/* 정렬 가능한 테이블 헤더 */
.sortable {
    cursor: pointer;
    user-select: none;
    position: relative;
    transition: background-color 0.2s;
}

.sortable:hover {
    /* Background handled in admin.css for consistency */
}

.sort-icon {
    font-size: 0.8em;
    color: #9ca3af;
    margin-left: 4px;
}

.sortable.sort-asc .sort-icon::before {
    content: '↑';
    color: #667eea;
    font-weight: bold;
}

.sortable.sort-desc .sort-icon::before {
    content: '↓';
    color: #667eea;
    font-weight: bold;
}

.sortable.sort-asc .sort-icon,
.sortable.sort-desc .sort-icon {
    display: none;
}