:root{--nx-color-primary: #2563eb;--nx-color-surface: #ffffff;--nx-color-text: #0f172a;--nx-color-accent: #10b981;--nx-font: system-ui, sans-serif;--nx-radius: 12px}*{box-sizing:border-box}body{margin:0;font-family:var(--nx-font);color:var(--nx-color-text);background:color-mix(in srgb,var(--nx-color-primary) 6%,var(--nx-color-surface))}