/* Tổng thể */
    .page-qq88 {
      font-family: 'Arial', sans-serif;
      background-color: #000000; /* Nền đen */
      color: #f0f0f0; /* Chữ sáng */
      line-height: 1.6;
      padding-bottom: 80px; /* Đảm bảo không bị footer cố định che */
    }

    .page-qq88__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
    }

    /* Tiêu đề */
    .page-qq88 h1, .page-qq88 h2, .page-qq88 h3 {
      color: #FFD700; /* Màu vàng kim */
      text-align: center;
      margin-bottom: 25px;
      text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
    }

    .page-qq88 h1 {
      font-size: 2.8em;
      margin-top: 0;
      padding-top: 120px; /* Đẩy nội dung xuống do header cố định */
    }

    .page-qq88 h2 {
      font-size: 2.2em;
      border-bottom: 2px solid #FFD700;
      padding-bottom: 10px;
      margin-top: 40px;
    }

    .page-qq88 h3 {
      font-size: 1.8em;
      margin-top: 30px;
    }

    /* Đoạn văn bản */
    .page-qq88 p {
      margin-bottom: 1em;
      text-align: justify;
    }

    /* Nút đăng nhập/đăng ký nổi */
    .page-qq88__floating-button {
      position: fixed;
      bottom: 20px;
      right: 20px;
      background-color: #FF4500; /* Màu cam nổi bật */
      color: #ffffff;
      padding: 15px 25px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.2em;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
      z-index: 1000;
      transition: background-color 0.3s ease, transform 0.3s ease;
      animation: page-qq88__pulse 2s infinite;
    }

    .page-qq88__floating-button:hover {
      background-color: #E03E00;
      transform: scale(1.05);
    }

    @keyframes page-qq88__pulse {
      0% { transform: scale(1); }
      50% { transform: scale(1.03); }
      100% { transform: scale(1); }
    }

    /* Hero Section */
    .page-qq88__hero-section {
      text-align: center;
      background-color: #1a1a1a;
      padding: 40px 0;
      margin-bottom: 40px;
    }

    .page-qq88__hero-image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
      margin-bottom: 20px;
    }

    .page-qq88__hero-image {
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto;
      border-radius: 8px;
    }

    .page-qq88__hero-text {
      max-width: 800px;
      margin: 0 auto 20px auto;
    }

    .page-qq88__hero-cta {
      display: inline-block;
      background-color: #008CBA; /* Màu xanh dương */
      color: #ffffff;
      padding: 12px 30px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      transition: background-color 0.3s ease;
    }

    .page-qq88__hero-cta:hover {
      background-color: #007B9E;
    }

    /* Phần giới thiệu */
    .page-qq88__intro-section {
      padding: 30px 0;
    }

    /* Phần trò chơi nổi bật */
    .page-qq88__game-categories {
      padding: 30px 0;
    }

    .page-qq88__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .page-qq88__game-card {
      background-color: #222222;
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.4);
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .page-qq88__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.6);
    }

    .page-qq88__game-image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
      height: 200px; /* Chiều cao cố định cho ảnh game */
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .page-qq88__game-image {
      max-width: 100%;
      height: auto;
      display: block;
    }

    .page-qq88__game-card-content {
      padding: 15px;
    }

    .page-qq88__game-card h3 {
      font-size: 1.3em;
      margin: 10px 0;
      color: #FFD700;
      pointer-events: auto; /* Đảm bảo link trong h3 vẫn hoạt động */
    }

    .page-qq88__game-card h3 a {
      color: #FFD700;
      text-decoration: none;
      transition: color 0.3s ease;
    }

    .page-qq88__game-card h3 a:hover {
      color: #FFA500;
    }

    /* Phần khuyến mãi */
    .page-qq88__promo-section {
      padding: 30px 0;
      background-color: #1a1a1a;
    }

    .page-qq88__promo-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .page-qq88__promo-card {
      background-color: #222222;
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.4);
      padding: 20px;
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .page-qq88__promo-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.6);
    }

    .page-qq88__promo-card h3 {
      color: #00BFFF; /* Màu xanh sáng */
      margin-bottom: 10px;
      font-size: 1.5em;
    }

    .page-qq88__promo-card p {
      font-size: 0.95em;
      color: #cccccc;
    }

    .page-qq88__promo-card .page-qq88__promo-cta {
      display: inline-block;
      background-color: #FF4500;
      color: #ffffff;
      padding: 10px 20px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      margin-top: 15px;
      transition: background-color 0.3s ease;
    }

    .page-qq88__promo-card .page-qq88__promo-cta:hover {
      background-color: #E03E00;
    }

    /* Nhà cung cấp game */
    .page-qq88__providers-section {
      padding: 30px 0;
    }

    .page-qq88__provider-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); /* Nhỏ hơn cho logo */
      gap: 20px;
      margin-top: 30px;
      justify-items: center;
      align-items: center;
    }

    .page-qq88__provider-item {
      background-color: #222222;
      border-radius: 8px;
      padding: 10px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease;
      width: 100%;
      height: 100px; /* Chiều cao cố định cho logo */
      display: flex;
      align-items: center;
      justify-content: center;
      box-sizing: border-box;
    }

    .page-qq88__provider-item:hover {
      transform: translateY(-3px);
    }

    .page-qq88__provider-logo {
      max-width: 100%;
      max-height: 80px; /* Đảm bảo logo không quá lớn */
      height: auto;
      display: block;
    }

    /* Phương thức thanh toán */
    .page-qq88__payments-section {
      padding: 30px 0;
      background-color: #1a1a1a;
    }

    .page-qq88__payment-list {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 20px;
      margin-top: 30px;
    }

    .page-qq88__payment-item {
      background-color: #222222;
      padding: 15px 25px;
      border-radius: 8px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
      font-weight: bold;
      color: #FFD700;
      transition: background-color 0.3s ease;
    }

    .page-qq88__payment-item:hover {
      background-color: #333333;
    }

    /* FAQ Section */
    .page-qq88__faq-section {
      padding: 30px 0;
    }

    .page-qq88__faq-list {
      max-width: 800px;
      margin: 30px auto 0 auto;
      background-color: #1a1a1a;
      border-radius: 10px;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.4);
      overflow: hidden;
    }

    .page-qq88__faq-item {
      border-bottom: 1px solid #333333;
    }

    .page-qq88__faq-item:last-child {
      border-bottom: none;
    }

    .page-qq88__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 25px;
      cursor: pointer;
      user-select: none;
      background-color: #222222;
      transition: background-color 0.3s ease;
    }

    .page-qq88__faq-question:hover {
      background-color: #333333;
    }

    .page-qq88__faq-question h3 {
      margin: 0;
      font-size: 1.2em;
      color: #FFD700;
      text-align: left;
      border-bottom: none;
      padding-bottom: 0;
      pointer-events: none; /* Ngăn chặn h3 chặn sự kiện click */
    }

    .page-qq88__faq-toggle {
      font-size: 1.5em;
      font-weight: bold;
      color: #00BFFF;
      transition: transform 0.3s ease;
      pointer-events: none; /* Ngăn chặn span chặn sự kiện click */
    }

    .page-qq88__faq-item.active .page-qq88__faq-toggle {
      transform: rotate(45deg); /* Xoay dấu + thành X hoặc - */
      color: #FF4500;
    }

    .page-qq88__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 25px;
      background-color: #1a1a1a;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      opacity: 0;
      color: #cccccc;
    }

    .page-qq88__faq-item.active .page-qq88__faq-answer {
      max-height: 2000px !important; /* Đủ lớn để chứa mọi nội dung */
      padding: 20px 25px !important;
      opacity: 1;
    }

    /* Lời kêu gọi hành động cuối cùng */
    .page-qq88__final-cta {
      text-align: center;
      padding: 50px 0;
      background-color: #1a1a1a;
      margin-top: 40px;
    }

    .page-qq88__final-cta p {
      font-size: 1.2em;
      margin-bottom: 30px;
      color: #f0f0f0;
    }

    /* Responsive */
    @media (max-width: 768px) {
      .page-qq88 h1 {
        font-size: 2.2em;
        padding-top: 100px !important; /* Điều chỉnh cho mobile */
      }

      .page-qq88 h2 {
        font-size: 1.8em;
      }

      .page-qq88 h3 {
        font-size: 1.4em;
      }

      .page-qq88__floating-button {
        padding: 12px 20px;
        font-size: 1em;
        bottom: 15px;
        right: 15px;
      }

      .page-qq88__game-grid,
      .page-qq88__promo-grid,
      .page-qq88__provider-grid {
        grid-template-columns: 1fr;
      }

      .page-qq88__game-image-wrapper {
        height: 180px;
      }

      .page-qq88__provider-item {
        height: 80px;
      }

      .page-qq88__provider-logo {
        max-height: 60px;
      }

      .page-qq88__faq-question {
        padding: 15px 20px;
      }

      .page-qq88__faq-question h3 {
        font-size: 1.1em;
      }

      .page-qq88__faq-answer {
        padding: 0 20px;
      }

      .page-qq88__faq-item.active .page-qq88__faq-answer {
        padding: 15px 20px !important;
      }

      .page-qq88__hero-image,
      .page-qq88__game-image,
      .page-qq88__provider-logo {
        max-width: 100% !important;
        height: auto !important;
      }

      .page-qq88__hero-image-wrapper,
      .page-qq88__game-image-wrapper,
      .page-qq88__provider-item {
        width: 100% !important;
        max-width: 100% !important;
        overflow: hidden !important;
        box-sizing: border-box !important;
      }
    }