.page-blog-diem-noi-bat-nohu52 {
  font-family: 'Arial', sans-serif;
  color: #333333; /* Default text color for light body background */
  line-height: 1.6;
  background-color: #FFFFFF;
}

.page-blog-diem-noi-bat-nohu52__article-wrap {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-blog-diem-noi-bat-nohu52__top-section {
  background-color: #f0f8ff; /* Light blue background for top section */
  padding-bottom: 40px;
  text-align: center;
  padding-top: 10px; /* Small top padding */
}

.page-blog-diem-noi-bat-nohu52__main-title {
  font-size: clamp(28px, 4vw, 42px);
  color: #26A9E0;
  margin-bottom: 15px;
  font-weight: 700;
  line-height: 1.2;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.1);
}

.page-blog-diem-noi-bat-nohu52__intro-text {
  font-size: clamp(16px, 2vw, 18px);
  max-width: 700px;
  margin: 0 auto 30px auto;
  color: #555555;
}

.page-blog-diem-noi-bat-nohu52__top-cta {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
}

.page-blog-diem-noi-bat-nohu52__btn {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  white-space: normal;
  word-wrap: break-word;
  max-width: 100%;
  box-sizing: border-box;
  text-align: center;
}

.page-blog-diem-noi-bat-nohu52__btn--primary {
  background-color: #26A9E0;
  color: #FFFFFF;
  border: 2px solid #26A9E0;
}

.page-blog-diem-noi-bat-nohu52__btn--primary:hover {
  background-color: #1e87c0;
  border-color: #1e87c0;
}

.page-blog-diem-noi-bat-nohu52__btn--secondary {
  background-color: #FFFFFF;
  color: #26A9E0;
  border: 2px solid #26A9E0;
}

.page-blog-diem-noi-bat-nohu52__btn--secondary:hover {
  background-color: #e6f7ff;
  color: #1e87c0;
  border-color: #1e87c0;
}

.page-blog-diem-noi-bat-nohu52__content-section {
  padding: 40px 0;
  background-color: #FFFFFF;
}

.page-blog-diem-noi-bat-nohu52__heading {
  font-size: clamp(24px, 3vw, 36px);
  color: #26A9E0;
  margin-top: 40px;
  margin-bottom: 25px;
  font-weight: 700;
  text-align: center;
}

.page-blog-diem-noi-bat-nohu52__sub-heading {
  font-size: clamp(20px, 2.5vw, 28px);
  color: #000000;
  margin-top: 30px;
  margin-bottom: 15px;
  font-weight: 600;
}

.page-blog-diem-noi-bat-nohu52 p {
  margin-bottom: 20px;
  font-size: 17px;
  color: #333333;
}

.page-blog-diem-noi-bat-nohu52__figure {
  margin: 30px auto;
  text-align: center;
  max-width: 680px;
}

.page-blog-diem-noi-bat-nohu52__figure img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  margin: 0 auto;
}

.page-blog-diem-noi-bat-nohu52__figcaption {
  font-size: 15px;
  color: #666666;
  margin-top: 10px;
}

.page-blog-diem-noi-bat-nohu52__list {
  list-style-type: disc;
  margin-left: 25px;
  margin-bottom: 20px;
  color: #333333;
}

.page-blog-diem-noi-bat-nohu52__list li {
  margin-bottom: 10px;
  font-size: 17px;
}

.page-blog-diem-noi-bat-nohu52__list a {
  color: #26A9E0;
  text-decoration: none;
}

.page-blog-diem-noi-bat-nohu52__list a:hover {
  text-decoration: underline;
}

.page-blog-diem-noi-bat-nohu52__promo-box {
  background-color: #e6f7ff; /* Light blue background */
  border: 1px solid #26A9E0;
  border-radius: 10px;
  padding: 30px;
  margin: 40px auto;
  text-align: center;
  max-width: 700px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.page-blog-diem-noi-bat-nohu52__promo-title {
  font-size: clamp(20px, 2.5vw, 30px);
  color: #26A9E0;
  margin-bottom: 15px;
  font-weight: 700;
}

.page-blog-diem-noi-bat-nohu52__promo-box p {
  font-size: 17px;
  color: #555555;
  margin-bottom: 25px;
}

.page-blog-diem-noi-bat-nohu52__faq-section {
  margin-top: 40px;
  border-top: 1px solid #eee;
  padding-top: 20px;
}

.page-blog-diem-noi-bat-nohu52__faq-item {
  background-color: #f9f9f9;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
}

.page-blog-diem-noi-bat-nohu52__faq-question {
  font-size: 18px;
  font-weight: 600;
  color: #26A9E0;
  padding: 15px 20px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #e6f7ff;
  border-bottom: 1px solid #e0e0e0;
}

.page-blog-diem-noi-bat-nohu52__faq-question:hover {
  background-color: #d1edff;
}

.page-blog-diem-noi-bat-nohu52__faq-answer {
  padding: 0 20px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
  background-color: #ffffff;
  color: #555555;
}

.page-blog-diem-noi-bat-nohu52__faq-answer p {
  padding: 15px 0;
  margin: 0;
}

.page-blog-diem-noi-bat-nohu52__faq-item.active .page-blog-diem-noi-bat-nohu52__faq-answer {
  max-height: 500px; /* Adjust as needed for content length */
}

.page-blog-diem-noi-bat-nohu52__faq-question::after {
  content: '+';
  font-size: 20px;
  font-weight: bold;
  color: #26A9E0;
  transition: transform 0.3s ease;
}

.page-blog-diem-noi-bat-nohu52__faq-item.active .page-blog-diem-noi-bat-nohu52__faq-question::after {
  content: '-';
  transform: rotate(0deg);
}

/* --- Mobile Responsive Styles --- */
@media (max-width: 768px) {
  .page-blog-diem-noi-bat-nohu52__article-wrap {
    padding: 0 15px !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  /* 1. Top section title + dual CTA */
  .page-blog-diem-noi-bat-nohu52__top-section {
    padding-top: 10px !important;
    padding-bottom: 30px;
  }

  .page-blog-diem-noi-bat-nohu52__main-title {
    font-size: 32px;
  }

  .page-blog-diem-noi-bat-nohu52__intro-text {
    font-size: 16px;
    padding: 0 10px;
  }

  .page-blog-diem-noi-bat-nohu52__top-cta {
    flex-direction: column;
    gap: 10px;
    padding: 0 15px;
    width: 100%;
    box-sizing: border-box;
  }

  .page-blog-diem-noi-bat-nohu52__btn {
    max-width: 100% !important;
    width: 100% !important;
    padding: 12px 15px;
    font-size: 16px;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  /* 2. Single-column long text container */
  .page-blog-diem-noi-bat-nohu52__content-section {
    padding: 30px 0;
  }

  .page-blog-diem-noi-bat-nohu52__heading {
    font-size: 28px;
    margin-top: 30px;
    margin-bottom: 20px;
  }

  .page-blog-diem-noi-bat-nohu52__sub-heading {
    font-size: 22px;
    margin-top: 25px;
    margin-bottom: 10px;
  }

  .page-blog-diem-noi-bat-nohu52 p,
  .page-blog-diem-noi-bat-nohu52__list li {
    font-size: 16px;
    margin-bottom: 15px;
  }

  /* 3. General images and figures */
  .page-blog-diem-noi-bat-nohu52__figure {
    margin: 20px auto;
    width: 100%;
    box-sizing: border-box;
  }

  .page-blog-diem-noi-bat-nohu52__figure img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  /* Ensure all content containers are responsive */
  .page-blog-diem-noi-bat-nohu52__content-section,
  .page-blog-diem-noi-bat-nohu52__promo-box,
  .page-blog-diem-noi-bat-nohu52__faq-section {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  /* 4. Buttons and button containers (already covered by .page-blog-diem-noi-bat-nohu52__btn above) */
  .page-blog-diem-noi-bat-nohu52__promo-box .page-blog-diem-noi-bat-nohu52__btn {
    width: 100% !important;
  }

  /* 5. FAQ section readability */
  .page-blog-diem-noi-bat-nohu52__faq-question {
    font-size: 16px;
    padding: 12px 15px;
  }

  .page-blog-diem-noi-bat-nohu52__faq-answer p {
    font-size: 15px;
    padding: 10px 0;
  }

  .page-blog-diem-noi-bat-nohu52__promo-box {
    padding: 20px;
    margin: 30px auto;
  }

  .page-blog-diem-noi-bat-nohu52__promo-title {
    font-size: 24px;
  }

  .page-blog-diem-noi-bat-nohu52__promo-box p {
    font-size: 16px;
  }
}