:root {
  /* ---- Base spacing scale ---- */
  --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;
  --space-40: 160px;

  /* ---- Layout ---- */
  --page-margin: clamp(20px, 5vw, 96px);
  --content-max: 1280px;
  --section-gap: clamp(64px, 9vw, 160px);

  /* ---- Radii ---- */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-pill: 999px;

  /* ---- Shadows ---- */
  --shadow-sm: 0 1px 3px rgba(26,26,26,0.06);
  --shadow-md: 0 8px 24px rgba(26,26,26,0.08);
  --shadow-lg: 0 24px 60px rgba(26,26,26,0.12);
  --shadow-accent: 0 12px 28px rgba(254,76,0,0.28);

  /* ---- Motion ---- */
  --ease-out: 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: 160ms; /* @kind other */
  --duration-base: 320ms; /* @kind other */
  --duration-slow: 600ms; /* @kind other */
}