:root {
  --measure: 68ch;
  --shell: 1240px;
  --gutter: clamp(18px, 4vw, 48px);
  --step-0: clamp(1rem, .96rem + .2vw, 1.06rem);
  --step-1: clamp(1.2rem, 1.1rem + .5vw, 1.4rem);
  --step-2: clamp(1.6rem, 1.4rem + 1vw, 2.1rem);
  --step-3: clamp(2.2rem, 1.8rem + 2vw, 3.4rem);
  --step-4: clamp(3rem, 2.2rem + 4vw, 5.6rem);
  --ink-soft: color-mix(in srgb, var(--ink) 22%, transparent);
  --ink-line: color-mix(in srgb, var(--ink) 60%, transparent);
  --panel-soft: color-mix(in srgb, var(--panel) 82%, transparent);
  --ease: cubic-bezier(.16, .84, .44, 1);
  --dur: 320ms;
}
@media (prefers-reduced-motion: reduce) {
  :root { --dur: 1ms; }
}