);
  color: black;
}

.service-card:hover h3 {
  color: black;
}

.service-card:hover p {
  color: black;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--light-blue-hover) 0%, var(--blue) 100%);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  display: block;
  transform: scale(3); /* Adjust the scale value as needed */
  transform-origin: center;
}

.service-card h3 {
  color: white;
  margin-bottom: 1rem;
  font-size: 1.25rem;
  font-weight: 600;
}

.service-card p {
  color: white;
  line-height: 1.6;
  margin-bottom: 0;
  font-size: 0.95rem;
}

/* Mobile responsiveness */
@media (max-width: 768px) {
  .services-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin: 1.5rem 0;
  }
  
  .service-card {
    padding: 1.5rem;
  }
  
  .service-icon {
    font-size: 2.5rem;
  }
}

/* FAQ Section Styling */
details.faq {
  background: var(--blue);
  border: 1px solid var(--light-blue);
  border-radius: 12px;
  margin-bottom: 1rem;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
}

details.faq:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
  transform: translateY(-2px);
}

details.faq[open] {
  border-color: var(--light-blue);
  box-shadow: 0 6px 20px rgba(36, 140, 250, 0.15);
}

details.faq summary {
  padding: 1.5rem;
  cursor: pointer;
  background: linear-gradient(135deg, var(--blue) 0%, var(--light-blue) 100%);
  border: none;
  outline: none;
  position: relative;
  transition: all 0.3s ease;
  user-select: none;
  color: #e2e8f0;
}

details.faq summary:hover {
  background: linear-gradient(135deg, var(--light-blue) 0%, var(--light-blue-hover) 100%);
}

details.faq[open] summary {
  background: linear-gradient(135deg, var(--blue) 0%, var(--light-blue) 100%);
  color: white;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

/* Custom arrow styling */
details.faq summary::-webkit-details-marker {
  display: none;
}

details.faq summary::after {
  content: '+';
  position: absolute;
  right: 1.5rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.5rem;
  font-weight: bold;
  transition: all 0.3s ease;
  color: var(--blue);
}

details.faq summary:hover::after {
  color: white;
}

details.faq[open] summary::after {
  content: '−';
  transform: translateY(-50%) rotate(180deg);
  color: white;
}

details.faq .faq-question {
  font-weight: 600;
  font-size: 1.1rem;
  line-height: 1.4;
  margin: 0;
  padding-right: 3rem;
  color: #e2e8f0;
}

details.faq[open] .faq-question {
  color: white;
}

details.faq .faq-answer {
  padding: 1.5rem;
  margin: 0;
  background: var(--light-bg);
  color: black;
  line-height: 1.6;
  border-top: 1px solid var(--light-blue);
  animation: fadeInDown 0.3s ease;
}

/* Focus states for accessibility */
details.faq summary:focus {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
}

/* Smooth transitions for better UX */
details {
  transition: margin 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
}

/* Add some spacing around the FAQ section */
h2:has(+ details.faq), 
h2 + details.faq:first-of-type {
  margin-top: 1.5rem;
}

.home-page-footer {
  font-size: 0.85rem;
  color: #adb5bd;
  text-align: center;
  margin: 2rem 0 1rem 0;
  padding: 1rem;
  line-height: 1.4;
  font-weight: 300;
}

/* Mobile responsiveness */
@media (max-width: 768px) {
  .home-page-footer {
    font-size: 0.8rem;
    margin: 1.5rem 0 0.5rem 0;
    padding: 0.75rem;
  }
}

/* About page */
.gallery-item {
  text-align: center;
}

.gallery-item em {
  display: block;
  margin-top: 0.5rem;
  font-style: italic;
  color: #666;
  font-size: 0.9rem;
}

.photo-gallery {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin: 2rem 0;
  justify-content: center;
}

.gallery-img {
  width: 300px;
  height: 420px;
  object-fit: cover;
  border-radius: 8px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}

.gallery-img:hover {
  transform: scale(1.05);
}

@media (max-width: 768px) {
  .gallery-img {
    width: 100%;
    max-width: 300px;
  }
}

/* Publications page */
/* Remove numbering from citations */
div.csl-entry {
  margin-left: 0 !important;
  text-indent: 0 !important;
}

div.csl-left-margin {
  display: none !important;
}

div.csl-right-inline {
  margin-left: 0 !important;
}

/* Add some spacing between entries */
div.csl-entry {
  margin-bottom: 1.5em;
}

/* Optional: Style the publication buttons */
.pub-buttons {
  margin-top: 0.5em;
}

.pub-buttons a {
  display: inline-block;
  margin-right: 0.5em;
  padding: 0.25em 0.5em;
  background-color: #f8f9fa;
  border: 1px solid #dee2e6;
  border-radius: 0.25rem;
  text-decoration: none;
  font-size: 0.875em;
  color: var(--blue)
}

.pub-buttons a:hover {
  background-color: #e9ecef;
}

.pub-buttons button {
  display: inline-block;
  margin-right: 0.5em;
  padding: 0.25em 0.5em;
  background-color: #f8f9fa;
  border: 1px solid #dee2e6;
  border-radius: 0.25rem;
  text-decoration: none;
  font-size: 0.875em;
  cursor: pointer;
  color: var(--blue);
}

.pub-buttons button:hover {
  background-color: #e9ecef;
}