Summary: OHI-S adds a new discount offer.

Why It Matters: This change shows OHI-S is running a sale.

What Changed:

• Add a banner: "20% off ALL OHI-S courses + special Premium pricing! | 2 days 13:52:29"
• Remove two sections: "Авторский семинар и практический курс Yoshi Terauchi в Москве" and "Learn Longer — Achieve More!"
• Add a new section: "Back to the Cabinet — Back to Growth! –20% on all courses + special Premium offers" with a link to the catalog. This section appears twice.
• Update the "Premium Light" price from 249 € to 187 €.
• Update the "Premium Pro Online" price from 599 € to 497 €.
• Change the order of some popular online learning courses.