body {
  margin: 0;
  font-family: 'Segoe UI', sans-serif;
  background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
  display: flex;
  justify-content: center;
  padding: 40px 20px;
  color: white;
}

.container {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  padding: 30px;
  border-radius: 15px;
  width: 100%;
  max-width: 500px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

h1 {
  text-align: center;
  margin-bottom: 10px;
}

.subtitle {
  text-align: center;
  font-size: 14px;
  margin-bottom: 25px;
  opacity: 0.8;
}

.form-group {
  margin-bottom: 18px;
}

label {
  display: block;
  margin-bottom: 6px;
  font-weight: 500;
}

input,
select,
textarea {
  width: 100%;
  padding: 10px;
  border-radius: 8px;
  border: none;
  outline: none;
  font-size: 14px;
}

textarea {
  resize: none;
}

input[type='radio'],
input[type='checkbox'] {
  width: auto;
  margin-right: 8px;
}

button {
  width: 100%;
  padding: 12px;
  border-radius: 8px;
  border: none;
  background: #00c9a7;
  color: black;
  font-weight: bold;
  cursor: pointer;
  transition: 0.3s ease;
}

button:hover {
  background: #00b392;
  transform: translateY(-2px);
}

#form-message {
  margin-top: 10px;
  text-align: center;
  font-weight: bold;
  display: none;
}

.success {
  color: #00ffae;
  display: block;
}

.error {
  color: #ff6b6b;
  display: block;
}