body { 
    padding: 40px 20px; 
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

.container-fluid { max-width: 1400px; }

.status-healthy { color: #198754; }
.status-degraded { color: #ffc107; }
.status-unhealthy { color: #dc3545; }

.badge-healthy { background-color: #198754; }
.badge-degraded { background-color: #ffc107; color: #000; }
.badge-unhealthy { background-color: #dc3545; }

.card { 
    margin-bottom: 20px; 
    border-radius: 12px; 
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    border: none;
    transition: transform 0.2s;
}

.card:hover { 
    transform: translateY(-4px); 
    box-shadow: 0 6px 12px rgba(0,0,0,0.15); 
}

.card-header { 
    font-weight: 600; 
    border-radius: 12px 12px 0 0 !important;
    padding: 1rem 1.5rem;
}

.metric { 
    padding: 12px 0; 
    border-bottom: 1px solid #f0f0f0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.metric:last-child { border-bottom: none; }

.metric-label { font-weight: 500; color: #666; }
.metric-value { color: #333; font-weight: 600; }

.refresh-info { 
    position: fixed; 
    bottom: 20px; 
    right: 20px; 
    background: white;
    padding: 12px 20px;
    border-radius: 50px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    font-size: 14px;
    font-weight: 500;
}

.spinner { 
    animation: spin 2s linear infinite;
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #667eea;
    border-radius: 50%;
}

@keyframes spin { 
    0% { transform: rotate(0deg); } 
    100% { transform: rotate(360deg); } 
}

.header-card {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    margin-bottom: 30px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.nav-links {
    background: white;
    border-radius: 12px;
    padding: 1rem;
    margin-bottom: 20px;
}

.nav-links a {
    margin-right: 15px;
    text-decoration: none;
    font-weight: 500;
}