:root {
  --primary-color: #4caf50;
  --secondary-color: #45a049;
  --background-color: #f9f9f9;
  --text-color: #333;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--background-color);
  color: var(--text-color);
}

header {
  background-color: white;
  padding: 1rem 2rem;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cart-icon {
  cursor: pointer;
  font-size: 1.5rem;
  position: relative;
}

#cart-count {
  background-color: var(--primary-color);
  color: white;
  border-radius: 50%;
  padding: 0.2rem 0.5rem;
  font-size: 0.8rem;
  position: absolute;
  top: -8px;
  right: -8px;
}

.products {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  padding: 2rem;
}

.product {
  background: white;
  padding: 1.5rem;
  border-radius: 8px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  text-align: center;
}

.price {
  font-size: 1.25rem;
  color: var(--primary-color);
  margin: 1rem 0;
}

button {
  background-color: var(--primary-color);
  color: white;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  cursor: pointer;
  transition: background-color 0.3s;
}

button:hover {
  background-color: var(--secondary-color);
}

.cart-sidebar {
  position: fixed;
  right: -400px;
  top: 0;
  width: 400px;
  height: 100vh;
  background: white;
  box-shadow: -2px 0 5px rgba(0, 0, 0, 0.1);
  padding: 2rem;
  transition: right 0.3s;
}

.cart-sidebar.active {
  right: 0;
}

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

.cart-item-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.remove-btn {
  background: none;
  border: none;
  color: #ff4444;
  cursor: pointer;
}

.cart-total {
  margin-top: 2rem;
  text-align: right;
}

.checkout-btn {
  margin-top: 1rem;
  width: 100%;
  padding: 1rem;
  font-size: 1.1rem;
}