/* Minimal defaults; override in your theme as needed */
.elk-stage { width: 100%; height: 420px; }
.elk-stage svg { width: 100%; height: 100%; display: block; }

.elk-node { fill: none; stroke: #444; stroke-width: 2; }
.elk-edge { stroke: #444; stroke-width: 1.25; fill: none; }
.elk-label { font: 14px/1.2 system-ui, -apple-system, Segoe UI, Roboto, sans-serif; }

.elk-group:hover .elk-node { stroke-width: 1.5; }