polish(video): larger homepage screenshot, faster code panel reveal

- Increase homepage screenshot size in LogoReveal (700px height, less margin)
- Reduce REST API code panel stagger delay from 15 to 8 frames
- Both panels now fill in closer together for better visual balance

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: Yonom

apps/video/src/scenes/ForDevelopers.tsx

@@ -220,7 +220,7 @@ export const ForDevelopers: React.FC = () => {
         }}
       >
         <CodeBlock lines={npmLines} label="npm package" staggerDelay={0} />
-        <CodeBlock lines={apiLines} label="REST API" staggerDelay={15} />
+        <CodeBlock lines={apiLines} label="REST API" staggerDelay={8} />
       </div>
 
       {/* Center label */}

apps/video/src/scenes/LogoReveal.tsx

@@ -74,10 +74,10 @@ export const LogoReveal: React.FC = () => {
       <div
         style={{
           position: "absolute",
-          bottom: 40,
-          left: 120,
-          right: 120,
-          height: 600,
+          bottom: 20,
+          left: 80,
+          right: 80,
+          height: 700,
           opacity: screenshotOpacity,
           transform: `scale(${screenshotScale})`,
           borderRadius: 16,