* {
  box-sizing: border-box;
}

body {
  font-family: "SF Pro Text", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  background: radial-gradient(circle at top, #f9efe5, #edf4f9);
  margin: 0;
  padding: 32px 16px;
  color: #1f2937;
}

main.card {
  max-width: 760px;
  margin: 0 auto;
  background: #ffffff;
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 20px 40px rgba(15, 23, 42, 0.12);
}

header h1 {
  margin: 0 0 8px 0;
  font-size: 28px;
}

header p {
  margin: 0;
  color: #5b6777;
}

.panel {
  margin-top: 20px;
  padding: 16px;
  border: 1px solid #e6e8ec;
  border-radius: 12px;
  background: #fafbfc;
}

label {
  display: flex;
  flex-direction: column;
  font-size: 14px;
  color: #4b5563;
  margin-bottom: 12px;
}

label input {
  margin-top: 6px;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid #d1d5db;
  font-size: 14px;
}

.row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}

.checkbox {
  flex-direction: row;
  gap: 8px;
  align-items: center;
}

button {
  background: #1c3d5a;
  color: #ffffff;
  border: none;
  padding: 10px 16px;
  border-radius: 10px;
  font-size: 14px;
  cursor: pointer;
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.results pre {
  background: #0f172a;
  color: #f9fafb;
  padding: 12px;
  border-radius: 10px;
  white-space: pre-wrap;
}

.result-block {
  margin-top: 12px;
}

audio {
  width: 100%;
  margin-top: 6px;
}

#recordingPreview {
  max-width: 240px;
}