/* Tổng quan */
    .page-86 {
      font-family: 'Arial', sans-serif;
      color: #fff; /* Màu chữ trắng */
      background-color: #000; /* Màu nền đen */
      line-height: 1.6;
      padding-bottom: 80px; /* Khoảng trống cho nút nổi */
    }

    .page-86__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
      box-sizing: border-box;
    }

    /* Tiêu đề chung */
    .page-86__heading-primary {
      font-size: 2.5em;
      color: #FFD700; /* Màu vàng */
      text-align: center;
      margin-bottom: 20px;
      padding-top: 20px;
    }

    .page-86__heading-secondary {
      font-size: 2em;
      color: #FFD700; /* Màu vàng */
      text-align: center;
      margin-top: 40px;
      margin-bottom: 20px;
    }

    .page-86__heading-tertiary {
      font-size: 1.5em;
      color: #fff;
      margin-top: 30px;
      margin-bottom: 15px;
    }

    /* Nút */
    .page-86__button {
      display: inline-block;
      background-color: #FFD700; /* Màu vàng */
      color: #000;
      padding: 12px 25px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease, color 0.3s ease;
      border: none;
      cursor: pointer;
      font-size: 1em;
      text-align: center;
    }

    .page-86__button:hover {
      background-color: #e6c200;
      color: #333;
    }

    /* Hero Section */
    .page-86__hero-section {
      text-align: center;
      padding-top: 160px; /* Khoảng trống cho header cố định */
      padding-bottom: 40px;
      background-color: #000;
      position: relative;
      overflow: hidden;
    }

    .page-86__hero-image {
      width: 100%;
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto 20px auto;
      border-radius: 8px;
    }

    .page-86__hero-content {
      position: relative;
      z-index: 1;
      padding: 0 15px;
    }

    .page-86__hero-description {
      font-size: 1.1em;
      margin-bottom: 30px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    /* Giới Thiệu Section */
    .page-86__about-section {
      padding: 40px 0;
      background-color: #111;
      border-top: 1px solid #333;
    }

    .page-86__about-text {
      font-size: 1em;
      margin-bottom: 20px;
      text-align: justify;
    }

    /* Các Trò Chơi Nổi Bật Section */
    .page-86__games-section {
      padding: 40px 0;
      background-color: #000;
    }

    .page-86__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-top: 30px;
      justify-content: center;
    }

    .page-86__game-item {
      background-color: #1a1a1a;
      border-radius: 10px;
      overflow: hidden;
      text-align: center;
      padding: 20px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      align-items: center;
      box-sizing: border-box;
    }

    .page-86__game-item:hover {
      transform: translateY(-8px);
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.6);
    }

    .page-86__game-image-wrapper {
      width: 100%;
      max-width: 300px; /* Adjust as needed for image size */
      height: 200px; /* Fixed height for consistency */
      overflow: hidden;
      border-radius: 8px;
      margin-bottom: 15px;
      display: flex;
      justify-content: center;
      align-items: center;
    }

    .page-86__game-image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }

    .page-86__game-title {
      font-size: 1.3em;
      color: #FFD700;
      margin-bottom: 10px;
    }

    .page-86__game-description {
      font-size: 0.95em;
      color: #ccc;
      margin-bottom: 15px;
      flex-grow: 1;
      text-align: left;
    }

    /* Hướng Dẫn Section */
    .page-86__guide-section {
      padding: 40px 0;
      background-color: #111;
    }

    .page-86__guide-list {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-top: 30px;
      list-style: none;
      padding: 0;
    }

    .page-86__guide-item {
      background-color: #1a1a1a;
      border-radius: 10px;
      padding: 25px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
      box-sizing: border-box;
    }

    .page-86__guide-item h3 {
      color: #FFD700;
      margin-top: 0;
      font-size: 1.3em;
    }

    .page-86__guide-item p {
      color: #ccc;
      font-size: 0.95em;
    }

    /* Khuyến Mãi Section */
    .page-86__promo-section {
      padding: 40px 0;
      background-color: #000;
    }

    .page-86__promo-card {
      background-color: #1a1a1a;
      border-radius: 10px;
      padding: 30px;
      text-align: center;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
      max-width: 800px;
      margin: 30px auto 0 auto;
    }

    .page-86__promo-card h3 {
      color: #FFD700;
      font-size: 1.8em;
      margin-bottom: 15px;
    }

    .page-86__promo-card p {
      font-size: 1.1em;
      color: #ccc;
      margin-bottom: 25px;
    }

    /* Đối Tác Cung Cấp Game Section */
    .page-86__providers-section {
      padding: 40px 0;
      background-color: #111;
    }

    .page-86__providers-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); /* Smaller for logos */
      gap: 20px;
      margin-top: 30px;
      justify-content: center;
      align-items: center;
    }

    .page-86__provider-logo-wrapper {
      background-color: #222;
      border-radius: 8px;
      padding: 15px;
      text-align: center;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease;
      height: 100px; /* Fixed height for logo display */
      display: flex;
      justify-content: center;
      align-items: center;
      box-sizing: border-box;
    }

    .page-86__provider-logo-wrapper:hover {
      transform: scale(1.05);
    }

    .page-86__provider-logo {
      max-width: 100%;
      max-height: 70px; /* Max height for logos */
      width: auto;
      height: auto;
      display: block;
      object-fit: contain;
    }

    /* Câu Hỏi Thường Gặp Section */
    .page-86__faq-section {
      padding: 40px 0;
      background-color: #000;
    }

    .page-86__faq-list {
      max-width: 800px;
      margin: 30px auto 0 auto;
    }

    .page-86__faq-item {
      background-color: #1a1a1a;
      border-radius: 10px;
      margin-bottom: 15px;
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    }

    .page-86__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 25px;
      cursor: pointer;
      user-select: none;
      background-color: #222;
      border-bottom: 1px solid #333;
      transition: background-color 0.3s ease;
    }

    .page-86__faq-question:hover {
      background-color: #333;
    }

    .page-86__faq-question h3 {
      margin: 0;
      color: #FFD700;
      font-size: 1.1em;
      pointer-events: none; /* Prevent h3 from blocking click event */
    }

    .page-86__faq-toggle {
      font-size: 1.5em;
      color: #FFD700;
      font-weight: bold;
      pointer-events: none; /* Prevent toggle icon from blocking click event */
      transition: transform 0.3s ease;
    }

    .page-86__faq-item.active .page-86__faq-toggle {
      transform: rotate(45deg); /* Change + to X or similar */
    }

    .page-86__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 25px;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      color: #ccc;
      font-size: 0.95em;
      opacity: 0;
    }

    .page-86__faq-item.active .page-86__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px 25px !important;
      opacity: 1;
    }

    /* Kết Luận Section */
    .page-86__conclusion-section {
      padding: 40px 0;
      background-color: #111;
      text-align: center;
    }

    .page-86__conclusion-text {
      font-size: 1.1em;
      margin-bottom: 30px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    /* Nút nổi đăng nhập */
    .page-86__floating-button {
      position: fixed;
      bottom: 0;
      left: 0;
      width: 100%;
      background-color: #FFD700; /* Màu vàng */
      padding: 15px 0;
      text-align: center;
      box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.5);
      z-index: 1000;
      display: block;
      box-sizing: border-box;
    }

    .page-86__floating-button a {
      color: #000;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.2em;
      display: block;
      padding: 5px 10px;
    }

    .page-86__floating-button a:hover {
      color: #333;
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-86__heading-primary {
        font-size: 2em;
      }

      .page-86__heading-secondary {
        font-size: 1.7em;
      }

      .page-86__hero-section {
        padding-top: 160px; /* Keep consistent padding for mobile header */
        padding-bottom: 30px;
      }

      .page-86__hero-description {
        font-size: 1em;
      }

      .page-86__game-grid,
      .page-86__guide-list,
      .page-86__providers-grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }

      .page-86__game-item,
      .page-86__guide-item,
      .page-86__provider-logo-wrapper {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding-left: 15px !important;
        padding-right: 15px !important;
      }

      .page-86__game-image-wrapper {
        height: 180px;
      }

      .page-86__promo-card {
        padding: 20px;
      }

      .page-86__promo-card h3 {
        font-size: 1.5em;
      }

      .page-86__promo-card p {
        font-size: 1em;
      }

      .page-86__faq-list {
        padding: 0 10px;
      }

      .page-86__faq-question {
        padding: 15px 20px;
      }

      .page-86__faq-question h3 {
        font-size: 1em;
      }

      .page-86__faq-answer {
        padding: 15px 20px !important;
        font-size: 0.9em;
      }

      .page-86__floating-button {
        padding: 12px 0;
      }

      .page-86__floating-button a {
        font-size: 1.1em;
      }

      /* Ensure all images are responsive */
      .page-86 img {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
      }

      .page-86__container {
        padding: 0 10px;
      }
    }