[data-theme="crt"] {
  --color-bg:        #0a0a0a;
  --color-surface:   #0f0f0f;
  --color-surface2:  #141414;
  --color-border:    rgba(0,255,173,0.15);
  --color-accent:    #00ffad;
  --color-secondary: #00d9ff;
  --color-text:      #ccffee;
  --color-muted:     #3a6655;

  --font-mono:  'VT323', monospace;
  --font-size:  15px;

  --scanlines: repeating-linear-gradient(
    0deg,
    rgba(0,0,0,0.18) 0px,
    rgba(0,0,0,0.18) 1px,
    transparent 1px,
    transparent 2px
  );

  --glow-accent: 0 0 8px rgba(0,255,173,0.5);
  --glow-text:   0 0 6px rgba(0,255,173,0.3);
}