/* ScreenParse Website Styles */

:root {
  --primary: #3273dc;
  --primary-dark: #2366d1;
  --primary-light: #667eea;
  --background: #ffffff;
  --text: #363636;
  --text-light: #7a7a7a;
  --success: #48c774;
  --success-light: #e8f5e9;
  --danger: #f14668;
  --danger-light: #ffebee;
  --border: #dbdbdb;
  --light-bg: #f5f5f5;
  --section-alt: #fafafa;
  --card-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  --card-shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.15);
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #3273dc 100%);
  --gradient-hero: linear-gradient(135deg, #e8f4fd 0%, #f5f7fa 50%, #e4e8eb 100%);
}

/* Global Styles */
body {
  font-family: 'Noto Sans', sans-serif;
  color: var(--text);
  line-height: 1.7;
}

.section {
  padding: 3rem 1.5rem;
}

/* Hero Section */
.hero.is-light {
  background: var(--gradient-hero);
  padding-bottom: 1rem;
  position: relative;
  overflow: hidden;
}

.hero.is-light::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at top right, rgba(102, 126, 234, 0.08) 0%, transparent 50%);
  pointer-events: none;
}

.publication-title {
  font-size: 3rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.publication-subtitle {
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--text-light);
  margin-bottom: 0.5rem;
}

.publication-venue {
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.publication-authors {
  margin-bottom: 0.5rem;
}

.author-block {
  font-size: 1.1rem;
}

.author-block a.author-link {
  color: var(--primary);
  text-decoration: none;
  border-bottom: 1.5px dashed rgba(50, 115, 220, 0.4);
  padding-bottom: 1px;
  transition: all 0.2s ease;
}

.author-block a.author-link:hover {
  color: var(--primary-dark);
  border-bottom-style: solid;
  border-bottom-color: var(--primary-dark);
}

.corresponding-author {
  font-size: 0.85rem;
  color: var(--text-light);
  margin-top: 0.25rem;
  margin-bottom: 1rem;
}

.corresponding-author i {
  margin-right: 0.2rem;
  font-size: 0.8rem;
}

.corresponding-author a {
  color: var(--primary);
}

.publication-affiliations {
  margin-bottom: 0.25rem;
  color: var(--text-light);
}

.affiliation-block {
  margin: 0 0.5rem;
  font-size: 0.95rem;
}

.equal-contribution {
  font-size: 0.85rem;
  color: var(--text-light);
  margin-bottom: 1.5rem;
}

.publication-links {
  margin-top: 1.5rem;
}

.publication-links .button {
  margin: 0.25rem;
  transition: all 0.3s ease;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.publication-links .button.is-dark {
  background: linear-gradient(135deg, #363636 0%, #4a4a4a 100%);
}

.publication-links .button:hover {
  background: var(--gradient-primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(50, 115, 220, 0.35);
}

.publication-links .button.demo-button {
  background: linear-gradient(135deg, #ffd54f 0%, #ffb300 100%);
  color: #2d2d2d;
}

.publication-links .button.demo-button:hover {
  background: linear-gradient(135deg, #ffca28 0%, #ff9800 100%);
  color: #1f1f1f;
  box-shadow: 0 4px 12px rgba(255, 179, 0, 0.4);
}

/* Statistics Section */
.stats-section {
  background-color: var(--background);
  padding: 2rem 1.5rem;
}

.stat-card {
  text-align: center;
  padding: 1.5rem;
  background: var(--light-bg);
  border-radius: 8px;
  transition: all 0.3s ease;
  border-left: 4px solid var(--primary);
  position: relative;
}

.stat-card:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: var(--card-shadow-hover);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.2;
}

.stat-label {
  font-size: 0.95rem;
  color: var(--text-light);
  margin-top: 0.25rem;
}

/* Abstract Section */
.abstract-content {
  font-size: 1.05rem;
  text-align: justify;
}

.abstract-content p {
  margin-bottom: 1rem;
}

/* Teaser Section */
.teaser-section {
  background-color: var(--light-bg);
}

.teaser-section .image img {
  border-radius: 8px;
  box-shadow: var(--card-shadow);
}

.teaser-caption {
  margin-top: 1rem;
  color: var(--text-light);
}

/* Contributions Section */
.contributions-section {
  background-color: var(--background);
}

.contribution-card {
  background: var(--light-bg);
  border-radius: 12px;
  padding: 2rem 1.5rem;
  height: 100%;
  text-align: center;
  transition: all 0.3s ease;
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
}

.contribution-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.contribution-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--card-shadow-hover);
  border-color: rgba(50, 115, 220, 0.2);
}

.contribution-card:hover::before {
  opacity: 1;
}

.contribution-icon {
  font-size: 2.5rem;
  color: var(--primary);
  margin-bottom: 1rem;
  transition: transform 0.3s ease, color 0.3s ease;
}

.contribution-card:hover .contribution-icon {
  transform: scale(1.1);
  color: var(--primary-light);
}

.contribution-card .title {
  margin-bottom: 0.75rem;
}

.contribution-card p {
  color: var(--text-light);
  font-size: 0.95rem;
}

/* Dataset Section */
.dataset-section {
  background-color: var(--light-bg);
}

.comparison-table {
  margin: 2rem auto;
}

.comparison-table th {
  background-color: #f0f0f0;
  font-weight: 600;
}

.comparison-table tr.complete-row {
  background-color: #f0f7f0;
}

.comparison-table tr.is-selected {
  background-color: #e8f4fd;
  border-left: 3px solid var(--primary);
}

.comparison-table tr.is-selected td {
  color: var(--text);
  font-weight: 500;
}

/* Pipeline Section */
.pipeline-section {
  background-color: var(--background);
}

.pipeline-figure {
  margin: 2rem 0;
  text-align: center;
}

.pipeline-figure .pipeline-image,
.pipeline-figure .architecture-image {
  display: block;
  width: 100%;
  max-width: 1000px;
  margin: 0 auto;
  border-radius: 8px;
  box-shadow: var(--card-shadow);
}

.pipeline-figure .pdf-embed {
  display: block;
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
}

.pipeline-placeholder {
  background: var(--light-bg);
  border: 2px dashed var(--border);
  border-radius: 8px;
  padding: 4rem 2rem;
  text-align: center;
  color: var(--text-light);
}

.pipeline-placeholder i {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.pipeline-steps {
  margin-top: 2rem;
}

.step-card {
  background: var(--light-bg);
  border-radius: 8px;
  padding: 1.5rem;
  height: 100%;
  position: relative;
  transition: all 0.3s ease;
}

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

.step-number {
  display: inline-block;
  width: 32px;
  height: 32px;
  background: var(--gradient-primary);
  color: white;
  border-radius: 50%;
  text-align: center;
  line-height: 32px;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
  box-shadow: 0 2px 6px rgba(50, 115, 220, 0.3);
}

.step-card h4 {
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text);
}

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

/* Model Section */
.model-section {
  background-color: var(--light-bg);
}

.screentag-box {
  background: #1e1e2e;
  border-radius: 12px;
  padding: 1.5rem 2rem;
  margin: 2rem 0;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  border: 1px solid #313244;
}

.screentag-box .title {
  color: #cdd6f4;
  font-size: 0.9rem;
  margin-bottom: 1rem;
  font-weight: 500;
}

.screentag-box pre {
  background: transparent;
  padding: 0;
  margin: 0;
  overflow-x: auto;
}

.screentag-box code {
  color: #cdd6f4;
  font-size: 0.85rem;
  line-height: 1.9;
  font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
}

/* ScreenTag syntax highlighting */
.screentag-box .tag-root {
  color: #f5c2e7;
  font-weight: 600;
}

.screentag-box .tag-element {
  color: #89b4fa;
}

.screentag-box .tag-coords {
  color: #a6e3a1;
}

.screentag-box .tag-text {
  color: #fab387;
}

.screentag-box .tag-ref {
  color: #f9e2af;
  font-style: italic;
}

.screentag-box .tag-container {
  color: #cba6f7;
  font-weight: 500;
}

.screentag-box .tag-ellipsis {
  color: #6c7086;
  font-style: italic;
}

.model-features {
  margin-top: 2rem;
}

.feature-item {
  text-align: center;
  padding: 1.5rem;
}

.feature-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
}

.feature-label {
  font-size: 0.9rem;
  color: var(--text-light);
}

/* Results Section */
.results-section {
  background-color: var(--background);
}

.results-table {
  font-size: 0.95rem;
}

.results-table th {
  background-color: #f0f0f0;
  font-weight: 600;
  white-space: nowrap;
}

.results-table .subsection-header {
  background-color: #fafafa;
}

.results-table .subsection-header td {
  font-weight: 500;
  color: var(--text-light);
  padding-top: 1rem;
  padding-bottom: 0.5rem;
}

.results-table .finetuned-row {
  background-color: #e8f5e9;
  border-left: 3px solid var(--success);
}

.results-table .finetuned-row td:first-child {
  font-weight: 500;
}

.results-table .best-row {
  background-color: #e8f5e9;
}

.results-table .best-row td {
  font-weight: 500;
}

.gain {
  color: #2e7d32;
  font-size: 0.8rem;
}

.screenspot-table th {
  font-size: 0.85rem;
}

/* Examples Section */
.examples-section {
  background-color: var(--light-bg);
}

.examples-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

@media (max-width: 768px) {
  .examples-grid {
    grid-template-columns: 1fr;
  }
}

.example-pair {
  background: var(--background);
  border-radius: 8px;
  padding: 1rem;
  box-shadow: var(--card-shadow);
}

.example-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.example-image {
  text-align: center;
}

.example-image img {
  width: 100%;
  height: auto;
  border-radius: 4px;
  border: 1px solid var(--border);
}

.image-label {
  font-size: 0.85rem;
  color: var(--text-light);
  margin-top: 0.5rem;
}

/* Citation Section */
.citation-section {
  background-color: var(--background);
}

.citation-box {
  position: relative;
  background: var(--light-bg);
  border-radius: 8px;
  padding: 1.5rem;
}

.citation-box pre {
  background: transparent;
  padding: 0;
  margin: 0;
  overflow-x: auto;
}

.citation-box code {
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--text);
}

.copy-button {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
}

/* Footer */
.footer {
  background-color: var(--light-bg);
  padding: 2rem 1.5rem;
}

.footer a {
  color: var(--primary);
}

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

/* Responsive Adjustments */
@media (max-width: 768px) {
  .publication-title {
    font-size: 2rem;
  }

  .publication-subtitle {
    font-size: 1.2rem;
  }

  .stat-number {
    font-size: 2rem;
  }

  .section {
    padding: 2rem 1rem;
  }

  .results-table {
    font-size: 0.8rem;
  }

  .screentag-box code {
    font-size: 0.75rem;
  }
}

/* Table responsive wrapper */
.table-container {
  overflow-x: auto;
  margin: 1rem 0;
}

/* Smooth scrolling */
html {
  scroll-behavior: smooth;
}

/* Link styles */
a {
  color: var(--primary);
  transition: color 0.2s ease;
}

a:hover {
  color: var(--primary-dark);
}

/* Problem Section */
.problem-section {
  background-color: var(--background);
}

.problem-content {
  font-size: 1.05rem;
  text-align: justify;
}

.problem-content p {
  margin-bottom: 1.25rem;
}

.problem-comparison {
  margin-top: 2.5rem;
}

.comparison-card {
  background: var(--light-bg);
  border-radius: 12px;
  padding: 1.5rem;
  height: 100%;
  transition: all 0.3s ease;
}

.comparison-card.sparse {
  border-left: 4px solid var(--danger);
}

.comparison-card.dense {
  border-left: 4px solid var(--success);
}

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

.comparison-card h4 {
  font-weight: 600;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.comparison-card.sparse h4 {
  color: var(--danger);
}

.comparison-card.dense h4 {
  color: var(--success);
}

.comparison-card ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.comparison-card li {
  padding: 0.4rem 0;
  font-size: 0.95rem;
  color: var(--text-light);
  padding-left: 1.25rem;
  position: relative;
}

.comparison-card li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--border);
}

/* Dataset Motivation */
.dataset-motivation {
  font-size: 0.95rem;
  color: var(--text-light);
  margin-top: 1rem;
}

/* Model Motivation */
.model-motivation {
  font-size: 0.95rem;
  color: var(--text-light);
  margin-top: 0.5rem;
}

/* Limitations Section */
.limitations-section {
  background-color: var(--section-alt);
}

.limitations-content {
  font-size: 1rem;
}

.limitation-item {
  background: var(--background);
  border-radius: 12px;
  padding: 1.5rem 2rem;
  margin-bottom: 1.5rem;
  border-left: 4px solid var(--danger);
  transition: all 0.3s ease;
}

.limitation-item:hover {
  box-shadow: var(--card-shadow);
}

.limitation-item.future {
  border-left-color: var(--primary);
}

.limitation-item h4 {
  font-weight: 600;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.limitation-item h4 i {
  font-size: 1.1rem;
}

.limitation-item:not(.future) h4 {
  color: var(--danger);
}

.limitation-item.future h4 {
  color: var(--primary);
}

.limitation-item p {
  color: var(--text-light);
  margin: 0;
}

/* Enhanced Results Tables */
.results-table .gain {
  display: inline-block;
  background: var(--success-light);
  color: #2e7d32;
  font-size: 0.75rem;
  padding: 0.15rem 0.5rem;
  border-radius: 12px;
  font-weight: 500;
  margin-left: 0.25rem;
}

.results-table .best-row {
  background-color: #e3f2fd !important;
  border-left: 3px solid var(--primary);
}

.results-table .best-row td {
  font-weight: 600;
}

/* Emphasis on ScreenParse-trained models */
.results-table .finetuned-row td:first-child::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--success);
  border-radius: 50%;
  margin-right: 8px;
}

/* Section Title Styling */
.title.is-3 {
  position: relative;
  display: inline-block;
  width: 100%;
}

.title.is-3::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

/* Section Dividers */
.section {
  position: relative;
}

/* Alternating Section Backgrounds */
.teaser-section,
.dataset-section,
.model-section,
.examples-section {
  background-color: var(--section-alt);
}

.contributions-section,
.pipeline-section,
.results-section,
.gt-gallery-section,
.citation-section {
  background-color: var(--background);
}

/* Annotation Comparison Section */
.annotation-cmp-section {
  background-color: var(--section-alt);
}

.annotation-cmp-desc {
  margin-bottom: 1.5rem;
  color: var(--text-light);
}

.annotation-cmp-strip {
  display: flex;
  gap: 0.75rem;
  overflow-x: auto;
  padding: 0.25rem 0 1rem;
  scroll-behavior: smooth;
  scroll-snap-type: x proximity;
}

.annotation-cmp-strip::-webkit-scrollbar {
  height: 5px;
}

.annotation-cmp-strip::-webkit-scrollbar-track {
  background: transparent;
}

.annotation-cmp-strip::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}

.annotation-cmp-card {
  flex-shrink: 0;
  width: 190px;
  border-radius: 8px;
  overflow: hidden;
  background: var(--background);
  box-shadow: var(--card-shadow);
  transition: all 0.3s ease;
  scroll-snap-align: start;
  border-top: 3px solid transparent;
}

.annotation-cmp-card.sparse {
  border-top-color: var(--danger);
}

.annotation-cmp-card.dense {
  border-top-color: var(--success);
  box-shadow: 0 0 0 2px rgba(72, 199, 116, 0.25), var(--card-shadow);
}

.annotation-cmp-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--card-shadow-hover);
}

.annotation-cmp-card.dense:hover {
  box-shadow: 0 0 0 2px rgba(72, 199, 116, 0.35), var(--card-shadow-hover);
}

.annotation-cmp-img {
  height: 130px;
  background: #f0f0f0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.annotation-cmp-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  cursor: zoom-in;
  transition: transform 0.2s ease;
}

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

.annotation-cmp-label {
  padding: 0.45rem 0.6rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.annotation-cmp-badge {
  font-size: 0.6rem;
  padding: 0.1rem 0.4rem;
  border-radius: 8px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  flex-shrink: 0;
}

.sparse-badge {
  background: var(--danger-light);
  color: var(--danger);
}

.dense-badge {
  background: var(--success-light);
  color: #2e7d32;
}

.annotation-cmp-name {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-light);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.annotation-cmp-card.dense .annotation-cmp-name {
  color: #2e7d32;
  font-weight: 600;
}

@media (max-width: 768px) {
  .annotation-cmp-card {
    width: 160px;
  }

  .annotation-cmp-img {
    height: 110px;
  }
}

/* Dataset Ground Truth Gallery */
.gt-gallery-description {
  margin-bottom: 2rem;
  color: var(--text-light);
}

.gt-gallery {
  background: var(--light-bg);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: var(--card-shadow);
}

.gt-gallery-viewer {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.gt-gallery-image-wrapper {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 400px;
  overflow: hidden;
  border-radius: 8px;
  background: #fff;
  border: 1px solid var(--border);
}

.gt-gallery-image-wrapper img {
  max-width: 100%;
  max-height: 70vh;
  object-fit: contain;
  cursor: zoom-in;
  transition: opacity 0.25s ease;
  border-radius: 4px;
}

.gt-nav {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: var(--background);
  color: var(--text);
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.gt-nav:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
  box-shadow: 0 2px 8px rgba(50, 115, 220, 0.3);
}

.gt-gallery-info {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1rem;
  font-size: 0.9rem;
  color: var(--text-light);
}

.gt-gallery-counter {
  font-weight: 600;
  color: var(--text);
}

.gt-gallery-thumbnails {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
  overflow-x: auto;
  padding: 0.5rem 0;
  scroll-behavior: smooth;
}

.gt-gallery-thumbnails::-webkit-scrollbar {
  height: 6px;
}

.gt-gallery-thumbnails::-webkit-scrollbar-track {
  background: transparent;
}

.gt-gallery-thumbnails::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}

.gt-gallery-thumb {
  flex-shrink: 0;
  width: 80px;
  height: 60px;
  border-radius: 6px;
  overflow: hidden;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all 0.2s ease;
  opacity: 0.5;
}

.gt-gallery-thumb:hover {
  opacity: 0.85;
  border-color: var(--border);
}

.gt-gallery-thumb.active {
  opacity: 1;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(50, 115, 220, 0.2);
}

.gt-gallery-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media (max-width: 768px) {
  .gt-gallery-image-wrapper {
    min-height: 250px;
  }

  .gt-nav {
    width: 36px;
    height: 36px;
    font-size: 0.85rem;
  }

  .gt-gallery-thumb {
    width: 60px;
    height: 45px;
  }
}