*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--primary:#6366f1;--primary-dark:#4f46e5;--bg:#f8fafc;--surface:#fff;--border:#e2e8f0;--text:#0f172a;--muted:#64748b;--success:#22c55e;--warning:#f59e0b;--danger:#ef4444;--radius:12px}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Inter,sans-serif;font-size:14px}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:inherit}input,textarea,select{font-family:inherit}