Files
guizang-social-card-skill/references/portrait-fill.md
T
郭浩andClaude Opus 4.7 82d221bb90 v0.13 baseline · git 初始化 + 仓库瘦身
把所有本地 demo / 测试 / 上传图 / 调试脚本搬入 local-tests/,写
.gitignore 忽略整个测试目录与 node_modules/。本次起 skill 仓库
只跟踪:SKILL.md / HANDOFF.md / PRODUCT.md / assets/(3 模板)/
references/(15 规则文档)/ agents/openai.yaml / validate-social-deck.mjs
/ package.json + lock。

历次版本(v0.1-v0.12)的全部实质改动已包含在当前文件状态中——
HANDOFF.md 的版本历史段保留作为时间轴文字记录,但代码层面以
此 commit 为唯一基线,后续逐次 commit 对应 HANDOFF.md 新增段落。

HANDOFF/PRODUCT/category-cookbook/components/style-system 中的
demo 路径引用已加 local-tests/ 前缀。SKILL.md Step 5 line 190 的
'social-card-<slug>/' 是下游用户工作区的命名约定,未改动。

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
2026-05-27 22:00:55 +08:00

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2.6 KiB
Markdown

# Portrait Fill Rules
3:4 social images have much more vertical space than a horizontal PPT slide. A layout that works in 16:9 often becomes a thin strip in 3:4. Solve that at the planning stage.
## Vertical Zones
Think of a 1080x1440 Rednote image as five zones:
| Zone | Typical Height | Role |
| --- | --- | --- |
| Header/meta | 56-90px | issue label, category, page |
| Title/lead | 240-420px | hook and claim |
| Evidence/body | 520-760px | image, ledger, diagram, comparison |
| Bottom strip | 90-180px | captions, checklist, summary |
| Footer | 52-86px | issue/page metadata |
Not every page needs all five, but every page needs an intentional vertical composition.
## Underfilled Page Smells
Revise if:
- A table or ledger occupies less than 45% of the canvas height.
- The lower 25% of the page is empty without being an atmospheric hero page.
- Four list items are rendered as short rows with large blank space below.
- A screenshot is small even though it is the evidence.
- Body copy is centered in the middle with no top/bottom rhythm.
## Fixes For Thin Tables
When a table is too short:
1. Increase row height to 118-170px.
2. Add a left marginal column with large numbers, keywords, or category labels.
3. Add a pull quote column beside the table.
4. Add a top or bottom issue strip with 2-3 consequences.
5. Convert the table to M08 Tall Ledger.
6. If there are only 2-3 points, use M04 Pull Quote or M09 Atmospheric Thesis instead of a table.
## Fixes For Sparse Text
If a page has only one core sentence:
- Use M09 Atmospheric Thesis with visible WebGL/ink background.
- Make the sentence the hero, not a small paragraph.
- Add one small source/context row.
- Use dark/ink page if the package needs rhythm.
## Fixes For Screenshot Pages
If screenshot content matters:
- Give it 45%-65% of the page height.
- Put only one key sentence above it.
- Use a bottom caption band instead of a side paragraph.
- Crop carefully; preserve readable UI labels.
## Page Rhythm
For a 7-page Rednote set, use at least 5 distinct shapes:
- Cover / feature image.
- Essay split.
- Tall ledger.
- Evidence screenshot.
- Pull quote or atmospheric thesis.
- Checklist/comparison.
- Closing note.
Avoid repeating `title + lead + 3 rows` more than twice in one set.
## Minimum Occupancy
As a rough rule, the active composition should occupy at least 78% of the page height.
This can include:
- Large type.
- Images/screenshots.
- Ledger rows.
- Background atmosphere on hero pages.
- Caption bands.
- Marginalia columns.
Whitespace is good only when it is designed. Empty leftover space is not.