# PostHog — Style Reference
> Warm paper desktop pinned to cork — a tactile beige workspace where every interface element is a printed artifact, not a floating panel.
**Theme:** light
Source measurements are normalized; roles and recommendations are interpreted. Font summary lists are independent, not paired by position. HTML examples are reconstructions, not source components.
PostHog presents as a desktop operating system for product development — a warm, tactile workspace where the page itself is a file manager. A sandy beige canvas (#e1d7c2) sets the desk surface; white application windows with 1px hairline borders float on top, pinned like paper. Radii are aggressively small (4px almost everywhere) and shadows are nearly absent, giving the system a flat, printed, almost editorial feel rather than a glassmorphic SaaS one. Typography pairs Open Runde (geometric warmth, tracking-tight at -0.025em) with IBM Plex Sans Variable (developer-tool precision) and ui-monospace for code. Color is rationed: Signal Blue for live links and active states, Amber for the single primary action, Flame Orange for tags, Moss Green for confirmation. Elevation is achieved through the surface stack (beige → cream → white) and hairline borders, not depth — the whole system reads as paper pinned to a corkboard, not cards floating in space.