body{
      background: radial-gradient(circle at top, #1e293b, #0f172a);
      color:#fff;
      font-family:'Segoe UI',sans-serif;
      min-height:100vh;
    }
    .cardx{
      background: rgba(17,24,39,0.88);
      border:1px solid rgba(255,255,255,.1);
      border-radius:1.2rem;
      backdrop-filter: blur(12px);
      box-shadow:0 10px 30px rgba(0,0,0,.45);
    }
    h2{ font-size:1.05rem; margin-top:1.5rem; }
    p{ color:rgba(255,255,255,.8); }