/* Prometheus Plasma Systems — Elevation, borders & motion tokens.
   Light, clean, restrained. Shadows are soft and cool, never heavy. */
:root {
  /* Borders */
  --border-width: 1px;
  --border-hairline: 1px solid var(--border-subtle);

  /* Shadows — cool-tinted, subtle */
  --shadow-xs: 0 1px 2px rgba(22,26,30,0.06);
  --shadow-sm: 0 1px 3px rgba(22,26,30,0.08), 0 1px 2px rgba(22,26,30,0.04);
  --shadow-md: 0 4px 12px rgba(22,26,30,0.08), 0 2px 4px rgba(22,26,30,0.04);
  --shadow-lg: 0 12px 32px rgba(22,26,30,0.10), 0 4px 8px rgba(22,26,30,0.05);

  /* Focus ring — navy, accessible */
  --focus-ring: 0 0 0 3px rgba(37,96,154,0.35);

  /* Motion */
  --ease-standard: cubic-bezier(0.2, 0, 0, 1); /* @kind other */
  --ease-out:      cubic-bezier(0.16, 1, 0.3, 1); /* @kind other */
  --dur-fast:   120ms; /* @kind other */
  --dur-base:   200ms; /* @kind other */
  --dur-slow:   320ms; /* @kind other */
}