Summary: MacroBar adds "Buy Two, Get One Free" sale

Why It Matters: This change shows a new sales strategy to move more products.

What Changed:

• The "Get 20% off + free shipping on your first order!" banner was removed.
• A "SITEWIDE SALE: BUY TWO, GET ONE FREE" banner was added.
• The cart now shows "BUY TWO, GET ONE FREE! Discount applied automatically."
• A new section "BUY TWO, GET ONE FREE: ADD MORE!" was added to the cart.
• Several MacroBar flavors are now marked "Sold Out" on the main page.
• The "Protein Bar Variety Pack" is no longer marked "Sold Out."
• The "MacroBar Mini Variety Pack" is now marked "Sold Out."