Codex First Landing Page Mistakes: quick fix, steps, and deep guide

Q: Codex First Landing Page Mistakes

Treat this as a Codex troubleshooting issue. Confirm the environment, inputs, permissions, logs, and delivery boundary, then use the linked deep guide for the full checklist.

What is the problem?

整理 Codex 新手做第一个落地页时常见的错误：主题太大、素材不清、一次改太多、忽视移动端、跳过构建和误判项目风险。

Quick solution

Treat this as a Codex troubleshooting issue. First confirm the environment, inputs, permissions, logs, and delivery boundary. Then use the linked deep guide for the full checklist before changing production code or promising a result.

Read the deep guide

Detailed steps

先写一句话主题，确认页面只解决一个问题。
准备标题、副标题、适合谁、不适合谁、CTA 和风险说明。
让 Codex 先检查结构，不要直接改代码。
小范围修改一个页面或组件。
运行 `git status` 和 `npm run build`。
检查移动端、平板和桌面效果。

Commands or code

git status
npm run build

Risk notes

Confirm the real project environment, account permissions, platform rules, and output quality before delivery. Do not ship AI-generated changes without human review, and do not claim indexing, income, deployment success, or ranking improvements without measured evidence.