body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

#map {
    position: absolute;
    top: 70px; /* Match navigation height */
    bottom: 0;
    width: 100%;
    display: none; /* Hide the map initially */
}

#progressContainer {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background-color: #f3f3f3;
    z-index: 1001; /* Ensure it's on top of other elements */
}

#progressBar {
    width: 0%;
    height: 100%;
    background-color: #4CAF50;
}

#updateRoutesResult {
    display: none;
}

/* Animation for searched node highlighting */
@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(76, 175, 80, 0.7);
    }
    50% {
        box-shadow: 0 0 0 10px rgba(76, 175, 80, 0.3);
    }
    100% {
        box-shadow: 0 0 0 20px rgba(76, 175, 80, 0);
    }
}