.filter-item {
    background: var(--bs-secondary-bg);
    border-radius: 0.75rem;
    padding: 8px 20px;
    margin-bottom: 4px;
    cursor: default;
    width: 100%;
    box-sizing: border-box;
}

.sidebar-mobile-label {
    display: none;
}

@media (max-width: 767.98px) {
    .sidebar-mobile-label {
        display: flex;
        align-items: center;
        gap: 8px;
        background: var(--bs-secondary-bg);
        border-radius: 0.75rem;
        padding: 8px 20px;
        font-weight: 500;
        width: 100%;
        cursor: pointer;
        user-select: none;
    }

    .sidebar-mobile-label .filter-chevron {
        display: block;
        margin-left: auto;
    }

    .sidebar-mobile-label.expanded .filter-chevron {
        transform: rotate(180deg);
    }

    #activity-filters {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.35s ease;
        margin-top: 0;
    }

    #activity-filters.expanded {
        max-height: 2000px;
        margin-top: 4px;
    }
}

.filter-parent {
    padding: 0;
    cursor: pointer;
    user-select: none;
}

.filter-item-header {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 20px;
}

.filter-item-header span {
    flex: 1;
}

.filter-chevron {
    font-size: 0.75rem;
    opacity: 0.5;
    transition: transform 0.25s ease;
}

.filter-parent.expanded .filter-chevron {
    transform: rotate(180deg);
}

.subcategories {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
}

.filter-parent.expanded .subcategories {
    max-height: 600px;
}

.filter-child {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px 5px 20px;
    border-radius: 0.5rem;
    margin: 2px 8px;
    cursor: default;
    color: var(--bs-secondary-color);
    font-size: 0.85rem;
}

.filter-child:hover {
    background: var(--bs-tertiary-bg);
}

.homepage-listings {
    margin-top: 10px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.activity-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: 0.75rem;
    border: 1px solid var(--bs-border-color);
}

.activity-card-image {
    width: 52px;
    height: 52px;
    border-radius: 0.5rem;
    flex-shrink: 0;
    background: var(--bs-secondary-bg);
    overflow: hidden;
}

.activity-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.activity-card-title {
    font-weight: 500;
}

.activity-card-meta {
    color: var(--bs-secondary-color);
    margin-top: 2px;
}