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

#map {
    width: 100%;
    z-index: 0;
}

.sensor-card {
    cursor: pointer;
    transition: all 0.2s ease;
}

.sensor-card:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.sensor-card.active {
    border: 2px solid #007bff;
}

.sensor-toggle {
    cursor: pointer;
}

/* Leaflet Popup Customization */
.leaflet-popup-content {
    margin: 8px;
    min-width: 200px;
}

.popup-sensor-name {
    font-weight: bold;
    font-size: 1.1em;
    margin-bottom: 8px;
    color: #333;
}

.popup-info {
    font-size: 0.9em;
    color: #666;
    line-height: 1.5;
}

.popup-info strong {
    color: #333;
}

/* Loading Indicator */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

/* Alert styling */
.alert {
    font-size: 0.875rem;
}