.bb-3d-viewer {
    width: 100%;
    min-height: 320px;
    display: block;
    background-color: transparent;
    border-radius: 12px;
    overflow: hidden;
    position: relative;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.bb-3d-viewer__placeholder,
.bb-3d-viewer__unsupported {
    font-size: 0.95rem;
    font-weight: 500;
    color: #ffffff;
    text-align: center;
    padding: 1.5rem;
    background: #11141a;
    border-radius: 12px;
}

.bb-3d-viewer__unsupported {
    display: none;
}

model-viewer:not(:defined) + .bb-3d-viewer__unsupported {
    display: block;
}

.bb-3d-viewer:focus-visible {
    outline: 3px solid #6fd3ff;
    outline-offset: 2px;
}

.bb-3d-viewer[ar]::part(default-ar-button) {
    position: absolute;
    bottom: 1.25rem;
    right: 1.25rem;
    border-radius: 999px;
    background: rgba(0, 0, 0, 0.7);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.2);
}