.product-highlights {         list-style: none;         padding-left: 0;         margin: 1em 0;         font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;     }      .product-highlights li {         font-size: 16px;         line-height: 1.6;         margin-bottom: 0.75em;         padding-left: 1.5em;         position: relative;     }      .product-highlights li:before {         content: '🔹';         position: absolute;         left: 0;         top: 0;     }      .product-highlights strong {         color: #333;     }      /* 可选：悬停效果增强交互性 */     .product-highlights li:hover {         color: #222;     }     .product-highlights li:hover strong {         color: #000;     }