/* Stili comuni per container filtri */
#filters-container .card {
    border-radius: 1.2rem !important;
    box-shadow: 0 2px 10px rgba(0,0,0,0.10) !important;
    background: #f8f9fa !important;
    padding: 2rem 1.5rem !important;
    border: none !important;
}

#filters-container .form-control {
    border-radius: 0.8rem;
    font-size: 1.08rem;
    padding: 0.7rem 1rem;
}

#filters-container .form-select {
    border-radius: 0.8rem;
    font-size: 1.08rem;
    padding: 0.7rem 1rem;
}

#filters-container .btn-primary {
    border-radius: 1.2rem;
    font-weight: 500;
    padding: 0.6rem 0;
    box-shadow: 0 2px 8px rgba(0,0,0,0.07);
}

/* Toggle filtri responsive */
@media (max-width: 767px) {
    #toggle-filters {
        display: inline-block !important;
    }
    #filters-container {
        margin-right: 0;
        margin-bottom: 1.5rem;
    }
}

@media (min-width: 768px) {
    #toggle-filters {
        display: none !important;
    }
}

/* Stili per le checkbox delle categorie */
#category-tree .form-check {
    padding-left: 0rem !important;
    margin-bottom: 0.2rem;
    min-height: 1.8rem;
}

#category-tree ul {
    margin-bottom: 0.2rem;
}

#category-tree ul ul {
    margin-left: 1.3rem;
    padding-left: 1.1rem;
    border-left: none !important;
}

#category-tree ul {
    border-left: none !important;
}

#category-tree li.category-li {
    position: relative;
    margin-bottom: 0.1rem;
}

#category-tree li.category-li::before {
    display: none !important;
}

#category-tree ul:not(.show) {
    display: none;
}

#category-tree ul.show {
    display: block;
}

.category-collapse-btn,
.category-empty-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.5rem;
    width: 1.5rem;
    height: 1.5rem;
    margin-right: 0.1rem;
}

.category-collapse-btn i {
    font-size: 1.1rem;
    vertical-align: middle;
    transition: transform 0.2s;
}