:root{
  /* Radii — moderate, kept intentionally restrained for a more grown-up feel */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 999px;

  /* Shadows — soft, tinted with the ink hue rather than flat black */
  --shadow-xs: 0 1px 2px rgba(31,42,68,0.06);
  --shadow-sm: 0 2px 6px rgba(31,42,68,0.08);
  --shadow-md: 0 8px 24px rgba(31,42,68,0.10);
  --shadow-lg: 0 18px 48px rgba(31,42,68,0.14);
  --shadow-focus: 0 0 0 3px rgba(0,177,172,0.35);

  /* Motion — quick, eased, no bounce (adult, not bubbly) */
  --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 */
}