Back to the application

Live CSS variable system

One token. Every component.

Direct a complete application theme in real time. A small set of semantic CSS variables cascades through surfaces, typography, controls, charts, spacing, and shape without a refresh or theme props.

Live application preview

One variable boundary. Every component below inherits it.

No refresh · scoped live

Workspace / Overview

Production command center

AP
Live systems

Everything is moving.

A realistic interface consuming the same small semantic token set—from navigation to charts and controls.

+18%

API requests

24.8k

+7.2%

Active users

1,429

+0.4%

Success rate

99.98%

Request volume

Last 12 hours · all environments

Live
08:0014:00Now

Deployments

Web

Healthy

API

Deploying

Workers

Healthy

The cascade

Five colors. An entire interface.

Components never receive theme props. They consume semantic CSS variables, and the browser resolves the graph instantly at the scoped boundary.

01

Source tokens

5 colors

Canvas · surface · text · two accents

02

Derived aliases

36 variables

Borders · muted text · charts · rings · gradients

03

UI consumers

One tree

Navigation · cards · controls · chart · statuses

Generated CSS
KingStack
:root {
  --background: #090a0c;
  --foreground: #f5f2e8;
  --card: #15171c;
  --card-foreground: #f5f2e8;
  --popover: #15171c;
  --popover-foreground: #f5f2e8;
  --primary: #8ee8ff;
  --primary-foreground: #090a0c;
  --secondary: color-mix(in oklch, var(--accent-2-m) 16%, var(--card));
  --secondary-foreground: #f5f2e8;
  --muted: color-mix(in oklch, var(--foreground) 7%, var(--background));
  --muted-foreground: color-mix(in oklch, var(--foreground) 56%, var(--background));
  --accent: color-mix(in oklch, var(--accent-1-m) 14%, var(--card));
  --accent-foreground: #f5f2e8;
  --border: color-mix(in oklch, var(--foreground) 15%, var(--background));
  --input: color-mix(in oklch, var(--foreground) 18%, var(--background));
  --ring: #8ee8ff;
  --accent-1-m: #8ee8ff;
  --accent-2-m: #8d7cff;
  --accent-1-l: color-mix(in oklch, var(--accent-1-m) 72%, white);
  --accent-1-d: color-mix(in oklch, var(--accent-1-m) 72%, black);
  --accent-2-l: color-mix(in oklch, var(--accent-2-m) 72%, white);
  --accent-2-d: color-mix(in oklch, var(--accent-2-m) 72%, black);
  --gradient-from: var(--accent-1-m);
  --gradient-to: var(--accent-2-m);
  --accent-mix: color-mix(in oklch, var(--accent-1-m), var(--accent-2-m));
  --chart-1: #8ee8ff;
  --chart-2: #8d7cff;
  --chart-3: color-mix(in oklch, var(--accent-1-m), var(--accent-2-m));
  --radius: 18px;
  --theme-radius-sm: 10px;
  --theme-radius-xs: 6px;
  --theme-radius-shell: 26px;
  --theme-space: 1rem;
  --theme-space-lg: 1.35rem;
  --theme-glow: 42%;
}