.product-detail-page{background-color:var(--color-white);color:#1a1a1a;min-height:100vh}.product-detail-container{max-width:1400px;margin:0 auto;padding:20px 5%;position:relative}.breadcrumb-nav{max-width:1400px;margin:0 auto;padding:12px 5% 0}.breadcrumb-list{flex-wrap:wrap;align-items:center;gap:4px;margin:0;padding:0;list-style:none;display:flex}.breadcrumb-item{color:var(--color-black-alpha-60);align-items:center;font-size:14px;display:inline-flex}.breadcrumb-item a{color:var(--color-black-alpha-60);transition:color var(--transition-fast);text-decoration:none}.breadcrumb-item a:hover{color:var(--color-primary)}.breadcrumb-item span[aria-current=page]{color:var(--color-black);font-weight:600}.breadcrumb-separator{color:var(--color-black-alpha-30);-webkit-user-select:none;user-select:none;margin:0 6px}.product-detail-grid{gap:var(--spacing-3xl);grid-template-columns:1fr 1fr;align-items:start;display:grid}.product-content-section{display:contents}.product-image-section{background-color:var(--color-gray-50);border:1px solid var(--color-gray-200);border-radius:var(--radius-xl);justify-content:center;align-items:center;min-height:500px;margin:0;display:flex;position:relative;overflow:hidden}.product-image-section img{object-fit:cover;width:100%;height:100%}.placeholder-image{background:linear-gradient(135deg,var(--color-primary-light),#ff33661a);justify-content:center;align-items:center;width:100%;height:400px;display:flex}.placeholder-image span{color:var(--color-gray-700);font-size:16px}.product-info-section{gap:var(--spacing-md);flex-direction:column;width:100%;min-width:0;display:flex}.product-info-section h1{text-align:left;margin:0;font-size:36px;font-weight:700;line-height:1.2}.product-badges{gap:var(--spacing-md);flex-wrap:wrap;align-items:center;display:flex}.product-category-badge{color:var(--color-primary);padding:var(--spacing-sm)var(--spacing-md);border-radius:var(--radius-md);background-color:#3366ff26;width:fit-content;font-size:14px;font-weight:600;display:inline-block}.featured-badge-product-detail{color:#fff;z-index:10;background-color:#f36;border-radius:6px;padding:8px 16px;font-size:14px;font-weight:600;display:inline-block}.product-price-section{border-top:1px solid var(--color-gray-200);border-bottom:1px solid var(--color-gray-200);flex-wrap:wrap;align-items:center;gap:20px;padding:20px 0;display:flex}.price{color:var(--color-primary);font-size:42px;font-weight:700}.stock-status{padding:var(--spacing-sm)var(--spacing-md);border-radius:var(--radius-md);font-size:14px;font-weight:600}.stock-status.checking{background-color:var(--color-warning-light);color:var(--color-warning)}.stock-status.in-stock{background-color:var(--color-success-light);color:var(--color-success)}.stock-status.out-of-stock{background-color:var(--color-danger-light);color:var(--color-danger)}.product-interactive{gap:var(--spacing-md);flex-direction:column;display:flex}.product-stock-status{align-items:center;display:flex}.stock-warning{padding:var(--spacing-md);border-radius:var(--radius-lg);color:#f80;background-color:#ffa5001a;border:1px solid #ffa5004d;font-size:14px;font-weight:600}.purchase-section{padding:var(--spacing-lg);background-color:var(--color-gray-50);border-radius:var(--radius-xl);border:1px solid var(--color-gray-200);flex-direction:column;gap:20px;display:flex}.quantity-selector{align-items:center;gap:var(--spacing-md);display:flex}.quantity-selector label{font-size:16px;font-weight:600}.quantity-controls{align-items:center;gap:var(--spacing-md);background-color:var(--color-white);border:1px solid var(--color-black-alpha-10);border-radius:var(--radius-lg);padding:var(--spacing-sm)var(--spacing-md);display:flex}.quantity-controls button{color:var(--color-black);cursor:pointer;padding:4px var(--spacing-sm);transition:all var(--transition-fast);border-radius:var(--radius-sm);background:0 0;border:none;justify-content:center;align-items:center;width:32px;height:32px;font-size:18px;font-weight:600;display:flex}.quantity-controls button:hover:not(:disabled){background-color:var(--color-black-alpha-08)}.quantity-controls button:disabled{opacity:.3;cursor:not-allowed}.quantity-controls span{text-align:center;min-width:30px;font-size:16px;font-weight:600}.action-buttons{gap:var(--spacing-md);display:flex}.add-to-cart-button{padding:var(--spacing-md)var(--spacing-lg);border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-fast);background-color:var(--color-success);color:var(--color-white);border:none;flex:1;font-family:inherit;font-size:16px;font-weight:600}.add-to-cart-button:hover:not(:disabled){background-color:var(--color-success-hover);box-shadow:var(--shadow-success);transform:translateY(-2px)}.add-to-cart-button:disabled{opacity:.6;cursor:not-allowed;background-color:var(--color-success)}.add-to-cart-button.disabled{background-color:var(--color-danger);opacity:.6}.product-detail-description{padding:var(--spacing-sm)0;text-align:left;width:100%}.product-detail-description h2{margin:0 0 var(--spacing-md)0;color:var(--color-black);font-size:22px;font-weight:700}.product-detail-description p{color:var(--color-gray-600);white-space:normal;word-wrap:break-word;overflow-wrap:break-word;margin:0;font-size:16px;line-height:1.7}.product-features{padding:var(--spacing-lg);border-radius:var(--radius-xl);border:1px solid var(--color-gray-200);background-color:var(--color-gray-50);text-align:left}.product-features h2{margin:0 0 var(--spacing-md)0;color:var(--color-black);font-size:20px;font-weight:700}.features-list{gap:var(--spacing-sm);flex-direction:column;margin:0;padding:0;list-style:none;display:flex}.features-list li{color:var(--color-black-alpha-80);padding-left:24px;font-size:15px;line-height:1.6;position:relative}.features-list li:before{content:"-";font-size:14px;font-weight:700;position:absolute;left:0}.product-specs{padding:var(--spacing-lg);border-radius:var(--radius-xl);border:1px solid var(--color-gray-200);text-align:left}.product-specs h2{margin:0 0 var(--spacing-md)0;color:var(--color-black);font-size:20px;font-weight:700}.specs-table{border-collapse:collapse;width:100%}.specs-table caption.sr-only{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.specs-table tbody tr{border-bottom:1px solid var(--color-black-alpha-08)}.specs-table tbody tr:last-child{border-bottom:none}.specs-table th{text-align:left;color:var(--color-black-alpha-60);white-space:nowrap;vertical-align:top;width:40%;padding:12px 16px 12px 0;font-size:14px;font-weight:500}.specs-table td{color:var(--color-black);word-break:break-word;padding:12px 0;font-size:15px;font-weight:600}.product-use-cases{padding:var(--spacing-lg);border-radius:var(--radius-xl);border:1px solid var(--color-gray-200);text-align:left;background-color:#3366ff08}.product-use-cases h2{margin:0 0 var(--spacing-md)0;color:var(--color-black);font-size:20px;font-weight:700}.product-use-cases ul{gap:var(--spacing-sm);flex-direction:column;margin:0;padding:0;list-style:none;display:flex}.product-use-cases li{color:var(--color-black-alpha-80);padding-left:24px;font-size:15px;line-height:1.6;position:relative}.product-use-cases li:before{content:"-";color:var(--color-primary);font-weight:700;position:absolute;left:0}.product-meta-specs{padding:var(--spacing-md)0;text-align:left}.product-meta-specs h3{color:var(--color-black-alpha-70);margin:0 0 var(--spacing-md)0;font-size:16px;font-weight:600}.specs-definition-list{grid-template-columns:auto 1fr;gap:8px 20px;margin:0;display:grid}.specs-definition-list dt{color:var(--color-black-alpha-60);font-size:14px;font-weight:500}.specs-definition-list dd{color:var(--color-black);margin:0;font-size:14px;font-weight:600}.product-faq-section{margin-top:var(--spacing-3xl);padding-top:var(--spacing-2xl);border-top:1px solid var(--color-gray-200);text-align:left}.product-faq-section h2{margin:0 0 var(--spacing-xl)0;color:var(--color-black);font-size:28px;font-weight:700}.faq-list{gap:var(--spacing-md);flex-direction:column;margin:0;display:flex}.faq-item{background-color:var(--color-gray-50);border:1px solid var(--color-gray-200);border-radius:var(--radius-xl);padding:var(--spacing-lg);transition:border-color var(--transition-fast)}.faq-item:hover{border-color:#3366ff4d}.faq-question{margin:0}.faq-question h3{color:var(--color-black);margin:0;font-size:17px;font-weight:600;line-height:1.4}.faq-answer{margin:var(--spacing-md)0 0 0}.faq-answer p{color:var(--color-black-alpha-70);margin:0;font-size:15px;line-height:1.7}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.added-to-cart-message{background-color:var(--color-success);color:var(--color-white);padding:var(--spacing-md)var(--spacing-lg);border-radius:var(--radius-lg);box-shadow:var(--shadow-success);z-index:1000;animation:slideIn var(--transition-medium)ease;font-weight:600;position:fixed;top:100px;right:20px}.loading-container{background:0 0;flex-direction:column;justify-content:center;align-items:center;min-height:300px;display:flex}.error-container{text-align:center;padding:100px 20px}.error-container h2{margin-bottom:var(--spacing-md);font-size:32px}.error-container p{color:var(--color-gray-600);margin-bottom:var(--spacing-xl)}.back-button{padding:14px var(--spacing-xl);background-color:var(--color-primary);color:var(--color-white);border-radius:var(--radius-lg);transition:all var(--transition-fast);font-size:16px;font-weight:600;text-decoration:none;display:inline-block}.back-button:hover{box-shadow:var(--shadow-primary);transform:translateY(-2px)}.back-link{align-items:center;gap:var(--spacing-sm);color:var(--color-gray-600);transition:color var(--transition-fast);font-size:16px;text-decoration:none;display:inline-flex}.back-link:hover{color:var(--color-primary)}@media (max-width:1024px){.product-detail-grid{gap:var(--spacing-xl);grid-template-columns:1fr}.product-image-section{min-height:400px}.action-buttons{flex-direction:column}}@media (max-width:768px){.product-detail-container{padding:16px 5%}.breadcrumb-nav{padding:8px 5% 0}.breadcrumb-item{font-size:13px}.product-info-section h1{font-size:28px}.price{font-size:32px}.product-price-section{align-items:flex-start;gap:var(--spacing-md);flex-direction:column}.purchase-section{padding:20px}.quantity-selector{flex-direction:column;align-items:flex-start}.add-to-cart-button{padding:14px 20px;font-size:15px}.added-to-cart-message{text-align:center;top:80px;left:10px;right:10px}.product-faq-section h2{font-size:22px}.faq-item,.product-features,.product-specs,.product-use-cases{padding:var(--spacing-md)}.specs-table th,.specs-table td{padding:10px 12px 10px 0;font-size:13px}.specs-table th{width:45%}.specs-definition-list{grid-template-columns:1fr;gap:4px}.specs-definition-list dt{margin-top:8px}}