:root {
    --color-investment: #ef4444;
    --color-savings: #3b82f6;
    --color-netValue: #10b981;
    --color-efficiency: #3b82f6;
    --color-warranty: #9ca3af;
}
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

.recharts-cartesian-grid line {
    stroke: #e5e7eb;
}

.recharts-tooltip-cursor {
    fill: rgba(0, 0, 0, 0.05);
}

.recharts-default-tooltip {
    border-radius: 0.5rem !important;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06) !important;
    border: none !important;
    background: white !important;
    padding: 0.75rem !important;
}

.recharts-tooltip-item {
    color: #4b5563 !important;
}