.listing-filter-container {
    display: flex;
    gap: 30px;
    align-items: flex-start;
}

.listing-filter-sidebar {
    flex: 0 0 300px;
    min-width: 250px;
}

.listing-filter-results {
    flex: 1;
    min-width: 0;
}

.listing-categories-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.listing-categories-list ul {
    list-style: none;
    padding-left: 20px;
    display: none;
    /* Hidden by default */
}

.listing-cat-item {
    margin-bottom: 5px;
}

.listing-cat-header {
    display: flex;
    align-items: center;
}

.listing-cat-toggle {
    cursor: pointer;
    margin-left: 5px;
    width: 20px;
    height: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

.listing-cat-toggle::after {
    content: '+';
}

.listing-cat-toggle.open::after {
    content: '-';
}

#listing-results {
    min-height: 100px;
}

#listing-results .et_pb_portfolio_grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

#listing-results .et_pb_portfolio_item {
    width: 100%;
    margin: 0;
}

#listing-results .et_pb_portfolio_item img {
    width: 100%;
    height: auto;
    display: block;
}

#listing-results.loading {
    opacity: 0.5;
    pointer-events: none;
}