:root {
      --page-22lucky8__primary-color: #e44d26; /* Màu chủ đạo, năng động */
      --page-22lucky8__secondary-color: #ffc107; /* Màu bổ trợ, nổi bật */
      --page-22lucky8__dark-background: #1a1a1a;
      --page-22lucky8__light-background: #f8f9fa;
      --page-22lucky8__text-color: #ffffff;
      --page-22lucky8__dark-text-color: #333333;
      --page-22lucky8__border-radius: 8px;
      --page-22lucky8__spacing-unit: 20px;
    }

    /* Phong cách cơ bản cho nội dung trang */
    .page-22lucky8 {
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      line-height: 1.6;
      color: var(--page-22lucky8__text-color);
      background-color: var(--page-22lucky8__dark-background);
      margin: 0;
      padding: 0;
      overflow-x: hidden; /* Ngăn cuộn ngang */
    }

    .page-22lucky8__section {
      padding: var(--page-22lucky8__spacing-unit) 5%;
      margin-bottom: var(--page-22lucky8__spacing-unit);
      text-align: center;
    }

    .page-22lucky8__section--dark {
      background-color: var(--page-22lucky8__dark-background);
      color: var(--page-22lucky8__text-color);
    }

    .page-22lucky8__section--light {
      background-color: var(--page-22lucky8__light-background);
      color: var(--page-22lucky8__dark-text-color);
    }

    .page-22lucky8__section-title {
      font-size: 2.5em;
      margin-bottom: var(--page-22lucky8__spacing-unit);
      color: var(--page-22lucky8__primary-color);
      font-weight: bold;
    }

    .page-22lucky8__section-subtitle {
      font-size: 1.2em;
      margin-bottom: calc(var(--page-22lucky8__spacing-unit) * 1.5);
      color: #ccc;
    }

    /* Phần Hero */
    .page-22lucky8__hero-section {
      position: relative;
      background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('[GALLERY:hero:lucky8,banner,casino,sports]') center center no-repeat;
      background-size: cover;
      color: var(--page-22lucky8__text-color);
      padding: 10px 5% calc(var(--page-22lucky8__spacing-unit) * 3); /* padding-top cho header cố định */
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      text-align: center;
      min-height: 400px;
      margin-bottom: var(--page-22lucky8__spacing-unit);
    }

    .page-22lucky8__hero-title {
      font-size: 3em;
      margin-bottom: calc(var(--page-22lucky8__spacing-unit) / 2);
      color: var(--page-22lucky8__secondary-color);
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    }

    .page-22lucky8__hero-text {
      font-size: 1.2em;
      max-width: 800px;
      margin-bottom: calc(var(--page-22lucky8__spacing-unit) * 1.5);
      color: #f0f0f0;
    }

    /* Nút nổi */
    .page-22lucky8__floating-buttons {
      position: fixed;
      bottom: var(--page-22lucky8__spacing-unit);
      left: 50%;
      transform: translateX(-50%);
      display: flex;
      gap: calc(var(--page-22lucky8__spacing-unit) / 2);
      z-index: 1000;
      width: 90%;
      max-width: 400px;
      justify-content: center;
    }

    .page-22lucky8__btn {
      display: inline-block;
      padding: 12px 25px;
      border-radius: var(--page-22lucky8__border-radius);
      font-weight: bold;
      text-decoration: none;
      transition: background-color 0.3s ease, transform 0.3s ease;
      cursor: pointer;
      font-size: 1.1em;
      text-align: center;
      white-space: nowrap; /* Đảm bảo văn bản trên một dòng */
    }

    .page-22lucky8__btn--primary {
      background-color: var(--page-22lucky8__primary-color);
      color: var(--page-22lucky8__text-color);
      border: none;
    }

    .page-22lucky8__btn--primary:hover {
      background-color: #c74220;
      transform: translateY(-2px);
    }

    .page-22lucky8__btn--secondary {
      background-color: var(--page-22lucky8__secondary-color);
      color: var(--page-22lucky8__dark-text-color);
      border: none;
    }

    .page-22lucky8__btn--secondary:hover {
      background-color: #e0a800;
      transform: translateY(-2px);
    }

    /* Thẻ thông tin / Tại sao chọn chúng tôi */
    .page-22lucky8__info-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: var(--page-22lucky8__spacing-unit);
      margin-top: var(--page-22lucky8__spacing-unit);
    }

    .page-22lucky8__info-card {
      background-color: #2a2a2a;
      padding: var(--page-22lucky8__spacing-unit);
      border-radius: var(--page-22lucky8__border-radius);
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
      text-align: left;
      transition: transform 0.3s ease;
    }

    .page-22lucky8__info-card:hover {
      transform: translateY(-5px);
    }

    .page-22lucky8__info-card-icon {
      width: 200px; /* Kích thước tối thiểu 200x200px */
      height: auto;
      margin-bottom: calc(var(--page-22lucky8__spacing-unit) / 2);
      display: block;
      margin-left: auto;
      margin-right: auto;
    }

    .page-22lucky8__info-card-title {
      font-size: 1.5em;
      color: var(--page-22lucky8__secondary-color);
      margin-bottom: calc(var(--page-22lucky8__spacing-unit) / 2);
      text-align: center;
    }

    .page-22lucky8__info-card-text {
      font-size: 0.95em;
      color: #e0e0e0;
      text-align: center;
    }

    /* Danh mục trò chơi */
    .page-22lucky8__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: calc(var(--page-22lucky8__spacing-unit) / 2);
      margin-top: var(--page-22lucky8__spacing-unit);
    }

    .page-22lucky8__game-item {
      background-color: #2a2a2a;
      border-radius: var(--page-22lucky8__border-radius);
      overflow: hidden;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease;
      position: relative;
      padding-bottom: 100%; /* Tỷ lệ khung hình 1:1 */
      cursor: pointer;
    }

    .page-22lucky8__game-item:hover {
      transform: translateY(-5px);
    }

    .page-22lucky8__game-image {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.3s ease;
      max-width: 100%; /* Hình ảnh phản hồi */
    }

    .page-22lucky8__game-item:hover .page-22lucky8__game-image {
      transform: scale(1.05);
    }

    .page-22lucky8__game-overlay {
      position: absolute;
      bottom: 0;
      left: 0;
      width: 100%;
      background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
      padding: calc(var(--page-22lucky8__spacing-unit) / 2);
      color: var(--page-22lucky8__text-color);
      font-weight: bold;
      font-size: 1.1em;
      text-align: center;
    }

    /* Khuyến mãi */
    .page-22lucky8__promo-list {
      list-style: none;
      padding: 0;
      margin-top: var(--page-22lucky8__spacing-unit);
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: var(--page-22lucky8__spacing-unit);
    }

    .page-22lucky8__promo-item {
      background-color: #2a2a2a;
      padding: var(--page-22lucky8__spacing-unit);
      border-radius: var(--page-22lucky8__border-radius);
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
      text-align: left;
    }

    .page-22lucky8__promo-title {
      font-size: 1.4em;
      color: var(--page-22lucky8__primary-color);
      margin-bottom: calc(var(--page-22lucky8__spacing-unit) / 2);
    }

    .page-22lucky8__promo-description {
      color: #e0e0e0;
      font-size: 0.95em;
    }

    /* Hướng dẫn chơi */
    .page-22lucky8__steps-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      gap: var(--page-22lucky8__spacing-unit);
      margin-top: var(--page-22lucky8__spacing-unit);
    }

    .page-22lucky8__step-card {
      background-color: #2a2a2a;
      padding: var(--page-22lucky8__spacing-unit);
      border-radius: var(--page-22lucky8__border-radius);
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
      text-align: center;
    }

    .page-22lucky8__step-icon {
      width: 70px;
      height: 70px;
      margin: 0 auto calc(var(--page-22lucky8__spacing-unit) / 2);
      display: flex;
      justify-content: center;
      align-items: center;
      background-color: var(--page-22lucky8__primary-color);
      border-radius: 50%;
      font-size: 2.5em;
      color: white;
      font-weight: bold;
    }

    .page-22lucky8__step-title {
      font-size: 1.3em;
      color: var(--page-22lucky8__secondary-color);
      margin-bottom: calc(var(--page-22lucky8__spacing-unit) / 2);
    }

    .page-22lucky8__step-description {
      font-size: 0.9em;
      color: #e0e0e0;
    }

    /* Phương thức thanh toán */
    .page-22lucky8__payment-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
      gap: var(--page-22lucky8__spacing-unit);
      margin-top: var(--page-22lucky8__spacing-unit);
    }

    .page-22lucky8__payment-item {
      background-color: #2a2a2a;
      padding: calc(var(--page-22lucky8__spacing-unit) / 2);
      border-radius: var(--page-22lucky8__border-radius);
      box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
      display: flex;
      justify-content: center;
      align-items: center;
      min-height: 80px;
    }

    .page-22lucky8__payment-logo {
      max-width: 100%;
      height: auto;
      object-fit: contain;
      max-height: 60px;
      filter: grayscale(100%) brightness(1.8); /* Cho phép thang độ xám và độ sáng cho logo nếu cần cho chủ đề tối */
      transition: filter 0.3s ease;
    }
    .page-22lucky8__payment-item:hover .page-22lucky8__payment-logo {
        filter: grayscale(0%) brightness(1); /* Khôi phục màu sắc khi di chuột */
    }

    /* Phần FAQ */
    .page-22lucky8__faq-section {
        background-color: #222;
        padding: var(--page-22lucky8__spacing-unit) 5%;
        margin-bottom: var(--page-22lucky8__spacing-unit);
    }

    .page-22lucky8__faq-item {
      background-color: #2a2a2a;
      margin-bottom: 10px;
      border-radius: var(--page-22lucky8__border-radius);
      overflow: hidden;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    }

    .page-22lucky8__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px;
      background-color: #333;
      color: var(--page-22lucky8__text-color);
      cursor: pointer;
      user-select: none;
      font-size: 1.1em;
      font-weight: bold;
      transition: background-color 0.3s ease;
    }

    .page-22lucky8__faq-question:hover {
      background-color: #444;
    }

    .page-22lucky8__faq-question h3 {
        margin: 0;
        flex-grow: 1;
        text-align: left;
        color: var(--page-22lucky8__secondary-color);
        pointer-events: none; /* Ngăn h3 chặn sự kiện click trên phần tử cha */
    }

    .page-22lucky8__faq-toggle {
      font-size: 1.5em;
      margin-left: 15px;
      transition: transform 0.3s ease;
      pointer-events: none; /* Ngăn biểu tượng toggle chặn sự kiện click trên phần tử cha */
    }

    .page-22lucky8__faq-item.active .page-22lucky8__faq-toggle {
      transform: rotate(45deg); /* Thay đổi + thành X hoặc tương tự */
    }

    .page-22lucky8__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 15px;
      opacity: 0;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      text-align: left;
      color: #ccc;
      font-size: 0.95em;
    }

    .page-22lucky8__faq-item.active .page-22lucky8__faq-answer {
      max-height: 2000px !important; /* Đủ lớn */
      padding: 20px 15px !important;
      opacity: 1;
    }

    /* Lời kêu gọi hành động */
    .page-22lucky8__cta-section {
      background-color: var(--page-22lucky8__primary-color);
      color: var(--page-22lucky8__text-color);
      padding: calc(var(--page-22lucky8__spacing-unit) * 2) 5%;
      text-align: center;
      border-radius: var(--page-22lucky8__border-radius);
      margin: var(--page-22lucky8__spacing-unit) auto;
      max-width: 1200px;
    }

    .page-22lucky8__cta-title {
      font-size: 2.2em;
      margin-bottom: calc(var(--page-22lucky8__spacing-unit) / 2);
      color: var(--page-22lucky8__secondary-color);
    }

    .page-22lucky8__cta-text {
      font-size: 1.1em;
      margin-bottom: var(--page-22lucky8__spacing-unit);
    }

    /* Điều chỉnh phản hồi */
    @media (max-width: 768px) {
      .page-22lucky8__hero-section {
        padding-top: 10px; /* Điều chỉnh cho header nhỏ hơn trên di động */
        min-height: 300px;
      }

      .page-22lucky8__hero-title {
        font-size: 2.2em;
      }

      .page-22lucky8__hero-text {
        font-size: 1em;
      }

      .page-22lucky8__section-title {
        font-size: 2em;
      }

      .page-22lucky8__section-subtitle {
        font-size: 1em;
      }

      .page-22lucky8__floating-buttons {
        bottom: 15px;
        gap: 10px;
        width: 95%;
      }

      .page-22lucky8__btn {
        padding: 10px 15px;
        font-size: 0.9em;
      }

      .page-22lucky8__info-grid,
      .page-22lucky8__promo-list,
      .page-22lucky8__steps-grid {
        grid-template-columns: 1fr;
      }
      .page-22lucky8__game-grid {
          grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); /* Nhiều cột hơn trên màn hình nhỏ hơn cho trò chơi */
          gap: 10px;
      }
      .page-22lucky8__payment-grid {
          grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
      }

      .page-22lucky8__game-overlay {
          font-size: 0.9em;
          padding: 8px;
      }

      .page-22lucky8__cta-title {
        font-size: 1.8em;
      }

      .page-22lucky8__cta-text {
        font-size: 0.9em;
      }

      /* Tối ưu hóa hình ảnh phản hồi */
      .page-22lucky8 img {
          max-width: 100% !important;
          height: auto !important;
      }
      .page-22lucky8__game-item,
      .page-22lucky8__payment-item,
      .page-22lucky8__info-card {
          width: 100% !important;
          max-width: 100% !important;
          overflow: hidden !important;
          box-sizing: border-box !important;
      }
    }

    @media (max-width: 480px) {
        .page-22lucky8__hero-title {
            font-size: 1.8em;
        }
        .page-22lucky8__floating-buttons {
            flex-direction: column;
            width: 90%;
            max-width: 250px;
        }
        .page-22lucky8__btn {
            width: 100%;
        }
        .page-22lucky8__section-title {
            font-size: 1.8em;
        }
    }