.page-huong-dan {
  --main-color: #C61F1F;
  --accent-color: #E53030;
  --bg-color: #140C0C;
  --card-bg-color: #2A1212;
  --text-main-color: #FFF1E8;
  --border-color: #6A1E1E;
  --gold-color: #F3C54D;
  --deep-red-color: #7E0D0D;
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-main-color);
  background-color: var(--bg-color);
}

.page-huong-dan__section {
  padding: 40px 20px;
  max-width: 1200px;
  margin: 0 auto;
}

.page-huong-dan__dark-section {
  background-color: var(--card-bg-color);
  color: var(--text-main-color);
}

.page-huong-dan__hero-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 10px 20px 60px;
  background-color: var(--deep-red-color);
  color: var(--text-main-color);
}

.page-huong-dan__hero-content {
  max-width: 900px;
  margin-bottom: 30px;
}

.page-huong-dan__main-title {
  font-size: 3.2em;
  font-weight: bold;
  line-height: 1.2;
  margin-bottom: 15px;
  color: var(--gold-color);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.page-huong-dan__hero-description {
  font-size: 1.3em;
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-huong-dan__hero-image-wrapper {
  width: 100%;
  max-width: 1200px;
  margin-top: 20px;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

.page-huong-dan__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-huong-dan__section-title {
  font-size: 2.5em;
  color: var(--main-color);
  text-align: center;
  margin-bottom: 30px;
  font-weight: bold;
}

.page-huong-dan__section-title--light {
  color: var(--gold-color);
}

.page-huong-dan__intro-text p {
  font-size: 1.1em;
  margin-bottom: 15px;
  text-align: justify;
}

.page-huong-dan__step-by-step {
  display: flex;
  justify-content: space-around;
  gap: 20px;
  margin-top: 30px;
  flex-wrap: wrap;
}

.page-huong-dan__step-item {
  flex: 1;
  min-width: 280px;
  background-color: var(--bg-color);
  padding: 25px;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  text-align: center;
  border: 1px solid var(--border-color);
}

.page-huong-dan__step-title {
  font-size: 1.4em;
  color: var(--gold-color);
  margin-bottom: 10px;
}

.page-huong-dan__feature-list, .page-huong-dan__tips-list, .page-huong-dan__support-channels, .page-huong-dan__promotion-list, .page-huong-dan__security-features {
  max-width: 800px;
  margin: 30px auto;
}

.page-huong-dan__sub-title {
  font-size: 1.8em;
  color: var(--accent-color);
  margin-top: 40px;
  margin-bottom: 20px;
  text-align: center;
}

.page-huong-dan__sub-title--light {
  color: var(--gold-color);
}

.page-huong-dan ul,
.page-huong-dan ol {
  list-style-position: inside;
  padding-left: 20px;
  margin-bottom: 20px;
}

.page-huong-dan ul li,
.page-huong-dan ol li {
  margin-bottom: 10px;
  font-size: 1.1em;
}

.page-huong-dan__numbered-list--light li {
  color: var(--text-main-color);
}

.page-huong-dan__image-block {
  width: 100%;
  max-width: 800px;
  margin: 30px auto;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.page-huong-dan__content-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-huong-dan__game-category {
  background-color: var(--card-bg-color);
  padding: 30px;
  border-radius: 10px;
  margin-bottom: 40px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
  text-align: center;
  border: 1px solid var(--border-color);
}

.page-huong-dan__game-category p {
  font-size: 1.1em;
  margin-top: 20px;
  margin-bottom: 25px;
  text-align: justify;
}

.page-huong-dan__dark-bg-game {
  background-color: var(--deep-red-color);
  color: var(--text-main-color);
}

.page-huong-dan__cta-button {
  display: inline-block;
  background: linear-gradient(180deg, #FFB04A 0%, #D86A14 100%);
  color: #ffffff;
  padding: 15px 30px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: background 0.3s ease, transform 0.2s ease;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

.page-huong-dan__cta-button:hover {
  background: linear-gradient(180deg, #E5A040 0%, #C05C10 100%);
  transform: translateY(-2px);
}

.page-huong-dan__cta-button--centered {
  display: block;
  margin: 40px auto;
  text-align: center;
  max-width: 300px;
}

.page-huong-dan__cta-button--small {
  padding: 10px 20px;
  font-size: 1em;
  margin-top: 20px;
}

.page-huong-dan__cta-button--secondary {
  background: var(--main-color);
  color: var(--text-main-color);
  border: 2px solid var(--gold-color);
}

.page-huong-dan__cta-button--secondary:hover {
  background: var(--accent-color);
  transform: translateY(-2px);
}

.page-huong-dan__related-articles-section {
  padding: 60px 20px;
  background-color: var(--card-bg-color);
  color: var(--text-main-color);
}

.page-huong-dan__blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 40px;
}

.page-huong-dan__blog-card {
  background-color: var(--bg-color);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-color);
}

.page-huong-dan__blog-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

.page-huong-dan__blog-image {
  width: 100%;
  height: 225px;
  object-fit: cover;
  display: block;
}

.page-huong-dan__blog-title {
  font-size: 1.3em;
  color: var(--gold-color);
  padding: 15px;
  margin-bottom: 0;
  line-height: 1.4;
}

.page-huong-dan__blog-meta {
  font-size: 0.9em;
  color: #aaa;
  padding: 0 15px 10px;
}

.page-huong-dan__blog-excerpt {
  font-size: 1em;
  padding: 0 15px 20px;
  text-align: justify;
}

.page-huong-dan__read-more-button {
  display: inline-block;
  background-color: var(--main-color);
  color: var(--text-main-color);
  padding: 8px 15px;
  border-radius: 5px;
  text-decoration: none;
  font-size: 0.9em;
  margin: 0 15px 15px;
  transition: background-color 0.3s ease;
}

.page-huong-dan__read-more-button:hover {
  background-color: var(--accent-color);
}

/* General responsive styles for images and buttons */
.page-huong-dan img {
  max-width: 100%;
  height: auto;
  display: block;
}

.page-huong-dan__cta-button, .page-huong-dan__read-more-button {
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-huong-dan__cta-section {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

/* Responsive adjustments */
@media (max-width: 1024px) {
  .page-huong-dan__main-title {
    font-size: 2.8em;
  }

  .page-huong-dan__hero-description {
    font-size: 1.2em;
  }

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

  .page-huong-dan__sub-title {
    font-size: 1.5em;
  }

  .page-huong-dan__blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-huong-dan__step-by-step {
    flex-direction: column;
    align-items: center;
  }

  .page-huong-dan__step-item {
    width: 90%;
    max-width: 400px;
  }
}

@media (max-width: 768px) {
  /* Fixed header offset handling - if shared.css already sets padding-top on body, this should be small */
  .page-huong-dan__hero-section { 
    padding-top: 10px !important; 
    padding-bottom: 40px;
  }

  /* Placeholder for __hero-carousel-section (if it existed) as per checklist */
  .page-huong-dan__hero-carousel-section {
    padding-top: 10px !important; 
  }

  /* Placeholder for __guide-box, __guide-grid, __guide-card (if they existed) as per checklist */
  .page-huong-dan__guide-box {
    padding: 10px;
  }
  .page-huong-dan__guide-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
  }
  .page-huong-dan__guide-card {
    flex: 0 0 calc(50% - 5px);
    max-width: calc(50% - 5px);
    padding-top: 0 !important; /* Reset specific desktop padding */
  }
  .page-huong-dan__guide-card--pos-1, .page-huong-dan__guide-card--pos-2, .page-huong-dan__guide-card--pos-3, .page-huong-dan__guide-card--pos-4, .page-huong-dan__guide-card--pos-5 {
    padding-top: 0 !important;
  }
  .page-huong-dan__guide-card img {
    aspect-ratio: 250/350;
    object-fit: contain;
    width: 100%;
    height: auto;
  }

  /* Placeholder for __home-content-box, __home-content-inner (if they existed) as per checklist */
  .page-huong-dan__home-content-box {
    max-width: 100%;
    height: auto;
    padding: 10px;
    border-radius: 10px;
    box-shadow: none;
  }
  .page-huong-dan__home-content-inner {
    height: auto;
    overflow: visible;
  }

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

  .page-huong-dan__hero-description {
    font-size: 1em;
  }

  .page-huong-dan__section-title {
    font-size: 1.8em;
  }

  .page-huong-dan__sub-title {
    font-size: 1.3em;
  }

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

  .page-huong-dan__section {
    padding: 30px 15px;
  }

  .page-huong-dan__step-item {
    padding: 20px;
    min-width: unset;
    width: 100%;
  }

  .page-huong-dan__step-title {
    font-size: 1.2em;
  }

  .page-huong-dan__game-category {
    padding: 20px;
  }

  .page-huong-dan p, .page-huong-dan li {
    font-size: 1em;
  }

  /* Mobile image adaptive styles */
  .page-huong-dan img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  
  .page-huong-dan__section,
  .page-huong-dan__blog-card,
  .page-huong-dan__game-category,
  .page-huong-dan__hero-image-wrapper,
  .page-huong-dan__image-block {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-huong-dan__hero-image-wrapper, .page-huong-dan__image-block {
    padding-left: 0;
    padding-right: 0;
  }

  /* Mobile button adaptive styles */
  .page-huong-dan__cta-button,
  .page-huong-dan__read-more-button {
    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-huong-dan__cta-section {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
  .page-huong-dan__cta-button--centered {
    max-width: 100% !important;
  }
}