/* Cascade Filter Styles */
.cascade-filter-wrapper {
    margin-bottom: 40px;
    padding: 20px;
    background: #f9f9f9;
    border-radius: 8px;
}

.filter-group {
    margin-bottom: 20px;
}

.filter-group:last-child {
    margin-bottom: 0;
}

.filter-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 12px;
    color: #333;
}

.filter-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.filter-btn {
    padding: 10px 20px;
    background: #fff;
    border: 2px solid #ddd;
    border-radius: 5px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    color: #555;
    transition: all 0.3s ease;
}

.filter-btn:hover {
    background: #f0f0f0;
    border-color: #ccc;
}

.filter-btn.active {
    background: #0073aa;
    border-color: #0073aa;
    color: #fff;
}

.filter-btn.active:hover {
    background: #005a87;
    border-color: #005a87;
}

.filter-loading {
    text-align: center;
    padding: 15px;
    background: #fff;
    border-radius: 5px;
    margin-top: 15px;
}

.filter-loading span {
    display: inline-block;
    color: #666;
    font-size: 14px;
}

.no-results-message {
    text-align: center;
    padding: 40px 20px;
    background: #f9f9f9;
    border-radius: 8px;
    margin-top: 20px;
}

.no-results-message p {
    font-size: 16px;
    color: #666;
    margin: 0;
}

/* Responsive */
@media (max-width: 768px) {
    .filter-buttons {
        gap: 8px;
    }
    
    .filter-btn {
        padding: 8px 16px;
        font-size: 13px;
    }
}