rec {
  # Normalized semantic colors (theme-agnostic)
  colors = {
    bg = "#2e3440";
    bgAlt = "#3b4252";
    surface = "#3b4252";
    surfaceAlt = "#434c5e";
    border = "#4c566a";

    text = "#eceff4";
    textMuted = "#e5e9f0";

    primary = "#5e81ac"; # blue
    info = "#88c0d0"; # cyan/teal
    accent = "#b48ead"; # purple
    success = "#a3be8c"; # green
    warning = "#ebcb8b"; # yellow
    danger = "#bf616a"; # red
  };

  # Shared styling tokens for CSS consumers
  tokens = {
    opacity = "opacity: 0.85;";
    borderRadius = "border-radius: 1rem;";

    centerOptions = ''
      padding-top: 0.2rem;
      padding-bottom: 0.2rem;
      padding-left: 0.5rem;
      padding-right: 0.5rem;
      margin: 3px 0;
    '';

    borderRight = ''
      padding-top: 0.2rem;
      padding-bottom: 0.2rem;
      padding-left: 0.5rem;
      padding-right: 0.5rem;
      margin: 3px 0;
      border-radius: 0rem 1rem 1rem 0rem;
      margin-right: 0.5rem;
    '';

    borderLeft = ''
      padding-top: 0.2rem;
      padding-bottom: 0.2rem;
      padding-left: 0.5rem;
      padding-right: 0.5rem;
      margin: 3px 0;
      border-radius: 1rem 0rem 0rem 1rem;
      margin-left: 0.5rem;
    '';
  };

  # Legacy token aliases for back-compat
  defaultOpacity = tokens.opacity;
  defaultBorderRadius = tokens.borderRadius;
  defaultCenterOptions = tokens.centerOptions;
  borderRight = tokens.borderRight;
  borderLeft = tokens.borderLeft;

  # Back-compat: Nord-shaped groups for existing modules
  polarNight = {
    nord0 = "#2e3440";
    nord1 = "#3b4252";
    nord2 = "#434c5e";
    nord3 = "#4c566a";
  };

  snowStorm = {
    nord4 = "#d8dee9";
    nord5 = "#e5e9f0";
    nord6 = "#eceff4";
  };

  frost = {
    nord7 = "#8fbcbb";
    nord8 = "#88c0d0";
    nord9 = "#81a1c1";
    nord10 = "#5e81ac";
  };

  aurora = {
    nord11 = "#bf616a";
    nord12 = "#d08770";
    nord13 = "#ebcb8b";
    nord14 = "#a3be8c";
    nord15 = "#b48ead";
  };
}
