:root {
      --page-keobet88-primary-color: #0a1931; /* Màu nền chính */
      --page-keobet88-secondary-color: #182d4f; /* Màu nền phụ */
      --page-keobet88-accent-color: #f7b32b; /* Màu điểm nhấn (vàng) */
      --page-keobet88-text-light: #f0f0f0; /* Màu chữ sáng */
      --page-keobet88-text-dark: #333333; /* Màu chữ tối */
      --page-keobet88-border-color: #3a4a61; /* Màu đường viền */
      --page-keobet88-success-color: #28a745; /* Màu thành công */
      --page-keobet88-danger-color: #dc3545; /* Màu nguy hiểm */
    }

    .page-keobet88 {
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
      color: var(--page-keobet88-text-light);
      background-color: var(--page-keobet88-primary-color);
      overflow-x: hidden;
    }

    .page-keobet88__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px;
    }

    /* Đảm bảo nội dung không bị che bởi header cố định */
    .page-keobet88__hero-section {
      padding-top: 120px; /* Khoảng cách cho header cố định trên desktop */
      text-align: center;
      background-color: var(--page-keobet88-secondary-color);
      padding-bottom: 40px;
    }

    .page-keobet88__hero-image {
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto 20px auto;
      border-radius: 8px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    }

    .page-keobet88__hero-title {
      font-size: 2.8em;
      color: var(--page-keobet88-accent-color);
      margin-bottom: 15px;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    }

    .page-keobet88__hero-description {
      font-size: 1.2em;
      margin-bottom: 30px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-keobet88__section {
      padding: 60px 20px;
      margin-bottom: 20px;
      background-color: var(--page-keobet88-primary-color);
      border-radius: 8px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    }

    .page-keobet88__section:nth-of-type(even) {
      background-color: var(--page-keobet88-secondary-color);
    }

    .page-keobet88__section-title {
      font-size: 2.2em;
      color: var(--page-keobet88-accent-color);
      text-align: center;
      margin-bottom: 40px;
      text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.4);
    }

    .page-keobet88__text-block {
      max-width: 900px;
      margin: 0 auto 30px auto;
      font-size: 1.1em;
      text-align: justify;
    }

    .page-keobet88__list {
      list-style-type: disc;
      margin: 20px auto;
      padding-left: 40px;
      max-width: 900px;
    }

    .page-keobet88__list-item {
      margin-bottom: 10px;
      font-size: 1.1em;
      color: var(--page-keobet88-text-light);
    }

    .page-keobet88__cta-button {
      display: inline-block;
      background-color: var(--page-keobet88-accent-color);
      color: var(--page-keobet88-primary-color);
      padding: 15px 30px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      transition: background-color 0.3s ease, transform 0.3s ease;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    }

    .page-keobet88__cta-button:hover {
      background-color: #e6a220;
      transform: translateY(-3px);
    }

    .page-keobet88__floating-cta {
      position: fixed;
      bottom: 20px;
      right: 20px;
      background-color: var(--page-keobet88-success-color);
      color: var(--page-keobet88-text-light);
      padding: 15px 25px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      z-index: 1000;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.4);
      transition: background-color 0.3s ease, transform 0.3s ease;
      animation: page-keobet88-pulse 2s infinite;
    }

    .page-keobet88__floating-cta:hover {
      background-color: #218838;
      transform: scale(1.05);
    }

    @keyframes page-keobet88-pulse {
      0% { transform: scale(1); }
      50% { transform: scale(1.03); }
      100% { transform: scale(1); }
    }

    .page-keobet88__game-grid,
    .page-keobet88__provider-grid,
    .page-keobet88__payment-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
      gap: 25px;
      max-width: 1000px;
      margin: 40px auto;
      padding: 0 20px;
    }

    .page-keobet88__game-item,
    .page-keobet88__provider-item,
    .page-keobet88__payment-item {
      background-color: var(--page-keobet88-primary-color);
      border: 1px solid var(--page-keobet88-border-color);
      border-radius: 10px;
      padding: 20px;
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    }

    .page-keobet88__game-item:hover,
    .page-keobet88__provider-item:hover,
    .page-keobet88__payment-item:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
    }

    .page-keobet88__game-image,
    .page-keobet88__provider-image,
    .page-keobet88__payment-image {
      max-width: 100%;
      height: auto;
      max-height: 120px; /* Giới hạn chiều cao cho logo game/provider */
      object-fit: contain;
      margin-bottom: 15px;
      border-radius: 5px;
    }

    .page-keobet88__game-title,
    .page-keobet88__provider-name,
    .page-keobet88__payment-name {
      font-size: 1.1em;
      font-weight: bold;
      color: var(--page-keobet88-accent-color);
    }

    /* FAQ Styles */
    .page-keobet88__faq-section {
      background-color: var(--page-keobet88-secondary-color);
    }

    .page-keobet88__faq-list {
      max-width: 900px;
      margin: 0 auto;
      padding: 0;
      list-style: none;
    }

    .page-keobet88__faq-item {
      background-color: var(--page-keobet88-primary-color);
      border: 1px solid var(--page-keobet88-border-color);
      border-radius: 8px;
      margin-bottom: 15px;
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    }

    .page-keobet88__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 25px;
      cursor: pointer;
      user-select: none;
      background-color: var(--page-keobet88-secondary-color);
      color: var(--page-keobet88-text-light);
      font-size: 1.2em;
      font-weight: bold;
      transition: background-color 0.3s ease;
    }

    .page-keobet88__faq-question:hover {
      background-color: #2a4163;
    }

    .page-keobet88__faq-question h3 {
      margin: 0;
      color: inherit;
      pointer-events: none; /* Ngăn chặn h3 chặn sự kiện click */
      flex-grow: 1;
    }

    .page-keobet88__faq-toggle {
      font-size: 1.5em;
      margin-left: 15px;
      transition: transform 0.3s ease;
      pointer-events: none; /* Ngăn chặn toggle chặn sự kiện click */
      color: var(--page-keobet88-accent-color);
    }

    .page-keobet88__faq-item.active .page-keobet88__faq-toggle {
      transform: rotate(45deg);
    }

    .page-keobet88__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 25px;
      opacity: 0;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      background-color: var(--page-keobet88-primary-color);
      color: var(--page-keobet88-text-light);
    }

    .page-keobet88__faq-item.active .page-keobet88__faq-answer {
      max-height: 2000px !important; /* Đủ lớn để chứa mọi nội dung */
      padding: 20px 25px !important;
      opacity: 1;
    }

    .page-keobet88__faq-answer p {
      margin-bottom: 15px;
    }
    .page-keobet88__faq-answer p:last-child {
      margin-bottom: 0;
    }

    /* Responsive Design */
    @media (max-width: 768px) {
      .page-keobet88__hero-section {
        padding-top: 100px; /* Khoảng cách cho header cố định trên mobile */
      }

      .page-keobet88__hero-title {
        font-size: 2em;
      }

      .page-keobet88__hero-description {
        font-size: 1em;
        padding: 0 15px;
      }

      .page-keobet88__section {
        padding: 40px 15px;
      }

      .page-keobet88__section-title {
        font-size: 1.8em;
        margin-bottom: 30px;
      }

      .page-keobet88__text-block,
      .page-keobet88__list {
        font-size: 0.95em;
        padding-left: 20px;
      }

      .page-keobet88__cta-button {
        padding: 12px 25px;
        font-size: 1em;
      }

      .page-keobet88__floating-cta {
        bottom: 15px;
        right: 15px;
        padding: 12px 20px;
        font-size: 0.95em;
      }

      .page-keobet88__game-grid,
      .page-keobet88__provider-grid,
      .page-keobet88__payment-grid {
        grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
        gap: 15px;
        padding: 0 10px;
      }

      .page-keobet88__game-item,
      .page-keobet88__provider-item,
      .page-keobet88__payment-item {
        padding: 15px;
      }

      .page-keobet88__game-title,
      .page-keobet88__provider-name,
      .page-keobet88__payment-name {
        font-size: 0.95em;
      }

      .page-keobet88__faq-question {
        padding: 15px 20px;
        font-size: 1.1em;
      }

      .page-keobet88__faq-answer {
        padding: 0 20px;
      }
      .page-keobet88__faq-item.active .page-keobet88__faq-answer {
        padding: 15px 20px !important;
      }

      /* Image responsiveness for mobile */
      img {
        max-width: 100% !important;
        height: auto !important;
      }
      .page-keobet88__game-image,
      .page-keobet88__provider-image,
      .page-keobet88__payment-image {
        max-width: 100% !important;
        height: auto !important;
        max-height: 100px !important;
      }
    }

    @media (max-width: 480px) {
      .page-keobet88__hero-title {
        font-size: 1.6em;
      }
      .page-keobet88__section-title {
        font-size: 1.5em;
      }
      .page-keobet88__floating-cta {
        font-size: 0.85em;
        padding: 10px 15px;
        bottom: 10px;
        right: 10px;
      }
    }