:root { color-scheme: light; --bg:#f4f7fb; --fg:#1a2332; --acc:#2f6fed; }
*{box-sizing:border-box} body{margin:0;font-family:Georgia,serif;background:linear-gradient(160deg,#eef3fa,#f8fafc 45%,#e8eef8);color:var(--fg);min-height:100vh}
main{max-width:40rem;margin:12vh auto;padding:2rem;background:rgba(255,255,255,.72);border:1px solid #d7e0ee;border-radius:12px}
h1{font-size:2rem;margin:0 0 .75rem} a{color:var(--acc)}