.page-ban-ca {
  font-family: 'Arial', sans-serif;
  color: #333333; /* Default text color for light backgrounds */
  line-height: 1.6;
}

/* --- Hero Section --- */
.page-ban-ca__hero-section {
  position: relative;
  padding-top: 10px; /* Small top padding, body handles header offset */
  background: linear-gradient(180deg, #B71C1C 0%, #7A0E0E 100%); /* Deep Red background */
  color: #FFF5E1; /* Main text color for dark backgrounds */
  text-align: center;
  overflow: hidden;
}

.page-ban-ca__hero-image {
  width: 100%;
  max-height: 600px; /* Limit height for desktop hero */
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-ban-ca__hero-image img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover; /* Cover for desktop to fill space */
}

.page-ban-ca__hero-content {
  position: relative;
  z-index: 1;
  padding: 40px 20px 60px;
  max-width: 900px;
  margin: 0 auto;
}

.page-ban-ca__main-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem); /* Clamp for responsive H1 */
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 15px;
  color: #FFCC66; /* Glow color for main title */
  text-shadow: 0 0 15px rgba(255, 204, 102, 0.7);
}

.page-ban-ca__hero-description {
  font-size: 1.2rem;
  margin-bottom: 30px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  color: #FFF5E1;
}

.page-ban-ca__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 30px;
}

.page-ban-ca__btn-primary,
.page-ban-ca__btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 30px;
  border-radius: 50px;
  font-size: 1.1rem;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  min-width: 180px;
}

.page-ban-ca__btn-primary {
  background: linear-gradient(180deg, #FFD86A 0%, #E6B800 100%); /* Button gradient */
  color: #7A0E0E; /* Deep Red for button text */
  border: 2px solid #F4D34D; /* Gold border */
}

.page-ban-ca__btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
  background: linear-gradient(180deg, #E6B800 0%, #FFD86A 100%);
}

.page-ban-ca__btn-secondary {
  background: #D32F2F; /* Card BG color */
  color: #FFF5E1; /* Main text color */
  border: 2px solid #F2B544; /* Border color */
}

.page-ban-ca__btn-secondary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
  background: #C91F17; /* Primary color */
}

/* --- General Section Styles --- */
.page-ban-ca__section {
  padding: 60px 0;
}

.page-ban-ca__light-bg {
  background: #ffffff;
  color: #333333;
}

.page-ban-ca__dark-section {
  background: #B71C1C; /* Background color */
  color: #FFF5E1; /* Main text color */
}

.page-ban-ca__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-ban-ca__container--center {
  text-align: center;
}

.page-ban-ca__section-title {
  font-size: 2.2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 40px;
  color: #C91F17; /* Primary color */
}

.page-ban-ca__section-title--light {
  color: #FFCC66; /* Glow color */
  text-shadow: 0 0 10px rgba(255, 204, 102, 0.5);
}

.page-ban-ca__text-block {
  font-size: 1.05rem;
  margin-bottom: 20px;
  text-align: justify;
}

.page-ban-ca__text-block--light {
  color: #FFF5E1;
}

.page-ban-ca__highlight-text {
  color: #F4D34D; /* Gold color */
  font-weight: 600;
}

.page-ban-ca__image-wrapper {
  margin: 40px auto;
  text-align: center;
  max-width: 100%;
  overflow: hidden;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.page-ban-ca__image-wrapper img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 10px;
}

/* --- Features Grid --- */
.page-ban-ca__features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
  margin-bottom: 40px;
}

.page-ban-ca__feature-card {
  background: #D32F2F; /* Card BG color */
  color: #FFF5E1; /* Main text color */
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid #F2B544; /* Border color */
}

.page-ban-ca__feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

.page-ban-ca__card-title {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 15px;
  color: #FFCC66; /* Glow color */
}

.page-ban-ca__card-description {
  font-size: 1rem;
  line-height: 1.6;
}

/* --- Steps List / Strategy List --- */
.page-ban-ca__steps-list,
.page-ban-ca__strategy-list {
  list-style: none;
  padding: 0;
  margin-top: 30px;
}

.page-ban-ca__list-item {
  background: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 25px;
  margin-bottom: 20px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  color: #333333;
}

.page-ban-ca__dark-section .page-ban-ca__list-item {
  background: #C91F17; /* Primary color */
  color: #FFF5E1;
  border-color: #F2B544; /* Border color */
}

.page-ban-ca__list-item .page-ban-ca__list-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: #C91F17; /* Primary color */
}

.page-ban-ca__dark-section .page-ban-ca__list-item .page-ban-ca__list-title {
  color: #FFCC66; /* Glow color */
}

.page-ban-ca__list-item p {
  font-size: 1rem;
  line-height: 1.6;
}

/* --- FAQ Section --- */
.page-ban-ca__faq-list {
  margin-top: 40px;
}

details.page-ban-ca__faq-item {
  margin-bottom: 15px;
  border-radius: 8px;
  border: 1px solid #F2B544; /* Border color */
  overflow: hidden;
  background: #D32F2F; /* Card BG color */
  color: #FFF5E1; /* Main text color */
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}
details.page-ban-ca__faq-item summary.page-ban-ca__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
  background: #C91F17; /* Primary color */
  color: #FFF5E1;
}
details.page-ban-ca__faq-item summary.page-ban-ca__faq-question::-webkit-details-marker {
  display: none;
}
details.page-ban-ca__faq-item summary.page-ban-ca__faq-question:hover {
  background: #E53935; /* Secondary color */
}
.page-ban-ca__faq-qtext {
  flex: 1;
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: #FFCC66; /* Glow color */
}
.page-ban-ca__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: #FFF5E1; /* Main text color */
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}
details.page-ban-ca__faq-item .page-ban-ca__faq-answer {
  padding: 0 25px 25px;
  background: #D32F2F; /* Card BG color */
  border-radius: 0 0 8px 8px;
  color: #FFF5E1;
}
.page-ban-ca__faq-answer p {
  margin: 0;
  font-size: 1rem;
}

/* --- CTA Section --- */
.page-ban-ca__cta-section {
  padding: 80px 0;
  background: linear-gradient(135deg, #C91F17 0%, #7A0E0E 100%); /* Primary to Deep Red gradient */
  color: #FFF5E1;
}

/* --- General Image Sizing for Content --- */
.page-ban-ca img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* --- Responsive Styles --- */
@media (max-width: 1024px) {
  .page-ban-ca__main-title {
    font-size: clamp(2rem, 4.5vw, 3rem);
  }
  .page-ban-ca__hero-description {
    font-size: 1.1rem;
  }
  .page-ban-ca__section-title {
    font-size: 2rem;
  }
  .page-ban-ca__feature-card {
    padding: 25px;
  }
  .page-ban-ca__card-title {
    font-size: 1.3rem;
  }
  .page-ban-ca__list-item .page-ban-ca__list-title {
    font-size: 1.2rem;
  }
  details.page-ban-ca__faq-item summary.page-ban-ca__faq-question {
    padding: 15px 20px;
  }
  .page-ban-ca__faq-qtext {
    font-size: 1rem;
  }
  details.page-ban-ca__faq-item .page-ban-ca__faq-answer {
    padding: 0 20px 20px;
  }
}

@media (max-width: 768px) {
  /* HERO 主图区域 */
  .page-ban-ca__hero-section {
    padding-top: 10px;
  }
  .page-ban-ca__hero-image {
    max-height: none;
  }
  .page-ban-ca__hero-image img {
    object-fit: contain !important;
    aspect-ratio: unset !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-ban-ca__hero-content {
    padding: 30px 15px 40px;
  }
  .page-ban-ca__main-title {
    font-size: clamp(1.8rem, 8vw, 2.5rem);
    margin-bottom: 10px;
  }
  .page-ban-ca__hero-description {
    font-size: 1rem;
    margin-bottom: 20px;
  }
  
  /* 按钮与按钮容器 */
  .page-ban-ca__cta-buttons {
    flex-direction: column;
    gap: 15px;
    padding: 0 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-ban-ca__btn-primary,
  .page-ban-ca__btn-secondary {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding: 12px 20px;
    font-size: 1rem;
  }

  /* 通用图片与容器 */
  .page-ban-ca img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-ban-ca__container,
  .page-ban-ca__image-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow-x: hidden;
  }
  .page-ban-ca__section {
    padding: 40px 0;
  }
  .page-ban-ca__section-title {
    font-size: 1.8rem;
    margin-bottom: 30px;
  }
  .page-ban-ca__text-block {
    font-size: 0.95rem;
    text-align: left;
  }

  /* 产品展示图区域 (No gameshow for non-homepage) */
  .page-ban-ca__features-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 0 15px;
    max-width: 100%;
    width: 100%;
    box-sizing: border-box;
    overflow-x: hidden;
  }
  .page-ban-ca__feature-card {
    padding: 20px;
  }
  .page-ban-ca__card-title {
    font-size: 1.2rem;
  }
  
  /* 长文 SEO 区 */
  .page-ban-ca__article-body {
    padding: 0 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-ban-ca__list-item {
    padding: 20px;
  }
  .page-ban-ca__list-item .page-ban-ca__list-title {
    font-size: 1.1rem;
  }

  /* FAQ Section */
  details.page-ban-ca__faq-item {
    margin-bottom: 10px;
  }
  details.page-ban-ca__faq-item summary.page-ban-ca__faq-question {
    padding: 15px;
  }
  .page-ban-ca__faq-qtext {
    font-size: 15px;
  }
  .page-ban-ca__faq-toggle {
    font-size: 20px;
    width: 24px;
    height: 24px;
    margin-left: 10px;
  }
  details.page-ban-ca__faq-item .page-ban-ca__faq-answer {
    padding: 0 15px 15px;
  }

  .page-ban-ca__cta-section {
    padding: 60px 0;
  }
}