/* style/blog-hello888-nha-cai-introduction.css */

/* General styles for the page, scoped to its main class */
.page-blog-hello888-nha-cai-introduction {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-main); /* Using Text Main: #F2FFF6 */
  background-color: var(--background); /* Using Background: #08160F */
}

/* Hero Section */
.page-blog-hello888-nha-cai-introduction__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  padding-top: 10px; /* Small top padding, body handles --header-offset */
}

.page-blog-hello888-nha-cai-introduction__hero-image-wrapper {
  width: 100%;
  max-height: 700px; /* Limit hero image height */
  overflow: hidden;
  position: relative;
}

.page-blog-hello888-nha-cai-introduction__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  min-width: 200px; /* Enforce min image size */
  min-height: 200px; /* Enforce min image size */
}

.page-blog-hello888-nha-cai-introduction__hero-content {
  position: relative;
  z-index: 2;
  padding: 40px 20px;
  max-width: 900px;
  margin: 0 auto;
  background: linear-gradient(180deg, rgba(17, 168, 78, 0.8) 0%, rgba(34, 199, 104, 0.8) 100%); /* Green Gold gradient for readability */
  border-radius: 10px;
  transform: translateY(-50px); /* Adjust to make it appear below the image */
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  color: var(--text-main); /* Ensure light text on dark/gradient background */
}

.page-blog-hello888-nha-cai-introduction__main-title {
  font-size: 2.5em;
  color: var(--text-main); /* Text Main: #F2FFF6 */
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-blog-hello888-nha-cai-introduction__tagline {
  font-size: 1.1em;
  color: var(--text-secondary); /* Text Secondary: #A7D9B8 */
  margin-bottom: 30px;
}

.page-blog-hello888-nha-cai-introduction__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap; /* Allow buttons to wrap on smaller screens */
}

.page-blog-hello888-nha-cai-introduction__btn-primary,
.page-blog-hello888-nha-cai-introduction__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, transform 0.2s ease;
  min-width: 150px;
  text-align: center;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-blog-hello888-nha-cai-introduction__btn-primary {
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%); /* Button color */
  color: var(--text-main); /* Text Main: #F2FFF6 */
  border: 2px solid transparent;
}

.page-blog-hello888-nha-cai-introduction__btn-primary:hover {
  background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
  transform: translateY(-2px);
}

.page-blog-hello888-nha-cai-introduction__btn-secondary {
  background-color: transparent;
  color: var(--text-main); /* Text Main: #F2FFF6 */
  border: 2px solid var(--border); /* Border: #2E7A4E */
}

.page-blog-hello888-nha-cai-introduction__btn-secondary:hover {
  background-color: rgba(46, 122, 78, 0.2); /* Lighter green transparent */
  transform: translateY(-2px);
}

.page-blog-hello888-nha-cai-introduction__btn-large {
  padding: 18px 40px;
  font-size: 1.1em;
}

/* Content Sections */
.page-blog-hello888-nha-cai-introduction__content-section {
  padding: 60px 0;
  border-bottom: 1px solid var(--divider); /* Divider: #1E3A2A */
}

.page-blog-hello888-nha-cai-introduction__dark-bg {
  background-color: var(--card-bg); /* Card BG: #11271B */
  color: var(--text-main); /* Text Main: #F2FFF6 */
}

.page-blog-hello888-nha-cai-introduction__container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-blog-hello888-nha-cai-introduction__section-title {
  font-size: 2em;
  color: var(--gold); /* Gold: #F2C14E */
  text-align: center;
  margin-bottom: 40px;
  position: relative;
  padding-bottom: 15px;
}

.page-blog-hello888-nha-cai-introduction__section-title::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background-color: var(--glow); /* Glow: #57E38D */
  border-radius: 2px;
}

.page-blog-hello888-nha-cai-introduction__sub-title {
  font-size: 1.5em;
  color: var(--text-main); /* Text Main: #F2FFF6 */
  margin-top: 30px;
  margin-bottom: 15px;
}

.page-blog-hello888-nha-cai-introduction__text-block p {
  margin-bottom: 1em;
  color: var(--text-secondary); /* Text Secondary: #A7D9B8 */
}

.page-blog-hello888-nha-cai-introduction__text-block a {
  color: var(--glow); /* Glow: #57E38D */
  text-decoration: underline;
}

.page-blog-hello888-nha-cai-introduction__text-block a:hover {
  color: var(--gold); /* Gold: #F2C14E */
}

.page-blog-hello888-nha-cai-introduction__image {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 30px auto;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  min-width: 200px; /* Enforce min image size */
  min-height: 200px; /* Enforce min image size */
}

.page-blog-hello888-nha-cai-introduction__list,
.page-blog-hello888-nha-cai-introduction__ordered-list {
  list-style-type: disc;
  margin-left: 20px;
  margin-bottom: 1em;
  color: var(--text-secondary); /* Text Secondary: #A7D9B8 */
}

.page-blog-hello888-nha-cai-introduction__ordered-list {
  list-style-type: decimal;
}

.page-blog-hello888-nha-cai-introduction__list li,
.page-blog-hello888-nha-cai-introduction__ordered-list li {
  margin-bottom: 0.5em;
}

.page-blog-hello888-nha-cai-introduction__nested-list {
  list-style-type: circle;
  margin-left: 20px;
  margin-top: 0.5em;
  color: var(--text-secondary); /* Text Secondary: #A7D9B8 */
}

/* FAQ Section */
.page-blog-hello888-nha-cai-introduction__faq-section {
  padding: 60px 0;
  background-color: var(--deep-green); /* Deep Green: #0A4B2C */
}

.page-blog-hello888-nha-cai-introduction__faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.page-blog-hello888-nha-cai-introduction__faq-item {
  background-color: var(--card-bg); /* Card BG: #11271B */
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  border: 1px solid var(--border); /* Border: #2E7A4E */
}

.page-blog-hello888-nha-cai-introduction__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.1em;
  font-weight: bold;
  color: var(--text-main); /* Text Main: #F2FFF6 */
  cursor: pointer;
  list-style: none; /* Remove default marker */
}

.page-blog-hello888-nha-cai-introduction__faq-question::-webkit-details-marker {
  display: none; /* Remove default marker for webkit browsers */
}

.page-blog-hello888-nha-cai-introduction__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  color: var(--glow); /* Glow: #57E38D */
  transition: transform 0.3s ease;
}

.page-blog-hello888-nha-cai-introduction__faq-item[open] .page-blog-hello888-nha-cai-introduction__faq-toggle {
  transform: rotate(45deg); /* Rotate '+' to 'x' or similar */
}

.page-blog-hello888-nha-cai-introduction__faq-answer {
  padding: 0 25px 20px;
  font-size: 0.95em;
  color: var(--text-secondary); /* Text Secondary: #A7D9B8 */
}

/* Conclusion Section */
.page-blog-hello888-nha-cai-introduction__conclusion-section {
  padding: 60px 0 80px;
  text-align: center;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .page-blog-hello888-nha-cai-introduction {
    font-size: 16px;
    line-height: 1.6;
  }

  .page-blog-hello888-nha-cai-introduction__hero-content {
    padding: 30px 15px;
    transform: translateY(-30px);
  }

  .page-blog-hello888-nha-cai-introduction__main-title {
    font-size: 2em;
  }

  .page-blog-hello888-nha-cai-introduction__tagline {
    font-size: 1em;
  }

  .page-blog-hello888-nha-cai-introduction__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }

  .page-blog-hello888-nha-cai-introduction__btn-primary,
  .page-blog-hello888-nha-cai-introduction__btn-secondary,
  .page-blog-hello888-nha-cai-introduction a[class*="button"],
  .page-blog-hello888-nha-cai-introduction 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-hello888-nha-cai-introduction__cta-buttons,
  .page-blog-hello888-nha-cai-introduction__button-group,
  .page-blog-hello888-nha-cai-introduction__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;
  }

  .page-blog-hello888-nha-cai-introduction__cta-buttons {
    display: flex;
    flex-direction: column;
  }

  .page-blog-hello888-nha-cai-introduction__content-section {
    padding: 40px 0;
  }

  .page-blog-hello888-nha-cai-introduction__container {
    padding: 0 15px;
  }

  .page-blog-hello888-nha-cai-introduction__section-title {
    font-size: 1.8em;
    margin-bottom: 30px;
  }

  .page-blog-hello888-nha-cai-introduction__sub-title {
    font-size: 1.3em;
  }

  .page-blog-hello888-nha-cai-introduction img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-blog-hello888-nha-cai-introduction__section,
  .page-blog-hello888-nha-cai-introduction__card,
  .page-blog-hello888-nha-cai-introduction__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  
  .page-blog-hello888-nha-cai-introduction__hero-section {
    padding-top: 10px !important; /* body handles --header-offset, this is for visual spacing */
  }

  .page-blog-hello888-nha-cai-introduction__text-block img {
    min-width: 200px !important;
    min-height: 200px !important;
  }
}

/* Color Contrast classes - Ensure text is readable on various backgrounds */
/* Assuming default text is light on dark background based on brand colors */
.page-blog-hello888-nha-cai-introduction__light-bg {
  background: #ffffff; /* Example light background */
  color: #333333; /* Dark text for light background */
}

/* Specific button for large CTA, same as primary but with larger padding */
.page-blog-hello888-nha-cai-introduction__btn-primary.page-blog-hello888-nha-cai-introduction__btn-large {
    padding: 18px 40px;
    font-size: 1.1em;
}

/* Ensure content area images meet minimum size for content display */
.page-blog-hello888-nha-cai-introduction__text-block img {
  min-width: 200px;
  min-height: 200px;
}