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14px Inter,sans-serif}.book-card__stars{color:#e78625}.book-card__price{color:#8b0000;font-family:Inter,sans-serif;font-size:16px;font-weight:700;margin-top:8px;text-align:center}.book-card__add-to-cart{background-color:#2f4b79;border-radius:10px;box-sizing:border-box;margin-bottom:8px;margin-left:25px;margin-top:8px;transition:all .2s ease}.book-card__add-to-cart:hover{background-color:#1c3757;box-shadow:0 2px 4px #0003}.book-card__toast{animation:toastPop 2.4s ease forwards;background:linear-gradient(135deg,#0c64f3,#315bff);border-radius:999px;box-shadow:0 12px 22px -16px #0c64f3a6;color:#fff;font:600 12px Inter,sans-serif;left:50%;opacity:0;padding:6px 16px;pointer-events:none;position:absolute;top:-16px;transform:translateX(-50%);white-space:nowrap;z-index:3}@keyframes 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4px;overflow:hidden;text-overflow:ellipsis;white-space:normal}.book-card__author{color:#666;font:400 16px Inter,sans-serif;margin:0 0 8px}.book-card__rating{align-items:center;display:flex;margin-bottom:8px}.book-card__rating-label{color:#666;font:400 14px Inter,sans-serif;margin-right:4px}.book-card__stars{color:#f8d64e;font-size:18px}.book-card__price{color:#333;font:700 16px Inter,sans-serif;margin:0 0 12px}.book-card__add-to-cart{background-color:#0c64f3;border:none;border-radius:8px;color:#fff;cursor:pointer;display:block;font:600 14px Inter,sans-serif;margin:0 10px 0 25px;padding:8px 16px;text-align:center;transition:background-color .3s ease;width:75%}.book-card__add-to-cart:hover{background-color:#0a4fc0}.book-grid{grid-column-gap:200px;grid-row-gap:50px;column-gap:200px;display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));justify-items:center;margin:0 auto;max-width:2000px;padding:80px;row-gap:50px}@media (max-width:991px){.book-grid{column-gap:100px;grid-template-columns:repeat(2,1fr);padding:50px;row-gap:40px}}@media (max-width:640px){.book-grid{column-gap:0;grid-template-columns:1fr;justify-items:center;padding:20px 15px;row-gap:30px}}.cart-table-container{margin:0 auto;max-width:1400px;padding:10px 20px;width:100%}.empty-cart-container{align-items:center;display:flex;flex-direction:column;justify-content:center;padding:60px 20px;text-align:center}.empty-cart-message{margin-bottom:30px}.empty-cart-icon{color:#ccc;font-size:3rem;margin-bottom:20px}.empty-cart-message h2{font-size:1.8rem}.empty-cart-message p{font-size:1.2rem;margin:0 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#eee;min-height:200px;padding:30px 15px}.cart-title-cell{align-items:center;flex-direction:column;font-weight:500;justify-content:center;text-align:center}.book-title{font-size:1.05rem;font-weight:600;margin-bottom:8px}.book-author,.book-title{line-height:1.3;text-align:center}.book-author{color:#666;font-size:.9rem}.cart-price-header,.cart-subtotal-header{text-align:right}.cart-price-cell,.cart-subtotal-cell{color:#1e2938;font-size:1.05rem;font-weight:500;justify-content:flex-end}.cart-quantity-cell{padding:10px 5px}.quantity-control{gap:10px}.quantity-btn,.quantity-control{align-items:center;display:flex;justify-content:center}.quantity-btn{background-color:#f5f5f5;border:1px solid #ddd;border-radius:50%;height:28px;transition:all .2s;width:28px}.quantity-btn:hover{background-color:#e0e0e0}.quantity-btn:disabled{cursor:not-allowed;opacity:.5}.quantity-btn i{color:#555;font-size:10px}.inc-btn{background-color:#e8f4e8;border-color:#c8e6c9}.inc-btn:hover{background-color:#c8e6c9}.inc-btn i{color:#2e7d32}.quantity-display{font-size:1rem;font-weight:700;min-width:24px;padding:0 2px}.cart-image-cell{display:flex;justify-content:center;padding:15px 10px}.cart-book-image{border-radius:4px;box-shadow:0 2px 5px #0003;max-height:165px;max-width:110px;object-fit:contain;transition:transform .2s ease}.cart-book-image:hover{transform:scale(1.05)}.remove-item-button{align-items:center;background-color:initial;border:none;border-radius:50%;color:#777;cursor:pointer;display:flex;height:30px;justify-content:center;transition:all .2s;width:30px}.remove-item-button:hover{background-color:#f1f1f1;color:#ff4d4d}.remove-item-button i{font-size:14px}.cart-summary{background-color:#f9f9f9;border:1px solid #eaeaea;border-radius:8px;box-shadow:0 3px 10px #00000014;display:flex;flex-direction:column;gap:15px;padding:30px;width:100%}.cart-total{font-size:1.2rem;font-weight:500;margin-bottom:10px;text-align:center}.cart-total-price{color:#1e2938;font-size:1.3rem;font-weight:700}.cart-actions{display:flex;flex-direction:column;gap:12px;width:100%}.cart-actions a,.cart-actions button{align-items:center;border-radius:6px;display:flex;font-weight:600;gap:8px;justify-content:center;padding:12px;width:100%}.clear-cart-button{align-items:center;background-color:initial;border:1px solid #ddd;border-radius:4px;color:#888;cursor:pointer;display:flex;font-size:.9rem;gap:8px;margin-top:15px;padding:8px 12px;transition:all .2s}.clear-cart-button:hover{background-color:#f5f5f5;color:#666}.continue-shopping-button{align-items:center;background-color:#f0f0f0;border:1px solid #ddd;border-radius:6px;color:#333;display:flex;font-weight:600;gap:8px;padding:12px 18px;transition:all .2s}.continue-shopping-button:hover{background-color:#e0e0e0}.checkout-button{align-items:center;background-color:#4caf50;border-radius:6px;box-shadow:0 2px 5px #00000026;display:flex;font-size:1.05rem;gap:8px;justify-content:center;margin-bottom:2px;margin-top:10px;padding:14px 20px;text-decoration:none;transition:all .2s}.checkout-button:hover{background-color:#3e8e41;box-shadow:0 4px 8px #0003}@media (max-width:1200px){.cart-layout{flex-direction:column;gap:20px}.cart-sidebar{margin-top:0;order:-1;position:static;width:100%}.cart-summary{max-width:100%}}@media (max-width:900px){.cart-grid{grid-template-columns:80px 1fr .8fr 1fr;grid-template-rows:auto;min-width:0}.cart-cell:nth-child(6n+5),.cart-cell:nth-child(6n+6),.cart-header:nth-child(5),.cart-header:nth-child(6){display:none}}@media (max-width:768px){.cart-grid{grid-template-columns:80px 1fr 1fr;grid-template-rows:auto}.cart-cell:nth-child(6n+3),.cart-cell:nth-child(6n+5),.cart-header:nth-child(3),.cart-header:nth-child(5){display:none}.cart-cell:nth-child(6n+4),.cart-header:nth-child(4){display:flex}.cart-summary{flex-direction:column;gap:15px}.cart-actions{flex-direction:column;width:100%}.checkout-button,.clear-cart-button,.continue-shopping-button{justify-content:center;width:100%}.cart-table-container{padding:10px}}.cart-container{align-items:center;display:flex;flex-direction:column;margin:0 auto;max-width:1400px;padding:40px 30px 60px}.cart-header-section{margin-bottom:30px;margin-top:30px;max-width:800px;text-align:center;width:100%}.cart-container h1{color:#333;font-size:2rem;margin-bottom:20px;padding-bottom:15px;position:relative}.cart-container h1:after{background-color:#1e2938;bottom:0;content:"";height:3px;left:50%;position:absolute;transform:translateX(-50%);width:80px}.empty-cart-message{color:#666;font-size:1.1rem;line-height:1.5;margin-top:15px}.checkout-container{align-items:center;display:flex;flex-direction:column;margin:0 auto;max-width:1200px;min-height:60vh;padding:40px 20px}.checkout-container h1{color:#333;font-size:2rem;margin-bottom:30px;text-align:center}.checkout-message{background-color:#f9f9f9;border-radius:8px;margin-bottom:30px;max-width:600px;padding:20px;text-align:center;width:100%}.checkout-message p{color:#555;font-size:1.1rem;line-height:1.5}.checkout-actions{margin-top:20px}.back-to-cart-button{background-color:#4a4a4a;border-radius:4px;color:#fff;display:inline-block;font-weight:700;padding:12px 24px;text-decoration:none;transition:background-color .2s}.back-to-cart-button:hover{background-color:#333}.checkout-cart-table-view{margin:0 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h3{color:#333;font-size:1.5rem;margin-bottom:20px;text-align:center}.checkout-summary-row{border-bottom:1px solid #eee;display:flex;justify-content:space-between;margin-bottom:10px;padding-bottom:10px}.checkout-summary-row.total{border-bottom:none;border-top:2px solid #ddd;font-size:1.2rem;font-weight:700;margin-top:20px;padding-top:10px}.checkout-button{background-color:#007bff;border:none;border-radius:4px;box-shadow:0 2px 4px #0000001a;color:#fff;cursor:pointer;display:block;font-size:1.1rem;font-weight:700;margin-top:20px;padding:12px 24px;transition:background-color .2s,transform .1s;width:100%}.checkout-button:hover{background-color:#0069d9;box-shadow:0 4px 8px #00000026;transform:translateY(-2px)}.checkout-button:disabled{background-color:#ccc;cursor:not-allowed}.checkout-cart-info{list-style:none;margin:20px 0;padding:0;width:100%}.checkout-cart-book-item{align-items:center;border-bottom:1px solid #eee;display:flex;margin-bottom:20px;padding-bottom:20px}.checkout-cart-book-image{flex:0 0 150px}.checkout-cart-info-img{border:1px solid #eee;box-shadow:0 2px 4px #0000001a;height:auto;max-width:100%}.checkout-cart-book-info{display:flex;flex:1 1;flex-direction:column;padding-left:15px}.checkout-cart-book-title{font-size:1.1rem;font-weight:700;margin-bottom:10px}.checkout-cart-book-subtotal{color:#555;font-weight:700;margin-bottom:10px}.checkout-cart-book-quantity{margin-top:0}.checkout-cart-book-quantity,.checkout-cart-book-quantity .quantity-control,.checkout-icon-button{align-items:center;display:flex}.checkout-icon-button{background-color:#f5f5f5;border:1px solid #ddd;border-radius:50%;cursor:pointer;font-size:12px;font-weight:700;height:28px;justify-content:center;margin:0 5px;transition:all .2s;width:28px}.checkout-icon-button.inc-button{background-color:#e8f4e8;border-color:#c8e6c9;color:#28a745}.checkout-icon-button.inc-button:hover{background-color:#d4ebd4}.checkout-icon-button.dec-button{background-color:#feeaea;border-color:#ffcdd2;color:#dc3545}.checkout-icon-button.dec-button:hover{background-color:#fcd5d5}.checkout-num-button{background:none;border:none;font-size:1rem;font-weight:700;padding:0 10px}.checkoutStatusBox{border-radius:4px;font-weight:700;margin-top:20px;padding:15px;text-align:center}.checkoutStatusBox div:first-child{color:#dc3545}.checkoutStatusBox div:nth-child(2){color:#007bff}.checkoutStatusBox div:nth-child(3){color:#28a745}.checkoutStatusBox div{padding:10px}.empty-cart-message{background-color:#f9f9f9;border-radius:8px;margin:40px auto;max-width:600px;padding:40px 20px;text-align:center}.empty-cart-message h2{color:#333;margin-bottom:15px}.empty-cart-message p{color:#666;margin-bottom:25px}.continue-shopping-button{background-color:#007bff;border:none;border-radius:4px;color:#fff;cursor:pointer;display:inline-block;font-weight:700;padding:12px 24px;text-decoration:none;transition:background-color .2s}.continue-shopping-button:hover{background-color:#0069d9}.confirmation-container{align-items:center;display:flex;flex-direction:column;margin:0 auto;max-width:800px;min-height:60vh;padding:40px 20px;text-align:center}.confirmation-container h1{color:#28a745;font-size:2rem;margin-bottom:30px}.confirmation-message{background-color:#f9f9f9;border-radius:8px;margin-bottom:30px;padding:20px;width:100%}.confirmation-message p{color:#555;font-size:1.1rem;line-height:1.5;margin-bottom:15px}.confirmation-actions{margin-top:20px}.back-to-home-button{background-color:#007bff;font-weight:700;padding:12px 24px;transition:background-color .2s}.back-to-home-button:hover{background-color:#0069d9}.confirmation-container{animation:confirmationPop .55s ease forwards;background-color:#fff;border-radius:8px;box-shadow:0 4px 12px #0000001a;margin:2rem auto;max-width:900px;overflow:hidden;padding:2rem;position:relative;transform-origin:top center}.confirmation-container:after,.confirmation-container:before{animation:confettiDrift 8s linear infinite;background-image:radial-gradient(circle,#facc15 0,#facc15 2px,#0000 3px),radial-gradient(circle,#f87171 0,#f87171 2px,#0000 3px),radial-gradient(circle,#34d399 0,#34d399 2px,#0000 3px);background-position:0 0,40px 60px,80px -40px;background-size:160px 160px;content:"";inset:-40%;opacity:.22;pointer-events:none;position:absolute}.confirmation-container:after{animation-direction:reverse;animation-duration:10s;opacity:.18}.confirmation-header{animation:confirmationHeaderGlow 1.2s ease .25s forwards;color:#2c3e50;margin-bottom:2rem;text-align:center}.confirmation-message{color:#34495e;font-size:1.1rem;margin-bottom:2rem;text-align:center}.confirmation-section{background-color:#f8f9fa;border-radius:6px;margin-bottom:2rem;padding:1rem}.confirmation-section h3{border-bottom:1px solid #e0e0e0;color:#2c3e50;margin-bottom:1rem;padding-bottom:.5rem}.confirmation-details{grid-gap:1rem;display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}.detail-item{margin-bottom:.5rem}.detail-label{color:#7f8c8d;display:block;font-size:.9rem;font-weight:700}.detail-value{color:#2c3e50;font-size:1rem}.confirmation-table-container{margin-bottom:2rem;overflow-x:auto}.confirmation-table{border-collapse:collapse;margin-top:1rem;width:100%}.confirmation-table td,.confirmation-table th{border-bottom:1px solid #e0e0e0;padding:.75rem}.confirmation-table th{background-color:#f2f2f2;color:#2c3e50;font-weight:600;text-align:left}.confirmation-table tbody tr:hover{background-color:#f8f9fa}.text-center{text-align:center}.text-right{text-align:right}.confirmation-actions{display:flex;justify-content:center;margin-top:2rem}.back-to-home-button{background-color:#3498db;border-radius:4px;color:#fff;display:inline-block;font-weight:600;padding:.75rem 1.5rem;text-decoration:none;transition:background-color .3s}.back-to-home-button:hover{background-color:#2980b9}@keyframes confirmationPop{0%{opacity:0;transform:translateY(24px) scale(.96)}60%{opacity:1;transform:translateY(-6px) scale(1.02)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes confettiDrift{0%{transform:translate3d(0,-10%,0) rotate(0deg)}50%{transform:translate3d(2%,10%,0) rotate(180deg)}to{transform:translate3d(-2%,-10%,0) rotate(1turn)}}@keyframes confirmationHeaderGlow{0%{text-shadow:none}50%{text-shadow:0 0 18px #3498db73}to{text-shadow:0 0 12px #3498db47}}@media (max-width:768px){.confirmation-container{margin:1rem;padding:1rem}.confirmation-details{grid-template-columns:1fr}}.book-detail-container{background:linear-gradient(180deg,#f6f8ff,#fff 65%);border-radius:24px;box-shadow:0 18px 40px -24px #1f293759;margin:0 auto;max-width:1120px;min-height:70vh;overflow:hidden;padding:48px 24px 64px;position:relative}.book-detail-container:before{background:radial-gradient(circle at center,#0c64f31f,#0000 70%);content:"";height:320px;inset:-160px 30% auto;pointer-events:none;position:absolute}.book-detail-card{animation:detailCardEnter .6s ease-out forwards;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#ffffffe6;border-radius:22px;box-shadow:0 24px 45px -28px #0f254973;opacity:0;padding:40px;position:relative;transform:translateY(24px);z-index:1}.breadcrumb{align-items:center;color:#637086;display:flex;font-size:14px;gap:8px;margin-bottom:32px}.breadcrumb a{color:#0c64f3;font-weight:600;text-decoration:none;transition:color .2s ease}.breadcrumb a:hover{color:#153c8a;text-decoration:underline}.breadcrumb-separator{color:#a0aec0}.breadcrumb-current{color:#1f2937;font-weight:600}.book-detail-toast{align-items:center;animation:toastPop 2.4s ease forwards;background:linear-gradient(135deg,#0c64f3,#315bff);border-radius:999px;box-shadow:0 16px 26px -18px #0c64f3bf;color:#fff;display:inline-flex;font:600 .85rem Inter,sans-serif;gap:6px;left:50%;opacity:0;padding:8px 18px;position:absolute;top:18px;transform:translate(-50%,-10px);z-index:2}@keyframes detailCardEnter{0%{opacity:0;transform:translateY(32px)}to{opacity:1;transform:translateY(0)}}@keyframes detailImageEnter{0%{opacity:0;transform:translateY(28px) scale(.96)}60%{opacity:1;transform:translateY(-4px) scale(1.02)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes detailInfoEnter{0%{opacity:0;transform:translateY(28px)}to{opacity:1;transform:translateY(0)}}@keyframes toastPop{0%{opacity:0;transform:translate(-50%,-10px) scale(.92)}12%{opacity:1;transform:translate(-50%) scale(1.02)}85%{opacity:1;transform:translate(-50%) scale(1)}to{opacity:0;transform:translate(-50%,-8px) scale(.96)}}@keyframes supportingFade{0%{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}.book-detail-content{display:flex;gap:56px;position:relative}.book-detail-image-section{flex:0 0 360px;position:relative}.book-detail-image-container{align-items:center;animation:detailImageEnter .7s ease .1s forwards;background:linear-gradient(135deg,#0c64f314,#0c64f305);border-radius:28px;box-shadow:0 18px 30px -24px #0c64f3cc;display:flex;justify-content:center;opacity:0;padding:30px;position:relative;transform:translateY(20px)}.book-detail-image{border-radius:18px;box-shadow:0 24px 38px -32px #1111118c;height:auto;max-height:480px;max-width:100%;object-fit:contain;transition:transform .28s ease,box-shadow .28s ease}.book-detail-image-container:hover .book-detail-image{box-shadow:0 30px 40px -28px #1111118c;transform:translateY(-6px) scale(1.02)}.book-detail-badge{align-items:center;background:linear-gradient(135deg,#ffb347,#ff5f6d);border-radius:999px;box-shadow:0 10px 18px -14px #ff5f6d99;color:#fff;display:inline-flex;font-size:13px;font-weight:700;gap:6px;left:18px;letter-spacing:.05em;padding:8px 14px;position:absolute;text-transform:uppercase;top:18px}.book-detail-badge:before{content:"★";font-size:12px}.book-detail-info-section{animation:detailInfoEnter .6s ease .18s forwards;display:flex;flex:1 1;flex-direction:column;gap:28px;opacity:0;transform:translateY(24px)}.book-detail-header{align-items:flex-start;display:flex;flex-direction:column;gap:8px}.book-detail-title{color:#0b1636;font-family:Inter,sans-serif;font-size:2.75rem;font-weight:700;line-height:1.12;margin:0}.book-detail-author{color:#4e5a76;font-family:Inter,sans-serif;font-size:1.125rem;font-weight:500;margin:0}.book-detail-meta-grid{grid-gap:18px;display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(160px,1fr))}.meta-card{background:#f6f8ff;border:1px solid #0c64f314;border-radius:16px;box-shadow:0 12px 24px -24px #0c64f399;display:flex;flex-direction:column;gap:10px;padding:16px 18px}.meta-label{color:#6b7280;font-size:.8rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.meta-value{color:#111827;font-size:1.05rem;font-weight:600}.meta-value.rating{align-items:center;color:#f6ad55;font-size:1.25rem;gap:6px}.meta-value.rating,.meta-value.rating span{display:inline-flex}.half-star{-webkit-text-fill-color:#0000;background:linear-gradient(90deg,currentColor 50%,#fff6 0);-webkit-background-clip:text}.star-muted{color:#cbd5f5}.rating-number{color:#4e5a76;font-size:.95rem;font-weight:600}.meta-value.status-positive{color:#0c8a5a}.meta-value.status-warning{color:#b45309}.book-detail-price-pill{align-self:flex-start;animation:detailInfoEnter .6s ease .22s forwards;background:linear-gradient(135deg,#0c64f3,#4476ff);border-radius:18px;box-shadow:0 20px 34px -26px #0c64f3d9;color:#fff;display:inline-flex;flex-direction:column;gap:4px;opacity:0;padding:18px 26px;transform:translateY(0);transition:transform .2s ease,box-shadow .2s ease}.book-detail-price-pill:hover{box-shadow:0 26px 38px -28px #0c64f3e6;transform:translateY(-4px)}.price-amount{font-size:2rem;font-weight:800;letter-spacing:-.02em}.price-caption{font-size:.85rem;font-weight:500;opacity:.85}.book-detail-actions{align-items:center;display:flex;flex-wrap:wrap;gap:20px;margin-bottom:8px}.quantity-selector{display:flex;flex-direction:column;gap:12px;min-width:160px}.quantity-label{color:#1f2937;font-size:.95rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase}.quantity-controls{align-items:center;background-color:#fff;border:2px solid #ddd;border-radius:8px;box-shadow:inset 0 0 0 1px #0c64f314;display:flex;gap:0;overflow:hidden}.quantity-btn{background-color:#f1f5f9;border:none;color:#1f2937;cursor:pointer;font-size:20px;font-weight:700;height:42px;transition:background-color .2s,transform .1s;width:42px}.quantity-btn:hover{background-color:#0c64f3;color:#fff}.quantity-btn:active{transform:scale(.95)}.quantity-display{background-color:#fff;color:#111827;font-size:1.1rem;font-weight:600;text-align:center;width:64px}.add-to-cart-btn{background:linear-gradient(135deg,#0c64f3,#315bff);border:none;border-radius:14px;box-shadow:0 16px 32px -20px #0c64f3d9;color:#fff;cursor:pointer;flex:1 1;font-family:Inter,sans-serif;font-size:1.1rem;font-weight:700;padding:16px 30px;transition:transform .18s ease,box-shadow .18s ease}.add-to-cart-btn:hover{box-shadow:0 18px 34px -22px #0c64f3e6;transform:translateY(-1px)}.add-to-cart-btn:active{box-shadow:0 10px 20px -16px #0c64f3e6;transform:translateY(0)}.book-detail-supporting{grid-gap:18px;animation:detailInfoEnter .6s ease .26s forwards;display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));margin-top:8px;opacity:0;transform:translateY(16px)}.supporting-item{align-items:flex-start;animation:supportingFade .45s ease forwards;background:#0c64f30d;border:1px solid #0c64f314;border-radius:14px;display:flex;gap:12px;opacity:0;padding:14px 16px;transform:translateY(14px)}.supporting-icon{font-size:1.25rem}.supporting-title{color:#1f2937;display:block;font-size:.9rem;font-weight:700}.supporting-copy{color:#5f6a83;display:block;font-size:.82rem}.supporting-item:first-child{animation-delay:.32s}.supporting-item:nth-child(2){animation-delay:.42s}.supporting-item:nth-child(3){animation-delay:.52s}.book-detail-description{animation:detailInfoEnter .6s ease .32s forwards;background:#f9faff;border:1px solid #0c64f314;border-radius:18px;box-shadow:0 14px 30px -30px #0a265799;margin-top:16px;opacity:0;padding:26px 28px;transform:translateY(16px)}.section-title{color:#0b1636;font-family:Inter,sans-serif;font-size:1.35rem;font-weight:700;margin:0 0 15px}.description-text{color:#44506b;font-family:Inter,sans-serif;font-size:1rem;line-height:1.8;margin:0;white-space:pre-wrap}.book-detail-footer{border-top:2px solid #e2e8f0b3;margin-top:40px;padding-top:20px}.back-to-home-btn{background-color:#1f2937;border:none;border-radius:12px;color:#fff;cursor:pointer;font-family:Inter,sans-serif;font-size:.95rem;font-weight:600;padding:12px 24px;transition:transform .18s ease,box-shadow .18s ease}.back-to-home-btn:hover{box-shadow:0 14px 24px -18px #0f172a66;transform:translateY(-1px)}.error-message,.loading-message{padding:60px 20px;text-align:center}.loading-message{color:#666;font-size:1.2rem}.error-message h2{color:#dc3545;font-size:2rem;margin-bottom:15px}.error-message p{color:#666;font-size:1.1rem;margin-bottom:25px}.back-button{background-color:#0c64f3;border-radius:12px;color:#fff;display:inline-block;font-weight:600;padding:12px 24px;text-decoration:none;transition:background-color .2s}.back-button:hover{background-color:#2f4b79}@media (max-width:991px){.book-detail-content{flex-direction:column;gap:30px}.book-detail-image-section{flex:0 0 auto;margin:0 auto;max-width:420px}.book-detail-title{font-size:2rem}.book-detail-author{font-size:1.2rem}.book-detail-actions{align-items:stretch;flex-direction:column}.book-detail-price-pill{align-items:center;align-self:stretch;text-align:center}}@media (max-width:640px){.book-detail-container{border-radius:18px;padding:28px 18px}.book-detail-image-section{max-width:300px}.book-detail-title{font-size:1.5rem}.book-detail-author{font-size:1rem}.price-amount{font-size:1.7rem}.breadcrumb{font-size:12px}.success-toast{left:10px;right:10px;top:100px}.book-detail-card{padding:28px 20px}}.auth-wrapper{align-items:center;animation:authBackdropPulse 18s ease-in-out infinite alternate;background:radial-gradient(circle at 20% 20%,#4c6ef540,#0000 55%),radial-gradient(circle at 80% 0,#ffffff2e,#0000 45%),linear-gradient(135deg,#0f1729,#1e2938 45%,#0b1220);display:flex;justify-content:center;min-height:calc(100vh - 180px);overflow:hidden;padding:60px 20px;position:relative}.auth-wrapper:after,.auth-wrapper:before{background:radial-gradient(circle,#ffffff14 0,#fff0 70%);border-radius:50%;content:"";filter:blur(.5px);height:420px;position:absolute;width:420px;z-index:0}.auth-wrapper:before{left:-160px;top:-160px}.auth-wrapper:after{bottom:-200px;right:-120px}.auth-card{animation:authCardEnter .6s ease .1s forwards;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#fffffff5;border:1px solid #fff6;border-radius:24px;box-shadow:0 30px 70px #0f172966;max-width:460px;opacity:0;padding:48px;position:relative;transform:translateY(40px) scale(.98);width:100%;z-index:1}.auth-title{color:#0f1729;font-size:30px;font-weight:700;margin-bottom:14px;text-align:center}.auth-subtitle{color:#4a5a6a;font-size:16px;margin-bottom:34px;text-align:center}.auth-form-group{display:flex;flex-direction:column;gap:6px;margin-bottom:18px}.auth-form-group label{color:#1e2938;font-size:14px;font-weight:600}.auth-input{border:1px solid 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