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

body {
  margin: 0;
  background: #fff;
}

.header {
  background: #4b3aa8;
  color: white;
  padding: 15px 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-weight: bold;
  font-size: 22px;
}

.header nav a {
  color: white;
  margin: 0 10px;
  text-decoration: none;
}

.order-btn {
  background: #2b1f6b;
  color: white;
  border: none;
  padding: 10px 16px;
  cursor: pointer;
}

.product {
  display: flex;
  padding: 50px;
  gap: 60px;
}

.product-image img {
  width: 320px;
}

.product-info {
  max-width: 400px;
}

.color span {
  display: inline-block;
  width: 12px;
  height: 12px;
  background: red;
  border-radius: 50%;
}

.price {
  font-size: 24px;
  margin: 20px 0;
}

.add-btn {
  background: black;
  color: white;
  padding: 14px 20px;
  border: none;
  cursor: pointer;
}

.modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
}

.modal-content {
  background: white;
  width: 320px;
  margin: 100px auto;
  padding: 25px;
  position: relative;
  text-align: center;
}

.modal-content input {
  width: 100%;
  padding: 10px;
  margin: 8px 0;
}

.send-btn {
  width: 100%;
  padding: 12px;
  background: black;
  color: white;
  border: none;
}

.close {
  position: absolute;
  top: 8px;
  right: 12px;
  cursor: pointer;
  font-size: 20px;
}