:root {
  --book-accent: #496b62;
  --book-ink: #25342f;
  --book-paper: #fffdf8;
  --book-soft: #f4f4e9;
}

@counter-style bangla-steps {
  system: numeric;
  symbols: "০" "১" "২" "৩" "৪" "৫" "৬" "৭" "৮" "৯";
  suffix: ". ";
}

body {
  font-family: "Noto Sans Bengali", "Hind Siliguri", system-ui, sans-serif;
  line-height: 1.85;
  color: var(--book-ink);
  background-color: var(--book-paper);
}

a {
  color: var(--book-accent);
}

.sidebar-title {
  font-weight: 700;
  line-height: 1.45;
}

main.content {
  max-width: 50rem;
  padding-bottom: 4rem;
}

main.content h1 {
  color: var(--book-accent);
  line-height: 1.4;
  border-bottom: 2px solid var(--book-accent);
  padding-bottom: 0.5rem;
}

main.content h2 {
  color: var(--book-accent);
  margin-top: 2.25rem;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid #cbd9d1;
}

main.content h3 {
  color: var(--book-ink);
  margin-top: 1.5rem;
}

main.content h2 + ul,
main.content h3 + ul {
  background: var(--book-soft);
  border-left: 4px solid var(--book-accent);
  border-radius: 0 0.65rem 0.65rem 0;
  padding: 1.15rem 1.5rem 1.15rem 2.5rem;
}

main.content li {
  padding: 0.2rem 0;
}

main.content ol {
  list-style-type: bangla-steps;
}

main.content ol > li {
  padding-left: 0.4rem;
  margin-bottom: 0.9rem;
}

main.content ol > li::marker {
  color: var(--book-accent);
  font-weight: 700;
}

main.content blockquote {
  background: var(--book-soft);
  border-left: 4px solid var(--book-accent);
  padding: 0.75rem 1.25rem;
}

@media (max-width: 600px) {
  main.content h2 + ul,
  main.content h3 + ul {
    padding-left: 1.75rem;
  }
}

@media print {
  main.content h2 + ul,
  main.content h3 + ul {
    break-inside: avoid;
  }
}