:root {
      --page-bl555game__primary-color: #e44d26; /* Cam đỏ */
      --page-bl555game__secondary-color: #333; /* Xám đậm */
      --page-bl555game__accent-color: #f7b32b; /* Vàng hổ phách */
      --page-bl555game__text-color: #333; /* Màu chữ chính */
      --page-bl555game__light-text-color: #fff; /* Màu chữ sáng */
      --page-bl555game__background-color: #f8f8f8; /* Màu nền nhẹ */
      --page-bl555game__card-background: #fff; /* Nền thẻ */
      --page-bl555game__border-color: #eee; /* Màu viền */
      --page-bl555game__button-hover: #c23b1a; /* Màu nút hover */
    }

    .page-bl555game {
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
      color: var(--page-bl555game__text-color);
      background-color: var(--page-bl555game__background-color);
      overflow-x: hidden;
      padding-bottom: 80px; /* Space for floating button */
    }

    .page-bl555game__hero-section {
      text-align: center;
      padding: 10px 20px 40px; /* Adjusted padding-top for fixed header */
      background-color: var(--page-bl555game__secondary-color);
      color: var(--page-bl555game__light-text-color);
      position: relative;
      overflow: hidden;
      box-sizing: border-box;
    }

    .page-bl555game__hero-image {
      width: 100%;
      height: auto;
      max-height: 400px;
      object-fit: cover;
      display: block;
      margin: 0 auto 20px;
      border-radius: 8px;
    }

    .page-bl555game__hero-content {
      position: relative;
      z-index: 1;
      max-width: 900px;
      margin: 0 auto;
    }

    .page-bl555game__hero-content h1 {
      font-size: 2.5em;
      margin-bottom: 15px;
      color: var(--page-bl555game__accent-color);
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    }

    .page-bl555game__hero-content p {
      font-size: 1.1em;
      margin-bottom: 30px;
    }

    .page-bl555game__promo-button {
      display: inline-block;
      background-color: var(--page-bl555game__primary-color);
      color: var(--page-bl555game__light-text-color);
      padding: 15px 30px;
      border-radius: 30px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.2em;
      transition: background-color 0.3s ease, transform 0.2s ease;
      cursor: pointer;
      border: none;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    }

    .page-bl555game__promo-button:hover {
      background-color: var(--page-bl555game__button-hover);
      transform: translateY(-2px);
    }

    .page-bl555game__section {
      padding: 40px 20px;
      max-width: 1200px;
      margin: 0 auto;
      box-sizing: border-box;
    }

    .page-bl555game__section--alt {
      background-color: var(--page-bl555game__card-background);
    }

    .page-bl555game__section-title {
      font-size: 2em;
      color: var(--page-bl555game__primary-color);
      text-align: center;
      margin-bottom: 30px;
      position: relative;
      padding-bottom: 10px;
    }

    .page-bl555game__section-title::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 80px;
      height: 3px;
      background-color: var(--page-bl555game__accent-color);
      border-radius: 5px;
    }

    .page-bl555game__text-content {
      text-align: justify;
      margin-bottom: 20px;
    }

    .page-bl555game__text-content p {
      margin-bottom: 15px;
      font-size: 1.05em;
      line-height: 1.7;
    }

    .page-bl555game__text-content strong {
      color: var(--page-bl555game__primary-color);
    }

    .page-bl555game__grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .page-bl555game__card {
      background-color: var(--page-bl555game__card-background);
      border-radius: 12px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
      overflow: hidden;
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      box-sizing: border-box;
    }

    .page-bl555game__card:hover {
      transform: translateY(-8px);
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    }

    .page-bl555game__card-image {
      width: 100%;
      height: 200px;
      object-fit: cover;
      border-bottom: 1px solid var(--page-bl555game__border-color);
    }

    .page-bl555game__card-content {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .page-bl555game__card-title {
      font-size: 1.4em;
      color: var(--page-bl555game__secondary-color);
      margin-bottom: 10px;
      font-weight: bold;
    }

    .page-bl555game__card-description {
      font-size: 0.95em;
      color: #666;
      margin-bottom: 15px;
    }

    .page-bl555game__list {
      list-style: none;
      padding: 0;
      margin: 0;
      display: flex;
      flex-wrap: wrap;
      gap: 20px;
      justify-content: center;
    }

    .page-bl555game__list-item {
      background-color: var(--page-bl555game__card-background);
      border-left: 5px solid var(--page-bl555game__primary-color);
      padding: 20px;
      border-radius: 8px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
      flex: 1 1 calc(33% - 20px);
      min-width: 280px;
      box-sizing: border-box;
      transition: box-shadow 0.3s ease;
    }

    .page-bl555game__list-item:hover {
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
    }

    .page-bl555game__list-item h3 {
      color: var(--page-bl555game__primary-color);
      margin-top: 0;
      font-size: 1.3em;
      margin-bottom: 10px;
    }

    .page-bl555game__list-item p {
      font-size: 0.95em;
      color: #555;
    }

    .page-bl555game__floating-button {
      position: fixed;
      bottom: 20px;
      right: 20px;
      background-color: var(--page-bl555game__accent-color);
      color: var(--page-bl555game__secondary-color);
      padding: 15px 25px;
      border-radius: 50px;
      font-size: 1.1em;
      font-weight: bold;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
      cursor: pointer;
      z-index: 1000;
      display: flex;
      align-items: center;
      gap: 10px;
      transition: background-color 0.3s ease, transform 0.2s ease;
      border: none;
    }

    .page-bl555game__floating-button:hover {
      background-color: #e6a024;
      transform: translateY(-3px);
    }

    .page-bl555game__floating-button span {
      font-size: 1.5em;
    }

    .page-bl555game__faq-section {
      background-color: var(--page-bl555game__card-background);
      padding: 40px 20px;
      max-width: 900px;
      margin: 40px auto;
      border-radius: 12px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
      box-sizing: border-box;
    }

    .page-bl555game__faq-item {
      border-bottom: 1px solid var(--page-bl555game__border-color);
      margin-bottom: 15px;
      padding-bottom: 15px;
    }

    .page-bl555game__faq-item:last-child {
      border-bottom: none;
      margin-bottom: 0;
      padding-bottom: 0;
    }

    .page-bl555game__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      user-select: none;
      padding: 10px 0;
      transition: color 0.3s ease;
    }

    .page-bl555game__faq-question:hover {
      color: var(--page-bl555game__primary-color);
    }

    .page-bl555game__faq-question h3 {
      font-size: 1.2em;
      color: var(--page-bl555game__secondary-color);
      margin: 0;
      pointer-events: none; /* Prevent h3 from blocking click */
      flex-grow: 1;
      text-align: left;
    }

    .page-bl555game__faq-toggle {
      font-size: 1.5em;
      font-weight: bold;
      color: var(--page-bl555game__primary-color);
      pointer-events: none; /* Prevent toggle from blocking click */
      width: 20px;
      text-align: center;
    }

    .page-bl555game__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: #555;
      font-size: 0.95em;
      text-align: justify;
    }

    .page-bl555game__faq-item.active .page-bl555game__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px 15px !important;
      opacity: 1;
    }

    .page-bl555game__faq-item.active .page-bl555game__faq-toggle {
      content: '−';
    }

    /* Responsive Design */
    @media (max-width: 768px) {
      .page-bl555game__hero-section {
        padding-top: 10px; /* Adjusted for mobile fixed header */
        padding-bottom: 20px;
      }

      .page-bl555game__hero-content h1 {
        font-size: 1.8em;
      }

      .page-bl555game__hero-content p {
        font-size: 1em;
      }

      .page-bl555game__promo-button {
        padding: 12px 25px;
        font-size: 1.1em;
      }

      .page-bl555game__section {
        padding: 30px 15px;
      }

      .page-bl555game__section-title {
        font-size: 1.7em;
      }

      .page-bl555game__grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }

      .page-bl555game__card-image {
        height: 180px;
      }

      .page-bl555game__card-title {
        font-size: 1.2em;
      }

      .page-bl555game__card-description {
        font-size: 0.9em;
      }

      .page-bl555game__list {
        flex-direction: column;
        gap: 15px;
      }

      .page-bl555game__list-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        padding: 15px !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
      }
      
      .page-bl555game__list-item h3 {
        font-size: 1.1em;
      }

      .page-bl555game__list-item p {
        font-size: 0.9em;
      }

      .page-bl555game__floating-button {
        bottom: 15px;
        right: 15px;
        padding: 12px 20px;
        font-size: 1em;
        gap: 8px;
      }

      .page-bl555game__floating-button span {
        font-size: 1.2em;
      }

      .page-bl555game__faq-section {
        padding: 30px 15px;
        margin: 30px auto;
      }

      .page-bl555game__faq-question h3 {
        font-size: 1.1em;
      }

      .page-bl555game__faq-answer {
        padding: 15px 10px;
        font-size: 0.9em;
      }

      .page-bl555game__faq-item.active .page-bl555game__faq-answer {
        padding: 15px 10px !important;
      }

      /* Ensure all images are responsive on mobile */
      img {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
      }
    }