.page-blog-gioi-thieu-gi8-app {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333333;
  background-color: #FFFFFF;
}

.page-blog-gioi-thieu-gi8-app__hero-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px 20px 40px;
  background-color: #f0f8ff;
  text-align: center;
}

.page-blog-gioi-thieu-gi8-app__hero-image-wrapper {
  width: 100%;
  max-width: 1200px;
  margin-bottom: 20px;
  overflow: hidden;
  box-sizing: border-box;
}

.page-blog-gioi-thieu-gi8-app__hero-image {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.page-blog-gioi-thieu-gi8-app__hero-content {
  max-width: 900px;
  width: 100%;
}

.page-blog-gioi-thieu-gi8-app__main-title {
  font-size: clamp(2em, 4vw, 3.2em);
  color: #26A9E0;
  margin-bottom: 15px;
  font-weight: bold;
  line-height: 1.2;
}

.page-blog-gioi-thieu-gi8-app__description {
  font-size: 1.1em;
  color: #555555;
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-blog-gioi-thieu-gi8-app__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 15px;
  margin-top: 20px;
  flex-wrap: wrap;
  width: 100%;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  box-sizing: border-box;
}

.page-blog-gioi-thieu-gi8-app__btn {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 25px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, color 0.3s ease;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
  box-sizing: border-box;
  min-width: 180px;
  max-width: 100%;
}

.page-blog-gioi-thieu-gi8-app__btn-primary {
  background-color: #26A9E0;
  color: #FFFFFF;
  border: 2px solid #26A9E0;
}

.page-blog-gioi-thieu-gi8-app__btn-primary:hover {
  background-color: #1a8ccb;
  border-color: #1a8ccb;
}

.page-blog-gioi-thieu-gi8-app__btn-secondary {
  background-color: #FFFFFF;
  color: #26A9E0;
  border: 2px solid #26A9E0;
}

.page-blog-gioi-thieu-gi8-app__btn-secondary:hover {
  background-color: #f0f8ff;
  color: #1a8ccb;
  border-color: #1a8ccb;
}

.page-blog-gioi-thieu-gi8-app__article-wrap {
  max-width: 1150px;
  margin: 30px auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-blog-gioi-thieu-gi8-app__section {
  margin-bottom: 40px;
  padding: 20px;
  background-color: #ffffff;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.page-blog-gioi-thieu-gi8-app__section-title {
  font-size: 2.2em;
  color: #26A9E0;
  margin-bottom: 20px;
  border-bottom: 2px solid #e0e0e0;
  padding-bottom: 10px;
  font-weight: bold;
}

.page-blog-gioi-thieu-gi8-app__sub-title {
  font-size: 1.6em;
  color: #333333;
  margin-top: 25px;
  margin-bottom: 15px;
  font-weight: bold;
}

.page-blog-gioi-thieu-gi8-app p {
  margin-bottom: 15px;
  color: #333333;
}

.page-blog-gioi-thieu-gi8-app strong {
  color: #26A9E0;
}

.page-blog-gioi-thieu-gi8-app__figure {
  margin: 30px auto;
  text-align: center;
  max-width: 700px;
  overflow: hidden;
  box-sizing: border-box;
}

.page-blog-gioi-thieu-gi8-app__image {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  margin: 0 auto;
}

.page-blog-gioi-thieu-gi8-app__figcaption {
  font-size: 0.9em;
  color: #777777;
  margin-top: 10px;
}

.page-blog-gioi-thieu-gi8-app__list {
  list-style: disc;
  margin-left: 20px;
  margin-bottom: 20px;
  color: #333333;
}

.page-blog-gioi-thieu-gi8-app__list-item {
  margin-bottom: 10px;
}

.page-blog-gioi-thieu-gi8-app__step-list {
  list-style: decimal;
  margin-left: 20px;
  margin-bottom: 20px;
  color: #333333;
}

.page-blog-gioi-thieu-gi8-app__step-item {
  margin-bottom: 10px;
  font-weight: normal;
}

.page-blog-gioi-thieu-gi8-app__game-categories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
  margin-top: 30px;
  margin-bottom: 30px;
}

.page-blog-gioi-thieu-gi8-app__game-card {
  background-color: #f9f9f9;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
  padding: 20px;
  text-align: center;
  transition: transform 0.3s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.page-blog-gioi-thieu-gi8-app__game-card:hover {
  transform: translateY(-5px);
}

.page-blog-gioi-thieu-gi8-app__game-image {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin-bottom: 15px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

.page-blog-gioi-thieu-gi8-app__game-title {
  font-size: 1.4em;
  color: #26A9E0;
  margin-bottom: 10px;
  font-weight: bold;
}

.page-blog-gioi-thieu-gi8-app__game-description {
  font-size: 0.95em;
  color: #555555;
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-blog-gioi-thieu-gi8-app__btn-small {
  padding: 8px 18px;
  font-size: 0.9em;
  border-radius: 20px;
  min-width: unset;
}

.page-blog-gioi-thieu-gi8-app__promo-list {
  list-style: none;
  padding: 0;
  margin-bottom: 20px;
}

.page-blog-gioi-thieu-gi8-app__promo-item {
  background-color: #f0f8ff;
  border-left: 5px solid #26A9E0;
  padding: 15px;
  margin-bottom: 10px;
  border-radius: 5px;
  color: #333333;
}

.page-blog-gioi-thieu-gi8-app__text-center {
  text-align: center;
  margin-top: 20px;
  margin-bottom: 30px;
  font-size: 1.1em;
  color: #444444;
}

.page-blog-gioi-thieu-gi8-app__cta-buttons--bottom {
  margin-top: 40px;
  margin-bottom: 20px;
}

/* --- Responsive Styles --- */
@media (max-width: 768px) {
  /* 1. Top section title + dual CTA */
  .page-blog-gioi-thieu-gi8-app__hero-section {
    padding: 10px 15px 30px;
  }

  .page-blog-gioi-thieu-gi8-app__main-title {
    font-size: clamp(1.8em, 7vw, 2.5em);
  }

  .page-blog-gioi-thieu-gi8-app__description {
    font-size: 1em;
    padding: 0 10px;
  }

  .page-blog-gioi-thieu-gi8-app__cta-buttons {
    flex-direction: column !important;
    gap: 10px;
    padding: 0 15px !important;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-blog-gioi-thieu-gi8-app__btn {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 15px !important;
    font-size: 1em !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    box-sizing: border-box !important;
  }

  /* 2. Single column article container */
  .page-blog-gioi-thieu-gi8-app__article-wrap {
    margin: 20px auto;
    padding: 0 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-blog-gioi-thieu-gi8-app__section {
    padding: 15px;
    margin-bottom: 30px;
  }

  .page-blog-gioi-thieu-gi8-app__section-title {
    font-size: 1.8em;
    padding-bottom: 8px;
  }

  .page-blog-gioi-thieu-gi8-app__sub-title {
    font-size: 1.4em;
    margin-top: 20px;
    margin-bottom: 10px;
  }

  .page-blog-gioi-thieu-gi8-app p,
  .page-blog-gioi-thieu-gi8-app li {
    font-size: 16px;
    line-height: 1.6;
  }

  /* 3. General images and figure */
  .page-blog-gioi-thieu-gi8-app img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    box-sizing: border-box !important;
  }
  
  .page-blog-gioi-thieu-gi8-app__hero-image-wrapper,
  .page-blog-gioi-thieu-gi8-app__figure,
  .page-blog-gioi-thieu-gi8-app__game-image {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }

  .page-blog-gioi-thieu-gi8-app__figcaption {
    font-size: 0.85em;
  }

  /* 4. Buttons and button containers (already covered in top-section CTA) */
  .page-blog-gioi-thieu-gi8-app__game-categories {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .page-blog-gioi-thieu-gi8-app__game-card {
    padding: 15px;
  }

  /* 5. Registration tutorial and FAQ (this page has step-lists) */
  .page-blog-gioi-thieu-gi8-app__step-list,
  .page-blog-gioi-thieu-gi8-app__list {
    margin-left: 15px;
    padding-right: 10px;
  }

  .page-blog-gioi-thieu-gi8-app__promo-item {
    padding: 12px;
  }

  .page-blog-gioi-thieu-gi8-app__text-center {
    font-size: 1em;
    padding: 0 10px;
  }
}