.page-resources-66b-platform-guide {
  --primary-color: #FFD700; /* Vàng sang trọng */
  --secondary-color: #8B0000; /* Đỏ đô mạnh mẽ */
  --text-dark: #333333;
  --text-light: #ffffff;
  --background-light: #f5f5f5;
  --background-dark: #222222;
  --border-color: #e0e0e0;
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
}

.page-resources-66b-platform-guide .container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

.page-resources-66b-platform-guide section {
  padding: 60px 0;
  text-align: center;
}

.page-resources-66b-platform-guide section:nth-of-type(odd) {
  background-color: var(--background-light);
}

.page-resources-66b-platform-guide h1,
.page-resources-66b-platform-guide h2 {
  color: var(--secondary-color);
  margin-bottom: 20px;
  font-size: 2.5em;
  font-weight: bold;
}

.page-resources-66b-platform-guide h3 {
  color: var(--text-dark);
  font-size: 1.8em;
  margin-bottom: 15px;
}

.page-resources-66b-platform-guide p {
  margin-bottom: 20px;
  font-size: 1.1em;
  color: var(--text-dark);
}

.page-resources-66b-platform-guide a {
  color: var(--secondary-color);
  text-decoration: none;
}

.page-resources-66b-platform-guide a:hover {
  text-decoration: underline;
}

/* Hero Section */
.page-resources-66b-platform-guide .hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
  background: linear-gradient(135deg, rgba(255, 215, 0, 0.1), rgba(139, 0, 0, 0.1)); /* Light gradient background */
}

.page-resources-66b-platform-guide .hero-container {
  position: relative;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.page-resources-66b-platform-guide .hero-image {
  width: 100%;
  margin-bottom: 30px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
  border-radius: 12px;
  overflow: hidden;
}

.page-resources-66b-platform-guide .hero-image img {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
  object-fit: cover;
  border-radius: 8px;
}

.page-resources-66b-platform-guide .hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  width: 100%;
}

.page-resources-66b-platform-guide .hero-content h1 {
  color: var(--secondary-color);
  font-size: 3.5em;
  margin-bottom: 15px;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

.page-resources-66b-platform-guide .hero-content p {
  font-size: 1.3em;
  color: var(--text-dark);
  max-width: 800px;
  margin: 0 auto 30px auto;
}

.page-resources-66b-platform-guide .cta-button {
  display: inline-block;
  padding: 18px 45px;
  background: var(--secondary-color);
  color: var(--text-light);
  text-decoration: none;
  border-radius: 8px;
  font-size: 1.2em;
  font-weight: bold;
  margin-top: 20px;
  transition: all 0.3s ease;
  box-shadow: 0 8px 20px rgba(139, 0, 0, 0.4);
}

.page-resources-66b-platform-guide .cta-button:hover {
  background: #a00000;
  transform: translateY(-3px);
  box-shadow: 0 12px 25px rgba(139, 0, 0, 0.5);
}

.page-resources-66b-platform-guide .button-small {
  display: inline-block;
  padding: 10px 25px;
  background: var(--primary-color);
  color: var(--text-dark);
  text-decoration: none;
  border-radius: 5px;
  font-size: 1em;
  font-weight: bold;
  transition: all 0.3s ease;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  margin-top: 10px;
}

.page-resources-66b-platform-guide .button-small:hover {
  background: #e6c200;
  transform: translateY(-1px);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.15);
}

/* Introduction Section */
.page-resources-66b-platform-guide .introduction-section {
  background-color: var(--background-light);
  padding: 80px 0;
}

.page-resources-66b-platform-guide .intro-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-resources-66b-platform-guide .intro-card {
  background: var(--text-light);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-resources-66b-platform-guide .intro-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
}

.page-resources-66b-platform-guide .intro-card img {
  width: 150px; /* Min size 200x200px, but for icons/features, this is illustrative. Actual images will be larger. */
  height: 150px;
  object-fit: contain;
  margin-bottom: 20px;
}

.page-resources-66b-platform-guide .intro-card h3 {
  color: var(--secondary-color);
  font-size: 1.5em;
}

.page-resources-66b-platform-guide .intro-card p {
  color: var(--text-dark);
  font-size: 1em;
}

/* Quick Access Section */
.page-resources-66b-platform-guide .quick-access-section {
  padding: 80px 0;
}

.page-resources-66b-platform-guide .access-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-resources-66b-platform-guide .step-item {
  background: var(--text-light);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  text-align: center;
}

.page-resources-66b-platform-guide .step-item h3 {
  color: var(--primary-color);
  font-size: 1.6em;
}

.page-resources-66b-platform-guide .quick-links ul {
  list-style: none;
  padding: 0;
  margin-top: 30px;
}

.page-resources-66b-platform-guide .quick-links li {
  margin-bottom: 10px;
}

.page-resources-66b-platform-guide .quick-links a {
  font-size: 1.1em;
  color: var(--secondary-color);
  font-weight: bold;
  display: block;
  padding: 10px 0;
  transition: color 0.3s ease;
}

.page-resources-66b-platform-guide .quick-links a:hover {
  color: var(--primary-color);
  text-decoration: none;
}

/* Games Section */
.page-resources-66b-platform-guide .games-section {
  background-color: var(--background-light);
  padding: 80px 0;
}

.page-resources-66b-platform-guide .game-categories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-resources-66b-platform-guide .game-card {
  background: var(--text-light);
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-resources-66b-platform-guide .game-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
}

.page-resources-66b-platform-guide .game-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 15px;
}

.page-resources-66b-platform-guide .game-card h3 {
  font-size: 1.4em;
  margin-bottom: 10px;
}

.page-resources-66b-platform-guide .game-card h3 a {
  color: var(--secondary-color);
}

.page-resources-66b-platform-guide .game-card h3 a:hover {
  color: var(--primary-color);
  text-decoration: none;
}

.page-resources-66b-platform-guide .game-card p {
  font-size: 0.95em;
  color: var(--text-dark);
  min-height: 70px; /* Ensure consistent card height */
}

/* Promotions Section */
.page-resources-66b-platform-guide .promotions-section {
  padding: 80px 0;
}

.page-resources-66b-platform-guide .promo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-resources-66b-platform-guide .promo-card {
  background: var(--text-light);
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-resources-66b-platform-guide .promo-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
}

.page-resources-66b-platform-guide .promo-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 15px;
}

.page-resources-66b-platform-guide .promo-card h3 {
  font-size: 1.4em;
  margin-bottom: 10px;
}

.page-resources-66b-platform-guide .promo-card h3 a {
  color: var(--secondary-color);
}

.page-resources-66b-platform-guide .promo-card h3 a:hover {
  color: var(--primary-color);
  text-decoration: none;
}

.page-resources-66b-platform-guide .promo-card p {
  font-size: 0.95em;
  color: var(--text-dark);
  min-height: 70px; /* Consistent card height */
}

/* Security & Support Section */
.page-resources-66b-platform-guide .security-support-section {
  background-color: var(--background-light);
  padding: 80px 0;
}

.page-resources-66b-platform-guide .security-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-resources-66b-platform-guide .security-item {
  background: var(--text-light);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  text-align: center;
}

.page-resources-66b-platform-guide .security-item h3 {
  color: var(--secondary-color);
  font-size: 1.5em;
}

/* FAQ Section */
.page-resources-66b-platform-guide .faq-section {
  padding: 80px 0;
}

.page-resources-66b-platform-guide .faq-list {
  max-width: 800px;
  margin: 40px auto 0 auto;
  text-align: left;
}

.page-resources-66b-platform-guide .faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  overflow: hidden;
}

.page-resources-66b-platform-guide .faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  background: var(--text-light);
  border: 1px solid var(--border-color);
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.page-resources-66b-platform-guide .faq-question:hover {
  background: #f0f0f0;
}

.page-resources-66b-platform-guide .faq-question h3 {
  margin: 0;
  font-size: 1.25em;
  color: var(--text-dark);
}

.page-resources-66b-platform-guide .faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: var(--secondary-color);
  transition: transform 0.3s ease;
}

.page-resources-66b-platform-guide .faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  padding: 0 20px;
  background: #f9f9f9;
  border-radius: 0 0 5px 5px;
  color: var(--text-dark);
}

.page-resources-66b-platform-guide .faq-item.active .faq-answer {
  max-height: 500px; /* Sufficient height to contain content */
  padding: 20px;
  border: 1px solid var(--border-color);
  border-top: none;
}

.page-resources-66b-platform-guide .faq-item.active .faq-toggle {
  transform: rotate(45deg);
}

.page-resources-66b-platform-guide .faq-answer p {
  margin-bottom: 0;
}

/* Blog Section */
.page-resources-66b-platform-guide .blog-section {
  background-color: var(--background-light);
  padding: 80px 0;
}

.page-resources-66b-platform-guide .blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-resources-66b-platform-guide .blog-card {
  background: var(--text-light);
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  text-align: left;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-resources-66b-platform-guide .blog-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
}

.page-resources-66b-platform-guide .blog-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 15px;
}

.page-resources-66b-platform-guide .blog-card h3 {
  font-size: 1.4em;
  margin-bottom: 10px;
  color: var(--secondary-color);
}

.page-resources-66b-platform-guide .blog-card h3 a {
  color: var(--secondary-color);
}

.page-resources-66b-platform-guide .blog-card h3 a:hover {
  color: var(--primary-color);
  text-decoration: none;
}

.page-resources-66b-platform-guide .blog-card p {
  font-size: 0.95em;
  color: var(--text-dark);
  min-height: 60px;
}

/* Final CTA Section */
.page-resources-66b-platform-guide .cta-final-section {
  background: var(--secondary-color);
  color: var(--text-light);
  padding: 80px 0;
}

.page-resources-66b-platform-guide .cta-final-section h2 {
  color: var(--primary-color);
  font-size: 3em;
}

.page-resources-66b-platform-guide .cta-final-section p {
  color: var(--text-light);
  font-size: 1.2em;
  max-width: 900px;
  margin: 0 auto 30px auto;
}

.page-resources-66b-platform-guide .cta-final-section .cta-button {
  background: var(--primary-color);
  color: var(--text-dark);
  box-shadow: 0 8px 20px rgba(255, 215, 0, 0.4);
}

.page-resources-66b-platform-guide .cta-final-section .cta-button:hover {
  background: #e6c200;
  box-shadow: 0 12px 25px rgba(255, 215, 0, 0.5);
}

/* Responsive Design */
@media (max-width: 992px) {
  .page-resources-66b-platform-guide .hero-content h1 {
    font-size: 2.8em;
  }

  .page-resources-66b-platform-guide h2 {
    font-size: 2em;
  }

  .page-resources-66b-platform-guide .cta-button {
    padding: 15px 35px;
    font-size: 1.1em;
  }
}

@media (max-width: 768px) {
  .page-resources-66b-platform-guide section {
    padding: 40px 0;
  }

  .page-resources-66b-platform-guide .hero-content h1 {
    font-size: 2.2em;
  }

  .page-resources-66b-platform-guide .hero-content p {
    font-size: 1.1em;
  }

  .page-resources-66b-platform-guide h2 {
    font-size: 1.8em;
  }

  .page-resources-66b-platform-guide h3 {
    font-size: 1.4em;
  }

  .page-resources-66b-platform-guide .intro-grid,
  .page-resources-66b-platform-guide .access-steps,
  .page-resources-66b-platform-guide .game-categories,
  .page-resources-66b-platform-guide .promo-grid,
  .page-resources-66b-platform-guide .security-grid,
  .page-resources-66b-platform-guide .blog-grid {
    grid-template-columns: 1fr;
  }

  .page-resources-66b-platform-guide .faq-question {
    padding: 15px 15px;
  }

  .page-resources-66b-platform-guide .faq-question h3 {
    font-size: 1.1em;
  }

  .page-resources-66b-platform-guide .faq-toggle {
    font-size: 20px;
  }

  .page-resources-66b-platform-guide .faq-answer {
    padding: 0 15px;
  }

  .page-resources-66b-platform-guide .faq-item.active .faq-answer {
    padding: 15px;
  }

  .page-resources-66b-platform-guide .cta-final-section h2 {
    font-size: 2.2em;
  }
}

@media (max-width: 480px) {
  .page-resources-66b-platform-guide .hero-content h1 {
    font-size: 1.8em;
  }

  .page-resources-66b-platform-guide .hero-content p {
    font-size: 1em;
  }

  .page-resources-66b-platform-guide .cta-button {
    padding: 12px 25px;
    font-size: 1em;
  }

  .page-resources-66b-platform-guide h2 {
    font-size: 1.5em;
  }

  .page-resources-66b-platform-guide .intro-card img {
    width: 100px;
    height: 100px;
  }

  .page-resources-66b-platform-guide .cta-final-section h2 {
    font-size: 1.8em;
  }
}