:root{--paper:#fff;--band:#f4f7fb;--surface:#fff;--ink:#111825;--ink-soft:#556072;--ink-faint:#8a94a6;--line:#e2e7ef;--line-strong:#ccd4e0;--brand:#0f4fa8;--brand-strong:#0a3a7d;--brand-tint:#e9f0fa;--status-live:#0f8a4d;--status-beta:#0f4fa8;--status-wip:#b06a00;--status-archived:#8a94a6;--font-display:"Archivo", "Noto Sans JP", system-ui, sans-serif;--font-body:"Noto Sans JP", system-ui, -apple-system, "Segoe UI", sans-serif;--font-mono:"DM Mono", ui-monospace, SFMono-Regular, "Consolas", monospace;--s-1:.25rem;--s-2:.5rem;--s-3:.75rem;--s-4:1rem;--s-5:1.25rem;--s-6:1.5rem;--s-8:2rem;--s-10:2.5rem;--s-12:3rem;--s-16:4rem;--s-20:5rem;--measure:72rem;--gutter:clamp(1.25rem, 5vw, 3rem);--radius:10px;--radius-sm:6px;--header-h:3.5rem;--ease:cubic-bezier(.22, .61, .36, 1);--shadow:0 1px 2px #1118250d, 0 10px 28px 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