/* Tổng quan và biến */
    :root {
      --page-88aaclub__primary-color: #FFD700; /* Vàng */
      --page-88aaclub__secondary-color: #FFF; /* Trắng */
      --page-88aaclub__background-color: #000; /* Đen */
      --page-88aaclub__dark-gray: #1a1a1a;
      --page-88aaclub__light-gray: #333;
      --page-88aaclub__text-color: #CCC;
      --page-88aaclub__border-color: #333;
      --page-88aaclub__button-hover: #e6c200;
    }

    /* Đảm bảo nội dung không bị che bởi header cố định */
    .page-88aaclub__hero-section {
      padding-top: 150px; /* Khoảng cách an toàn cho header cố định */
    }

    @media (max-width: 768px) {
      .page-88aaclub__hero-section {
        padding-top: 100px; /* Khoảng cách an toàn cho header cố định trên di động */
      }
    }

    /* Cấu trúc chung của trang */
    .page-88aaclub {
      background-color: var(--page-88aaclub__background-color);
      color: var(--page-88aaclub__text-color);
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
      overflow-x: hidden; /* Ngăn chặn scroll ngang */
    }

    .page-88aaclub__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px;
    }

    .page-88aaclub__section {
      padding: 60px 20px;
      text-align: center;
      border-bottom: 1px solid var(--page-88aaclub__dark-gray);
    }

    .page-88aaclub__section:last-of-type {
      border-bottom: none;
    }

    .page-88aaclub__heading {
      color: var(--page-88aaclub__primary-color);
      margin-bottom: 40px;
      font-size: 2.5em;
      font-weight: bold;
      text-transform: uppercase;
    }

    .page-88aaclub__subheading {
      color: var(--page-88aaclub__secondary-color);
      margin-bottom: 20px;
      font-size: 1.8em;
    }

    .page-88aaclub__paragraph {
      margin-bottom: 20px;
      font-size: 1.1em;
      color: var(--page-88aaclub__text-color);
    }

    /* Nút chung */
    .page-88aaclub__button {
      display: inline-block;
      background-color: var(--page-88aaclub__primary-color);
      color: var(--page-88aaclub__background-color);
      padding: 15px 30px;
      border-radius: 8px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      transition: background-color 0.3s ease, transform 0.2s ease;
      border: none;
      cursor: pointer;
    }

    .page-88aaclub__button:hover {
      background-color: var(--page-88aaclub__button-hover);
      transform: translateY(-2px);
    }

    /* Hero Section */
    .page-88aaclub__hero-section {
      position: relative;
      background-color: var(--page-88aaclub__dark-gray);
      padding-bottom: 40px;
    }

    .page-88aaclub__hero-image {
      width: 100%;
      height: auto;
      max-width: 1200px;
      display: block;
      margin: 0 auto;
      border-radius: 10px;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
    }

    .page-88aaclub__hero-content {
      position: relative;
      z-index: 1;
      padding: 30px 20px;
      text-align: center;
    }

    .page-88aaclub__hero-title {
      color: var(--page-88aaclub__primary-color);
      font-size: 3.5em;
      margin-bottom: 20px;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    }

    .page-88aaclub__hero-description {
      color: var(--page-88aaclub__secondary-color);
      font-size: 1.3em;
      margin-bottom: 30px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-88aaclub__hero-buttons {
      display: flex;
      justify-content: center;
      gap: 20px;
      flex-wrap: wrap;
    }

    /* Nút nổi đăng nhập/đăng ký */
    .page-88aaclub__sticky-buttons {
      position: sticky;
      bottom: 0;
      left: 0;
      width: 100%;
      background-color: rgba(0, 0, 0, 0.9);
      padding: 10px 20px;
      display: flex;
      justify-content: space-around;
      align-items: center;
      z-index: 1000;
      box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.5);
      border-top: 1px solid var(--page-88aaclub__light-gray);
    }

    .page-88aaclub__sticky-button {
      flex: 1;
      margin: 0 5px;
      padding: 12px 10px;
      font-size: 1em;
      text-align: center;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    /* Game Categories */
    .page-88aaclub__game-categories-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
      gap: 20px;
      padding-top: 20px;
    }

    .page-88aaclub__game-category-card {
      background-color: var(--page-88aaclub__dark-gray);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-decoration: none;
      color: var(--page-88aaclub__secondary-color);
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      padding: 15px;
      min-height: 200px; /* Đảm bảo kích thước tối thiểu */
    }

    .page-88aaclub__game-category-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 15px rgba(0, 0, 0, 0.6);
    }

    .page-88aaclub__game-category-image {
      width: 100%;
      max-width: 250px; /* Đảm bảo hình ảnh không quá nhỏ */
      height: auto;
      border-radius: 8px;
      margin-bottom: 15px;
      object-fit: cover;
      max-height: 150px;
    }

    .page-88aaclub__game-category-title {
      font-size: 1.2em;
      font-weight: bold;
      color: var(--page-88aaclub__primary-color);
      text-align: center;
    }

    /* Why Choose Us */
    .page-88aaclub__why-choose-us-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      padding-top: 20px;
    }

    .page-88aaclub__feature-item {
      background-color: var(--page-88aaclub__dark-gray);
      padding: 30px;
      border-radius: 10px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
      text-align: center;
      transition: transform 0.3s ease;
    }

    .page-88aaclub__feature-item:hover {
      transform: translateY(-5px);
    }

    .page-88aaclub__feature-icon {
      width: 100px;
      height: auto;
      margin-bottom: 20px;
      max-width: 100px; /* Đảm bảo kích thước tối thiểu */
    }

    .page-88aaclub__feature-title {
      color: var(--page-88aaclub__primary-color);
      font-size: 1.5em;
      margin-bottom: 10px;
    }

    .page-88aaclub__feature-description {
      color: var(--page-88aaclub__text-color);
      font-size: 1em;
    }

    /* Game Providers */
    .page-88aaclub__game-providers-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      padding-top: 20px;
    }

    .page-88aaclub__provider-logo {
      width: 100%;
      max-width: 200px; /* Đảm bảo kích thước tối thiểu */
      height: auto;
      object-fit: contain;
      background-color: var(--page-88aaclub__dark-gray);
      padding: 15px;
      border-radius: 8px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease;
    }

    .page-88aaclub__provider-logo:hover {
      transform: scale(1.05);
    }

    /* Promotions & News */
    .page-88aaclub__promotions-news-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      padding-top: 20px;
    }

    .page-88aaclub__news-card {
      background-color: var(--page-88aaclub__dark-gray);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-decoration: none;
      color: var(--page-88aaclub__text-color);
      text-align: left;
    }

    .page-88aaclub__news-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 15px rgba(0, 0, 0, 0.6);
    }

    .page-88aaclub__news-image {
      width: 100%;
      height: 200px;
      object-fit: cover;
      max-width: 100%; /* Đảm bảo hình ảnh không quá nhỏ */
    }

    .page-88aaclub__news-content {
      padding: 20px;
    }

    .page-88aaclub__news-title {
      color: var(--page-88aaclub__primary-color);
      font-size: 1.3em;
      margin-bottom: 10px;
    }

    .page-88aaclub__news-excerpt {
      font-size: 0.95em;
      line-height: 1.5;
      margin-bottom: 15px;
    }

    .page-88aaclub__read-more {
      color: var(--page-88aaclub__primary-color);
      font-weight: bold;
      text-decoration: none;
      transition: color 0.3s ease;
    }

    .page-88aaclub__read-more:hover {
      color: var(--page-88aaclub__secondary-color);
    }

    /* FAQ Section */
    .page-88aaclub__faq-list {
      max-width: 800px;
      margin: 40px auto 0 auto;
      text-align: left;
    }

    .page-88aaclub__faq-item {
      background-color: var(--page-88aaclub__dark-gray);
      border: 1px solid var(--page-88aaclub__light-gray);
      border-radius: 8px;
      margin-bottom: 15px;
      overflow: hidden;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
    }

    .page-88aaclub__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      cursor: pointer;
      background-color: var(--page-88aaclub__light-gray);
      color: var(--page-88aaclub__primary-color);
      font-size: 1.1em;
      font-weight: bold;
      user-select: none;
      transition: background-color 0.3s ease;
    }

    .page-88aaclub__faq-question:hover {
      background-color: #444;
    }

    .page-88aaclub__faq-question h3 {
      margin: 0;
      color: inherit;
      pointer-events: none; /* Ngăn chặn h3 chặn sự kiện click */
      flex-grow: 1;
    }

    .page-88aaclub__faq-toggle {
      font-size: 1.5em;
      line-height: 1;
      margin-left: 15px;
      color: var(--page-88aaclub__secondary-color);
      transition: transform 0.3s ease;
      pointer-events: none; /* Ngăn chặn toggle chặn sự kiện click */
    }

    .page-88aaclub__faq-item.active .page-88aaclub__faq-toggle {
      transform: rotate(45deg); /* Chuyển '+' thành 'x' hoặc '-' */
    }

    .page-88aaclub__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;
      background-color: var(--page-88aaclub__background-color);
      color: var(--page-88aaclub__text-color);
      text-align: left;
    }

    .page-88aaclub__faq-item.active .page-88aaclub__faq-answer {
      max-height: 2000px !important; /* Đủ lớn để chứa mọi nội dung */
      padding: 20px 15px !important;
      opacity: 1;
    }

    /* Call to Action Section */
    .page-88aaclub__cta-section {
      background-color: var(--page-88aaclub__dark-gray);
      padding: 80px 20px;
    }

    .page-88aaclub__cta-title {
      color: var(--page-88aaclub__primary-color);
      font-size: 2.8em;
      margin-bottom: 30px;
    }

    .page-88aaclub__cta-description {
      color: var(--page-88aaclub__secondary-color);
      font-size: 1.2em;
      margin-bottom: 40px;
      max-width: 700px;
      margin-left: auto;
      margin-right: auto;
    }

    /* Responsive adjustments */
    @media (max-width: 1024px) {
      .page-88aaclub__hero-title {
        font-size: 3em;
      }
      .page-88aaclub__heading {
        font-size: 2em;
      }
      .page-88aaclub__subheading {
        font-size: 1.5em;
      }
    }

    @media (max-width: 768px) {
      .page-88aaclub__hero-title {
        font-size: 2.5em;
      }
      .page-88aaclub__hero-description {
        font-size: 1.1em;
      }
      .page-88aaclub__hero-buttons {
        flex-direction: column;
        gap: 15px;
      }
      .page-88aaclub__button {
        width: 80%;
        margin: 0 auto;
      }
      .page-88aaclub__sticky-buttons {
        padding: 8px 10px;
      }
      .page-88aaclub__sticky-button {
        font-size: 0.9em;
        padding: 10px 8px;
      }
      .page-88aaclub__section {
        padding: 40px 15px;
      }
      .page-88aaclub__heading {
        font-size: 1.8em;
        margin-bottom: 30px;
      }
      .page-88aaclub__subheading {
        font-size: 1.3em;
      }
      .page-88aaclub__game-categories-grid,
      .page-88aaclub__why-choose-us-grid,
      .page-88aaclub__promotions-news-grid,
      .page-88aaclub__game-providers-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      }
      .page-88aaclub__game-category-card,
      .page-88aaclub__feature-item,
      .page-88aaclub__news-card {
        padding: 15px;
      }
      .page-88aaclub__game-category-image,
      .page-88aaclub__feature-icon,
      .page-88aaclub__provider-logo {
        max-width: 150px; /* Responsive image sizing for smaller screens */
        width: 100%;
        height: auto;
        max-height: none !important; /* Override potential fixed height */
        object-fit: contain;
      }
      .page-88aaclub__news-image {
        height: 150px;
      }
      .page-88aaclub__faq-question {
        font-size: 1em;
        padding: 12px 15px;
      }
      .page-88aaclub__faq-toggle {
        font-size: 1.3em;
      }
      .page-88aaclub__faq-answer {
        padding: 15px 15px !important;
      }
      .page-88aaclub__cta-title {
        font-size: 2em;
      }
      .page-88aaclub__cta-description {
        font-size: 1em;
      }
    }

    @media (max-width: 480px) {
      .page-88aaclub__hero-title {
        font-size: 2em;
      }
      .page-88aaclub__heading {
        font-size: 1.5em;
      }
      .page-88aaclub__sticky-buttons {
        flex-direction: column;
        gap: 5px;
      }
      .page-88aaclub__sticky-button {
        width: 90%;
        margin: 0;
      }
      .page-88aaclub__game-categories-grid,
      .page-88aaclub__why-choose-us-grid,
      .page-88aaclub__promotions-news-grid,
      .page-88aaclub__game-providers-grid {
        grid-template-columns: 1fr; /* Một cột trên màn hình rất nhỏ */
      }
      .page-88aaclub__game-category-card,
      .page-88aaclub__feature-item,
      .page-88aaclub__news-card {
        padding: 10px;
      }
      .page-88aaclub__faq-question {
        font-size: 0.9em;
      }
    }