.popup-bubble-root {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 99999;
}

.popup-bubble {
    position: absolute;
    display: inline-block;
    max-width: 260px;
    padding: 7px 12px;
    border-radius: 999px;
    background: rgba(20, 24, 32, 0.92);
    color: #ffffff;
    font-size: 12px;
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: 0.02em;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.22);
    opacity: 0;
    transform: translate(-50%, 8px) scale(0.96);
    transition: opacity 0.18s ease, transform 0.22s ease;
    white-space: nowrap;
    user-select: none;
}

.popup-bubble.show {
    opacity: 1;
    transform: translate(-50%, 0) scale(1);
}

.popup-bubble.hide {
    opacity: 0;
    transform: translate(-50%, -6px) scale(0.97);
}