:root{--rn-primary:#c51f2b;--rn-text:#111318;--rn-muted:#68707b;--rn-border:#e5e7eb;--rn-bg:#fff;--rn-surface:#f6f7f8;--rn-dark:#101317;--rn-container:1240px;--rn-radius:2px;--rn-shadow:0 10px 30px rgba(0,0,0,.07)}