fec-responsive-layout

fec-responsive-layout is a skill for Claude Code from bovinphang/frontend-craft. It costs 94 tokens per session (652 once invoked), scanned A, original, MIT.

A guide for building web layouts that adapt to phones, tablets, and desktop screens. It covers breakpoints, container queries, flexible grids, dense tables, touch controls, keyboards, and screen rotation.

In plain words
What is it for?
Use it to design or review responsive pages, dashboards, tables, forms, sidebars, and components, including their behavior between common screen widths.
Why use it?
It helps prevent content from overflowing, becoming hidden, or being difficult to use at different screen sizes.

Skill for Claude Code

Written for Claude Code: shipped in a Claude Code plugin.

Part of the frontend-craft plugin — 56 skills, 11 commands, 14 agents, 5 hooks, 6 MCP servers shipped together

Good fit Use it to design or review responsive pages, dashboards, tables, forms, sidebars, and components, including their behavior between common screen widths.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/bovinphang/frontend-craft/fec-responsive-layout
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add bovinphang/frontend-craft --skill fec-responsive-layout
Clone the repo
git clone --depth 1 https://github.com/bovinphang/frontend-craft

Made for: Claude Code.

Or install frontend-craft, the plugin that ships this one along with the rest of its 56 skills, 11 commands, 14 agents, 5 hooks, 6 MCP servers.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for fec-responsive-layout

README.md
[![agentmods](https://agentmods.dev/badge/skills/bovinphang/frontend-craft/fec-responsive-layout.svg)](https://agentmods.dev/skills/bovinphang/frontend-craft/fec-responsive-layout)
Your own site
<a href="https://agentmods.dev/skills/bovinphang/frontend-craft/fec-responsive-layout"><img src="https://agentmods.dev/badge/skills/bovinphang/frontend-craft/fec-responsive-layout.svg" alt="Measured on agentmods" height="20"></a>
Per session 94 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 652 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00094 $0.00652
Opus 5 $0.00047 $0.00326
Sonnet 5 $0.00019 $0.00130
Haiku 4.5 $0.00009 $0.00065

Measured 8d ago against content hash d519e38df42d, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-08, from the pricing page.

Security

Grade A, and why

fec-responsive-layout scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 8d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

localized/zh-CN/skills/fec-responsive-layout/SKILL.md · 35 lines

What it actually says

响应式布局

适用于需要让页面、工具界面、表格、仪表盘或组件在多设备上稳定工作的前端任务。需要布局模式和检查清单时加载 references/responsive-layout-patterns.md

用途

用内容优先、移动优先和容器感知的方式设计响应式布局,避免只靠固定断点修补溢出。

流程

  1. 明确信息优先级:小屏先保留核心任务、关键操作和反馈;次要信息折叠、延后或移入详情层。
  2. 选择布局策略:简单页面用 mobile-first 断点;嵌套组件、卡片网格和侧栏优先考虑 container query。
  3. 设计流式尺寸:用 minmax()clamp()aspect-ratiomax-widthmin-width: 0 和稳定网格轨道控制伸缩。
  4. 处理数据密集界面:表格、列表、看板和编辑器需要明确横向滚动、列优先级、冻结列或移动端摘要视图。
  5. 保证触摸与键盘:触摸目标、焦点路径、hover 替代、虚拟键盘、安全区域和横竖屏切换都要复核。
  6. 关联性能与资源:移动端减少首屏大图、重型图表、同步动画和不必要列渲染。
  7. 验证断点之间:检查 375px、768px、1024px、1440px,以及断点中间值是否溢出、遮挡或跳变。

约束

  • 不把桌面版缩小当作移动端设计。
  • 不让关键功能只依赖 hover 或宽屏侧栏。
  • 不用固定高度掩盖内容变化;需要固定格式时用稳定约束和可滚动区域。
  • 不用 viewport 字体缩放替代真实排版层级。
  • 不让移动端横向溢出成为默认解决方案;只有数据表、画布或编辑器等明确场景可以局部横滚。

预期输出

输出响应式信息优先级、断点或容器策略、关键组件布局模式、触摸/键盘要求、数据密集区域处理方案和验证结果。完成后页面在常见视口和输入方式下不溢出、不遮挡、可操作。

Files

What ships with it

1 file beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 8d ago First seen · 35 lines · 94 tokens per session scan A d519e38df42d

Subscribe to this mod's changes

fec-responsive-layout is a skill published in the GitHub repository bovinphang/frontend-craft (21 stars, last pushed 6d ago), licensed MIT. It adds 94 tokens to every session and 652 once invoked, about $0.0005 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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