/* Tổng quan */
    .page-789club {
      font-family: 'Helvetica Neue', Arial, sans-serif;
      color: #e0e0e0;
      background-color: #1a1a2e;
      line-height: 1.6;
      padding-bottom: 80px; /* Để tránh nút nổi bị che */
    }

    .page-789club a {
      color: #ffcc00;
      text-decoration: none;
      transition: color 0.3s ease;
    }

    .page-789club a:hover {
      color: #ffd700;
    }

    .page-789club .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
    }

    .page-789club .section-spacing {
      padding: 40px 0;
    }

    /* Banner chính */
    .page-789club__hero {
      position: relative;
      text-align: center;
      padding-top: 60px; /* Đảm bảo banner không bị che bởi header */
      background: linear-gradient(180deg, #2a003f 0%, #1a1a2e 100%);
      overflow: hidden;
    }

    .page-789club__hero-banner {
      width: 100%;
      height: auto;
      max-height: 400px;
      object-fit: cover;
      display: block;
      margin: 0 auto;
      border-radius: 10px;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
    }

    .page-789club__hero-content {
      padding: 30px 15px;
      max-width: 800px;
      margin: 0 auto;
      z-index: 10;
      position: relative;
    }

    .page-789club__hero h1 {
      font-size: 2.5em;
      color: #ffcc00;
      margin-bottom: 15px;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    }

    .page-789club__hero p {
      font-size: 1.1em;
      color: #f0f0f0;
      margin-bottom: 25px;
    }

    /* Nút đăng nhập/đăng ký nổi */
    .page-789club__floating-buttons {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      display: flex;
      gap: 15px;
      z-index: 1000;
      width: 90%;
      max-width: 400px;
      justify-content: center;
    }

    .page-789club__btn {
      display: block;
      padding: 12px 25px;
      border-radius: 30px;
      font-size: 1.1em;
      font-weight: bold;
      text-align: center;
      text-transform: uppercase;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
      transition: all 0.3s ease;
      flex: 1;
    }

    .page-789club__btn--primary {
      background-color: #ffcc00;
      color: #1a1a2e;
      border: 2px solid #ffcc00;
    }

    .page-789club__btn--primary:hover {
      background-color: #ffd700;
      border-color: #ffd700;
      transform: translateY(-2px);
      box-shadow: 0 6px 15px rgba(0, 0, 0, 0.6);
    }

    .page-789club__btn--secondary {
      background-color: transparent;
      color: #ffcc00;
      border: 2px solid #ffcc00;
    }

    .page-789club__btn--secondary:hover {
      background-color: #ffcc00;
      color: #1a1a2e;
      transform: translateY(-2px);
      box-shadow: 0 6px 15px rgba(0, 0, 0, 0.6);
    }

    /* Giới thiệu */
    .page-789club__intro h2 {
      font-size: 2em;
      color: #ffcc00;
      text-align: center;
      margin-bottom: 25px;
    }

    .page-789club__intro p {
      margin-bottom: 15px;
      text-align: justify;
    }

    /* Trò chơi nổi bật */
    .page-789club__games h2 {
      font-size: 2em;
      color: #ffcc00;
      text-align: center;
      margin-bottom: 25px;
    }

    .page-789club__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      justify-content: center;
    }

    .page-789club__game-card {
      background-color: #2b2b40;
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      align-items: center;
      padding: 15px;
    }

    .page-789club__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 15px rgba(0, 0, 0, 0.5);
    }

    .page-789club__game-card img {
      width: 100%;
      max-width: 120px;
      height: auto;
      border-radius: 8px;
      margin-bottom: 10px;
      object-fit: cover;
    }

    .page-789club__game-card h3 {
      font-size: 1.1em;
      color: #ffcc00;
      margin: 0;
    }

    /* Ưu đãi & Khuyến mãi */
    .page-789club__promotions {
      background-color: #2b2b40;
      border-radius: 10px;
      padding: 30px;
      text-align: center;
    }

    .page-789club__promotions h2 {
      font-size: 2em;
      color: #ffcc00;
      margin-bottom: 20px;
    }

    .page-789club__promotions ul {
      list-style: none;
      padding: 0;
      margin-bottom: 20px;
    }

    .page-789club__promotions li {
      margin-bottom: 10px;
      font-size: 1.05em;
      color: #f0f0f0;
    }

    .page-789club__promotions li::before {
      content: "⭐";
      margin-right: 10px;
      color: #ffcc00;
    }

    /* Hướng dẫn tải APK */
    .page-789club__download h2 {
      font-size: 2em;
      color: #ffcc00;
      text-align: center;
      margin-bottom: 25px;
    }

    .page-789club__download-steps {
      display: flex;
      flex-wrap: wrap;
      gap: 20px;
      justify-content: center;
    }

    .page-789club__step-card {
      background-color: #2b2b40;
      border-radius: 10px;
      padding: 20px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
      flex: 1 1 calc(33% - 40px); /* 3 cột trên desktop */
      min-width: 280px; /* Tối thiểu cho mobile */
      text-align: center;
    }

    .page-789club__step-card h3 {
      font-size: 1.3em;
      color: #ffcc00;
      margin-bottom: 10px;
    }

    .page-789club__step-card p {
      font-size: 0.95em;
      color: #f0f0f0;
    }

    .page-789club__download-button-group {
      text-align: center;
      margin-top: 30px;
    }

    /* Câu hỏi thường gặp */
    .page-789club__faq h2 {
      font-size: 2em;
      color: #ffcc00;
      text-align: center;
      margin-bottom: 25px;
    }

    .page-789club__faq-item {
      background-color: #2b2b40;
      border-radius: 8px;
      margin-bottom: 15px;
      overflow: hidden;
    }

    .page-789club__faq-question {
      padding: 15px 20px;
      background-color: #3a3a50;
      color: #ffcc00;
      font-weight: bold;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      transition: background-color 0.3s ease;
    }

    .page-789club__faq-question:hover {
      background-color: #4a4a60;
    }

    .page-789club__faq-question span {
      font-size: 1.2em;
    }

    .page-789club__faq-answer {
      padding: 0 20px;
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.4s ease-out, padding 0.4s ease-out;
      color: #f0f0f0;
    }

    .page-789club__faq-answer.active {
      max-height: 200px; /* Giá trị lớn hơn nội dung dự kiến */
      padding: 15px 20px;
    }

    /* Responsive */
    @media (max-width: 768px) {
      .page-789club__hero h1 {
        font-size: 2em;
      }

      .page-789club__hero p {
        font-size: 1em;
      }

      .page-789club__game-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
      }

      .page-789club__step-card {
        flex: 1 1 100%; /* 1 cột trên mobile */
      }

      .page-789club__btn {
        font-size: 1em;
        padding: 10px 20px;
      }
    }

    @media (max-width: 480px) {
      .page-789club__hero-banner {
        max-height: 250px;
      }

      .page-789club__hero h1 {
        font-size: 1.8em;
      }

      .page-789club__floating-buttons {
        flex-direction: column;
        gap: 10px;
        width: 95%;
      }

      .page-789club__btn {
        width: 100%;
      }
    }