AV Beat rebrand: theme swap (orange #E67E22 / near-black), logo, schema default → avb

- public/assets/images/logo.png + public/brand/logo*.png replaced with the 1320x310 AV Beat logo
- public/assets/logos/avbeat.png added as the canonical source
- tailwind.config.js + src/styles/tailwind.css + src/styles/redesign-tokens.css palette swapped (primary #0F0E0E, secondary #1D1A1A, accent #E67E22 orange, foreground #F0EBE6 warm white)
- Layout / robots / sitemap / home-page / about / contact / press-kit / team / global-error metadata switched to AV Beat (Where AV Meets IT)
- Bulk replaced 'Broadcast Beat'/'BroadcastBeat.com'/'broadcastbeat.com' across user-facing news/forum/marketplace/advertise/search/newsletter pages
- src/lib/supabase/{admin,server,client} now default to schema 'avb' (was 'bb') — overridable via NEXT_PUBLIC_SUPABASE_SCHEMA
- package.json renamed to 'avbeat'
- Single d60701 reference in about/team swapped to E67E22

Design-only replica — no article content migrated.

src/components/AskBBAI.tsx

@@ -15,7 +15,7 @@ export default function AskBBAI() {
     {
       role: "assistant",
       content:
-        "Hi — I'm BB AI. Ask me anything about broadcast, production, or post technology. I'll cite sources from the Broadcast Beat archive.",
+        "Hi — I'm BB AI. Ask me anything about broadcast, production, or post technology. I'll cite sources from the AV Beat archive.",
     },
   ]);
   const [err, setErr] = useState<string | null>(null);
@@ -71,7 +71,7 @@ export default function AskBBAI() {
           aria-label="Ask BB AI"
         >
           <span className="relative inline-block w-3 h-3">
-            <span className="absolute inset-0 rounded-full bg-[var(--color-text-info,#60a5fa)]" />
+            <span className="absolute inset-0 rounded-full bg-[var(--color-text-info,#E67E22)]" />
             <span className="bb-ring" />
           </span>
           <span className="font-serif">Ask BB AI</span>
@@ -88,7 +88,7 @@ export default function AskBBAI() {
           <header className="flex items-center justify-between px-5 py-4 border-b border-[#252525]">
             <div className="flex items-center gap-2">
               <span className="relative inline-block w-3 h-3">
-                <span className="absolute inset-0 rounded-full bg-[var(--color-text-info,#60a5fa)]" />
+                <span className="absolute inset-0 rounded-full bg-[var(--color-text-info,#E67E22)]" />
                 <span className="bb-ring" />
               </span>
               <h2 className="font-serif text-lg font-semibold text-white">BB AI</h2>
@@ -109,7 +109,7 @@ export default function AskBBAI() {
                   className={
                     "inline-block max-w-[85%] rounded px-3 py-2 text-sm whitespace-pre-wrap " +
                     (m.role === "user"
-                      ? "bg-[var(--color-text-info,#60a5fa)] text-black"
+                      ? "bg-[var(--color-text-info,#E67E22)] text-black"
                       : "bg-[#111] border border-[#252525] text-[#e5e7eb]")
                   }
                   dangerouslySetInnerHTML={{ __html: m.role === "assistant" ? linkifyMarkdown(m.content) : escapeHtml(m.content) }}
@@ -133,18 +133,18 @@ export default function AskBBAI() {
                 onKeyDown={(e) => e.key === "Enter" && send()}
                 placeholder="Ask about an event, a vendor, a workflow…"
                 disabled={busy}
-                className="flex-1 bg-[#111] border border-[#252525] rounded px-3 py-2 text-sm text-[#e5e7eb] focus:border-[var(--color-text-info,#60a5fa)] focus:outline-none"
+                className="flex-1 bg-[#111] border border-[#252525] rounded px-3 py-2 text-sm text-[#e5e7eb] focus:border-[var(--color-text-info,#E67E22)] focus:outline-none"
               />
               <button
                 onClick={send}
                 disabled={busy || !input.trim()}
-                className="bg-[var(--color-text-info,#60a5fa)] text-black font-semibold px-4 py-2 rounded text-sm disabled:opacity-40 disabled:cursor-not-allowed"
+                className="bg-[var(--color-text-info,#E67E22)] text-black font-semibold px-4 py-2 rounded text-sm disabled:opacity-40 disabled:cursor-not-allowed"
               >
                 Send
               </button>
             </div>
             <p className="text-[10px] font-mono text-[#6b7280] mt-2">
-              30 messages/hour · cites Broadcast Beat archive
+              30 messages/hour · cites AV Beat archive
             </p>
           </div>
         </div>
@@ -161,7 +161,7 @@ function linkifyMarkdown(s: string): string {
   let out = escapeHtml(s);
   out = out.replace(
     /\[([^\]]+)\]\(([^)]+)\)/g,
-    '<a href="$2" class="text-[#60a5fa] hover:underline">$1</a>'
+    '<a href="$2" class="text-[#E67E22] hover:underline">$1</a>'
   );
   out = out.replace(/\n/g, "<br/>");
   return out;