# Navigation — Unless design system

Components

# Navigation
  [Top nav](/en/design/components/navigation/)[Sub-nav](/en/design/components/navigation/sub-nav/)[Mobile](/en/design/components/navigation/mobile/)
## Sub-nav — horizontal tab strip

Used inside the page body to slice a single surface into multiple views (Overview / Train / Test / Deploy / Analyze). Active tab carries the peak-blue underline; others sit in `--fg-secondary`.
   [Overview](#)[Train](#)[Test](#)[Deploy](#)[Analyze](#)         [Navigation · Top nav](/en/design/components/navigation/)     [Navigation · Mobile](/en/design/components/navigation/mobile/)