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Adaptive Flutter layouts that respond to screen size, platform, and input device across mobile, tablet, desktop, and web. \n \n Three-step workflow: abstract common widgets, measure available space with MediaQuery or LayoutBuilder, and branch UI based on width breakpoints (compact <600, medium 600–840, expanded ≥840) \n Covers layout fundamentals including Flutter's constraint system, common patterns (Row, Column, Expanded, Container), and responsive grid/navigation examples \n Best practic

Comprehensive UI refactoring guide based on Refactoring UI by Adam Wathan & Steve Schoger, implemented with Tailwind CSS utility classes. Contains 52 rules across 9 categories, prioritized by design impact to guide automated refactoring and code generation. Uses Tailwind CSS v4 syntax (v3 notes provided where syntax differs).

Modern React state management with Redux Toolkit, Zustand, Jotai, and React Query for every state category. \n \n Covers five state types: local component state, global state, server state, URL state, and form state, with recommended solutions for each \n Includes complete TypeScript patterns for Redux Toolkit slices, Zustand with scalable slice architecture, Jotai atomic state, and React Query with optimistic updates \n Demonstrates combining client state (Zustand) with server state (React Quer

Complete reference for migrating UWP apps to WinUI 3 with before/after code examples. \n \n Maps all namespace changes from Windows.UI.Xaml.* to Microsoft.UI.Xaml.* , plus threading, windowing, and dialog APIs \n Covers the three most common Copilot mistakes: ContentDialog without XamlRoot, MessageDialog usage, and CoreDispatcher patterns \n Includes migration tables for window management, pickers, background tasks, settings, and GetForCurrentView() replacements \n Provides a 15-item migration c

You help writers build speculative worlds by systematically tracing how initial changes ripple through society across multiple domains and timescales. Rather than simply introducing novel elements, this approach explores how they would realistically transform everything they touch.

Self-contained HTML dashboards with Chart.js, filters, and professional styling. \n \n Provides complete patterns for KPI cards, line/bar/doughnut charts, sortable data tables, and dropdown or date-range filters that update all visualizations instantly \n Includes pre-built CSS system with responsive grid layouts, color variables, and print-friendly styling that works without external frameworks \n Embeds all data and logic directly in a single HTML file; no server or build step required \n Reco

CSS, JavaScript, and HTML standards for building Shopify Liquid themes with progressive enhancement and design tokens. \n \n BEM naming convention with single-level element nesting, CSS custom properties for all design values, and logical properties for RTL support \n Web Components pattern for component-scoped JavaScript using native browser APIs only; no external dependencies \n Progressive enhancement: semantic HTML first, then CSS, then optional JavaScript enhancements \n Defensive CSS pract

Expert UX design guidance for research, wireframing, prototyping, and design strategy. \n \n Covers the full UX process from user research and persona building through prototyping, usability testing, and design handoff \n Includes critical rules for accessibility (WCAG compliance), information architecture, interaction design, and visual hierarchy organized by priority \n Provides structured templates for personas, user flows, and design reviews with specific criteria and remediation guidance \n

Evaluate interfaces against proven UX principles. Based on Making UX Decisions by Tommy Geoco.

Design and implement append-only event stores for event-sourced systems. \n \n Covers architecture patterns, technology comparison (EventStoreDB, PostgreSQL, Kafka, DynamoDB), and core requirements including append-only semantics, ordering, versioning, and subscriptions \n Includes production-ready PostgreSQL schema with indexing strategy, snapshots table, and subscription checkpoints for managing consumer state \n Provides Python event store implementation with optimistic concurrency control, s