* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: Arial, sans-serif;
}

body {
  padding: 16px;
  background-color: #f8f9fa;
  color: #333;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 12px;
  border-bottom: 2px solid #ddd;
}

.cart-btn {
  background: #007bff;
  color: #fff;
  padding: 8px 14px;
  border-radius: 6px;
  font-weight: bold;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 16px;
  margin: 20px 0;
}

.card {
  background: #fff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 12px;
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.card img {
  width: 100%;
  height: 110px;
  object-fit: cover;
  border-radius: 4px;
  margin-bottom: 8px;
}

.card h3 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.card p {
  color: #28a745;
  font-weight: bold;
  margin-bottom: 8px;
}

.card button {
  background: #28a745;
  color: white;
  border: none;
  padding: 8px;
  border-radius: 4px;
  cursor: pointer;
}

.cart-section {
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 8px;
  padding: 16px;
  margin-top: 20px;
}

.cart-item {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: 1px solid #eee;
}

.total-row {
  margin-top: 12px;
  font-size: 1.1rem;
}