/* Reset và cơ bản */
    .page-68gbcode {
      font-family: 'Arial', sans-serif;
      color: #333;
      line-height: 1.6;
      background-color: #f5f7fa;
      padding-bottom: 80px; /* Đảm bảo không bị che bởi nút nổi */
    }

    .page-68gbcode__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
      box-sizing: border-box;
    }

    .page-68gbcode__section {
      padding: 40px 0;
      text-align: center;
    }

    .page-68gbcode__section--dark {
      background-color: #e0e6ed;
    }

    .page-68gbcode__section-title {
      font-size: 2.5em;
      color: #1a237e;
      margin-bottom: 20px;
      text-transform: uppercase;
      font-weight: bold;
    }

    .page-68gbcode__section-subtitle {
      font-size: 1.2em;
      color: #555;
      margin-bottom: 30px;
    }

    /* Hero Section */
    .page-68gbcode__hero-section {
      background-color: #1a237e;
      color: #fff;
      padding: 10px 0 40px 0; /* padding-top 10px cho desktop */
      text-align: center;
      position: relative;
      overflow: hidden;
    }

    .page-68gbcode__hero-image-wrapper {
        width: 100%;
        max-width: 100%;
        overflow: hidden;
        box-sizing: border-box;
        margin-bottom: 20px;
    }

    .page-68gbcode__hero-image {
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto;
      border-radius: 10px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    }

    .page-68gbcode__hero-title {
      font-size: 3em;
      margin-bottom: 15px;
      line-height: 1.2;
      color: #ffeb3b;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    }

    .page-68gbcode__hero-description {
      font-size: 1.3em;
      max-width: 800px;
      margin: 0 auto 30px auto;
      color: #e3f2fd;
    }

    .page-68gbcode__cta-button {
      display: inline-block;
      background-color: #ff9800;
      color: #fff;
      padding: 15px 30px;
      border-radius: 50px;
      text-decoration: none;
      font-size: 1.2em;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.3s ease;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
      border: none; /* Sử dụng button tag */
      cursor: pointer;
    }

    .page-68gbcode__cta-button:hover {
      background-color: #f57c00;
      transform: translateY(-3px);
    }

    /* Floating Login Button */
    .page-68gbcode__floating-button {
      position: fixed;
      bottom: 20px;
      right: 20px;
      background-color: #f44336;
      color: #fff;
      padding: 12px 20px;
      border-radius: 30px;
      text-decoration: none;
      font-size: 1.1em;
      font-weight: bold;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
      z-index: 1000;
      animation: page-68gbcode__pulse 2s infinite;
      transition: background-color 0.3s ease;
      border: none;
      cursor: pointer;
    }

    .page-68gbcode__floating-button:hover {
      background-color: #d32f2f;
    }

    @keyframes page-68gbcode__pulse {
      0% {
        transform: scale(1);
      }
      50% {
        transform: scale(1.05);
      }
      100% {
        transform: scale(1);
      }
    }

    /* Content Section */
    .page-68gbcode__content-wrapper {
      text-align: left;
      margin-top: 30px;
    }

    .page-68gbcode__content-text {
      font-size: 1.1em;
      margin-bottom: 20px;
      color: #444;
    }

    .page-68gbcode__content-list {
      list-style-type: disc;
      padding-left: 20px;
      margin-bottom: 20px;
      color: #444;
    }

    .page-68gbcode__content-list-item {
      margin-bottom: 10px;
    }

    .page-68gbcode__image-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 20px;
      margin-top: 30px;
    }

    .page-68gbcode__image-item {
      background-color: #fff;
      border-radius: 10px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
      overflow: hidden;
      text-align: center;
      padding-bottom: 15px;
    }

    .page-68gbcode__image-container {
        width: 100%;
        max-width: 100%;
        overflow: hidden;
        box-sizing: border-box;
    }

    .page-68gbcode__image-item img {
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto;
      border-bottom: 1px solid #eee;
    }

    .page-68gbcode__image-title {
      font-size: 1.3em;
      color: #1a237e;
      margin: 15px 10px 5px 10px;
    }

    .page-68gbcode__image-description {
      font-size: 0.95em;
      color: #666;
      padding: 0 10px;
    }

    /* Game Categories */
    .page-68gbcode__game-categories {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      margin-top: 30px;
    }

    .page-68gbcode__game-card {
      background-color: #fff;
      border-radius: 10px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
      overflow: hidden;
      text-align: center;
      padding: 20px 15px;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .page-68gbcode__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
    }

    .page-68gbcode__game-icon-container {
        width: 100%;
        max-width: 100%;
        overflow: hidden;
        box-sizing: border-box;
        margin-bottom: 15px;
        display: flex;
        justify-content: center;
        align-items: center;
        min-height: 100px; /* Ensure icons have a minimum display area */
    }

    .page-68gbcode__game-icon {
      max-width: 100%;
      height: auto;
      max-height: 100px; /* Limit icon height */
      display: block;
    }

    .page-68gbcode__game-title {
      font-size: 1.1em;
      color: #1a237e;
      font-weight: bold;
    }

    /* FAQ Section */
    .page-68gbcode__faq-list {
      margin-top: 30px;
      text-align: left;
    }

    .page-68gbcode__faq-item {
      background-color: #fff;
      border-radius: 8px;
      margin-bottom: 15px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
      overflow: hidden;
    }

    .page-68gbcode__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 25px;
      background-color: #f0f4f8;
      cursor: pointer;
      user-select: none;
      border-bottom: 1px solid #e0e6ed;
      transition: background-color 0.3s ease;
    }

    .page-68gbcode__faq-question:hover {
      background-color: #e6eef7;
    }

    .page-68gbcode__faq-question h3 {
      margin: 0;
      font-size: 1.15em;
      color: #1a237e;
      pointer-events: none; /* Prevent h3 from blocking click */
    }

    .page-68gbcode__faq-toggle {
      font-size: 1.8em;
      font-weight: bold;
      color: #1a237e;
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent toggle from blocking click */
    }

    .page-68gbcode__faq-item.active .page-68gbcode__faq-toggle {
      transform: rotate(45deg);
    }

    .page-68gbcode__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 25px;
      opacity: 0;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      color: #555;
      font-size: 1em;
    }

    .page-68gbcode__faq-item.active .page-68gbcode__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px 25px !important;
      opacity: 1;
    }

    /* Responsive Design */
    @media (max-width: 768px) {
      .page-68gbcode__hero-section {
        padding-top: 10px; /* padding-top 10px cho mobile */
      }

      .page-68gbcode__hero-title {
        font-size: 2em;
      }

      .page-68gbcode__hero-description {
        font-size: 1em;
        margin-left: 10px;
        margin-right: 10px;
      }

      .page-68gbcode__section-title {
        font-size: 2em;
      }

      .page-68gbcode__cta-button {
        padding: 12px 25px;
        font-size: 1em;
      }

      .page-68gbcode__floating-button {
        bottom: 15px;
        right: 15px;
        padding: 10px 15px;
        font-size: 0.9em;
      }

      .page-68gbcode__image-grid {
        grid-template-columns: 1fr;
      }

      .page-68gbcode__game-categories {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
        gap: 15px;
      }

      .page-68gbcode__game-card {
        padding: 15px 10px;
      }

      .page-68gbcode__game-icon-container {
        min-height: 80px;
      }

      .page-68gbcode__game-icon {
        max-height: 80px;
      }

      .page-68gbcode__game-title {
        font-size: 1em;
      }

      .page-68gbcode__faq-question {
        padding: 15px 20px;
      }

      .page-68gbcode__faq-question h3 {
        font-size: 1em;
      }

      .page-68gbcode__faq-toggle {
        font-size: 1.5em;
      }

      .page-68gbcode__faq-answer {
        padding: 15px 20px;
      }

      /* Image responsive optimization for mobile */
      .page-68gbcode__hero-image,
      .page-68gbcode__image-item img,
      .page-68gbcode__game-icon {
        max-width: 100% !important;
        height: auto !important;
      }
      .page-68gbcode__hero-image-wrapper,
      .page-68gbcode__image-container,
      .page-68gbcode__game-icon-container {
        width: 100% !important;
        max-width: 100% !important;
        overflow: hidden !important;
        box-sizing: border-box !important;
      }
    }