.book-detail-page{background:radial-gradient(80% 60% at 20% 0,#10b98126 0%,#0000 60%),radial-gradient(70% 50% at 90% 100%,#10b9811f 0%,#0000 60%),#001a10;min-height:100vh;padding:120px 0 80px}.book-detail-container{max-width:1200px;margin:0 auto;padding:0 24px}.back-link{color:#ffffffb3;align-items:center;gap:8px;margin-bottom:32px;font-weight:500;transition:color .2s;display:inline-flex}.back-link:hover{color:#c9a94b}.book-detail-grid{background:#ffffff0d;border:1px solid #c9a94b4d;border-radius:16px;grid-template-columns:1fr;gap:48px;padding:48px;display:grid;box-shadow:0 10px 30px #001a1014}@media (min-width:992px){.book-detail-grid{grid-template-columns:400px 1fr}}.book-image-wrapper{position:relative}.book-image{aspect-ratio:3/4;object-fit:cover;border-radius:8px;width:100%;box-shadow:0 15px 40px #00000026}.book-content .book-category-badge{color:#fff;letter-spacing:1px;background:#001a10;border-radius:20px;margin-bottom:16px;padding:4px 12px;font-size:11px;display:inline-block}.book-content .book-title{font-family:var(--font-cormorant), Georgia, serif;color:#fff;margin-bottom:8px;font-size:42px;line-height:1.1}.book-content .book-author{color:#ffffffb3;margin-bottom:24px;font-size:18px}.book-meta{border-bottom:1px solid #eee;align-items:center;gap:24px;margin-bottom:32px;padding-bottom:32px;display:flex}.book-meta .rating{color:#fff;align-items:center;gap:6px;font-weight:600;display:flex}.book-meta .star-icon{color:#c9a94b}.book-meta .review-count{color:#888;font-size:14px;font-weight:400}.book-meta .book-price{color:#fff;font-size:32px;font-weight:700}.book-actions{gap:16px;margin-bottom:48px;display:flex}.book-actions .btn-primary,.book-actions .btn-secondary{border-radius:8px;flex:1;justify-content:center;align-items:center;gap:8px;padding:16px;font-size:16px;font-weight:600;text-decoration:none;transition:all .2s;display:flex}.book-actions .btn-primary{color:#fff;background:#001a10;border:none}.book-actions .btn-primary:hover{background:#10b981}.book-actions .btn-primary.added{color:#10b981;cursor:default;background:#e6f0e9}.book-actions .btn-secondary{color:#fff;background:#ffffff1a;border:1px solid #fff3}.book-actions .btn-secondary:hover{color:#001a10;background:#fff}.book-description h3{color:#fff;margin-bottom:12px;font-size:18px}.book-description p{color:#fffc;line-height:1.7}.book-info-grid{border-top:1px solid #eee;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:24px;margin-top:48px;padding-top:32px;display:grid}.book-info-grid div{flex-direction:column;display:flex}.book-info-grid strong{color:#fff9;margin-bottom:4px;font-size:12px}.book-info-grid span{color:#fff;font-weight:600}.book-detail-page.not-found{text-align:center;flex-direction:column;justify-content:center;align-items:center;min-height:60vh;display:flex}.book-detail-page.not-found h1{color:#001a10;font-size:32px}.book-detail-page.not-found a{color:#c9a94b;margin-top:16px}