fix(videos): enhance ambient compositions visibility and atmosphere

- FloatingTools: increase layer opacities (back 0.12, mid 0.22, front 0.35),
  add depth-of-field blur (1px back, 0.5px mid), radial vignette overlay,
  increase X oscillation amplitude from 3px to 8px
- BrandGradient: add center SnapOtter logo with subtle scale pulse, scatter
  faint tool names at 5% opacity for texture, add radial vignette
- FormatUniverse: replace buggy ghost badge duplicates with proper CSS opacity
  trail (3 copies at decreasing opacity: 1.0, 0.3, 0.1), increase logo pulse
  from 3% to 5% scale oscillation, add faint elliptical SVG orbit ring lines
  at 5% opacity behind each ring

apps/videos/src/compositions/x-launch/scenes/HookScene.tsx

@@ -1,5 +1,5 @@
 import type React from "react";
-import { AbsoluteFill, interpolate, useCurrentFrame } from "remotion";
+import { AbsoluteFill, useCurrentFrame } from "remotion";
 import { ClipReveal } from "@/components/ClipReveal";
 import { COLOR } from "@/lib/colors";
 import { TEXT } from "@/lib/fonts";