:root{--paper: #f5f4ef;--paper-raised: #fbfaf7;--paper-sunk: #ecebe4;--ink: #1f2622;--ink-soft: #4a524c;--stone: #686e67;--rule: #dcd9cf;--rule-strong: #b9b5a7;--sage: #5b7160;--sage-wash: #dde3d9;--accent: #b26a4b;--accent-ink: #94512f;--focus: #94512f;--deep: #1d2620;--deep-raised: #253029;--deep-ink: #eeebe2;--deep-soft: #b3b8ad;--deep-rule: #36423a;--font-sans: "Instrument Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;--font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;--step--1: .8125rem;--step-0: 1.0625rem;--step-1: 1.3125rem;--step-2: 1.625rem;--step-3: clamp(1.875rem, 1.4rem + 1.6vw, 2.5rem);--step-4: clamp(2.25rem, 1.4rem + 3.4vw, 4.25rem);--step-display: clamp(3rem, 1.6rem + 5vw, 6.5rem);--gutter: clamp(1.25rem, .5rem + 4vw, 5rem);--section-space: clamp(6rem, 3.5rem + 9vw, 13rem);--measure: 62ch;--text-column: 40rem;--page: 1520px;--radius-s: 6px;--radius-m: 10px;--ease-out: cubic-bezier(.22, 1, .36, 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