Return SVG code for a 816x1056 design. bgcolor white. Header font Avenir, size 72px, color #4b9f33. Subheader font FarnhamDisplay-Black, size 21px, color #2d1e1e. Body font Avenir, size 14px, color #252122. Content from top to bottom:
- Header "GARDEN-TO-GLASS" centered
- Subheader "Fresh Juice Extraction Process" centered
- 6 columns of content, each with:
  - Step number (e.g. "STEP 1")
  - Title in green (e.g. "Harvesting and Selection")
  - Icon (simple black line drawing)
  - Body text describing the step
- Thin black horizontal lines separating the columns
Return only the SVG, no explanation.
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