MRS - Design System

01

Colors

Semantic color tokens - reference by role, not by value.

Semantic Tokens

Background

--bg

Page canvas

Foreground

--fg

Default text

Primary

--primary

Interactive accent

Surface

--surface

Cards / Panels

Secondary

--raised

Elevated surfaces

Muted

--muted

Labels / Captions

Border

--border

Hairline rules

Danger

--danger

Error / Descructive

Data Palette

Emerald

#00ff88

Cyan

#00ccff

Orange

#ff6600

Violet

#cc00ff

Amber

#ffcc00

CSS - Global Variables

CSS

:root {
  --bg: #0a0a0a;            /* page canvas */
  --fg: #f0f0f0;            /* default text */
  --primary: #00ff88;       /* interactive accent */
  --surface: #111111;       /* card / panel */
  --raised: #1a1a1a;        /* elevated surface */
  --muted: #666666;         /* labels, captions */
  --border: rgba(255,255,255,0.09);
  --danger: #ff3333;
}

02

Typography

Three families — display, body, mono. Each serves a distinct role.

DISPLAY - ARCHIVO BLACK

60px / 6x1 Design Systems

48px / 5x1 Component Library

36px / 4x1 Token Architecture

30px / 3x1 Theming & Variants

24px / 2x1 Accessibility First

BODY - INTER

20px / xl The quick brown fox jumps over the lazy dog.

18px / lg The quick brown fox jumps over the lazy dog.

16px / base The quick brown fox jumps over the lazy dog.

14px / sm The quick brown fox jumps over the lazy dog.

12px / xs The quick brown fox jumps over the lazy dog.

Mono - JetBrains Mono

16px / base const system = new DesignSystem();

14px / sm const system = new DesignSystem();

12px / xs const system = new DesignSystem();

CSS Font Stack

CSS

/* Font stack */
--display: 'Archivo Black', sans-serif;
--sans: 'Inter', sans-serif;
--mono: 'JetBrains Mono', monospace;

/* Usage */
h1, h2, h3 { font-family: var(--display); }
body      { font-family: var(--sans); }
code, pre { font-family: var(--mono); }

03

Spacing

Consistent spacing scale across margin, padding, and gap.

Scale System

Token	Pixels	Rem
space-0	0px	0rem
space-1	4px	0.25rem
space-2	8px	0.5rem
space-3	12px	0.75rem
space-4	16px	1rem
space-6	24px	1.5rem
space-8	32px	2rem
space-12	48px	3rem
space-16	64px	4rem

CSS

:root {
  --space-1:  4px;
  --space-2:  8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-6: 24px;
  --space-8: 32px;
  --space-12: 48px;
  --space-16: 64px;
}

04

Components

Reusable UI components for building consistent and cohesive interfaces.

Buttons

HTML

<button class="btn btn-md btn-primary">Deploy Now</button>
<button class="btn btn-md btn-outline">View Docs</button>
<button class="btn btn-md btn-ghost">Cancel</button>
<button class="btn btn-md btn-danger">Delete</button>

Badges

ACTIVE DRAFT DEPLOYING ARCHIVED FAILED

Cards

API REQUESTS

1,248,920

+12.4%

Last 30 days - p99 latency 48ms

ERROR RATE

0.03%

CRITICAL

5xx responses — SLA threshold 0.1%

ACTIVE DEPLOYMENTS

production v2.14.1

3h ago HEALTHY

staging v2.15.0-rc.2

12m ago DEPLOYING

dev v2.15.0-alpha.8

just now HEALTHY

Code Block

JavaScript

function debounce(fn, delay) {
    let timer;
    return (...args) => {
      clearTimeout(timer);
      timer = setTimeout(() => fn(...args), delay);
    };
  }

  const search = debounce(query => {
    fetch(`/api/search?q=${query}`)
      .then(r => r.json())
      .then(render);
  }, 300);

05

Forms

Input elements and form controls. Always label, always focus-visible.

EMAIL ADDRESS

FRAMEWORK

DESCRIPTION

Enable dark mode

Receive deployment alerts

HTML FORM

HTML

<div class="form-group">
  <label class="form-label">Email Address</label>
  <input 
    class="form-input" 
    type="email" 
    placeholder="username@domain.com" 
  />
</div>

06

Tokens

All design tokens exported as CSS custom properties.

CSS VARIABLE	VALUE	USAGE
--bg	#0a0a0a	background
--fg	#f0f0f0	color (default text)
--primary	#00ff88	background / color
--primary-fg	#0a0a0a	color on primary
--surface	#111111	card background
--raised	#1a1a1a	elevated surface
--muted	#666666	subdued text
--border	rgba(255,255,255,0.09)	border-color
--danger	#ff3333	error / destructive
--cyan	#00ccff	chart / status
--orange	#ff6600	chart / warning
--violet	#cc00ff	chart / accent
--amber	#ffcc00	chart / highlight
--mono	'JetBrains Mono', monospace	font-family (code)
--sans	'Inter', sans-serif	font-family (body)
--display	'Archivo Black', sans-serif	font-family (headings)

Quick Reference

Border Radius0px (square)

Base Font Size16px

Spacing Unit4px

Focus Ring#00ff88

Transition120ms ease

Display FontArchivo Black

Body FontInter

Mono FontJetBrains Mono

CSS Variables

:root {
  --bg: #0a0a0a;
  --fg: #f0f0f0;
  --primary: #00ff88;
  --primary-fg: #0a0a0a;
  --surface: #111111;
  --raised: #1a1a1a;
  --muted: #666666;
  --border: rgba(255,255,255,0.09);
  --danger: #ff3333;
  --cyan: #00ccff;
  --orange: #ff6600;
  --violet: #cc00ff;
  --amber: #ffcc00;
  --mono: 'JetBrains Mono', monospace;
  --sans: 'Inter', sans-serif;
  --display: 'Archivo Black', sans-serif;
}