/* Tổng quan */
    .page-33win99 {
      font-family: 'Arial', sans-serif;
      color: #333;
      line-height: 1.6;
      background-color: #f8f8f8;
      overflow-x: hidden;
    }

    /* Tiêu đề chính H1 */
    .page-33win99__hero-title {
      color: #fff;
      font-size: 2.8em;
      margin-bottom: 15px;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
      text-align: center;
    }

    /* Tiêu đề phụ H2 */
    .page-33win99__section-title {
      font-size: 2.2em;
      color: #c0392b; /* Màu đỏ đậm */
      text-align: center;
      margin-bottom: 30px;
      position: relative;
      padding-bottom: 10px;
    }
    .page-33win99__section-title::after {
      content: '';
      position: absolute;
      left: 50%;
      transform: translateX(-50%);
      bottom: 0;
      width: 80px;
      height: 4px;
      background-color: #e74c3c; /* Màu đỏ tươi */
      border-radius: 2px;
    }

    /* Tiêu đề phụ H3 */
    .page-33win99__card-title,
    .page-33win99__faq-question h3 {
      font-size: 1.5em;
      color: #2c3e50; /* Xám đậm */
      margin-bottom: 10px;
    }

    /* Phần chính (main) */
    .page-33win99__main-content {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px;
    }

    /* Hero Section */
    .page-33win99__hero-section {
      position: relative;
      width: 100%;
      height: 500px; /* Chiều cao cố định cho banner */
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      text-align: center;
      color: #fff;
      padding-top: 10px; /* Đảm bảo không bị header cố định che */
      overflow: hidden;
    }
    .page-33win99__hero-image {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      z-index: -1;
    }
    .page-33win99__hero-overlay {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background-color: rgba(0, 0, 0, 0.5);
      z-index: -1;
    }
    .page-33win99__hero-content {
      z-index: 1;
      padding: 0 20px;
    }
    .page-33win99__hero-description {
      font-size: 1.2em;
      margin-bottom: 30px;
      max-width: 800px;
      line-height: 1.5;
    }
    .page-33win99__cta-button {
      display: inline-block;
      background-color: #e74c3c; /* Màu đỏ tươi */
      color: #fff;
      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;
      border: none;
      cursor: pointer;
    }
    .page-33win99__cta-button:hover {
      background-color: #c0392b; /* Màu đỏ đậm hơn */
      transform: translateY(-3px);
    }

    /* Phần giới thiệu game */
    .page-33win99__games-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-bottom: 40px;
    }
    .page-33win99__game-card {
      background-color: #fff;
      border-radius: 12px;
      box-shadow: 0 6px 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;
      justify-content: space-between;
    }
    .page-33win99__game-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    }
    .page-33win99__game-image {
      width: 100%;
      height: 200px;
      object-fit: cover;
      border-bottom: 1px solid #eee;
    }
    .page-33win99__card-content {
      padding: 20px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .page-33win99__card-description {
      font-size: 0.95em;
      color: #555;
      margin-bottom: 15px;
      flex-grow: 1;
    }
    .page-33win99__card-button {
      display: inline-block;
      background-color: #3498db; /* Màu xanh */
      color: #fff;
      padding: 10px 20px;
      border-radius: 25px;
      text-decoration: none;
      font-weight: bold;
      font-size: 0.9em;
      transition: background-color 0.3s ease;
      border: none;
      cursor: pointer;
      margin-top: auto; /* Đẩy nút xuống dưới cùng */
    }
    .page-33win99__card-button:hover {
      background-color: #2980b9; /* Màu xanh đậm hơn */
    }

    /* Phần ưu đãi */
    .page-33win99__promo-section {
      background-color: #e0f7fa; /* Màu xanh nhạt */
      padding: 50px 20px;
      text-align: center;
      margin-bottom: 40px;
      border-radius: 12px;
    }
    .page-33win99__promo-text {
      font-size: 1.3em;
      color: #00796b; /* Màu xanh đậm */
      margin-bottom: 25px;
      font-weight: bold;
    }
    .page-33win99__promo-highlight {
      color: #e74c3c;
      font-size: 1.2em;
    }

    /* Phần lý do chọn chúng tôi */
    .page-33win99__features-list {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 30px;
      margin-bottom: 40px;
    }
    .page-33win99__feature-item {
      background-color: #fff;
      padding: 30px;
      border-radius: 12px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }
    .page-33win99__feature-item:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 18px rgba(0, 0, 0, 0.12);
    }
    .page-33win99__feature-icon {
      width: 80px;
      height: 80px;
      margin-bottom: 20px;
      border-radius: 50%;
      object-fit: cover;
    }
    .page-33win99__feature-title {
      font-size: 1.6em;
      color: #2980b9; /* Màu xanh */
      margin-bottom: 15px;
    }
    .page-33win99__feature-description {
      color: #666;
      font-size: 1em;
    }

    /* FAQ Section */
    .page-33win99__faq-section {
      background-color: #fff;
      padding: 40px 20px;
      border-radius: 12px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    }
    .page-33win99__faq-item {
      border-bottom: 1px solid #eee;
      margin-bottom: 10px;
    }
    .page-33win99__faq-item:last-child {
      border-bottom: none;
      margin-bottom: 0;
    }
    .page-33win99__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 0;
      cursor: pointer;
      user-select: none;
      background-color: #fff;
      transition: background-color 0.3s ease;
    }
    .page-33win99__faq-question:hover {
      background-color: #f5f5f5;
    }
    .page-33win99__faq-question h3 {
      margin: 0;
      color: #333;
      font-size: 1.2em;
      flex-grow: 1;
      text-align: left;
      pointer-events: none; /* Ngăn chặn sự kiện click trên H3 */
    }
    .page-33win99__faq-toggle {
      font-size: 1.8em;
      font-weight: bold;
      color: #e74c3c;
      width: 30px;
      text-align: center;
      line-height: 1;
      transition: transform 0.3s ease;
      pointer-events: none; /* Ngăn chặn sự kiện click trên toggle icon */
    }
    .page-33win99__faq-item.active .page-33win99__faq-toggle {
      transform: rotate(45deg); /* Biến '+' thành 'x' hoặc '-' */
      color: #2980b9;
    }
    .page-33win99__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;
      background-color: #fafafa;
      border-radius: 0 0 8px 8px;
    }
    .page-33win99__faq-item.active .page-33win99__faq-answer {
      max-height: 2000px !important; /* Đủ lớn để chứa mọi nội dung */
      padding: 20px 15px !important;
      opacity: 1;
    }

    /* Nút đăng nhập nổi */
    .page-33win99__floating-login-button {
      position: fixed;
      bottom: 20px;
      right: 20px;
      background-color: #f39c12; /* Màu cam */
      color: #fff;
      padding: 15px 25px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
      z-index: 1000;
      transition: background-color 0.3s ease, transform 0.3s ease;
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
      line-height: 1.2;
    }
    .page-33win99__floating-login-button:hover {
      background-color: #e67e22; /* Màu cam đậm hơn */
      transform: translateY(-5px);
    }
    .page-33win99__floating-login-button::before {
      content: '🎁'; /* Biểu tượng quà tặng */
      margin-right: 8px;
      font-size: 1.2em;
    }

    /* Responsive cho di động */
    @media (max-width: 768px) {
      .page-33win99__hero-section {
        height: 400px;
        padding-top: 10px; /* Đảm bảo không bị header cố định che trên mobile */
      }
      .page-33win99__hero-title {
        font-size: 2em;
      }
      .page-33win99__hero-description {
        font-size: 1em;
      }
      .page-33win99__cta-button {
        padding: 12px 25px;
        font-size: 1em;
      }
      .page-33win99__section-title {
        font-size: 1.8em;
        margin-bottom: 20px;
      }
      .page-33win99__games-grid,
      .page-33win99__features-list {
        grid-template-columns: 1fr;
        gap: 20px;
      }
      .page-33win99__game-image {
        height: 180px;
      }
      .page-33win99__card-title,
      .page-33win99__faq-question h3 {
        font-size: 1.3em;
      }
      .page-33win99__feature-title {
        font-size: 1.4em;
      }
      .page-33win99__promo-text {
        font-size: 1.1em;
      }
      .page-33win99__floating-login-button {
        bottom: 15px;
        right: 15px;
        padding: 12px 20px;
        font-size: 0.95em;
      }

      /* List item mobile responsiveness */
      .page-33win99__games-grid > *,
      .page-33win99__features-list > * {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding-left: 15px !important; /* Adjust padding to fit screen */
        padding-right: 15px !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
      }
      .page-33win99__games-grid,
      .page-33win99__features-list {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        padding: 0 15px !important; /* Adjust overall list container padding */
        margin-left: 0 !important;
        margin-right: 0 !important;
      }
      .page-33win99__main-content {
        padding: 10px;
      }
    }

    @media (max-width: 480px) {
      .page-33win99__hero-section {
        height: 350px;
      }
      .page-33win99__hero-title {
        font-size: 1.8em;
      }
      .page-33win99__hero-description {
        font-size: 0.9em;
      }
      .page-33win99__floating-login-button {
        font-size: 0.85em;
        padding: 10px 15px;
        bottom: 10px;
        right: 10px;
      }
      .page-33win99__floating-login-button::before {
        font-size: 1em;
        margin-right: 5px;
      }
    }