/* pages/catalog/css/products-grid.css */

/* ========== СТИЛИ СЕТКИ ТОВАРОВ ========== */

/* Основная сетка товаров */
.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

/* Варианты сетки */
.products-grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.products-grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.products-grid-1 {
    grid-template-columns: 1fr;
}

.products-grid-list {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
}

/* Адаптивная сетка */
.products-grid-auto {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

/* Контейнер сетки */
.products-grid-container {
    position: relative;
    min-height: 200px;
}

/* Состояния сетки */
.products-grid.loading {
    opacity: 0.5;
    pointer-events: none;
}

.products-grid.empty {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 300px;
    background: var(--color-white);
    border-radius: var(--border-radius-form);
    border: 1px solid var(--color-grey-light);
}

/* Анимация появления товаров */
.products-grid .product-card {
    animation: fadeInUp 0.3s ease-out;
    animation-fill-mode: both;
}

.products-grid .product-card:nth-child(1) { animation-delay: 0.05s; }
.products-grid .product-card:nth-child(2) { animation-delay: 0.1s; }
.products-grid .product-card:nth-child(3) { animation-delay: 0.15s; }
.products-grid .product-card:nth-child(4) { animation-delay: 0.2s; }
.products-grid .product-card:nth-child(5) { animation-delay: 0.25s; }
.products-grid .product-card:nth-child(6) { animation-delay: 0.3s; }
.products-grid .product-card:nth-child(7) { animation-delay: 0.35s; }
.products-grid .product-card:nth-child(8) { animation-delay: 0.4s; }
.products-grid .product-card:nth-child(9) { animation-delay: 0.45s; }
.products-grid .product-card:nth-child(10) { animation-delay: 0.5s; }
.products-grid .product-card:nth-child(11) { animation-delay: 0.55s; }
.products-grid .product-card:nth-child(12) { animation-delay: 0.6s; }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Сетка с masonry эффектом */
.products-grid-masonry {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    grid-auto-rows: 10px;
    gap: var(--spacing-md);
}

.products-grid-masonry .product-card {
    grid-row-end: span 40;
}

/* Сетка с равной высотой */
.products-grid-equal-height {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    grid-auto-rows: 1fr;
    gap: var(--spacing-md);
}

.products-grid-equal-height .product-card {
    height: 100%;
    display: flex;
    flex-direction: column;
}

/* Сетка с featured товарами */
.products-grid-featured {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    grid-template-rows: auto auto;
    gap: var(--spacing-md);
}

.products-grid-featured .product-card:first-child {
    grid-row: span 2;
    grid-column: 1;
}

/* Сетка с горизонтальными карточками */
.products-grid-horizontal {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
}

.products-grid-horizontal .product-card {
    flex-direction: row;
    min-height: 150px;
}

.products-grid-horizontal .product-image-slider {
    width: 150px;
    height: 150px;
    flex-shrink: 0;
}

.products-grid-horizontal .product-main-content {
    flex-direction: row;
    flex: 1;
}

/* Сетка для сравнения товаров */
.products-grid-compare {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    align-items: start;
}

.products-grid-compare .product-card {
    border: 2px solid transparent;
    transition: all var(--transition-base);
}

.products-grid-compare .product-card.selected {
    border-color: var(--color-yellow);
    box-shadow: 0 0 0 2px var(--color-yellow);
}

/* Сетка с фильтрами */
.products-grid-with-filters {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    transition: all var(--transition-base);
}

/* Адаптивность сетки */
@media (max-width: 1400px) {
    .products-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: var(--spacing-md);
    }
    
    .products-grid-with-filters {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 1200px) {
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-md);
    }
    
    .products-grid-with-filters {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .products-grid-featured {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: auto;
    }
    
    .products-grid-featured .product-card:first-child {
        grid-row: auto;
        grid-column: span 2;
    }
}

@media (max-width: 992px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }
    
    .products-grid-with-filters {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .products-grid-featured {
        grid-template-columns: 1fr;
    }
    
    .products-grid-featured .product-card:first-child {
        grid-column: 1;
    }
    
    .products-grid-horizontal .product-card {
        flex-direction: column;
        min-height: auto;
    }
    
    .products-grid-horizontal .product-image-slider {
        width: 100%;
        height: 180px;
    }
    
    .products-grid-horizontal .product-main-content {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
        margin-bottom: var(--spacing-lg);
    }
    
    .products-grid-with-filters {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }
    
    .products-grid-auto {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: var(--spacing-sm);
    }
    
    .products-grid-masonry {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: var(--spacing-sm);
    }
    
    .products-grid-compare {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: var(--spacing-sm);
    }
}

@media (max-width: 576px) {
    .products-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .products-grid-with-filters {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .products-grid-2 {
        grid-template-columns: 1fr;
    }
    
    .products-grid-auto {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .products-grid-masonry {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .products-grid-compare {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .products-grid-featured {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
}

/* Эффекты hover для сетки */
.products-grid .product-card:hover {
    z-index: 10;
}

/* Пустая сетка */
.products-grid-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl) var(--spacing-md);
    text-align: center;
    background: var(--color-white);
    border-radius: var(--border-radius-form);
    border: 1px dashed var(--color-grey);
    grid-column: 1 / -1;
    min-height: 300px;
}

.products-grid-empty-icon {
    font-size: 48px;
    color: var(--color-grey);
    margin-bottom: var(--spacing-lg);
}

.products-grid-empty h3 {
    font-size: var(--font-size-h3);
    font-weight: var(--font-weight-bold);
    color: var(--color-black);
    margin-bottom: var(--spacing-md);
    font-family: var(--font-family-primary);
}

.products-grid-empty p {
    font-size: var(--font-size-p);
    color: var(--color-grey);
    margin-bottom: var(--spacing-xl);
    max-width: 400px;
    line-height: var(--line-height-normal);
    font-family: var(--font-family-primary);
}

/* Загрузка сетки */
.products-grid-loading {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 300px;
    grid-column: 1 / -1;
}

.products-grid-loading .spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #3498db;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}