/* Tổng quan và biến CSS */
    :root {
      --page-66games-clup-primary-color: #e44d26; /* Cam-đỏ rực rỡ */
      --page-66games-clup-secondary-color: #333; /* Xám đậm cho văn bản */
      --page-66games-clup-accent-color: #ffcc00; /* Vàng/Gold cho điểm nhấn */
      --page-66games-clup-background-light: #f9f9f9; /* Nền sáng */
      --page-66games-clup-background-dark: #2c3e50; /* Xám xanh đậm */
      --page-66games-clup-text-light: #f9f9f9; /* Văn bản sáng */
      --page-66games-clup-text-dark: #333; /* Văn bản tối */
      --page-66games-clup-border-color: #ddd; /* Màu viền */
    }

    /* Các kiểu chung cho trang 66games.clup */
    .page-66games-clup {
      font-family: 'Arial', sans-serif;
      color: var(--page-66games-clup-text-dark);
      line-height: 1.6;
      background-color: var(--page-66games-clup-background-light);
      padding-top: 10px; /* Một khoảng đệm nhỏ ở trên, giả định body đã có offset cho header */
    }

    .page-66games-clup__section {
      padding: 40px 20px;
      margin: 0 auto;
      max-width: 1200px;
      box-sizing: border-box;
    }

    .page-66games-clup__section--dark {
      background-color: var(--page-66games-clup-background-dark);
      color: var(--page-66games-clup-text-light);
    }

    .page-66games-clup__section-title {
      text-align: center;
      color: var(--page-66games-clup-primary-color);
      margin-bottom: 30px;
      font-size: 2.2em;
      font-weight: bold;
    }

    .page-66games-clup__section-title--light {
      color: var(--page-66games-clup-accent-color);
    }

    .page-66games-clup__text-center {
      text-align: center;
    }

    /* Phần Hero */
    .page-66games-clup__hero-section {
      background-color: var(--page-66games-clup-background-dark);
      color: var(--page-66games-clup-text-light);
      text-align: center;
      padding: 60px 20px 80px;
      position: relative;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      min-height: 400px;
    }

    .page-66games-clup__hero-background {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      z-index: 0;
      opacity: 0.4;
    }

    .page-66games-clup__hero-content {
      position: relative;
      z-index: 1;
      max-width: 900px;
    }

    .page-66games-clup__brand-title {
      font-size: 3em;
      color: var(--page-66games-clup-accent-color);
      margin-bottom: 10px;
      text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    }

    .page-66games-clup__hero-subtitle {
      font-size: 1.4em;
      margin-bottom: 30px;
      color: var(--page-66games-clup-text-light);
    }

    /* Nút nổi Đăng ký/Đăng nhập */
    .page-66games-clup__floating-buttons {
      position: fixed;
      bottom: 20px;
      right: 20px;
      display: flex;
      flex-direction: column;
      gap: 10px;
      z-index: 1000;
    }

    .page-66games-clup__button {
      background-color: var(--page-66games-clup-primary-color);
      color: white;
      padding: 12px 25px;
      border: none;
      border-radius: 30px;
      font-size: 1.1em;
      cursor: pointer;
      text-decoration: none;
      text-align: center;
      transition: background-color 0.3s ease, transform 0.2s ease;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
      display: block; /* Đảm bảo nó chiếm toàn bộ chiều rộng của mục flex */
      white-space: nowrap; /* Ngăn văn bản xuống dòng */
    }

    .page-66games-clup__button:hover {
      background-color: #d1401f;
      transform: translateY(-2px);
    }

    /* Hiển thị sản phẩm */
    .page-66games-clup__product-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 30px;
    }

    .page-66games-clup__product-card {
      background-color: white;
      border-radius: 10px;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
      overflow: hidden;
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      height: 100%;
    }

    .page-66games-clup__product-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    }

    .page-66games-clup__product-image {
      width: 100%;
      height: 200px;
      object-fit: cover;
      display: block;
    }

    .page-66games-clup__product-content {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .page-66games-clup__product-title {
      font-size: 1.5em;
      color: var(--page-66games-clup-primary-color);
      margin-bottom: 10px;
    }

    .page-66games-clup__product-description {
      font-size: 0.95em;
      color: var(--page-66games-clup-secondary-color);
      margin-bottom: 15px;
    }

    /* Phần Khuyến mãi */
    .page-66games-clup__promotion-card {
      background-color: var(--page-66games-clup-background-dark);
      color: var(--page-66games-clup-text-light);
      border-radius: 10px;
      padding: 30px;
      margin-bottom: 20px;
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    }

    .page-66games-clup__promotion-image {
      width: 100%;
      max-width: 400px;
      height: auto;
      border-radius: 8px;
      margin-bottom: 20px;
    }

    .page-66games-clup__promotion-title {
      font-size: 1.8em;
      color: var(--page-66games-clup-accent-color);
      margin-bottom: 10px;
    }

    .page-66games-clup__promotion-description {
      font-size: 1.1em;
      margin-bottom: 20px;
    }

    /* Phần Tin tức */
    .page-66games-clup__news-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 30px;
    }

    .page-66games-clup__news-card {
      background-color: white;
      border-radius: 10px;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
      overflow: hidden;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      height: 100%;
    }

    .page-66games-clup__news-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    }

    .page-66games-clup__news-image {
      width: 100%;
      height: 180px;
      object-fit: cover;
      display: block;
    }

    .page-66games-clup__news-content {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .page-66games-clup__news-title {
      font-size: 1.3em;
      color: var(--page-66games-clup-primary-color);
      margin-bottom: 10px;
    }

    .page-66games-clup__news-date {
      font-size: 0.85em;
      color: #777;
      margin-bottom: 15px;
    }

    .page-66games-clup__news-excerpt {
      font-size: 0.9em;
      color: var(--page-66games-clup-secondary-color);
    }

    /* Phần FAQ */
    .page-66games-clup__faq-list {
      margin-top: 30px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-66games-clup__faq-item {
      background-color: white;
      border: 1px solid var(--page-66games-clup-border-color);
      border-radius: 8px;
      margin-bottom: 15px;
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    }

    .page-66games-clup__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      cursor: pointer;
      background-color: #f0f0f0;
      font-weight: bold;
      color: var(--page-66games-clup-secondary-color);
      transition: background-color 0.3s ease;
      user-select: none;
    }

    .page-66games-clup__faq-question:hover {
      background-color: #e0e0e0;
    }

    .page-66games-clup__faq-question h3 {
      margin: 0;
      font-size: 1.1em;
      pointer-events: none; /* Ngăn h3 chặn sự kiện click trên phần tử cha */
    }

    .page-66games-clup__faq-toggle {
      font-size: 1.5em;
      line-height: 1;
      pointer-events: none; /* Ngăn biểu tượng toggle chặn sự kiện click trên phần tử cha */
      transition: transform 0.3s ease;
    }

    .page-66games-clup__faq-item.active .page-66games-clup__faq-toggle {
      transform: rotate(45deg); /* Thay đổi '+' thành 'x' trực quan */
    }

    .page-66games-clup__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 20px;
      background-color: #ffffff;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      opacity: 0;
      color: #555;
    }

    .page-66games-clup__faq-item.active .page-66games-clup__faq-answer {
      max-height: 2000px !important; /* Đủ lớn để chứa nội dung */
      padding: 20px !important;
      opacity: 1;
    }

    /* Phần Giới thiệu/Liên hệ */
    .page-66games-clup__about-content {
      background-color: white;
      border-radius: 10px;
      padding: 30px;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
      text-align: center;
    }

    .page-66games-clup__about-content p {
      margin-bottom: 1em;
    }

    /* Thiết kế đáp ứng (Responsive Design) */
    @media (max-width: 768px) {
      .page-66games-clup__section {
        padding: 30px 15px;
      }

      .page-66games-clup__section-title {
        font-size: 1.8em;
      }

      .page-66games-clup__hero-section {
        padding: 40px 15px 60px;
        min-height: 300px;
      }

      .page-66games-clup__brand-title {
        font-size: 2.5em;
      }

      .page-66games-clup__hero-subtitle {
        font-size: 1.2em;
      }

      .page-66games-clup__floating-buttons {
        flex-direction: row;
        width: calc(100% - 40px);
        left: 20px;
        right: 20px;
        bottom: 15px;
        justify-content: center;
      }

      .page-66games-clup__button {
        flex: 1;
        padding: 10px 15px;
        font-size: 1em;
      }

      .page-66games-clup__product-grid,
      .page-66games-clup__news-grid {
        grid-template-columns: 1fr;
      }

      .page-66games-clup__product-image,
      .page-66games-clup__news-image {
        height: 150px;
      }

      .page-66games-clup__promotion-card {
        padding: 20px;
      }

      .page-66games-clup__promotion-title {
        font-size: 1.5em;
      }

      .page-66games-clup__faq-question {
        padding: 12px 15px;
      }

      .page-66games-clup__faq-question h3 {
        font-size: 1em;
      }

      .page-66games-clup__faq-answer {
        padding: 0 15px;
      }

      .page-66games-clup__faq-item.active .page-66games-clup__faq-answer {
        padding: 15px !important;
      }

      /* Đảm bảo tất cả hình ảnh đáp ứng */
      .page-66games-clup img {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
      }

      /* Yêu cầu đáp ứng cụ thể cho mục danh sách */
      .page-66games-clup ul,
      .page-66games-clup ol {
          width: 100% !important;
          max-width: 100% !important;
          box-sizing: border-box !important;
          padding: 0 10px !important; /* Điều chỉnh padding cho các container danh sách */
          margin-left: 0 !important;
          margin-right: 0 !important;
      }

      .page-66games-clup li {
          width: 100% !important;
          max-width: 100% !important;
          box-sizing: border-box !important;
          padding: 10px !important; /* Điều chỉnh padding cho các mục danh sách */
          margin-left: 0 !important;
          margin-right: 0 !important;
          word-wrap: break-word !important;
          overflow-wrap: break-word !important;
          word-break: break-word !important;
      }
    }

    @media (max-width: 480px) {
      .page-66games-clup__brand-title {
        font-size: 2em;
      }

      .page-66games-clup__hero-subtitle {
        font-size: 1em;
      }

      .page-66games-clup__button {
        padding: 8px 12px;
        font-size: 0.9em;
      }
    }