Trade Balance Visualization (Playfair Style)

This visualization recreates William Playfair's famous time-series charts from the 18th century, showing:

• Trade balance between England and East Indies (1700-1780)
• Import and export values in thousands of pounds
• Dual-line chart with period styling

Features:

• Historical typography using IM Fell English font
• Authentic color scheme
• Period-appropriate labeling
• Clean, minimal design following Playfair's principles
• Responsive SVG visualization
• D3.js implementation

The visualization demonstrates Playfair's innovative approach to data visualization, using:

• Time series on the x-axis
• Monetary values on the y-axis
• Dual-line comparison
• Direct labeling of data series