.book-page { border-top: 3px solid var(--purple); }
.book-page .site-header nav a[aria-current] { font-weight: 700; color: var(--purple-dark); }
.book-main { width: min(1060px, calc(100% - 3rem)); margin-inline: auto; }
.book-hero { display: grid; grid-template-columns: minmax(0, 1fr) 290px; align-items: center; gap: 4rem; padding: 3rem 0; }
.book-hero h1 { font-size: clamp(2.8rem, 5vw, 3.8rem); max-width: 600px; margin: 0 0 1rem; }
.book-subtitle { font-family: Georgia, "Times New Roman", serif; font-size: 1.35rem; line-height: 1.5; max-width: 480px; }
.book-byline { color: var(--purple); font-size: 1.15rem; font-weight: 500; margin: 1.25rem 0; }
.book-description { max-width: 520px; color: var(--muted); font-size: 1.1rem; }
.book-buy { display: flex; flex-direction: column; align-items: flex-start; gap: .75rem; margin-top: 1.6rem; }
.book-buy .button { min-height: 58px; min-width: 210px; padding: .85rem 1.8rem; font-size: 1.12rem; font-weight: 600; }
.book-buy small { color: var(--muted); font-size: .83rem; }
.book-cover { width: 100%; height: auto; display: block; box-shadow: 0 15px 30px #38204020, 0 2px 5px #38204015; }
.book-links { display: flex; flex-wrap: wrap; gap: .7rem 2rem; padding: 1.25rem 0; border-top: 1px solid var(--rule); font-size: .95rem; }
.book-links > span { color: var(--muted); }
.book-landing .site-footer { border-top: 0; }
.book-links a { text-decoration: none; }
.book-links a:hover { text-decoration: underline; }
.book-section { padding: 2.5rem 0; }
.book-section + .book-section { border-top: 1px solid var(--rule); }
.book-section h2 { font-size: 1.65rem; line-height: 1.3; color: var(--purple); margin-bottom: 1.6rem; }
.book-praise { border-top: 1px solid var(--rule); padding-block: 2.5rem 3rem; }
.book-praise h2 { font-family: inherit; font-size: .85rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin-bottom: 1.75rem; }
.quote-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem 3.5rem; }
.quote-grid blockquote { margin: 0; display: flex; flex-direction: column; }
.quote-grid blockquote p { font-family: Georgia, "Times New Roman", serif; font-size: clamp(1.4rem, 2.4vw, 1.75rem); line-height: 1.45; flex: 1; }
.quote-grid blockquote footer { margin-top: 1.15rem; color: var(--muted); line-height: 1.5; }
.quote-grid blockquote cite { display: block; font-size: 1.15rem; font-style: normal; color: var(--purple); font-weight: 650; }
.quote-grid blockquote footer span { display: block; margin-top: .15rem; font-size: .94rem; }
.author-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3.5rem; }
.author-grid h3 { font-family: Georgia, "Times New Roman", serif; font-size: 1.45rem; font-weight: 400; margin-bottom: .65rem; }
.author-grid p { color: var(--muted); font-size: 1rem; }
.author-grid p + p { margin-top: .85rem; }
.book-intro { padding: 3rem 0 2.6rem; border-bottom: 1px solid var(--rule); }
.breadcrumb { font-size: .83rem; margin-bottom: 1.2rem; }
.breadcrumb a { text-decoration: none; }
.book-intro h1 { font-size: clamp(2.5rem, 5vw, 3.65rem); margin-bottom: 1.2rem; max-width: 800px; }
.book-intro > p:not(.breadcrumb) { max-width: 720px; font-size: 1.04rem; color: var(--muted); }
.book-intro > p + p { margin-top: .8rem; }
.reading-layout { display: grid; grid-template-columns: 215px minmax(0, 1fr); gap: 3.5rem; padding: 2.5rem 0 3rem; align-items: start; }
.reading-nav { position: sticky; top: 2rem; }
.reading-nav .eyebrow { font-size: .65rem; margin-bottom: .8rem; }
.reading-nav ol { list-style: none; padding: 0; margin: 0; }
.reading-nav a { display: block; padding: .38rem 0; color: var(--muted); font-size: .82rem; text-decoration: none; line-height: 1.5; }
.reading-nav a:hover { color: var(--purple); text-decoration: underline; }
.reading-content { min-width: 0; max-width: 720px; }
.reading-content section { padding-bottom: 2rem; margin-bottom: 2rem; border-bottom: 1px solid var(--rule); scroll-margin-top: 2rem; }
.reading-content section:last-child { margin-bottom: 0; border-bottom: 0; padding-bottom: 0; }
.reading-content h2 { font-size: 1.6rem; line-height: 1.35; margin-bottom: 1rem; color: var(--purple); letter-spacing: -.015em; }
.reading-content p + p { margin-top: 1rem; }
.reading-content p { overflow-wrap: break-word; }
.reading-content .eyebrow { margin-bottom: .5rem; font-size: .64rem; }
.reading-content .report-note { border-left: 2px solid var(--purple); padding: .6rem 1rem; background: var(--tint); margin-top: 1.2rem; font-size: .84rem; }
.reading-content .source-notes { font-size: .82rem; color: var(--muted); }
.source-notes ol { padding-left: 1.3rem; }
.source-notes li + li { margin-top: .6rem; }
@media (max-width: 850px) {
  .book-hero { gap: 2.5rem; grid-template-columns: minmax(0, 1fr) 240px; }
  .reading-layout { gap: 2rem; grid-template-columns: 180px minmax(0, 1fr); }
}
@media (max-width: 650px) {
  .book-hero { grid-template-columns: 1fr; padding: 2.5rem 0; gap: 2rem; }
  .book-hero h1 { font-size: 2.9rem; }
  .book-cover { width: min(240px, 75%); margin-inline: auto; }
  .book-subtitle { font-size: 1.2rem; }
  .quote-grid, .author-grid { grid-template-columns: 1fr; gap: 2rem; }
  .quote-grid blockquote p { font-size: 1.55rem; }
  .book-section { padding: 2.25rem 0; }
  .book-section h2 { font-size: 1.6rem; }
  .book-praise h2 { font-size: .85rem; }
  .reading-layout { grid-template-columns: 1fr; padding-top: 1.5rem; }
  .reading-nav { position: static; border-bottom: 1px solid var(--rule); padding-bottom: 1.5rem; }
  .reading-nav ol { display: flex; flex-wrap: wrap; column-gap: 1.2rem; }
  .book-intro { padding: 2rem 0; }
}
@media (max-width: 420px) {
  .book-main { width: calc(100% - 2.5rem); }
  .book-links { gap: .65rem 1.3rem; }
}
@media print {
  .book-page { border: 0; }
  .book-main { width: 100%; }
  .book-links, .book-buy, .reading-nav, .breadcrumb { display: none; }
  .book-hero { padding-top: 0; }
  .book-cover { box-shadow: none; }
  .reading-layout { display: block; }
  .reading-content { max-width: none; }
}