/* Cluster Marker */
.cluster {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--color-primary);
    color: white;
    border-radius: 50%;
    font-weight: 600;
    border: 2px solid white;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    cursor: pointer;
    transition: transform 0.2s;
}

.cluster:hover {
    transform: scale(1.1);
    background: var(--color-primary-hover);
}