feat(frontend): add tactical HUD header and GSAP speaking-pulse loop to voice route

services/frontend/src/app/(dashboard)/voice/view.tsx

@@ -29,6 +29,7 @@ import {
   useVoiceListen,
   useVoiceStatus,
 } from "@/hooks";
+import { useStaggerReveal } from "@/hooks/use-gsap-animation";
 import type { Guild, VoiceStatus } from "@/lib/types";
 import { useWebSocket } from "@/lib/ws/context";
 
@@ -63,6 +64,12 @@ export function VoiceView({
   const [micVol, setMicVol] = useState(100);
   const [listenVol, setListenVol] = useState(75);
 
+  const hudRef = useStaggerReveal<HTMLDivElement>(".hud-tile", {
+    stagger: 0.06,
+    y: 14,
+    dependencies: [status],
+  });
+
   useEffect(() => {
     const unsub = subscribe(ws);
     return unsub;
@@ -124,8 +131,37 @@ export function VoiceView({
   };
 
   return (
-    <div className="space-y-5">
-      <GlassPanel>
+    <div ref={hudRef} className="space-y-4">
+      {/* Tactical HUD Header Bar */}
+      <div className="hud-tile flex flex-wrap items-center justify-between gap-3 border-b border-hairline pb-3">
+        <div className="flex items-center gap-3">
+          <div className="relative flex size-3 items-center justify-center">
+            <span
+              className={`absolute inline-flex size-full rounded-full opacity-75 ${
+                connected ? "animate-ping bg-signal" : "bg-vermilion"
+              }`}
+            />
+            <span
+              className={`relative inline-flex size-2 rounded-full ${
+                connected ? "bg-signal" : "bg-vermilion"
+              }`}
+            />
+          </div>
+          <h1 className="font-mono text-xs font-semibold tracking-widest text-ink uppercase">
+            VOICE MATRIX · LIVE_LINK
+          </h1>
+        </div>
+        <div className="inline-flex items-center gap-1.5 rounded-sm bg-surface px-2 py-0.5 font-mono text-[11px] text-ink-soft">
+          <span className="text-ink-faint">LINK:</span>
+          <span
+            className={`font-bold ${connected ? "text-signal" : "text-vermilion"}`}
+          >
+            {connected ? "ESTABLISHED" : "STANDBY"}
+          </span>
+        </div>
+      </div>
+
+      <GlassPanel className="hud-tile">
         <div className="flex flex-wrap items-center justify-between gap-3">
           <GuildChannelPicker
             mode="voice"
@@ -238,10 +274,10 @@ export function VoiceView({
         </div>
       </GlassPanel>
 
-      <div className="grid gap-5 lg:grid-cols-3">
-        <GlassPanel className="lg:col-span-2">
+      <div className="grid gap-4 lg:grid-cols-3">
+        <GlassPanel className="hud-tile lg:col-span-2">
           <SectionHeader
-            eyebrow="stage"
+            eyebrow="stage · radar"
             title="Live speakers"
             action={
               <span className="mono text-xs text-ink-faint">
@@ -283,7 +319,7 @@ export function VoiceView({
           )}
         </GlassPanel>
 
-        <GlassPanel>
+        <GlassPanel className="hud-tile">
           <SectionHeader eyebrow="links" title="Connections" />
           <div className="space-y-2">
             {(status?.connections ?? []).map((c) => (

services/frontend/src/components/voice/voice-stage.tsx

@@ -16,6 +16,10 @@ export function VoiceStage({ speakers }: { speakers: ActiveSpeaker[] }) {
   const n = speakers.length;
   const speaking = speakers.filter((s) => s.speaking).length;
   const live = speaking > 0;
+  const speakingIds = speakers
+    .filter((s) => s.speaking)
+    .map((s) => s.userId)
+    .join(",");
 
   useGSAP(
     () => {
@@ -39,6 +43,37 @@ export function VoiceStage({ speakers }: { speakers: ActiveSpeaker[] }) {
     { scope: containerRef, dependencies: [speakers.length] },
   );
 
+  // Reactive pulse ring loop keyed to active speaking set — cleared on stop.
+  useGSAP(
+    () => {
+      if (!containerRef.current) return;
+      const prefersReduced = window.matchMedia(
+        "(prefers-reduced-motion: reduce)",
+      ).matches;
+      if (prefersReduced) return;
+
+      const ringNodes = containerRef.current.querySelectorAll(
+        ".speaker-pulse-ring",
+      );
+      if (ringNodes.length === 0) return;
+
+      const tl = gsap.timeline({ repeat: -1, yoyo: true });
+      tl.to(ringNodes, {
+        scale: 1.18,
+        opacity: 0.35,
+        duration: 0.55,
+        ease: "sine.inOut",
+        stagger: { each: 0.08, from: "random" },
+      });
+
+      return () => {
+        tl.kill();
+        gsap.set(ringNodes, { clearProps: "scale,opacity" });
+      };
+    },
+    { scope: containerRef, dependencies: [speakingIds] },
+  );
+
   return (
     <div
       ref={containerRef}
@@ -91,7 +126,7 @@ export function VoiceStage({ speakers }: { speakers: ActiveSpeaker[] }) {
                   ring={s.speaking}
                 />
                 {s.speaking && (
-                  <span className="absolute -inset-1 rounded-full ring-2 ring-signal ring-offset-2 ring-offset-canvas animate-pulse-ring" />
+                  <span className="speaker-pulse-ring absolute -inset-1 rounded-full ring-2 ring-signal ring-offset-2 ring-offset-canvas" />
                 )}
               </span>
               <span className="font-mono max-w-[100px] truncate rounded-md border border-hairline bg-canvas-2/90 px-2 py-0.5 text-[10px] font-semibold text-ink shadow-md backdrop-blur-md">