/* pathfind demo */

/* ── Pathfinding (A* maze) ───────────────────────── */

.pf-legend {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.3rem 0.9rem;
    margin-top: 0.6rem;
    font-size: 0.78rem;
    color: #8b949e;
}

.pf-legend .sw {
    display: inline-block;
    width: 12px;
    height: 12px;
    margin-right: 4px;
    border-radius: 2px;
    vertical-align: -1px;
}
.sw.start { background: #3fb950; }
.sw.target { background: #f85149; }
.sw.frontier { background: #1f6feb; }
.sw.visited { background: #5a3a1e; }
.sw.path { background: #f0883e; }