/* Tổng quan */
    .page-link789 {
      font-family: 'Arial', sans-serif;
      background-color: #000000; /* Nền đen */
      color: #FFFFFF; /* Chữ trắng mặc định */
      line-height: 1.6;
      padding: 0;
      margin: 0;
      overflow-x: hidden;
    }

    .page-link789__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
      box-sizing: border-box;
    }

    .page-link789__section-title {
      color: #FFD700; /* Chữ vàng */
      text-align: center;
      margin-bottom: 30px;
      font-size: 2.2em;
      font-weight: bold;
      padding-top: 20px;
    }

    .page-link789__section-subtitle {
      color: #FFFFFF;
      text-align: center;
      margin-bottom: 40px;
      font-size: 1.1em;
    }

    /* Hero Section */
    .page-link789__hero-section {
      position: relative;
      text-align: center;
      padding-top: 140px; /* An toàn cho thanh điều hướng cố định */
      background-color: #1a1a1a;
      padding-bottom: 30px;
    }

    .page-link789__hero-image {
      width: 100%;
      height: auto;
      max-width: 100%;
      display: block;
      margin: 0 auto;
      border-radius: 8px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
    }

    .page-link789__hero-content {
      position: relative;
      z-index: 10;
      padding: 20px 15px;
    }

    .page-link789__logo-image {
      max-width: 250px;
      height: auto;
      margin: 20px auto;
      display: block;
      border-radius: 8px;
    }

    .page-link789__hero-title {
      color: #FFD700; /* Chữ vàng */
      font-size: 2.8em;
      margin-top: 20px;
      margin-bottom: 15px;
      line-height: 1.2;
    }

    .page-link789__hero-description {
      color: #FFFFFF;
      font-size: 1.1em;
      margin-bottom: 30px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    /* Nút đăng nhập nổi */
    .page-link789__floating-button {
      position: fixed;
      bottom: 20px;
      right: 20px;
      background-color: #FFD700; /* Nền vàng */
      color: #000000; /* Chữ đen */
      padding: 15px 25px;
      border-radius: 30px;
      font-weight: bold;
      font-size: 1.1em;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
      z-index: 1000;
      text-decoration: none;
      transition: transform 0.3s ease, background-color 0.3s ease;
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
      border: none;
      cursor: pointer;
    }

    .page-link789__floating-button:hover {
      transform: translateY(-5px);
      background-color: #e6c200;
    }

    /* Giới thiệu link 789 */
    .page-link789__about-section {
      padding: 50px 0;
      background-color: #0a0a0a;
    }

    .page-link789__about-text {
      font-size: 1.1em;
      margin-bottom: 20px;
      color: #e0e0e0;
    }

    .page-link789__highlight-text {
      color: #FFD700;
      font-weight: bold;
    }

    /* Danh mục trò chơi */
    .page-link789__game-categories-section {
      padding: 50px 0;
      background-color: #000000;
    }

    .page-link789__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      margin-top: 30px;
    }

    .page-link789__game-item {
      background-color: #1a1a1a;
      border-radius: 10px;
      padding: 15px;
      text-align: center;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .page-link789__game-item:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5);
    }

    .page-link789__game-image {
      width: 100%;
      height: auto;
      max-width: 250px; /* Kích thước tối thiểu 200px, giới hạn cho card */
      min-width: 200px; /* Đảm bảo kích thước tối thiểu */
      min-height: 150px; /* Đảm bảo kích thước tối thiểu */
      object-fit: cover;
      border-radius: 8px;
      margin-bottom: 10px;
    }

    .page-link789__game-name {
      color: #FFD700;
      font-weight: bold;
      font-size: 1.1em;
    }

    /* Nhà cung cấp game */
    .page-link789__providers-section {
      padding: 50px 0;
      background-color: #0a0a0a;
    }

    .page-link789__provider-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
      gap: 20px;
      margin-top: 30px;
    }

    .page-link789__provider-item {
      background-color: #1a1a1a;
      border-radius: 10px;
      padding: 15px;
      text-align: center;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .page-link789__provider-item:hover {
      transform: scale(1.05);
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5);
    }

    .page-link789__provider-logo {
      width: 100%;
      height: auto;
      max-width: 200px; /* Kích thước tối thiểu 200px, giới hạn cho card */
      min-width: 200px; /* Đảm bảo kích thước tối thiểu */
      min-height: 100px; /* Đảm bảo kích thước tối thiểu */
      object-fit: contain;
      margin-bottom: 10px;
    }

    /* Hướng dẫn */
    .page-link789__guide-section {
      padding: 50px 0;
      background-color: #000000;
    }

    .page-link789__guide-step {
      background-color: #1a1a1a;
      border-radius: 10px;
      padding: 25px;
      margin-bottom: 25px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    }

    .page-link789__guide-step-title {
      color: #FFD700;
      font-size: 1.5em;
      margin-bottom: 15px;
      display: flex;
      align-items: center;
    }

    .page-link789__guide-step-title span {
      margin-right: 10px;
      font-size: 1.2em;
    }

    .page-link789__guide-text {
      color: #e0e0e0;
      font-size: 1.05em;
    }

    .page-link789__guide-image {
      width: 100%;
      height: auto;
      max-width: 600px;
      min-width: 200px;
      min-height: 200px;
      display: block;
      margin: 20px auto;
      border-radius: 8px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    }

    /* Khuyến mãi */
    .page-link789__promotion-section {
      padding: 50px 0;
      background-color: #0a0a0a;
    }

    .page-link789__promotion-card {
      background-color: #1a1a1a;
      border-radius: 10px;
      padding: 25px;
      margin-bottom: 25px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
      text-align: center;
    }

    .page-link789__promotion-title {
      color: #FFD700;
      font-size: 1.6em;
      margin-bottom: 15px;
    }

    .page-link789__promotion-description {
      color: #e0e0e0;
      margin-bottom: 20px;
    }

    .page-link789__promotion-button {
      background-color: #FFD700;
      color: #000000;
      padding: 12px 25px;
      border-radius: 25px;
      font-weight: bold;
      text-decoration: none;
      transition: background-color 0.3s ease;
      border: none;
      cursor: pointer;
    }

    .page-link789__promotion-button:hover {
      background-color: #e6c200;
    }

    /* FAQ Section */
    .page-link789__faq-section {
      padding: 50px 0;
      background-color: #000000;
    }

    .page-link789__faq-item {
      background-color: #1a1a1a;
      margin-bottom: 15px;
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    }

    .page-link789__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 25px;
      background-color: #2a2a2a;
      color: #FFD700;
      font-weight: bold;
      font-size: 1.15em;
      cursor: pointer;
      user-select: none;
      transition: background-color 0.3s ease;
    }

    .page-link789__faq-question:hover {
      background-color: #3a3a3a;
    }

    .page-link789__faq-question h3 {
      margin: 0;
      color: #FFD700;
      pointer-events: none; /* Ngăn chặn sự kiện click trên h3 */
      flex-grow: 1;
    }

    .page-link789__faq-toggle {
      font-size: 1.5em;
      margin-left: 15px;
      pointer-events: none; /* Ngăn chặn sự kiện click trên toggle */
      transition: transform 0.3s ease;
    }

    .page-link789__faq-item.active .page-link789__faq-toggle {
      transform: rotate(45deg); /* Chuyển '+' thành 'x' hoặc '-' */
    }

    .page-link789__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 25px;
      color: #e0e0e0;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      opacity: 0;
    }

    .page-link789__faq-item.active .page-link789__faq-answer {
      max-height: 2000px !important; /* Đủ lớn để chứa mọi nội dung */
      padding: 20px 25px !important;
      opacity: 1;
    }

    /* Social Media */
    .page-link789__social-section {
      padding: 50px 0;
      background-color: #0a0a0a;
      text-align: center;
    }

    .page-link789__social-grid {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 20px;
      margin-top: 30px;
    }

    .page-link789__social-item {
      background-color: #1a1a1a;
      border-radius: 8px;
      padding: 15px 25px;
      color: #FFFFFF;
      font-size: 1.1em;
      font-weight: bold;
      display: flex;
      align-items: center;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
      transition: background-color 0.3s ease, transform 0.3s ease;
      text-decoration: none; /* Quan trọng: Loại bỏ gạch chân cho link */
    }

    .page-link789__social-item:hover {
      background-color: #FFD700;
      color: #000000;
      transform: translateY(-3px);
    }

    .page-link789__social-item img {
      width: 40px;
      height: 40px;
      margin-right: 10px;
      max-width: 200px;
      min-width: 200px;
      min-height: 200px;
      object-fit: contain;
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-link789__hero-section {
        padding-top: 100px; /* Điều chỉnh cho di động */
      }

      .page-link789__hero-title {
        font-size: 2em;
      }

      .page-link789__hero-description {
        font-size: 1em;
      }

      .page-link789__section-title {
        font-size: 1.8em;
      }

      .page-link789__game-grid,
      .page-link789__provider-grid {
        grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
      }

      .page-link789__floating-button {
        padding: 12px 20px;
        font-size: 1em;
        bottom: 15px;
        right: 15px;
      }

      .page-link789__faq-question {
        font-size: 1em;
        padding: 15px 20px;
      }

      .page-link789__faq-answer {
        padding: 0 20px;
      }

      .page-link789__faq-item.active .page-link789__faq-answer {
        padding: 15px 20px !important;
      }

      .page-link789__social-item {
        padding: 10px 15px;
        font-size: 0.9em;
      }

      .page-link789__social-item img {
        width: 30px;
        height: 30px;
        margin-right: 8px;
      }

      /* Đảm bảo hình ảnh không tràn */
      .page-link789 img {
        max-width: 100% !important;
        height: auto !important;
      }
    }