Brand with Bayside Academy navy + logo

- Theme primary -> Bayside navy (#06315a) in light & dark, sidebar + focus ring
- Bayside logo in the sidebar, login page, and public intake header
- Login title -> Bayside Academy

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

src/routes/_authenticated/route.tsx

@@ -49,8 +49,8 @@ function ProtectedLayout() {
   return (
     <div className="min-h-screen bg-muted/20 flex">
       <aside className="w-60 bg-card border-r flex flex-col">
-        <div className="h-16 border-b flex items-center gap-2 px-4 font-semibold">
-          <GraduationCap className="h-5 w-5 text-primary" /> School Portal
+        <div className="h-16 border-b flex items-center px-4">
+          <img src="/bayside-logo.png" alt="Bayside Academy" className="h-9 w-auto" />
         </div>
         <nav className="p-3 flex-1 space-y-1">
           {nav.filter((n) => n.show).map((n) => {