:root{--uo-font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans KR",sans-serif;--uo-font-semibold:600;--uo-text-xs:0.75rem;--uo-text-sm:0.875rem;--uo-text-base:1rem;--uo-text-md:1.0625rem;--uo-text-lg:1.125rem;--uo-text-xl:1.25rem;--uo-text-2xl:1.5rem;--uo-text-3xl:1.875rem;--uo-color-signature:#2563eb;--uo-color-signature-soft:#eff6ff;--uo-color-signature-border:#bfdbfe;--uo-color-text-main:#111827;--uo-color-text-sub:#6b7280;--uo-color-text-muted:#9ca3af;--uo-color-bg-main:#f9fafb;--uo-color-bg-panel:#fff;--uo-color-border:#e5e7eb;--uo-radius-sm:0.25rem;--uo-radius-md:0.5rem;--uo-radius-xl:0.75rem;--uo-radius-2xl:1rem;--uo-radius-full:9999px;--uo-shadow-soft:0 1px 3px 0 rgba(0,0,0,.07),0 1px 2px -1px rgba(0,0,0,.07);--uo-shadow-panel:0 4px 6px -1px rgba(0,0,0,.07),0 2px 4px -2px rgba(0,0,0,.07)}*,:after,:before{box-sizing:border-box}body{margin:0;font-family:var(--uo-font-sans);color:var(--uo-color-text-main);background:var(--uo-color-bg-main);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}