.shop-wrap{padding:40px 40px 80px}.top-bar{display:grid;grid-template-columns:360px 1fr;gap:28px;align-items:center;margin-bottom:40px}.search-box{display:flex;align-items:center;border:1.5px solid #dde3ef;border-radius:8px;padding:12px 18px;gap:10px;background:#fff}.search-box input{border:none;outline:none;flex:1;font-size:.92rem;color:#555;font-family:'Open Sans',sans-serif}.search-box input::placeholder{color:#aaa}.search-box svg{width:18px;height:18px;stroke:#888;fill:none;flex-shrink:0}.results-bar{background:#eaf5fb;border-radius:8px;padding:16px 24px;display:flex;align-items:center;justify-content:space-between}.results-bar span{font-size:.92rem;color:#4a5a7a}.sort-row{display:flex;align-items:center;gap:14px}.sort-btn{width:42px;height:42px;background:#3ab8b8;border-radius:6px;display:flex;align-items:center;justify-content:center;cursor:pointer;border:none;transition:background .2s}.sort-btn:hover{background:#2ea0a0}.sort-btn svg{width:18px;height:18px;stroke:#fff;fill:none;stroke-width:2.5;stroke-linecap:round}.main-layout{display:grid;grid-template-columns:360px 1fr;gap:28px;align-items:start}.sidebar h3{font-family:'Montserrat',sans-serif;font-weight:800;font-size:1.3rem;color:#1a3a8f;margin-bottom:20px}.category-list{display:flex;flex-direction:column;gap:12px}.category-item{display:flex;align-items:center;justify-content:space-between;border:1.5px solid #dde3ef;border-radius:8px;padding:14px 18px;cursor:pointer;font-size:.93rem;color:#4a5a7a;transition:border-color .2s,color .2s,background .2s}.category-item:hover{border-color:#3ab8b8;color:#1a3a8f;background:#f0fbfc}.category-item svg{width:14px;height:14px;stroke:#aab;fill:none;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.category-item:hover svg{stroke:#3ab8b8}.books-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:40px}.book-card{background:#eaf5fb;border-radius:14px;padding:0 24px 30px;display:flex;flex-direction:column;align-items:center;text-align:center;transition:transform .2s,box-shadow .2s}.book-card:hover{transform:translateY(-6px);box-shadow:0 14px 36px rgba(26,58,143,.12)}.book-wrap{position:relative;width:180px;height:250px;margin-top:-20px;margin-bottom:24px;flex-shrink:0}.book-cover{width:100%;height:100%;aspect-ratio:18/25;object-fit:cover;border-radius:2px 7px 7px 2px;display:block;box-shadow:7px 9px 22px rgba(0,0,0,.30),-3px 0 0 #bbb,-6px 2px 0 #aaa8;transform:perspective(800px) rotateY(-7deg);position:relative;z-index:2}.book-wrap::before{content:'';position:absolute;left:-7px;top:4px;width:12px;height:calc(100% - 8px);background:linear-gradient(to right,#888680,#bbb8b0);border-radius:2px 0 0 2px;z-index:1}.book-title{font-family:'Montserrat',sans-serif;font-weight:800;font-size:1.05rem;color:#1a3a8f;margin-bottom:10px}.book-desc{font-size:.87rem;color:#4a5a7a;line-height:1.7;margin-bottom:22px;flex:1}.btn-cart{width:100%;background:#f5a800;color:#fff;border:none;border-radius:6px;padding:13px 0;font-family:'Montserrat',sans-serif;font-weight:700;font-size:.75rem;letter-spacing:.13em;text-transform:uppercase;cursor:pointer;transition:background .2s,transform .15s}.btn-cart:hover{background:#e09800;transform:translateY(-1px)}.pagination{display:flex;justify-content:center;margin-top:8px}.btn-next{background:#f5a800;color:#fff;border:none;border-radius:6px;padding:14px 36px;font-family:'Montserrat',sans-serif;font-weight:700;font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;cursor:pointer;display:flex;align-items:center;gap:8px;transition:background .2s,transform .15s}.btn-next:hover{background:#e09800;transform:translateY(-2px)}.btn-next svg{width:14px;height:14px;stroke:#fff;fill:none;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round}@media(max-width:980px){.top-bar,.main-layout{grid-template-columns:1fr}.books-grid{grid-template-columns:repeat(2,1fr)}.shop-wrap{padding:28px 20px 60px}}@media(max-width:560px){.books-grid{grid-template-columns:1fr}}
@media(max-width:640px){.shop-wrap{padding:24px 16px 48px}.top-bar{gap:16px}.results-bar{flex-direction:column;align-items:flex-start;gap:12px;padding:14px 16px}.sort-row{flex-wrap:wrap}.search-box{padding:10px 14px}}
@media(max-width:400px){.results-bar span{font-size:.85rem;word-break:break-word}}