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interface-design

Design
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Design user interfaces. Use when creating layouts, wireframes, or UI specifications. Covers design principles and UI patterns.

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How to use this skill

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  1. Open your project in Codex.
  2. Copy the prompt below and paste it into your agent.
  3. Review the proposed files and risks before you approve installation.
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I want to install this Agent Skill for this project in Codex.

Source SKILL.md: https://github.com/majiayu000/claude-skill-registry/blob/HEAD/skills/data/interface-design/SKILL.md

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First, summarize what it does, its dependencies, license status if identifiable, and any risks. Show the exact files you propose to add under .agents/skills/interface-design/. Do not write files or run scripts until I approve.

After I approve, install the complete skill folder, including required referenced files, into that project location. Verify it is discoverable, then tell me its actual invocation name and how to use it. Do not claim it is installed until you have verified it.

Copying this prompt does not install or run the skill. Review third-party files before use. Codex skill guide

Interface Design

Design Principles

1. Clarity

Make the interface obvious. Users shouldn't have to guess.

2. Consistency

Same actions, same results. Maintain patterns throughout.

3. Feedback

Respond to every action. Show progress, confirm success, explain errors.

4. Efficiency

Minimize steps. Optimize common workflows.

5. Forgiveness

Allow undo. Confirm destructive actions. Recover gracefully.

UI Patterns

Navigation

  • Top Nav: Primary navigation, global actions
  • Side Nav: Section navigation, hierarchical content
  • Breadcrumbs: Show location in hierarchy
  • Tabs: Switch between related views

Forms

  • Label above input
  • Clear validation messages
  • Inline validation where helpful
  • Logical field grouping
  • Clear call-to-action

Feedback

  • Loading states
  • Success confirmations
  • Error messages
  • Empty states
  • Progress indicators

Actions

  • Primary action prominent
  • Secondary actions subtle
  • Destructive actions require confirmation
  • Disabled states clear

Layout Principles

Visual Hierarchy

  • Size indicates importance
  • Color draws attention
  • Spacing groups elements
  • Alignment creates order

Grid System

.container {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1rem;
}

Responsive Design

  • Mobile-first approach
  • Breakpoints: 640px, 768px, 1024px, 1280px
  • Fluid typography
  • Flexible images

Design Specification

When handing off to development:

  • Color values (hex/RGB)
  • Typography (font, size, weight, line-height)
  • Spacing (margins, padding)
  • Component states (default, hover, active, disabled)
  • Responsive behavior
  • Animations/transitions