:root{--primary:#2563eb;--primary-dark:#1e40af;--success:#10b981;--warning:#f59e0b;--error:#ef4444;--gray-50:#f9fafb;--gray-100:#f3f4f6;--gray-200:#e5e7eb;--gray-300:#d1d5db;--gray-400:#9ca3af;--gray-500:#6b7280;--gray-600:#4b5563;--gray-700:#374151;--gray-800:#1f2937;--gray-900:#111827;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif}*{box-sizing:border-box}body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--gray-50);color:var(--gray-800);margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;line-height:1.6}#root{min-height:100vh}*{transition:background-color .2s,color .2s}:focus-visible{outline:2px solid var(--primary);outline-offset:2px}button{cursor:pointer;font-family:inherit}::-webkit-scrollbar{width:10px}::-webkit-scrollbar-track{background:var(--gray-100)}::-webkit-scrollbar-thumb{background:var(--gray-300);border-radius:5px}::-webkit-scrollbar-thumb:hover{background:var(--gray-400)}