.page-bnc {
  font-family: 'Arial', sans-serif;
  color: #F3F8FF; /* Text Main */
  line-height: 1.6;
  background-color: var(--deep-navy); /* Body background from shared.css */
}

.page-bnc__section {
  padding: 60px 20px;
  text-align: center;
}

.page-bnc__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
  box-sizing: border-box;
}

.page-bnc__section-title {
  font-size: 36px;
  color: #F3F8FF; /* Text Main */
  margin-bottom: 30px;
  font-weight: bold;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.page-bnc__text-block {
  font-size: 18px;
  color: #AFC4E8; /* Text Secondary */
  margin-bottom: 40px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

/* HERO Section */
.page-bnc__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
  padding-top: 10px; /* Small top padding, body handles --header-offset */
  background-color: var(--deep-navy);
  overflow: hidden;
}

.page-bnc__hero-container {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.page-bnc__hero-image {
  width: 100%;
  margin-bottom: 30px;
}

.page-bnc__hero-image img {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
  border-radius: 8px;
  object-fit: cover;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
}

.page-bnc__hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  width: 100%;
}

.page-bnc__main-title {
  font-size: clamp(28px, 4vw, 48px); /* Using clamp for responsive H1 */
  color: #F3F8FF;
  font-weight: 700;
  margin-bottom: 15px;
  line-height: 1.2;
  text-shadow: 0 4px 8px rgba(0, 0, 0, 0.4);
}

.page-bnc__hero-description {
  font-size: 20px;
  color: #AFC4E8;
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-bnc__cta-button {
  display: inline-block;
  padding: 15px 40px;
  background: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%); /* Button color */
  color: #ffffff;
  text-decoration: none;
  border-radius: 5px;
  font-size: 18px;
  font-weight: bold;
  margin-top: 30px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
  border: none;
}

.page-bnc__cta-button:hover {
  background: linear-gradient(180deg, #1144A6 0%, #2B73F6 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.6);
}

/* Overview Section */
.page-bnc__overview {
  background-color: var(--deep-navy);
}

.page-bnc__feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.page-bnc__feature-item {
  background-color: #10233F; /* Card BG */
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  border: 1px solid #244D84; /* Border */
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-bnc__feature-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
}

.page-bnc__feature-item img {
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: 8px;
  margin-bottom: 20px;
  object-fit: cover;
}

.page-bnc__feature-title {
  font-size: 24px;
  color: #F3F8FF; /* Text Main */
  margin-bottom: 15px;
  font-weight: 600;
}

.page-bnc__feature-description {
  font-size: 16px;
  color: #AFC4E8; /* Text Secondary */
}

/* Benefits Section */
.page-bnc__benefits {
  background-color: #08162B; /* Deep Navy */
}

.page-bnc__benefit-list {
  list-style: none;
  padding: 0;
  margin-top: 40px;
  text-align: left;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-bnc__benefit-item {
  background-color: #10233F; /* Card BG */
  margin-bottom: 20px;
  padding: 25px;
  border-radius: 8px;
  border: 1px solid #244D84; /* Border */
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
  font-size: 18px;
  color: #AFC4E8; /* Text Secondary */
}

.page-bnc__benefit-item strong {
  color: #F3F8FF; /* Text Main */
  font-weight: 700;
}

/* Game Halls Section */
.page-bnc__game-halls {
  background-color: var(--deep-navy);
}

.page-bnc__hall-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.page-bnc__hall-card {
  background-color: #10233F; /* Card BG */
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  border: 1px solid #244D84; /* Border */
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-bnc__hall-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
}

.page-bnc__hall-card img {
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: 8px;
  margin-bottom: 15px;
  object-fit: cover;
}

.page-bnc__hall-title {
  font-size: 22px;
  color: #F3F8FF; /* Text Main */
  margin-bottom: 10px;
  font-weight: 600;
}

.page-bnc__hall-description {
  font-size: 16px;
  color: #AFC4E8; /* Text Secondary */
}

/* Strategy Guide Section */
.page-bnc__strategy-guide {
  background-color: #08162B; /* Deep Navy */
}

.page-bnc__strategy-content {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  align-items: flex-start;
  margin-top: 50px;
  text-align: left;
}

.page-bnc__strategy-text {
  flex: 2;
  min-width: 300px;
}

.page-bnc__strategy-image {
  flex: 1;
  min-width: 300px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-bnc__strategy-image img {
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
  object-fit: cover;
}

.page-bnc__strategy-subtitle {
  font-size: 24px;
  color: #F3F8FF; /* Text Main */
  margin-top: 30px;
  margin-bottom: 15px;
  font-weight: 600;
}

.page-bnc__strategy-text p {
  font-size: 17px;
  color: #AFC4E8; /* Text Secondary */
  margin-bottom: 15px;
}

/* Promotions Section */
.page-bnc__promotions {
  background-color: var(--deep-navy);
}

.page-bnc__promo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.page-bnc__promo-card {
  background-color: #10233F; /* Card BG */
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  border: 1px solid #244D84; /* Border */
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-bnc__promo-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
}

.page-bnc__promo-card img {
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: 8px;
  margin-bottom: 20px;
  object-fit: cover;
}

.page-bnc__promo-title {
  font-size: 24px;
  color: #F3F8FF; /* Text Main */
  margin-bottom: 15px;
  font-weight: 600;
}

.page-bnc__promo-description {
  font-size: 16px;
  color: #AFC4E8; /* Text Secondary */
  margin-bottom: 25px;
}

.page-bnc__btn-primary {
  display: inline-block;
  padding: 12px 25px;
  background: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%); /* Button color */
  color: #ffffff;
  text-decoration: none;
  border-radius: 5px;
  font-size: 16px;
  font-weight: bold;
  transition: all 0.3s ease;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  border: none;
}

.page-bnc__btn-primary:hover {
  background: linear-gradient(180deg, #1144A6 0%, #2B73F6 100%);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}

/* Security & Support Section */
.page-bnc__security-support {
  background-color: #08162B; /* Deep Navy */
}

.page-bnc__info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 50px;
  text-align: left;
}

.page-bnc__info-item {
  background-color: #10233F; /* Card BG */
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  border: 1px solid #244D84; /* Border */
}

.page-bnc__info-title {
  font-size: 24px;
  color: #F3F8FF; /* Text Main */
  margin-bottom: 15px;
  font-weight: 600;
}

.page-bnc__info-item p {
  font-size: 17px;
  color: #AFC4E8; /* Text Secondary */
  margin-bottom: 20px;
}

.page-bnc__btn-secondary {
  display: inline-block;
  padding: 12px 25px;
  background: transparent;
  color: #2B73F6; /* Primary brand color for text */
  border: 2px solid #2B73F6;
  text-decoration: none;
  border-radius: 5px;
  font-size: 16px;
  font-weight: bold;
  transition: all 0.3s ease;
}

.page-bnc__btn-secondary:hover {
  background: #2B73F6;
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}

/* FAQ Section */
.page-bnc__faq {
  background-color: var(--deep-navy);
}

.page-bnc__faq-list {
  margin-top: 50px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  text-align: left;
}

details.page-bnc__faq-item {
  margin-bottom: 15px;
  border-radius: 8px;
  border: 1px solid #244D84; /* Border */
  overflow: hidden;
  background: #10233F; /* Card BG */
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
}

details.page-bnc__faq-item summary.page-bnc__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
}

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

details.page-bnc__faq-item summary.page-bnc__faq-question:hover {
  background: #1D5FD1; /* Auxiliary color for hover */
}

.page-bnc__faq-qtext {
  flex: 1;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  color: #F3F8FF; /* Text Main */
  text-align: left;
}

.page-bnc__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: #F3F8FF; /* Text Main */
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}

details.page-bnc__faq-item .page-bnc__faq-answer {
  padding: 0 20px 20px;
  background: #08162B; /* Deep Navy */
  border-radius: 0 0 8px 8px;
  font-size: 17px;
  color: #AFC4E8; /* Text Secondary */
  text-align: left;
}

/* Final CTA Section */
.page-bnc__cta-final {
  background: linear-gradient(135deg, #113B7A, #1D5FD1); /* Blend main and auxiliary color */
  padding: 80px 20px;
}

.page-bnc__cta-content {
  max-width: 900px;
}

.page-bnc__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-bnc__section-title {
    font-size: 32px;
  }
  .page-bnc__text-block {
    font-size: 17px;
  }
  .page-bnc__hero-description {
    font-size: 18px;
  }
}

@media (max-width: 768px) {
  .page-bnc__hero-section {
    padding-top: 10px !important;
    padding-bottom: 40px;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-bnc__main-title {
    font-size: clamp(24px, 6vw, 36px);
  }
  .page-bnc__hero-description {
    font-size: 16px;
    margin-bottom: 20px;
  }
  .page-bnc__cta-button {
    padding: 12px 30px;
    font-size: 16px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }
  .page-bnc__section {
    padding: 40px 15px;
  }
  .page-bnc__section-title {
    font-size: 28px;
  }
  .page-bnc__text-block {
    font-size: 16px;
  }
  .page-bnc__feature-grid, .page-bnc__hall-grid, .page-bnc__promo-grid, .page-bnc__info-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .page-bnc__strategy-content {
    flex-direction: column;
    gap: 30px;
  }
  .page-bnc__strategy-subtitle {
    font-size: 20px;
  }
  .page-bnc__strategy-text p {
    font-size: 16px;
  }
  .page-bnc__faq-qtext {
    font-size: 16px;
  }
  details.page-bnc__faq-item summary.page-bnc__faq-question {
    padding: 15px;
  }
  details.page-bnc__faq-item .page-bnc__faq-answer {
    padding: 0 15px 15px;
  }
  .page-bnc__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }
  .page-bnc__cta-buttons a {
    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;
  }
  /* Mobile image adaptation */
  .page-bnc img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-bnc__section, .page-bnc__card, .page-bnc__container, .page-bnc__promo-card, .page-bnc__hall-card, .page-bnc__feature-item, .page-bnc__info-item {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  /* Content area images must not be smaller than 200px */
  .page-bnc img {
    min-width: 200px;
    min-height: 200px;
  }
  .page-bnc__hero-image img {
    min-width: unset;
    min-height: unset;
  }
}

@media (max-width: 480px) {
  .page-bnc__section-title {
    font-size: 24px;
  }
  .page-bnc__feature-title, .page-bnc__hall-title, .page-bnc__promo-title, .page-bnc__info-title, .page-bnc__strategy-subtitle {
    font-size: 20px;
  }
  .page-bnc__text-block, .page-bnc__hero-description, .page-bnc__feature-description, .page-bnc__hall-description, .page-bnc__promo-description, .page-bnc__info-item p, .page-bnc__strategy-text p, .page-bnc__faq-qtext, details.page-bnc__faq-item .page-bnc__faq-answer {
    font-size: 15px;
  }
  .page-bnc__cta-button, .page-bnc__btn-primary, .page-bnc__btn-secondary {
    font-size: 15px;
  }
}