:root{--nsg-blue:#2c6e8a;--nsg-blue-dark:#1d4d61;--nsg-ink:#2b2b2b;--nsg-text:#555;--nsg-muted:#6a6a6a;--nsg-grey:#666;--nsg-paper:#f3f3f2;--nsg-line:#d6d6d6;--nsg-gutter:clamp(16px,4vw,40px)}