.shape-label-tooltip {
    background-color: rgb(0, 148, 255, 0.4);
    color: black;
    font-weight: bold;
    border-radius: 4px;
    padding: 2px 6px;
    font-size: 1.7vh; /* 👈 Tự co theo zoom/map size */
    white-space: nowrap;
    pointer-events: none;
    border: 1px solid rgba(255,255,255,0.4);
    text-align: center;
}

.search-box {
    max-width: 70vw;
    background-color: rgba(255, 255, 255, 0.85);
    border-radius: 6px;
}

.grayscale-tile{
    filter: grayscale(100%);
}

.leaflet-tile {
    filter: grayscale(100%) contrast(60%) brightness(130%);
}