.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus {
  font-family: 'Arial', sans-serif;
  color: #333333; /* Default text for light body background */
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__hero-section {
  position: relative;
  width: 100%;
  padding-top: 10px; /* Rely on body for header offset, add small top padding */
  margin-bottom: 40px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__hero-image-wrapper {
  width: 100%;
  max-height: 500px;
  overflow: hidden;
  position: relative;
  z-index: 1;
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__hero-image {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  margin-top: 20px;
  padding: 0 20px;
  text-align: center;
  color: #333333; /* Default text for light background */
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__main-title {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: #113B7A; /* Brand color for main title */
  margin-bottom: 15px;
  font-size: clamp(28px, 4vw, 48px); /* Responsive font size */
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__hero-description {
  font-size: 18px;
  line-height: 1.6;
  color: #555555;
  margin-bottom: 30px;
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 30px;
  flex-wrap: wrap;
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__btn-primary,
.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  min-width: 180px;
  text-align: center;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  max-width: 100%;
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__btn-primary {
  background: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%);
  color: #F3F8FF;
  border: 2px solid transparent;
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__btn-primary:hover {
  background: linear-gradient(180deg, #1144A6 0%, #2B73F6 100%);
  transform: translateY(-2px);
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__btn-secondary {
  background: #ffffff;
  color: #113B7A;
  border: 2px solid #113B7A;
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__btn-secondary:hover {
  background: #f0f0f0;
  color: #1D5FD1;
  border-color: #1D5FD1;
  transform: translateY(-2px);
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__content-section {
  padding: 60px 0;
  margin-bottom: 20px;
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__section-title {
  font-size: 36px;
  font-weight: 700;
  color: #113B7A;
  text-align: center;
  margin-bottom: 40px;
  line-height: 1.3;
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__sub-title {
  font-size: 24px;
  font-weight: 600;
  color: #113B7A;
  margin-top: 30px;
  margin-bottom: 15px;
  line-height: 1.4;
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__text-block {
  font-size: 17px;
  line-height: 1.7;
  margin-bottom: 20px;
  color: #333333;
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__text-block a {
  color: #1D5FD1;
  text-decoration: underline;
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__text-block a:hover {
  color: #2B73F6;
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__image-content {
  width: 100%;
  height: auto;
  border-radius: 10px;
  margin: 30px 0;
  display: block;
  max-width: 100%;
  object-fit: cover;
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__list {
  list-style: none;
  padding: 0;
  margin: 20px 0;
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__list li {
  display: flex;
  align-items: flex-start;
  margin-bottom: 15px;
  font-size: 17px;
  line-height: 1.6;
  color: #333333;
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__list-item-icon {
  color: #1D5FD1;
  font-size: 20px;
  margin-right: 10px;
  flex-shrink: 0;
  line-height: 1;
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__cta-block {
  text-align: center;
  margin-top: 40px;
  padding: 30px;
  background: #f5f5f5;
  border-radius: 10px;
  border: 1px solid #e0e0e0;
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__cta-block p {
  font-size: 20px;
  font-weight: 600;
  color: #113B7A;
  margin-bottom: 20px;
}

/* Color contrast specific styles */
.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__light-bg {
  background: #ffffff;
  color: #333333;
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__dark-bg {
  background: #10233F; /* Custom Card BG color */
  color: #F3F8FF;
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__dark-bg .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__section-title,
.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__dark-bg .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__sub-title,
.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__dark-bg .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__cta-block p {
  color: #F3F8FF;
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__dark-bg .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__text-block a {
  color: #4FA8FF;
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__dark-bg .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__list-item-icon {
  color: #F2C14E;
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus .highlight {
  font-weight: bold;
  color: #113B7A; /* For light background */
}

.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__dark-bg .highlight {
  color: #F2C14E; /* For dark background */
}

/* FAQ Section */
details.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  border: 1px solid #244D84; /* Custom border color */
  overflow: hidden;
  background: #08162B; /* Deep Navy BG */
  color: #F3F8FF; /* Text Main */
}
details.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__faq-item summary.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
  background: #113B7A; /* Primary color for question background */
  color: #F3F8FF; /* Text Main */
}
details.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__faq-item summary.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__faq-question::-webkit-details-marker {
  display: none;
}
details.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__faq-item summary.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__faq-question:hover {
  background: #1D5FD1; /* Auxiliary color on hover */
}
.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__faq-qtext {
  flex: 1;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: #F3F8FF;
}
.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: #F2C14E; /* Gold color for toggle */
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}
details.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__faq-item .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__faq-answer {
  padding: 0 20px 20px;
  background: #08162B; /* Deep Navy BG */
  border-radius: 0 0 5px 5px;
  color: #AFC4E8; /* Text Secondary */
}

/* --- Mobile Responsive Styles (max-width: 768px) --- */
@media (max-width: 768px) {
  .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus {
    font-size: 16px;
    line-height: 1.6;
  }

  /* HERO 主图区域 */
  .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__hero-section {
    padding-top: 10px;
    margin-bottom: 20px;
  }
  .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__hero-image-wrapper {
    max-height: 300px;
  }
  .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__hero-image {
    object-fit: contain !important; /* Prevent cropping on mobile */
    aspect-ratio: unset !important; /* Allow natural aspect ratio */
    width: 100% !important;
    height: auto !important;
  }
  .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__hero-content {
    margin-top: 15px;
    padding: 0 15px;
  }
  .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__main-title {
    font-size: clamp(24px, 7vw, 36px);
    margin-bottom: 10px;
  }
  .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__hero-description {
    font-size: 16px;
    margin-bottom: 20px;
  }

  /* 按钮与按钮容器 */
  .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__cta-buttons {
    flex-direction: column;
    gap: 10px;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    padding: 0 15px;
  }
  .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__btn-primary,
  .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 20px;
    font-size: 15px;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  /* 通用图片与容器 */
  .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__content-section {
    padding: 30px 0;
  }
  .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__container {
    padding: 0 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
    margin-left: auto;
    margin-right: auto;
  }

  /* 装饰主标题 + 长文 SEO 区 */
  .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__section-title {
    font-size: 28px;
    margin-bottom: 25px;
  }
  .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__sub-title {
    font-size: 20px;
    margin-top: 20px;
    margin-bottom: 10px;
  }
  .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__text-block {
    font-size: 16px;
    line-height: 1.6;
  }
  .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__list li {
    font-size: 16px;
    margin-bottom: 10px;
  }
  .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__cta-block {
    padding: 20px;
  }
  .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__cta-block p {
    font-size: 18px;
  }

  /* FAQ 移动端 */
  details.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__faq-item summary.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__faq-question {
    padding: 15px;
  }
  .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__faq-qtext {
    font-size: 15px;
  }
  details.page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__faq-item .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__faq-answer {
    padding: 0 15px 15px;
  }
}

/* --- Mobile Responsive Styles (max-width: 849px) for hero image object-fit --- */
@media (max-width: 849px) {
  .page-blog-kham-pha-the-gioi-no-hu-co-hoi-thang-lon-s666-plus__hero-image {
    object-fit: contain !important; 
    aspect-ratio: unset !important; 
  }
}