.site-header{height:116px}.brand{width:340px}.brand img{height:100px}.site-header.open nav{top:116px}.book-shelf{margin-top:42px;border-top:1px solid var(--line);padding-top:34px;display:grid;gap:22px}.book-authority{display:grid;grid-template-columns:210px 1fr;gap:30px;align-items:center;padding:24px;border:1px solid #303330;background:#0d0f0f}.book-authority>a,.book-authority .book-image{display:block;filter:drop-shadow(0 20px 24px rgba(0,0,0,.42));transition:.2s}.book-authority>a:hover{transform:translateY(-5px)}.book-authority img{display:block;width:100%;height:auto}.primary-book{grid-template-columns:minmax(260px,1.35fr) 1fr}.primary-book img{aspect-ratio:3/2;object-fit:cover}.coauthor-book{grid-template-columns:minmax(300px,380px) 1fr}.coauthor-book img{max-height:440px;object-fit:contain}.book-authority h3{font:700 1.65rem/1.2 "Manrope";margin:0 0 12px}.book-authority>div>p:not(.eyebrow){font-size:.98rem;margin-bottom:16px}.book-link{color:var(--gold);font-weight:700;text-decoration:none}@media(max-width:1050px){.brand{width:280px}.site-header nav{gap:16px}.site-header nav a{font-size:.8rem}.primary-book{grid-template-columns:1fr}.coauthor-book{grid-template-columns:minmax(260px,320px) 1fr}}@media(max-width:620px){.site-header{height:96px}.brand{width:245px}.brand img{height:82px}.site-header.open nav{top:96px}.book-authority,.primary-book,.coauthor-book{grid-template-columns:1fr;gap:20px}.coauthor-book .book-image{width:min(260px,82vw);margin-inline:auto}}