:root {
  --button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  --card-bg: #11271B;
  --background: #08160F;
  --text-main: #F2FFF6;
  --text-secondary: #A7D9B8;
  --border: #2E7A4E;
  --glow: #57E38D;
  --gold: #F2C14E;
  --divider: #1E3A2A;
  --deep-green: #0A4B2C;
}

.page-blog {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-main); /* Sử dụng biến màu từ custom config */
  background-color: var(--background); /* Sử dụng biến màu từ custom config */
}

.page-blog__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

/* Hero Section */
.page-blog__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 60px 0;
  padding-top: 10px; /* Small top padding */
  color: var(--text-main);
  overflow: hidden; /* Ensure image doesn't overflow */
}

.page-blog__hero-image-wrapper {
  width: 100%;
  max-height: 600px; /* Limit height of the image wrapper */
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 30px;
}

.page-blog__hero-image {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}

.page-blog__hero-content {
  max-width: 800px;
  margin-top: 20px;
  position: relative;
  z-index: 1;
}

.page-blog__main-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem); /* Using clamp for responsive H1 */
  font-weight: bold;
  line-height: 1.2;
  margin-bottom: 20px;
  color: var(--text-main);
}

.page-blog__description {
  font-size: 1.15rem;
  margin-bottom: 30px;
  color: var(--text-secondary);
}

/* Video Section */
.page-blog__video-section {
  padding: 40px 0;
  text-align: center;
  background-color: var(--background);
  color: var(--text-main);
}

.page-blog__video-container {
  width: 100%; /* Ensure width 100% is present for desktop */
  max-width: 1000px; /* Max width for video */
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-blog__video-wrapper {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
  height: 0;
  overflow: hidden;
  margin-bottom: 20px;
  background-color: #000; /* Black background for video area */
  border-radius: 8px;
}

.page-blog__video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
  cursor: pointer; /* Indicate clickable */
}

.page-blog__video-caption {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-top: 10px;
}

/* Posts Section */
.page-blog__posts-section {
  padding: 60px 0;
  background-color: var(--card-bg); /* Dark background for posts */
  color: var(--text-main);
}

.page-blog__section-title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: bold;
  text-align: center;
  margin-bottom: 40px;
  color: var(--glow); /* Use glow for section titles */
}

.page-blog__posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
}

.page-blog__post-card {
  background-color: var(--card-bg); /* Dark background for cards */
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-blog__post-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.page-blog__post-link {
  display: block;
  text-decoration: none;
  color: inherit;
}

.page-blog__post-image {
  width: 100%;
  height: 220px; /* Fixed height for consistency */
  object-fit: cover;
  display: block;
  min-width: 200px;
  min-height: 200px;
}

.page-blog__post-content {
  padding: 20px;
}

.page-blog__post-title {
  font-size: 1.3rem;
  font-weight: bold;
  margin-bottom: 10px;
  color: var(--text-main);
  transition: color 0.3s ease;
}

.page-blog__post-link:hover .page-blog__post-title {
  color: var(--gold); /* Highlight title on hover */
}

.page-blog__post-excerpt {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 15px;
}

.page-blog__post-date {
  font-size: 0.85rem;
  color: var(--text-secondary);
  opacity: 0.8;
}

.page-blog__cta-view-all {
  text-align: center;
}

/* About Section */
.page-blog__about-section {
  padding: 60px 0;
  background-color: var(--background); /* Dark background */
  color: var(--text-main);
}

.page-blog__content-wrapper {
  display: flex;
  gap: 40px;
  align-items: center;
  margin-top: 40px;
}

.page-blog__text-block {
  flex: 1;
  font-size: 1.1rem;
}

.page-blog__text-block p {
  margin-bottom: 15px;
  color: var(--text-main);
}

.page-blog__text-block strong {
  color: var(--glow);
}

.page-blog__image-block {
  flex: 1;
  display: flex;
  justify-content: center;
}

.page-blog__content-image {
  width: 100%;
  max-width: 600px;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
  min-width: 200px;
  min-height: 200px;
}

/* FAQ Section */
.page-blog__faq-section {
  padding: 60px 0;
  background-color: var(--card-bg); /* Dark background */
  color: var(--text-main);
}

.page-blog__faq-list {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.page-blog__faq-item {
  background-color: var(--card-bg); /* Dark background for FAQ items */
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px 25px;
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.page-blog__faq-item:hover {
  background-color: var(--deep-green); /* Slightly lighter dark green on hover */
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-blog__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.2rem;
  font-weight: bold;
  color: var(--text-main);
  cursor: pointer;
  list-style: none; /* Remove default marker for details summary */
}

.page-blog__faq-question::-webkit-details-marker {
  display: none; /* Remove default marker for Webkit browsers */
}

.page-blog__faq-qtext {
  flex-grow: 1;
  color: var(--text-main);
}

.page-blog__faq-toggle {
  font-size: 1.5rem;
  font-weight: bold;
  margin-left: 15px;
  color: var(--gold);
}

.page-blog__faq-answer {
  font-size: 1rem;
  color: var(--text-secondary);
  padding-top: 15px;
  line-height: 1.7;
}

/* CTA Section */
.page-blog__cta-section {
  padding: 80px 0;
  text-align: center;
  background-color: var(--deep-green); /* Use deep green for final CTA */
  color: var(--text-main);
}

.page-blog__cta-content {
  max-width: 800px;
}

.page-blog__cta-section .page-blog__section-title {
  color: var(--gold); /* Gold title for final CTA */
}

.page-blog__cta-section p {
  font-size: 1.15rem;
  margin-bottom: 40px;
  color: var(--text-main);
}

/* Buttons */
.page-blog__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap; /* Allow wrapping on smaller screens */
}

.page-blog__btn-primary,
.page-blog__btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 30px;
  border-radius: 8px;
  font-size: 1.1rem;
  font-weight: bold;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s ease;
  min-width: 180px;
  box-sizing: border-box; /* Ensure padding/border are included in width */
  white-space: normal; /* Allow text to wrap */
  word-wrap: break-word; /* Allow text to break words */
}

.page-blog__btn-primary {
  background: var(--button-gradient); /* Custom button gradient */
  color: var(--text-main); /* White text on dark button */
  border: 2px solid transparent;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-blog__btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
  opacity: 0.9;
}

.page-blog__btn-secondary {
  background-color: transparent;
  color: var(--glow); /* Glow color for secondary button text */
  border: 2px solid var(--glow);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.page-blog__btn-secondary:hover {
  background-color: var(--glow);
  color: var(--background); /* Dark text on glow background */
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
}

/* Ensure no filter on images */
.page-blog img {
  filter: none !important;
}

/* Responsive styles */
@media (max-width: 992px) {
  .page-blog__hero-image-wrapper {
    max-height: 400px;
  }
  .page-blog__hero-content {
    margin-top: 0;
  }
  .page-blog__content-wrapper {
    flex-direction: column;
  }
  .page-blog__image-block {
    order: -1; /* Image above text on smaller screens */
    margin-bottom: 30px;
  }
  .page-blog__content-image {
    max-width: 100%;
  }
  .page-blog__posts-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
}

@media (max-width: 768px) {
  .page-blog__hero-section {
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-blog__main-title {
    font-size: clamp(2rem, 8vw, 2.5rem); /* Adjust H1 for mobile */
  }
  .page-blog__description {
    font-size: 1rem;
  }
  .page-blog__video-container,
  .page-blog__posts-section .page-blog__container,
  .page-blog__about-section .page-blog__container,
  .page-blog__faq-section .page-blog__container,
  .page-blog__cta-section .page-blog__container {
    padding-left: 15px !important;
    padding-right: 15px !important;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  /* Images */
  .page-blog img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  /* Videos */
  .page-blog video,
  .page-blog__video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  .page-blog__video-section,
  .page-blog__video-container,
  .page-blog__video-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }
  .page-blog__video-section {
    padding-top: 10px !important; /* Small top padding */
  }

  /* Buttons */
  .page-blog__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }
  .page-blog__btn-primary,
  .page-blog__btn-secondary,
  .page-blog a[class*="button"],
  .page-blog 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__section-title {
    font-size: clamp(1.8rem, 6vw, 2.2rem);
  }

  .page-blog__post-image {
    height: 180px; /* Adjust image height for mobile cards */
  }
  .page-blog__post-title {
    font-size: 1.15rem;
  }
  .page-blog__faq-question {
    font-size: 1.1rem;
  }
}