style(frontend): 对齐 Alright 主题并接入离线字体

- 主题色板、圆角、阴影与 0.3s 缓动对齐参考站点,布局与尺寸不变
- index.html 预加载本地字体,index.css 定义 LXGW WenKai / Outfit-Medium
- 新增断网渲染端到端用例与 ADR-0006
This commit is contained in:
2026-10-26 00:38:15 +08:00
parent e555610037
commit 773196d689
6 changed files with 247 additions and 107 deletions
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