body {
  font-family: system-ui, sans-serif;
  margin: 0;
  background: #f6f7f9;
  color: #111;
}

.hero {
  text-align: center;
  padding: 60px 20px;
  background: #ffffff;
  border-bottom: 1px solid #ddd;
}

.logo {
  width: 80px;
  margin-bottom: 16px;
}

.tagline {
  font-size: 1.2rem;
  margin: 8px 0;
}

.doctrine {
  font-weight: bold;
  color: #2a5cff;
}

.block {
  max-width: 800px;
  margin: 40px auto;
  background: #fff;
  padding: 24px;
  border-radius: 8px;
  border: 1px solid #ddd;
}

.block h2 {
  margin-top: 0;
}

ul {
  padding-left: 20px;
}

.danger li {
  color: #b00020;
}

.note {
  font-size: 0.9rem;
  color: #555;
}

.output {
  margin-top: 16px;
  padding: 12px;
  background: #f0f0f0;
  border-radius: 6px;
}

.preview {
  background: #fafafa;
  border: 2px dashed #ccc;
}

.watermark {
  font-size: 0.8rem;
  color: #999;
}

footer {
  text-align: center;
  padding: 40px 20px;
  font-size: 0.9rem;
  color: #555;
}

.footer-note {
  font-size: 0.8rem;
  margin-top: 8px;
}