:root{--background:#ffffff;--foreground:#000000;--primary:#60a5fa;--primary-hover:#3b82f6;--secondary:#f3f4f6;--border:#e5e7eb;--text-secondary:#4b5563;--font-sans:Arial,Helvetica,sans-serif}*{box-sizing:border-box;padding:0;margin:0}html{scroll-behavior:smooth}body{max-width:100vw;overflow-x:hidden;font-family:var(--font-sans);background-color:var(--background);color:var(--foreground);line-height:1.5}a{color:inherit;text-decoration:none}button{cursor:pointer;border:none;background:none;font-family:inherit}