/* Tổng thể */
    .page-bet789 {
      font-family: 'Arial', sans-serif;
      color: #333;
      line-height: 1.6;
      background-color: #f4f7f6;
      padding-bottom: 80px; /* Đủ khoảng trống cho nút nổi */
    }

    .page-bet789__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
    }

    .page-bet789__section {
      padding: 40px 0;
      text-align: center;
    }

    .page-bet789__section--grey {
      background-color: #eef2f1;
    }

    .page-bet789__heading {
      font-size: 2.5em;
      color: #0056b3;
      margin-bottom: 20px;
      position: relative;
      padding-bottom: 10px;
    }

    .page-bet789__heading::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 60px;
      height: 3px;
      background-color: #0056b3;
    }

    .page-bet789__sub-heading {
      font-size: 1.8em;
      color: #0056b3;
      margin-bottom: 15px;
    }

    .page-bet789__text {
      font-size: 1.1em;
      margin-bottom: 20px;
      color: #555;
    }

    /* Hero Section */
    .page-bet789__hero-section {
      position: relative;
      overflow: hidden;
      color: #fff;
      text-align: center;
      padding-top: 10px; /* Fixed header spacing */
      background-color: #1a1a1a;
    }

    .page-bet789__hero-image {
      width: 100%;
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto;
      border-radius: 8px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
      object-fit: cover;
      max-height: 500px; /* Giới hạn chiều cao của banner */
    }

    .page-bet789__hero-content {
      position: relative;
      z-index: 2;
      padding: 30px 20px;
      max-width: 800px;
      margin: 20px auto 0;
      background: rgba(0, 0, 0, 0.6);
      border-radius: 10px;
    }

    .page-bet789__hero-title {
      font-size: 3em;
      margin-bottom: 15px;
      color: #ffd700;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    }

    .page-bet789__hero-description {
      font-size: 1.2em;
      margin-bottom: 25px;
      color: #eee;
    }

    /* Nút khuyến mãi nổi */
    .page-bet789__floating-promo-button {
      position: fixed;
      bottom: 20px;
      right: 20px;
      background-color: #ff4500;
      color: #fff;
      padding: 15px 25px;
      border-radius: 30px;
      font-size: 1.2em;
      font-weight: bold;
      text-decoration: none;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
      transition: background-color 0.3s ease, transform 0.3s ease;
      z-index: 1000;
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
      animation: page-bet789__pulse 2s infinite;
    }

    .page-bet789__floating-promo-button:hover {
      background-color: #e63900;
      transform: translateY(-3px);
    }

    @keyframes page-bet789__pulse {
      0% { transform: scale(1); }
      50% { transform: scale(1.05); }
      100% { transform: scale(1); }
    }

    /* Game Categories */
    .page-bet789__game-categories {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .page-bet789__game-card {
      background-color: #fff;
      border-radius: 12px;
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
      overflow: hidden;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-align: center;
      display: flex;
      flex-direction: column;
    }

    .page-bet789__game-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    }

    .page-bet789__game-card-image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
      height: 200px; /* Cố định chiều cao cho ảnh */
    }

    .page-bet789__game-card-image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }

    .page-bet789__game-card-content {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .page-bet789__game-card-title {
      font-size: 1.5em;
      color: #0056b3;
      margin-bottom: 10px;
      font-weight: bold;
    }

    .page-bet789__game-card-description {
      font-size: 0.95em;
      color: #666;
      margin-bottom: 15px;
    }

    .page-bet789__game-card-button {
      display: inline-block;
      background-color: #007bff;
      color: #fff;
      padding: 10px 20px;
      border-radius: 25px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
      margin-top: auto; /* Đẩy nút xuống dưới cùng */
    }

    .page-bet789__game-card-button:hover {
      background-color: #0056b3;
    }

    /* Promotions */
    .page-bet789__promotions-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 30px;
      margin-top: 30px;
    }

    .page-bet789__promo-item {
      background-color: #fff;
      border-radius: 12px;
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
      padding: 25px;
      text-align: left;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .page-bet789__promo-item:hover {
      transform: translateY(-8px);
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    }

    .page-bet789__promo-title {
      font-size: 1.6em;
      color: #ff4500;
      margin-bottom: 10px;
    }

    .page-bet789__promo-description {
      font-size: 1em;
      color: #555;
      margin-bottom: 15px;
    }

    .page-bet789__promo-button {
      display: inline-block;
      background-color: #ff4500;
      color: #fff;
      padding: 10px 20px;
      border-radius: 25px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
      margin-top: auto;
    }

    .page-bet789__promo-button:hover {
      background-color: #e63900;
    }

    /* Why Choose Us */
    .page-bet789__features-list {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .page-bet789__feature-item {
      background-color: #fff;
      border-radius: 12px;
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
      padding: 25px;
      text-align: left;
    }

    .page-bet789__feature-title {
      font-size: 1.4em;
      color: #0056b3;
      margin-bottom: 10px;
      display: flex;
      align-items: center;
    }

    .page-bet789__feature-icon {
      margin-right: 10px;
      color: #ff4500;
      font-size: 1.5em; /* Kích thước tượng trưng cho icon */
    }

    .page-bet789__feature-description {
      font-size: 1em;
      color: #666;
    }

    /* How To Section */
    .page-bet789__steps-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 30px;
      margin-top: 30px;
    }

    .page-bet789__step-card {
      background-color: #fff;
      border-radius: 12px;
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
      padding: 25px;
      text-align: center;
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    .page-bet789__step-number {
      background-color: #007bff;
      color: #fff;
      width: 50px;
      height: 50px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.8em;
      font-weight: bold;
      margin-bottom: 15px;
    }

    .page-bet789__step-title {
      font-size: 1.5em;
      color: #0056b3;
      margin-bottom: 10px;
    }

    .page-bet789__step-description {
      font-size: 1em;
      color: #666;
    }

    .page-bet789__step-image-wrapper {
        width: 100%;
        max-width: 100%;
        overflow: hidden;
        box-sizing: border-box;
        margin-top: 15px;
        border-radius: 8px;
    }

    .page-bet789__step-image {
        width: 100%;
        height: auto;
        display: block;
        border-radius: 8px;
    }

    /* FAQ Section */
    .page-bet789__faq-list {
      margin-top: 30px;
      text-align: left;
    }

    .page-bet789__faq-item {
      background-color: #fff;
      border: 1px solid #ddd;
      border-radius: 8px;
      margin-bottom: 15px;
      overflow: hidden;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    }

    .page-bet789__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      background-color: #007bff;
      color: #fff;
      cursor: pointer;
      font-size: 1.2em;
      font-weight: bold;
      user-select: none;
      transition: background-color 0.3s ease;
    }

    .page-bet789__faq-question h3 {
      margin: 0;
      font-size: 1.2em;
      color: #fff;
      pointer-events: none; /* Ngăn chặn h3 chặn sự kiện click */
      flex-grow: 1;
    }

    .page-bet789__faq-question:hover {
      background-color: #0056b3;
    }

    .page-bet789__faq-toggle {
      font-size: 1.5em;
      line-height: 1;
      margin-left: 10px;
      transition: transform 0.3s ease;
      pointer-events: none; /* Ngăn chặn toggle chặn sự kiện click */
    }

    .page-bet789__faq-item.active .page-bet789__faq-toggle {
      transform: rotate(45deg); /* Chuyển '+' thành 'x' hoặc '-' */
    }

    .page-bet789__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 15px;
      background-color: #f9f9f9;
      color: #333;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      opacity: 0;
      font-size: 1em;
    }

    .page-bet789__faq-item.active .page-bet789__faq-answer {
      max-height: 2000px !important; /* Đủ lớn để chứa nội dung */
      padding: 20px 15px !important;
      opacity: 1;
    }
    
    .page-bet789__faq-answer p {
        margin-bottom: 10px;
    }

    /* Về Chúng Tôi */
    .page-bet789__about-content {
      text-align: left;
    }

    .page-bet789__about-image-wrapper {
        width: 100%;
        max-width: 100%;
        overflow: hidden;
        box-sizing: border-box;
        margin-bottom: 20px;
        border-radius: 8px;
    }

    .page-bet789__about-image {
        width: 100%;
        height: auto;
        display: block;
        border-radius: 8px;
    }


    /* Responsive */
    @media (max-width: 768px) {
      .page-bet789__hero-title {
        font-size: 2.2em;
      }

      .page-bet789__hero-description {
        font-size: 1em;
      }

      .page-bet789__heading {
        font-size: 2em;
      }

      .page-bet789__sub-heading {
        font-size: 1.5em;
      }

      .page-bet789__text {
        font-size: 0.95em;
      }

      .page-bet789__game-categories,
      .page-bet789__promotions-grid,
      .page-bet789__features-list,
      .page-bet789__steps-grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }

      .page-bet789__floating-promo-button {
        bottom: 15px;
        right: 15px;
        padding: 12px 20px;
        font-size: 1em;
      }

      .page-bet789__game-card-image-wrapper,
      .page-bet789__about-image-wrapper,
      .page-bet789__step-image-wrapper {
          width: 100% !important;
          max-width: 100% !important;
          overflow: hidden !important;
          box-sizing: border-box !important;
      }

      .page-bet789__game-card-image,
      .page-bet789__about-image,
      .page-bet789__step-image {
          max-width: 100% !important;
          height: auto !important;
      }

      .page-bet789__hero-section {
        padding-top: 10px; /* Fixed header spacing for mobile */
      }
    }