body {
  font-family: Arial, sans-serif;
  background: #000;
  color: #fff;
  margin: 0;
  padding: 0;
}
.form-box {
  background: #fff;
  color: #000;
  padding: 2rem;
  border-radius: 12px;
  max-width: 500px;
  margin: 3rem auto;
  text-align: center;
}
input, textarea {
  width: 100%;
  padding: 0.75rem;
  margin: 0.5rem 0;
  font-size: 1rem;
  border-radius: 8px;
  border: 1px solid #ccc;
}
button {
  background: #2d4de0;
  color: #fff;
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  cursor: pointer;
}
h1 {
  text-align: center;
  margin-top: 2rem;
  font-size: 2.5rem;
}
.intro {
  text-align: center;
  font-size: 1.2rem;
  margin-bottom: 2rem;
}
#response {
  margin-top: 1rem;
  font-size: 0.95rem;
  color: green;
}