:root {
  --primary-color: #2563eb;
  --bg-color: #f8fafc;
  --text-color: #1e293b;
  --card-bg: #ffffff;
  --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.5;
  margin: 0;
  padding: 2rem;
}

.container {
  max-width: 900px;
  margin: 0 auto;
}

header {
  text-align: center;
  margin-bottom: 3rem;
}

h1 {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.repo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.repo-card {
  background: var(--card-bg);
  padding: 1.5rem;
  border-radius: 0.75rem;
  box-shadow: var(--shadow);
  transition: transform 0.2s;
  display: flex;
  flex-direction: column;
}

.repo-card:hover {
  transform: translateY(-4px);
}

.repo-card h3 {
  margin-top: 0;
  margin-bottom: 0.5rem;
}

.repo-card a {
  text-decoration: none;
  color: var(--primary-color);
}

.repo-card p {
  font-size: 0.9rem;
  color: #64748b;
  flex-grow: 1;
}

.repo-stats {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  margin-top: 1rem;
  color: #94a3b8;
}

.badge {
  background: #e2e8f0;
  padding: 0.2rem 0.5rem;
  border-radius: 0.25rem;
}