* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    font-family: 'Arial', sans-serif;
    background: linear-gradient(to right, #141e30, #243b55);
    color: #fff;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
  }
  
  header {
    text-align: center;
    background: #111;
    padding: 2rem;
  }
  
  header h1 {
    font-size: 2.5rem;
    color: #00d9ff;
  }
  
  header p {
    margin-top: 0.5rem;
    font-size: 1.2rem;
  }
  
  .products {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    padding: 2rem;
    flex-grow: 1;
  }
  
  .product-card {
    background: #1e1e2f;
    border-radius: 12px;
    text-align: center;
    padding: 1rem;
    transition: 0.3s;
    box-shadow: 0 0 10px rgba(0,0,0,0.5);
  }
  
  .product-card:hover {
    transform: translateY(-5px);
    background: #292945;
  }
  
  .product-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 1rem;
  }
  
  .product-card h2 {
    margin-bottom: 0.5rem;
    color: #00d9ff;
  }
  
  .price {
    margin-bottom: 1rem;
    font-size: 1.2rem;
  }
  
  .product-card button {
    background-color: #00d9ff;
    color: #111;
    border: none;
    padding: 0.7rem 1.5rem;
    border-radius: 8px;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.3s;
  }
  
  .product-card button:hover {
    background-color: #00aacc;
  }
  
  footer {
    background: #111;
    text-align: center;
    padding: 1rem;
    font-size: 0.9rem;
    color: #666;
  }