/* ALTCER shape tokens — Web Brand System v0.2 §5. Radius 0–2 px. No shadows. */
:root{
  --radius-none:0;
  --radius-control:2px;   /* small functional controls only */
  --radius-chip:999px;    /* semantic status chips only — encodes state, not brand style */
  --border-hairline:1px;
  --border-datum:2px;
  --border-datum-strong:3px;
  --shadow-none:none;     /* the only legal shadow value on an ALTCER surface */
  --focus-width:2px;
  --focus-offset:3px;
}