:root {
  /* Spacing — 4px base */
  --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;

  /* Radii — soft, never bubbly */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --radius-pill: 999px;

  /* Borders */
  --border-width: 1px;
  --border-width-strong: 2px;
  --focus-width: 3px;

  /* Shadows — warm-tinted, low and diffuse */
  --shadow-xs: 0 1px 2px rgba(41, 59, 53, 0.06);
  --shadow-sm: 0 1px 2px rgba(41, 59, 53, 0.05), 0 2px 6px rgba(41, 59, 53, 0.05);
  --shadow-md: 0 2px 4px rgba(41, 59, 53, 0.05), 0 8px 20px rgba(41, 59, 53, 0.08);
  --shadow-lg: 0 4px 8px rgba(41, 59, 53, 0.06), 0 18px 40px rgba(41, 59, 53, 0.12);
  --overlay-scrim: rgba(41, 59, 53, 0.42);

  /* Sizing */
  --control-sm: 36px;
  --control-md: 44px;   /* default — meets 44px target */
  --control-lg: 52px;
  --sidebar-width: 264px;
  --content-max: 1120px;

  /* Motion — gentle, no bounce */
  --ease-standard: cubic-bezier(0.2, 0, 0, 1); /* @kind other */
  --ease-exit: cubic-bezier(0.4, 0, 1, 1); /* @kind other */
  --duration-fast: 120ms; /* @kind other */
  --duration-base: 180ms; /* @kind other */
  --duration-slow: 260ms; /* @kind other */
}