.cart-container{background:#f8fafc;min-height:calc(100vh - 80px);padding:40px 20px}.cart-header{justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto 30px;display:flex}.cart-header h1{color:#1f2937;font-size:32px;font-weight:700}.cart-item-count{color:#6b7280;font-size:16px}.cart-error{color:#991b1b;background:#fee2e2;border:1px solid #fecaca;border-radius:8px;max-width:1200px;margin:0 auto 20px;padding:12px 16px}.cart-empty{text-align:center;max-width:600px;margin:100px auto;padding:60px 20px}.empty-icon{opacity:.5;margin-bottom:24px;font-size:80px}.cart-empty h2{color:#1f2937;margin-bottom:12px;font-size:28px;font-weight:700}.cart-empty p{color:#6b7280;margin-bottom:32px;font-size:16px}.cart-layout{grid-template-columns:1fr 400px;gap:30px;max-width:1200px;margin:0 auto;display:grid}.cart-items{flex-direction:column;gap:20px;display:flex}.cart-item{background:#fff;border-radius:12px;grid-template-columns:120px 1fr 200px 120px 40px;align-items:start;gap:20px;padding:24px;display:grid;position:relative;box-shadow:0 1px 3px #0000001a}.cart-item-image{background:#f3f4f6;border-radius:8px;width:120px;height:180px;overflow:hidden}.cart-item-image img{object-fit:cover;width:100%;height:100%}.cart-item-details{flex-direction:column;gap:8px;display:flex}.cart-item-title{color:#1f2937;margin:0;font-size:18px;font-weight:600}.cart-item-title:hover{color:#10b981}.cart-item-author{color:#6b7280;margin:0;font-size:14px}.cart-item-price{align-items:center;gap:8px;margin-top:8px;display:flex}.cart-item-price .original-price{color:#9ca3af;font-size:14px;text-decoration:line-through}.cart-item-price .discounted-price,.cart-item-price .price{color:#10b981;font-size:16px;font-weight:600}.cart-item-quantity{flex-direction:column;gap:8px;display:flex}.cart-item-quantity label{color:#6b7280;font-size:14px;font-weight:500}.quantity-controls{align-items:center;gap:8px;display:flex}.qty-btn{cursor:pointer;color:#1f2937;background:#fff;border:1px solid #e5e7eb;border-radius:6px;justify-content:center;align-items:center;width:32px;height:32px;font-size:18px;transition:all .2s;display:flex}.qty-btn:hover{color:#10b981;border-color:#10b981}.qty-input{text-align:center;border:1px solid #e5e7eb;border-radius:6px;width:60px;height:32px;font-size:14px}.cart-item-total{justify-content:flex-end;align-items:center;display:flex}.item-total-price{color:#1f2937;font-size:18px;font-weight:700}.cart-item-remove{color:#991b1b;cursor:pointer;background:#fee2e2;border:none;border-radius:6px;justify-content:center;align-items:center;width:32px;height:32px;font-size:18px;transition:all .2s;display:flex}.cart-item-remove:hover{background:#fecaca}.cart-summary{height:fit-content;position:sticky;top:100px}.summary-card{background:#fff;border-radius:12px;padding:24px;box-shadow:0 1px 3px #0000001a}.summary-card h2{color:#1f2937;margin-bottom:20px;font-size:20px;font-weight:700}.summary-row{color:#4b5563;border-bottom:1px solid #e5e7eb;justify-content:space-between;padding:12px 0;display:flex}.summary-row.total{color:#1f2937;border-top:2px solid #e5e7eb;border-bottom:none;margin-top:12px;padding-top:16px;font-size:20px;font-weight:700}.btn-checkout{color:#fff;cursor:pointer;background:#10b981;border:none;border-radius:8px;width:100%;margin-top:20px;padding:14px 24px;font-size:16px;font-weight:600;transition:background .3s}.btn-checkout:hover:not(:disabled){background:#059669}.btn-checkout:disabled{opacity:.6;cursor:not-allowed}.btn-continue-shopping{text-align:center;color:#6b7280;background:#fff;border:2px solid #e5e7eb;border-radius:8px;width:100%;margin-top:12px;padding:12px 24px;font-size:14px;font-weight:600;text-decoration:none;transition:all .3s;display:block}.btn-continue-shopping:hover{color:#1f2937;border-color:#d1d5db}.btn-clear-cart{color:#ef4444;cursor:pointer;background:0 0;border:none;border-radius:8px;width:100%;margin-top:12px;padding:10px 24px;font-size:14px;font-weight:600;transition:color .3s}.btn-clear-cart:hover{color:#dc2626}.checkout-form,.form-group{margin-bottom:20px}.form-label{color:#1f2937;margin-bottom:8px;font-size:14px;font-weight:600;display:block}.form-label .required{color:#ef4444;margin-left:2px}.form-label .optional{color:#6b7280;margin-left:4px;font-size:12px;font-weight:400}.form-input{box-sizing:border-box;border:1px solid #e5e7eb;border-radius:8px;width:100%;padding:10px 12px;font-family:inherit;font-size:14px;transition:all .2s}.form-input:focus{border-color:#10b981;outline:none;box-shadow:0 0 0 3px #10b9811a}.form-input:invalid:not(:placeholder-shown){border-color:#ef4444}.radio-group{flex-direction:column;gap:12px;display:flex}.radio-label{cursor:pointer;color:#1f2937;border:1px solid #e5e7eb;border-radius:8px;align-items:center;gap:10px;padding:12px;font-size:14px;transition:all .2s;display:flex}.radio-label:hover{background-color:#10b9810d;border-color:#10b981}.radio-label input[type=radio]{cursor:pointer;accent-color:#10b981;width:18px;height:18px}.radio-label input[type=radio]:checked+span{color:#10b981;font-weight:600}.radio-label span{flex:1}.summary-divider{background:#e5e7eb;height:1px;margin:24px 0}.btn-primary{color:#fff;background:#10b981;border-radius:8px;padding:14px 28px;font-weight:600;text-decoration:none;transition:background .3s;display:inline-block}.btn-primary:hover{background:#059669}@media (max-width:968px){.cart-layout{grid-template-columns:1fr}.cart-summary{position:static}.cart-item{grid-template-columns:100px 1fr;gap:16px}.cart-item-quantity,.cart-item-total{grid-column:1/-1;margin-top:12px}.cart-item-remove{position:absolute;top:24px;right:24px}}@media (max-width:640px){.cart-header{flex-direction:column;align-items:flex-start;gap:8px}.cart-item{padding:16px}.cart-item-image{width:80px;height:120px}.checkout-form,.form-group{margin-bottom:16px}.radio-group{gap:10px}.radio-label{padding:10px;font-size:13px}}