Date: 2026-08-08 21:25 Summary: Restyle the three home why cards with asymmetric shapes, index badges, and theme accents.
[question] 顶部三个卡片进行美化（可以调整卡片形状）
[try to solve]
Three Why cards are now article elements with 01/02/03 asymmetric index badges; each card uses different asymmetric corner radii; brand top edge stripe and corner theme glow; light hover lift. Colors and shadows based on --brand*. Ran build:site.
[actions]
- scripts/site/components/content-home.mjs
- public/styles/site.css (.home-why-item*)
- npm run build:site