/* A calm editorial frame for the reading-note collection. */
:root {
  --bs-primary: #245a65;
  --bs-primary-rgb: 36, 90, 101;
  --reading-ink: #17252b;
  --reading-muted: #52656d;
  --reading-line: #dbe5e7;
  --reading-paper: #fbfcfa;
}

body {
  color: var(--reading-ink);
  background: var(--reading-paper);
  line-height: 1.72;
}

.navbar {
  border-bottom: 1px solid var(--reading-line);
  box-shadow: 0 2px 12px rgb(23 37 43 / 4%);
}

.navbar-brand,
.navbar .nav-link {
  font-weight: 600;
}

.quarto-title-block .title {
  max-width: 20ch;
  font-size: clamp(2.25rem, 5vw, 4rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.quarto-title-block .subtitle {
  max-width: 64ch;
  color: var(--reading-muted);
  font-size: clamp(1.05rem, 2vw, 1.3rem);
}

#quarto-content {
  padding-bottom: 3rem;
}

#quarto-content p,
#quarto-content li {
  max-width: 78ch;
}

#quarto-content h2 {
  margin-top: 2.5rem;
  padding-bottom: 0.45rem;
  border-bottom: 1px solid var(--reading-line);
  letter-spacing: -0.02em;
}

.page-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1.5rem 0 2.5rem;
}

.page-actions .btn {
  padding: 0.7rem 1rem;
  border-radius: 0.55rem;
  font-weight: 650;
}

.quarto-listing .quarto-grid-item {
  overflow: hidden;
  border: 1px solid var(--reading-line);
  border-radius: 0.7rem;
  box-shadow: 0 4px 16px rgb(23 37 43 / 5%);
  transition: transform 150ms ease, box-shadow 150ms ease;
}

.quarto-listing .quarto-grid-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 9px 24px rgb(23 37 43 / 10%);
}

.quarto-listing .listing-title {
  line-height: 1.35;
}

.quarto-listing .listing-subtitle,
.quarto-listing .listing-date,
.quarto-listing .listing-reading-time {
  color: var(--reading-muted);
}

.quarto-listing .listing-category {
  border: 1px solid var(--reading-line);
  border-radius: 999px;
  background: #f0f5f4;
  color: #31545a;
  font-size: 0.76rem;
}

.quarto-title-meta,
.quarto-title-meta-heading {
  color: var(--reading-muted);
}

table {
  border-color: var(--reading-line);
}

blockquote {
  border-left-color: var(--bs-primary);
  color: var(--reading-muted);
}

@media (max-width: 575.98px) {
  .page-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .page-actions .btn {
    width: 100%;
  }
}

@media print {
  .navbar,
  .page-actions,
  .quarto-listing,
  #TOC,
  .quarto-title-meta {
    display: none !important;
  }

  body {
    color: #000;
    background: #fff;
    font-size: 11pt;
  }

  #quarto-content p,
  #quarto-content li {
    max-width: none;
  }
}