body {
  margin: 0;
  padding: 0;
  background: #0b0b0c;
  color: #eee;
  font-family: system-ui, sans-serif;
}

.header {
  background: #111;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid #222;
}

.header a {
  color: #fff;
  text-decoration: none;
  margin-right: 1rem;
}

.wrap {
  max-width: 900px;
  margin: 2rem auto;
  padding: 0 1rem;
}

.lead {
  opacity: .8;
  margin-top: -1rem;
}

.card {
  border: 1px solid #333;
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  background: rgba(255,255,255,0.02);
  margin-bottom: 1.5rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
}

.module {
  border: 1px solid #333;
  border-radius: 12px;
  padding: 1rem;
  background: rgba(255,255,255,0.02);
  text-decoration: none;
  color: #fff;
  transition: background .2s, border-color .2s;
}

.module:hover {
  background: rgba(255,255,255,0.06);
  border-color: #555;
}

.footer {
  opacity: .6;
  font-size: .9rem;
  margin-top: 3rem;
  text-align: center;
}