/* Tổng quan và thiết lập cơ bản */
    .page-13win12 {
      background-color: #000;
      color: #FFF;
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
      overflow-x: hidden;
    }

    /* Đảm bảo nội dung không bị header cố định che khuất */
    .page-13win12__main-content {
      padding-top: 150px; /* An toàn cho header cố định */
    }

    @media (max-width: 768px) {
      .page-13win12__main-content {
        padding-top: 120px; /* An toàn cho header cố định trên di động */
      }
    }

    /* Hero Section */
    .page-13win12__hero-section {
      text-align: center;
      padding: 20px 0 40px;
      position: relative;
      overflow: hidden;
      max-width: 100%;
      box-sizing: border-box;
    }

    .page-13win12__hero-image {
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto;
      border-radius: 10px;
      box-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
    }

    .page-13win12__hero-content {
      position: relative;
      z-index: 2;
      padding: 20px 15px;
      margin-top: -50px; /* Đẩy nội dung lên trên banner một chút để tạo sự kết nối */
      background: linear-gradient(to bottom, transparent, rgba(0, 0, 0, 0.8));
      border-radius: 0 0 10px 10px;
    }

    .page-13win12__hero-title {
      font-size: 2.8em;
      color: #FFD700;
      margin-bottom: 10px;
      text-shadow: 0 0 10px rgba(255, 215, 0, 0.7);
    }

    .page-13win13__hero-subtitle {
      font-size: 1.3em;
      color: #FFF;
      margin-bottom: 25px;
    }

    .page-13win12__cta-button {
      display: inline-block;
      background: linear-gradient(to right, #FFD700, #FFA500);
      color: #000;
      padding: 15px 30px;
      border-radius: 30px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.2em;
      transition: all 0.3s ease;
      box-shadow: 0 5px 15px rgba(255, 215, 0, 0.4);
      border: none;
      cursor: pointer;
    }

    .page-13win12__cta-button:hover {
      background: linear-gradient(to right, #FFA500, #FFD700);
      transform: translateY(-3px);
      box-shadow: 0 8px 20px rgba(255, 215, 0, 0.6);
    }

    /* Nút Đăng nhập nổi (simulated) */
    .page-13win12__floating-login-button {
      position: fixed;
      right: 20px;
      bottom: 80px; /* Adjust if shared footer exists */
      background: linear-gradient(to right, #FF4500, #FF8C00); /* Cam đỏ hấp dẫn */
      color: #FFF;
      padding: 12px 20px;
      border-radius: 25px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      box-shadow: 0 4px 15px rgba(255, 69, 0, 0.6);
      z-index: 1000; /* Đảm bảo nút nổi trên các thành phần khác */
      transition: all 0.3s ease;
      animation: pulse 2s infinite;
      border: none;
      cursor: pointer;
    }

    .page-13win12__floating-login-button:hover {
      transform: scale(1.05);
      box-shadow: 0 6px 20px rgba(255, 69, 0, 0.8);
    }

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

    @media (max-width: 768px) {
      .page-13win12__floating-login-button {
        right: 15px;
        bottom: 60px;
        padding: 10px 15px;
        font-size: 1em;
      }
    }

    /* General Section Styling */
    .page-13win12__section {
      padding: 40px 20px;
      text-align: center;
      max-width: 1200px;
      margin: 0 auto;
      box-sizing: border-box;
    }

    .page-13win12__section-title {
      font-size: 2.5em;
      color: #FFD700;
      margin-bottom: 30px;
      position: relative;
      padding-bottom: 10px;
    }

    .page-13win12__section-title::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 80px;
      height: 4px;
      background-color: #FFD700;
      border-radius: 2px;
    }

    /* Game Categories / Product Display */
    .page-13win12__game-categories {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .page-13win12__game-card {
      background-color: #1a1a1a;
      border-radius: 12px;
      overflow: hidden;
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-align: center;
      padding-bottom: 20px;
    }

    .page-13win12__game-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 12px 25px rgba(255, 215, 0, 0.3);
    }

    .page-13win12__game-card-image-wrapper {
      width: 100%;
      max-height: 200px; /* Giới hạn chiều cao cho hình ảnh */
      overflow: hidden;
      display: flex;
      justify-content: center;
      align-items: center;
      background-color: #0d0d0d;
      border-bottom: 2px solid #333;
    }

    .page-13win12__game-card-image {
      width: 100%;
      height: auto;
      display: block;
      object-fit: cover;
      transition: transform 0.3s ease;
      min-width: 200px; /* Đảm bảo kích thước tối thiểu */
      min-height: 200px; /* Đảm bảo kích thước tối thiểu */
    }

    .page-13win12__game-card:hover .page-13win12__game-card-image {
      transform: scale(1.05);
    }

    .page-13win12__game-card-title {
      font-size: 1.6em;
      color: #FFD700;
      margin: 20px 15px 10px;
      text-decoration: none; /* remove underline from link */
      display: block;
    }

    .page-13win12__game-card-title a {
      color: #FFD700;
      text-decoration: none;
      transition: color 0.3s ease;
    }

    .page-13win12__game-card-title a:hover {
      color: #FFA500;
    }

    .page-13win12__game-card-description {
      color: #CCC;
      font-size: 0.95em;
      padding: 0 15px;
      margin-bottom: 15px;
    }

    .page-13win12__game-card-button {
      background-color: #FFD700;
      color: #000;
      padding: 10px 20px;
      border-radius: 20px;
      text-decoration: none;
      font-weight: bold;
      font-size: 0.9em;
      transition: background-color 0.3s ease, transform 0.3s ease;
      border: none;
      cursor: pointer;
    }

    .page-13win12__game-card-button:hover {
      background-color: #FFA500;
      transform: translateY(-2px);
    }

    /* Game Providers Section */
    .page-13win12__provider-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(100px, 1fr)); /* Nhỏ hơn để chứa logo */
      gap: 20px;
      margin-top: 30px;
      align-items: center;
      justify-content: center;
    }

    .page-13win12__provider-item {
      background-color: #1a1a1a;
      padding: 15px;
      border-radius: 8px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      justify-content: center;
      align-items: center;
      height: 100px; /* Chiều cao cố định cho logo */
    }

    .page-13win12__provider-item:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 15px rgba(255, 215, 0, 0.2);
    }

    .page-13win12__provider-logo {
      max-width: 100%;
      max-height: 70px; /* Chiều cao tối đa của logo bên trong item */
      height: auto;
      object-fit: contain;
      filter: brightness(0.8) grayscale(0.2); /* Làm mờ một chút cho hài hòa */
      transition: filter 0.3s ease;
      min-width: 200px; /* Đảm bảo kích thước tối thiểu */
      min-height: 200px; /* Đảm bảo kích thước tối thiểu */
    }

    .page-13win12__provider-item:hover .page-13win12__provider-logo {
      filter: brightness(1) grayscale(0); /* Sáng và rõ hơn khi hover */
    }

    /* About Section */
    .page-13win12__about-content {
      text-align: left;
      color: #E0E0E0;
    }

    .page-13win12__about-content h3 {
      color: #FFD700;
      font-size: 1.8em;
      margin-top: 25px;
      margin-bottom: 15px;
    }

    .page-13win12__about-content p {
      margin-bottom: 15px;
      font-size: 1.05em;
    }

    /* Promotions Section */
    .page-13win12__promo-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .page-13win12__promo-card {
      background-color: #1a1a1a;
      border-radius: 12px;
      padding: 25px;
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-align: left;
      border-left: 5px solid #FFD700;
    }

    .page-13win12__promo-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 12px 25px rgba(255, 215, 0, 0.3);
    }

    .page-13win12__promo-card h3 {
      color: #FFD700;
      font-size: 1.7em;
      margin-top: 0;
      margin-bottom: 10px;
    }

    .page-13win12__promo-card p {
      color: #CCC;
      font-size: 1em;
      margin-bottom: 15px;
    }

    .page-13win12__promo-card .page-13win12__cta-button {
      padding: 10px 20px;
      font-size: 1em;
    }

    /* FAQ Section */
    .page-13win12__faq-container {
      margin-top: 30px;
      text-align: left;
    }

    .page-13win12__faq-item {
      background-color: #1a1a1a;
      border-radius: 8px;
      margin-bottom: 15px;
      overflow: hidden;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    }

    .page-13win12__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 25px;
      cursor: pointer;
      background-color: #222;
      border-bottom: 1px solid #333;
      transition: background-color 0.3s ease;
      user-select: none;
    }

    .page-13win12__faq-question:hover {
      background-color: #333;
    }

    .page-13win12__faq-question h3 {
      color: #FFD700;
      font-size: 1.3em;
      margin: 0;
      flex-grow: 1;
      pointer-events: none; /* Prevent h3 from blocking click on parent */
    }

    .page-13win12__faq-toggle {
      font-size: 1.8em;
      color: #FFD700;
      margin-left: 15px;
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent toggle icon from blocking click on parent */
    }

    .page-13win12__faq-item.active .page-13win12__faq-toggle {
      transform: rotate(45deg); /* Plus to minus */
    }

    .page-13win12__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 25px;
      color: #CCC;
      font-size: 1em;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      opacity: 0;
    }

    .page-13win12__faq-item.active .page-13win12__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px 25px !important;
      opacity: 1;
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-13win12__hero-title {
        font-size: 2em;
      }

      .page-13win13__hero-subtitle {
        font-size: 1.1em;
      }

      .page-13win12__cta-button {
        padding: 12px 25px;
        font-size: 1.1em;
      }

      .page-13win12__section {
        padding: 30px 15px;
      }

      .page-13win12__section-title {
        font-size: 2em;
      }

      .page-13win12__game-categories {
        grid-template-columns: 1fr;
      }

      .page-13win12__game-card-title {
        font-size: 1.4em;
      }

      .page-13win12__provider-grid {
        grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
      }
      .page-13win12__provider-item {
        height: 80px;
      }
      .page-13win12__provider-logo {
        max-height: 50px;
        min-width: 150px; /* Đảm bảo kích thước tối thiểu */
        min-height: 150px; /* Đảm bảo kích thước tối thiểu */
      }

      .page-13win12__promo-grid {
        grid-template-columns: 1fr;
      }

      .page-13win12__faq-question {
        padding: 15px 20px;
      }

      .page-13win12__faq-question h3 {
        font-size: 1.1em;
      }

      .page-13win12__faq-toggle {
        font-size: 1.5em;
      }

      .page-13win12__faq-answer {
        padding: 0 20px;
      }

      .page-13win12__faq-item.active .page-13win12__faq-answer {
        padding: 15px 20px !important;
      }
    }

    /* Responsive image optimization */
    .page-13win12__hero-image,
    .page-13win12__game-card-image,
    .page-13win12__provider-logo {
      max-width: 100%;
      height: auto;
      display: block;
      box-sizing: border-box;
    }

    /* Containers for images */
    .page-13win12__hero-section,
    .page-13win12__game-card-image-wrapper,
    .page-13win12__provider-item {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
    }

    @media (max-width: 768px) {
      .page-13win12__hero-image,
      .page-13win12__game-card-image,
      .page-13win12__provider-logo {
        max-width: 100% !important;
        height: auto !important;
      }
      .page-13win12__hero-section,
      .page-13win12__game-card-image-wrapper,
      .page-13win12__provider-item {
        width: 100% !important;
        max-width: 100% !important;
      }
    }