Build me a clean elegant React landing page for my online course about financial planning for freelancers.

Build me a clean elegant React landing page for my online course about financial planning for freelancers.: a task in MiMo-V2.6-RL-harbor-webdev: MiMo-V2.6-RL Webdev (Harbor) (Harbor dataset). What the agent is asked, how it is graded, what it runs in, and its files.