Summary: DitchCarbon adds "Scope 3 Tool Functionality"

Why It Matters: This change shows DitchCarbon is making its product clearer. It helps users understand what the tool does.

What Changed:

• The navigation menu changed: "Customers" moved up, and "Contact" was added.
• The "Product" section in the footer changed: "Documentation" was removed, and "Scope 3 Tool Functionality" was added.
• A new "Customers" section was added to the footer, listing specific customer names and a link to "Read all stories."
• The "Resources" section in the footer changed: "Methodology" became "Calculation Methodology," and "Changelog" moved to this section.
• The version number at the bottom of the page changed from v250912.8 to v250930.1.