* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: #f5f7fa;
  color: #1f2937;
}
.container {
  max-width: 760px;
  margin: 0 auto;
  padding: 24px 16px 48px;
}
header h1 { margin: 0 0 8px; font-size: 1.75rem; }
.subtitle { margin: 0; color: #6b7280; font-size: 0.95rem; }
.card {
  background: #fff;
  border-radius: 10px;
  padding: 20px 24px;
  margin-top: 20px;
  box-shadow: 0 1px 3px rgba(0,0,0,.08);
}
.card h2 { margin-top: 0; font-size: 1.1rem; }
label {
  display: block;
  margin-bottom: 14px;
  font-size: 0.9rem;
  color: #374151;
}
input[type=text], input[type=email] {
  display: block;
  width: 100%;
  margin-top: 6px;
  padding: 10px 12px;
  border: 1px solid #d1d5db;
  border-radius: 6px;
  font-size: 1rem;
}
.checkbox { display: flex; align-items: center; gap: 8px; }
.verification-fieldset {
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  padding: 12px 16px 8px;
  margin: 0 0 14px;
}
.verification-fieldset legend { font-size: 0.9rem; color: #374151; padding: 0 4px; }
.radio { display: flex; align-items: flex-start; gap: 8px; margin-bottom: 10px; font-size: 0.9rem; line-height: 1.4; }
.radio input { margin-top: 3px; }
.hint { margin: 4px 0 0; font-size: 0.85rem; line-height: 1.5; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 8px; }
button {
  border: none;
  border-radius: 6px;
  padding: 10px 18px;
  font-size: 0.95rem;
  cursor: pointer;
  background: #2563eb;
  color: #fff;
}
button.secondary { background: #e5e7eb; color: #111827; }
button:disabled { opacity: 0.6; cursor: not-allowed; }
.muted { color: #6b7280; line-height: 1.6; }
.step { font-weight: 600; margin-bottom: 6px; }
.note ul { margin: 0; padding-left: 20px; line-height: 1.7; }
.note code { background: #f3f4f6; padding: 2px 6px; border-radius: 4px; }
.status-ok { color: #059669; }
.status-warn { color: #d97706; }
.status-err { color: #dc2626; }