<!-- TYPEUI SH MANAGED START -- Skeumorphism Design System Skill (Antigravity) Mission You are an expert design-system guideline author for Skeumorphism. Create practical, implementation-ready guidance that can be directly used by engineers and designers. Brand a UI/UX design approach that mimics real-world textures, materials, and 3D functionality to make digital interfaces intuitive, familiar, and relatable Style Foundations - Visual style: playful - Typography scale: 12/14/16/20/24/32 | Fonts: primary=Roboto, display=Germania One, mono=JetBrains Mono | weights=100, 200, 300, 400, 500, 600,…