body {
  font-family: system-ui, -apple-system, sans-serif;
  line-height: 1.5;
  margin: 0;
  padding: 20px;
  background-color: #fff;
  color: #333;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  background: white;
  border: 1px solid #ddd;
  border-radius: 8px;
}

.header {
  background: #f8f9fa;
  color: #333;
  padding: 30px;
  text-align: center;
  border-bottom: 1px solid #ddd;
}

.header h1 {
  margin: 0;
  font-size: 2em;
  font-weight: 600;
}

.header p {
  margin: 10px 0 0 0;
  color: #666;
  font-size: 1em;
}

.content {
  padding: 30px;
}

.version-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.version-item {
  background: #f8f9fa;
  border: 1px solid #ddd;
  border-radius: 6px;
  padding: 15px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.version-item:hover {
  background: #e9ecef;
}

.version-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.version-badge {
  display: inline-block;
  background: #333;
  color: white;
  padding: 4px 8px;
  border-radius: 12px;
  font-size: 0.85em;
  font-weight: 500;
}

.version-links {
  display: flex;
  gap: 10px;
}

.version-links a {
  text-decoration: none;
  color: #0066cc;
  font-weight: 500;
  padding: 6px 12px;
  border: 1px solid #0066cc;
  border-radius: 6px;
}

.version-links a:hover {
  background: #0066cc;
  color: white;
}

.version-links a.disabled {
  color: #999;
  border-color: #ccc;
  cursor: not-allowed;
  opacity: 0.6;
}

.empty-state {
  text-align: center;
  color: #666;
  font-style: italic;
  padding: 30px;
}

.footer {
  background: #f8f9fa;
  padding: 20px;
  text-align: center;
  color: #666;
  border-top: 1px solid #ddd;
  font-size: 0.9em;
}