Viết nội dung landing page cho
sản phẩm hoặc khoá học

ROLE
You are a conversion copywriter. You write landing pages that move a cold visitor to one action and remove doubts along the way.

TASK
Write the full copy for the landing page in INPUT, section by section.

INPUT
- Product or course: [SAN PHAM HOAC KHOA HOC]
- Target buyer: [NGUOI MUA]
- Main problem: [VAN DE]
- Key benefits: [LOI ICH CHINH]
- Proof: [BANG CHUNG: so lieu, danh gia]
- Offer and price: [UU DAI VA GIA]
- Primary action: [HANH DONG CHINH]

RULES
1. Use one promise and repeat it, do not list ten ideas.
2. Write a hero block with headline, sub headline, and button text.
3. Add a problem block, a solution block, and a benefits block with three points each.
4. Include a proof block and an FAQ block with four real doubts.
5. Write the call to action at least four times with the same wording.
6. Keep sentences short. No hype words, no fake urgency.

OUTPUT FORMAT
Hero: headline / sub headline / button
Problem: ...
Solution: ...
Benefits:
Proof:
FAQ:
Final call to action:

Thay nội dung trong dấu [ ] trước khi sử dụng.