Aevum Encyclopedia

A comprehensive design system and component library for building consistent, accessible, and scholarly digital experiences across web, mobile, and API interfaces.

Color System

Our palette balances academic authority with modern digital clarity. Colors are assigned semantic roles to ensure consistent usage across all touchpoints.

Dark Base
#0F172A
Text, Headers
Primary
#2563EB
Actions, Links
Accent
#D97706
Highlights, Citations
Success
#16A34A
Verified, Active
Warning
#EA580C
Pending, Draft
Danger
#DC2626
Errors, Alerts
Surface
#F8FAFC
Backgrounds
Border
#E2E8F0
Dividers, Outlines

Typography

2>

Playfair Display provides scholarly gravitas for headings, while Inter ensures maximum readability for UI and body text. All scaling follows a 1.25 modular ratio.

TokenPreviewPropertiesUsage
--ds-text-4xlEncyclopedia36px / Bold / 1.25Page titles
--ds-text-2xlSection Header24px / Semibold / 1.25Section titles
--ds-text-lgArticle Title18px / Semibold / 1.5Card headers
--ds-text-baseBody text defaults to 16px for optimal reading comfort across devices.16px / Regular / 1.5Paragraphs, UI
--ds-text-smCaption & Meta14px / Medium / 1.5Labels, hints
--ds-text-xsFine print & code12px / Regular / 1.4Tags, timestamps

Spacing & Grid

All spacing values derive from a 4px base unit. This ensures rhythmic consistency and predictable layout mathematics.

4px
8px
12px
16px
20px
24px
32px
40px
48px
64px

Components

Reusable, accessible UI primitives built with semantic HTML and CSS variables.

Buttons
<button class="ds-btn ds-btn-primary">Primary</button>
Form Elements
<input type="text" class="ds-input" placeholder="Search..." />

Knowledge Cards

The primary content container for articles, citations, and related topics.

Article Card
🔬
Quantum Entanglement
Physics • Last updated 2h ago
A physical phenomenon that occurs when a group of particles are generated, interact, or share spatial proximity in a way such that the quantum state of each particle cannot be described independently.
Peer-Reviewed Citation Ready 14.2k reads

Status & Tags

Visual indicators for content state, verification level, and editorial workflow.

Status Badges
Verified Under Review Flagged

CSS Tokens

Core variables for rapid implementation. All components inherit these values.

:root { --ds-font-sans: 'Inter', system-ui, sans-serif; --ds-font-serif: 'Playfair Display', serif; --ds-primary: #2563eb; --ds-accent: #d97706; --ds-border: #e2e8f0; --ds-sp-4: 16px; --ds-radius: 8px; --ds-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1); }