body {
  font-family: sans-serif;
  direction: rtl;
  margin: 0;
  background-color: #f9f9f9;
}

.product-container {
  display: flex;
  justify-content: center;
  align-items: start;
  gap: 40px;
  padding: 50px;
  background-color: white;
  margin: 50px auto;
  width: 80%;
  border-radius: 15px;
  box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.product-image img {
  width: 400px;
  border-radius: 12px;
}

.product-details {
  max-width: 500px;
}

.product-details h1 {
  color: #010042;
}

.description {
  color: #444;
  margin: 20px 0;
  line-height: 1.8;
}

.price-box {
  margin-bottom: 20px;
}

.old-price {
  text-decoration: line-through;
  color: #888;
  margin-left: 10px;
}

.new-price {
  color: #f801aa;
  font-weight: bold;
  font-size: 20px;
}

.add-to-cart-btn {
  background-color: #010042;
  color: white;
  border: none;
  padding: 12px 25px;
  border-radius: 10px;
  cursor: pointer;
  font-size: 16px;
  transition: 0.3s;
}

.add-to-cart-btn:hover {
  background-color: #01011d;
}
/* ستاره‌ها با افکت نورانی */
.star-rating label {
    color: #ccc;
    cursor: pointer;
    transition: 0.3s;
    position: relative;
}

.star-rating label::before {
    content: "★";
    position: absolute;
    left: 0;
    top: 0;
    text-shadow: 0 0 0 #f801aa;
    transition: 0.3s;
}

.star-rating input:checked ~ label::before,
.star-rating label:hover::before,
.star-rating label:hover ~ label::before {
    color: #f801aa;
    text-shadow: 0 0 8px #f801aa, 0 0 12px #ff66cc;
}

/* افکت کوچک درخشش هنگام انتخاب */
.star-rating input:checked ~ label::before {
    animation: sparkle 0.4s ease forwards;
}

@keyframes sparkle {
    0% { transform: scale(0.7); text-shadow: 0 0 2px #f801aa; }
    50% { transform: scale(1.3); text-shadow: 0 0 10px #f801aa, 0 0 15px #ff66cc; }
    100% { transform: scale(1); text-shadow: 0 0 8px #f801aa, 0 0 12px #ff66cc; }
}

/* ۱. کانتینر محصول */
@media (max-width: 1024px) {
  .product-container {
    flex-direction: column;
    padding: 30px;
    gap: 30px;
    width: 50%;
  }

  .product-image img {
    width: 100%;
    max-width: 350px;
    margin: 0 auto;
  }

  .product-details {
    max-width: 100%;
    text-align: center;
  }

  .price-box {
    justify-content: center;
    display: flex;
    gap: 10px;
  }

  .add-to-cart-btn {
    width: 100%;
    max-width: 250px;
    margin: 0 auto;
  }
}

/* ۲. موبایل کوچک */
@media (max-width: 480px) {
  .product-container {
    padding: 20px;
    gap: 20px;
  }

  .product-image img {
    max-width: 100%;
  }

  .product-details h1 {
    font-size: 20px;
  }

  .description {
    font-size: 14px;
  }

  .new-price {
    font-size: 18px;
  }

  .add-to-cart-btn {
    font-size: 14px;
    padding: 10px 20px;
  }
}