/* Publications List Styles - Compact Design */
.publications-list {
  margin-top: 10px;
  margin-bottom: 30px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-height: 400px; /* Prevent layout shift during loading */
}

.publication-item {
  margin-bottom: 1px;
  padding: 6px;
  border: 1px solid rgba(0,0,0,0.04);
  border-radius: 3px;
  background-color: var(--background-color);
  box-shadow: 0 1px 2px rgba(0,0,0,0.03);
  transition: transform var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
  display: flex;
  align-items: flex-start;
  gap: 6px;
  max-width: 100%;
  height: auto;
}

.publication-item:hover {
  transform: translateY(-1px);
  box-shadow: 0 3px 6px rgba(0,0,0,0.05);
}

/* Highlighted/Selected Publications */
.publication-highlighted {
  background: linear-gradient(135deg, #fff8dc 0%, #f9f9f9 100%);
  border: 1px solid #f0c987;
  box-shadow: 0 2px 8px rgba(240, 201, 135, 0.2);
}

.publication-highlighted:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(240, 201, 135, 0.3);
}

/* Compact styling for index page */
body.index-page .publication-item {
  margin-bottom: 0px;
  padding: 4px;
  gap: 4px;
  border-radius: 3px;
}

body.index-page .publication-image {
  flex: 0 0 140px;
  width: 140px;
  height: 90px;
  margin-right: 16px;
}

body.index-page .publication-title {
  font-size: 1.05em;
  margin-bottom: 2px;
  line-height: 1.1;
}

body.index-page .publication-authors {
  font-size: 0.9em;
  margin-bottom: 2px;
  line-height: 1.1;
}

body.index-page .publication-venue {
  font-size: 0.85em;
  margin-bottom: 2px;
  line-height: 1.1;
}

body.index-page .year-links-container {
  margin-top: 2px;
}

/* Enhanced visibility for PDF, star, and citation regions on index page */
body.index-page .publication-links a {
  font-size: 0.85em;
  padding: 2px 4px;
  font-weight: 500;
}

body.index-page .github-stars {
  font-size: 1.0em;
  font-weight: 500;
}

body.index-page .star-icon {
  font-size: 1.1em;
}

/* Adjust spacing for enhanced visibility elements on index page */
body.index-page .publication-links {
  margin-top: 4px;
}

body.index-page .publication-links a {
  margin-right: 10px;
  margin-bottom: 6px;
}

body.index-page .year-links-container .link-item {
  font-size: 0.8em;
  padding: 2px 6px;
  margin-right: 4px;
}

/* Ensure proper spacing and alignment for compact layout */
body.index-page .publication-content {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

/* Maintain hover effects for compact cards */
body.index-page .publication-item:hover {
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(0,0,0,0.08);
}

/* Reduced font sizes for publications page */
body.publications-page .publication-title {
  font-size: 1.0em;
  margin-bottom: 3px;
  line-height: 1.15;
}

body.publications-page .publication-authors {
  font-size: 0.85em;
  margin-bottom: 2px;
  line-height: 1.15;
}

body.publications-page .publication-venue {
  font-size: 0.8em;
  margin-bottom: 3px;
  line-height: 1.15;
}

body.publications-page .publication-links a {
  font-size: 0.7em;
}

body.publications-page .github-stars {
  font-size: 0.8em;
}

body.publications-page .filter-btn {
  font-size: 14px;
  padding: 8px 16px;
}

/* Adjust spacing for publications page with smaller fonts */
body.publications-page .publication-item {
  padding: 6px;
  margin-bottom: 1px;
}

body.publications-page .year-links-container {
  margin-top: 2px;
  gap: 4px;
}

body.publications-page .publication-links {
  margin-top: 8px;
}

body.publications-page .publication-links a {
  margin-right: 8px;
  margin-bottom: 4px;
}

.publication-image {
  flex: 0 0 140px;
  width: 140px;
  height: 90px;
  border-radius: 2px;
  border: 1px solid #e0e0e0;
  object-fit: cover;
  display: block;
  margin: 0;
}

.publication-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  flex-wrap: wrap;
}

.publication-title {
  font-size: 1.0em;
  font-weight: 600;
  margin-bottom: 2px;
  color: var(--text-color);
  line-height: 1.15;
}

.publication-authors {
  font-size: 0.88em;
  color: var(--secondary-color);
  margin-bottom: 2px;
  line-height: 1.15;
}

.publication-authors a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color var(--transition-speed) ease;
}

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

.publication-venue {
  font-size: 0.82em;
  color: var(--secondary-color);
  margin-bottom: 2px;
  font-style: italic;
  line-height: 1.15;
}

/* Acceptance info styling: bold red, placed after the year */
.accept-info {
  color: #c00;
  font-weight: 700;
}

/* Inline links in venue for publications page */
body.publications-page .publication-venue a {
  color: var(--accent-color);
  text-decoration: none;
  font-style: normal;
  font-weight: 500;
  transition: color var(--transition-speed) ease;
}

body.publications-page .publication-venue a:hover {
  color: var(--primary-color);
  text-decoration: underline;
}

.publication-year {
  color: var(--primary-color);
}

.year-links-container {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  margin-top: 2px;
  gap: 4px;
}

.publication-year {
  color: var(--secondary-color);
}

.publication-links {
  margin-top: 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
}

.publication-links a {
  display: inline-flex;
  align-items: center;
  margin-right: 8px;
  margin-bottom: 4px;
  font-size: 0.72em;
  color: var(--primary-color);
  transition: color var(--transition-speed) ease, transform var(--transition-speed) ease;
  padding: 1px 2px;
}

.publication-links a:hover {
  color: var(--secondary-color);
  transform: translateY(-2px);
}

.github-stars {
  display: inline-block;
  margin-left: 0px;
  font-size: 0.8em;
  color: #333;
}

.star-icon {
  color: #f1c40f;
  margin-right: 1px;
}

.publication-links i {
  margin-right: 4px;
}

/* Publication Filters Styles */
.publication-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  /* margin-bottom: 35px; */
  justify-content: center;
  text-align: center;
  min-height: 50px; /* Prevent layout shift */
  align-items: center;
}

.filter-btn {
  padding: 10px 20px;
  background-color: var(--grey-color-light);
  border: none;
  border-radius: 25px;
  cursor: pointer;
  transition: all var(--transition-speed) ease;
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
  font-size: 15px;
  margin: 0 8px 12px;
}

.filter-btn:hover {
  background-color: rgba(74, 144, 226, 0.1);
  color: var(--primary-color);
  transform: translateY(-2px);
}

.filter-btn.active {
  background-color: var(--primary-color);
  color: white;
  box-shadow: 0 4px 8px rgba(74, 144, 226, 0.3);
}

/* BIB Upload Section */
.bib-upload {
  margin-top: 60px;
  padding: 30px;
  background-color: var(--grey-color-light);
  border-radius: var(--border-radius);
  text-align: center;
  box-shadow: var(--box-shadow);
}

.bib-upload h3 {
  margin-bottom: 15px;
  color: var(--secondary-color);
  position: relative;
  padding-bottom: 10px;
}

.bib-upload h3:after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 50px;
  height: 3px;
  background-color: var(--primary-color);
  transform: translateX(-50%);
}

.bib-upload p {
  margin-bottom: 20px;
  color: var(--light-text-color);
}

#bib-file {
  display: block;
  margin: 0 auto 15px;
  max-width: 300px;
}

#parse-bib {
  padding: 10px 20px;
  background-color: var(--primary-color);
  color: white;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all var(--transition-speed) ease;
  font-weight: 500;
  box-shadow: 0 4px 8px rgba(74, 144, 226, 0.3);
}

#parse-bib:hover {
  background-color: var(--secondary-color);
  transform: translateY(-2px);
  box-shadow: 0 6px 12px rgba(44, 62, 80, 0.3);
}

/* Featured Publications Styles */
.publications-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.publications-header h2 {
  margin: 0;
}

.publications-links {
  display: flex;
  align-items: center;
  gap: 6px;
}

.publications-link,
.google-scholar-link {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition-speed);
}

.publications-link:hover,
.google-scholar-link:hover {
  color: var(--secondary-color);
  text-decoration: underline;
}

.link-separator {
  color: var(--light-text-color);
  margin: 0 5px;
}

.selected-publications .publication-item {
  flex: 1;
  min-width: 300px;
  padding: 25px;
  border: 1px solid rgba(0,0,0,0.05);
  border-radius: var(--border-radius);
  background-color: var(--background-color);
}

/* Loading State */
.loading {
  text-align: center;
  padding: 60px 30px;
  color: var(--light-text-color);
  font-style: italic;
  font-size: 1.1em;
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Responsive Design - Compact Layout */
@media screen and (max-width: 768px) {
  .publications-list {
    gap: 1px;
  }
  
  .publication-item {
    flex-direction: column;
    padding: 4px;
    gap: 4px;
  }
  
  .publication-image {
    flex: none;
    width: 100%;
    height: 120px;
    margin-bottom: 4px;
  }
  
  .publication-title {
    font-size: 0.95em;
    margin-bottom: 2px;
  }
  
  .publication-authors {
    font-size: 0.82em;
  }
  
  .publication-venue {
    font-size: 0.78em;
  }
  
  .publication-filters {
    flex-direction: column;
    align-items: center;
    gap: 6px;
    margin-bottom: 20px;
  }
  
  .filter-btn {
    width: 100%;
    max-width: 200px;
    padding: 8px 16px;
    font-size: 14px;
  }
  
  .publication-links {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 1px;
    margin-top: 6px;
  }
  
  .publication-links a {
    margin-right: 6px;
    margin-bottom: 3px;
    font-size: 0.7em;
  }
}

/* Inline Citation Styles - Optimized for compact design */
.citation-container {
  margin: 8px 0;
  border: 1px solid #e0e0e0;
  border-radius: 6px;
  background-color: #fafafa;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  transform: translateY(0);
  opacity: 0;
  max-height: 0;
  position: relative;
  width: 100%;
  display: block;
  clear: both;
  float: none;
  z-index: 10;
  box-sizing: border-box;
  /* Ensure citation container breaks out of flex layout and displays below */
  flex-basis: 100%;
  order: 999;
}

.citation-container.expanded {
  border-color: #007acc;
  box-shadow: 0 3px 12px rgba(0,122,204,0.15);
  opacity: 1;
  max-height: 500px;
  animation: slideDownFadeIn 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.citation-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  background-color: #f8f9fa;
  border-bottom: 1px solid #e0e0e0;
  cursor: pointer;
  transition: background-color 0.2s ease;
  min-height: 32px;
}

.citation-header:hover {
  background-color: #f1f3f4;
}

.citation-title {
  font-size: 0.75em;
  font-weight: 600;
  color: #333;
  margin: 0;
  line-height: 1.2;
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.citation-toggle {
  background: none;
  border: none;
  font-size: 0.7em;
  cursor: pointer;
  color: #5f6368;
  padding: 2px;
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  flex-shrink: 0;
  user-select: none;
}

.citation-toggle.expanded {
  transform: rotate(180deg);
  background-color: #007acc;
  color: white;
}

.citation-toggle:hover {
  background-color: #e8eaed;
}

.citation-toggle.expanded:hover {
  background-color: #0056b3;
}

.citation-content {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  padding: 0 12px;
  transform: translateY(-8px);
  transition: max-height 0.4s cubic-bezier(0.25, 0.8, 0.25, 1), 
              padding 0.4s cubic-bezier(0.25, 0.8, 0.25, 1),
              opacity 0.3s ease,
              transform 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.citation-container.expanded .citation-content {
  max-height: 400px;
  opacity: 1;
  padding: 10px 12px;
  transform: translateY(0);
}

@keyframes slideDownFadeIn {
  0% {
    opacity: 0;
    transform: translateY(-12px) scale(0.98);
    max-height: 0;
  }
  50% {
    opacity: 0.7;
    transform: translateY(-4px) scale(0.99);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
    max-height: 500px;
  }
}

@keyframes slideUpFadeOut {
  0% {
    opacity: 1;
    transform: translateY(0) scale(1);
    max-height: 500px;
  }
  50% {
    opacity: 0.3;
    transform: translateY(-4px) scale(0.99);
  }
  100% {
    opacity: 0;
    transform: translateY(-12px) scale(0.98);
    max-height: 0;
  }
}

.citation-text {
  background-color: white;
  border: 1px solid #e0e0e0;
  border-radius: 4px;
  padding: 6px 8px;
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
  font-size: 0.65em;
  line-height: 1.25;
  white-space: pre-wrap;
  word-wrap: break-word;
  color: #3c4043;
  margin-bottom: 6px;
  max-height: 180px;
  overflow-y: auto;
  box-shadow: inset 0 1px 2px rgba(0,0,0,0.05);
}

.citation-actions {
  display: flex;
  gap: 4px;
  justify-content: flex-end;
  align-items: center;
  margin-top: 2px;
}

.citation-btn {
  padding: 3px 6px;
  border: 1px solid #dadce0;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.65em;
  background-color: white;
  color: #5f6368;
  display: inline-flex;
  align-items: center;
  gap: 2px;
  transition: all 0.2s ease;
  min-height: 24px;
}

.citation-btn:hover {
  background-color: #f8f9fa;
  border-color: #dadce0;
  box-shadow: 0 1px 2px rgba(0,0,0,0.1);
}

.citation-btn-primary {
  background-color: #007acc;
  color: white;
  border-color: #007acc;
}

.citation-btn-primary:hover {
  background-color: #0056b3;
  border-color: #0056b3;
}

.citation-btn-secondary {
  background-color: #f1f3f4;
  color: #5f6368;
  border-color: #dadce0;
}

.citation-btn-secondary:hover {
  background-color: #e8eaed;
}

.citation-success {
  color: #137333;
  font-size: 0.6em;
  margin-left: 4px;
  opacity: 0;
  transition: opacity 0.25s ease;
  font-weight: 500;
}

.citation-success.show {
  opacity: 1;
}

/* Medium screens (tablets) */
@media screen and (max-width: 1024px) and (min-width: 769px) {
  .publication-item {
    padding: 5px;
    gap: 5px;
  }
  
  .publication-image {
    flex: 0 0 120px;
    width: 120px;
    height: 80px;
  }
  
  .publication-title {
    font-size: 0.98em;
  }
  
  .publication-authors {
    font-size: 0.85em;
  }
  
  .publication-venue {
    font-size: 0.8em;
  }
  
  .publication-links a {
    font-size: 0.7em;
    margin-right: 6px;
  }
  
  .citation-container {
    margin-top: 8px;
  }
  
  .citation-content {
    padding: 12px;
  }
  
  .citation-text {
    font-size: 0.75em;
    padding: 10px;
  }
  
  .citation-btn {
    font-size: 0.75em;
    padding: 5px 10px;
  }
}

/* Mobile responsive for inline citation */
@media screen and (max-width: 768px) {
  .citation-container {
    margin: 6px 0;
    border-radius: 4px;
  }
  
  .citation-header {
    padding: 6px 8px;
  }
  
  .citation-title {
    font-size: 0.7em;
    line-height: 1.3;
  }
  
  .citation-toggle {
    font-size: 0.65em;
  }
  
  .citation-content {
    padding: 0 8px;
  }
  
  .citation-container.expanded .citation-content {
    padding: 8px;
    max-height: 300px;
  }
  
  .citation-text {
    font-size: 0.6em;
    max-height: 150px;
    padding: 4px 6px;
    line-height: 1.2;
  }
  
  .citation-actions {
    gap: 3px;
    margin-top: 1px;
  }
  
  .citation-btn {
    padding: 2px 4px;
    font-size: 0.6em;
    min-height: 20px;
  }
  
  .citation-success {
    font-size: 0.55em;
  }
}

/* Small screens */
@media (max-width: 480px) {
  .citation-container {
    margin: 4px 0;
    border-radius: 3px;
  }
  
  .citation-header {
    padding: 4px 6px;
  }
  
  .citation-title {
    font-size: 0.65em;
    line-height: 1.2;
  }
  
  .citation-toggle {
    font-size: 0.6em;
  }
  
  .citation-content {
    padding: 0 6px;
  }
  
  .citation-container.expanded .citation-content {
    padding: 6px;
    max-height: 250px;
  }
  
  .citation-text {
    font-size: 0.55em;
    max-height: 120px;
    padding: 3px 4px;
    line-height: 1.15;
  }
  
  .citation-actions {
    gap: 2px;
    flex-wrap: wrap;
  }
  
  .citation-btn {
    padding: 1px 3px;
    font-size: 0.55em;
    min-height: 18px;
    gap: 1px;
  }
  
  .citation-success {
    font-size: 0.5em;
    margin-left: 2px;
  }
}

/* Year-based grouping styles for publications page */
.year-section {
  margin-bottom: 10px;
}

.year-header {
  font-size: 1.5em;
  font-weight: 600;
  color: var(--text-color);
  margin-bottom: 15px;
  font-family: 'Playfair Display', serif;
}

.year-publications {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

/* Index page journal and conference sections */
.publication-section {
  margin-bottom: 20px;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  text-align: left;
  margin-bottom: 20px;
  font-size: 1.15em;
  font-weight: 600;
  color: var(--text-color);
  font-family: 'Playfair Display', serif;
}

.section-header i {
  margin-right: 12px;
  color: var(--accent-color);
  font-size: 1.2em;
}

.section-publications {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* Responsive adjustments for year grouping */
@media (max-width: 768px) {
  .year-header {
    font-size: 1.5em;
    margin-bottom: 15px;
  }
  
  .section-header {
    font-size: 1.2em;
    margin-bottom: 15px;
  }
  
  .section-header i {
    margin-right: 8px;
    font-size: 1.1em;
  }
  
  .year-publications,
  .section-publications {
    gap: 6px;
  }
}

/* Author Notation Styles */
.author-notation-inline {
  display: inline-block;
  margin-left: 8px;
  font-weight: normal;
  font-size: 0.45em;
}

.notation-item {
  color: var(--light-text-color);
  font-style: italic;
  white-space: nowrap;
}

.notation-item sup {
  color: var(--primary-color);
  font-weight: 600;
  font-style: normal;
}