.page-blog-gioi-thieu-vn123cc {
  font-family: Arial, sans-serif;
  color: #333333;
  line-height: 1.6;
}

.page-blog-gioi-thieu-vn123cc__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-blog-gioi-thieu-vn123cc__hero-section {
  padding-top: 10px; /* Reduced top padding as body handles header offset */
  background-color: #017439;
  color: #ffffff;
  text-align: center;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-blog-gioi-thieu-vn123cc__hero-image-wrapper {
  width: 100%;
  max-height: 600px; /* Limit hero image height */
  overflow: hidden;
}

.page-blog-gioi-thieu-vn123cc__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-blog-gioi-thieu-vn123cc__hero-content {
  position: relative;
  z-index: 10;
  padding: 40px 20px;
  max-width: 900px;
  margin-top: -100px; /* Pull content up slightly over image */
  background: rgba(1, 116, 57, 0.85); /* Semi-transparent background for readability */
  border-radius: 15px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-blog-gioi-thieu-vn123cc__hero-title {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: #FFFF00; /* Use custom color for prominent titles */
  margin-bottom: 20px;
  text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.page-blog-gioi-thieu-vn123cc__hero-description {
  font-size: 1.1em;
  margin-bottom: 30px;
  color: #ffffff;
}

.page-blog-gioi-thieu-vn123cc__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.page-blog-gioi-thieu-vn123cc__btn-primary,
.page-blog-gioi-thieu-vn123cc__btn-secondary,
.page-blog-gioi-thieu-vn123cc__btn-outline {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: all 0.3s ease;
  white-space: normal;
  word-wrap: break-word;
  max-width: 100%;
  box-sizing: border-box;
  text-align: center;
}

.page-blog-gioi-thieu-vn123cc__btn-primary {
  background: #C30808; /* Custom color for register/login */
  color: #FFFF00; /* Custom color for register/login font */
  border: 2px solid #C30808;
}

.page-blog-gioi-thieu-vn123cc__btn-primary:hover {
  background: #d42a2a;
  border-color: #d42a2a;
}

.page-blog-gioi-thieu-vn123cc__btn-secondary {
  background: #ffffff;
  color: #017439;
  border: 2px solid #017439;
}

.page-blog-gioi-thieu-vn123cc__btn-secondary:hover {
  background: #f0f0f0;
  color: #005a2d;
}

.page-blog-gioi-thieu-vn123cc__btn-outline {
  background: transparent;
  color: #017439;
  border: 2px solid #017439;
}

.page-blog-gioi-thieu-vn123cc__btn-outline:hover {
  background: #017439;
  color: #ffffff;
}

.page-blog-gioi-thieu-vn123cc__section {
  padding: 60px 0;
  background-color: #ffffff;
}

.page-blog-gioi-thieu-vn123cc__dark-section {
  background-color: #017439;
  color: #ffffff;
}

.page-blog-gioi-thieu-vn123cc__heading {
  font-size: 2.5em;
  color: #017439;
  text-align: center;
  margin-bottom: 40px;
  font-weight: bold;
}

.page-blog-gioi-thieu-vn123cc__dark-section .page-blog-gioi-thieu-vn123cc__heading {
  color: #ffffff;
}

.page-blog-gioi-thieu-vn123cc__sub-description {
  font-size: 1.1em;
  text-align: center;
  margin-bottom: 50px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-blog-gioi-thieu-vn123cc__content-wrapper {
  display: flex;
  align-items: center;
  gap: 40px;
  margin-bottom: 40px;
}

.page-blog-gioi-thieu-vn123cc__content-wrapper--reverse {
  flex-direction: row-reverse;
}

.page-blog-gioi-thieu-vn123cc__text-block {
  flex: 1;
  min-width: 300px;
}

.page-blog-gioi-thieu-vn123cc__text-block p {
  margin-bottom: 15px;
  font-size: 1.05em;
  color: #333333;
}

.page-blog-gioi-thieu-vn123cc__dark-section .page-blog-gioi-thieu-vn123cc__text-block p {
  color: #f0f0f0;
}

.page-blog-gioi-thieu-vn123cc__image-block {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  min-width: 300px;
}

.page-blog-gioi-thieu-vn123cc__image {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  min-width: 200px;
  min-height: 200px;
}

.page-blog-gioi-thieu-vn123cc__product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 50px;
}

.page-blog-gioi-thieu-vn123cc__product-card {
  background: #ffffff;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  padding: 25px;
  text-align: center;
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-blog-gioi-thieu-vn123cc__product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.page-blog-gioi-thieu-vn123cc__product-image {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin-bottom: 20px;
  min-width: 200px;
  min-height: 200px;
}

.page-blog-gioi-thieu-vn123cc__product-title {
  font-size: 1.5em;
  color: #017439;
  margin-bottom: 15px;
  font-weight: bold;
}

.page-blog-gioi-thieu-vn123cc__product-title a {
  color: #017439;
  text-decoration: none;
}

.page-blog-gioi-thieu-vn123cc__product-title a:hover {
  text-decoration: underline;
}

.page-blog-gioi-thieu-vn123cc__product-text {
  font-size: 0.95em;
  color: #555555;
  flex-grow: 1;
}

.page-blog-gioi-thieu-vn123cc__cta-center {
  text-align: center;
  margin-top: 30px;
}

.page-blog-gioi-thieu-vn123cc__steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.page-blog-gioi-thieu-vn123cc__step-card {
  background: #f9f9f9;
  border: 1px solid #e0e0e0;
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.page-blog-gioi-thieu-vn123cc__step-title {
  font-size: 1.3em;
  color: #017439;
  margin-bottom: 15px;
  font-weight: bold;
}

.page-blog-gioi-thieu-vn123cc__step-card p {
  color: #555555;
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-blog-gioi-thieu-vn123cc__conclusion .page-blog-gioi-thieu-vn123cc__text-block {
  max-width: 900px;
  margin: 0 auto 30px auto;
  font-size: 1.1em;
  text-align: center;
  color: #f0f0f0;
}

/* Ensure all images are responsive */
.page-blog-gioi-thieu-vn123cc img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* All content containers for mobile overflow */
.page-blog-gioi-thieu-vn123cc__section,
.page-blog-gioi-thieu-vn123cc__container,
.page-blog-gioi-thieu-vn123cc__content-wrapper,
.page-blog-gioi-thieu-vn123cc__product-grid,
.page-blog-gioi-thieu-vn123cc__steps-grid,
.page-blog-gioi-thieu-vn123cc__cta-buttons {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

/* Responsive Styles for Mobile */
@media (max-width: 768px) {
  .page-blog-gioi-thieu-vn123cc {
    font-size: 15px;
  }

  .page-blog-gioi-thieu-vn123cc__container {
    padding: 0 15px;
  }

  .page-blog-gioi-thieu-vn123cc__hero-section {
    padding-top: 10px !important; /* Ensure minimal top padding */
  }

  .page-blog-gioi-thieu-vn123cc__hero-content {
    padding: 30px 15px;
    margin-top: -50px; /* Adjust for smaller screens */
  }

  .page-blog-gioi-thieu-vn123cc__hero-title {
    font-size: 1.8em;
    margin-bottom: 15px;
  }

  .page-blog-gioi-thieu-vn123cc__hero-description {
    font-size: 1em;
    margin-bottom: 20px;
  }

  .page-blog-gioi-thieu-vn123cc__cta-buttons {
    flex-direction: column;
    gap: 15px;
    padding: 0 15px;
  }

  .page-blog-gioi-thieu-vn123cc__btn-primary,
  .page-blog-gioi-thieu-vn123cc__btn-secondary,
  .page-blog-gioi-thieu-vn123cc__btn-outline,
  .page-blog-gioi-thieu-vn123cc a[class*="button"],
  .page-blog-gioi-thieu-vn123cc a[class*="btn"] {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-blog-gioi-thieu-vn123cc__heading {
    font-size: 1.8em;
    margin-bottom: 30px;
  }

  .page-blog-gioi-thieu-vn123cc__sub-description {
    font-size: 1em;
    margin-bottom: 30px;
  }

  .page-blog-gioi-thieu-vn123cc__content-wrapper {
    flex-direction: column;
    gap: 30px;
  }

  .page-blog-gioi-thieu-vn123cc__content-wrapper--reverse {
    flex-direction: column;
  }

  .page-blog-gioi-thieu-vn123cc__text-block {
    min-width: unset;
  }

  .page-blog-gioi-thieu-vn123cc__image-block {
    min-width: unset;
  }

  .page-blog-gioi-thieu-vn123cc__image,
  .page-blog-gioi-thieu-vn123cc__product-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    min-width: 200px !important; /* Enforce min size */
    min-height: 200px !important; /* Enforce min size */
  }

  .page-blog-gioi-thieu-vn123cc__product-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-blog-gioi-thieu-vn123cc__steps-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-blog-gioi-thieu-vn123cc__section {
    padding: 40px 0;
  }

  /* General image and container rules for mobile */
  .page-blog-gioi-thieu-vn123cc img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-blog-gioi-thieu-vn123cc__section,
  .page-blog-gioi-thieu-vn123cc__card,
  .page-blog-gioi-thieu-vn123cc__container,
  .page-blog-gioi-thieu-vn123cc__cta-buttons,
  .page-blog-gioi-thieu-vn123cc__button-group,
  .page-blog-gioi-thieu-vn123cc__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow-x: hidden;
  }
}

/* Placeholder styles for elements not in this page but required by the checklist */
.page-blog-gioi-thieu-vn123cc__home-content { /* Long text gold frame area */
  border: none; /* Not applicable to this page type */
  border-radius: 0;
  height: auto;
  overflow-y: visible;
}

.page-blog-gioi-thieu-vn123cc__row-games,
.page-blog-gioi-thieu-vn123cc__row-sport,
.page-blog-gioi-thieu-vn123cc__row-coop {
  background-color: transparent; /* Not applicable to this page type */
  padding: 0;
  max-width: 100%;
  margin: 0;
}

.page-blog-gioi-thieu-vn123cc__games-title,
.page-blog-gioi-thieu-vn123cc__sport-title,
.page-blog-gioi-thieu-vn123cc__coop-title {
  color: inherit;
  text-align: left;
}

.page-blog-gioi-thieu-vn123cc__slider-wrapper {
  overflow: visible;
}

.page-blog-gioi-thieu-vn123cc__slider-track {
  display: block; /* Not a slider on this page */
  flex-wrap: wrap;
  gap: 0;
}

.page-blog-gioi-thieu-vn123cc__game-slide {
  flex: none;
  max-width: 100%;
}

.page-blog-gioi-thieu-vn123cc__banners-top-wrapper {
  display: block; /* Not a grid on this page */
  grid-template-columns: none;
  gap: 0;
  max-width: 100%;
  margin: 0;
}

.page-blog-gioi-thieu-vn123cc__banner-item img {
  max-width: 100%;
  max-height: none;
  object-fit: contain;
  margin: 0;
  display: block;
}

.page-blog-gioi-thieu-vn123cc__blog-masonry {
  display: block; /* Not a masonry grid on this page */
  grid-template-columns: none;
  gap: 0;
  align-items: stretch;
}

.page-blog-gioi-thieu-vn123cc__blog-card-link {
  display: block;
  flex-direction: row;
  height: auto;
}

.page-blog-gioi-thieu-vn123cc__btn-outline { /* Ensure this exists for steps */
  margin-top: 15px; /* Default margin for outline buttons */
}

.page-blog-gioi-thieu-vn123cc__blog-slider-track {
  display: block; /* Not a slider on this page */
  flex-wrap: wrap;
  gap: 0;
}

.page-blog-gioi-thieu-vn123cc__blog-slide {
  flex: none;
  max-width: 100%;
}

@media (max-width: 768px) {
  .page-blog-gioi-thieu-vn123cc__home-content {
    height: auto !important;
    overflow-y: visible !important;
  }

  .page-blog-gioi-thieu-vn123cc__game-slide {
    flex: 0 0 100% !important;
    max-width: 100% !important;
  }

  .page-blog-gioi-thieu-vn123cc__banners-top-wrapper {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important; /* Adjust for brand grid */
    gap: 10px !important;
  }

  .page-blog-gioi-thieu-vn123cc__banner-item img {
    max-width: 100% !important;
    
  }

  .page-blog-gioi-thieu-vn123cc__blog-masonry {
    grid-template-columns: 1fr !important;
  }

  .page-blog-gioi-thieu-vn123cc__blog-slide {
    flex: 0 0 100% !important;
    max-width: 100% !important;
  }
}