/* Shared chrome for the server-rendered marketing pages (Razor, _MarketingLayout). Two sources are merged here: 1. The global `wai-*` reset + keyframes that App.jsx used to inject into at runtime. 2. The nav/footer styles that lived as React inline style objects in AppNav.jsx / AppFooter.jsx. They are class-driven now: site.js toggles .is-dark / .is-scrolled instead of recomputing style props. */ /* ── Globals (ported from App.jsx's injected