.page-ban-ca {
  font-family: 'Arial', sans-serif;
  color: var(--color-text-main);
  background-color: var(--color-bg);
  line-height: 1.6;
}

.page-ban-ca__article-wrap {
  max-width: 1150px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-ban-ca__hero-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 10px; /* Small top padding as per instruction */
  padding-bottom: 40px;
  background-color: var(--color-bg);
  position: relative;
  overflow: hidden;
}

.page-ban-ca__hero-image-wrap {
  width: 100%;
  max-width: 100%;
  overflow: hidden;
}

.page-ban-ca__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border-radius: 12px;
}

.page-ban-ca__hero-content {
  text-align: center;
  padding: 30px 20px;
  max-width: 900px;
  width: 100%;
  box-sizing: border-box;
  z-index: 1;
  position: relative;
}

.page-ban-ca__main-title {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-text-main);
  margin-bottom: 20px;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
  font-size: clamp(2.2rem, 4vw, 3.5rem);
}

.page-ban-ca__description {
  font-size: 1.15rem;
  color: var(--color-text-secondary);
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-ban-ca__cta-buttons {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
}

.page-ban-ca__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 8px;
  font-size: 1.1rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

.page-ban-ca__btn-primary {
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  color: #ffffff;
  border: 2px solid transparent;
  box-shadow: 0 4px 15px rgba(17, 168, 78, 0.4);
}

.page-ban-ca__btn-primary:hover {
  background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
  box-shadow: 0 6px 20px rgba(17, 168, 78, 0.6);
  transform: translateY(-2px);
}

.page-ban-ca__btn-secondary {
  background: #08160F;
  color: var(--color-glow);
  border: 2px solid var(--color-glow);
  box-shadow: 0 4px 15px rgba(87, 227, 141, 0.2);
}

.page-ban-ca__btn-secondary:hover {
  background: var(--color-glow);
  color: #08160F;
  box-shadow: 0 6px 20px rgba(87, 227, 141, 0.4);
  transform: translateY(-2px);
}

.page-ban-ca__section {
  padding: 60px 0;
  background-color: var(--color-bg);
}

.page-ban-ca__section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  color: var(--color-gold);
  text-align: center;
  margin-bottom: 40px;
  text-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
}

.page-ban-ca__text-block {
  font-size: 1.05rem;
  color: var(--color-text-secondary);
  margin-bottom: 25px;
  line-height: 1.7;
  text-align: justify;
}

.page-ban-ca__highlight {
  color: var(--color-glow);
  font-weight: 600;
}

.page-ban-ca__feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-ban-ca__feature-card {
  background-color: var(--color-card-bg);
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--color-border);
  transition: transform 0.3s ease;
}

.page-ban-ca__feature-card:hover {
  transform: translateY(-5px);
}

.page-ban-ca__feature-image {
  width: 100%;
  height: auto;
  max-height: 250px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
  min-width: 200px;
  min-height: 200px;
}

.page-ban-ca__feature-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text-main);
  margin-bottom: 15px;
}

.page-ban-ca__feature-description {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.page-ban-ca__game-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-ban-ca__game-card {
  background-color: var(--color-card-bg);
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.page-ban-ca__game-title {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-gold);
  margin-bottom: 15px;
}

.page-ban-ca__game-description {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 25px;
  flex-grow: 1;
}

.page-ban-ca__btn-play {
  margin-top: auto; /* Push button to bottom */
  background: linear-gradient(180deg, #57E38D 0%, #0A4B2C 100%);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(87, 227, 141, 0.4);
}

.page-ban-ca__btn-play:hover {
  background: linear-gradient(180deg, #0A4B2C 0%, #57E38D 100%);
  box-shadow: 0 6px 20px rgba(87, 227, 141, 0.6);
  transform: translateY(-2px);
}

.page-ban-ca__step-by-step {
  display: flex;
  flex-direction: column;
  gap: 40px;
  margin-top: 40px;
}

.page-ban-ca__step-item {
  background-color: var(--color-card-bg);
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--color-border);
}

.page-ban-ca__step-title {
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--color-gold);
  margin-bottom: 15px;
}

.page-ban-ca__step-description {
  font-size: 1.05rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}

.page-ban-ca__step-image {
  width: 100%;
  height: auto;
  max-height: 400px;
  object-fit: cover;
  border-radius: 8px;
  margin-top: 20px;
  min-width: 200px;
  min-height: 200px;
}

.page-ban-ca__cta-buttons--center {
  margin-top: 40px;
  text-align: center;
}

.page-ban-ca__strategy-list {
  list-style: none;
  padding: 0;
  margin-top: 40px;
}

.page-ban-ca__strategy-list li {
  background-color: var(--color-card-bg);
  border-radius: 12px;
  padding: 25px 30px;
  margin-bottom: 20px;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--color-border);
}

.page-ban-ca__strategy-item-title {
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--color-text-main);
  margin-bottom: 10px;
}

.page-ban-ca__strategy-item-description {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.page-ban-ca__promo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-ban-ca__promo-card {
  background-color: var(--color-card-bg);
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--color-border);
}

.page-ban-ca__promo-image {
  width: 100%;
  height: auto;
  max-height: 250px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
  min-width: 200px;
  min-height: 200px;
}

.page-ban-ca__promo-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text-main);
  margin-bottom: 15px;
}

.page-ban-ca__promo-description {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.page-ban-ca__download-section .page-ban-ca__image-figure {
  text-align: center;
  margin: 40px auto;
  max-width: 680px;
}

.page-ban-ca__download-section .page-ban-ca__image {
  width: 100%;
  height: auto;
  max-height: 400px;
  object-fit: contain;
  border-radius: 8px;
  min-width: 200px;
  min-height: 200px;
}

.page-ban-ca__image-caption {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  margin-top: 10px;
  line-height: 1.5;
}

.page-ban-ca__faq-list {
  margin-top: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-ban-ca__faq-item {
  background-color: var(--color-card-bg);
  border-radius: 12px;
  margin-bottom: 15px;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--color-border);
  transition: all 0.3s ease;
}

.page-ban-ca__faq-item[open] {
  background-color: var(--color-deep-green);
}

.page-ban-ca__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  cursor: pointer;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-text-main);
  list-style: none;
  position: relative;
}

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

.page-ban-ca__faq-qtext {
  flex-grow: 1;
}

.page-ban-ca__faq-toggle {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--color-gold);
  margin-left: 15px;
  transition: transform 0.3s ease;
}

.page-ban-ca__faq-item[open] .page-ban-ca__faq-toggle {
  transform: rotate(45deg);
  color: var(--color-glow);
}

.page-ban-ca__faq-answer {
  padding: 0 25px 20px;
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.page-ban-ca__conclusion-section .page-ban-ca__text-block {
  text-align: center;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

/* --- Responsive Styles --- */
@media (max-width: 1024px) {
  .page-ban-ca__hero-content {
    padding: 20px;
  }

  .page-ban-ca__main-title {
    font-size: clamp(2rem, 4.5vw, 3rem);
  }

  .page-ban-ca__description {
    font-size: 1.05rem;
  }

  .page-ban-ca__btn {
    padding: 12px 24px;
    font-size: 1rem;
  }

  .page-ban-ca__section {
    padding: 50px 0;
  }

  .page-ban-ca__section-title {
    font-size: clamp(1.6rem, 3.8vw, 2.5rem);
  }

  .page-ban-ca__feature-card,
  .page-ban-ca__game-card,
  .page-ban-ca__promo-card {
    padding: 25px;
  }

  .page-ban-ca__feature-title,
  .page-ban-ca__game-title,
  .page-ban-ca__promo-title {
    font-size: 1.4rem;
  }

  .page-ban-ca__step-title {
    font-size: 1.5rem;
  }

  .page-ban-ca__strategy-item-title {
    font-size: 1.3rem;
  }

  .page-ban-ca__faq-question {
    font-size: 1.05rem;
    padding: 18px 22px;
  }
}

@media (max-width: 768px) {
  /* 1. 顶区标题 + 双 CTA */
  .page-ban-ca__hero-section {
    padding-top: 10px !important; /* Enforce small top padding */
    padding-bottom: 30px;
  }

  .page-ban-ca__hero-content {
    padding: 20px 15px;
  }

  .page-ban-ca__main-title {
    font-size: clamp(1.8rem, 7vw, 2.5rem);
    margin-bottom: 15px;
  }

  .page-ban-ca__description {
    font-size: 1rem;
    margin-bottom: 25px;
  }

  .page-ban-ca__cta-buttons {
    flex-direction: column;
    gap: 10px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding: 0 15px;
  }

  .page-ban-ca__btn {
    padding: 12px 15px;
    font-size: 1rem;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  /* 2. 单栏长文容器 */
  .page-ban-ca__article-wrap {
    padding: 0 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-ban-ca__section {
    padding: 40px 0;
  }

  .page-ban-ca__section-title {
    font-size: clamp(1.5rem, 6vw, 2.2rem);
    margin-bottom: 30px;
  }

  .page-ban-ca__text-block {
    font-size: 0.95rem;
    margin-bottom: 20px;
  }

  .page-ban-ca__feature-grid,
  .page-ban-ca__game-card-grid,
  .page-ban-ca__promo-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 30px;
  }

  .page-ban-ca__feature-card,
  .page-ban-ca__game-card,
  .page-ban-ca__step-item,
  .page-ban-ca__promo-card,
  .page-ban-ca__strategy-list li,
  .page-ban-ca__faq-item {
    padding: 20px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-ban-ca__feature-title,
  .page-ban-ca__game-title,
  .page-ban-ca__promo-title {
    font-size: 1.3rem;
    margin-bottom: 10px;
  }

  /* 3. 通用图片与 figure */
  .page-ban-ca img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
    min-width: 200px !important;
    min-height: 200px !important;
  }

  .page-ban-ca__image-figure {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-ban-ca__image-caption {
    font-size: 0.85rem;
  }

  /* 4. 按钮与按钮容器 (already covered in top-cta) */
  .page-ban-ca__cta-buttons--center {
    margin-top: 30px;
    padding: 0 15px;
  }

  /* 5. 注册教程与 FAQ 区块 */
  .page-ban-ca__step-title {
    font-size: 1.4rem;
    margin-bottom: 10px;
  }

  .page-ban-ca__step-description {
    font-size: 0.9rem;
  }

  .page-ban-ca__strategy-item-title {
    font-size: 1.2rem;
  }

  .page-ban-ca__strategy-item-description {
    font-size: 0.9rem;
  }

  .page-ban-ca__faq-question {
    font-size: 1rem;
    padding: 15px 20px;
  }

  .page-ban-ca__faq-toggle {
    font-size: 1.3rem;
  }

  .page-ban-ca__faq-answer {
    font-size: 0.9rem;
    padding: 0 20px 15px;
  }
}