:root{--ink:#1a1a1a;--ink-soft:#5a5a5a;--line:#e4e4e4;--accent:#8a1c1c;--bg:#fff;--bg-soft:#faf9f7;--radius:4px;--gap:1.5rem;--measure:68ch;--page:1180px}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--bg);color:var(--ink);margin:0;font:16px/1.6 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline}h1{margin:0 0 1rem;font-size:clamp(1.6rem,1.2rem + 1.6vw,2.3rem);line-height:1.2}h2{margin:2.5rem 0 1rem;font-size:1.3rem}h3{margin:1.5rem 0 .5rem;font-size:1rem}.book-nocover{aspect-ratio:271/400;background:#eee;width:150px;display:block}.breadcrumb{color:var(--ink-soft);margin-bottom:1rem;font-size:.85rem}.breadcrumb a:hover{color:var(--accent)}.page-suffix{color:var(--ink-soft);font-weight:400}.empty{color:var(--ink-soft);padding:2rem 0}.book-grid{gap:var(--gap);grid-template-columns:repeat(auto-fill,minmax(150px,1fr));margin:1rem 0 2rem;display:grid}.book-card{flex-direction:column;min-width:0;display:flex}.book-card__cover{aspect-ratio:271/400;background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius);display:block;overflow:hidden}.book-card__cover img{object-fit:contain;width:100%;height:100%;display:block}.book-card__nocover{background:repeating-linear-gradient(45deg, var(--bg-soft), var(--bg-soft) 10px, #f2f0ed 10px, #f2f0ed 20px);width:100%;height:100%;display:block}.book-card__title{-webkit-line-clamp:3;-webkit-box-orient:vertical;margin:.6rem 0 .2rem;font-size:.9rem;font-weight:600;line-height:1.35;display:-webkit-box;overflow:hidden}.book-card__author,.book-card__price{color:var(--ink-soft);margin:0;font-size:.8rem}.book-card__price{color:var(--ink);font-weight:600}.book-detail__head{grid-template-columns:271px minmax(0,1fr);align-items:start;gap:2rem;margin-bottom:2rem;display:grid}@media (max-width:680px){.book-detail__head{grid-template-columns:1fr}}.book-detail__cover{border:1px solid var(--line);border-radius:var(--radius);background:var(--bg-soft);width:100%;height:auto}.book-detail__byline{color:var(--ink-soft);margin:0 0 1rem;font-size:1rem}.book-detail__byline a{color:var(--accent)}.book-detail__meta{grid-template-columns:max-content 1fr;gap:.35rem 1rem;margin:0;font-size:.9rem;display:grid}.book-detail__meta dt{color:var(--ink-soft)}.book-detail__meta dd{margin:0}.book-detail__description{max-width:var(--measure);margin-bottom:2rem}.book-detail__description p{margin:0 0 1rem}.book-detail__buy ul{margin:0 0 1rem;padding:0;list-style:none}.book-detail__buy li{border-bottom:1px solid var(--line);padding:.5rem 0}.book-detail__buy a{color:var(--accent);font-weight:600}.book-detail__categories{flex-wrap:wrap;gap:.5rem;margin:2rem 0;display:flex}.book-detail__categories a{border:1px solid var(--line);background:var(--bg-soft);text-transform:capitalize;border-radius:999px;padding:.25rem .7rem;font-size:.8rem}.author-head{align-items:start;gap:1.5rem;margin-bottom:1rem;display:flex}.author-head img{object-fit:cover;border-radius:50%;flex:none}.author-bio{max-width:var(--measure);color:var(--ink-soft)}.author-bio p{margin:0 0 .75rem}.category-nav ul,.subcategories ul{flex-wrap:wrap;gap:.5rem 1.25rem;margin:0;padding:0;list-style:none;display:flex}.category-nav .count{color:var(--ink-soft);font-size:.8rem}.subcategories{margin-bottom:1.5rem}.subcategories a{color:var(--accent);font-size:.9rem}.pagination{border-top:1px solid var(--line);justify-content:space-between;align-items:center;gap:1rem;margin:2.5rem 0;padding-top:1.5rem;font-size:.9rem;display:flex}.pagination a{color:var(--accent);font-weight:600}.pagination__current{color:var(--ink-soft)}