.stat-abbr-tooltip {
    position: fixed;
    z-index: 20000;
    pointer-events: none;
    background: #111827;
    color: #ffffff;
    padding: 0.35rem 0.55rem;
    border-radius: 6px;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    line-height: 1.2;
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.18);
    opacity: 0;
    transform: translateY(4px);
    transition: opacity 0.12s ease, transform 0.12s ease;
    white-space: normal;
    max-width: 220px;
}

.stat-abbr-tooltip.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.stat-abbr-tooltip-target {
    cursor: help;
}

@media (prefers-reduced-motion: reduce) {
    .stat-abbr-tooltip {
        transition: none;
    }
}