.reading-source { color: var(--muted); font-size: .9rem; margin: 1.5rem 0 2rem; }
.book-reading-prose { line-height: 1.95; overflow-wrap: break-word; }
.book-reading-prose p { margin-bottom: 1.35rem; }
.book-reading-prose h3 { font-family: var(--hand); font-weight: 400; font-size: 1.5rem; line-height: 1.55; margin: 2.5rem 0 1rem; }

/* Approved mobile reading refinement; desktop typography and headings stay unchanged. */
@media (max-width: 580px) {
  .book-reading .book-reading-prose { font-size: 17px; line-height: 1.95; }
  .book-reading .book-reading-prose p { margin-bottom: 24px; }
  .book-reading .reading-source { margin-top: 20px; margin-bottom: 28px; }
}