:root {
      --page-m-th-ng-888-primary-color: #f7b32b; /* Vàng sáng */
      --page-m-th-ng-888-secondary-color: #1a1a1a; /* Gần đen */
      --page-m-th-ng-888-accent-color: #e53935; /* Đỏ */
      --page-m-th-ng-888-text-color: #ffffff; /* Trắng */
      --page-m-th-ng-888-text-dark: #333333; /* Đen đậm cho nền sáng */
      --page-m-th-ng-888-gradient-start: #2c3e50; /* Xám xanh đậm */
      --page-m-th-ng-888-gradient-end: #0a0a0a; /* Gần đen */
      --page-m-th-ng-888-border-radius: 8px;
      --page-m-th-ng-888-box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    }

    /* Base styles for the page content */
    .page-m-th-ng-888 {
      font-family: 'Arial', sans-serif;
      color: var(--page-m-th-ng-888-text-color);
      background: linear-gradient(135deg, var(--page-m-th-ng-888-gradient-start), var(--page-m-th-ng-888-gradient-end));
      min-height: 100vh;
      line-height: 1.6;
      padding-bottom: 80px; /* Space for sticky buttons */
    }

    .page-m-th-ng-888__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 10px 15px; /* Added 10px padding-top for hero/first section */
      box-sizing: border-box;
    }

    .page-m-th-ng-888__section {
      padding: 40px 0;
      text-align: center;
    }

    .page-m-th-ng-888__section--dark {
      background-color: var(--page-m-th-ng-888-secondary-color);
    }

    .page-m-th-ng-888__title {
      font-size: 2.8em;
      color: var(--page-m-th-ng-888-primary-color);
      margin-bottom: 20px;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
      font-weight: bold;
    }

    .page-m-th-ng-888__subtitle {
      font-size: 1.8em;
      color: var(--page-m-th-ng-888-text-color);
      margin-bottom: 30px;
      font-weight: normal;
    }

    .page-m-th-ng-888__text {
      font-size: 1.1em;
      margin-bottom: 20px;
      color: var(--page-m-th-ng-888-text-color);
    }

    /* Buttons */
    .page-m-th-ng-888__button {
      display: inline-block;
      background-color: var(--page-m-th-ng-888-primary-color);
      color: var(--page-m-th-ng-888-text-dark);
      padding: 15px 30px;
      border-radius: var(--page-m-th-ng-888-border-radius);
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      transition: background-color 0.3s ease, transform 0.2s ease;
      border: none;
      cursor: pointer;
      box-shadow: var(--page-m-th-ng-888-box-shadow);
    }

    .page-m-th-ng-888__button:hover {
      background-color: #e0a324; /* Slightly darker yellow */
      transform: translateY(-2px);
    }

    .page-m-th-ng-888__button--secondary {
      background-color: var(--page-m-th-ng-888-accent-color);
      color: var(--page-m-th-ng-888-text-color);
      margin-left: 15px;
    }

    .page-m-th-ng-888__button--secondary:hover {
      background-color: #c02a2a; /* Slightly darker red */
    }

    /* Floating buttons for Register/Login */
    .page-m-th-ng-888__floating-buttons {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      display: flex;
      gap: 15px;
      z-index: 1000;
      background-color: rgba(0, 0, 0, 0.7);
      padding: 10px 20px;
      border-radius: 50px;
      box-shadow: 0 5px 20px rgba(0, 0, 0, 0.5);
    }

    .page-m-th-ng-888__floating-button {
      padding: 12px 25px;
      font-size: 1em;
      border-radius: 30px;
      white-space: nowrap;
      box-shadow: none;
    }

    /* Image Styling */
    .page-m-th-ng-888__image-wrapper {
      width: 100%;
      max-width: 800px;
      margin: 30px auto;
      overflow: hidden;
      border-radius: var(--page-m-th-ng-888-border-radius);
      box-shadow: var(--page-m-th-ng-888-box-shadow);
      box-sizing: border-box;
    }

    .page-m-th-ng-888__image {
      max-width: 100%;
      height: auto;
      display: block;
      transition: transform 0.3s ease;
    }

    .page-m-th-ng-888__image:hover {
      transform: scale(1.03);
    }

    /* Features/Benefits Section */
    .page-m-th-ng-888__features {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }

    .page-m-th-ng-888__feature-item {
      background-color: var(--page-m-th-ng-888-secondary-color);
      padding: 30px;
      border-radius: var(--page-m-th-ng-888-border-radius);
      box-shadow: var(--page-m-th-ng-888-box-shadow);
      text-align: left;
      transition: transform 0.3s ease, background-color 0.3s ease;
      box-sizing: border-box;
    }

    .page-m-th-ng-888__feature-item:hover {
      transform: translateY(-5px);
      background-color: #2c2c2c;
    }

    .page-m-th-ng-888__feature-title {
      color: var(--page-m-th-ng-888-primary-color);
      font-size: 1.4em;
      margin-bottom: 15px;
      font-weight: bold;
    }

    .page-m-th-ng-888__feature-text {
      font-size: 1em;
      color: var(--page-m-th-ng-888-text-color);
    }

    /* Game Categories Section */
    .page-m-th-ng-888__game-categories {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 25px;
      margin-top: 40px;
    }

    .page-m-th-ng-888__game-card {
      background-color: var(--page-m-th-ng-888-secondary-color);
      border-radius: var(--page-m-th-ng-888-border-radius);
      box-shadow: var(--page-m-th-ng-888-box-shadow);
      overflow: hidden;
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      box-sizing: border-box;
    }

    .page-m-th-ng-888__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
    }

    .page-m-th-ng-888__game-image {
      width: 100%;
      height: 180px;
      object-fit: cover;
      display: block;
    }

    .page-m-th-ng-888__game-title {
      font-size: 1.2em;
      color: var(--page-m-th-ng-888-primary-color);
      padding: 15px;
      font-weight: bold;
    }

    /* FAQ Section */
    .page-m-th-ng-888__faq-list {
      margin-top: 40px;
      text-align: left;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-m-th-ng-888__faq-item {
      background-color: var(--page-m-th-ng-888-secondary-color);
      border-radius: var(--page-m-th-ng-888-border-radius);
      margin-bottom: 15px;
      box-shadow: var(--page-m-th-ng-888-box-shadow);
      overflow: hidden;
    }

    .page-m-th-ng-888__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 25px;
      cursor: pointer;
      user-select: none;
      background-color: #333333; /* Slightly lighter than secondary */
      transition: background-color 0.3s ease;
    }

    .page-m-th-ng-888__faq-question:hover {
      background-color: #444444;
    }

    .page-m-th-ng-888__faq-question h3 {
      margin: 0;
      color: var(--page-m-th-ng-888-primary-color);
      font-size: 1.2em;
      flex-grow: 1;
      pointer-events: none; /* Prevent h3 from blocking click on parent */
    }

    .page-m-th-ng-888__faq-toggle {
      font-size: 1.8em;
      color: var(--page-m-th-ng-888-primary-color);
      margin-left: 15px;
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent toggle from blocking click on parent */
    }

    .page-m-th-ng-888__faq-item.active .page-m-th-ng-888__faq-toggle {
      transform: rotate(45deg); /* Rotate '+' to 'x' or use '-' */
    }

    .page-m-th-ng-888__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 25px;
      color: var(--page-m-th-ng-888-text-color);
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      opacity: 0;
      font-size: 1em;
      line-height: 1.8;
    }

    .page-m-th-ng-888__faq-item.active .page-m-th-ng-888__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px 25px !important;
      opacity: 1;
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-m-th-ng-888__title {
        font-size: 2.2em;
      }

      .page-m-th-ng-888__subtitle {
        font-size: 1.4em;
      }

      .page-m-th-ng-888__text {
        font-size: 1em;
      }

      .page-m-th-ng-888__button {
        padding: 12px 20px;
        font-size: 1em;
      }

      .page-m-th-ng-888__button--secondary {
        margin-left: 10px;
      }

      .page-m-th-ng-888__floating-buttons {
        bottom: 15px;
        gap: 10px;
        padding: 8px 15px;
      }

      .page-m-th-ng-888__floating-button {
        padding: 10px 20px;
        font-size: 0.9em;
      }

      .page-m-th-ng-888__features,
      .page-m-th-ng-888__game-categories {
        grid-template-columns: 1fr;
        gap: 20px;
      }
      
      .page-m-th-ng-888__feature-item,
      .page-m-th-ng-888__game-card {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }

      .page-m-th-ng-888__image-wrapper {
        margin: 20px auto;
      }

      .page-m-th-ng-888__image {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
      }

      .page-m-th-ng-888__faq-question {
        padding: 15px 20px;
      }

      .page-m-th-ng-888__faq-question h3 {
        font-size: 1.1em;
      }

      .page-m-th-ng-888__faq-toggle {
        font-size: 1.5em;
      }

      .page-m-th-ng-888__faq-answer {
        padding: 0 20px;
      }

      .page-m-th-ng-888__faq-item.active .page-m-th-ng-888__faq-answer {
        padding: 15px 20px !important;
      }
    }
    
    @media (max-width: 480px) {
      .page-m-th-ng-888__title {
        font-size: 1.8em;
      }
      .page-m-th-ng-888__subtitle {
        font-size: 1.2em;
      }
      .page-m-th-ng-888__floating-buttons {
        flex-direction: column;
        width: calc(100% - 30px);
        max-width: 300px;
        border-radius: 15px;
        bottom: 10px;
        padding: 10px;
      }
      .page-m-th-ng-888__floating-button {
        width: 100%;
        margin: 0;
      }
      .page-m-th-ng-888__container {
        padding: 10px;
      }
    }