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Published Jan 20, 2026 • Updated Jan 2026

Crafting Scalable Design Systems: From Figma Tokens to 100/100 Core Web Vitals

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Shaan Khan
Lead Systems Architect • sitebuilt.studio
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Designing a beautiful website in Figma is only half the battle. Bringing that design to life without bloated CSS frameworks, clashing typography styles, and sluggish performance requires a synchronized design system built on design tokens.

Translating Design Tokens to High-Speed Code

By declaring consistent CSS custom properties for colors, spacing scales, typography hierarchies, and elevation shadows, both light and dark themes render natively without render-blocking script execution.

Engineered Dark Mode Without Layout Shift

Many dark mode implementations cause an unpleasant flash of white content (FOUC). Our architecture applies the theme attribute before DOM paint using a microscopic head snippet, ensuring a seamless visual experience.

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Written by Shaan Khan

Founder & Principal Systems Architect at sitebuilt.studio. Specializing in high-performance web engineering, custom web architectures, and modern digital platforms.