body {
    background-color: #f8f9fa;
}

.card-dashboard {
    border: none;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.2s;
}

.card-dashboard:hover {
    transform: translateY(-5px);
}

.status-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
}

.status-online {
    background-color: #28a745;
}

.status-error {
    background-color: #dc3545;
}

#loading-overlay {
    position: fixed;
    top: 0; 
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255,255,255,0.8);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
}