/* Tổng quan */
    .page-xoso66casino {
      font-family: 'Arial', sans-serif;
      color: #333;
      line-height: 1.6;
      background-color: #f8f8f8;
      padding-top: 10px; /* Đảm bảo nội dung không bị che bởi header cố định */
      overflow-x: hidden;
    }

    .page-xoso66casino__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px;
    }

    @media (max-width: 768px) {
      .page-xoso66casino {
        padding-top: 10px; /* Đảm bảo nội dung không bị che bởi header cố định trên mobile */
      }
      .page-xoso66casino__container {
        padding: 15px;
      }
    }

    /* Tiêu đề */
    .page-xoso66casino__heading-primary {
      color: #c0392b;
      text-align: center;
      margin-bottom: 20px;
      font-size: 2.5em;
      font-weight: bold;
    }

    .page-xoso66casino__heading-secondary {
      color: #2c3e50;
      font-size: 2em;
      margin-top: 40px;
      margin-bottom: 20px;
      border-bottom: 2px solid #c0392b;
      padding-bottom: 10px;
      text-align: center;
    }

    .page-xoso66casino__heading-tertiary {
      color: #2c3e50;
      font-size: 1.5em;
      margin-top: 30px;
      margin-bottom: 15px;
    }

    @media (max-width: 768px) {
      .page-xoso66casino__heading-primary {
        font-size: 1.8em;
      }
      .page-xoso66casino__heading-secondary {
        font-size: 1.5em;
        margin-top: 30px;
      }
      .page-xoso66casino__heading-tertiary {
        font-size: 1.2em;
        margin-top: 20px;
      }
    }

    /* Phần Hero */
    .page-xoso66casino__hero-section {
      position: relative;
      width: 100%;
      height: 450px; /* Chiều cao cố định cho banner */
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      text-align: center;
      color: #fff;
      overflow: hidden;
      margin-bottom: 40px;
      background-color: #000; /* Màu nền dự phòng */
    }

    .page-xoso66casino__hero-image {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      z-index: 1;
    }

    .page-xoso66casino__hero-overlay {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(0, 0, 0, 0.6);
      z-index: 2;
    }

    .page-xoso66casino__hero-content {
      position: relative;
      z-index: 3;
      max-width: 900px;
      padding: 20px;
    }

    .page-xoso66casino__hero-title {
      font-size: 3.5em;
      margin-bottom: 15px;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
      font-weight: bold;
      line-height: 1.2;
    }

    .page-xoso66casino__hero-description {
      font-size: 1.5em;
      margin-bottom: 30px;
      text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.7);
    }

    .page-xoso66casino__hero-button {
      display: inline-block;
      background-color: #e74c3c;
      color: #fff;
      padding: 15px 30px;
      border-radius: 8px;
      font-size: 1.2em;
      text-decoration: none;
      transition: background-color 0.3s ease;
      font-weight: bold;
    }

    .page-xoso66casino__hero-button:hover {
      background-color: #c0392b;
    }

    @media (max-width: 768px) {
      .page-xoso66casino__hero-section {
        height: 300px;
        margin-bottom: 20px;
      }
      .page-xoso66casino__hero-title {
        font-size: 2em;
      }
      .page-xoso66casino__hero-description {
        font-size: 1em;
      }
      .page-xoso66casino__hero-button {
        padding: 10px 20px;
        font-size: 1em;
      }
    }

    /* Nút nổi đăng nhập */
    .page-xoso66casino__floating-button {
      position: fixed;
      bottom: 20px;
      right: 20px;
      z-index: 1000;
      animation: page-xoso66casino__pulse 1.5s infinite;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
      border-radius: 50px;
    }

    .page-xoso66casino__floating-button a {
      display: block;
      background-color: #e74c3c;
      color: #fff;
      padding: 15px 25px;
      border-radius: 50px;
      text-decoration: none;
      font-size: 1.1em;
      font-weight: bold;
      text-align: center;
      transition: background-color 0.3s ease;
    }

    .page-xoso66casino__floating-button a:hover {
      background-color: #c0392b;
    }

    @keyframes page-xoso66casino__pulse {
      0% {
        transform: scale(1);
      }
      50% {
        transform: scale(1.05);
      }
      100% {
        transform: scale(1);
      }
    }

    @media (max-width: 768px) {
      .page-xoso66casino__floating-button {
        bottom: 15px;
        right: 15px;
      }
      .page-xoso66casino__floating-button a {
        padding: 12px 20px;
        font-size: 0.9em;
      }
    }

    /* Phần giới thiệu chung */
    .page-xoso66casino__intro-section {
      background-color: #fff;
      padding: 30px;
      border-radius: 10px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
      margin-bottom: 40px;
      text-align: justify;
    }

    .page-xoso66casino__intro-section p {
      margin-bottom: 15px;
      font-size: 1.1em;
    }

    .page-xoso66casino__intro-section strong {
      color: #c0392b;
    }

    /* Danh sách trò chơi */
    .page-xoso66casino__games-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 30px;
    }

    .page-xoso66casino__game-card {
      background-color: #fff;
      border-radius: 10px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
      overflow: hidden;
      text-align: center;
      transition: transform 0.3s ease;
    }

    .page-xoso66casino__game-card:hover {
      transform: translateY(-5px);
    }

    .page-xoso66casino__game-image {
      width: 100%;
      height: 200px;
      object-fit: cover;
      display: block;
    }

    .page-xoso66casino__game-content {
      padding: 20px;
    }

    .page-xoso66casino__game-title {
      font-size: 1.4em;
      color: #c0392b;
      margin-bottom: 10px;
      font-weight: bold;
    }

    .page-xoso66casino__game-description {
      font-size: 0.95em;
      color: #555;
      margin-bottom: 15px;
    }

    .page-xoso66casino__game-button {
      display: inline-block;
      background-color: #3498db;
      color: #fff;
      padding: 10px 20px;
      border-radius: 5px;
      font-size: 0.9em;
      text-decoration: none;
      transition: background-color 0.3s ease;
    }

    .page-xoso66casino__game-button:hover {
      background-color: #2980b9;
    }

    @media (max-width: 768px) {
      .page-xoso66casino__games-grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }
      .page-xoso66casino__game-image {
        height: 180px;
      }
      .page-xoso66casino__game-title {
        font-size: 1.2em;
      }
      .page-xoso66casino__game-description {
        font-size: 0.9em;
      }
    }

    /* Phần ưu đãi */
    .page-xoso66casino__promo-section {
      background-color: #fff;
      padding: 30px;
      border-radius: 10px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
      margin-bottom: 40px;
    }

    .page-xoso66casino__promo-list {
      list-style: none;
      padding: 0;
      margin: 20px 0 0 0;
      display: flex;
      flex-wrap: wrap;
      gap: 20px;
    }

    .page-xoso66casino__promo-item {
      background-color: #ecf0f1;
      border-left: 5px solid #e74c3c;
      padding: 15px 20px;
      border-radius: 5px;
      margin-bottom: 10px;
      box-sizing: border-box;
      flex: 1 1 calc(50% - 10px); /* 2 cột trên desktop */
      min-width: 280px;
    }

    .page-xoso66casino__promo-item h4 {
      color: #c0392b;
      margin-top: 0;
      margin-bottom: 5px;
      font-size: 1.2em;
    }

    .page-xoso66casino__promo-item p {
      margin-bottom: 0;
      font-size: 0.95em;
    }

    @media (max-width: 768px) {
      .page-xoso66casino__promo-list {
        flex-direction: column;
        gap: 15px;
      }
      .page-xoso66casino__promo-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding: 15px !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
      }
      .page-xoso66casino__promo-item h4 {
        font-size: 1.1em;
      }
    }

    /* Hướng dẫn */
    .page-xoso66casino__guide-section {
      background-color: #fff;
      padding: 30px;
      border-radius: 10px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
      margin-bottom: 40px;
    }

    .page-xoso66casino__guide-steps {
      display: flex;
      flex-wrap: wrap;
      gap: 20px;
      justify-content: center;
      margin-top: 20px;
    }

    .page-xoso66casino__guide-step {
      background-color: #ecf0f1;
      padding: 20px;
      border-radius: 8px;
      text-align: center;
      flex: 1 1 calc(33% - 20px);
      min-width: 280px;
      box-sizing: border-box;
      transition: background-color 0.3s ease;
    }

    .page-xoso66casino__guide-step:hover {
      background-color: #dde1e2;
    }

    .page-xoso66casino__guide-step-icon {
      font-size: 3em;
      color: #3498db;
      margin-bottom: 10px;
    }

    .page-xoso66casino__guide-step-title {
      font-size: 1.3em;
      color: #2c3e50;
      margin-bottom: 10px;
      font-weight: bold;
    }

    .page-xoso66casino__guide-step-description {
      font-size: 0.95em;
      color: #555;
    }

    @media (max-width: 768px) {
      .page-xoso66casino__guide-steps {
        flex-direction: column;
        gap: 15px;
      }
      .page-xoso66casino__guide-step {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding: 15px !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
      }
      .page-xoso66casino__guide-step-title {
        font-size: 1.1em;
      }
    }

    /* Tại sao chọn XOSO66 Casino */
    .page-xoso66casino__why-choose-list {
      list-style: none;
      padding: 0;
      margin: 20px 0 0 0;
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 20px;
    }

    .page-xoso66casino__why-choose-item {
      background-color: #ecf0f1;
      padding: 20px;
      border-radius: 8px;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
      box-sizing: border-box;
    }

    .page-xoso66casino__why-choose-item h4 {
      color: #3498db;
      margin-top: 0;
      margin-bottom: 10px;
      font-size: 1.2em;
      display: flex;
      align-items: center;
    }

    .page-xoso66casino__why-choose-item h4::before {
      content: '✔';
      color: #27ae60;
      margin-right: 10px;
      font-size: 1.2em;
      font-weight: bold;
    }

    .page-xoso66casino__why-choose-item p {
      font-size: 0.95em;
      color: #555;
      margin-bottom: 0;
    }

    @media (max-width: 768px) {
      .page-xoso66casino__why-choose-list {
        grid-template-columns: 1fr;
        gap: 15px;
      }
      .page-xoso66casino__why-choose-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding: 15px !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
      }
      .page-xoso66casino__why-choose-item h4 {
        font-size: 1.1em;
      }
    }

    /* FAQ */
    .page-xoso66casino__faq-section {
      background-color: #fff;
      padding: 30px;
      border-radius: 10px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
      margin-bottom: 40px;
    }

    .page-xoso66casino__faq-list {
      list-style: none;
      padding: 0;
      margin-top: 20px;
    }

    .page-xoso66casino__faq-item {
      border: 1px solid #ddd;
      border-radius: 8px;
      margin-bottom: 10px;
      overflow: hidden;
      background-color: #fdfdfd;
    }

    .page-xoso66casino__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      background-color: #e74c3c;
      color: #fff;
      cursor: pointer;
      user-select: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
    }

    .page-xoso66casino__faq-question:hover {
      background-color: #c0392b;
    }

    .page-xoso66casino__faq-question h3 {
      margin: 0;
      font-size: 1.1em;
      color: #fff;
      pointer-events: none; /* Ngăn chặn sự kiện click trên h3 */
    }

    .page-xoso66casino__faq-toggle {
      font-size: 1.5em;
      line-height: 1;
      pointer-events: none; /* Ngăn chặn sự kiện click trên toggle */
    }

    .page-xoso66casino__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 15px;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      background-color: #fff;
      color: #333;
      opacity: 0;
    }

    .page-xoso66casino__faq-item.active .page-xoso66casino__faq-answer {
      max-height: 2000px !important; /* Đủ lớn để chứa mọi nội dung */
      padding: 20px 15px !important;
      opacity: 1;
    }

    .page-xoso66casino__faq-item.active .page-xoso66casino__faq-question {
      background-color: #c0392b;
    }

    @media (max-width: 768px) {
      .page-xoso66casino__faq-question {
        padding: 12px 15px;
      }
      .page-xoso66casino__faq-question h3 {
        font-size: 1em;
      }
      .page-xoso66casino__faq-answer {
        padding: 0 10px;
      }
      .page-xoso66casino__faq-item.active .page-xoso66casino__faq-answer {
        padding: 15px 10px !important;
      }
    }

    /* Kêu gọi hành động cuối cùng */
    .page-xoso66casino__cta-section {
      background-color: #2c3e50;
      color: #fff;
      padding: 50px 20px;
      text-align: center;
      border-radius: 10px;
      margin-bottom: 40px;
    }

    .page-xoso66casino__cta-title {
      font-size: 2.5em;
      margin-bottom: 20px;
      font-weight: bold;
    }

    .page-xoso66casino__cta-description {
      font-size: 1.2em;
      margin-bottom: 30px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-xoso66casino__cta-button {
      display: inline-block;
      background-color: #e74c3c;
      color: #fff;
      padding: 18px 40px;
      border-radius: 8px;
      font-size: 1.5em;
      text-decoration: none;
      transition: background-color 0.3s ease, transform 0.3s ease;
      font-weight: bold;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    }

    .page-xoso66casino__cta-button:hover {
      background-color: #c0392b;
      transform: translateY(-3px);
    }

    @media (max-width: 768px) {
      .page-xoso66casino__cta-section {
        padding: 30px 15px;
      }
      .page-xoso66casino__cta-title {
        font-size: 1.8em;
      }
      .page-xoso66casino__cta-description {
        font-size: 1em;
      }
      .page-xoso66casino__cta-button {
        padding: 12px 25px;
        font-size: 1.1em;
      }
    }