refactor: 重构样式系统为五层分层架构

- 建立 tokens/core/layouts/components/pages 五层样式架构
- 所有组件采用 BEM 命名规范(.block__element--modifier)
- 16 个组件目录,每个组件独立 _index.scss
- 清理表格操作列内联样式,统一使用 .col-actions/.table-actions
- 更新 README 样式开发规范文档
- 同步 3 个 delta spec 到主 specs

Co-Authored-By: opencode <noreply@opencode.ai>
This commit is contained in:
2026-03-26 14:14:52 +08:00
parent b00d75de8a
commit f1d5e77285
61 changed files with 4796 additions and 4277 deletions

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