body {
  margin: 0;
  height: 100vh;
  background: linear-gradient(120deg, #0f2027, #203a43, #2c5364);
  display: flex;
  justify-content: center;
  align-items: center;
  font-family: Arial, sans-serif;
}

.background {
  position: absolute;
  width: 100%;
  height: 100%;
  backdrop-filter: blur(25px);
}

.card {
  position: relative;
  width: 340px;
  padding: 40px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 16px;
  backdrop-filter: blur(15px);
  box-shadow: 0 10px 40px rgba(0,0,0,0.4);
  color: white;
}

.card input {
  width: 100%;
  margin-top: 12px;
  padding: 12px;
  border-radius: 8px;
  border: none;
}

.card button {
  width: 100%;
  margin-top: 20px;
  padding: 12px;
}