:root {
      --page-fun88-primary-color: #e44d26; /* Cam đỏ */
      --page-fun88-secondary-color: #f5f5f5; /* Xám nhạt */
      --page-fun88-text-color: #333333; /* Đen xám */
      --page-fun88-text-light: #ffffff; /* Trắng */
      --page-fun88-accent-color: #007bff; /* Xanh dương */
      --page-fun88-border-color: #e0e0e0;
    }

    .page-fun88 {
      font-family: 'Arial', sans-serif;
      color: var(--page-fun88-text-color);
      line-height: 1.6;
      background-color: var(--page-fun88-secondary-color);
      margin: 0;
      padding: 0;
      overflow-x: hidden;
    }

    .page-fun88__hero-section {
      position: relative;
      width: 100%;
      padding-top: 100px; /* Dành cho thanh điều hướng cố định trên di động */
      background-color: #000; /* Đảm bảo nền đen cho banner */
      text-align: center;
      box-sizing: border-box;
    }

    .page-fun88__hero-image {
      width: 100%;
      height: auto;
      max-width: 100%;
      display: block;
      object-fit: cover;
    }

    .page-fun88__hero-content {
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      padding: 15px;
      background: linear-gradient(to top, rgba(0,0,0,0.8), rgba(0,0,0,0));
      color: var(--page-fun88-text-light);
      text-align: center;
    }

    .page-fun88__hero-title {
      font-size: 1.8em;
      margin-bottom: 10px;
      color: var(--page-fun88-text-light);
      text-shadow: 1px 1px 3px rgba(0,0,0,0.5);
    }

    .page-fun88__hero-description {
      font-size: 1em;
      margin-bottom: 20px;
      color: var(--page-fun88-text-light);
    }

    .page-fun88__hero-cta {
      display: inline-block;
      background-color: var(--page-fun88-primary-color);
      color: var(--page-fun88-text-light);
      padding: 12px 25px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
      font-size: 1.1em;
    }

    .page-fun88__hero-cta:hover {
      background-color: #c0392b;
    }

    .page-fun88__floating-buttons {
      position: fixed;
      bottom: 20px;
      right: 20px;
      display: flex;
      flex-direction: column;
      gap: 10px;
      z-index: 1000;
    }

    .page-fun88__floating-button {
      display: block;
      background-color: var(--page-fun88-accent-color);
      color: var(--page-fun88-text-light);
      padding: 10px 15px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      text-align: center;
      box-shadow: 0 4px 8px rgba(0,0,0,0.2);
      transition: background-color 0.3s ease, transform 0.2s ease;
      white-space: nowrap;
      font-size: 0.9em;
    }

    .page-fun88__floating-button--register {
      background-color: var(--page-fun88-primary-color);
    }

    .page-fun88__floating-button:hover {
      transform: translateY(-2px);
      opacity: 0.9;
    }

    .page-fun88__section {
      padding: 30px 15px;
      margin-bottom: 20px;
      background-color: var(--page-fun88-text-light);
      border-radius: 8px;
      box-shadow: 0 2px 4px rgba(0,0,0,0.05);
      box-sizing: border-box;
      max-width: 1200px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-fun88__section:first-of-type {
      margin-top: 20px; /* Khoảng cách sau hero */
    }

    .page-fun88__section-title {
      text-align: center;
      font-size: 1.8em;
      color: var(--page-fun88-primary-color);
      margin-bottom: 25px;
      position: relative;
    }

    .page-fun88__section-title::after {
      content: '';
      display: block;
      width: 60px;
      height: 3px;
      background-color: var(--page-fun88-primary-color);
      margin: 10px auto 0;
      border-radius: 2px;
    }

    .page-fun88__text-content {
      font-size: 1em;
      line-height: 1.7;
      margin-bottom: 20px;
      text-align: justify;
    }

    .page-fun88__game-grid,
    .page-fun88__provider-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      justify-content: center;
    }

    .page-fun88__game-card,
    .page-fun88__provider-card {
      background-color: #f9f9f9;
      border: 1px solid var(--page-fun88-border-color);
      border-radius: 8px;
      overflow: hidden;
      text-align: center;
      padding: 15px;
      transition: transform 0.2s ease, box-shadow 0.2s ease;
      text-decoration: none;
      color: var(--page-fun88-text-color);
    }

    .page-fun88__game-card:hover,
    .page-fun88__provider-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 12px rgba(0,0,0,0.1);
    }

    .page-fun88__game-image,
    .page-fun88__provider-logo {
      width: 100%;
      height: auto;
      max-width: 100%;
      display: block;
      margin: 0 auto 10px;
      border-radius: 5px;
      object-fit: contain; /* For logos, maintain aspect ratio */
      min-height: 100px; /* Ensure images are not too small */
      min-width: 100px;
    }
    .page-fun88__provider-logo {
        max-height: 80px; /* Specific height for logos if needed */
        object-fit: contain;
    }

    .page-fun88__game-title,
    .page-fun88__provider-title {
      font-size: 1.1em;
      font-weight: bold;
      color: var(--page-fun88-primary-color);
      margin-top: 10px;
    }

    .page-fun88__app-download {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 25px;
    }

    .page-fun88__app-platform {
      text-align: center;
      width: 100%;
      max-width: 300px;
    }

    .page-fun88__app-qr-code {
      width: 180px;
      height: 180px;
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto 15px;
      border: 1px solid var(--page-fun88-border-color);
      border-radius: 5px;
    }

    .page-fun88__app-link {
      display: inline-block;
      background-color: var(--page-fun88-accent-color);
      color: var(--page-fun88-text-light);
      padding: 10px 20px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
    }

    .page-fun88__app-link:hover {
      background-color: #0056b3;
    }

    .page-fun88__link-list {
      list-style: none;
      padding: 0;
      margin: 0;
    }

    .page-fun88__link-item {
      background-color: #f0f0f0;
      margin-bottom: 10px;
      padding: 12px 15px;
      border-radius: 5px;
      border: 1px solid var(--page-fun88-border-color);
      transition: background-color 0.2s ease;
    }

    .page-fun88__link-item:hover {
      background-color: #e8e8e8;
    }

    .page-fun88__link-item a {
      text-decoration: none;
      color: var(--page-fun88-accent-color);
      font-weight: bold;
      display: block;
    }

    .page-fun88__link-item a:hover {
      color: var(--page-fun88-primary-color);
    }

    .page-fun88__faq-section {
      padding: 30px 15px;
      background-color: var(--page-fun88-text-light);
      border-radius: 8px;
      box-shadow: 0 2px 4px rgba(0,0,0,0.05);
      max-width: 1200px;
      margin: 20px auto;
      box-sizing: border-box;
    }

    .page-fun88__faq-item {
      border: 1px solid var(--page-fun88-border-color);
      margin-bottom: 10px;
      border-radius: 5px;
      overflow: hidden;
      background-color: #f9f9f9;
    }

    .page-fun88__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px;
      background-color: #e0e0e0;
      cursor: pointer;
      font-weight: bold;
      color: var(--page-fun88-text-color);
      transition: background-color 0.3s ease;
      user-select: none;
    }

    .page-fun88__faq-question h3 {
      margin: 0;
      font-size: 1.1em;
      color: var(--page-fun88-primary-color);
      pointer-events: none; /* Ngăn chặn sự kiện click trên h3 */
    }

    .page-fun88__faq-question:hover {
      background-color: #d5d5d5;
    }

    .page-fun88__faq-toggle {
      font-size: 1.5em;
      line-height: 1;
      transition: transform 0.3s ease;
      pointer-events: none; /* Ngăn chặn sự kiện click trên toggle */
    }

    .page-fun88__faq-item.active .page-fun88__faq-toggle {
      transform: rotate(45deg); /* Biểu tượng '+' xoay thành 'x' hoặc '-' */
    }
    .page-fun88__faq-item.active .page-fun88__faq-toggle::before {
        content: "−"; /* Thay đổi thành dấu trừ */
    }
    .page-fun88__faq-item:not(.active) .page-fun88__faq-toggle::before {
        content: "+"; /* Dấu cộng mặc định */
    }

    .page-fun88__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;
      color: var(--page-fun88-text-color);
      background-color: #ffffff;
    }

    .page-fun88__faq-item.active .page-fun88__faq-answer {
      max-height: 2000px !important; /* Đủ lớn để chứa mọi nội dung */
      padding: 20px 15px !important;
      opacity: 1;
    }

    /* Responsive adjustments */
    @media (min-width: 768px) {
      .page-fun88__hero-section {
        padding-top: 120px; /* Dành cho thanh điều hướng cố định trên desktop */
      }

      .page-fun88__hero-title {
        font-size: 2.5em;
      }

      .page-fun88__hero-description {
        font-size: 1.1em;
      }

      .page-fun88__floating-buttons {
        flex-direction: row;
        bottom: 30px;
        right: 30px;
      }

      .page-fun88__floating-button {
        font-size: 1em;
        padding: 12px 20px;
      }

      .page-fun88__section {
        padding: 40px 25px;
      }

      .page-fun88__section-title {
        font-size: 2.2em;
      }

      .page-fun88__game-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      }
      .page-fun88__provider-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
      }

      .page-fun88__app-download {
        flex-direction: row;
        justify-content: center;
      }

      .page-fun88__app-platform {
        max-width: none;
        width: auto;
      }

      .page-fun88__faq-section {
        padding: 40px 25px;
      }
      .page-fun88__faq-question {
        padding: 20px;
      }
      .page-fun88__faq-question h3 {
        font-size: 1.2em;
      }
      .page-fun88__faq-answer {
        padding: 0 20px;
      }
      .page-fun88__faq-item.active .page-fun88__faq-answer {
        padding: 25px 20px !important;
      }
    }

    /* Ensure all images are responsive and not too small */
    .page-fun88 img {
      max-width: 100%;
      height: auto;
      display: block; /* Remove extra space below images */
      box-sizing: border-box;
    }
    .page-fun88__game-image,
    .page-fun88__provider-logo,
    .page-fun88__app-qr-code {
        width: 100%;
        max-width: 100%;
        overflow: hidden;
        box-sizing: border-box;
    }
    @media (max-width: 768px) {
        .page-fun88 img {
            max-width: 100% !important;
            height: auto !important;
        }
    }