:root{
  --halo-font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Helvetica Neue, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  --halo-radius: 10px;
  --halo-color-bg: #0b0d12;
  --halo-color-surface: #11141a;
  --halo-color-muted: #7e8aa0;
  --halo-color-text: #e9eef7;
  --halo-color-accent: #6ea8fe;
  --halo-color-accent-2: #8b5cf6;
  --halo-color-warning: #f59e0b;
  --halo-color-error: #ef4444;
  --halo-color-success: #10b981;
  --halo-color-accent-light: rgba(110, 168, 254, 0.15);
  --halo-color-border: #1c2230;
  --halo-border: 1px solid #1c2230;
  --halo-shadow: 0 1px 2px rgba(0,0,0,.3), 0 8px 24px rgba(0,0,0,.35);
}