:root {
      --page-halo88-primary-bg: #1a1a2e; /* Nền tối chính */
      --page-halo88-secondary-bg: #16213e; /* Nền tối phụ, hơi sáng hơn */
      --page-halo88-accent-color: #e94560; /* Màu đỏ hồng nổi bật */
      --page-halo88-text-color: #e0e0e0; /* Màu chữ xám nhạt */
      --page-halo88-heading-color: #f0f0f0; /* Màu tiêu đề trắng */
      --page-halo88-button-bg: #0f3460; /* Màu nền nút đậm hơn */
      --page-halo88-button-hover-bg: #c73751; /* Màu nền nút khi hover */
      --page-halo88-border-color: #0f3460; /* Màu viền */
      --page-halo88-card-bg: #0f3460; /* Nền thẻ */
      --page-halo88-promo-bg: #2b2b42; /* Nền phần khuyến mãi */
      --page-halo88-link-color: #5d8aa8; /* Màu liên kết */
      --page-halo88-link-hover-color: #7b9ebc; /* Màu liên kết khi hover */
    }

    .page-halo88 {
      font-family: 'Arial', sans-serif;
      color: var(--page-halo88-text-color);
      background-color: var(--page-halo88-primary-bg);
      line-height: 1.6;
      padding-bottom: 80px; /* Khoảng trống cho nút cố định */
      overflow-x: hidden; /* Ngăn chặn tràn ngang */
    }

    .page-halo88-section {
      padding: 40px 20px;
      margin-bottom: 20px;
      background-color: var(--page-halo88-secondary-bg);
      border-radius: 8px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
      text-align: center;
      max-width: 1200px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-halo88-section:nth-child(even) {
      background-color: var(--page-halo88-primary-bg);
    }

    .page-halo88-section h1,
    .page-halo88-section h2,
    .page-halo88-section h3 {
      color: var(--page-halo88-heading-color);
      margin-bottom: 20px;
      font-weight: bold;
    }

    .page-halo88-section h1 {
      font-size: 2.5em;
      text-transform: uppercase;
      letter-spacing: 1px;
    }

    .page-halo88-section h2 {
      font-size: 2em;
      border-bottom: 2px solid var(--page-halo88-accent-color);
      padding-bottom: 10px;
      display: inline-block;
      margin-bottom: 30px;
    }

    .page-halo88-section h3 {
      font-size: 1.5em;
      color: var(--page-halo88-accent-color);
    }

    .page-halo88-hero {
      background-color: var(--page-halo88-secondary-bg);
      padding: 20px 0;
      text-align: center;
      position: relative;
      overflow: hidden;
      border-radius: 0;
      box-shadow: none;
    }

    .page-halo88-hero-image-container {
      width: 100%;
      max-width: 100%;
      margin: 0 auto;
      display: flex;
      justify-content: center;
      align-items: center;
    }

    .page-halo88-hero-image {
      max-width: 100%;
      height: auto;
      border-radius: 8px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
      margin-bottom: 20px;
    }

    .page-halo88-hero-content {
      padding: 0 20px 40px;
    }

    .page-halo88-hero p {
      font-size: 1.1em;
      margin-bottom: 30px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-halo88-button {
      display: inline-block;
      background-color: var(--page-halo88-accent-color);
      color: #ffffff;
      padding: 15px 30px;
      border-radius: 50px;
      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-halo88-button:hover {
      background-color: var(--page-halo88-button-hover-bg);
      transform: translateY(-2px);
    }

    .page-halo88-text-link {
      color: var(--page-halo88-link-color);
      text-decoration: none;
      font-weight: bold;
      transition: color 0.3s ease;
    }

    .page-halo88-text-link:hover {
      color: var(--page-halo88-link-hover-color);
      text-decoration: underline;
    }

    .page-halo88-game-grid,
    .page-halo88-provider-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      margin-top: 30px;
      max-width: 1200px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-halo88-game-card,
    .page-halo88-provider-card {
      background-color: var(--page-halo88-card-bg);
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-align: center;
      padding: 15px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      min-height: 180px;
    }

    .page-halo88-game-card:hover,
    .page-halo88-provider-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.6);
    }

    .page-halo88-game-card img,
    .page-halo88-provider-card img {
      width: 100%;
      height: 100px;
      object-fit: contain;
      border-radius: 4px;
      margin-bottom: 10px;
    }

    .page-halo88-provider-card img {
        height: 80px;
    }

    .page-halo88-game-card h3,
    .page-halo88-provider-card h3 {
      font-size: 1.1em;
      color: var(--page-halo88-heading-color);
      margin: 0;
      line-height: 1.3;
    }

    .page-halo88-game-card a,
    .page-halo88-provider-card a {
      text-decoration: none;
      color: inherit;
      display: block;
      width: 100%;
    }

    .page-halo88-promo-banner {
      width: 100%;
      max-width: 800px;
      height: auto;
      border-radius: 8px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
      margin: 20px auto;
      display: block;
    }

    .page-halo88-list {
      text-align: left;
      max-width: 800px;
      margin: 0 auto 30px auto;
      padding-left: 20px;
    }

    .page-halo88-list li {
      margin-bottom: 10px;
      color: var(--page-halo88-text-color);
      position: relative;
      padding-left: 25px;
    }

    .page-halo88-list li::before {
      content: '✔️';
      color: var(--page-halo88-accent-color);
      position: absolute;
      left: 0;
      font-weight: bold;
    }

    .page-halo88-faq-item {
      background-color: var(--page-halo88-card-bg);
      border-radius: 8px;
      padding: 20px;
      margin-bottom: 15px;
      text-align: left;
    }

    .page-halo88-faq-item h3 {
      color: var(--page-halo88-accent-color);
      margin-top: 0;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .page-halo88-faq-item h3::after {
      content: '+';
      font-size: 1.2em;
      transition: transform 0.3s ease;
    }

    .page-halo88-faq-item.active h3::after {
      content: '-';
      transform: rotate(180deg);
    }

    .page-halo88-faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.5s ease-out;
      color: var(--page-halo88-text-color);
      padding-top: 0;
    }

    .page-halo88-faq-item.active .page-halo88-faq-answer {
      max-height: 200px; /* Điều chỉnh tùy theo nội dung */
      padding-top: 10px;
    }

    .page-halo88-floating-button {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      background-color: var(--page-halo88-accent-color);
      color: #ffffff;
      padding: 15px 25px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
      z-index: 1000;
      transition: background-color 0.3s ease, transform 0.2s ease;
      white-space: nowrap; /* Ngăn chặn xuống dòng */
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
    }

    .page-halo88-floating-button:hover {
      background-color: var(--page-halo88-button-hover-bg);
      transform: translateX(-50%) translateY(-3px);
    }

    /* Điều chỉnh responsive */
    @media (min-width: 768px) {
      .page-halo88-section {
        padding: 60px 40px;
      }

      .page-halo88-section h1 {
        font-size: 3.5em;
      }

      .page-halo88-section h2 {
        font-size: 2.5em;
      }

      .page-halo88-game-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      }

      .page-halo88-provider-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
      }
    }

    @media (min-width: 1024px) {
      .page-halo88-section {
        padding: 80px 60px;
      }

      .page-halo88-game-grid {
        grid-template-columns: repeat(4, 1fr);
      }

      .page-halo88-provider-grid {
        grid-template-columns: repeat(8, 1fr);
      }
    }