Drop the chrome title, waveform and logo, the grain and the Unbounded font

Back to the plain bold title, the drawn waveform and the system font from
before the metal look. The spiky drop and its glow, the pre-blurred
backgrounds, the --energy fix, ?debug=drop and the desktop layout stay.

web/package.json

@@ -8,7 +8,6 @@
     "check": "tsc --noEmit"
   },
   "dependencies": {
-    "@fontsource-variable/unbounded": "^5.3.0",
     "hls.js": "1.7.4"
   },
   "devDependencies": {