.book-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:22px}.book-card{overflow:hidden}.book-cover{display:block;aspect-ratio:2/3;background:linear-gradient(145deg,#1d1b17,#332918);overflow:hidden}.book-cover img,.book-detail-cover img{width:100%;height:100%;object-fit:cover;display:block}.book-cover-fallback{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:24px;background:linear-gradient(145deg,#3a2f1b,#17140e);color:#f4d58d}.book-cover-fallback strong{font:900 4rem/1 Orbitron,sans-serif}.book-cover-fallback small{margin-top:16px;font-weight:700}.book-card-body{padding:18px}.book-card-body h3{margin:.25rem 0}.book-author{opacity:.76;font-style:italic}.book-search{display:grid;grid-template-columns:1fr minmax(180px,260px) auto;gap:12px;margin-bottom:24px}.book-search input,.book-search select{min-height:44px;border-radius:10px;border:1px solid rgba(255,255,255,.16);background:rgba(10,14,20,.72);color:inherit;padding:0 14px}.book-detail{display:grid;grid-template-columns:minmax(240px,320px) 1fr;gap:36px;align-items:start;padding:24px 0}.book-detail-cover{aspect-ratio:2/3;overflow:hidden;border-radius:16px;box-shadow:0 22px 60px rgba(0,0,0,.28)}.book-detail-copy .card-actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.book-detail-copy form{display:inline}.book-progress{height:8px;background:rgba(255,255,255,.1);border-radius:999px;overflow:hidden;margin:12px 0 6px}.book-progress span{display:block;height:100%;background:#e9b949}.book-reader-shell{max-width:1180px;margin:0 auto;padding:24px}.book-reader-toolbar{position:sticky;top:0;z-index:4;display:flex;justify-content:space-between;gap:20px;align-items:center;padding:16px 18px;border:1px solid rgba(255,255,255,.1);border-radius:14px;background:rgba(12,14,18,.94);backdrop-filter:blur(14px)}.book-reader-toolbar h1{font-size:1.15rem;margin:.2rem 0}.book-reader-toolbar p{margin:0;opacity:.7}.reader-controls{display:flex;align-items:center;gap:8px}.reader-controls button{border:1px solid rgba(255,255,255,.15);background:#222;color:#fff;border-radius:8px;padding:8px 10px;cursor:pointer}.book-reader-content{max-width:820px;margin:28px auto 80px;padding:42px 52px;background:#15171b;border:1px solid rgba(255,255,255,.09);border-radius:18px;line-height:1.8;font-family:Georgia,serif}.book-reader-content pre{white-space:pre-wrap;font:inherit;margin:0}.reader-light .book-reader-content{background:#f4efe2;color:#211c14}.reader-light .book-reader-toolbar{background:rgba(245,240,228,.95);color:#201b13}.reader-light .reader-controls button{background:#fff;color:#222;border-color:#ccc}@media(max-width:760px){.book-search{grid-template-columns:1fr}.book-detail{grid-template-columns:1fr}.book-detail-cover{max-width:300px;margin:auto}.book-reader-toolbar{position:relative;align-items:flex-start;flex-direction:column}.book-reader-content{padding:24px 20px}}