.sim-3d-overlay {
    position: absolute;
    z-index: 12;
    pointer-events: none;
    color: rgba(255, 255, 255, 0.92);
    font-size: 12px;
    line-height: 1.45;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.8);
}

.sim-3d-axis-legend {
    top: 18px;
    left: 74px;
    display: flex;
    flex-wrap: wrap;
    gap: 6px 12px;
    max-width: min(430px, calc(100% - 96px));
    padding: 7px 10px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 10px;
    background: rgba(9, 23, 32, 0.58);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.sim-3d-axis-key {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    white-space: nowrap;
}

.sim-3d-axis-swatch {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.3);
}

.sim-3d-axis-swatch-x { background: #ff5f5f; }
.sim-3d-axis-swatch-y { background: #68dc8b; }
.sim-3d-axis-swatch-z { background: #63a9ff; }

.sim-3d-scale-legend {
    left: 18px;
    bottom: 18px;
    max-width: min(340px, calc(100% - 36px));
    padding: 7px 10px;
    border-radius: 9px;
    background: rgba(9, 23, 32, 0.62);
    text-align: left;
}

.sim-3d-scale-legend strong {
    color: #dbeafe;
}

.sim-3d-loading {
    position: absolute;
    inset: 0;
    z-index: 30;
    display: grid;
    place-items: center;
    padding: 24px;
    background: #0b1922;
    color: #f8fafc;
    text-align: center;
}

.sim-3d-loading[hidden] {
    display: none;
}

.sim-3d-view-active {
    border-color: var(--sim-brand-primary) !important;
    background: var(--sim-brand-primary) !important;
    color: #fff !important;
}

#readouts .sim-data-item {
    align-items: baseline;
    flex-wrap: wrap;
    column-gap: var(--sim-space-md);
    row-gap: 3px;
    padding-block: 2px;
    line-height: 1.45;
}

#readouts .sim-data-label {
    flex: 1 1 116px;
    min-width: 0;
}

#readouts .sim-data-val {
    flex: 0 1 auto;
    max-width: 100%;
    margin-left: auto;
    text-align: right;
    font-variant-numeric: tabular-nums;
}

@media (max-width: 768px) {
    .sim-3d-axis-legend {
        top: 12px;
        left: 68px;
        max-width: calc(100% - 82px);
        gap: 4px 8px;
        padding: 5px 8px;
        font-size: 11px;
    }

    .sim-3d-scale-legend {
        right: 12px;
        bottom: 12px;
        max-width: calc(100% - 24px);
        font-size: 11px;
    }

    .sim-3d-scale-legend {
        bottom: 64px;
    }
}

@media (prefers-reduced-transparency: reduce) {
    .sim-3d-axis-legend,
    .sim-3d-scale-legend {
        background: #0b1922;
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
    }
}