feat: theme refactor

[SoonIter]

Summary

feat: theme refactor

Related Issue

Checklist

• Tests updated (or not required).
• Documentation updated (or not required).

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[Copilot]

Pull Request Overview

This PR implements a comprehensive theme refactor for the Rspress documentation framework, modernizing the UI with improved styling, better component organization, and enhanced functionality.

• Replaces Tailwind classes with CSS modules for better maintainability
• Refactors navigation bar with new dropdown components and improved layout
• Reorganizes code block components with separated concerns
• Adds progress tracking and scroll-to-top functionality to the sidebar

Reviewed Changes

Copilot reviewed 90 out of 95 changed files in this pull request and generated 1 comment.

Show a summary per file

File	Description
website/docs/*/guide/basic/_meta.json	Adds "new" tag and collapsed state to MDX documentation
packages/theme-default/src/styles/*	Updates CSS variables, color schemes, and component styling
packages/theme-default/src/components/NewNav/*	New navigation component with dropdown menus and improved layout
packages/theme-default/src/components/Sidebar/*	Refactored sidebar with modular components and dynamic state
packages/theme-default/src/layout/DocLayout/docComponents/*	Reorganized MDX components with CSS modules
packages/theme-default/src/components/Aside/*	Enhanced table of contents with progress tracking

Files not reviewed (1)

• pnpm-lock.yaml: Language not supported

Comments suppressed due to low confidence (2)

packages/theme-default/src/components/NewNav/NarTitle.tsx:1

• The filename 'NarTitle.tsx' contains a typo. It should be 'NavTitle.tsx' to match the exported component name.

import {

packages/shared/src/types/defaultTheme.ts:1

• The removal of 'enableScrollToTop' configuration option is a breaking change that should be documented. Consider adding a migration note or deprecation warning for users who were using this option.

export interface Config {

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