:root {
  --primary-color: #2563eb;
  --primary-hover: #1d4ed8;
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --text-light: #94a3b8;
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-accent: #f1f5f9;
  --border-color: #e2e8f0;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --border-radius: 12px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Noto Sans', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Hero */
.publication-title {
  font-weight: 800 !important;
  line-height: 1.15 !important;
  margin-bottom: 1.5rem !important;
}

.publication-authors {
  font-weight: 500;
  margin-bottom: 1rem;
}

.publication-authors a {
  color: var(--primary-color) !important;
  text-decoration: none;
  font-weight: 600;
}

.publication-authors a:hover {
  color: var(--primary-hover) !important;
  text-decoration: underline;
}

.author-block {
  display: inline-block;
  margin-right: 0.25rem;
}

/* Buttons */
.publication-links .button {
  border-radius: var(--border-radius) !important;
  font-weight: 600 !important;
  transition: var(--transition) !important;
  margin: 4px;
}

.button.is-dark {
  background: var(--text-primary) !important;
  box-shadow: var(--shadow-sm);
}

.button.is-dark:hover {
  background: var(--primary-color) !important;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Sections */
.hero.is-light {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.section-title {
  font-weight: 700 !important;
  margin-bottom: 1.5rem !important;
  padding-bottom: 0.75rem;
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  border-radius: 2px;
}

/* Abstract */
.content.has-text-justified {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

/* Teaser */
.teaser-container img,
.teaser-container video {
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
  max-width: 100%;
  height: auto;
}

.teaser-caption {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-top: 1rem;
}

/* Method */
.method-figure {
  margin: 1.5rem 0;
  text-align: center;
}

.method-figure img {
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-md);
  max-width: 100%;
  height: auto;
}

.method-figure figcaption {
  font-size: 0.9rem;
  color: var(--text-light);
  margin-top: 0.75rem;
}

/* Datasets table */
.dataset-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  overflow: hidden;
  font-size: 0.95rem;
}

.dataset-table thead {
  background: var(--bg-accent);
}

.dataset-table th,
.dataset-table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.dataset-table th {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.dataset-table td {
  color: var(--text-secondary);
}

.dataset-table tr:last-child td {
  border-bottom: none;
}

.dataset-table .checkmark {
  color: #10b981;
  font-weight: 700;
}

.dataset-table .dataset-name {
  font-weight: 600;
  color: var(--text-primary);
}

.dataset-table .btn-download {
  display: inline-block;
  padding: 0.3rem 0.75rem;
  background: var(--primary-color);
  color: white !important;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
}

.dataset-table .btn-download:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
}

/* Results gallery */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

.gallery-grid img {
  width: 100%;
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.gallery-grid img:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.gallery-row {
  display: flex;
  gap: 0.5rem;
  margin: 1rem 0;
  align-items: flex-start;
}

.gallery-row img {
  flex: 1;
  min-width: 0;
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
}

.gallery-label {
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-light);
  margin-top: 0.5rem;
  font-weight: 500;
}

/* BibTeX */
.bibtex-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.copy-btn {
  background: var(--primary-color);
  color: white;
  border: none;
  border-radius: 8px;
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.copy-btn:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
}

.copy-btn.copied {
  background: #10b981;
}

pre {
  background: var(--bg-accent) !important;
  border: 1px solid var(--border-color) !important;
  border-radius: var(--border-radius) !important;
  padding: 1.25rem !important;
  font-size: 0.875rem !important;
  overflow-x: auto;
}

code {
  font-family: 'SF Mono', 'Cascadia Code', 'Roboto Mono', monospace !important;
}

/* Footer */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 2.5rem 1.5rem;
}

.footer a {
  color: var(--primary-color);
  text-decoration: none;
}

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

/* Responsive */
@media screen and (max-width: 768px) {
  .publication-title {
    font-size: 1.75rem !important;
  }

  .gallery-row {
    flex-direction: column;
  }

  .dataset-table {
    font-size: 0.85rem;
  }

  .dataset-table th,
  .dataset-table td {
    padding: 0.5rem;
  }
}