:root {
  --primary: #101F2D;
}

body {
  margin: 0;
  font-family: Inter, sans-serif;
  background: #F4F6F8;
  color: #101F2D;
}

.topbar {
  background: var(--primary);
  color: white;
  padding: 16px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.container {
  padding: 40px 24px;
  max-width: 1200px;
  margin: auto;
}

.modules {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.card {
  background: white;
  border-radius: 12px;
  padding: 40px;
  text-align: center;
  font-size: 1.2rem;
  text-decoration: none;
  color: #101F2D;
  border: 1px solid #E0E3E7;
  transition: all 0.2s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}