:root{--space-1:.25rem;--space-2:.5rem;--space-3:1rem;--space-4:1.5rem;--space-5:2rem;--radius:.625rem;--color-accent:#0070f3;--color-border:#eaeaea;--color-muted:#666;--section-gap:var(--space-5);--max-grid:75rem;--section-width:50rem;--font-code:"Nanum Gothic Coding",Monaco,Lucida Console,Liberation Mono,DejaVu Sans Mono,Bitstream Vera Sans Mono,Courier New,Consolas,monospace}html,body{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif}a{color:inherit;text-decoration:none}*{box-sizing:border-box}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}