.pc-body {
  margin: 0;
  font-family: system-ui, sans-serif;
  background: #f5f7fb;
}

.pc-shell {
  max-width: 900px;
  margin: 0 auto;
  padding: 16px;
}

.pc-header {
  text-align: center;
  margin-bottom: 16px;
}

.pc-title {
  margin: 0;
  font-size: 1.8rem;
}

.pc-subtitle {
  margin: 4px 0 0;
  color: #667;
}

.pc-section {
  background: #ffffff;
  padding: 12px 16px;
  margin-bottom: 12px;
  border-radius: 12px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.05);
}

.pc-section h2 {
  margin-top: 0;
  font-size: 1.1rem;
}

.pc-hint {
  font-size: 0.85rem;
  color: #889;
}

.pc-primary {
  display: inline-block;
  padding: 10px 18px;
  background: #3a7bff;
  color: #fff;
  border: none;
  border-radius: 999px;
  font-weight: 600;
  cursor: pointer;
}

.pc-status {
  margin-top: 8px;
  font-size: 0.9rem;
  color: #2a6;
}