What problem does it solve? Planning a website's structure is hard to get right: pages end up buried too deep, navigation confuses visitors, URLs become inconsistent, and orphan pages hurt SEO. This Skill guides you through designing a complete information architecture so users and search engines can find every important page. ## Core Features & Use Cases - Page Hierarchy Design: Build ASCII tree sitemaps following the 3-click rule, with templates for SaaS, e-commerce, blog, documentation, and small business sites. - Navigation & URL Planning: Define header nav (4-7 items), footer columns, breadcrumbs, and consistent human-readable URL patterns with redirect guidance. - Internal Linking Strategy: Create hub-and-spoke content models, visual Mermaid sitemaps, and link audit checklists to eliminate orphan pages. - Use Case: You are launching a SaaS marketing site and need to decide what pages to build, how the nav should be organized, and what URLs to use. This Skill produces a full page hierarchy, Mermaid sitemap, URL map table, and internal linking plan. ## Quick Start Ask the AI to plan a site architecture for your website, describing your site type, main audiences, and the most important pages you need.