body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #f9fafb;
  color: #1f2937;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 24px;
}

.page-header h1 {
  font-size: 24px;
  margin-bottom: 4px;
}

.updated {
  color: #6b7280;
  font-size: 14px;
  margin-bottom: 32px;
}

.main-content {
  display: flex;
  gap: 32px;
}

.sidebar {
  width: 250px;
  flex-shrink: 0;
  border-right: 1px solid #e5e7eb;
  padding-right: 16px;
}

.sidebar ul {
  list-style: none;
  padding: 0;
}

.sidebar a {
  display: block;
  padding: 8px;
  color: #4b5563;
  text-decoration: none;
  border-left: 3px solid transparent;
  transition: 0.2s;
}

.sidebar a:hover {
  color: #1d4ed8;
}

.sidebar a.active {
  font-weight: bold;
  color: #1d4ed8;
  border-left: 3px solid #1d4ed8;
  background-color: #f0f4ff;
}

.content {
  flex: 1;
  max-height: 70vh;
  overflow-y: auto;
  padding-right: 8px;
  scroll-behavior: smooth;
  line-height: 1.6;
}

.content h2 {
  margin-top: 24px;
  font-size: 20px;
  color: #111827;
}

.content p {
  margin-bottom: 16px;
}

.content::-webkit-scrollbar {
  width: 6px;
}
.content::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 4px;
}