.page-index-rc88-brand-introduction {
  --primary-color: #FF0000;
  --secondary-color: #000000;
  --accent-color: #FFD700; /* Gold for highlights */
  --text-light: #FFFFFF;
  --text-dark: #333333;
  --bg-light: #F8F8F8;
  --bg-dark: #1A1A1A;
  --border-color: #E0E0E0;
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
}

.page-index-rc88-brand-introduction .container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-index-rc88-brand-introduction section {
  padding: 60px 0;
  text-align: center;
}

.page-index-rc88-brand-introduction section:nth-of-type(even) {
  background-color: var(--bg-light);
}

.page-index-rc88-brand-introduction h1,
.page-index-rc88-brand-introduction h2,
.page-index-rc88-brand-introduction h3 {
  color: var(--secondary-color);
  margin-bottom: 20px;
}

.page-index-rc88-brand-introduction h1 {
  font-size: 3.2em;
  color: var(--text-light);
}

.page-index-rc88-brand-introduction h2 {
  font-size: 2.5em;
  margin-top: 30px;
  margin-bottom: 40px;
  position: relative;
  padding-bottom: 15px;
}

.page-index-rc88-brand-introduction h2::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background-color: var(--primary-color);
  border-radius: 2px;
}

.page-index-rc88-brand-introduction h3 {
  font-size: 1.8em;
  color: var(--primary-color);
  margin-bottom: 15px;
}

.page-index-rc88-brand-introduction p {
  font-size: 1.1em;
  margin-bottom: 20px;
  color: var(--text-dark);
}

.page-index-rc88-brand-introduction a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-index-rc88-brand-introduction a:hover {
  color: var(--accent-color);
}

.page-index-rc88-brand-introduction .btn-small {
  display: inline-block;
  padding: 10px 25px;
  background-color: var(--primary-color);
  color: var(--text-light);
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, transform 0.3s ease;
  margin-top: 15px;
}

.page-index-rc88-brand-introduction .btn-small:hover {
  background-color: var(--secondary-color);
  transform: translateY(-2px);
}

/* Hero Section */
.page-index-rc88-brand-introduction .hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 20px;
  background-color: var(--bg-dark); /* Fallback for transparency */
}

.page-index-rc88-brand-introduction .hero-container {
  position: relative;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.page-index-rc88-brand-introduction .hero-image {
  width: 100%;
  margin-bottom: 30px;
}

.page-index-rc88-brand-introduction .hero-image img {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
  border-radius: 8px;
  object-fit: cover;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.page-index-rc88-brand-introduction .hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  width: 100%;
  color: var(--text-light);
}

.page-index-rc88-brand-introduction .hero-content p {
  color: var(--text-light);
  font-size: 1.2em;
  margin-top: 15px;
  margin-bottom: 30px;
}

.page-index-rc88-brand-introduction .cta-button {
  display: inline-block;
  padding: 18px 45px;
  background: var(--primary-color);
  color: var(--text-light);
  text-decoration: none;
  border-radius: 8px;
  font-size: 20px;
  font-weight: bold;
  margin-top: 30px;
  transition: all 0.3s ease;
  box-shadow: 0 5px 15px rgba(255, 0, 0, 0.4);
}

.page-index-rc88-brand-introduction .cta-button:hover {
  background: var(--accent-color);
  color: var(--secondary-color);
  transform: translateY(-5px) scale(1.02);
  box-shadow: 0 8px 20px rgba(255, 215, 0, 0.6);
}

/* Section Intro */
.page-index-rc88-brand-introduction .section-intro {
  background-color: var(--bg-light);
  color: var(--text-dark);
}

.page-index-rc88-brand-introduction .section-intro ul {
  list-style: none;
  padding: 0;
  margin-top: 30px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
}

.page-index-rc88-brand-introduction .section-intro ul li {
  background-color: var(--primary-color);
  color: var(--text-light);
  padding: 15px 25px;
  border-radius: 5px;
  font-weight: bold;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

/* Quick Links */
.page-index-rc88-brand-introduction .section-quick-links {
  background-color: var(--bg-dark);
  color: var(--text-light);
}

.page-index-rc88-brand-introduction .section-quick-links h2 {
  color: var(--text-light);
}

.page-index-rc88-brand-introduction .section-quick-links p {
  color: var(--text-light);
}

.page-index-rc88-brand-introduction .link-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-index-rc88-brand-introduction .quick-link-card {
  background-color: #2a2a2a;
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease, background-color 0.3s ease;
  color: var(--text-light);
  display: block;
}

.page-index-rc88-brand-introduction .quick-link-card:hover {
  transform: translateY(-10px);
  background-color: var(--primary-color);
  color: var(--text-light);
}

.page-index-rc88-brand-introduction .quick-link-card h3 {
  color: var(--accent-color);
  font-size: 1.5em;
  margin-bottom: 10px;
}

.page-index-rc88-brand-introduction .quick-link-card p {
  color: var(--text-light);
  font-size: 1em;
}

/* Games Section */
.page-index-rc88-brand-introduction .section-games {
  background-color: var(--bg-light);
}

.page-index-rc88-brand-introduction .game-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
  margin-top: 40px;
}

.page-index-rc88-brand-introduction .game-item {
  background-color: var(--text-light);
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  text-align: left;
  transition: transform 0.3s ease;
}

.page-index-rc88-brand-introduction .game-item:hover {
  transform: translateY(-10px);
}

.page-index-rc88-brand-introduction .game-img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  display: block;
}

.page-index-rc88-brand-introduction .game-item h3 {
  padding: 20px 20px 0;
  font-size: 1.6em;
  color: var(--secondary-color);
}

.page-index-rc88-brand-introduction .game-item p {
  padding: 0 20px;
  color: var(--text-dark);
  font-size: 1em;
}

.page-index-rc88-brand-introduction .game-item .btn-small {
  margin: 20px;
  display: inline-block;
}

/* Promotions Section */
.page-index-rc88-brand-introduction .section-promotions {
  background-color: var(--bg-dark);
  color: var(--text-light);
}

.page-index-rc88-brand-introduction .section-promotions h2,
.page-index-rc88-brand-introduction .section-promotions p {
  color: var(--text-light);
}

.page-index-rc88-brand-introduction .promo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-index-rc88-brand-introduction .promo-item {
  background-color: #2a2a2a;
  padding: 30px;
  border-radius: 10px;
  text-align: left;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  transition: background-color 0.3s ease, transform 0.3s ease;
}

.page-index-rc88-brand-introduction .promo-item:hover {
  background-color: #3a3a3a;
  transform: translateY(-5px);
}

.page-index-rc88-brand-introduction .promo-item h3 {
  color: var(--accent-color);
  font-size: 1.6em;
  margin-bottom: 15px;
}

.page-index-rc88-brand-introduction .promo-item p {
  color: var(--text-light);
  font-size: 1em;
}

.page-index-rc88-brand-introduction .btn-promo {
  display: inline-block;
  padding: 12px 30px;
  background-color: var(--primary-color);
  color: var(--text-light);
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  margin-top: 20px;
  transition: background-color 0.3s ease, transform 0.3s ease;
}

.page-index-rc88-brand-introduction .btn-promo:hover {
  background-color: var(--accent-color);
  color: var(--secondary-color);
  transform: translateY(-2px);
}

/* Safety & Support Section */
.page-index-rc88-brand-introduction .section-safety-support {
  background-color: var(--bg-light);
}

.page-index-rc88-brand-introduction .safety-support-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-index-rc88-brand-introduction .ss-item {
  background-color: var(--text-light);
  padding: 30px;
  border-radius: 10px;
  text-align: left;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.page-index-rc88-brand-introduction .ss-item h3 {
  color: var(--secondary-color);
  font-size: 1.6em;
  margin-bottom: 15px;
}

.page-index-rc88-brand-introduction .ss-item p {
  color: var(--text-dark);
  font-size: 1em;
}

.page-index-rc88-brand-introduction .ss-item ul {
  list-style: none;
  padding: 0;
  margin-top: 15px;
}

.page-index-rc88-brand-introduction .ss-item ul li {
  margin-bottom: 8px;
  color: var(--text-dark);
}

.page-index-rc88-brand-introduction .ss-item ul li a {
  color: var(--primary-color);
}

/* FAQ Section */
.page-index-rc88-brand-introduction .section-faq {
  background-color: var(--bg-dark);
  color: var(--text-light);
}

.page-index-rc88-brand-introduction .section-faq h2,
.page-index-rc88-brand-introduction .section-faq p {
  color: var(--text-light);
}

.page-index-rc88-brand-introduction .faq-list {
  margin-top: 40px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  text-align: left;
}

.page-index-rc88-brand-introduction .faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  overflow: hidden;
}

.page-index-rc88-brand-introduction .faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  background: #2a2a2a;
  color: var(--text-light);
  border: 1px solid #3a3a3a;
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.page-index-rc88-brand-introduction .faq-question:hover {
  background: #3a3a3a;
}

.page-index-rc88-brand-introduction .faq-question h3 {
  margin: 0;
  font-size: 1.3em;
  color: var(--accent-color);
}

.page-index-rc88-brand-introduction .faq-toggle {
  font-size: 24px;
  font-weight: bold;
  transition: transform 0.3s ease;
  color: var(--primary-color);
}

.page-index-rc88-brand-introduction .faq-item.active .faq-toggle {
  transform: rotate(45deg);
  color: var(--accent-color);
}

.page-index-rc88-brand-introduction .faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease-out, padding 0.4s ease-out;
  background: #1f1f1f;
  color: var(--text-light);
  padding: 0 25px;
  border-radius: 0 0 5px 5px;
}

.page-index-rc88-brand-introduction .faq-item.active .faq-answer {
  max-height: 500px; /* Sufficient height to contain content */
  padding: 20px 25px;
  border: 1px solid #3a3a3a;
  border-top: none;
}

.page-index-rc88-brand-introduction .faq-answer p {
  color: var(--text-light);
  margin-bottom: 0;
  font-size: 1em;
}

.page-index-rc88-brand-introduction .faq-answer a {
  color: var(--primary-color);
  font-weight: bold;
}

/* Blog Section */
.page-index-rc88-brand-introduction .section-blog {
  background-color: var(--bg-light);
}

.page-index-rc88-brand-introduction .blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-index-rc88-brand-introduction .blog-card {
  background-color: var(--text-light);
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  text-align: left;
  transition: transform 0.3s ease;
}

.page-index-rc88-brand-introduction .blog-card:hover {
  transform: translateY(-10px);
}

.page-index-rc88-brand-introduction .blog-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
}

.page-index-rc88-brand-introduction .blog-content {
  padding: 20px;
}

.page-index-rc88-brand-introduction .blog-content h3 {
  font-size: 1.5em;
  margin-top: 0;
  margin-bottom: 10px;
  color: var(--secondary-color);
}

.page-index-rc88-brand-introduction .blog-content h3 a {
  color: var(--secondary-color);
}

.page-index-rc88-brand-introduction .blog-content h3 a:hover {
  color: var(--primary-color);
}

.page-index-rc88-brand-introduction .blog-content p {
  font-size: 0.95em;
  color: var(--text-dark);
  margin-bottom: 15px;
}

.page-index-rc88-brand-introduction .read-more {
  color: var(--primary-color);
  font-weight: bold;
  display: inline-block;
  margin-top: 10px;
}

.page-index-rc88-brand-introduction .read-more:hover {
  color: var(--accent-color);
}

/* Responsive Design */
@media (max-width: 992px) {
  .page-index-rc88-brand-introduction h1 {
    font-size: 2.5em;
  }
  .page-index-rc88-brand-introduction h2 {
    font-size: 2em;
  }
  .page-index-rc88-brand-introduction h3 {
    font-size: 1.5em;
  }
  .page-index-rc88-brand-introduction .game-grid,
  .page-index-rc88-brand-introduction .promo-grid,
  .page-index-rc88-brand-introduction .safety-support-grid,
  .page-index-rc88-brand-introduction .blog-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
  .page-index-rc88-brand-introduction .hero-content p {
    font-size: 1.1em;
  }
  .page-index-rc88-brand-introduction .cta-button {
    padding: 15px 35px;
    font-size: 18px;
  }
  .page-index-rc88-brand-introduction .faq-question h3 {
    font-size: 1.2em;
  }
}

@media (max-width: 768px) {
  .page-index-rc88-brand-introduction section {
    padding: 40px 0;
  }
  .page-index-rc88-brand-introduction .container {
    padding: 0 15px;
  }
  .page-index-rc88-brand-introduction h1 {
    font-size: 2em;
  }
  .page-index-rc88-brand-introduction h2 {
    font-size: 1.8em;
  }
  .page-index-rc88-brand-introduction h3 {
    font-size: 1.3em;
  }
  .page-index-rc88-brand-introduction .hero-section {
    padding: 60px 15px;
  }
  .page-index-rc88-brand-introduction .hero-image {
    margin-bottom: 20px;
  }
  .page-index-rc88-brand-introduction .cta-button {
    padding: 12px 30px;
    font-size: 16px;
  }
  .page-index-rc88-brand-introduction .link-grid,
  .page-index-rc88-brand-introduction .game-grid,
  .page-index-rc88-brand-introduction .promo-grid,
  .page-index-rc88-brand-introduction .safety-support-grid,
  .page-index-rc88-brand-introduction .blog-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }
  .page-index-rc88-brand-introduction .quick-link-card h3 {
    font-size: 1.3em;
  }
  .page-index-rc88-brand-introduction .faq-question {
    padding: 15px 20px;
  }
  .page-index-rc88-brand-introduction .faq-answer {
    padding: 0 20px;
  }
  .page-index-rc88-brand-introduction .faq-item.active .faq-answer {
    padding: 15px 20px;
  }
}