/* Elevation — validated shadow tokens only (from extraction evidence). Keep depth restrained. */
:root {
  --shadow-none: 0 0 0 0 rgba(255, 255, 255, 0);
  --shadow-card-subtle: 0 1px 3px 0 rgba(0, 0, 0, 0.22);
  --shadow-card-soft: 0 1px 2px 0 rgba(0, 0, 0, 0.4);
  --shadow-inset-subtle: inset 0 5px 5px 0 rgba(0, 0, 0, 0.03);
  --shadow-side-subtle: 3px 0 3px 0 rgba(0, 0, 0, 0.15);
  --shadow-hero: 0 20px 60px -20px rgba(7, 29, 73, 0.5);

  /* Focus ring — 3px outline observed on interactive elements */
  --focus-ring: 0 0 0 3px rgba(50, 147, 214, 0.5);
}