brand: front-page header — mark only, the red wordmark carries the name

The header double-rendered 'Tactical Media Broadcast Hub': white via the
Logo lockup's wordmark, then again in red via the accent span. The mark
alone + the red span is the whole lockup the palette calls for.

apps/web/src/app/page.tsx

@@ -115,7 +115,7 @@ function ManualLanding(): React.ReactElement {
     <div className="min-h-dvh bg-bg text-text">
       <header className="sticky top-0 z-10 border-b border-border-subtle bg-surface">
         <div className="mx-auto flex max-w-2xl items-center gap-3 px-4 py-4">
-          <Logo size={26} />
+          <Logo size={26} withText={false} />
           <span className="flex-1 truncate text-xs font-bold tracking-tight text-accent">Tactical Media Broadcast Hub</span>
           <div className="flex shrink-0 items-center rounded-md border border-border bg-surface-2 p-0.5" role="group" aria-label={t({ es: "Idioma", en: "Language" })}>
             {(["es", "en"] as const).map((code) => (