.page-blog-what-is-8s97-nha-cai {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #F2FFF6; /* Text Main */
  background-color: #08160F; /* Background */
}

.page-blog-what-is-8s97-nha-cai__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-blog-what-is-8s97-nha-cai__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 */
  min-height: 500px;
  overflow: hidden;
}

.page-blog-what-is-8s97-nha-cai__hero-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.page-blog-what-is-8s97-nha-cai__hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  background: rgba(0, 0, 0, 0.5); /* Semi-transparent overlay for text readability */
  padding: 30px;
  border-radius: 10px;
}

.page-blog-what-is-8s97-nha-cai__main-title {
  font-size: clamp(2em, 5vw, 3.5em); /* Responsive font size */
  font-weight: 700;
  color: #F2FFF6; /* Text Main */
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-blog-what-is-8s97-nha-cai__hero-description {
  font-size: 1.1em;
  color: #A7D9B8; /* Text Secondary */
  margin-bottom: 30px;
}

.page-blog-what-is-8s97-nha-cai__cta-button {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  font-size: 1.1em;
  font-weight: bold;
  text-decoration: none;
  transition: background-color 0.3s ease, transform 0.3s ease;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-blog-what-is-8s97-nha-cai__btn-primary {
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  color: #ffffff; /* White text for primary button */
  border: none;
}

.page-blog-what-is-8s97-nha-cai__btn-primary:hover {
  transform: translateY(-2px);
  opacity: 0.9;
}

.page-blog-what-is-8s97-nha-cai__btn-secondary {
  background: #11271B; /* Card BG */
  color: #F2FFF6; /* Text Main */
  border: 2px solid #2E7A4E; /* Border */
  margin-left: 15px;
}

.page-blog-what-is-8s97-nha-cai__btn-secondary:hover {
  transform: translateY(-2px);
  background-color: #1E3A2A; /* Divider */
}

.page-blog-what-is-8s97-nha-cai__section {
  padding: 60px 0;
}

.page-blog-what-is-8s97-nha-cai__section-title {
  font-size: 2.5em;
  font-weight: 700;
  color: #F2FFF6; /* Text Main */
  text-align: center;
  margin-bottom: 40px;
  position: relative;
}

.page-blog-what-is-8s97-nha-cai__section-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, #2AD16F, #13994A);
  margin: 10px auto 0;
  border-radius: 2px;
}

.page-blog-what-is-8s97-nha-cai__paragraph {
  font-size: 1.05em;
  color: #A7D9B8; /* Text Secondary */
  margin-bottom: 20px;
}

.page-blog-what-is-8s97-nha-cai__paragraph--center {
  text-align: center;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-blog-what-is-8s97-nha-cai__content-wrapper {
  display: flex;
  gap: 40px;
  align-items: center;
}

.page-blog-what-is-8s97-nha-cai__text-block {
  flex: 1;
}

.page-blog-what-is-8s97-nha-cai__image-block {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-blog-what-is-8s97-nha-cai__image {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  min-width: 200px;
  min-height: 200px;
}

.page-blog-what-is-8s97-nha-cai__sub-title {
  font-size: 1.8em;
  color: #F2FFF6; /* Text Main */
  margin-top: 30px;
  margin-bottom: 15px;
}

.page-blog-what-is-8s97-nha-cai__dark-bg {
  background-color: #0A4B2C; /* Deep Green */
}

.page-blog-what-is-8s97-nha-cai__services-grid,
.page-blog-what-is-8s97-nha-cai__advantages-grid,
.page-blog-what-is-8s97-nha-cai__guide-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-blog-what-is-8s97-nha-cai__card {
  background-color: #11271B; /* Card BG */
  border-radius: 10px;
  padding: 30px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: transform 0.3s ease;
  border: 1px solid #2E7A4E; /* Border */
}

.page-blog-what-is-8s97-nha-cai__card:hover {
  transform: translateY(-5px);
}

.page-blog-what-is-8s97-nha-cai__card-title {
  font-size: 1.5em;
  color: #F2FFF6; /* Text Main */
  margin-bottom: 15px;
}

.page-blog-what-is-8s97-nha-cai__card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 15px;
  min-width: 200px;
  min-height: 200px;
}

.page-blog-what-is-8s97-nha-cai__card-description {
  color: #A7D9B8; /* Text Secondary */
  font-size: 0.95em;
  flex-grow: 1;
  margin-bottom: 20px;
}

.page-blog-what-is-8s97-nha-cai__card-link {
  display: inline-block;
  color: #2AD16F; /* Primary button start color */
  text-decoration: none;
  font-weight: bold;
  margin-top: auto;
  transition: color 0.3s ease;
}

.page-blog-what-is-8s97-nha-cai__card-link:hover {
  color: #57E38D; /* Glow */
}

.page-blog-what-is-8s97-nha-cai__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
  flex-wrap: wrap;
}

.page-blog-what-is-8s97-nha-cai__faq-list {
  margin-top: 30px;
}

.page-blog-what-is-8s97-nha-cai__faq-item {
  background-color: #11271B; /* Card BG */
  border: 1px solid #2E7A4E; /* Border */
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
}

.page-blog-what-is-8s97-nha-cai__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  font-size: 1.2em;
  font-weight: bold;
  color: #F2FFF6; /* Text Main */
  cursor: pointer;
  list-style: none;
  transition: background-color 0.3s ease;
}

.page-blog-what-is-8s97-nha-cai__faq-question::-webkit-details-marker {
  display: none;
}

.page-blog-what-is-8s97-nha-cai__faq-question:hover {
  background-color: #1E3A2A; /* Divider */
}

.page-blog-what-is-8s97-nha-cai__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  color: #2AD16F; /* Primary button start color */
}

.page-blog-what-is-8s97-nha-cai__faq-answer {
  padding: 0 20px 20px;
  color: #A7D9B8; /* Text Secondary */
  font-size: 1em;
  transition: max-height 0.3s ease-out, opacity 0.3s ease-out;
}

.page-blog-what-is-8s97-nha-cai__faq-answer p {
  margin-bottom: 10px;
}

.page-blog-what-is-8s97-nha-cai__faq-item[open] .page-blog-what-is-8s97-nha-cai__faq-answer {
  max-height: 1000px; /* Adjust as needed */
  opacity: 1;
}

.page-blog-what-is-8s97-nha-cai__faq-item:not([open]) .page-blog-what-is-8s97-nha-cai__faq-answer {
  max-height: 0;
  opacity: 0;
  padding-top: 0;
  padding-bottom: 0;
}

.page-blog-what-is-8s97-nha-cai__faq-item[open] .page-blog-what-is-8s97-nha-cai__faq-toggle {
  content: '−';
}

/* Responsive Styles */
@media (max-width: 992px) {
  .page-blog-what-is-8s97-nha-cai__content-wrapper {
    flex-direction: column;
    text-align: center;
  }

  .page-blog-what-is-8s97-nha-cai__image-block {
    order: -1; /* Image above text on smaller screens */
    margin-bottom: 30px;
  }

  .page-blog-what-is-8s97-nha-cai__hero-content {
    padding: 20px;
  }

  .page-blog-what-is-8s97-nha-cai__main-title {
    font-size: clamp(2em, 8vw, 3em);
  }

  .page-blog-what-is-8s97-nha-cai__section-title {
    font-size: 2em;
  }

  .page-blog-what-is-8s97-nha-cai__services-grid,
  .page-blog-what-is-8s97-nha-cai__advantages-grid,
  .page-blog-what-is-8s97-nha-cai__guide-steps {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
}

@media (max-width: 768px) {
  .page-blog-what-is-8s97-nha-cai__section {
    padding: 40px 0;
  }

  .page-blog-what-is-8s97-nha-cai__hero-section {
    padding: 40px 15px;
    padding-top: 10px !important;
  }

  .page-blog-what-is-8s97-nha-cai__container {
    padding: 0 15px;
  }

  .page-blog-what-is-8s97-nha-cai__cta-button {
    font-size: 1em;
    padding: 12px 25px;
    margin-left: 0; /* Remove margin-left for secondary button */
  }

  .page-blog-what-is-8s97-nha-cai__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }

  .page-blog-what-is-8s97-nha-cai__btn-secondary {
    margin-left: 0;
  }

  /* Image responsiveness for mobile */
  .page-blog-what-is-8s97-nha-cai img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  .page-blog-what-is-8s97-nha-cai__section,
  .page-blog-what-is-8s97-nha-cai__card,
  .page-blog-what-is-8s97-nha-cai__container,
  .page-blog-what-is-8s97-nha-cai__hero-section,
  .page-blog-what-is-8s97-nha-cai__services-grid,
  .page-blog-what-is-8s97-nha-cai__advantages-grid,
  .page-blog-what-is-8s97-nha-cai__guide-steps,
  .page-blog-what-is-8s97-nha-cai__faq-list {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow-x: hidden;
  }

  /* Ensure text blocks don't overflow */
  .page-blog-what-is-8s97-nha-cai__text-block {
    width: 100%;
    box-sizing: border-box;
  }

  /* Button responsiveness for mobile */
  .page-blog-what-is-8s97-nha-cai__cta-button,
  .page-blog-what-is-8s97-nha-cai__btn-primary,
  .page-blog-what-is-8s97-nha-cai__btn-secondary,
  .page-blog-what-is-8s97-nha-cai a[class*="button"],
  .page-blog-what-is-8s97-nha-cai a[class*="btn"] {
    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;
  }
  
  .page-blog-what-is-8s97-nha-cai__cta-buttons,
  .page-blog-what-is-8s97-nha-cai__button-group,
  .page-blog-what-is-8s97-nha-cai__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-wrap: wrap !important;
    gap: 10px;
    flex-direction: column;
  }
}