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0}.current-price{color:var(--primary-color);font-size:3rem;font-weight:700}.original-price{color:var(--text-secondary);font-size:1.5rem;text-decoration:line-through}.discount-text{background:linear-gradient(135deg,#10b981,#059669);border-radius:8px;color:#fff;font-size:.95rem;font-weight:600;padding:.5rem 1rem}.product-description{color:var(--text-secondary);font-size:1.125rem;line-height:1.8}.product-features{background:var(--bg-secondary);border-radius:12px;padding:1.5rem}.features-title{color:var(--text-primary);font-size:1.25rem;font-weight:600;margin-bottom:1rem}.features-list{display:flex;flex-direction:column;gap:.75rem;list-style:none}.features-list li{align-items:center;color:var(--text-secondary);display:flex;font-size:1rem;gap:.75rem}.features-list li:before{color:var(--secondary-color);content:"✓";font-size:1.25rem;font-weight:700}.product-stock{font-size:1.125rem;font-weight:600}.in-stock{color:var(--secondary-color)}.out-of-stock{color:#ef4444}.purchase-section{display:flex;flex-direction:column;gap:1.5rem;margin-top:1rem}.quantity-selector{align-items:center;display:flex;gap:1.5rem}.quantity-selector label{color:var(--text-primary);font-size:1.125rem;font-weight:600}.quantity-controls{align-items:center;background:var(--bg-secondary);border-radius:12px;box-shadow:var(--shadow-sm);display:flex;gap:1rem;padding:.75rem 1.25rem}.quantity-btn{align-items:center;background:var(--primary-color);border-radius:8px;color:#fff;display:flex;font-size:.875rem;height:36px;justify-content:center;transition:var(--transition);width:36px}.quantity-btn:hover:not(:disabled){background:var(--primary-dark);transform:scale(1.1)}.quantity-btn:disabled{background:#9ca3af;cursor:not-allowed}.quantity-value{min-width:40px;text-align:center}.add-to-cart-btn,.quantity-value{font-size:1.25rem;font-weight:700}.add-to-cart-btn{align-items:center;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:12px;box-shadow:0 8px 20px #667eea4d;color:#fff;display:flex;gap:1rem;justify-content:center;padding:1.25rem 2rem;transition:var(--transition)}.add-to-cart-btn:hover:not(:disabled){box-shadow:0 12px 28px #667eea66;transform:translateY(-4px)}.add-to-cart-btn:disabled{background:#9ca3af;box-shadow:none;cursor:not-allowed}@media (max-width:968px){.product-detail-grid{gap:2rem;grid-template-columns:1fr;padding:2rem}.product-title{font-size:2rem}.current-price{font-size:2.5rem}}@media (max-width:640px){.product-detail-grid{padding:1.5rem}.product-title{font-size:1.75rem}.current-price{font-size:2rem}.quantity-selector{align-items:flex-start;flex-direction:column}}.app{display:flex;flex-direction:column;min-height:100vh}.main-content{flex:1 1;min-height:calc(100vh - 80px);padding-top:80px}@media (max-width:768px){.main-content{padding-top:70px}}