.regional-info-tip .regional-info-tip-text {
    visibility: hidden;
    opacity: 0;
    width: 260px;
    background-color: #333333;
    color: #ffffff;
    text-align: left;
    border-radius: 6px;
    padding: 10px 12px;
    position: absolute;
    z-index: 30;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    font-size: 13px;
    line-height: 1.4;
    font-family: "Roboto Slab", serif;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    transition: opacity 0.15s ease-in-out;
    pointer-events: none;
}

.regional-info-tip .regional-info-tip-text::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -6px;
    border-width: 6px;
    border-style: solid;
    border-color: #333333 transparent transparent transparent;
}

.regional-info-tip:hover .regional-info-tip-text {
    visibility: visible;
    opacity: 1;
}