perf: remove animated logo from idle and loading surfaces

packages/ui/src/components/auth/SessionAuthGate.tsx

@@ -64,7 +64,7 @@ const AuthShell: React.FC<{ children: React.ReactNode }> = ({ children }) => (
 
 const LoadingScreen: React.FC = () => (
   <div className="flex min-h-screen items-center justify-center bg-background text-foreground">
-    <OpenChamberLogo width={120} height={120} isAnimated />
+    <OpenChamberLogo width={120} height={120} />
   </div>
 );
 

packages/ui/src/components/chat/ChatEmptyState.tsx

@@ -1,45 +1,16 @@
 import React from 'react';
 import { OpenChamberLogo } from '@/components/ui/OpenChamberLogo';
-import { TextLoop } from '@/components/ui/TextLoop';
 import { useThemeSystem } from '@/contexts/useThemeSystem';
 
-const phrases = [
-    "Fix the failing tests",
-    "Refactor this to be more readable",
-    "Add form validation",
-    "Optimize this function",
-    "Write tests for this",
-    "Explain how this works",
-    "Add a new feature",
-    "Help me debug this",
-    "Review my code",
-    "Simplify this logic",
-    "Add error handling",
-    "Create a new component",
-    "Update the documentation",
-    "Find the bug here",
-    "Improve performance",
-    "Add type definitions",
-];
-
 const ChatEmptyState: React.FC = () => {
     const { currentTheme } = useThemeSystem();
 
-    // Use theme's muted foreground for secondary text
     const textColor = currentTheme?.colors?.surface?.mutedForeground || 'var(--muted-foreground)';
 
     return (
         <div className="flex flex-col items-center justify-center min-h-full w-full gap-6">
-            <OpenChamberLogo width={140} height={140} className="opacity-20" isAnimated />
-            <TextLoop
-                className="text-body-md"
-                interval={4}
-                transition={{ duration: 0.5 }}
-            >
-                {phrases.map((phrase) => (
-                    <span key={phrase} style={{ color: textColor }}>"{phrase}…"</span>
-                ))}
-            </TextLoop>
+            <OpenChamberLogo width={140} height={140} className="opacity-20" />
+            <span className="text-body-md" style={{ color: textColor }}>Start a new chat</span>
         </div>
     );
 };

packages/ui/src/components/ui/ConfigUpdateOverlay.tsx

@@ -18,7 +18,7 @@ export const ConfigUpdateOverlay: React.FC = () => {
 
   return (
     <div className="fixed inset-0 z-[9999] flex flex-col items-center justify-center gap-6 backdrop-blur-md">
-      <OpenChamberLogo width={80} height={80} isAnimated />
+      <OpenChamberLogo width={80} height={80} />
       <p className="typography-body text-muted-foreground">
         {message}
       </p>

packages/ui/src/components/ui/OpenChamberLogo.tsx

@@ -81,7 +81,6 @@ export const OpenChamberLogo: React.FC<OpenChamberLogoProps> = ({
   className = '',
   width = 70,
   height = 70,
-  isAnimated = false,
 }) => {
   const themeContext = useOptionalThemeSystem();
 
@@ -192,23 +191,6 @@ export const OpenChamberLogo: React.FC<OpenChamberLogoProps> = ({
       role="img"
       aria-label="OpenChamber logo"
     >
-      <style>{`
-        @keyframes openchamber-logo-pulse {
-          0%, 100% { opacity: 1; }
-          50% { opacity: 0.4; }
-        }
-
-        .openchamber-logo-pulse {
-          animation: openchamber-logo-pulse 3s ease-in-out infinite;
-        }
-
-        @media (prefers-reduced-motion: reduce) {
-          .openchamber-logo-pulse {
-            animation: none;
-          }
-        }
-      `}</style>
-
       {/* Left face - base fill */}
       <path
         d={`M${center.x} ${center.y} L${left.x} ${left.y} L${bottomLeft.x} ${bottomLeft.y} L${bottom.x} ${bottom.y} Z`}
@@ -257,7 +239,7 @@ export const OpenChamberLogo: React.FC<OpenChamberLogoProps> = ({
       />
       
       {/* OpenCode logo on top face */}
-      <g className={isAnimated ? 'openchamber-logo-pulse' : undefined} opacity={1}>
+      <g opacity={1}>
         {/* 
           Isometric transform for top face:
           OpenCode logo (32x40 viewBox) centered and projected to isometric plane