/* CSS Styles for page-rs88 */
    :root {
      --page-rs88-primary-color: #f39c12; /* Cam cho điểm nhấn */
      --page-rs88-secondary-color: #2c3e50; /* Xanh đậm cho nền */
      --page-rs88-text-color: #ecf0f1; /* Xám nhạt cho văn bản */
      --page-rs88-light-bg: #34495e; /* Xanh đậm hơi sáng hơn */
      --page-rs88-button-hover: #e67e22; /* Cam đậm hơn khi hover */
      --page-rs88-border-color: #4a6078;
    }

    .page-rs88 {
      font-family: 'Arial', sans-serif;
      color: var(--page-rs88-text-color);
      background-color: var(--page-rs88-secondary-color);
      line-height: 1.6;
      overflow-x: hidden;
    }

    .page-rs88__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px;
      box-sizing: border-box;
    }

    /* Hero Section */
    .page-rs88__hero-section {
      position: relative;
      width: 100%;
      text-align: center;
      padding-top: 80px; /* Cho header cố định trên desktop */
      padding-bottom: 40px;
      background-color: var(--page-rs88-light-bg);
      overflow: hidden;
      box-sizing: border-box;
    }

    .page-rs88__hero-image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      margin-bottom: 20px;
      box-sizing: border-box;
    }

    .page-rs88__hero-image {
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto;
      border-radius: 8px;
    }

    .page-rs88__hero-content {
      position: relative;
      z-index: 1;
      padding: 0 15px;
    }

    .page-rs88__hero-title {
      font-size: 2.8em;
      color: var(--page-rs88-primary-color);
      margin-bottom: 15px;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    }

    .page-rs88__hero-subtitle {
      font-size: 1.3em;
      margin-bottom: 30px;
      color: var(--page-rs88-text-color);
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-rs88__primary-button {
      display: inline-block;
      background-color: var(--page-rs88-primary-color);
      color: #ffffff;
      padding: 15px 30px;
      border-radius: 50px;
      text-decoration: none;
      font-size: 1.1em;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.2s ease;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
      border: none; /* Đảm bảo không có viền nút mặc định */
      cursor: pointer;
    }

    .page-rs88__primary-button:hover {
      background-color: var(--page-rs88-button-hover);
      transform: translateY(-2px);
    }

    /* Floating Button */
    .page-rs88__floating-button {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      background-color: var(--page-rs88-primary-color);
      color: #ffffff;
      padding: 12px 25px;
      border-radius: 50px;
      text-decoration: none;
      font-size: 1em;
      font-weight: bold;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
      z-index: 1000;
      animation: page-rs88-pulse 2s infinite;
      white-space: nowrap; /* Ngăn chặn văn bản xuống dòng */
      display: flex;
      align-items: center;
      justify-content: center;
      border: none; /* Đảm bảo không có viền nút mặc định */
      cursor: pointer;
    }

    .page-rs88__floating-button:hover {
      background-color: var(--page-rs88-button-hover);
    }

    @keyframes page-rs88-pulse {
      0% {
        transform: translateX(-50%) scale(1);
      }
      50% {
        transform: translateX(-50%) scale(1.05);
      }
      100% {
        transform: translateX(-50%) scale(1);
      }
    }

    /* Section Styles */
    .page-rs88__section {
      padding: 40px 0;
      text-align: center;
    }

    .page-rs88__section:nth-of-type(even) {
      background-color: var(--page-rs88-light-bg);
    }

    .page-rs88__section-title {
      font-size: 2.2em;
      color: var(--page-rs88-primary-color);
      margin-bottom: 30px;
      position: relative;
      padding-bottom: 10px;
    }

    .page-rs88__section-title::after {
      content: '';
      position: absolute;
      left: 50%;
      transform: translateX(-50%);
      bottom: 0;
      width: 60px;
      height: 4px;
      background-color: var(--page-rs88-primary-color);
      border-radius: 2px;
    }

    .page-rs88__text-block {
      max-width: 800px;
      margin: 0 auto 30px auto;
      font-size: 1.1em;
      color: var(--page-rs88-text-color);
      text-align: left;
    }

    /* Game Categories */
    .page-rs88__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      padding: 0 15px;
      max-width: 1100px;
      margin: 0 auto;
    }

    .page-rs88__game-card {
      background-color: var(--page-rs88-secondary-color);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-align: center;
      display: flex;
      flex-direction: column;
    }

    .page-rs88__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
    }

    .page-rs88__game-card-image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      height: 200px; /* Chiều cao cố định để nhất quán */
      box-sizing: border-box;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .page-rs88__game-card-image {
      width: 100%;
      height: 100%;
      object-fit: cover; /* Đảm bảo hình ảnh bao phủ khu vực */
      display: block;
    }

    .page-rs88__game-card-content {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .page-rs88__game-card-title {
      font-size: 1.5em;
      color: var(--page-rs88-primary-color);
      margin-bottom: 10px;
    }

    .page-rs88__game-card-description {
      font-size: 0.95em;
      color: var(--page-rs88-text-color);
      margin-bottom: 15px;
      flex-grow: 1;
    }

    /* Promotions */
    .page-rs88__promotion-card {
      background-color: var(--page-rs88-secondary-color);
      border-radius: 10px;
      padding: 30px;
      box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
      max-width: 700px;
      margin: 0 auto 30px auto;
      text-align: left;
    }

    .page-rs88__promotion-title {
      font-size: 1.8em;
      color: var(--page-rs88-primary-color);
      margin-bottom: 15px;
      text-align: center;
    }

    .page-rs88__promotion-text {
      font-size: 1.1em;
      margin-bottom: 20px;
      color: var(--page-rs88-text-color);
    }

    .page-rs88__promotion-list {
      list-style: none;
      padding: 0;
      margin-bottom: 20px;
    }

    .page-rs88__promotion-list-item {
      display: flex;
      align-items: flex-start;
      margin-bottom: 10px;
      font-size: 1em;
      color: var(--page-rs88-text-color);
      word-wrap: break-word !important;
      overflow-wrap: break-word !important;
      word-break: break-word !important;
      box-sizing: border-box; /* Bắt buộc cho các mục danh sách */
    }

    .page-rs88__promotion-list-item::before {
      content: "✅";
      margin-right: 10px;
      font-size: 1.2em;
      color: var(--page-rs88-primary-color);
    }

    /* How to Join Steps */
    .page-rs88__steps-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 30px;
      padding: 0 15px;
      max-width: 1000px;
      margin: 0 auto;
    }

    .page-rs88__step-card {
      background-color: var(--page-rs88-secondary-color);
      border-radius: 10px;
      padding: 25px;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
      text-align: center;
      transition: transform 0.3s ease;
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    .page-rs88__step-card:hover {
      transform: translateY(-5px);
    }

    .page-rs88__step-number {
      display: inline-block;
      background-color: var(--page-rs88-primary-color);
      color: #ffffff;
      width: 40px;
      height: 40px;
      line-height: 40px;
      border-radius: 50%;
      font-weight: bold;
      margin-bottom: 15px;
      font-size: 1.2em;
    }

    .page-rs88__step-title {
      font-size: 1.4em;
      color: var(--page-rs88-primary-color);
      margin-bottom: 10px;
    }

    .page-rs88__step-description {
      font-size: 1em;
      color: var(--page-rs88-text-color);
    }

    /* FAQ Section */
    .page-rs88__faq-section {
      text-align: left;
    }

    .page-rs88__faq-list {
      max-width: 800px;
      margin: 0 auto;
      padding: 0 15px;
      list-style: none;
    }

    .page-rs88__faq-item {
      background-color: var(--page-rs88-secondary-color);
      border: 1px solid var(--page-rs88-border-color);
      border-radius: 8px;
      margin-bottom: 15px;
      overflow: hidden;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    }

    .page-rs88__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      background-color: var(--page-rs88-light-bg);
      cursor: pointer;
      user-select: none;
      transition: background-color 0.3s ease;
      font-size: 1.1em;
      color: var(--page-rs88-text-color);
    }

    .page-rs88__faq-question:hover {
      background-color: #4a6078; /* Hơi tối hơn khi hover */
    }

    .page-rs88__faq-question h3 {
      margin: 0;
      flex-grow: 1;
      color: var(--page-rs88-text-color);
      pointer-events: none; /* Ngăn h3 chặn sự kiện click */
    }

    .page-rs88__faq-toggle {
      font-size: 1.5em;
      font-weight: bold;
      color: var(--page-rs88-primary-color);
      margin-left: 15px;
      pointer-events: none; /* Ngăn biểu tượng toggle chặn sự kiện click */
      transition: transform 0.3s ease;
    }

    .page-rs88__faq-item.active .page-rs88__faq-toggle {
      transform: rotate(45deg); /* Thay đổi + thành X hoặc tương tự */
    }

    .page-rs88__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 20px;
      opacity: 0;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      color: var(--page-rs88-text-color);
      font-size: 1em;
      line-height: 1.8;
    }

    .page-rs88__faq-item.active .page-rs88__faq-answer {
      max-height: 2000px !important; /* Chiều cao đủ lớn */
      padding: 20px !important;
      opacity: 1;
    }

    /* Responsive Design */
    @media (max-width: 768px) {
      .page-rs88__hero-section {
        padding-top: 60px; /* Cho header cố định trên mobile */
      }

      .page-rs88__hero-title {
        font-size: 2em;
      }

      .page-rs88__hero-subtitle {
        font-size: 1em;
      }

      .page-rs88__primary-button {
        padding: 12px 25px;
        font-size: 1em;
      }

      .page-rs88__section-title {
        font-size: 1.8em;
      }

      .page-rs88__text-block {
        font-size: 1em;
        padding: 0 10px;
      }

      .page-rs88__game-grid,
      .page-rs88__steps-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 0 10px;
      }

      .page-rs88__game-card-title {
        font-size: 1.3em;
      }

      .page-rs88__game-card-description {
        font-size: 0.9em;
      }

      .page-rs88__promotion-card {
        padding: 20px;
        margin: 0 auto 20px auto;
      }

      .page-rs88__promotion-title {
        font-size: 1.5em;
      }

      .page-rs88__promotion-text {
        font-size: 0.95em;
      }

      .page-rs88__promotion-list-item {
        font-size: 0.95em;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding: 5px 0; /* Điều chỉnh padding cho mobile */
      }
      .page-rs88__promotion-list {
        width: 100% !important;
        max-width: 100% !important;
        padding: 0 10px !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        box-sizing: border-box !important;
      }

      .page-rs88__faq-question {
        font-size: 1em;
        padding: 12px 15px;
      }

      .page-rs88__faq-answer {
        padding: 15px !important; /* Điều chỉnh padding cho mobile */
        font-size: 0.95em;
      }

      .page-rs88__floating-button {
        padding: 10px 20px;
        font-size: 0.9em;
        bottom: 15px;
      }

      /* Hình ảnh responsive cho mobile */
      .page-rs88__game-card-image-wrapper,
      .page-rs88__hero-image-wrapper {
        width: 100% !important;
        max-width: 100% !important;
        overflow: hidden !important;
        box-sizing: border-box !important;
      }
      .page-rs88__game-card-image,
      .page-rs88__hero-image {
        max-width: 100% !important;
        height: auto !important;
        object-fit: cover !important;
      }
    }

    @media (max-width: 480px) {
      .page-rs88__hero-title {
        font-size: 1.8em;
      }
      .page-rs88__floating-button {
        font-size: 0.8em;
        padding: 8px 15px;
      }
    }