#cpl-mention-popup {
    border: 1px solid #d1d1d1;
    background-color: #ffffff;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    z-index: 10000;
}

#cpl-mention-popup .mention-item {
    transition: background 0.2s ease;
    font-size: 14px;
    color: #333;
}

#cpl-mention-popup .mention-item:hover {
    background-color: #0073aa;
    color: #ffffff;
}