* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --green: #00ff41;
  --green-dim: #00b32c;
  --green-dark: #003b0d;
  --bg: #0a0e0a;
  --surface: #0d130d;
  --border: #1a2e1a;
  --text: #c8f0c8;
  --text-muted: #5a8a5a;
}

html, body {
  height: 100%;
  height: 100dvh;
  background: var(--bg);
  font-family: 'Courier New', Courier, monospace;
  color: var(--text);
}