:root {
  --reader-accent: #15803d;
  --reader-accent-hover: #116b33;
  --reader-ink: #0a2540;
  --reader-border: #e2e8f0;
  --reader-surface: #ffffff;
  --reader-soft: #f0fdf4;
}

:root.quarto-dark,
body.quarto-dark,
[data-bs-theme="dark"] {
  --reader-accent: #4ade80;
  --reader-accent-hover: #86efac;
  --reader-ink: #f1f5f9;
  --reader-border: #475569;
  --reader-surface: #1f2937;
  --reader-soft: rgba(22, 163, 74, 0.13);
}

.start-page p {
  color: var(--reader-ink);
}

body.quarto-dark .start-page p,
body.quarto-dark #title-block-header p,
body.quarto-dark #title-block-header .description {
  color: var(--reader-ink);
}

body.quarto-dark #quarto-margin-sidebar {
  background-color: transparent;
}

body.quarto-dark .nav-footer strong {
  color: var(--reader-ink);
}

.start-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 1.5rem;
  margin-bottom: 2rem;
}

.start-actions a,
.start-search-button {
  display: inline-block;
  padding: 0.72rem 1rem;
  border: 1px solid var(--reader-accent);
  border-radius: 6px;
  background: var(--reader-surface);
  color: var(--reader-accent);
  font-weight: 700;
  line-height: 1.35;
  cursor: pointer;
}

.start-search-button {
  background: var(--reader-accent);
  color: var(--reader-surface);
}

.start-search-button:hover,
.start-search-button:focus-visible {
  background: var(--reader-accent-hover);
}

.start-actions a:hover,
.start-actions a:focus-visible {
  border-bottom-color: var(--reader-accent);
  background: var(--reader-soft);
  color: var(--reader-accent-hover);
}

.learning-objectives-callout {
  border-left-width: 3px;
  margin: 1.25rem 0;
  padding: 0.9rem 1.1rem;
}

.learning-objectives-callout .callout-header {
  margin-bottom: 0.45rem;
}

.learning-objectives-callout li {
  margin-bottom: 0.25rem;
}

.field-guide-callout {
  margin: 1rem 0 1.5rem;
  border-left-width: 3px;
}

.field-guide-callout .callout-header {
  display: flex !important;
  gap: 0.75rem;
  justify-content: space-between;
  align-items: center;
}

.field-guide-toggle {
  flex: 0 0 auto;
  border: 1px solid var(--reader-border);
  border: 1px solid color-mix(in srgb, #3b82f6 42%, var(--reader-border));
  border-radius: 999px;
  background: var(--reader-surface);
  background: color-mix(in srgb, #3b82f6 10%, var(--reader-surface));
  color: var(--reader-ink);
  color: color-mix(in srgb, #3b82f6 65%, var(--reader-ink));
  padding: 0.25rem 0.65rem;
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
}

.field-guide-toggle:hover,
.field-guide-toggle:focus-visible {
  background: color-mix(in srgb, #3b82f6 18%, var(--reader-surface));
}

.field-guide-callout [hidden] {
  display: none !important;
}

@media (max-width: 768px) {
  .start-actions {
    flex-direction: column;
  }

  .start-actions a,
  .start-search-button {
    width: 100%;
    text-align: center;
  }
}

@media (max-width: 576px) {
  .navbar-brand {
    max-width: calc(100vw - 8.5rem);
  }

  .navbar-title {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .citation-badge-label,
  .citation-favicon-label {
    display: none !important;
  }

  .citation-badge,
  .citation-favicon-wrapper {
    padding: 0.08rem 0.18rem !important;
    margin-left: 0.1rem !important;
  }
}

@media print {
  .field-guide-callout [hidden] {
    display: block !important;
  }

  .field-guide-toggle {
    display: none !important;
  }
}