/* 필터 UI 스타일링 - 필드 선택 및 연산자 버튼 */

/* 필드 선택 컨테이너 스타일 */
.field-selection-container .column {
    display: inline-block;
    margin: 2px;
    padding: 4px 8px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 11px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.3);
    color: rgba(255, 255, 255, 0.8);
}

.field-selection-container .column:hover {
    background: rgba(51, 153, 204, 0.3);
    color: rgba(255, 255, 255, 1);
    border-color: rgba(51, 153, 204, 0.5);
    transform: translateY(-1px);
}

.field-selection-container .column.selected,
.field-selection-container .column.primary {
    background: rgba(51, 153, 204, 0.7);
    color: white;
    border-color: rgba(51, 153, 204, 0.8);
    font-weight: 500;
    box-shadow: 0 2px 4px rgba(51, 153, 204, 0.2);
}

.field-selection-container .column.selected:hover {
    background: rgba(51, 153, 204, 0.9);
    transform: translateY(0px);
}

/* 연산자 선택 컨테이너 스타일 */
.operator-selection-container .operator-btn {
    transition: all 0.2s ease;
    border: 1px solid transparent;
    font-family: 'JetBrains Mono', monospace;
    font-weight: 400;
}

.operator-selection-container .operator-btn:hover {
    border-color: rgba(51, 153, 204, 0.4);
    background: rgba(51, 153, 204, 0.1);
    transform: translateY(-1px);
}

.operator-selection-container .operator-btn.primary {
    background: rgba(51, 153, 204, 0.8) !important;
    color: white !important;
    border-color: rgba(51, 153, 204, 1) !important;
    font-weight: 500;
    box-shadow: 0 2px 4px rgba(51, 153, 204, 0.3);
}

.operator-selection-container .operator-btn.primary:hover {
    background: rgba(51, 153, 204, 0.9) !important;
    transform: translateY(0px);
}

/* 필터 목록 컨테이너 스타일 */
.filter-list-container {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.filter-list-container .filter-expression-item {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.2s ease;
    margin-bottom: 4px !important;
}

.filter-list-container .filter-expression-item:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(51, 153, 204, 0.3);
    transform: translateX(2px);
}

.filter-list-container .filter-expression-item button {
    font-weight: bold;
    font-size: 14px;
    line-height: 1;
    min-width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.filter-list-container .filter-expression-item button:hover {
    background: #ef4444 !important;
    color: white !important;
    transform: scale(1.1);
}