icon-btn { position: relative; } /* déjà le cas, mais on s'en assure */

.icon-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    min-width: 17px;
    height: 17px;
    padding: 0 4px;
    border-radius: 99px;
    background: var(--danger);
    color: #fff;
    font-family: var(--mono);
    font-size: 10px;
    font-weight: 700;
    line-height: 17px;
    text-align: center;
    border: 1.5px solid var(--surface);
}