/* Tổng thể */
    .page-fi888 {
      font-family: 'Arial', sans-serif;
      background-color: #000000;
      color: #ffffff;
      line-height: 1.6;
      padding-bottom: 80px; /* Đảm bảo không bị che bởi nút nổi */
    }

    .page-fi888__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
    }

    .page-fi888__section {
      padding: 40px 0;
    }

    .page-fi888__heading {
      color: #FFD700;
      text-align: center;
      margin-bottom: 30px;
      font-size: 2.5em;
      font-weight: bold;
    }

    .page-fi888__sub-heading {
      color: #FFD700;
      font-size: 1.8em;
      margin-bottom: 20px;
      text-align: left;
    }

    .page-fi888__paragraph {
      margin-bottom: 15px;
      font-size: 1.1em;
      line-height: 1.8;
    }

    .page-fi888__list {
      list-style: none;
      padding: 0;
      margin: 20px 0;
    }

    .page-fi888__list-item {
      margin-bottom: 10px;
      font-size: 1.1em;
      color: #ffffff;
      position: relative;
      padding-left: 25px;
    }

    .page-fi888__list-item::before {
      content: '✔';
      color: #FFD700;
      position: absolute;
      left: 0;
      top: 0;
    }

    /* Hero Section */
    .page-fi888__hero-section {
      position: relative;
      width: 100%;
      overflow: hidden;
      padding-top: 10px; /* Khoảng trống cho header cố định */
      background-color: #1a1a1a;
    }

    .page-fi888__hero-image {
      width: 100%;
      height: auto;
      display: block;
      max-width: 100%;
      object-fit: cover;
      object-position: center;
    }

    .page-fi888__hero-content {
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      padding: 20px;
      text-align: center;
      background: linear-gradient(to top, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0));
      color: #ffffff;
    }

    .page-fi888__hero-title {
      font-size: 2.8em;
      color: #FFD700;
      margin-bottom: 10px;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    }

    .page-fi888__hero-subtitle {
      font-size: 1.5em;
      color: #ffffff;
      margin-bottom: 20px;
      text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.7);
    }

    .page-fi888__cta-button {
      display: inline-block;
      background-color: #FFD700;
      color: #000000;
      padding: 12px 25px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.2em;
      transition: background-color 0.3s ease, transform 0.2s ease;
      border: none;
      cursor: pointer;
    }

    .page-fi888__cta-button:hover {
      background-color: #e0b800;
      transform: translateY(-2px);
    }

    /* Giới thiệu */
    .page-fi888__intro-text {
      font-size: 1.2em;
      text-align: center;
      margin-bottom: 30px;
    }

    /* Game List */
    .page-fi888__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .page-fi888__game-card {
      background-color: #1a1a1a;
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-align: center;
    }

    .page-fi888__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 20px rgba(255, 215, 0, 0.3);
    }

    .page-fi888__game-image {
      width: 100%;
      height: 180px;
      object-fit: cover;
      display: block;
      max-width: 100%;
    }

    .page-fi888__game-content {
      padding: 15px;
    }

    .page-fi888__game-title {
      color: #FFD700;
      font-size: 1.4em;
      margin-bottom: 10px;
    }

    .page-fi888__game-description {
      font-size: 0.95em;
      color: #cccccc;
      margin-bottom: 15px;
    }

    /* Game Providers */
    .page-fi888__provider-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      margin-top: 30px;
    }

    .page-fi888__provider-item {
      background-color: #1a1a1a;
      border-radius: 8px;
      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-fi888__provider-item:hover {
      transform: translateY(-3px);
      box-shadow: 0 4px 15px rgba(255, 215, 0, 0.2);
    }

    .page-fi888__provider-logo {
      width: 100%;
      height: 80px;
      object-fit: contain;
      max-width: 100%;
      display: block;
      margin: 0 auto 10px auto;
    }

    .page-fi888__provider-name {
      color: #ffffff;
      font-size: 1.1em;
      font-weight: bold;
    }

    /* Hướng Dẫn */
    .page-fi888__guide-item {
      background-color: #1a1a1a;
      border-left: 5px solid #FFD700;
      padding: 20px;
      margin-bottom: 20px;
      border-radius: 5px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    }

    .page-fi888__guide-title {
      color: #FFD700;
      font-size: 1.5em;
      margin-bottom: 10px;
    }

    .page-fi888__guide-text {
      color: #cccccc;
      font-size: 1em;
    }

    /* FAQ */
    .page-fi888__faq-section {
      background-color: #000000;
      padding: 40px 0;
    }

    .page-fi888__faq-item {
      background-color: #1a1a1a;
      margin-bottom: 10px;
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    }

    .page-fi888__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      background-color: #2c2c2c;
      color: #ffffff;
      cursor: pointer;
      user-select: none;
      font-size: 1.2em;
      font-weight: bold;
      transition: background-color 0.3s ease;
    }

    .page-fi888__faq-question:hover {
      background-color: #3a3a3a;
    }

    .page-fi888__faq-question h3 {
      margin: 0;
      font-size: 1.2em;
      color: #FFD700;
      pointer-events: none; /* Prevent h3 from blocking click event */
    }

    .page-fi888__faq-toggle {
      font-size: 1.5em;
      font-weight: bold;
      color: #FFD700;
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent toggle from blocking click event */
    }

    .page-fi888__faq-item.active .page-fi888__faq-toggle {
      transform: rotate(45deg); /* Change + to X or similar */
    }
     .page-fi888__faq-item.active .page-fi888__faq-toggle::before {
      content: '−'; /* Change + to - */
    }
    .page-fi888__faq-item:not(.active) .page-fi888__faq-toggle::before {
      content: '+'; /* Ensure it's + when not active */
    }

    .page-fi888__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 15px;
      background-color: #1a1a1a;
      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;
      font-size: 1em;
      line-height: 1.7;
    }

    .page-fi888__faq-item.active .page-fi888__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px 15px !important;
      opacity: 1;
    }

    /* Floating Login Button */
    .page-fi888__floating-button {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      background-color: #FFD700;
      color: #000000;
      padding: 15px 25px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4);
      z-index: 1000;
      transition: background-color 0.3s ease, transform 0.2s ease;
      white-space: nowrap; /* Keep text on one line */
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      border: none;
      cursor: pointer;
    }

    .page-fi888__floating-button:hover {
      background-color: #e0b800;
      transform: translateX(-50%) translateY(-3px);
    }

    /* Social Media Section */
    .page-fi888__social-grid {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 20px;
      margin-top: 30px;
    }

    .page-fi888__social-item {
      background-color: #1a1a1a;
      border-radius: 8px;
      padding: 15px 20px;
      text-align: center;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      color: #ffffff;
      font-weight: bold;
      font-size: 1.1em;
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .page-fi888__social-item:hover {
      transform: translateY(-3px);
      box-shadow: 0 4px 15px rgba(255, 215, 0, 0.2);
    }

    .page-fi888__social-icon {
      width: 40px; /* Adjust size for content images, not small icons */
      height: 40px;
      object-fit: contain;
      max-width: 100%;
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-fi888__hero-section {
        padding-top: 10px; /* Cho mobile */
      }

      .page-fi888__hero-title {
        font-size: 2em;
      }

      .page-fi888__hero-subtitle {
        font-size: 1.2em;
      }

      .page-fi888__cta-button {
        padding: 10px 20px;
        font-size: 1em;
      }

      .page-fi888__heading {
        font-size: 2em;
      }

      .page-fi888__sub-heading {
        font-size: 1.5em;
      }

      .page-fi888__paragraph,
      .page-fi888__list-item,
      .page-fi888__game-description,
      .page-fi888__provider-name,
      .page-fi888__guide-text,
      .page-fi888__faq-question h3,
      .page-fi888__faq-answer {
        font-size: 0.95em;
      }

      .page-fi888__game-grid {
        grid-template-columns: 1fr;
      }

      .page-fi888__provider-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
      }

      .page-fi888__faq-question {
        padding: 12px 15px;
        font-size: 1.1em;
      }

      .page-fi888__faq-answer {
        padding: 15px 15px !important;
      }

      .page-fi888__floating-button {
        width: calc(100% - 40px);
        max-width: 400px;
        font-size: 0.95em;
        padding: 12px 20px;
      }
      
      /* Ensure images are responsive */
      .page-fi888 img {
        max-width: 100% !important;
        height: auto !important;
      }
      .page-fi888__game-image,
      .page-fi888__provider-logo,
      .page-fi888__social-icon {
        max-width: 100% !important;
        height: auto !important;
      }
    }

    /* Common image styles for responsiveness */
    .page-fi888 img {
      max-width: 100%;
      height: auto;
    }
    .page-fi888__game-card img,
    .page-fi888__provider-item img,
    .page-fi888__social-item img {
      width: 100%;
      max-width: 100%;
      height: auto;
      object-fit: cover;
      box-sizing: border-box;
      overflow: hidden;
    }
    .page-fi888__provider-logo {
      object-fit: contain; /* For logos, maintain aspect ratio without cropping */
    }