:root {
      --page-xsmbt6__primary-color: #FFD700; /* Vàng */
      --page-xsmbt6__secondary-color: #FFFFFF; /* Trắng */
      --page-xsmbt6__background-color: #000000; /* Đen */
      --page-xsmbt6__text-color: #FFFFFF; /* Trắng */
      --page-xsmbt6__accent-color: #FF4500; /* Cam đỏ */
    }

    .page-xsmbt6 {
      font-family: 'Arial', sans-serif;
      background-color: var(--page-xsmbt6__background-color);
      color: var(--page-xsmbt6__text-color);
      line-height: 1.6;
    }

    .page-xsmbt6__hero-section {
      position: relative;
      width: 100%;
      overflow: hidden;
      text-align: center;
      padding-top: 10px; /* Desktop */
      box-sizing: border-box;
    }

    .page-xsmbt6__hero-image {
      width: 100%;
      height: auto;
      display: block;
      max-width: 100%;
    }

    .page-xsmbt6__hero-content {
      padding: 20px;
      position: relative;
      z-index: 1;
    }

    .page-xsmbt6__main-heading {
      font-size: 2.5em;
      color: var(--page-xsmbt6__primary-color);
      margin-bottom: 15px;
      line-height: 1.2;
    }

    .page-xsmbt6__sub-heading {
      font-size: 1.5em;
      color: var(--page-xsmbt6__secondary-color);
      margin-bottom: 20px;
    }

    .page-xsmbt6__cta-button {
      display: inline-block;
      background-color: var(--page-xsmbt6__accent-color);
      color: var(--page-xsmbt6__secondary-color);
      padding: 15px 30px;
      border-radius: 8px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      transition: background-color 0.3s ease;
      box-shadow: 0 4px 15px rgba(255, 69, 0, 0.4);
      border: none;
      cursor: pointer;
    }

    .page-xsmbt6__cta-button:hover {
      background-color: #E63900;
    }

    .page-xsmbt6__section {
      padding: 40px 20px;
      max-width: 1200px;
      margin: 0 auto;
      text-align: center;
    }

    .page-xsmbt6__section-title {
      font-size: 2em;
      color: var(--page-xsmbt6__primary-color);
      margin-bottom: 30px;
      position: relative;
      padding-bottom: 10px;
    }

    .page-xsmbt6__section-title::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 80px;
      height: 3px;
      background-color: var(--page-xsmbt6__primary-color);
    }

    .page-xsmbt6__content-text {
      font-size: 1.1em;
      margin-bottom: 20px;
      color: var(--page-xsmbt6__text-color);
      text-align: left;
    }

    .page-xsmbt6__grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 30px;
    }

    .page-xsmbt6__grid-item {
      background-color: #1a1a1a;
      border-radius: 10px;
      padding: 25px;
      text-align: center;
      box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      border: 1px solid rgba(255, 215, 0, 0.2);
    }

    .page-xsmbt6__grid-item:hover {
      transform: translateY(-8px);
      box-shadow: 0 8px 30px rgba(255, 215, 0, 0.2);
    }

    .page-xsmbt6__grid-item-image {
      width: 100%;
      height: auto;
      max-width: 300px;
      border-radius: 8px;
      margin-bottom: 15px;
      display: block;
      margin-left: auto;
      margin-right: auto;
      max-height: 200px; /* Ensure images are not too tall */
      object-fit: cover;
    }

    .page-xsmbt6__grid-item-title {
      font-size: 1.3em;
      color: var(--page-xsmbt6__primary-color);
      margin-bottom: 10px;
    }

    .page-xsmbt6__grid-item-description {
      font-size: 0.95em;
      color: var(--page-xsmbt6__secondary-color);
    }

    .page-xsmbt6__game-categories {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 20px;
      margin-top: 30px;
    }

    .page-xsmbt6__game-card {
      background-color: #1a1a1a;
      border-radius: 10px;
      padding: 20px;
      text-align: center;
      box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
      width: 180px; /* Fixed width for cards */
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      border: 1px solid rgba(255, 215, 0, 0.2);
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    .page-xsmbt6__game-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 8px 30px rgba(255, 215, 0, 0.2);
    }

    .page-xsmbt6__game-icon {
      width: 120px; /* Larger icons as requested */
      height: 120px;
      object-fit: contain;
      margin-bottom: 15px;
      border-radius: 50%;
      background-color: rgba(255, 215, 0, 0.1);
      padding: 10px;
    }

    .page-xsmbt6__game-title {
      font-size: 1.1em;
      color: var(--page-xsmbt6__primary-color);
      font-weight: bold;
    }

    .page-xsmbt6__faq-section {
      padding: 40px 20px;
      max-width: 800px;
      margin: 0 auto;
    }

    .page-xsmbt6__faq-title {
      font-size: 2em;
      color: var(--page-xsmbt6__primary-color);
      text-align: center;
      margin-bottom: 30px;
      position: relative;
      padding-bottom: 10px;
    }

    .page-xsmbt6__faq-title::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 80px;
      height: 3px;
      background-color: var(--page-xsmbt6__primary-color);
    }

    .page-xsmbt6__faq-item {
      background-color: #1a1a1a;
      border: 1px solid rgba(255, 215, 0, 0.2);
      border-radius: 8px;
      margin-bottom: 15px;
      overflow: hidden;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    }

    .page-xsmbt6__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      background-color: #2a2a2a;
      color: var(--page-xsmbt6__secondary-color);
      cursor: pointer;
      user-select: none;
      transition: background-color 0.3s ease;
    }

    .page-xsmbt6__faq-question:hover {
      background-color: #3a3a3a;
    }

    .page-xsmbt6__faq-question h3 {
      margin: 0;
      font-size: 1.1em;
      color: var(--page-xsmbt6__primary-color);
      pointer-events: none; /* Prevent text selection from interfering with click */
    }

    .page-xsmbt6__faq-toggle {
      font-size: 1.5em;
      font-weight: bold;
      color: var(--page-xsmbt6__primary-color);
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent icon from interfering with click */
    }

    .page-xsmbt6__faq-item.active .page-xsmbt6__faq-toggle {
      transform: rotate(45deg);
    }

    .page-xsmbt6__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 15px;
      color: var(--page-xsmbt6__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;
      text-align: left;
    }

    .page-xsmbt6__faq-item.active .page-xsmbt6__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px 15px !important;
      opacity: 1;
    }

    .page-xsmbt6__promotion-banner {
      background: linear-gradient(90deg, #FFD700, #FF4500);
      padding: 30px 20px;
      text-align: center;
      margin-top: 40px;
      border-radius: 10px;
      box-shadow: 0 8px 25px rgba(255, 69, 0, 0.5);
    }

    .page-xsmbt6__promotion-title {
      font-size: 2.2em;
      color: #000000;
      margin-bottom: 15px;
      font-weight: bold;
    }

    .page-xsmbt6__promotion-description {
      font-size: 1.2em;
      color: #333333;
      margin-bottom: 25px;
    }

    .page-xsmbt6__promotion-button {
      background-color: #000000;
      color: var(--page-xsmbt6__primary-color);
      padding: 18px 35px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.2em;
      transition: background-color 0.3s ease, color 0.3s ease;
      border: 2px solid #000000;
    }

    .page-xsmbt6__promotion-button:hover {
      background-color: var(--page-xsmbt6__primary-color);
      color: #000000;
      border-color: #000000;
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-xsmbt6__hero-section {
        padding-top: 10px !important; /* Mobile */
      }

      .page-xsmbt6__main-heading {
        font-size: 1.8em;
      }

      .page-xsmbt6__sub-heading {
        font-size: 1.2em;
      }

      .page-xsmbt6__section-title,
      .page-xsmbt6__faq-title {
        font-size: 1.6em;
      }

      .page-xsmbt6__content-text {
        font-size: 1em;
      }

      .page-xsmbt6__grid {
        grid-template-columns: 1fr;
      }

      .page-xsmbt6__grid-item-image {
        max-width: 250px;
      }

      .page-xsmbt6__game-card {
        width: 150px;
        padding: 15px;
      }

      .page-xsmbt6__game-icon {
        width: 100px;
        height: 100px;
      }

      .page-xsmbt6__game-title {
        font-size: 1em;
      }

      .page-xsmbt6__faq-question {
        padding: 12px 15px;
      }

      .page-xsmbt6__faq-question h3 {
        font-size: 1em;
      }

      .page-xsmbt6__faq-answer {
        padding: 15px !important;
      }

      .page-xsmbt6__promotion-title {
        font-size: 1.5em;
      }

      .page-xsmbt6__promotion-description {
        font-size: 1em;
      }

      .page-xsmbt6__promotion-button {
        padding: 12px 25px;
        font-size: 1em;
      }

      .page-xsmbt6__grid-item-image,
      .page-xsmbt6__hero-image {
        max-width: 100% !important;
        height: auto !important;
      }
      .page-xsmbt6__grid-item,
      .page-xsmbt6__game-card {
        width: 100% !important;
        max-width: 100% !important;
        overflow: hidden !important;
        box-sizing: border-box !important;
      }
    }