html, body {
      margin: 0;
      padding: 0;
      font-family: Arial, sans-serif;
      background: #f9f9f9;
      height: 100%;
      overflow: hidden;
    }

    .app-container {
      max-width: 500px;
      margin: 0 auto;
      background: #fff;
      height: 100vh;
      overflow-y: auto;
      scroll-behavior: smooth;
      position: relative;
    }

    .header {
      padding: 16px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      background: white;
      position: sticky;
      top: 0;
      z-index: 100;
    }

    .header i {
      font-size: 20px;
      cursor: pointer;
      color: black;
    }

    .header-title {
      font-size: 18px;
      font-weight: bold;
      color: black;
    }

    .product-container {
      margin: 10px 0;
      background: #fff;
      border-radius: 12px;
      padding: 16px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    }

    .main-image {
      width: 100%;
      height: 250px;
      object-fit: cover;
      border-radius: 10px;
    }

    .thumbnail-row {
      display: flex;
      justify-content: space-between;
      margin-top: 10px;
    }

    .thumbnail-row img {
      width: 22%;
      height: 60px;
      object-fit: cover;
      border-radius: 6px;
      cursor: pointer;
      border: 2px solid transparent;
    }

    .thumbnail-row img:hover,
    .thumbnail-row img.active-thumb {
      border-color: orange;
    }

    .info-box {
      margin-top: 15px;
      padding: 20px 6px;
      background: #f8f8f8;
      border-radius: 8px;
    }

    .info-box h2 {
      margin: 0;
      font-size: 18px;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .info-box .desc {
      color: #666;
      margin: 6px 0;
      font-size: 14px;
    }

    .price-row {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      margin-top: 10px;
    }

    .price {
      font-size: 18px;
      font-weight: bold;
      color: orange;
    }

    .old-price {
      text-decoration: line-through;
      font-size: 13px;
      color: #888;
      margin-left: 6px;
    }

    .discount {
      background: red;
      color: white;
      font-size: 10px;
      padding: 2px 6px;
      border-radius: 6px;
      margin-left: 6px;
    }

    .stars {
      color: gold;
      font-size: 16px;
    }

    .details-section {
      margin-top: 20px;
      font-size: 14px;
      line-height: 1.5;
      color: #444;
      padding: 10px;
    }

    .details-section strong {
      text-decoration: underline;
    }

    .details-p {
      color: red;
    }

    .video-section {
      margin: 20px 10px;
    }

    .video-section iframe {
      width: 100%;
      height: 200px;
      border-radius: 10px;
    }

    .bottom-bar {
      position: sticky;
      bottom: 0;
      background: #fff;
      padding: 20px 10px;
      box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 10px;
      z-index: 1000;
    }

    .quantity-control {
      display: flex;
      align-items: center;
      gap: 10px;
      border: 1px solid #ccc;
      border-radius: 24px;
      padding: 6px 12px;
      background: #f3f2f2;
    }

    .quantity-control button {
      background: orange;
      color: white;
      border: none;
      font-size: 20px;
      padding: 6px 12px;
      cursor: pointer;
      border-radius: 16px;
    }

    .quantity-control input {
      width: 30px;
      text-align: center;
      border: none;
      font-size: 14px;
      background: transparent;
    }

    .add-cart-btn {
      flex: 1;
      padding: 14px;
      background: orange;
      color: white;
      border: none;
      border-radius: 24px;
      font-size: 16px;
      font-weight: bold;
      cursor: pointer;
      text-align: center;
    }

    .add-cart-btn:hover {
      background: darkorange;
    }

    @media (max-width: 600px) {
      .main-image {
        height: 200px;
      }

      .details-section {
        font-size: 13px;
      }

      .video-section iframe {
        height: 180px;
      }

      
    }