/* ═══════ 3D Floor Grid Panel ═══════ */
#floorGrid3DGroup .group-header {
    font-weight: 700;
    letter-spacing: 0.3px;
}
#floorGrid3DGroup .group-content {
    background: rgba(6, 182, 212, 0.03);
    border-bottom: 1px solid rgba(6, 182, 212, 0.15);
}
#floorGrid3DGroup input[type="range"] {
    accent-color: #06b6d4;
}
#floorGrid3DGroup input[type="checkbox"] {
    accent-color: #06b6d4;
}