/* Netdata Metrics Display */
.metrics-container {
    margin: 2rem 0 1rem 0;
    padding: 1.5rem;
    background: var(--background-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 2px 8px var(--shadow-color);
    transition: all 0.3s ease;
}

.metrics-container:hover {
    box-shadow: 0 4px 16px var(--shadow-color);
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.25rem;
    max-width: 1000px;
    margin: 0 auto;
}

.metric-card {
    background: var(--background-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.25rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.metric-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-primary);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.metric-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px var(--shadow-color);
    border-color: var(--accent-primary);
}

.metric-card:hover::before {
    transform: scaleX(1);
}

.metric-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
    opacity: 0.8;
}

.metric-value {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    line-height: 1.2;
}

.metric-detail {
    font-size: 0.85rem;
    color: var(--text-secondary);
    opacity: 0.7;
    margin-bottom: 0.75rem;
}

.metric-bar {
    height: 6px;
    background: var(--background-secondary);
    border-radius: 3px;
    overflow: hidden;
    margin-top: 0.75rem;
    position: relative;
}

.metric-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-primary), var(--highlight));
    border-radius: 3px;
    transition: width 0.6s ease, background 0.3s ease;
    position: relative;
}

.metric-bar-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.metric-bar-fill.warning {
    background: linear-gradient(90deg, var(--highlight), #FF9800);
}

.metric-bar-fill.critical {
    background: linear-gradient(90deg, var(--accent-secondary), #E91E63);
}

.metrics-status {
    text-align: center;
    margin-top: 1rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
    opacity: 0.6;
    padding: 0.5rem;
    background: var(--background-secondary);
    border-radius: 6px;
    border: 1px solid var(--border-color);
}

.metrics-loading {
    text-align: center;
    padding: 2rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
    opacity: 0.7;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.metrics-loading::before {
    content: '';
    width: 16px;
    height: 16px;
    border: 2px solid var(--accent-primary);
    border-top: 2px solid transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.metrics-error {
    text-align: center;
    padding: 1.5rem;
    font-size: 0.85rem;
    color: var(--accent-secondary);
    background: rgba(255, 76, 66, 0.1);
    border: 1px solid rgba(255, 76, 66, 0.2);
    border-radius: 6px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .metric-card {
        padding: 1rem;
    }
    
    .metric-value {
        font-size: 1.5rem;
    }
    
    .metrics-container {
        padding: 1.25rem;
        margin: 1.5rem 0 1rem 0;
    }
}

@media (max-width: 480px) {
    .metrics-grid {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
    
    .metrics-container {
        padding: 1rem;
        margin: 1rem 0;
        border-radius: 8px;
    }
    
    .metric-card {
        padding: 0.875rem;
    }
    
    .metric-value {
        font-size: 1.4rem;
    }
    
    .metric-label {
        font-size: 0.7rem;
        letter-spacing: 0.6px;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .metric-card {
        border-width: 2px;
    }
    
    .metric-bar {
        height: 8px;
    }
    
    .metrics-container {
        border-width: 2px;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .metric-card,
    .metric-bar-fill,
    .metrics-container {
        transition: none;
    }
    
    .metric-bar-fill::after {
        animation: none;
    }
    
    .metrics-loading::before {
        animation: none;
    }
}