body {
  font-family: system-ui, sans-serif;
  background: #fafafa;
  color: #333;
  margin: 0;
  padding: 0;
}

header {
  text-align: center;
  padding: 2rem 1rem;
  background: #fff;
  box-shadow: 0 1px 5px rgba(0,0,0,0.1);
}

#search {
  text-align: center;
  margin: 2rem;
}

#search input {
  width: 90%;
  max-width: 400px;
  padding: 0.75rem;
  font-size: 1rem;
  border: 1px solid #ccc;
  border-radius: 8px;
}

#listings {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  padding: 1rem;
  max-width: 1200px;
  margin: 0 auto;
}

.card {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  overflow: hidden;
  transition: transform 0.2s;
}

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

.card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.card-content {
  padding: 1rem;
}

.card h2 {
  margin: 0 0 0.5rem;
  font-size: 1.2rem;
}

.featured {
  border: 2px solid gold;
}