/* Container */
.taxonomy-filter-widget {
    --filter-spacing: 10px;
    --filter-padding: 8px 16px;
    --filter-radius: 4px;
    --filter-border-color: #ddd;
    --filter-bg: #fff;
    --filter-color: #333;
    --filter-active-bg: #2271b1;
    --filter-active-color: #fff;
    --filter-hover-bg: #f5f5f5;
    --filter-transition: all 0.3s ease;
    
    margin-bottom: 20px;
}

/* Buttons Layout */
.taxonomy-filter-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--filter-spacing);
}

/* Filter Items (Buttons) */
.filter-item {
    padding: var(--filter-padding);
    background: var(--filter-bg);
    color: var(--filter-color);
    border: 1px solid var(--filter-border-color);
    border-radius: var(--filter-radius);
    cursor: pointer;
    transition: var(--filter-transition);
    font-size: 14px;
    line-height: 1.4;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 36px;
}

.filter-item:hover {
    background: var(--filter-hover-bg);
    border-color: #bbb;
}

.filter-item.active {
    background: var(--filter-active-bg);
    color: var(--filter-active-color);
    border-color: var(--filter-active-bg);
}

/* Counter Badge */
.filter-item .counter {
    margin-left: 6px;
    font-size: 0.85em;
    opacity: 0.8;
}

/* Select Dropdown */
.taxonomy-filter-select {
    width: 100%;
    padding: var(--filter-padding);
    border: 1px solid var(--filter-border-color);
    border-radius: var(--filter-radius);
    background: var(--filter-bg);
    color: var(--filter-color);
    font-size: 14px;
    line-height: 1.4;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

.taxonomy-filter-select:hover {
    border-color: #bbb;
}

.taxonomy-filter-select:focus {
    outline: none;
    border-color: var(--filter-active-bg);
    box-shadow: 0 0 0 1px var(--filter-active-bg);
}

/* Radio Buttons Style */
.taxonomy-filter-radio {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.radio-item {
    display: flex;
    align-items: center;
    cursor: pointer;
}

.radio-item input[type="radio"] {
    margin-right: 8px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .taxonomy-filter-buttons {
        gap: 8px;
    }

    .filter-item {
        padding: 6px 12px;
        font-size: 13px;
    }
}

/* Animation for active state */
.filter-item {
    position: relative;
    overflow: hidden;
}

.filter-item::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 120%;
    height: 120%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%) scale(0);
    border-radius: 50%;
    opacity: 0;
    pointer-events: none;
    transition: transform 0.4s ease, opacity 0.3s ease;
}

.filter-item:active::after {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
    transition: 0s;
}

/* Loading State */
.taxonomy-filter-widget.loading {
    opacity: 0.6;
    pointer-events: none;
}

/* Disabled State */
.filter-item:disabled,
.filter-item.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* Empty State */
.taxonomy-filter-widget.empty {
    display: none;
}

/* Counter Animation */
@keyframes countUpdate {
    0% { transform: scale(1); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

.counter.updated {
    animation: countUpdate 0.3s ease;
}

/* Checkbox Style (for multiple selection mode) */
.taxonomy-filter-checkbox {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.checkbox-item {
    display: flex;
    align-items: center;
    padding: 6px 12px;
    background: var(--filter-bg);
    border: 1px solid var(--filter-border-color);
    border-radius: var(--filter-radius);
    cursor: pointer;
    transition: var(--filter-transition);
}

.checkbox-item:hover {
    background: var(--filter-hover-bg);
}

.checkbox-item input[type="checkbox"] {
    margin-right: 8px;
}

/* Tooltip */
.filter-item[data-tooltip] {
    position: relative;
}

.filter-item[data-tooltip]::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding: 4px 8px;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    font-size: 12px;
    border-radius: 4px;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: var(--filter-transition);
}

.filter-item[data-tooltip]:hover::before {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(-4px);
}