.book-hero{display:grid;grid-template-columns:1.2fr 1fr;gap:64px;align-items:center;padding-block:48px 72px}.book-hero h1{font-size:clamp(42px,5.5vw,82px);overflow-wrap:break-word}.book-hero .eyebrow{font-size:12px;margin-bottom:20px}.book-subtitle{font-size:clamp(21px,2.3vw,30px);line-height:1.3;font-weight:600;margin:22px 0}.book-lead{font-size:19px;line-height:1.6;margin:20px 0}.book-meta{font-size:15px;line-height:1.8;margin:20px 0}.book-hero .button,.book-final .button{font-size:14px;letter-spacing:.025em}.book-hero-copy>p:last-child{margin:8px 0 0}.book-hero img{width:100%;height:auto}.book-reading{max-width:860px}.book-section{padding-block:36px;border-top:1px solid #ddd}.book-section h2{font-size:clamp(30px,4vw,44px);letter-spacing:-.04em}.book-section ul{padding-left:24px}.book-section li{margin:14px 0}.book-note{font-size:15px;line-height:1.65}.book-page-preview{width:min(100%,340px);height:auto;border:1px solid #ddd;margin:24px 0}.book-section blockquote{border-left:3px solid #000;padding-left:24px;margin:24px 0}.book-free-note{font-size:16px;border-top:1px solid #ddd;padding-top:30px;margin-bottom:60px}.book-free-note a{text-decoration:underline}.book-reading .textlink{font-size:14px;letter-spacing:.02em}.book-comparison{padding-block:60px}.book-comparison h2{font-size:clamp(32px,4vw,52px)}.comparison-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px;margin-top:32px}.comparison-grid article{border-top:2px solid #000;padding-top:24px}.comparison-grid h3{font-size:30px;overflow-wrap:break-word}.comparison-grid p{font-size:16px}.comparison-grid .textlink{font-size:14px}
@media(max-width:760px){.book-hero{grid-template-columns:1fr;gap:28px;padding-block:28px 40px}.book-hero h1{font-size:clamp(36px,10vw,54px);line-height:1.03}.book-hero .eyebrow{margin-bottom:14px}.book-subtitle{font-size:22px;margin:16px 0}.book-lead{font-size:17px;margin:16px 0}.book-meta{font-size:14px;margin:16px 0}.book-hero img{max-width:460px;margin-inline:auto}.book-hero .button{max-width:100%;font-size:13px;padding:17px 18px;gap:18px}.book-section{padding-block:30px}.book-reading{font-size:17px}.comparison-grid{grid-template-columns:1fr;gap:24px}.book-comparison{padding-block:40px}}

/* Brief 16 October: readable controls and compact purchase header. */
.eyebrow,.navlink,.breadcrumb,.free-resources-label{font-size:12px}.button,.textlink,.cookie-actions button{font-size:14px}.free-resources-button{font-size:12px}.free-resources-message{font-size:17px}.comparison-scroll{overflow-x:auto;margin-top:28px}.comparison-scroll table{border-collapse:collapse;width:100%;min-width:650px;font-size:16px}.comparison-scroll caption{text-align:left;margin-bottom:14px;font-weight:700}.comparison-scroll th,.comparison-scroll td{text-align:left;vertical-align:top;padding:18px 14px;border-bottom:1px solid #bbb}.comparison-scroll thead th{background:#000;color:#fff}.comparison-scroll th a{text-decoration:underline}.book-edition-note{font-size:14px;font-weight:700}.book-hero-copy .book-meta{margin-top:12px}.book-hero-copy>p:last-child{margin-top:8px}
@media(max-width:760px){.eyebrow,.navlink,.breadcrumb,.free-resources-label{font-size:12px}.button,.textlink{font-size:14px}.free-resources-inner{padding-block:10px;gap:12px}.free-resources-message{font-size:13px;line-height:1.35}.free-resources-button{font-size:12px;padding:10px 12px;gap:10px}.book-hero{padding-top:20px}.book-hero h1{font-size:34px;line-height:1.05}.book-hero .eyebrow{font-size:12px;margin-bottom:12px}.book-subtitle{font-size:19px;margin:12px 0}.book-lead{font-size:16px;line-height:1.45;margin:12px 0}.book-meta{font-size:13px;line-height:1.5;margin:12px 0}.book-hero .button{font-size:14px}.book-hero-copy>p.book-note{font-size:12px;margin:10px 0}.book-hero-copy>p:last-child{margin:4px 0}.header-cta .button{font-size:12px}.small{font-size:13px}}