/* Conference Paper Website Styles */

/* CSS Variables for Light/Dark Mode */
:root {
  /* Light mode colors */
  --bg-color: #ffffff;
  --text-color: #2c3e50;
  --text-secondary: #495057;
  --text-muted: #6c757d;
  --accent-color: #2980b9;
  --accent-hover: #1f5582;
  --border-color: #e9ecef;
  --shadow-color: rgba(0,0,0,0.05);
  --hero-bg: #f8f9fa;
  --card-bg: #ffffff;
  --table-stripe: #f8f9fa;
  --success-bg: #d4edda;
  --warning-bg: #fff3cd;
  --info-bg: #d1ecf1;
  --highlight-bg: #e8f5e8;
  --highlight-border: #c3e6c3;
  --highlight-accent: #28a745;
  --citation-bg: #6c757d;
  --citation-text: #ecf0f1;
  --footer-bg: #2c3e50;
  --footer-text: #ecf0f1;
}

[data-theme="dark"] {
  /* Dark mode colors */
  --bg-color: #1a1a1a;
  --text-color: #e4e6ea;
  --text-secondary: #b0b3b8;
  --text-muted: #8a8d91;
  --accent-color: #4a9eff;
  --accent-hover: #357abd;
  --border-color: #3a3b3c;
  --shadow-color: rgba(0,0,0,0.3);
  --hero-bg: #242526;
  --card-bg: #242526;
  --table-stripe: #2d2f30;
  --success-bg: #1e3a1f;
  --warning-bg: #3d3516;
  --info-bg: #1e2e3a;
  --highlight-bg: #1e3a1f;
  --highlight-border: #2d5a2e;
  --highlight-accent: #4caf50;
  --citation-bg: #3a3b3c;
  --citation-text: #e4e6ea;
  --footer-bg: #18191a;
  --footer-text: #e4e6ea;
}

body {
  font-family: 'Inter', sans-serif;
  line-height: 1.6;
  margin: 0;
  padding: 0;
  background-color: var(--bg-color);
  color: var(--text-color);
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Global heading and text styling */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-color);
  font-weight: 600;
}

strong, b {
  color: var(--text-color);
  font-weight: 600;
}

p {
  color: var(--text-color);
}

em {
  color: var(--text-secondary);
}

/* Global layout safety to prevent horizontal overflow */
html, body {
  max-width: 100%;
  overflow-x: hidden;
}

*, *::before, *::after {
  box-sizing: border-box;
}

img, video, canvas, iframe {
  max-width: 100%;
  height: auto;
  display: block;
}

table {
  width: 100%;
  max-width: 100%;
  border-collapse: collapse;
}

.table-container {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

pre, code {
  max-width: 100%;
  white-space: pre-wrap;
  word-wrap: break-word;
  overflow-x: auto;
}

/* Specific wrapping for long URLs and references */
.references-box .content p,
.citation-box pre,
.results-highlight ul li,
.image-caption {
  overflow-wrap: anywhere;
  word-break: break-word;
}

/* Ensure grid images don't push width */
.image-grid img {
  width: 100%;
  height: auto;
  display: block;
}

/* Prevent list items from causing overflow */
ul, ol {
  padding-inline-start: 1.25rem;
  margin-inline-start: 0;
}

/* Dark Mode Toggle Button */
.dark-mode-toggle {
  position: fixed;
  bottom: 20px;
  left: 20px;
  z-index: 1000;
  background: #000000;
  color: white;
  border: none;
  border-radius: 50%;
  width: 50px;
  height: 50px;
  font-size: 18px;
  cursor: pointer;
  box-shadow: 0 4px 12px var(--shadow-color);
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.dark-mode-toggle:hover {
  background: #1a1a1a;
  transform: scale(1.1);
}

.dark-mode-toggle i {
  transition: transform 0.3s ease;
}

.dark-mode-toggle:hover i {
  transform: rotate(15deg);
}

@media screen and (max-width: 768px) {
  .dark-mode-toggle {
    bottom: 15px;
    left: 15px;
    width: 45px;
    height: 45px;
    font-size: 16px;
    z-index: 1001;
  }
}

@media screen and (max-width: 480px) {
  .dark-mode-toggle {
    bottom: 15px;
    left: 15px;
    width: 40px;
    height: 40px;
    font-size: 15px;
    z-index: 1001;
  }
}

/* Dark theme button color inversions */
[data-theme="dark"] .dark-mode-toggle {
  background: #ffffff !important;
  color: #2c3e50 !important;
  box-shadow: 0 4px 12px rgba(255,255,255,0.2) !important;
}

[data-theme="dark"] .dark-mode-toggle:hover {
  background: #f0f0f0 !important;
  color: #1a252f !important;
}

[data-theme="dark"] .scroll-to-top,
[data-theme="dark"] .scroll-to-top-btn {
  background: #ffffff !important;
  color: #2c3e50 !important;
  box-shadow: 0 4px 12px rgba(255,255,255,0.2) !important;
}

[data-theme="dark"] .scroll-to-top:hover,
[data-theme="dark"] .scroll-to-top-btn:hover {
  background: #f0f0f0 !important;
  color: #1a252f !important;
}

@media screen and (max-width: 768px) {
  .dark-mode-toggle {
    bottom: 15px;
    left: 15px;
    width: 45px;
    height: 45px;
    font-size: 16px;
    z-index: 1001;
  }
}

@media screen and (max-width: 480px) {
  .dark-mode-toggle {
    bottom: 15px;
    left: 15px;
    width: 40px;
    height: 40px;
    font-size: 15px;
    z-index: 1001;
  }
}

/* Consistent Section Spacing - Standardized */
.section {
  padding: 4rem 0;
  background-color: var(--bg-color);
  color: var(--text-color);
}

.section.hero {
  padding: 3rem 0;
  background-color: var(--hero-bg);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.section.hero.is-light {
  padding: 4rem 0;
  background-color: var(--hero-bg);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.section.hero.teaser {
  padding: 2rem 0;
}

/* Container Consistency - Professional spacing */
.container.is-max-desktop {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.publication-title {
  margin-bottom: 2.5rem !important;
  font-weight: 700;
  color: var(--text-color);
  line-height: 1.2;
}

.publication-authors {
  margin-bottom: 1.5rem;
  color: var(--text-secondary);
}

.author-block {
  display: inline-block;
  margin-right: 1rem;
  margin-bottom: 0.75rem;
}

.author-block a {
  color: var(--accent-color);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

.eql-cntrb {
  display: block;
  margin-top: 1.5rem;
  color: var(--text-muted);
  font-style: italic;
}

.publication-links {
  margin-top: 2.5rem;
}

.publication-links .button {
  margin: 0.75rem 0.5rem;
  border: 2px solid var(--accent-color);
  background-color: var(--accent-color);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.publication-links .button .icon {
  margin-right: 0.5rem;
  display: flex;
  align-items: center;
}

.publication-links .button:hover {
  background-color: var(--accent-hover);
  border-color: var(--accent-hover);
  transform: translateY(-2px);
}

.section-title {
  color: var(--text-color);
  margin-bottom: 2.5rem !important;
  text-align: center;
  font-weight: 600;
}

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 2px;
  background-color: var(--accent-color);
  margin: 1rem auto 0;
}

.abstract-content {
  background: var(--card-bg);
  padding: 2.5rem;
  border-radius: 8px;
  margin: 2.5rem 0;
  border: 1px solid var(--border-color);
  box-shadow: 0 2px 10px var(--shadow-color);
}

/* Index Terms Styling */
.index-terms {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-color);
}

.index-terms p {
  font-style: italic;
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 0;
}

.methodology-box {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 2.5rem;
  margin: 2.5rem 0;
  box-shadow: 0 2px 10px var(--shadow-color);
  transition: all 0.3s ease;
}

.methodology-box:first-of-type {
  margin-top: 0;
}

.methodology-box:last-of-type {
  margin-bottom: 0;
}

.methodology-box h3 {
  color: var(--text-color);
  margin-bottom: 1.5rem;
  border-left: 4px solid var(--accent-color);
  padding-left: 1rem;
}

.methodology-box h4,
.methodology-box h5 {
  color: var(--text-color);
  /* margin-top: 2rem; */
  margin-bottom: 1rem;
}

.results-highlight {
  background: var(--highlight-bg);
  border: 1px solid var(--highlight-border);
  border-left: 4px solid var(--highlight-accent);
  padding: 2rem;
  margin: 2.5rem 0;
  border-radius: 6px;
}

.results-highlight h4 {
  color: var(--highlight-accent);
  margin-bottom: 1.25rem;
}

/* Prevent results highlight from causing horizontal overflow */
.results-highlight,
.results-highlight * {
  max-width: 100%;
  overflow-wrap: anywhere;
  word-break: break-word;
}

/* Constrain tables inside content to parent width */
table, .table {
  max-width: 100%;
  width: 100%;
}

.table td, .table th {
  vertical-align: top;
  word-break: break-word;
}

.hero {
  padding: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-body {
  padding: 3rem 1.5rem;
  flex-grow: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
}

.video-container {
  position: relative;
  width: 100%;
  height: 0;
  padding-bottom: 56.25%;
  margin: 2rem 0;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 16px var(--shadow-color);
}

.video-container iframe, 
.video-container video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.image-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
  margin: 3.5rem 0;
}

.image-item {
  text-align: center;
  display: flex;
  flex-direction: column;
  height: 100%;
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 1.5rem;
  box-shadow: 0 2px 8px var(--shadow-color);
  transition: all 0.3s ease;
}

.image-item img {
  width: 100%;
  height: auto;
  border-radius: 6px;
  margin-bottom: 1rem;
  flex-shrink: 0;
}

.image-caption {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-top: auto;
  padding-top: 1rem;
  font-style: italic;
  align-self: center;
  line-height: 1.4;
}

/* Table Consistency */
.table-container {
  margin: 3.5rem 0;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 10px var(--shadow-color);
}

.table {
  margin-bottom: 0 !important;
  width: 100%;
  background-color: var(--card-bg);
}

.table th {
  background-color: var(--accent-color);
  color: white;
  font-weight: 600;
  padding: 1rem;
  text-align: left;
  border: none;
}

.table td {
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
  vertical-align: top;
  word-break: break-word;
  color: var(--text-color);
}

.table tbody tr:nth-child(even) {
  background-color: var(--table-stripe);
}

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

.table .has-background-success-light {
  background-color: var(--success-bg) !important;
}

.table .has-background-warning-light {
  background-color: var(--warning-bg) !important;
}

.table .has-background-info-light {
  background-color: var(--info-bg) !important;
}

/* Global Bulma background utility classes */
.has-background-success-light {
  background-color: var(--success-bg) !important;
  color: var(--text-color) !important;
}

.has-background-warning-light {
  background-color: var(--warning-bg) !important;
  color: var(--text-color) !important;
}

.has-background-info-light {
  background-color: var(--info-bg) !important;
  color: var(--text-color) !important;
}

.has-background-success-dark {
  background-color: var(--success-bg) !important;
  color: var(--text-color) !important;
}

/* Bulma text color utility classes */
.has-text-success {
  color: var(--highlight-accent) !important;
}

.has-text-warning {
  color: #f39c12 !important;
}

.has-text-info {
  color: var(--accent-color) !important;
}

.has-text-success-dark {
  color: var(--highlight-accent) !important;
}

/* Dark mode text color overrides */
[data-theme="dark"] .has-text-success {
  color: var(--highlight-accent) !important;
}

[data-theme="dark"] .has-text-warning {
  color: #f1c40f !important;
}

[data-theme="dark"] .has-text-info {
  color: var(--accent-color) !important;
}

[data-theme="dark"] .has-text-success-dark {
  color: var(--highlight-accent) !important;
}

/* Footer Styling - Professional */
.footer {
  background-color: var(--footer-bg);
  color: var(--footer-text);
  padding: 4rem 0 2.5rem 0;
}

.footer .footer-content {
  max-width: 100%;
}

.footer .title.is-5 {
  color: var(--footer-text) !important;
  margin-bottom: 1.5rem !important;
  font-weight: 600;
}

.footer .title.is-6 {
  color: var(--text-muted) !important;
  margin-bottom: 1rem !important;
  font-weight: 600;
}

.footer .has-text-grey-light {
  color: var(--text-muted) !important;
}

.footer .has-text-grey-light strong {
  color: var(--footer-text) !important;
  font-weight: 600;
}

.footer .has-text-grey {
  color: var(--text-muted) !important;
}

.footer .has-text-link {
  color: var(--accent-color) !important;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer .has-text-link:hover {
  color: var(--accent-hover) !important;
  text-decoration: underline;
}

.footer .fas {
  margin-right: 0.75rem;
  color: var(--text-muted);
}

@media screen and (max-width: 768px) {
  .footer {
    padding: 3rem 0 2rem 0;
    margin-top: 3rem;
  }
  
  .footer .columns.is-mobile {
    margin-bottom: 2rem !important;
  }
  
  .footer .column {
    text-align: center !important;
  }
}

/* Responsive Design */
@media screen and (max-width: 768px) {
  /* Base mobile overrides */
  .section {
    padding: 2.5rem 0;
  }
  
  .hero {
    min-height: 100vh;
    padding: 0;
  }
  
  .hero-body {
    padding: 2rem 1rem;
  }
  
  .container.is-max-desktop {
    padding: 0 1rem;
    text-align: center;
  }
  
  .publication-title {
    font-size: 1.75rem !important;
    margin-bottom: 2rem !important;
    line-height: 1.3;
    text-align: center !important;
  }
  
  .section-title {
    font-size: 1.5rem !important;
    margin-bottom: 2rem !important;
    text-align: center !important;
  }
  
  .author-block {
    display: block;
    margin-right: 0;
    margin-bottom: 0.75rem;
    text-align: center !important;
  }
  
  .methodology-box {
    padding: 2rem;
    margin: 2rem 0;
  }
  
  .abstract-content {
    padding: 2rem;
    margin: 2rem 0;
  }
  
  .results-highlight {
    padding: 1.5rem;
    margin: 2rem 0;
  }
  
  .citation-box {
    padding: 1.5rem;
    margin: 2rem 0;
    font-size: 0.85rem;
  }
  
  .references-box {
    padding: 2rem;
    margin: 2rem 0;
  }
  
  .image-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
    margin: 3rem 0;
  }
  
  .table-container {
    margin: 3rem 0;
    overflow-x: auto;
  }
  
  .table {
    font-size: 0.8rem;
  }
  
  .table th,
  .table td {
    padding: 0.75rem 0.5rem;
    font-size: 0.8rem;
  }
  
  .publication-links .button {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0.75rem auto;
    width: 200px;
  }
  
  .publication-links .button .icon {
    margin-right: 0.5rem;
  }
}

@media screen and (max-width: 480px) {
  /* Base mobile overrides for very small screens */
  .section {
    padding: 2rem 0;
  }
  
  .hero {
    min-height: 100vh;
    padding: 0;
  }
  
  .hero-body {
    padding: 1.5rem 0.75rem;
  }
  
  .container.is-max-desktop {
    padding: 0 1rem;
    text-align: center;
  }
  
  .publication-title {
    font-size: 1.5rem !important;
    margin-bottom: 1.5rem !important;
    text-align: center !important;
  }
  
  .section-title {
    font-size: 1.25rem !important;
    margin-bottom: 1.5rem !important;
    text-align: center !important;
  }
  
  .author-block {
    display: block;
    margin-right: 0;
    margin-bottom: 0.5rem;
    text-align: center !important;
  }
  
  .methodology-box {
    padding: 1.5rem;
    margin: 1.5rem 0;
  }
  
  .abstract-content {
    padding: 1.5rem;
    margin: 1.5rem 0;
  }
  
  .results-highlight {
    padding: 1.25rem;
    margin: 1.5rem 0;
  }
  
  .citation-box {
    padding: 1.25rem;
    margin: 1.5rem 0;
    font-size: 0.8rem;
  }
  
  .references-box {
    padding: 1.5rem;
    margin: 1.5rem 0;
  }
  
  .image-grid {
    gap: 1.5rem;
    margin: 2.5rem 0;
  }
  
  .table-container {
    margin: 2.5rem 0;
  }
  
  .table {
    font-size: 0.7rem;
  }
  
  .table th,
  .table td {
    padding: 0.5rem 0.3rem;
    font-size: 0.7rem;
  }
  
  .index-terms {
    margin-top: 1.5rem;
    padding-top: 1rem;
    text-align: center !important;
  }
  
  .publication-links .button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    margin: 0.75rem 0;
  }
  
  .publication-links .button .icon {
    margin-right: 0.5rem;
  }
}

/* Mobile button styling - Light theme (default) */
@media screen and (max-width: 768px) {
  .dark-mode-toggle {
    background: #000000;
    color: white;
  }

  .dark-mode-toggle:hover {
    background: #1a1a1a;
  }

  .scroll-to-top, .scroll-to-top-btn {
    background: #000000;
    color: white;
  }

  .scroll-to-top:hover, .scroll-to-top-btn:hover {
    background: #1a1a1a;
  }
}

@media screen and (max-width: 480px) {
  .dark-mode-toggle {
    background: #000000;
    color: white;
  }

  .dark-mode-toggle:hover {
    background: #1a1a1a;
  }

  .scroll-to-top, .scroll-to-top-btn {
    background: #000000;
    color: white;
  }

  .scroll-to-top:hover, .scroll-to-top-btn:hover {
    background: #1a1a1a;
  }
}

/* Mobile button styling - Dark theme inversions */
@media screen and (max-width: 768px) {
  [data-theme="dark"] .dark-mode-toggle {
    background: #ffffff !important;
    color: #2c3e50 !important;
    box-shadow: 0 4px 12px rgba(255,255,255,0.2) !important;
  }

  [data-theme="dark"] .dark-mode-toggle:hover {
    background: #f0f0f0 !important;
    color: #1a252f !important;
  }

  [data-theme="dark"] .scroll-to-top,
  [data-theme="dark"] .scroll-to-top-btn {
    background: #ffffff !important;
    color: #2c3e50 !important;
    box-shadow: 0 4px 12px rgba(255,255,255,0.2) !important;
  }

  [data-theme="dark"] .scroll-to-top:hover,
  [data-theme="dark"] .scroll-to-top-btn:hover {
    background: #f0f0f0 !important;
    color: #1a252f !important;
  }
}

@media screen and (max-width: 480px) {
  [data-theme="dark"] .dark-mode-toggle {
    background: #ffffff !important;
    color: #2c3e50 !important;
    box-shadow: 0 4px 12px rgba(255,255,255,0.2) !important;
  }

  [data-theme="dark"] .dark-mode-toggle:hover {
    background: #f0f0f0 !important;
    color: #1a252f !important;
  }

  [data-theme="dark"] .scroll-to-top,
  [data-theme="dark"] .scroll-to-top-btn {
    background: #ffffff !important;
    color: #2c3e50 !important;
    box-shadow: 0 4px 12px rgba(255,255,255,0.2) !important;
  }

  [data-theme="dark"] .scroll-to-top:hover,
  [data-theme="dark"] .scroll-to-top-btn:hover {
    background: #f0f0f0 !important;
    color: #1a252f !important;
  }
}

/* Citation and References Styling - Professional */
.citation-box {
  background-color: var(--citation-bg);
  color: var(--citation-text) !important;
  border-radius: 6px;
  padding: 2rem;
  margin: 2.5rem 0;
  font-family: 'Courier New', monospace;
  font-size: 0.9rem;
  max-height: 400px;
  overflow-y: auto;
  box-shadow: 0 2px 10px var(--shadow-color);
  transition: background-color 0.3s ease;
}

.citation-box pre {
  margin: 0;
  white-space: pre-wrap;
  word-wrap: break-word;
  color: var(--citation-text) !important;
  background-color: transparent !important;
}

.citation-box code {
  background-color: transparent !important;
  padding: 0;
  font-size: inherit;
  color: var(--citation-text) !important;
}

.citation-box * {
  color: var(--citation-text) !important;
  background-color: transparent !important;
}

.references-box {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 2.5rem;
  margin: 2.5rem 0;
  box-shadow: 0 2px 10px var(--shadow-color);
  transition: all 0.3s ease;
}

.references-box .content p {
  margin-bottom: 1.25rem;
  text-align: left;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--text-color);
}

/* Break long URLs explicitly inside references */
.references-box .content p a,
.references-box .content p {
  word-break: break-word;
  overflow-wrap: anywhere;
}

@media screen and (max-width: 480px) {
  .references-box {
    padding: 1.25rem !important;
  }
}

.references-box .content em {
  font-style: italic;
  color: var(--text-secondary);
}

/* Scrollbar Styling */
.citation-box::-webkit-scrollbar,
.references-box::-webkit-scrollbar {
  width: 8px;
}

.citation-box::-webkit-scrollbar-track,
.references-box::-webkit-scrollbar-track {
  background: var(--border-color);
  border-radius: 4px;
}

.citation-box::-webkit-scrollbar-thumb,
.references-box::-webkit-scrollbar-thumb {
  background: var(--text-muted);
  border-radius: 4px;
}

.citation-box::-webkit-scrollbar-thumb:hover,
.references-box::-webkit-scrollbar-thumb:hover {
  background: var(--text-secondary);
}

/* Print Styles */
@media print {
  .publication-links {
    display: none;
  }
  
  .video-container {
    display: none;
  }
  
  body {
    font-size: 12pt;
    line-height: 1.4;
  }
  
  .hero {
    padding: 1rem 0;
  }

  .citation-box {
    max-height: none;
    overflow: visible;
    page-break-inside: avoid;
  }
}

/* Accessibility Improvements */
.button:focus,
.author-block a:focus {
  outline: 2px solid #3498db;
  outline-offset: 2px;
}

/* Loading Animation for Images */
.image-item img.lazy {
  opacity: 0;
  transition: opacity 0.3s;
}

.image-item img:not(.lazy) {
  opacity: 1;
}

/* Smooth Transitions */
.button,
.author-block a,
.methodology-box {
  transition: all 0.3s ease;
}

.methodology-box:hover {
  box-shadow: 0 4px 12px var(--shadow-color);
  transform: translateY(-2px);
}

/* Scroll To Top Button (static + dynamic) */
.scroll-to-top, .scroll-to-top-btn {
  display: flex !important;
  align-items: center;
  justify-content: center;
  padding: 0 !important;
  line-height: 1 !important;
  text-align: center;
  font-size: 18px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: #000000;
  color: white;
  box-shadow: 0 4px 12px var(--shadow-color);
  transition: all 0.3s ease;
  cursor: pointer;
}

.scroll-to-top:hover,
.scroll-to-top-btn:hover {
  background: #1a1a1a;
  transform: scale(1.1);
}

.scroll-to-top i, .scroll-to-top-btn i {
  margin: 0;
  line-height: 1;
  display: inline-block;
}

@media screen and (max-width: 768px) {
  .scroll-to-top, .scroll-to-top-btn {
    font-size: 16px;
    width: 45px;
    height: 45px;
  }
}

@media screen and (max-width: 480px) {
  .scroll-to-top, .scroll-to-top-btn {
    font-size: 15px;
    width: 40px;
    height: 40px;
  }
}

/* CSS classes to replace inline styles */
.figure-container {
  margin: 3rem 0;
}

.figure-image {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 4px 16px var(--shadow-color);
}

.figure-caption {
  margin-top: 1rem;
  font-size: 1rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.recommendation-box {
  padding: 0.75rem;
  border-radius: 4px;
  margin-bottom: 2rem;
}

.footer-publication-info {
  margin-bottom: 2rem;
}

.footer-authors-section {
  margin-bottom: 2rem;
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: 1.5rem;
}

.footer-copyright {
  margin-top: 0.5rem;
}

/* Dark Mode Enhancements */
[data-theme="dark"] .methodology-box:hover {
  box-shadow: 0 4px 16px rgba(255,255,255,0.1);
}

[data-theme="dark"] .image-item:hover {
  box-shadow: 0 4px 16px rgba(255,255,255,0.1);
}

[data-theme="dark"] .references-box .content p:hover {
  background-color: rgba(255,255,255,0.05);
}

/* Smooth transitions for theme switching */
*, *::before, *::after {
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

/* Focus states for dark mode */
[data-theme="dark"] .button:focus,
[data-theme="dark"] .author-block a:focus,
[data-theme="dark"] .dark-mode-toggle:focus {
  outline: 2px solid var(--accent-color);
  outline-offset: 2px;
}

.dark-mode-toggle:focus {
  outline: 2px solid var(--accent-color);
  outline-offset: 2px;
}

/* Print compatibility */
@media print {
  .dark-mode-toggle {
    display: none !important;
  }
}

/* Additional Dark Mode Text Color Fixes */
[data-theme="dark"] .results-highlight li {
  color: var(--text-color);
}

[data-theme="dark"] .footer .title.is-6 {
  color: var(--footer-text) !important;
}

[data-theme="dark"] .methodology-box p,
[data-theme="dark"] .methodology-box li {
  color: var(--text-color);
}

[data-theme="dark"] .abstract-content p,
[data-theme="dark"] .abstract-content strong {
  color: var(--text-color);
}

[data-theme="dark"] .table tbody tr:hover {
  background-color: var(--table-stripe);
}

/* Comprehensive dark mode text fixes */
[data-theme="dark"] h1,
[data-theme="dark"] h2,
[data-theme="dark"] h3,
[data-theme="dark"] h4,
[data-theme="dark"] h5,
[data-theme="dark"] h6 {
  color: var(--text-color) !important;
}

[data-theme="dark"] strong,
[data-theme="dark"] b {
  color: var(--text-color) !important;
}

[data-theme="dark"] p {
  color: var(--text-color) !important;
}

[data-theme="dark"] .content p,
[data-theme="dark"] .content strong,
[data-theme="dark"] .content b,
[data-theme="dark"] .content h1,
[data-theme="dark"] .content h2,
[data-theme="dark"] .content h3,
[data-theme="dark"] .content h4,
[data-theme="dark"] .content h5,
[data-theme="dark"] .content h6 {
  color: var(--text-color) !important;
}

[data-theme="dark"] .title {
  color: var(--text-color) !important;
}

[data-theme="dark"] .results-highlight strong,
[data-theme="dark"] .results-highlight h4,
[data-theme="dark"] .results-highlight h5 {
  color: var(--highlight-accent) !important;
}

[data-theme="dark"] .methodology-box strong,
[data-theme="dark"] .methodology-box h3,
[data-theme="dark"] .methodology-box h4,
[data-theme="dark"] .methodology-box h5 {
  color: var(--text-color) !important;
}

[data-theme="dark"] .index-terms strong,
[data-theme="dark"] .index-terms p {
  color: var(--text-secondary) !important;
}

/* Improve contrast for links in dark mode */
[data-theme="dark"] .has-text-link {
  color: var(--accent-color) !important;
  text-decoration: none;
  transition: color 0.3s ease;
}

[data-theme="dark"] .has-text-link:hover {
  color: var(--accent-hover) !important;
  text-decoration: underline;
}

/* Dark mode fixes for specific components */
[data-theme="dark"] .image-caption strong {
  color: var(--text-secondary) !important;
}

[data-theme="dark"] .table td strong,
[data-theme="dark"] .table th {
  color: white !important;
}

[data-theme="dark"] .table td {
  color: var(--text-color) !important;
  background-color: var(--card-bg) !important;
}

[data-theme="dark"] .table tbody tr:nth-child(even) {
  background-color: var(--table-stripe) !important;
}

[data-theme="dark"] .table tbody tr:nth-child(even) td {
  background-color: var(--table-stripe) !important;
  color: var(--text-color) !important;
}

[data-theme="dark"] .table .has-background-success-light {
  background-color: var(--success-bg) !important;
  color: var(--text-color) !important;
}

[data-theme="dark"] .table .has-background-warning-light {
  background-color: var(--warning-bg) !important;
  color: var(--text-color) !important;
}

[data-theme="dark"] .table .has-background-info-light {
  background-color: var(--info-bg) !important;
  color: var(--text-color) !important;
}

/* Dark mode overrides for global background utility classes */
[data-theme="dark"] .has-background-success-light {
  background-color: var(--success-bg) !important;
  color: var(--text-color) !important;
}

[data-theme="dark"] .has-background-warning-light {
  background-color: var(--warning-bg) !important;
  color: var(--text-color) !important;
}

[data-theme="dark"] .has-background-info-light {
  background-color: var(--info-bg) !important;
  color: var(--text-color) !important;
}

[data-theme="dark"] .has-background-success-dark {
  background-color: var(--success-bg) !important;
  color: var(--text-color) !important;
}

/* Enhanced table styling for dark mode */
[data-theme="dark"] .table {
  background-color: var(--card-bg) !important;
  color: var(--text-color) !important;
}

[data-theme="dark"] .table tbody tr:hover {
  background-color: rgba(255,255,255,0.1) !important;
}

[data-theme="dark"] .table tbody tr:hover td {
  background-color: rgba(255,255,255,0.1) !important;
  color: var(--text-color) !important;
}

[data-theme="dark"] .table th {
  background-color: var(--accent-color) !important;
  color: white !important;
  border-color: var(--border-color) !important;
}

[data-theme="dark"] .table td {
  border-color: var(--border-color) !important;
}

/* Fix for table strong elements in dark mode */
[data-theme="dark"] .table strong {
  color: var(--text-color) !important;
  font-weight: 600;
}

[data-theme="dark"] .table .has-background-success-light strong,
[data-theme="dark"] .table .has-background-warning-light strong,
[data-theme="dark"] .table .has-background-info-light strong {
  color: var(--text-color) !important;
}

/* Additional Bulma utility classes for footer and other components */
.has-text-white-ter {
  color: var(--footer-text) !important;
}

.is-size-7 {
  font-size: 0.75rem !important;
}

/* Footer specific styles */
.footer-copyright {
  color: var(--text-muted) !important;
  font-size: 0.75rem !important;
  margin-top: 0.5rem;
}

/* Additional fixes for citation box in dark mode */
[data-theme="dark"] .citation-box {
  background-color: var(--citation-bg) !important;
  color: var(--citation-text) !important;
}

[data-theme="dark"] .citation-box pre,
[data-theme="dark"] .citation-box code,
[data-theme="dark"] .citation-box * {
  background-color: transparent !important;
  color: var(--citation-text) !important;
}

/* Ensure pre elements don't have default browser background */
pre {
  background-color: transparent !important;
}

code {
  background-color: transparent !important;
}

/* Override any framework defaults for citation box */
.citation-box pre,
.citation-box code {
  background: none !important;
  background-color: transparent !important;
}