body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #f4f6fb;
  color: #1f2937;
}

.container {
  max-width: 860px;
  margin: 40px auto;
  padding: 0 16px;
}

h1 {
  margin-bottom: 8px;
}

.subtitle {
  margin-top: 0;
  margin-bottom: 24px;
  color: #6b7280;
}

.actions {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}

.actions button {
  margin-top: 0;
}

.card {
  background: white;
  border-radius: 16px;
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

label {
  display: block;
  margin-bottom: 8px;
  margin-top: 12px;
  font-weight: 600;
}

select,
textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid #d1d5db;
  border-radius: 10px;
  box-sizing: border-box;
  font-size: 16px;
}

button {
  margin-top: 16px;
  padding: 12px 18px;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  background: #2563eb;
  color: white;
  font-size: 16px;
}

button:hover {
  opacity: 0.95;
}

.response {
  white-space: pre-wrap;
  line-height: 1.6;
  min-height: 80px;
}

#status {
  margin-bottom: 10px;
  color: #6b7280;
}

.note {
  color: #6b7280;
  font-size: 14px;
  text-align: center;
}