Theme System:
- Add _theme-variables.scss with light (parchment) and dark color palettes
- Register theme options in system.json for Foundry v13 color scheme support
- Convert all SCSS color variables to CSS custom properties
- Update base, mixins, components, and sheet styles for theme support
- Add _applyThemeClass() to actor and item sheet classes
ProseMirror Editor Fix (v13 ApplicationV2):
- Replace {{editor}} helper with <prose-mirror> custom element
- Add TextEditor.enrichHTML() for rich text content preparation
- Update all 8 item templates (spell, weapon, armor, equipment, etc.)
- Fix toolbar hiding content by renaming wrapper to .editor-wrapper
- Style prose-mirror with sticky toolbar and proper flex layout
Roll Dialog & Chat Card Styling:
- Complete roll dialog styling with favor/hinder toggles, info panels
- Complete chat card styling with roll results, damage display, animations
- Mark tasks 5.7 and 5.8 complete in roadmap
- Add task 5.11 for deferred resizable editor feature
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Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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