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Docs/Theming & Design System/Design Token Reference
Updated October 2026

Design Token Reference

Complete reference of CSS custom properties prefixed with --gk- governing surfaces, blur, typography, and tones.

All toastory components are styled using CSS Custom Properties prefixed with --gk-:

TokenPurposeExample Value
--gk-bgTranslucent background surface colorrgba(255, 255, 255, 0.72)
--gk-bg-solidFallback background for older browsers#ffffff
--gk-fgPrimary foreground text color#0a0a0c
--gk-mutedSecondary subtitle text color#64748b
--gk-borderBorder color and divider linesrgba(255, 255, 255, 0.45)
--gk-radiusCorner border radius20px
--gk-blurCSS backdrop-filter blur radius22px
--gk-saturateCSS backdrop-filter saturation multiplier180%
--gk-shadowMulti-layer drop shadow and inner highlights0 8px 32px rgba(0,0,0,0.12)
--gk-accentPrimary action and button background#2563eb
--gk-accent-fgText on top of accent background#ffffff
--gk-successSuccess badge and status tone#10b981
--gk-errorError badge and danger button background#ef4444
--gk-warningCaution and warning tone#f59e0b
--gk-infoInformational tone#3b82f6
--gk-durationSpring transition duration0.38s
--gk-easeSpring cubic-bezier easing curvecubic-bezier(0.22, 1, 0.36, 1)

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