html{scroll-behavior:smooth}body{font-family:Segoe UI,sans-serif;margin:0;padding:0;color:#222}a{text-decoration:none;color:#005ba1}.header{display:flex;justify-content:space-between;align-items:center;padding:1rem 2rem;background:#fff;border-bottom:1px solid #ddd}.logo{height:40px}