:root {
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;
  --space-32: 128px;

  /* Radii — packaging + soft UI reads round, not sharp */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;
  --radius-pill: 999px;

  /* Shadows — soft, warm, low-contrast (no harsh drop shadows) */
  --shadow-sm: 0 1px 2px rgba(35, 35, 32, 0.06), 0 1px 1px rgba(35, 35, 32, 0.04);
  --shadow-md: 0 4px 12px rgba(35, 35, 32, 0.08), 0 2px 4px rgba(35, 35, 32, 0.05);
  --shadow-lg: 0 12px 32px rgba(28, 23, 64, 0.14), 0 4px 10px rgba(28, 23, 64, 0.08);
  --shadow-night: 0 20px 48px rgba(17, 13, 46, 0.35);

  /* Motion — calm, unhurried; sleep brand avoids snappy/bouncy easing */
  --ease-standard: cubic-bezier(0.4, 0, 0.2, 1); /* @kind other */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1); /* @kind other */
  --duration-fast: 150ms; /* @kind other */
  --duration-base: 240ms; /* @kind other */
  --duration-slow: 420ms; /* @kind other */
}