/* Tổng thể */
    .page-go99 {
      background-color: #000000;
      color: #FFFFFF;
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
      padding-bottom: 80px; /* Để lại khoảng trống cho nút đăng nhập nổi */
    }

    /* Đảm bảo nội dung không bị che bởi header cố định */
    .page-go99__hero-section {
      padding-top: 100px; /* Cho thiết bị di động */
      position: relative;
    }

    @media (min-width: 768px) {
      .page-go99__hero-section {
        padding-top: 120px; /* Cho desktop */
      }
    }

    .page-go99__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
    }

    /* Tiêu đề chung */
    .page-go99__section-title {
      font-size: 2.5em;
      color: #FFD700;
      text-align: center;
      margin-bottom: 40px;
      padding-top: 40px;
      font-weight: bold;
    }

    .page-go99__section-subtitle {
      font-size: 1.2em;
      color: #FFFFFF;
      text-align: center;
      margin-bottom: 60px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    /* Hero Section */
    .page-go99__hero-image-wrapper {
        width: 100%;
        max-width: 100%;
        overflow: hidden;
        box-sizing: border-box;
        text-align: center;
        margin-bottom: 30px;
    }

    .page-go99__hero-image {
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto;
      border-radius: 8px;
    }

    .page-go99__hero-content {
      text-align: center;
      padding: 20px 0 50px;
    }

    .page-go99__hero-title {
      font-size: 2.8em;
      color: #FFD700;
      margin-bottom: 15px;
      font-weight: 900;
      line-height: 1.2;
    }

    .page-go99__hero-description {
      font-size: 1.1em;
      color: #FFFFFF;
      max-width: 800px;
      margin: 0 auto 30px;
    }

    .page-go99__cta-button {
      display: inline-block;
      background-color: #FFD700;
      color: #000000;
      padding: 15px 30px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.2em;
      transition: background-color 0.3s ease, transform 0.3s ease;
      border: none;
      cursor: pointer;
    }

    .page-go99__cta-button:hover {
      background-color: #e6c200;
      transform: translateY(-3px);
    }

    /* Các phần nội dung chung */
    .page-go99__content-section {
      padding: 60px 0;
    }

    /* Game Categories */
    .page-go99__game-categories-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
    }

    .page-go99__game-card {
      background-color: #1a1a1a;
      border-radius: 12px;
      overflow: hidden;
      text-align: center;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      border: 1px solid #333;
    }

    .page-go99__game-card:hover {
      transform: translateY(-10px);
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.6);
    }

    .page-go99__game-card-image-wrapper {
        width: 100%;
        max-width: 100%;
        overflow: hidden;
        box-sizing: border-box;
        height: 200px; /* Fixed height for consistency */
    }
    .page-go99__game-card-image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }

    .page-go99__game-card-content {
      padding: 20px;
    }

    .page-go99__game-card-title {
      font-size: 1.5em;
      color: #FFD700;
      margin-bottom: 10px;
      font-weight: bold;
    }

    .page-go99__game-card-description {
      font-size: 0.95em;
      color: #CCCCCC;
    }

    /* Game Providers & Payment Methods */
    .page-go99__logo-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
      gap: 20px;
      align-items: center;
      justify-items: center;
    }

    .page-go99__logo-item {
      background-color: #222222;
      border-radius: 8px;
      padding: 15px;
      display: flex;
      align-items: center;
      justify-content: center;
      height: 80px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
      transition: transform 0.2s ease;
      width: 100%;
      box-sizing: border-box;
    }

    .page-go99__logo-item:hover {
        transform: translateY(-5px);
    }

    .page-go99__logo-image-wrapper {
        width: 100%;
        max-width: 100%;
        overflow: hidden;
        box-sizing: border-box;
    }
    .page-go99__logo-image {
      max-width: 100%;
      max-height: 50px; /* Adjust max height for logos */
      width: auto;
      height: auto;
      object-fit: contain;
    }

    /* Game Ranking */
    .page-go99__ranking-list {
      list-style: none;
      padding: 0;
      margin: 0;
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 20px;
    }

    .page-go99__ranking-item {
      background-color: #1a1a1a;
      border-left: 5px solid #FFD700;
      padding: 20px;
      border-radius: 8px;
      display: flex;
      align-items: center;
      gap: 15px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    }

    .page-go99__ranking-item-number {
      font-size: 1.8em;
      font-weight: bold;
      color: #FFD700;
    }

    .page-go99__ranking-item-name {
      font-size: 1.2em;
      color: #FFFFFF;
      font-weight: bold;
    }

    /* FAQ Section */
    .page-go99__faq-section {
      background-color: #000000;
      padding: 60px 0;
    }

    .page-go99__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-go99__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 15px;
      background-color: #222222;
      color: #FFD700;
      cursor: pointer;
      user-select: none;
      border-bottom: 1px solid #333;
    }

    .page-go99__faq-question:hover {
      background-color: #333333;
    }

    .page-go99__faq-question h3 {
      margin: 0;
      font-size: 1.2em;
      flex-grow: 1;
      pointer-events: none; /* Prevent h3 from blocking click on parent */
    }

    .page-go99__faq-toggle {
      font-size: 1.8em;
      line-height: 1;
      font-weight: bold;
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent toggle icon from blocking click on parent */
    }

    .page-go99__faq-item.active .page-go99__faq-toggle {
      transform: rotate(45deg); /* Change + to X or similar */
    }

    .page-go99__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 15px;
      color: #CCCCCC;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      opacity: 0;
    }

    .page-go99__faq-item.active .page-go99__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px 15px !important;
      opacity: 1;
    }

    /* Floating Login Button */
    .page-go99__floating-login {
      position: fixed;
      bottom: 20px;
      right: 20px;
      background-color: #FFD700;
      color: #000000;
      padding: 12px 25px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
      z-index: 1000;
      transition: background-color 0.3s ease, transform 0.3s ease;
      white-space: nowrap;
      text-align: center;
    }

    .page-go99__floating-login:hover {
      background-color: #e6c200;
      transform: translateY(-5px);
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-go99__hero-title {
        font-size: 2em;
      }

      .page-go99__section-title {
        font-size: 2em;
      }

      .page-go99__cta-button {
        padding: 12px 25px;
        font-size: 1.1em;
      }

      .page-go99__game-categories-grid {
        grid-template-columns: 1fr;
      }

      .page-go99__logo-grid {
        grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
      }

      .page-go99__ranking-list {
        grid-template-columns: 1fr;
      }

      .page-go99__floating-login {
        bottom: 15px;
        right: 15px;
        padding: 10px 20px;
        font-size: 1em;
      }
      .page-go99__game-card-image-wrapper,
      .page-go99__logo-image-wrapper {
          max-width: 100% !important;
          height: auto !important;
          width: 100% !important;
          overflow: hidden !important;
          box-sizing: border-box !important;
      }
      .page-go99__game-card-image,
      .page-go99__logo-image {
          max-width: 100% !important;
          height: auto !important;
          object-fit: contain !important;
      }
    }