/* ==========================================================================
   Hepravet Egypt — Products Page Styles
   ========================================================================== */

.products-layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: var(--space-xl);
    align-items: start;
}

.filter-sidebar {
    background-color: var(--color-surface);
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    position: sticky;
    top: calc(var(--header-height) + var(--space-md));
}

.filter-sidebar h3 {
    font-size: 1.05rem;
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--color-border);
}

.filter-group {
    margin-bottom: var(--space-lg);
}

.filter-group h4 {
    font-size: 0.95rem;
    margin-bottom: var(--space-sm);
    color: var(--color-text-muted);
}

.filter-options {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.filter-options label {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    cursor: pointer;
    font-size: 0.95rem;
    color: var(--color-text);
    padding: 0.3rem 0;
}

.filter-options label:hover {
    color: var(--color-primary);
}

.filter-search {
    width: 100%;
    padding: 0.6rem 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    background: var(--color-bg);
    transition: border 0.2s;
}

.filter-search:focus {
    outline: none;
    border-color: var(--color-primary);
}

.btn-apply-filters {
    margin-top: var(--space-sm);
}

.btn-reset-filters {
    margin-top: var(--space-xs);
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.btn-reset-filters:hover {
    color: var(--color-danger);
}

.toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.toolbar .results-count {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

.sort-label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.toolbar select {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background-color: var(--color-surface);
    font-size: 0.9rem;
    cursor: pointer;
}

/* Loading state */
.product-grid.loading {
    opacity: 0.4;
    pointer-events: none;
    position: relative;
    min-height: 200px;
}

.product-grid.loading::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 36px;
    height: 36px;
    margin: -18px 0 0 -18px;
    border: 3px solid var(--color-border);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* -----------------------------
   Responsive
   ----------------------------- */
@media (max-width: 992px) {
    .products-layout {
        grid-template-columns: 1fr;
    }

    .filter-sidebar {
        position: static;
    }
}

@media (max-width: 480px) {
    .toolbar {
        flex-direction: column;
        align-items: stretch;
    }
    .toolbar select {
        width: 100%;
    }
}