/* Isolated overlay: no changes to product cards, buttons or header layout. */
.bambu-cart-flight {
    position: fixed;
    top: 0;
    left: 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #00B84A;
    color: #fff;
    display: grid;
    place-items: center;
    pointer-events: none;
    z-index: 2147483646;
    will-change: transform, opacity;
    contain: layout paint;
}
.bambu-cart-flight > svg {
    width: 22px;
    height: 22px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.7;
    stroke-linecap: round;
    stroke-linejoin: round;
}
@media (prefers-reduced-motion: reduce) {
    .bambu-cart-flight { display: none; }
}