:root {
  /* Approved AgriSignal cockpit severity language. */
  --critical: #ff3b30;   /* red: stop / critical */
  --attention: #ffb000;  /* amber: act now */
  --watch: #f6d84a;      /* yellow: investigate */
  --favourable: #1ea855; /* green: good / favourable / resolved — bold, not minty/pastel */
  --normal: #252a28;     /* grey: normal / informational */
}