Function applyPlayerWidthMode

theme.js:7112–7116

(mode)

  var FLOATING_PLAYER_KEY = "glowify-floating-player";
  function updateFloatingPlayerCss(on) {
    const css = on ? [
      // z-index: out of grid flow the bar's paint order would otherwise rest on
      // DOM order alone, leaving it at the mercy of whatever main-view stacks
      // over its strip. Pin it above the content it now floats on top of.
      //
      // Spotify's own token, not a number: its scale puts the cinema view at 5
      // while its controls are showing (the variable is literally named
      // "above everything except now playing bar"), the bar at 6, and the