---
name: Matter
description: "Worth including as an example of a premium, content-focused dark UI with excellent typography and restraint."
version: alpha

colors:
  background: "#0D0D0D"
  primary: "#FFFFFF"
  secondary: "#969698"
  tertiary: "#6D7EEC"
  neutral: "#6D7EEC"
  bg-soft: "#1E1F22"
  line: "rgba(150, 150, 152, 1)"

typography:
  display:
    fontFamily: geometric-sans
    fontSize: 56px
    lineHeight: 1.0
    fontWeight: 500
    letterSpacing: "-2.4px"
  h2:
    fontFamily: geometric-sans
    fontSize: 40px
    lineHeight: 1.2
    fontWeight: 700
    letterSpacing: "-1.8px"
  h3:
    fontFamily: geometric-sans
    fontSize: 32px
    lineHeight: 1.25
    fontWeight: 700
    letterSpacing: "-0.36px"
  body:
    fontFamily: geometric-sans
    fontSize: 16px
    lineHeight: 1.5
    fontWeight: 400
    letterSpacing: "-0.17px"
  small:
    fontFamily: geometric-sans
    fontSize: 14px
    lineHeight: 1.4
    fontWeight: 400
    letterSpacing: "-0.32px"
  micro:
    fontFamily: geometric-sans
    fontSize: 12px
    lineHeight: 1.3
    fontWeight: 400
    letterSpacing: "-0.17px"

rounded:
  sm: 4px
  md: 8px
  lg: 12px
  pill: 30px

spacing:
  xs: 4px
  sm: 8px
  md: 16px
  lg: 24px
  xl: 32px
  2xl: 48px
  3xl: 64px

---

## Overview

A modern, award-winning read-later app for focused reading and growth.

*A premium digital reading companion*

## Colors

Dark, high-contrast canvas for readability and visual rest.

- **Background (`#0D0D0D`)** — uses `bg` token
- **Primary text (`#FFFFFF`)** — uses `ink` token
- **Secondary text (`#969698`)** — uses `ink-soft` token
- **Accent (`#6D7EEC`)** — uses `accent` token
- **Muted (`#6D7EEC`)** — uses `muted` token
- **Borders (`rgba(150, 150, 152, 1)`)** — uses `line` token

## Typography

- **Display:** geometric-sans
- **Body:** geometric-sans
- **Mono:** monospace

- Use geometric-sans for all headlines and UI elements.
- Maintain tight negative tracking for large display text.
- Ensure high contrast between ink and background for readability.

## Layout

Centered content with a single-column layout for long-form reading and testimonials.

*Rhythm:* Consistent 4px base grid with generous whitespace to emphasize content.

## Elevation & Depth

- 0px 4px 12px rgba(0, 0, 0, 0.3)
- Borders: 1px solid rgba(150, 150, 152, 0.1)

## Shapes

- `sm`: 4px
- `md`: 8px
- `lg`: 12px
- `pill`: 30px

## Components

- **button:** Pill-shaped buttons with solid accent color and high contrast text.
- **card:** Dark, rounded containers with subtle borders for testimonials and app screens.
- **chip:** Small, rounded tags with low-contrast backgrounds and text.
- **input:** Minimalist text inputs with clean borders and no decorative elements.
- **hero:** Large, centered headline with a brief description and social proof logos.

## Do's and Don'ts

**Don't:**
- Don't use light backgrounds — screenshot shows a dark theme.
- Don't use serif fonts for body text — screenshot uses a sans-serif typeface.
- Don't use busy or chaotic layouts — screenshot shows clean, centered content.
- Don't use a wide range of colors — screenshot relies on a limited palette.
- Don't use small, cramped buttons — screenshot uses generous padding and pill shapes.
- Don't use low-contrast text — screenshot maintains high contrast for readability.

---

## System Prompt (paste into AI agent)

```
A modern, award-winning read-later app for focused reading and growth. The design uses a dark, high-contrast canvas with a primary accent of #6D7EEC and ink of #FFFFFF on a #0D0D0D background. Typography is geometric-sans with tight tracking for headlines and generous whitespace for readability. Critical donts: avoid light backgrounds, avoid serif fonts for body text, avoid cluttered layouts, avoid a wide color range, avoid small buttons, and avoid low-contrast text. The overall feel is calm, refined, and focused on content.
```