:host {
  display: block;
  background: white;
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
  padding-bottom: 10px;
  border-bottom: 1px solid #ecf0f1;
}

h2 {
  color: #2c3e50;
  font-size: 20px;
  margin: 0;
}

.stats {
  font-size: 14px;
  color: #7f8c8d;
}

.tests {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 15px;
}