/* Collection and product layouts */
.collections-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
}

.collection-card {
    padding: 24px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-light);
    min-height: 220px;
    display: grid;
    align-content: space-between;
}

.collection-card span {
    color: var(--muted);
    font-size: 0.85rem;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.collection-card h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
}

/* Products page */
.products-layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 30px;
}

.filters {
    position: sticky;
    top: 110px;
    align-self: start;
    padding: 20px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    box-shadow: var(--shadow-light);
}

.filters h4 {
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.85rem;
    margin-bottom: 12px;
}

.filter-block {
    margin-bottom: 20px;
}

.range-value {
    font-weight: 600;
    color: var(--accent);
    margin-top: 8px;
}

.sort-select {
    padding: 10px 12px;
    width: 100%;
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.pagination {
    display: flex;
    gap: 8px;
    justify-content: center;
    margin-top: 40px;
}

.pagination button {
    border: 1px solid var(--border);
    background: #fff;
    padding: 8px 14px;
    cursor: pointer;
}

.pagination button.active {
    background: var(--accent);
    color: #fff;
}

/* Product detail */
.product-detail {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
}

.gallery {
    display: grid;
    gap: 14px;
}

.gallery-main {
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
}

.gallery-thumbs {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}

.gallery-thumbs button {
    border: 1px solid transparent;
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
    padding: 0;
}

.gallery-thumbs button.active {
    border-color: var(--accent);
}

.detail-info h1 {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    margin-bottom: 10px;
}

.detail-price {
    font-size: 1.4rem;
    color: var(--accent);
    margin-bottom: 20px;
}

.option-row {
    margin-bottom: 16px;
}

.option-row label {
    display: block;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.8rem;
    margin-bottom: 6px;
}

.option-row select,
.option-row input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.detail-actions {
    display: grid;
    gap: 12px;
    margin-top: 20px;
}

.detail-panels {
    margin-top: 40px;
    display: grid;
    gap: 18px;
}

.panel {
    padding: 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: #fff;
}

/* Cart */
.cart-layout {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 30px;
}

.cart-item {
    display: grid;
    grid-template-columns: 120px 1fr auto;
    gap: 16px;
    align-items: center;
    padding: 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: #fff;
}

.cart-item img {
    height: 140px;
    object-fit: cover;
    border-radius: var(--radius);
}

.qty-controls {
    display: inline-flex;
    gap: 6px;
    align-items: center;
}

.qty-controls button {
    width: 28px;
    height: 28px;
    border: 1px solid var(--border);
    background: #fff;
    cursor: pointer;
}

.cart-summary {
    padding: 24px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: #fff;
    height: fit-content;
}

.cart-summary .row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 12px;
}

/* Checkout */
.checkout-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 30px;
}

.order-summary {
    padding: 24px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: #fff;
}

@media (max-width: 1000px) {
    .products-layout,
    .product-detail,
    .cart-layout,
    .checkout-grid {
        grid-template-columns: 1fr;
    }

    .filters {
        position: static;
    }
}

@media (max-width: 800px) {
    .collections-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 600px) {
    .collections-grid {
        grid-template-columns: 1fr;
    }

    .cart-item {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .cart-item img {
        margin: 0 auto;
    }
}