Nested Container Clean Agency嵌套容器干净 Agency

Create a clean agency design system built from nested containers, with an outer editorial shell, inset dark feature blocks, rounded premium cards, and restrained accent color.

创建由嵌套容器构成的干净 agency 设计系统，包含外层编辑式外壳、内嵌深色功能块、圆角高级卡片，以及克制强调色。