body {
  font-family: 'Inter', Arial, sans-serif;
  background: #f8fafc;
  color: #222;
  margin: 0;
}
header {
  background: #0ea5a3;
  color: #fff;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
header h1 {
  margin: 0;
  font-size: 2rem;
}
nav a {
  color: #fff;
  text-decoration: underline;
  font-size: 1rem;
}
main {
  max-width: 900px;
  margin: 2rem auto;
  padding: 1rem;
}
.intro {
  text-align: center;
  margin-bottom: 2rem;
}
.products {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  justify-content: center;
}
.product-card {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 16px rgba(14,165,163,0.08);
  padding: 1rem;
  width: 220px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.product-card img {
  width: 100%;
  border-radius: 8px;
  margin-bottom: 1rem;
}
.product-card h3 {
  margin: 0.5rem 0 0.25rem;
}
.product-card .price {
  color: #0ea5a3;
  font-weight: 600;
  margin-bottom: 0.75rem;
}
.product-card button {
  background: #0ea5a3;
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 0.5rem 1rem;
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.2s;
}
.product-card button:hover {
  background: #0e8e8e;
}
footer {
  text-align: center;
  color: #64748b;
  padding: 2rem 0 1rem;
  font-size: 0.95rem;
}