.toc-panel {
  --bs-offcanvas-width: 320px;
  --bs-offcanvas-bg: #fff;
  --bs-offcanvas-border-color: #e0e0e0;
  --bs-offcanvas-padding-x: 1.25rem;
  --bs-offcanvas-padding-y: 1rem;
  max-width: 85vw;
}

.toc-panel .offcanvas-header {
  justify-content: space-between;
  border-bottom: 1px solid var(--bs-offcanvas-border-color);
}

.toc-title {
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: #404040;
}

.toc-body {
  padding-bottom: 2rem;
}

.toc-body #TableOfContents ul {
  list-style: none;
  padding-left: 0;
  margin: 0;
}

.toc-body #TableOfContents ul ul {
  padding-left: 1.25rem;
}

.toc-body #TableOfContents li {
  margin: 0;
}

.toc-body #TableOfContents a {
  display: block;
  padding: 0.35rem 0.5rem;
  color: #666;
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 0.875rem;
  font-weight: 400;
  line-height: 1.4;
  text-decoration: none;
  border-left: 2px solid transparent;
  border-radius: 0 4px 4px 0;
  transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.toc-body #TableOfContents a:hover {
  color: #0085a1;
  border-left-color: #0085a1;
  background: rgba(0, 133, 161, 0.04);
}

.toc-body #TableOfContents a.toc-active {
  color: #0085a1;
  font-weight: 600;
  border-left-color: #0085a1;
  background: rgba(0, 133, 161, 0.08);
}

.toc-post-list {
  list-style: none;
  padding-left: 0;
  margin: 0;
}

.toc-post-list li {
  margin: 0;
}

.toc-post-list a {
  display: block;
  padding: 0.5rem 0.5rem;
  color: #666;
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 0.875rem;
  font-weight: 400;
  line-height: 1.4;
  text-decoration: none;
  border-left: 2px solid transparent;
  border-radius: 0 4px 4px 0;
  transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.toc-post-list a:hover {
  color: #0085a1;
  border-left-color: #0085a1;
  background: rgba(0, 133, 161, 0.04);
}

.toc-post-list a.toc-active {
  color: #0085a1;
  font-weight: 600;
  border-left-color: #0085a1;
  background: rgba(0, 133, 161, 0.08);
}

[data-theme="dark"] .toc-panel {
  --bs-offcanvas-bg: #222;
  --bs-offcanvas-border-color: #444;
}

[data-theme="dark"] .toc-title {
  color: #eee;
}

[data-theme="dark"] .toc-panel .btn-close {
  filter: invert(1) grayscale(100%) brightness(200%);
}

[data-theme="dark"] .toc-body #TableOfContents a {
  color: #aaa;
}

[data-theme="dark"] .toc-body #TableOfContents a:hover {
  color: #66bfff;
  border-left-color: #66bfff;
  background: rgba(102, 191, 255, 0.06);
}

[data-theme="dark"] .toc-body #TableOfContents a.toc-active {
  color: #66bfff;
  border-left-color: #66bfff;
  background: rgba(102, 191, 255, 0.1);
}

[data-theme="dark"] .toc-post-list a {
  color: #aaa;
}

[data-theme="dark"] .toc-post-list a:hover {
  color: #66bfff;
  border-left-color: #66bfff;
  background: rgba(102, 191, 255, 0.06);
}

[data-theme="dark"] .toc-post-list a.toc-active {
  color: #66bfff;
  border-left-color: #66bfff;
  background: rgba(102, 191, 255, 0.1);
}