* {
  box-sizing: border-box;
  font-family: Arial, Helvetica, sans-serif;
}

body {
  background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0;
  color: #fff;
}

.card {
  background: rgba(255,255,255,0.08);
  padding: 30px 40px;
  border-radius: 16px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
  text-align: center;
  width: 320px;
}

h1 {
  margin: 0;
  font-size: 26px;
}

.subtitle {
  color: #ccc;
  margin-bottom: 20px;
}

#data p {
  margin: 10px 0;
  font-size: 16px;
}

a {
  display: inline-block;
  margin-top: 15px;
  padding: 10px 16px;
  background: #00c6ff;
  color: #003;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: 0.2s;
}

a:hover {
  background: #00a3d9;
}