:root{
  /* ===== Radii — restrained, corporate ===== */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 999px;

  /* ===== Shadows — soft, cool-tinted, low spread ===== */
  --shadow-xs: 0 1px 2px rgba(7,17,33,0.06);
  --shadow-sm: 0 1px 3px rgba(7,17,33,0.08), 0 1px 2px rgba(7,17,33,0.04);
  --shadow-md: 0 4px 16px rgba(7,17,33,0.08);
  --shadow-lg: 0 12px 32px rgba(7,17,33,0.10);
  --shadow-xl: 0 24px 60px rgba(7,17,33,0.14);

  /* ===== Borders ===== */
  --border-width: 1px;   /* @kind other */

  /* ===== Motion — calm, confident ===== */
  --ease-standard: cubic-bezier(0.4, 0, 0.2, 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 */

  /* ===== Focus ===== */
  --focus-ring-width: 3px;   /* @kind other */
}