Website Navigation Structure Design
Navigation is the interface on top of information architecture. Good architecture doesn't guarantee good navigation: you can correctly group content but create a menu unusable on mobile or that hides key sections behind three nesting levels.
Navigation Types and When to Use What
Site navigation is not just main menu. Full system includes several levels:
Global navigation — present on every page. Usually header with main sections, sometimes sidebar. Critical: no more than 7±2 elements at top level (Miller's Law), clear labels without abbreviations.
Local navigation — shows subsections of current section. Relevant for sites with deep hierarchy: documentation, catalogs, portals.
Contextual navigation — links inside content, "similar" blocks, "read also". Especially important for editorial sites and SEO.
Breadcrumbs — mandatory with depth more than 2 levels. Implemented with Schema.org BreadcrumbList markup for search engines.
Utility navigation — search, account, cart, language switch. Usually in header's right part.
Mega Menu: When Justified and How Not to Break It
Mega menu is powerful tool for sites with large catalog (retail, SaaS with many products). But it has typical problems:
- Hover dependency — on touchscreen devices hover doesn't work. Modern solution: first tap on parent element opens submenu, second navigates to page
- Too many columns — mega menu from 6+ columns cognitively overloads. Optimum — 3–4 columns with visual group separation
- Missing "overview" section page — each section should have its landing page accessible separately from subitems
Example: for e-commerce client with 800+ SKU catalog, designed mega menu with 3 levels: category → subcategory → popular products with preview. Hotjar heatmap showed "popular products" in right column became entry point for 34% menu transitions.
Mobile Navigation: Patterns and Compromises
Hamburger menu became standard but not always optimal. Real alternatives:
| Pattern | Fits | Minuses |
|---|---|---|
| Hamburger (three lines) | Deep hierarchies, content sites | Hides navigation, reduces discoverability |
| Tab bar (bottom panel) | Mobile apps, SaaS | Limited to 4–5 elements |
| Priority+ navigation | Medium catalogs | Requires JS for space calculation |
| Full-screen overlay | Landings, portfolios | Inconvenient with frequent switching |
For most corporate sites: hamburger with animated drawer — optimal combination. Important: active section should be visually highlighted in mobile menu too.
Markup and Accessibility
Semantically correct navigation is <nav> with aria-label, <ul>/<li>, active element with aria-current="page". Dropdowns require aria-expanded, aria-haspopup, keyboard management (arrows, Escape).
Search engines also read navigation — link text affects internal PageRank and crawl budget. Labels "Services", "Products", "Blog" — neutral. Labels with keywords ("Website Development", "CRM for Logistics") — better for SEO, worse for UX if overdone.
Timeline
Navigation structure design for typical corporate site — 3–7 working days. Includes: analysis of existing navigation (if any), prototype in Figma, mobile version, annotations for developers.