:root {
  /* Soft, premium shadow system — low-contrast, never harsh */
  --shadow-xs: 0 1px 2px rgba(17, 17, 17, 0.05);
  --shadow-sm: 0 2px 8px rgba(17, 17, 17, 0.07);
  --shadow-md: 0 8px 24px rgba(17, 17, 17, 0.09);
  --shadow-lg: 0 16px 48px rgba(17, 17, 17, 0.12);
  --shadow-xl: 0 24px 64px rgba(17, 17, 17, 0.16);

  /* Focus ring — accessible, on-brand */
  --shadow-focus: 0 0 0 4px rgba(0, 147, 224, 0.20);

  /* Card-specific: soft ambient + tight contact shadow */
  --shadow-card: 0 1px 2px rgba(17,17,17,0.04), 0 8px 24px rgba(17,17,17,0.06);
  --shadow-card-hover: 0 4px 8px rgba(17,17,17,0.06), 0 16px 40px rgba(17,17,17,0.10);

  /* Motion */
  --ease-standard: cubic-bezier(0.16, 1, 0.3, 1); /* @kind other */
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1); /* @kind other */
  --duration-fast: 120ms; /* @kind other */
  --duration-base: 200ms; /* @kind other */
  --duration-slow: 360ms; /* @kind other */
}