:root{--background:#f8f9fa;--foreground:#1a1a1a;--primary:#2563eb;--primary-hover:#1d4ed8;--border:#e5e7eb;--card-bg:#fff;--font-main:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--max-width:1200px}@media (prefers-color-scheme:dark){:root{--background:#0f172a;--foreground:#e2e8f0;--primary:#3b82f6;--primary-hover:#60a5fa;--border:#334155;--card-bg:#1e293b}}*{box-sizing:border-box;margin:0;padding:0}html,body{max-width:100vw;font-family:var(--font-main);background-color:var(--background);color:var(--foreground);-webkit-font-smoothing:antialiased;line-height:1.5;overflow-x:hidden}a{color:inherit;text-decoration:none}button{cursor:pointer;color:inherit;background-color:#0000;border:none;margin:0;padding:0;font-family:inherit}