/* Direct Manipulation Overlay Styles */
.dm-overlay {
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.15s ease-out;
}

.dm-overlay.dm-visible {
    opacity: 1;
}

.dm-overlay rect,
.dm-overlay circle {
    transition: fill 0.1s, stroke 0.1s;
}