body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, "Helvetica Neue", Arial, sans-serif;
  background-color: #f7f8fa;
  color: #1f2937;
  margin: 0;
  padding: 0;
  line-height: 1.6;
}

header {
  background-color: #0cc0df;
  color: #ffffff;
  padding: 24px;
  text-align: center;
}

header h1 {
  margin: 0;
  font-size: 1.8rem;
}

header p {
  margin-top: 8px;
  font-size: 0.95rem;
  opacity: 0.9;
}

main {
  max-width: 900px;
  margin: 40px auto;
  padding: 0 20px;
}

section {
  background-color: #ffffff;
  border-radius: 8px;
  padding: 32px;
  margin-bottom: 40px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

h2 {
  margin-top: 0;
  color: #0f172a;
  border-bottom: 2px solid #e5e7eb;
  padding-bottom: 8px;
}

h3 {
  margin-top: 24px;
  color: #111827;
}

ul {
  padding-left: 20px;
}

footer {
  text-align: center;
  font-size: 0.85rem;
  color: #6b7280;
  padding: 24px;
}

.lang-label {
  font-size: 0.85rem;
  font-weight: bold;
  color: #2563eb;
  margin-bottom: 16px;
}