body {
  font-family: 'Noto Sans', sans-serif;
  background: linear-gradient(to bottom, #ffffff 0%, #f8f9fa 100%);
  color: #2c3e50;
}

.publication-title {
    font-family: 'Google Sans', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
    letter-spacing: -0.5px;
    line-height: 1.3;
}

/* Enhanced Section Titles */
.title.is-3, .title.is-4, .title.is-5 {
  font-weight: 700;
  color: #2c3e50;
  position: relative;
  padding-bottom: 15px;
  margin-bottom: 1.5rem;
}

.title.is-3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
  border-radius: 2px;
}

/* Grey Heading Section Titles (Abstract, Method Overview, etc.) */
.grey-heading_nerf {
  position: relative;
  padding-bottom: 15px;
  text-transform: none !important;
}

.grey-heading_nerf::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
  border-radius: 2px;
}

/* Enhanced Caption Styling */
p {
  font-size: 16px;
  line-height: 1.7;
  color: #555;
}

/* Image Caption Hover Effects */
img {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border-radius: 8px;
}

img:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 16px rgba(0,0,0,0.1);
}

/* Button Enhancements */
.button.seq-btn {
  font-weight: 600;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  border: none;
  padding: 0.75em 1.5em;
}

.button.seq-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.button.seq-btn.is-info {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

/* Model Viewer Container */
model-viewer {
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  transition: box-shadow 0.3s ease;
}

model-viewer:hover {
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}

/* Section Enhancement */
.section {
  border-radius: 0;
  transition: background-color 0.3s ease;
}

/* Hero Section Enhancement */
.hero-body {
  background: radial-gradient(ellipse at top, #f8f9fa 0%, #ffffff 100%);
}

/* Smooth Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.publication-title {
  animation: fadeInUp 0.8s ease-out;
}

.section {
  animation: fadeInUp 0.6s ease-out;
}

/* Grid Item Enhancement */
div[style*="grid-template-columns"] > div {
  transition: transform 0.2s ease;
}

div[style*="grid-template-columns"] > div:hover {
  transform: translateY(-4px);
}

/* Author Section Styles */
.nerf_subheader_v2 {
  margin-top: 25px;
  margin-bottom: 20px;
}

.nerf_authors_v2 {
  color: #667eea;
  text-decoration: none;
  font-size: 19px;
  font-weight: 500;
  transition: all 0.3s ease;
  border-bottom: 1px solid transparent;
}

.nerf_authors_v2:hover {
  color: #764ba2;
  text-decoration: none;
  border-bottom: 1px solid #764ba2;
}

.nerf_affiliation_v2 {
  font-size: 16px;
  font-weight: 400;
  color: #666;
  margin-top: 12px;
  margin-bottom: 25px;
  font-style: italic;
}

.external-link {
  display: flex;
  justify-content: center;
  gap: 15px;
  margin-top: 25px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  text-decoration: none;
  border-radius: 25px;
  font-weight: 600;
  font-size: 15px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
  border: none;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(102, 126, 234, 0.4);
  color: white;
  text-decoration: none;
}

.btn[disabled] {
  opacity: 0.6;
  cursor: not-allowed;
  pointer-events: none;
}

.btn i {
  font-size: 16px;
}