:root[data-theme="blueprint"] {
  --color-bg:              #1e3a8a;
  --color-surface:         #1e40af;
  --color-surface-alt:     #1d4ed8;
  --color-border:          #93c5fd;
  --color-primary:         #ffffff;
  --color-primary-hover:   #dbeafe;
  --color-primary-glow:    rgba(255, 255, 255, 0.15);
  --color-text:            #ffffff;
  --color-text-muted:      #93c5fd;
  --color-text-on-primary: #1e3a8a;
  --color-accent:          #bfdbfe;
  --font-heading:          'Courier New', Courier, monospace;
  --font-body:             'Courier New', Courier, monospace;
  --radius-sm:             0px;
  --radius-md:             0px;
  --radius-lg:             0px;
  --radius-full:           9999px;
  --transition:            all 0.3s ease;
  --shadow-sm:             0 2px 8px rgba(0,0,0,0.4);
  --shadow-md:             0 4px 16px rgba(0,0,0,0.5);
  --shadow-lg:             0 8px 32px rgba(0,0,0,0.6);
  --shadow-neu-out:        none;
  --shadow-neu-in:         none;
}