- generic [ref=e4]:
  - generic [ref=e5]:
    - generic [ref=e6]:
      - generic [ref=e7]: H
      - generic [ref=e8]: Hydro Builder
    - heading "Stop Guessing. Precision-Plumb Your Grow." [level=1] [ref=e9]:
      - text: Stop Guessing.
      - text: Precision-Plumb Your Grow.
    - paragraph [ref=e10]: Eliminate design errors, head-loss issues, and unnecessary trips to the hardware store. Design, simulate, and size your entire water system in full interactive 3D.
    - generic [ref=e11]:
      - generic [ref=e12]:
        - generic [ref=e13]:
          - generic [ref=e14]: 💧
          - heading "Real-Time Fluid Simulation" [level=3] [ref=e15]
        - paragraph [ref=e16]: Instant calculations for GPH flow rates, water velocities (ft/s), and system pressures.
      - generic [ref=e17]:
        - generic [ref=e18]:
          - generic [ref=e19]: 📋
          - heading "BOM & Cut List Generator" [level=3] [ref=e20]
        - paragraph [ref=e21]: One-click material summaries of every fitting, adapter, and pipe length. Your design is your shopping list.
      - generic [ref=e22]:
        - generic [ref=e23]:
          - generic [ref=e24]: 📐
          - heading "Auto-Snapping & Route Tools" [level=3] [ref=e25]
        - paragraph [ref=e26]: Automatic elbow insertions, grid snaps, and open-ended pipe caps. Plumb runs in seconds.
      - generic [ref=e27]:
        - generic [ref=e28]:
          - generic [ref=e29]: 🔍
          - heading "Pro Design Check Diagnostics" [level=3] [ref=e30]
        - paragraph [ref=e31]: Automated error checks for dead-legs, backwards slopes, and diameter size mismatches.
    - generic [ref=e32]:
      - generic [ref=e33]:
        - generic [ref=e34]: Pricing model
        - text: 1 free workspace forever
      - generic [ref=e36]:
        - generic [ref=e37]: Unlimited building
        - text: Only $5 per additional build slot
  - generic [ref=e39]:
    - generic [ref=e40]:
      - heading "Welcome Back" [level=2] [ref=e41]
      - paragraph [ref=e42]: Sign in to access your designs
    - generic [ref=e43]:
      - generic [ref=e44]:
        - generic [ref=e45]: Email Address
        - textbox "Email Address" [ref=e46]:
          - /placeholder: you@example.com
      - generic [ref=e47]:
        - generic [ref=e48]: Password
        - textbox "Password" [ref=e49]:
          - /placeholder: ••••••••
      - button "Sign In" [ref=e50] [cursor=pointer]
    - button "Don't have an account? Sign Up" [ref=e52]