body {
  background-color: var(--bg-color, #08160F);
  color: var(--text-main, #F2FFF6);
}

.page-bnc {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  background-color: var(--bg-color, #08160F);
  color: var(--text-main, #F2FFF6);
}

.page-bnc__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-bnc__section-title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  text-align: center;
  margin-bottom: 40px;
  color: var(--text-main, #F2FFF6);
}

.page-bnc__section-description {
  font-size: 18px;
  text-align: center;
  margin-bottom: 30px;
  color: var(--text-secondary, #A7D9B8);
}

.page-bnc__btn-primary,
.page-bnc__btn-secondary {
  display: inline-block;
  padding: 14px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  text-align: center;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
}

.page-bnc__btn-primary {
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  color: #ffffff; /* Luôn dùng màu trắng cho nút chính */
  border: none;
}

.page-bnc__btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

.page-bnc__btn-secondary {
  background-color: transparent;
  color: var(--glow, #57E38D);
  border: 2px solid var(--border, #2E7A4E);
}

.page-bnc__btn-secondary:hover {
  background-color: rgba(46, 122, 78, 0.2);
  transform: translateY(-2px);
}

.page-bnc__image-content {
  display: block;
  margin: 40px auto;
  border-radius: 12px;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-bnc__dark-section {
  background-color: var(--card-bg, #11271B);
  padding: 60px 0;
}

/* Hero Section */
.page-bnc__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px 0 60px 0; /* body handles padding-top, this is for visual spacing */
  text-align: center;
  overflow: hidden;
  background-color: var(--deep-green, #0A4B2C);
}

.page-bnc__hero-image-wrapper {
  width: 100%;
  max-width: 100%;
  margin-bottom: 40px;
}

.page-bnc__hero-image {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: 0;
}

.page-bnc__hero-content {
  position: relative;
  z-index: 10;
  max-width: 900px;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-bnc__hero-title {
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 800;
  color: var(--text-main, #F2FFF6);
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-bnc__hero-description {
  font-size: clamp(18px, 2.5vw, 22px);
  color: var(--text-secondary, #A7D9B8);
  margin-bottom: 30px;
}

.page-bnc__hero-cta-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Intro Section */
.page-bnc__intro-section {
  padding: 60px 0;
  background-color: var(--bg-color, #08160F);
}

.page-bnc__text-block {
  font-size: 17px;
  color: var(--text-secondary, #A7D9B8);
  max-width: 900px;
  margin: 0 auto 30px auto;
  text-align: justify;
}

/* Features Section */
.page-bnc__features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  padding: 0 20px;
}

.page-bnc__feature-card,
.page-bnc__game-card,
.page-bnc__step-card {
  background-color: var(--card-bg, #11271B);
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border, #2E7A4E);
  color: var(--text-main, #F2FFF6);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
}

.page-bnc__card-image {
  width: 100%;
  height: 200px; /* Ensure minimum size */
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
}

.page-bnc__card-title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 15px;
  color: var(--text-main, #F2FFF6);
}

.page-bnc__feature-card p,
.page-bnc__game-card p {
  font-size: 16px;
  color: var(--text-secondary, #A7D9B8);
  margin-bottom: 0;
}

/* How To Play Section */
.page-bnc__how-to-play-section {
  padding: 60px 0;
  background-color: var(--bg-color, #08160F);
}

.page-bnc__how-to-play-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
  padding: 0 20px;
}

.page-bnc__step-card {
  background-color: var(--card-bg, #11271B);
  padding: 30px;
  border-radius: 12px;
  border: 1px solid var(--border, #2E7A4E);
  color: var(--text-main, #F2FFF6);
  position: relative;
  text-align: left;
  min-height: 250px;
}

.page-bnc__step-number {
  position: absolute;
  top: -15px;
  left: 20px;
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  color: #ffffff;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 700;
  border: 2px solid var(--bg-color, #08160F);
}

.page-bnc__step-card .page-bnc__card-title {
  margin-top: 20px;
  font-size: 20px;
}

.page-bnc__step-card p {
  font-size: 16px;
  color: var(--text-secondary, #A7D9B8);
}

/* Benefits Section */
.page-bnc__benefits-list {
  list-style: none;
  padding: 0;
  margin: 0 auto;
  max-width: 900px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 25px;
  padding: 0 20px;
}

.page-bnc__benefit-item {
  background-color: var(--bg-color, #08160F);
  border-radius: 10px;
  padding: 25px;
  border: 1px solid var(--divider, #1E3A2A);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  color: var(--text-main, #F2FFF6);
}

.page-bnc__benefit-item .page-bnc__card-title {
  font-size: 20px;
  margin-bottom: 10px;
  text-align: left;
}

.page-bnc__benefit-item p {
  font-size: 16px;
  color: var(--text-secondary, #A7D9B8);
  text-align: left;
}

/* Popular Games Section */
.page-bnc__popular-games-section {
  padding: 60px 0;
  background-color: var(--bg-color, #08160F);
}

.page-bnc__games-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  padding: 0 20px;
}

.page-bnc__game-card .page-bnc__btn-secondary {
  margin-top: 20px;
  width: auto;
  padding-left: 30px;
  padding-right: 30px;
}

/* Promotions Section */
.page-bnc__promotions-section {
  padding: 60px 0;
  text-align: center;
}

.page-bnc__promo-list {
  list-style: none;
  padding: 0;
  margin: 0 auto 40px auto;
  max-width: 800px;
  font-size: 18px;
  color: var(--text-secondary, #A7D9B8);
  text-align: left;
  padding-left: 20px;
  padding-right: 20px;
}

.page-bnc__promo-item {
  margin-bottom: 10px;
  position: relative;
  padding-left: 30px;
}

.page-bnc__promo-item::before {
  content: '★';
  color: var(--gold, #F2C14E);
  position: absolute;
  left: 0;
  top: 0;
}

/* FAQ Section */
.page-bnc__faq-section {
  padding: 60px 0;
  background-color: var(--bg-color, #08160F);
}

.page-bnc__faq-list {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-bnc__faq-item {
  background-color: var(--card-bg, #11271B);
  border: 1px solid var(--border, #2E7A4E);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  color: var(--text-main, #F2FFF6);
}

.page-bnc__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  cursor: pointer;
  font-weight: 600;
  font-size: 18px;
  color: var(--text-main, #F2FFF6);
  list-style: none; /* For details/summary */
}

.page-bnc__faq-question::-webkit-details-marker {
  display: none;
}

.page-bnc__faq-toggle {
  font-size: 24px;
  line-height: 1;
  transition: transform 0.3s ease;
}

.page-bnc__faq-item[open] .page-bnc__faq-toggle {
  transform: rotate(45deg);
}

.page-bnc__faq-answer {
  padding: 0 20px 20px 20px;
  font-size: 16px;
  color: var(--text-secondary, #A7D9B8);
}

.page-bnc__faq-answer p {
  margin: 0;
}

/* CTA Section */
.page-bnc__cta-section {
  padding: 80px 0;
  text-align: center;
}

.page-bnc__cta-section .page-bnc__btn-primary {
  margin-top: 30px;
  font-size: 20px;
  padding: 16px 40px;
}

/* Responsive Design */
@media (min-width: 769px) {
  .page-bnc__benefits-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .page-bnc__container {
    padding: 0 15px;
  }

  .page-bnc__hero-section {
    padding: 10px 0 40px 0;
  }

  .page-bnc__hero-title {
    font-size: 32px;
  }

  .page-bnc__hero-description {
    font-size: 16px;
  }

  .page-bnc__hero-cta-buttons {
    flex-direction: column;
    gap: 15px;
  }

  .page-bnc__btn-primary,
  .page-bnc__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px !important;
    padding-right: 15px !important;
  }

  .page-bnc__section-title {
    font-size: 26px;
    margin-bottom: 30px;
  }

  .page-bnc__section-description,
  .page-bnc__text-block p,
  .page-bnc__promo-list,
  .page-bnc__faq-answer p {
    font-size: 15px;
  }

  .page-bnc__card-image {
    height: auto;
    min-height: 200px;
  }

  .page-bnc img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-bnc__section,
  .page-bnc__card,
  .page-bnc__container,
  .page-bnc__hero-image-wrapper,
  .page-bnc__hero-content,
  .page-bnc__hero-cta-buttons,
  .page-bnc__features-grid,
  .page-bnc__how-to-play-grid,
  .page-bnc__games-grid,
  .page-bnc__faq-list {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-bnc__video-section {
    padding-top: 10px !important; /* body đã xử lý --header-offset, chỉ dùng padding nhỏ */
  }

  .page-bnc__video-container,
  .page-bnc__video-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
    overflow: hidden !important;
  }
  
  .page-bnc video,
  .page-bnc__video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-bnc__cta-section .page-bnc__btn-primary {
    font-size: 18px;
    padding: 14px 25px;
  }

  .page-bnc__feature-card,
  .page-bnc__game-card,
  .page-bnc__step-card,
  .page-bnc__benefit-item,
  .page-bnc__faq-item {
    padding: 20px;
  }

  .page-bnc__card-title {
    font-size: 20px;
  }
}

@media (max-width: 480px) {
  .page-bnc__hero-title {
    font-size: 28px;
  }

  .page-bnc__section-title {
    font-size: 24px;
  }

  .page-bnc__hero-cta-buttons {
    flex-direction: column;
  }

  .page-bnc__btn-primary,
  .page-bnc__btn-secondary {
    font-size: 16px;
    padding: 12px 20px;
  }

  .page-bnc__card-title {
    font-size: 18px;
  }
}