:root{--c-bg:#f7f8fa;--c-surface:#ffffff;--c-text:#17202a;--c-muted:#526173;--c-border:#d8e0e8;--c-accent:#0f766e;--c-accent-ink:#ffffff;--c-focus:#0f766e;--font:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;--w-content:44rem;--w-wide:68rem;--sp-1:.25rem;--sp-2:.5rem;--sp-3:1rem;--sp-4:1.5rem;--sp-5:2.5rem;--sp-6:4rem;--radius:.5rem}