/* General styles for the page content */
.page-index-gioi-thieu-betvnd9 {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333333; /* Default dark text for light body background */
  background-color: #f9f9f9; /* Light background for the main content area */
}

.page-index-gioi-thieu-betvnd9__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

.page-index-gioi-thieu-betvnd9__section {
  padding: 40px 0;
  margin-bottom: 20px;
  background-color: #ffffff;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.page-index-gioi-thieu-betvnd9__section:nth-child(even) {
  background-color: #f5f5f5;
}

.page-index-gioi-thieu-betvnd9__section-title {
  text-align: center;
  font-size: clamp(28px, 4vw, 38px);
  color: #017439;
  margin-bottom: 30px;
  font-weight: 700;
  position: relative;
  padding-bottom: 15px;
}

.page-index-gioi-thieu-betvnd9__section-title::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background-color: #017439;
  border-radius: 2px;
}

.page-index-gioi-thieu-betvnd9__sub-title {
  font-size: clamp(22px, 3vw, 28px);
  color: #017439;
  margin-top: 35px;
  margin-bottom: 15px;
  font-weight: 600;
}

.page-index-gioi-thieu-betvnd9__article-body {
  font-size: 17px;
  line-height: 1.7;
  color: #444444;
  max-width: 900px;
  margin: 0 auto;
}

.page-index-gioi-thieu-betvnd9__article-body p {
  margin-bottom: 15px;
}

.page-index-gioi-thieu-betvnd9__article-body strong {
  color: #017439;
}

.page-index-gioi-thieu-betvnd9__list {
  list-style-type: disc;
  margin-left: 25px;
  margin-bottom: 15px;
  color: #444444;
}

.page-index-gioi-thieu-betvnd9__list li {
  margin-bottom: 8px;
}

/* Hero Section */
.page-index-gioi-thieu-betvnd9__hero-section {
  padding-top: 10px; /* Small top padding, relying on body padding for header offset */
  padding-bottom: 40px;
  background-color: #017439; /* Brand primary color for hero background */
  color: #ffffff;
  text-align: center;
  border-radius: 0;
  box-shadow: none;
}

.page-index-gioi-thieu-betvnd9__hero-image {
  margin-bottom: 30px;
}

.page-index-gioi-thieu-betvnd9__hero-image img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
  object-fit: cover;
  max-height: 600px; /* Limit height for aesthetic */
}

.page-index-gioi-thieu-betvnd9__hero-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-index-gioi-thieu-betvnd9__main-title {
  font-size: clamp(36px, 5vw, 48px);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 20px;
  color: #FFFF00; /* Register/Login font color for main title */
}

.page-index-gioi-thieu-betvnd9__hero-description {
  font-size: 18px;
  margin-bottom: 30px;
  color: #f0f0f0;
}

/* CTA Buttons */
.page-index-gioi-thieu-betvnd9__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 30px;
  width: 100%; /* Ensures container respects full width */
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

.page-index-gioi-thieu-betvnd9__btn-primary,
.page-index-gioi-thieu-betvnd9__btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 30px;
  border-radius: 50px;
  font-size: 18px;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.3s ease;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
  min-width: 180px; /* Minimum width for desktop buttons */
}

.page-index-gioi-thieu-betvnd9__btn-primary {
  background-color: #C30808; /* Custom red for register/login */
  color: #FFFF00; /* Custom yellow for register/login font */
  border: 2px solid #C30808;
}

.page-index-gioi-thieu-betvnd9__btn-primary:hover {
  background-color: #a00606;
  border-color: #a00606;
  transform: translateY(-2px);
}

.page-index-gioi-thieu-betvnd9__btn-secondary {
  background-color: #ffffff;
  color: #017439;
  border: 2px solid #ffffff;
}

.page-index-gioi-thieu-betvnd9__btn-secondary:hover {
  background-color: #f0f0f0;
  border-color: #f0f0f0;
  transform: translateY(-2px);
}

.page-index-gioi-thieu-betvnd9__btn-text-link {
  display: inline-block;
  color: #017439;
  text-decoration: none;
  font-weight: 600;
  margin-top: 10px;
  transition: color 0.3s ease;
}

.page-index-gioi-thieu-betvnd9__btn-text-link:hover {
  color: #005a2e;
  text-decoration: underline;
}

/* Image blocks within content */
.page-index-gioi-thieu-betvnd9__image-block {
  margin: 30px auto;
  text-align: center;
  max-width: 900px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-index-gioi-thieu-betvnd9__image-block img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
  object-fit: cover;
  min-width: 200px; /* Enforce min image size */
  min-height: 200px; /* Enforce min image size */
}

/* FAQ Section */
.page-index-gioi-thieu-betvnd9__faq-section {
  background-color: #ffffff;
}

.page-index-gioi-thieu-betvnd9__faq-list {
  max-width: 900px;
  margin: 0 auto;
}

details.page-index-gioi-thieu-betvnd9__faq-item {
  margin-bottom: 15px;
  border-radius: 8px;
  border: 1px solid #e0e0e0;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}
details.page-index-gioi-thieu-betvnd9__faq-item summary.page-index-gioi-thieu-betvnd9__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
  font-size: 18px;
  font-weight: 600;
  color: #333333;
}
details.page-index-gioi-thieu-betvnd9__faq-item summary.page-index-gioi-thieu-betvnd9__faq-question::-webkit-details-marker {
  display: none;
}
details.page-index-gioi-thieu-betvnd9__faq-item summary.page-index-gioi-thieu-betvnd9__faq-question:hover {
  background: #f5f5f5;
}
.page-index-gioi-thieu-betvnd9__faq-qtext {
  flex: 1;
  font-size: inherit; /* Inherit from summary */
  font-weight: inherit;
  line-height: 1.5;
  text-align: left;
}
.page-index-gioi-thieu-betvnd9__faq-toggle {
  font-size: 28px;
  font-weight: bold;
  color: #017439;
  flex-shrink: 0;
  margin-left: 15px;
  width: 30px;
  text-align: center;
}
details.page-index-gioi-thieu-betvnd9__faq-item .page-index-gioi-thieu-betvnd9__faq-answer {
  padding: 0 25px 20px;
  background: #f9f9f9;
  border-top: 1px solid #eee;
  border-radius: 0 0 8px 8px;
  font-size: 16px;
  line-height: 1.7;
  color: #555555;
}
details.page-index-gioi-thieu-betvnd9__faq-item .page-index-gioi-thieu-betvnd9__faq-answer p {
  margin-top: 10px;
}

/* Responsive styles */
@media (max-width: 1024px) {
  .page-index-gioi-thieu-betvnd9__container {
    padding: 20px 30px;
  }
}

@media (max-width: 849px) {
  /* HERO 主图区域: object-fit:contain !important; aspect-ratio:unset; 禁止 cover 裁切两侧; 顶距约 10px，禁止 var(--header-offset) */
  .page-index-gioi-thieu-betvnd9__hero-image img {
    object-fit: contain !important;
    aspect-ratio: unset !important;
    max-height: 400px;
  }
  .page-index-gioi-thieu-betvnd9__hero-section {
    padding-top: 10px; /* Ensure small top padding */
  }
}

@media (max-width: 768px) {
  .page-index-gioi-thieu-betvnd9__container {
    padding: 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-index-gioi-thieu-betvnd9__section {
    padding: 30px 0;
    margin-bottom: 15px;
  }

  .page-index-gioi-thieu-betvnd9__section-title {
    font-size: 24px;
    margin-bottom: 20px;
  }

  .page-index-gioi-thieu-betvnd9__section-title::after {
    width: 60px;
  }

  .page-index-gioi-thieu-betvnd9__sub-title {
    font-size: 20px;
    margin-top: 25px;
    margin-bottom: 10px;
  }

  .page-index-gioi-thieu-betvnd9__article-body {
    font-size: 16px;
    padding: 0 10px; /* Add slight horizontal padding for text */
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  /* HERO 主图区域 */
  .page-index-gioi-thieu-betvnd9__hero-image img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    object-fit: contain !important; /* Ensure image is fully visible */
    aspect-ratio: unset !important;
    max-height: 300px; /* Adjust max height for mobile */
  }
}