/* Elevation — Claude Design System.
   Color-block first, shadow rare. Most depth comes from cream-vs-dark surface contrast. */
:root {
  --shadow-none: none;
  --shadow-hover: 0 1px 3px rgba(20, 20, 19, 0.08);   /* rare hover-elevate */
  --ring-focus: 0 0 0 3px rgba(204, 120, 92, 0.15);   /* coral focus ring @15% */
}