.page-blog-vin678-nha-cai-deep-dive {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #333333; /* Default text color for light body background */
  background-color: transparent; /* Body background is from shared.css */
}

.page-blog-vin678-nha-cai-deep-dive__section {
  padding: 40px 20px;
  max-width: 1200px;
  margin: 0 auto;
  box-sizing: border-box;
}

.page-blog-vin678-nha-cai-deep-dive__heading {
  font-size: 2.5em;
  color: #0A4B2C; /* Deep Green for main headings */
  text-align: center;
  margin-bottom: 30px;
  font-weight: bold;
}

.page-blog-vin678-nha-cai-deep-dive__sub-heading {
  font-size: 1.8em;
  color: #11A84E; /* Main brand color for sub-headings */
  margin-top: 30px;
  margin-bottom: 15px;
  font-weight: 600;
}

.page-blog-vin678-nha-cai-deep-dive__text-block {
  font-size: 1.1em;
  margin-bottom: 20px;
  color: #333333;
}

.page-blog-vin678-nha-cai-deep-dive__image-wrapper {
  text-align: center;
  margin: 30px 0;
}

.page-blog-vin678-nha-cai-deep-dive__image {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

/* Hero Section */
.page-blog-vin678-nha-cai-deep-dive__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding-top: 10px; /* Small top padding */
  padding-bottom: 60px;
  box-sizing: border-box;
  background-color: #08160F; /* Dark background for hero */
}

.page-blog-vin678-nha-cai-deep-dive__hero-image-wrapper {
  width: 100%;
  max-width: 1920px; /* Max width for the image container */
  margin-bottom: 30px;
}

.page-blog-vin678-nha-cai-deep-dive__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border-radius: 0 0 15px 15px;
}

.page-blog-vin678-nha-cai-deep-dive__hero-content {
  text-align: center;
  max-width: 900px;
  padding: 0 20px;
  color: #F2FFF6; /* Light text on dark hero background */
}

.page-blog-vin678-nha-cai-deep-dive__main-title {
  font-size: clamp(2em, 5vw, 3.5em); /* Responsive font size */
  color: #F2C14E; /* Gold for main title */
  margin-bottom: 20px;
  font-weight: 700;
  line-height: 1.2;
}

.page-blog-vin678-nha-cai-deep-dive__description {
  font-size: 1.2em;
  margin-bottom: 30px;
  color: #A7D9B8; /* Secondary light text for description */
}

.page-blog-vin678-nha-cai-deep-dive__cta-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  margin-top: 30px;
}

.page-blog-vin678-nha-cai-deep-dive__btn-primary,
.page-blog-vin678-nha-cai-deep-dive__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: all 0.3s ease;
  box-sizing: border-box;
  text-align: center;
  white-space: normal;
  word-wrap: break-word;
  max-width: 100%;
}

.page-blog-vin678-nha-cai-deep-dive__btn-primary {
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  color: #ffffff;
  border: 2px solid transparent;
}

.page-blog-vin678-nha-cai-deep-dive__btn-primary:hover {
  background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.page-blog-vin678-nha-cai-deep-dive__btn-secondary {
  background-color: transparent;
  color: #F2C14E; /* Gold text */
  border: 2px solid #F2C14E; /* Gold border */
}

.page-blog-vin678-nha-cai-deep-dive__btn-secondary:hover {
  background-color: #F2C14E;
  color: #08160F; /* Dark text on gold hover */
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* Feature List (Ưu Điểm Nổi Bật) */
.page-blog-vin678-nha-cai-deep-dive__feature-list {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-blog-vin678-nha-cai-deep-dive__feature-item {
  background-color: #11271B; /* Card BG */
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
  color: #F2FFF6; /* Text Main for dark card */
}

.page-blog-vin678-nha-cai-deep-dive__feature-item:hover {
  transform: translateY(-5px);
}

.page-blog-vin678-nha-cai-deep-dive__feature-title {
  font-size: 1.5em;
  color: #F2C14E; /* Gold for feature titles */
  margin-bottom: 15px;
  font-weight: 600;
}

.page-blog-vin678-nha-cai-deep-dive__feature-description {
  font-size: 1em;
  color: #A7D9B8; /* Text Secondary for dark card description */
}

/* Product Grid (Các Sản Phẩm và Dịch Vụ Chính) */
.page-blog-vin678-nha-cai-deep-dive__product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-blog-vin678-nha-cai-deep-dive__product-card {
  background-color: #ffffff; /* Light background for product cards */
  border-radius: 12px;
  padding: 25px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  text-align: center;
  color: #333333; /* Dark text for light card */
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.page-blog-vin678-nha-cai-deep-dive__product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.1);
}

.page-blog-vin678-nha-cai-deep-dive__product-image {
  width: 100%;
  height: 200px; /* Fixed height for product images */
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
}

.page-blog-vin678-nha-cai-deep-dive__product-title {
  font-size: 1.4em;
  color: #0A4B2C; /* Deep Green for product titles */
  margin-bottom: 10px;
  font-weight: 600;
}

.page-blog-vin678-nha-cai-deep-dive__product-description {
  font-size: 0.95em;
  color: #555555;
  margin-bottom: 20px;
  flex-grow: 1; /* Allows description to take available space */
}

/* Registration Steps (Hướng Dẫn Đăng Ký) */
.page-blog-vin678-nha-cai-deep-dive__steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-blog-vin678-nha-cai-deep-dive__step-item {
  background-color: #f8f8f8; /* Light background for steps */
  border-radius: 10px;
  padding: 25px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  color: #333333;
}

.page-blog-vin678-nha-cai-deep-dive__step-title {
  font-size: 1.3em;
  color: #11A84E; /* Main brand color for step titles */
  margin-bottom: 10px;
  font-weight: 600;
}

.page-blog-vin678-nha-cai-deep-dive__step-description {
  font-size: 0.95em;
  color: #555555;
}

/* Payment Methods (Phương Thức Nạp/Rút Tiền) */
.page-blog-vin678-nha-cai-deep-dive__payment-list {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-blog-vin678-nha-cai-deep-dive__payment-item {
  background-color: #11271B; /* Dark background for payment items */
  border-radius: 10px;
  padding: 25px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  color: #F2FFF6; /* Light text for dark payment items */
}

.page-blog-vin678-nha-cai-deep-dive__payment-title {
  font-size: 1.3em;
  color: #F2C14E; /* Gold for payment titles */
  margin-bottom: 10px;
  font-weight: 600;
}

.page-blog-vin678-nha-cai-deep-dive__payment-description {
  font-size: 0.95em;
  color: #A7D9B8; /* Secondary light text */
}

/* Promotions Section */
.page-blog-vin678-nha-cai-deep-dive__promo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-blog-vin678-nha-cai-deep-dive__promo-card {
  background-color: #ffffff; /* Light background for promo cards */
  border-radius: 12px;
  padding: 25px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  text-align: center;
  color: #333333; /* Dark text for light card */
}

.page-blog-vin678-nha-cai-deep-dive__promo-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.1);
}

.page-blog-vin678-nha-cai-deep-dive__promo-title {
  font-size: 1.4em;
  color: #0A4B2C; /* Deep Green for promo titles */
  margin-bottom: 10px;
  font-weight: 600;
}

.page-blog-vin678-nha-cai-deep-dive__promo-description {
  font-size: 0.95em;
  color: #555555;
}

/* Experience List */
.page-blog-vin678-nha-cai-deep-dive__experience-list {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-blog-vin678-nha-cai-deep-dive__experience-item {
  background-color: #f8f8f8; /* Light background */
  border-radius: 10px;
  padding: 25px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  color: #333333;
}

.page-blog-vin678-nha-cai-deep-dive__experience-title {
  font-size: 1.3em;
  color: #11A84E; /* Main brand color */
  margin-bottom: 10px;
  font-weight: 600;
}

.page-blog-vin678-nha-cai-deep-dive__experience-description {
  font-size: 0.95em;
  color: #555555;
}

/* Security Section */
.page-blog-vin678-nha-cai-deep-dive__security-list {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-blog-vin678-nha-cai-deep-dive__security-item {
  background-color: #11271B; /* Dark background */
  border-radius: 10px;
  padding: 25px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  color: #F2FFF6; /* Light text */
}

.page-blog-vin678-nha-cai-deep-dive__security-title {
  font-size: 1.3em;
  color: #F2C14E; /* Gold for titles */
  margin-bottom: 10px;
  font-weight: 600;
}

.page-blog-vin678-nha-cai-deep-dive__security-description {
  font-size: 0.95em;
  color: #A7D9B8; /* Secondary light text */
}

/* Comparison Section */
.page-blog-vin678-nha-cai-deep-dive__comparison-list {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-blog-vin678-nha-cai-deep-dive__comparison-item {
  background-color: #f8f8f8; /* Light background */
  border-radius: 10px;
  padding: 25px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  color: #333333;
}

.page-blog-vin678-nha-cai-deep-dive__comparison-title {
  font-size: 1.3em;
  color: #11A84E; /* Main brand color */
  margin-bottom: 10px;
  font-weight: 600;
}

.page-blog-vin678-nha-cai-deep-dive__comparison-description {
  font-size: 0.95em;
  color: #555555;
}

/* FAQ Section */
.page-blog-vin678-nha-cai-deep-dive__faq-list {
  margin-top: 30px;
}

.page-blog-vin678-nha-cai-deep-dive__faq-item {
  background-color: #11271B; /* Dark card background */
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  color: #F2FFF6; /* Light text */
}

.page-blog-vin678-nha-cai-deep-dive__faq-item summary {
  list-style: none; /* Hide default marker */
  cursor: pointer;
  padding: 18px 25px;
  font-size: 1.1em;
  font-weight: 600;
  color: #F2C14E; /* Gold for question text */
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #0A4B2C; /* Deep Green for summary background */
}

.page-blog-vin678-nha-cai-deep-dive__faq-item summary::-webkit-details-marker {
  display: none; /* Hide default marker for webkit browsers */
}

.page-blog-vin678-nha-cai-deep-dive__faq-qtext {
  flex-grow: 1;
}

.page-blog-vin678-nha-cai-deep-dive__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  margin-left: 15px;
  color: #F2FFF6; /* White for toggle icon */
}

/* Conclusion Section */
.page-blog-vin678-nha-cai-deep-dive__conclusion-section {
  text-align: center;
}

/* Responsive styles */
@media (max-width: 992px) {
  .page-blog-vin678-nha-cai-deep-dive__heading {
    font-size: 2em;
  }
  .page-blog-vin678-nha-cai-deep-dive__sub-heading {
    font-size: 1.5em;
  }
  .page-blog-vin678-nha-cai-deep-dive__hero-content {
    padding: 0 15px;
  }
  .page-blog-vin678-nha-cai-deep-dive__description {
    font-size: 1.1em;
  }
  .page-blog-vin678-nha-cai-deep-dive__btn-primary,
  .page-blog-vin678-nha-cai-deep-dive__btn-secondary {
    padding: 12px 25px;
    font-size: 1em;
  }
}

@media (max-width: 768px) {
  .page-blog-vin678-nha-cai-deep-dive__section {
    padding: 30px 15px;
  }
  .page-blog-vin678-nha-cai-deep-dive__heading {
    font-size: 1.8em;
    margin-bottom: 20px;
  }
  .page-blog-vin678-nha-cai-deep-dive__sub-heading {
    font-size: 1.3em;
    margin-top: 25px;
    margin-bottom: 10px;
  }
  .page-blog-vin678-nha-cai-deep-dive__text-block,
  .page-blog-vin678-nha-cai-deep-dive__feature-description,
  .page-blog-vin678-nha-cai-deep-dive__product-description,
  .page-blog-vin678-nha-cai-deep-dive__step-description,
  .page-blog-vin678-nha-cai-deep-dive__payment-description,
  .page-blog-vin678-nha-cai-deep-dive__promo-description,
  .page-blog-vin678-nha-cai-deep-dive__experience-description,
  .page-blog-vin678-nha-cai-deep-dive__security-description,
  .page-blog-vin678-nha-cai-deep-dive__comparison-description,
  .page-blog-vin678-nha-cai-deep-dive__faq-answer p {
    font-size: 0.9em;
  }

  .page-blog-vin678-nha-cai-deep-dive__hero-section {
    padding-bottom: 40px;
    padding-top: 10px !important; /* body already handles --header-offset */
  }

  .page-blog-vin678-nha-cai-deep-dive__main-title {
    font-size: clamp(1.8em, 8vw, 2.5em);
  }

  .page-blog-vin678-nha-cai-deep-dive__description {
    font-size: 1em;
  }

  .page-blog-vin678-nha-cai-deep-dive__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }

  .page-blog-vin678-nha-cai-deep-dive__btn-primary,
  .page-blog-vin678-nha-cai-deep-dive__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 15px;
    font-size: 1em;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  /* Images responsive */
  .page-blog-vin678-nha-cai-deep-dive img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  /* Containers for images to prevent overflow */
  .page-blog-vin678-nha-cai-deep-dive__image-wrapper,
  .page-blog-vin678-nha-cai-deep-dive__hero-image-wrapper,
  .page-blog-vin678-nha-cai-deep-dive__product-card,
  .page-blog-vin678-nha-cai-deep-dive__promo-card,
  .page-blog-vin678-nha-cai-deep-dive__feature-item,
  .page-blog-vin678-nha-cai-deep-dive__step-item,
  .page-blog-vin678-nha-cai-deep-dive__payment-item,
  .page-blog-vin678-nha-cai-deep-dive__experience-item,
  .page-blog-vin678-nha-cai-deep-dive__security-item,
  .page-blog-vin678-nha-cai-deep-dive__comparison-item,
  .page-blog-vin678-nha-cai-deep-dive__faq-item {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-blog-vin678-nha-cai-deep-dive__product-image {
    height: auto !important; /* Allow height to adjust */
  }

  /* FAQ specific mobile adjustments */
  .page-blog-vin678-nha-cai-deep-dive__faq-item summary {
    padding: 15px 20px;
    font-size: 1em;
  }
  .page-blog-vin678-nha-cai-deep-dive__faq-answer {
    padding: 10px 20px 15px;
  }
}

/* Ensure no filter on images */
.page-blog-vin678-nha-cai-deep-dive img {
  filter: none !important;
}

/* Fixed color contrast for text on body (light background) */
.page-blog-vin678-nha-cai-deep-dive p,
.page-blog-vin678-nha-cai-deep-dive li,
.page-blog-vin678-nha-cai-deep-dive__text-block,
.page-blog-vin678-nha-cai-deep-dive__description {
  color: #333333; /* Dark text for general content on light body background */
}

/* Re-apply light text for elements with dark backgrounds */
.page-blog-vin678-nha-cai-deep-dive__hero-content .page-blog-vin678-nha-cai-deep-dive__description,
.page-blog-vin678-nha-cai-deep-dive__feature-item,
.page-blog-vin678-nha-cai-deep-dive__payment-item,
.page-blog-vin678-nha-cai-deep-dive__security-item,
.page-blog-vin678-nha-cai-deep-dive__faq-item {
  color: #F2FFF6; /* Text Main */
}

.page-blog-vin678-nha-cai-deep-dive__feature-item .page-blog-vin678-nha-cai-deep-dive__feature-description,
.page-blog-vin678-nha-cai-deep-dive__payment-item .page-blog-vin678-nha-cai-deep-dive__payment-description,
.page-blog-vin678-nha-cai-deep-dive__security-item .page-blog-vin678-nha-cai-deep-dive__security-description,
.page-blog-vin678-nha-cai-deep-dive__faq-answer {
  color: #A7D9B8; /* Text Secondary */
}

/* Headings on dark backgrounds should be Gold or White */
.page-blog-vin678-nha-cai-deep-dive__feature-title,
.page-blog-vin678-nha-cai-deep-dive__payment-title,
.page-blog-vin678-nha-cai-deep-dive__security-title {
  color: #F2C14E; /* Gold */
}

.page-blog-vin678-nha-cai-deep-dive__faq-question {
  color: #F2C14E; /* Gold for FAQ questions */
}

.page-blog-vin678-nha-cai-deep-dive__faq-toggle {
  color: #F2FFF6; /* White for FAQ toggle icon */
}