.page-ban-ca {
  max-width: 100%;
  overflow-x: hidden;
  font-family: 'Be Vietnam Pro', 'Segoe UI', Roboto, Arial, sans-serif;
  color: #333333;
  background-color: #FFFFFF;
  line-height: 1.6;
}

/* ===== HERO SECTION ===== */
.page-ban-ca__hero-section {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 10px;
  background: linear-gradient(135deg, #FFFFFF 0%, #f0f9ff 100%);
}

.page-ban-ca__hero-image-wrapper {
  width: 100%;
  border-radius: 16px;
  overflow: hidden;
}

.page-ban-ca__hero-image {
  width: 100%;
  height: auto;
  aspect-ratio: 17/5;
  object-fit: cover;
  display: block;
}

.page-ban-ca__hero-content {
  width: 100%;
  flex: 1;
  padding: 12px 4px;
}

.page-ban-ca__hero-title {
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  font-weight: 800;
  line-height: 1.3;
  color: #0a7ebd;
  margin: 0 0 8px 0;
  max-width: 600px;
  letter-spacing: -0.5px;
}

.page-ban-ca__hero-description {
  font-size: 1rem;
  font-weight: 400;
  color: #3a4f5f;
  margin: 0 0 20px 0;
  max-width: 620px;
}

.page-ban-ca__hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ===== BUTTON ===== */
.page-ban-ca__btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background-color 0.3s, color 0.3s, transform 0.2s ease;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

.page-ban-ca__btn--primary {
  background-color: #0477db;
  color: #FFFFFF;
}

.page-ban-ca__btn--primary:hover {
  background-color: #0361b3;
  transform: translateY(-2px);
}

.page-ban-ca__btn--secondary {
  background-color: #EA7C07;
  color: #FFFFFF;
}

.page-ban-ca__btn--secondary:hover {
  background-color: #c96705;
  transform: translateY(-2px);
}

/* ===== INTRO & SECTION ===== */
.page-ban-ca__intro-section {
  padding: 40px 20px;
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.page-ban-ca__section-title {
  font-size: clamp(1.6rem, 3vw, 2rem);
  font-weight: 800;
  color: #0a7ebd;
  margin-bottom: 20px;
  text-align: center;
  position: relative;
}

.page-ban-ca__section-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background: #26A9E0;
  border-radius: 4px;
  margin: 12px auto 0;
}

.page-ban-ca__intro-text, .page-ban-ca__cta-subtitle {
  font-size: 1.05rem;
  line-height: 1.7;
  color: #3a4f5f;
  margin-bottom: 16px;
}

.page-ban-ca__cta-subtitle {
  font-size: 1.3rem;
  max-width: 800px;
}

/* ===== FEATURE ===== */
.page-ban-ca__features-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 30px 20px;
}

.page-ban-ca__features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.page-ban-ca__feature-card {
  background-color: #FFFFFF;
  border-radius: 12px;
  padding: 28px 22px;
  border: 1px solid #e0f2fe;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
  text-align: left;
}

.page-ban-ca__feature-icon {
  font-size: 2.4rem;
  margin-bottom: 12px;
}

.page-ban-ca__feature-title {
  color: #0a7ebd;
  font-weight: 700;
  margin-bottom: 10px;
  font-size: clamp(1.1rem, 1.5vw, 1.4rem);
}

.page-ban-ca__feature-text {
  font-size: 0.98rem;
  color: #3a4f5f;
  line-height: 1.65;
}

/* ===== CTA BOX & SECTION ===== */
.page-ban-ca__cta-box {
  background: linear-gradient(135deg, #26A9E0 0%, #0477db 100%);
  border-radius: 16px;
  padding: 32px 28px;
  margin-top: 36px;
  text-align: center;
}

.page-ban-ca__cta-text {
  color: #FFFFFF;
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 20px;
}

.page-ban-ca__cta-section {
  background-color: #f0f9ff;
  padding: 50px 16px;
  text-align: center;
  border-top: 2px solid #BAE6FD;
}

.page-ban-ca__cta-title {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 900;
  color: #0a7ebd;
  margin-bottom: 16px;
}

.page-ban-ca__cta-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
}

/* ===== GUIDE ===== */
.page-ban-ca__guide-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 16px 48px;
}

.page-ban-ca__guide-inner {
  max-width: 1000px;
  margin: 0 auto;
  text-align: center;
}

.page-ban-ca__guide-inner > .page-ban-ca__section-title {
  margin-bottom: 24px;
}

.page-ban-ca__guide-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  text-align: left;
}

.page-ban-ca__guide-item {
  background-color: #FFFFFF;
  border-radius: 15px;
  overflow: hidden;
  border: 1px solid #f0f9ff;
  box-shadow: 0 4px 12px rgba(0,0,0,0.06);
  transition: transform 0.25s ease, box-shadow 0.25s;
}

.page-ban-ca__guide-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 14px 28px rgba(23, 142, 194, 0.15);
}

.page-ban-ca__guide-figure {
  margin: 0;
}

.page-ban-ca__guide-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-ban-ca__guide-heading {
  color: #26A9E0;
  font-size: 1.2rem;
  font-weight: 700;
  padding: 14px 18px 4px;
  margin: 0;
}

.page-ban-ca__guide-description {
  padding: 0 18px 18px;
  color: #3a4f5f;
  font-size: 0.95rem;
  margin: 0;
}

.page-ban-ca__guide-cta {
  margin-top: 32px;
}

/* ===== TIPS & FAQ ===== */
.page-ban-ca__tips-section {
  background: #FFFFFF;
  padding: 32px 16px;
}

.page-ban-ca__tips-inner {
  max-width: 800px;
  margin: 0 auto;
}

.page-ban-ca__faq-item {
  background: #f8fdff;
  border: 2px solid #d4eef7;
  border-radius: 14px;
  margin-bottom: 16px;
  overflow: auto;
  transition: background 0.25s;
}

.page-ban-ca__faq-item[open] {
  background: #FFFFFF;
}

.page-ban-ca__faq-question {
  cursor: pointer;
  padding: 16px;
  font-size: 1.1rem;
  font-weight: 700;
  color: #088ab0;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

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

.page-ban-ca__faq-toggle {
  font-size: 1.6rem;
  line-height: 1;
  font-weight: 300;
  user-select: none;
}

.page-ban-ca__faq-answer {
  padding: 0 18px 18px;
  color: #3a4f5f;
  font-size: 0.95rem;
}

.page-ban-ca__faq-answer p {
  margin: 0;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .page-ban-ca__hero-image { aspect-ratio: 2 / 1; }
  .page-ban-ca__features-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .page-ban-ca__hero-section {
    padding: 8px 8px 16px;
  }

  .page-ban-ca__hero-image {
    aspect-ratio: 3 / 2;
  }

  .page-ban-ca__hero-title {
    font-size: clamp(1.4rem, 5vw, 1.8rem);
    letter-spacing: -0.3px;
  }

  .page-ban-ca__hero-description {
    font-size: 0.96rem;
  }

  .page-ban-ca__hero-actions {
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
  }

  .page-ban-ca__btn {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
  }

  .page-ban-ca__cta-box,
  .page-ban-ca__btn { border-radius: 50px; }

  .page-ban-ca__features-grid {
    grid-template-columns: 1fr;
  }

  .page-ban-ca__feature-card {
    padding: 20px;
  }

  .page-ban-ca__guide-grid {
    grid-template-columns: 1fr;
  }

  .page-ban-ca__guide-figure img {
    max-width: 100% !important;
    height: auto !important;
  }

  .page-ban-ca__tips-section .page-ban-ca__faq-toggle {
    font-size: 1.4rem;
  }

  .page-ban-ca__cta-actions {
    flex-direction: column;
    width: 100%;
  }

  .page-ban-ca img {
    max-width: 100%;
    height: auto;
  }

  .page-ban-ca {
    overflow-x: hidden;
    max-width: 100%;
  }
}