.shop-toolbar { display: grid; gap: 1.5rem; align-items: end; margin-bottom: 1.5rem; }
.search-wrap { width: 100%; }
.filter-row { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 2rem; }
.chip { min-height: 44px; border: 1px solid hsl(var(--border)); border-radius: 999px; padding: 0.5rem 1rem; background: hsl(var(--card)); color: hsl(var(--foreground)); cursor: pointer; font-weight: 500; }
.chip.is-active { background: hsl(var(--primary)); color: hsl(var(--primary-foreground)); border-color: hsl(var(--primary)); }
.product-grid { display: grid; grid-template-columns: 1fr; gap: 1rem; }
.product-card { background: hsl(var(--card)); border: 1px solid hsl(var(--border)); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); transition: transform var(--transition), box-shadow var(--transition); }
.product-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.product-image { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; background: hsl(var(--muted)); }
.product-body { display: grid; gap: 1rem; padding: 1rem; }
.product-meta { display: grid; gap: 0.25rem; }
.product-meta p { color: hsl(var(--muted-foreground)); }
.product-actions { display: grid; gap: 0.5rem; }
.price { font-weight: 600; }
.empty-state { padding: 2rem; border: 1px solid hsl(var(--border)); border-radius: var(--radius); background: hsl(var(--card)); display: grid; gap: 1rem; }
.product-detail { display: grid; gap: 2rem; }
.product-detail-image { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; border-radius: calc(var(--radius) + 4px); background: hsl(var(--muted)); box-shadow: var(--shadow-sm); }
.product-info { display: grid; gap: 1.5rem; align-content: start; }
.product-info .description { color: hsl(var(--muted-foreground)); font-size: 1.125rem; line-height: 1.75rem; }
.qty-row { display: flex; gap: 1rem; align-items: end; }
.qty-row label { max-width: 8rem; }
.cart-layout, .checkout-layout { display: grid; gap: 1.5rem; align-items: start; }
.cart-list { display: grid; gap: 1rem; }
.cart-item { display: grid; grid-template-columns: 5rem 1fr; gap: 1rem; padding: 1rem; border: 1px solid hsl(var(--border)); border-radius: var(--radius); background: hsl(var(--card)); box-shadow: var(--shadow-sm); }
.cart-item img { width: 5rem; height: 6rem; object-fit: cover; border-radius: calc(var(--radius) - 2px); background: hsl(var(--muted)); }
.cart-item-body { display: grid; gap: 0.75rem; }
.cart-controls { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; }
.cart-controls input { width: 6rem; }
.summary-card, .form-card { display: grid; gap: 1rem; padding: 1rem; border: 1px solid hsl(var(--border)); border-radius: var(--radius); background: hsl(var(--card)); box-shadow: var(--shadow-sm); }
.summary-row { display: flex; justify-content: space-between; gap: 1rem; padding-top: 1rem; border-top: 1px solid hsl(var(--border)); }
.form-grid { display: grid; gap: 1rem; }
.fine-print { color: hsl(var(--muted-foreground)); font-size: 0.875rem; }
.checkout-line { display: flex; justify-content: space-between; gap: 1rem; padding-block: 0.5rem; border-bottom: 1px solid hsl(var(--border)); color: hsl(var(--muted-foreground)); }
@media (min-width: 640px) { .product-grid { grid-template-columns: repeat(2, 1fr); } .product-actions { grid-template-columns: 1fr 1fr; } .form-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 900px) { .shop-toolbar { grid-template-columns: 1fr 24rem; } .product-grid { grid-template-columns: repeat(3, 1fr); } .product-detail { grid-template-columns: 1fr 0.85fr; } .cart-layout, .checkout-layout { grid-template-columns: 1fr 24rem; } .summary-card { position: sticky; top: 6rem; } }
@media (min-width: 1200px) { .product-grid { grid-template-columns: repeat(4, 1fr); } }