* { box-sizing: border-box; }
body {
  font-family: -apple-system, Arial, sans-serif;
  margin: 0;
  padding: 24px;
  color: #222;
  background: #fafafa;
}
.site-header {
  text-align: center;
  margin-bottom: 32px;
}
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px;
  max-width: 1200px;
  margin: 0 auto;
}
.card {
  background: #fff;
  border: 1px solid #eee;
  border-radius: 8px;
  padding: 14px;
  text-align: center;
  text-decoration: none;
  color: #222;
  transition: box-shadow 0.15s;
}
.card:hover {
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}
.card img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: 6px;
}
.card h3 {
  font-size: 15px;
  margin: 10px 0 0;
}
.back-link {
  display: inline-block;
  margin-bottom: 20px;
  color: #555;
  text-decoration: none;
}
.product-detail {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}
.product-detail img {
  width: 100%;
  max-height: 400px;
  object-fit: cover;
  border-radius: 8px;
}
.quote-btn {
  display: inline-block;
  margin-top: 16px;
  padding: 12px 24px;
  background: #222;
  color: #fff;
  text-decoration: none;
  border-radius: 4px;
}
.price {
  font-size: 20px;
  font-weight: 600;
  margin-top: 16px;
}