.js-conclusion {
  max-width: 900px;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #4a5568;
}

.js-conclusion h2 {
  font-size: 28px;
  font-weight: 600;
  color: #2d3748;
  margin-bottom: 16px;
}

.js-conclusion p {
  font-size: 16px;
  line-height: 1.7;
}

.js-conclusion code {
  background: #f1f5f9;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.95em;
}

.js-conclusion a {
  color: #3182ce;
  text-decoration: none;
}

.js-conclusion a:hover {
  text-decoration: underline;
}

/* Box quảng cáo */
.promo-box {
  margin-top: 32px;
  padding: 28px 32px;
  border: 2px solid #b6a7d8;
  border-radius: 18px;
  background: #fff;
}

.promo-box p {
  margin: 0 0 20px;
  color: #4a5568;
}

.promo-link {
  font-weight: 600;
  color: #3182ce;
}