/* =============================================================================
   catalog.css — Product catalog + filtering (Phase 4)
   =============================================================================
   Loaded only on products/pistol.php, rifle.php, shotgun.php via
   $extraStyles. The filter sidebar is a Bootstrap .offcanvas.offcanvas-lg:
   a slide-in drawer below the lg breakpoint, a normal inline column at lg
   and up — no separate mobile/desktop markup needed.
   ============================================================================= */

.catalog-breadcrumb {
    padding-top: 2rem;
    font-size: 0.85rem;
    color: var(--ols-muted);
}

.catalog-breadcrumb a {
    color: var(--ols-muted);
}

.catalog-breadcrumb a:hover {
    color: var(--ols-brass-light);
}

.catalog-breadcrumb span[aria-hidden] {
    margin: 0 0.4rem;
}

.catalog-title {
    margin-top: 0.5rem;
    margin-bottom: 0.25rem;
}

.catalog-subtitle {
    color: var(--ols-muted);
    margin-bottom: 0;
    max-width: 720px;
}

.catalog-layout {
    padding: 2rem 0 4rem;
}

@media (min-width: 992px) {
    .catalog-layout {
        display: grid;
        grid-template-columns: 260px 1fr;
        gap: 2.5rem;
        align-items: start;
    }
}

/* -----------------------------------------------------------------------
   Filters
   ----------------------------------------------------------------------- */
.catalog-filters {
    background-color: var(--ols-charcoal);
    width: 300px;
}

@media (min-width: 992px) {
    .catalog-filters {
        width: auto;
        border: 1px solid var(--ols-steel);
        border-radius: 10px;
        padding: 1.5rem;
        position: sticky;
        top: calc(var(--ols-nav-height) + 1.5rem);
    }

    .catalog-filters .offcanvas-header {
        display: none;
    }
}

.filter-group {
    border: none;
    padding: 0;
    margin: 0 0 1.75rem;
}

.filter-group:last-of-type {
    margin-bottom: 1.5rem;
}

.filter-group legend {
    font-family: var(--ols-font-heading);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.82rem;
    color: var(--ols-brass-light);
    margin-bottom: 0.75rem;
    padding: 0;
    float: none;
    width: auto;
}

.filter-group .form-check {
    margin-bottom: 0.5rem;
}

.filter-group .form-check-label {
    color: var(--ols-off-white);
    font-size: 0.92rem;
}

/* -----------------------------------------------------------------------
   Toolbar
   ----------------------------------------------------------------------- */
.catalog-toolbar {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.catalog-results-count {
    color: var(--ols-muted);
    margin: 0;
    flex: 1 1 auto;
}

.catalog-sort {
    max-width: 220px;
}

/* -----------------------------------------------------------------------
   Product grid + cards
   ----------------------------------------------------------------------- */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.5rem;
}

.product-card {
    background-color: var(--ols-charcoal);
    border: 1px solid var(--ols-steel);
    border-radius: 10px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    transition: border-color 0.2s ease, transform 0.2s ease;
}

.product-card:hover {
    border-color: var(--ols-brass);
    transform: translateY(-3px);
}

.product-card:has(.stock-out_of_stock) {
    opacity: 0.7;
}

.product-image {
    height: 160px;
    border-radius: 8px;
    background-color: var(--ols-gunmetal);
    border: 1px solid var(--ols-steel);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-bottom: 1.25rem;
    color: var(--ols-brass);
    font-size: 3rem;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-card-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.product-caliber {
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-size: 0.75rem;
    color: var(--ols-brass-light);
    font-weight: 600;
}

.stock-badge {
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 0.2rem 0.55rem;
    border-radius: 20px;
    font-weight: 600;
    white-space: nowrap;
}

.stock-in_stock {
    background: rgba(111, 191, 115, 0.15);
    color: #6fbf73;
}

.stock-low_stock {
    background: rgba(216, 180, 106, 0.18);
    color: var(--ols-brass-light);
}

.stock-out_of_stock {
    background: rgba(226, 92, 92, 0.15);
    color: #e25c5c;
}

.product-name {
    font-size: 1.05rem;
    margin-bottom: 0.5rem;
}

.product-desc {
    color: var(--ols-muted);
    font-size: 0.88rem;
    margin-bottom: 1rem;
    flex-grow: 1;
}

.product-specs {
    list-style: none;
    padding: 0;
    margin: 0 0 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    font-size: 0.82rem;
    color: var(--ols-off-white);
}

.product-specs i {
    color: var(--ols-brass);
    width: 1.1rem;
    display: inline-block;
}

.product-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 0.5rem;
    border-top: 1px solid var(--ols-steel);
    padding-top: 1rem;
}

.product-price {
    font-family: var(--ols-font-heading);
    font-size: 1.3rem;
    color: var(--ols-brass-light);
    font-weight: 600;
}

.product-sku {
    font-size: 0.7rem;
    color: var(--ols-muted);
}

.add-to-cart-row {
    display: flex;
    gap: 0.5rem;
}

.add-to-cart-qty {
    width: 4.5rem;
    flex: 0 0 auto;
}

.add-to-cart-btn {
    flex: 1 1 auto;
    white-space: nowrap;
}

/* -----------------------------------------------------------------------
   Empty state
   ----------------------------------------------------------------------- */
.catalog-empty {
    text-align: center;
    padding: 4rem 1rem;
    color: var(--ols-muted);
    grid-column: 1 / -1;
}

.catalog-empty i {
    font-size: 2.5rem;
    color: var(--ols-steel);
    margin-bottom: 1rem;
    display: block;
}