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var(--border);background:linear-gradient(160deg,var(--accent),var(--accent-2));display:grid;place-items:center;box-shadow:0 24px 60px -24px color-mix(in srgb,var(--accent) 60%,transparent);transition:transform .2s ease}.book-cover:hover{transform:translateY(-4px) rotate(-1deg)}.book-cover img{width:100%;height:100%;object-fit:cover}.book-cover-fallback{display:none;padding:24px;text-align:center;color:#fff;font-weight:800;font-size:1.4rem;line-height:1.2}.book-cover.no-cover .book-cover-fallback{display:block}.book-info h3{font-size:1.5rem;margin:0 0 8px;letter-spacing:-.02em}.book-info .book-sub{color:var(--text);font-weight:600;margin:0 0 14px;font-size:1rem}.book-info p{color:var(--muted);margin:0 0 22px}.contact-card{background:var(--card);border:1px solid var(--border);border-radius:20px;padding:44px;text-align:center}.contact-card h2{font-size:clamp(1.6rem,4vw,2.2rem);margin:0 0 10px;letter-spacing:-.02em}.contact-card p{color:var(--muted);max-width:480px;margin:0 auto 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