.page-blog {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #F2FFF6; /* Text Main */
  background-color: #08160F; /* Background */
}

.page-blog__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 500px;
  padding: 10px 20px 60px;
  overflow: hidden;
}

.page-blog__hero-image-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.page-blog__hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.5); /* Giảm độ sáng để chữ dễ đọc hơn trên hình ảnh */
}

.page-blog__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  padding: 20px;
  background-color: rgba(0, 0, 0, 0.4); /* Nền tối nhẹ để tăng độ tương phản cho chữ */
  border-radius: 10px;
}

.page-blog__main-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  color: #F2FFF6; /* Text Main */
  margin-bottom: 20px;
  font-weight: bold;
}

.page-blog__intro-text {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: #A7D9B8; /* Text Secondary */
  margin-bottom: 30px;
}

.page-blog__cta-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

.page-blog__btn-primary,
.page-blog__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: all 0.3s ease;
  white-space: normal;
  word-wrap: break-word;
  max-width: 100%;
  box-sizing: border-box;
  text-align: center;
}

.page-blog__btn-primary {
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  color: #ffffff; /* Đảm bảo tương phản cao */
  border: 2px solid transparent;
}

.page-blog__btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(34, 199, 104, 0.4);
}

.page-blog__btn-secondary {
  background: transparent;
  color: #F2FFF6; /* Đảm bảo tương phản cao trên nền tối */
  border: 2px solid #22C768;
}

.page-blog__btn-secondary:hover {
  transform: translateY(-3px);
  background-color: rgba(34, 199, 104, 0.2);
  box-shadow: 0 5px 15px rgba(34, 199, 104, 0.2);
}

.page-blog__section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 20px;
  box-sizing: border-box;
}

.page-blog__section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  color: #F2FFF6; /* Text Main */
  text-align: center;
  margin-bottom: 20px;
  font-weight: bold;
}

.page-blog__section-description {
  font-size: clamp(0.9rem, 1.5vw, 1.1rem);
  color: #A7D9B8; /* Text Secondary */
  text-align: center;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

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

.page-blog__post-card,
.page-blog__advantage-card {
  background-color: #11271B; /* Card B G */
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid #2E7A4E; /* Border */
}

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

.page-blog__post-image-wrapper {
  width: 100%;
  height: 225px; /* Fixed height for consistency */
  overflow: hidden;
}

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

.page-blog__post-content {
  padding: 25px;
}

.page-blog__post-title,
.page-blog__advantage-title {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  color: #F2FFF6; /* Text Main */
  margin-bottom: 10px;
  font-weight: bold;
}

.page-blog__post-title a {
  color: inherit;
  text-decoration: none;
}

.page-blog__post-title a:hover {
  color: #22C768; /* Auxiliary Color */
}

.page-blog__post-meta {
  font-size: 0.85rem;
  color: #A7D9B8; /* Text Secondary */
  margin-bottom: 15px;
}

.page-blog__post-excerpt,
.page-blog__advantage-text {
  font-size: 0.95rem;
  color: #A7D9B8; /* Text Secondary */
  margin-bottom: 20px;
}

.page-blog__read-more {
  display: inline-flex;
  align-items: center;
  color: #22C768; /* Auxiliary Color */
  text-decoration: none;
  font-weight: bold;
}

.page-blog__read-more:hover {
  text-decoration: underline;
}

.page-blog__arrow {
  margin-left: 5px;
  transition: margin-left 0.3s ease;
}

.page-blog__read-more:hover .page-blog__arrow {
  margin-left: 10px;
}

.page-blog__category-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 15px;
  margin-top: 30px;
}

.page-blog__category-item {
  background-color: #11271B; /* Card B G */
  color: #F2FFF6; /* Text Main */
  padding: 10px 20px;
  border-radius: 25px;
  text-decoration: none;
  font-size: 0.9rem;
  transition: background-color 0.3s ease, color 0.3s ease;
  border: 1px solid #2E7A4E; /* Border */
}

.page-blog__category-item:hover {
  background-color: #22C768; /* Auxiliary Color */
  color: #08160F; /* Background color for contrast */
  border-color: #22C768;
}

.page-blog__faq-section {
  background-color: #0A4B2C; /* Deep Green */
  padding: 60px 20px;
}

.page-blog__faq-list {
  max-width: 900px;
  margin: 40px auto 0;
}

.page-blog__faq-item {
  background-color: #11271B; /* Card B G */
  border-radius: 8px;
  margin-bottom: 15px;
  border: 1px solid #2E7A4E; /* Border */
  overflow: hidden;
}

.page-blog__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  cursor: pointer;
  color: #F2FFF6; /* Text Main */
  font-weight: bold;
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  user-select: none;
  list-style: none; /* For <summary> tag */
}

.page-blog__faq-question::-webkit-details-marker {
  display: none; /* Hide default marker for <summary> */
}

.page-blog__faq-toggle {
  font-size: 1.5rem;
  line-height: 1;
  margin-left: 15px;
  color: #22C768; /* Auxiliary Color */
}

.page-blog__faq-answer {
  padding: 0 20px 20px;
  color: #A7D9B8; /* Text Secondary */
  font-size: 0.95rem;
}

.page-blog__promo-cta {
  background: linear-gradient(90deg, #11A84E 0%, #22C768 100%);
  text-align: center;
  padding: 80px 20px;
  border-radius: 10px;
  margin-top: 60px;
  margin-bottom: 60px;
}

.page-blog__promo-title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  color: #F2FFF6; /* Text Main */
  margin-bottom: 20px;
  font-weight: bold;
}

.page-blog__promo-description {
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  color: #F2FFF6; /* Text Main */
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* --- Responsive Styles --- */
@media (max-width: 768px) {
  .page-blog__hero-section {
    min-height: 400px;
    padding: 10px 15px 40px;
  }

  .page-blog__hero-content {
    padding: 15px;
  }

  .page-blog__main-title {
    font-size: 2rem;
  }

  .page-blog__intro-text {
    font-size: 1rem;
  }

  .page-blog__cta-buttons {
    flex-direction: column;
    gap: 15px;
    padding: 0 15px; /* Add padding to container */
  }

  .page-blog__btn-primary,
  .page-blog__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 20px;
  }

  .page-blog__section {
    padding: 40px 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-blog__section-title {
    font-size: 1.5rem;
  }

  .page-blog__section-description {
    font-size: 0.9rem;
  }

  .page-blog__posts-grid,
  .page-blog__why-choose-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .page-blog__post-card,
  .page-blog__advantage-card {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-blog__post-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-blog__post-image-wrapper {
    height: auto;
  }

  .page-blog__category-list {
    gap: 10px;
    padding: 0 10px;
  }

  .page-blog__category-item {
    padding: 8px 15px;
    font-size: 0.85rem;
  }

  .page-blog__faq-section {
    padding: 40px 15px;
  }

  .page-blog__faq-list {
    margin-top: 25px;
  }

  .page-blog__faq-question {
    font-size: 1rem;
    padding: 15px;
  }

  .page-blog__faq-answer {
    padding: 0 15px 15px;
  }

  .page-blog__promo-cta {
    padding: 60px 15px;
    margin-top: 40px;
    margin-bottom: 40px;
  }

  .page-blog__promo-title {
    font-size: 1.8rem;
  }

  .page-blog__promo-description {
    font-size: 1rem;
  }

  /* Mandatory image responsiveness */
  .page-blog img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  .page-blog__section,
  .page-blog__card,
  .page-blog__container,
  .page-blog__posts-grid,
  .page-blog__why-choose-grid,
  .page-blog__faq-list,
  .page-blog__promo-cta {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    /* padding-left and padding-right are handled by section padding */
    overflow: hidden !important;
  }
  .page-blog__hero-image-wrapper {
    height: 100%;
  }

  /* Ensure no horizontal scroll for elements that might contain images/buttons */
  .page-blog__hero-section,
  .page-blog__latest-posts,
  .page-blog__why-choose,
  .page-blog__categories,
  .page-blog__faq-section,
  .page-blog__promo-cta {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow-x: hidden !important;
  }
}