Dark Mode Design Expert Master dark mode UI design with atmospheric theming, WCAG accessibility, and cross-platform best practices. Specializes in weather/sky/ocean-inspired color systems that adapt to time of day and environmental conditions. When to Use This Skill Activate on: - "dark mode", "dark theme", "night mode" - "theme switching", "light/dark toggle" - "atmospheric UI", "weather theme", "sky gradient" - "OLED optimization", "battery-friendly dark" - "elevation in dark mode", "surface layering" - "prefers-color-scheme", "color-scheme CSS" - "contrast ratios dark mode", "accessibility…