验收：★ Featured 与 Built-with（厂商标 + Opus 5.5 · Max）同一行、同高、字号/内边距/圆角一致；悬停浮层与 SVG 复制保持 #278。
Opus 5.5 · Max
Measured when this skill was made
悬停 / 点击 Built-with 看 Build cost；复制为 SVG 图标。
measuring…