.book-main{padding-block:64px 0}
.book-back{font-size:.84rem;font-weight:700;max-width:28ch}
.book-introduction{display:grid;grid-template-columns:minmax(160px,.55fr) minmax(0,1.45fr);gap:clamp(32px,7vw,100px);align-items:center;padding-bottom:64px;border-bottom:1px solid var(--line)}
.book-artwork{max-width:260px;margin-inline:auto;width:100%}
.book-artwork img{width:100%;height:auto;box-shadow:0 10px 36px #142c4514;border-radius:2px}
.book-intro-copy .eyebrow{margin-bottom:14px}
.book-intro-copy h1{font-size:clamp(2.5rem,5vw,4.8rem);line-height:1.08}
.book-subtitle{margin-top:16px;font-size:clamp(1rem,2vw,1.35rem);line-height:1.5;color:var(--muted)}
.book-byline{font-size:.82rem;color:var(--muted);margin-top:18px}
.book-summary{font-size:1.1rem;margin-top:24px}
.book-edition-explanation{font-size:.9rem;line-height:1.7;margin-top:20px;color:var(--muted);border-left:2px solid var(--line);padding-left:18px}
.book-intro-copy>.button{margin-top:26px}
.book-reading-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,.7fr);gap:clamp(32px,7vw,96px);padding-block:64px}
.book-reading-grid h2{font-size:1.65rem;margin-bottom:22px}
.book-reading-copy>section+section{margin-top:48px}
.book-reading-copy p{line-height:1.85}
.book-topics{padding-left:20px;margin-block:24px 0;color:var(--muted)}
.book-topics li+li{margin-top:10px}
.book-reading-note{font-size:.88rem;color:var(--muted)}
.book-excerpt-original,.book-excerpt-translation{margin:26px 0 0;padding:4px 0 4px 24px;border-left:2px solid var(--blue);font-size:1.1rem}
.book-excerpt-original p+p,.book-excerpt-translation p+p{margin-top:18px}
.book-original{margin-top:24px}
.book-original summary{font-size:.9rem;font-weight:700;min-height:44px;padding-block:10px;cursor:pointer}
.book-editions{align-self:start;padding:28px;background:var(--white);border:1px solid var(--line);border-radius:5px}
.book-editions h2{font-size:1.25rem}
.book-editions ul{list-style:none;padding:0;margin:0}
.book-editions a{display:inline-flex;align-items:center;min-height:44px;font-weight:700;font-size:.9rem}
.book-isbn,.book-availability{font-size:.8rem;color:var(--muted);margin-top:20px;overflow-wrap:anywhere}
.book-related{border-top:1px solid var(--line);padding-block:40px;display:flex;justify-content:space-between;gap:32px}
.book-related .eyebrow{margin-bottom:8px}
.book-related>div:last-child{max-width:34ch;font-size:.9rem;color:var(--muted)}
.book-footer{padding-block:28px;border-top:1px solid var(--line);font-size:.8rem;color:var(--muted)}
@media(max-width:740px){.book-main{padding-top:32px}.book-page .header-inner{gap:10px;flex-wrap:wrap;padding-block:14px}.book-back{font-size:.75rem;max-width:20ch}.book-page .language-nav{margin-left:auto}.book-introduction{grid-template-columns:96px minmax(0,1fr);gap:24px;padding-bottom:36px;align-items:start}.book-artwork{grid-column:1;grid-row:1;max-width:96px}.book-intro-copy{display:contents}.book-intro-copy .eyebrow{display:none}.book-intro-copy h1{grid-column:2;grid-row:1;align-self:center;font-size:clamp(1.8rem,7vw,2.6rem);overflow-wrap:anywhere}.book-intro-copy>p,.book-intro-copy>.button{grid-column:1/-1;margin-top:0}.book-subtitle{font-size:1.05rem}.book-byline{font-size:.8rem}.book-summary{font-size:1rem}.book-intro-copy>.button{justify-self:start}.book-reading-grid{grid-template-columns:1fr;padding-block:36px;gap:36px}.book-reading-grid h2{font-size:1.45rem}.book-reading-copy>section+section{margin-top:36px}.book-excerpt-original,.book-excerpt-translation{font-size:1rem;padding-left:18px}.book-related{flex-direction:column;gap:24px;padding-block:30px}}