/* style/blog.css */
/* body đã có padding-top: var(--header-offset) từ shared.css, không lặp lại ở đây */
.page-blog {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #F2FFF6; /* Text Main */
  background-color: transparent; /* Background được quản lý bởi body trong shared.css */
}

.page-blog__section {
  padding: 60px 0;
  margin: 0 auto;
  max-width: 100%;
  box-sizing: border-box;
}

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

/* Hero Section */
.page-blog__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 10px 0 60px 0; /* Padding top nhỏ, body đã xử lý offset */
  box-sizing: border-box;
  overflow: hidden;
}

.page-blog__hero-image-wrapper {
  width: 100%;
  max-height: 500px; /* Limit height for hero image */
  overflow: hidden;
  position: relative;
}

.page-blog__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  filter: brightness(0.7); /* Giảm độ sáng để chữ dễ đọc hơn trên nền tối */
}

.page-blog__hero-content {
  position: relative; /* Đảm bảo nội dung nằm trên ảnh và không bị chồng lấp */
  z-index: 1;
  padding: 20px;
  max-width: 900px;
  margin-top: 20px; /* Khoảng cách giữa ảnh và nội dung */
}

.page-blog__hero-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: bold;
  color: #F2FFF6; /* Text Main */
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-blog__hero-description {
  font-size: 1.2rem;
  color: #A7D9B8; /* Text Secondary */
  margin-bottom: 30px;
}

.page-blog__hero-cta-button {
  display: inline-block;
  padding: 15px 30px;
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  color: #F2FFF6; /* Text Main */
  text-decoration: none;
  border-radius: 8px;
  font-weight: bold;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-blog__hero-cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

/* General Section Titles and Text Blocks */
.page-blog__section-title {
  font-size: 2.5rem;
  color: #F2FFF6; /* Text Main */
  text-align: center;
  margin-bottom: 40px;
  font-weight: bold;
}

.page-blog__sub-title {
  font-size: 1.8rem;
  color: #F2FFF6; /* Text Main */
  margin-top: 30px;
  margin-bottom: 15px;
  font-weight: bold;
}

.page-blog__text-block {
  font-size: 1.1rem;
  color: #A7D9B8; /* Text Secondary */
  margin-bottom: 20px;
  text-align: justify;
}

/* Category Grid */
.page-blog__category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-blog__card {
  background-color: #11271B; /* Card BG */
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid #2E7A4E; /* Border */
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.page-blog__card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.page-blog__card-title {
  font-size: 1.5rem;
  color: #F2FFF6; /* Text Main */
  margin-bottom: 15px;
  font-weight: bold;
}

.page-blog__card-description {
  font-size: 1rem;
  color: #A7D9B8; /* Text Secondary */
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-blog__card-link {
  display: inline-block;
  color: #57E38D; /* Glow */
  text-decoration: none;
  font-weight: bold;
  transition: color 0.3s ease;
}

.page-blog__card-link:hover {
  color: #2AD16F; /* Lighter green for hover */
}

/* Advantage List */
.page-blog__advantage-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-blog__advantage-item {
  background-color: #11271B; /* Card BG */
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
  border: 1px solid #2E7A4E; /* Border */
}

/* Latest Posts Section */
.page-blog__post-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-blog__post-card {
  padding: 0;
  overflow: hidden;
}

.page-blog__post-image {
  width: 100%;
  height: 220px; /* Fixed height for consistent card appearance */
  object-fit: cover;
  display: block;
  border-bottom: 1px solid #2E7A4E;
}

.page-blog__post-content {
  padding: 25px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.page-blog__post-title {
  font-size: 1.3rem;
  margin-bottom: 10px;
  line-height: 1.4;
  font-weight: bold;
}

.page-blog__post-title a {
  color: #F2FFF6; /* Text Main */
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-blog__post-title a:hover {
  color: #57E38D; /* Glow */
}

.page-blog__post-meta {
  font-size: 0.9rem;
  color: #A7D9B8; /* Text Secondary */
  margin-bottom: 15px;
}

.page-blog__post-excerpt {
  font-size: 1rem;
  color: #A7D9B8; /* Text Secondary */
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-blog__post-read-more {
  display: inline-block;
  color: #57E38D; /* Glow */
  text-decoration: none;
  font-weight: bold;
  transition: color 0.3s ease;
}

.page-blog__post-read-more:hover {
  color: #2AD16F; /* Lighter green for hover */
}

.page-blog__view-all-button-wrapper {
  text-align: center;
  margin-top: 50px;
}

.page-blog__view-all-button {
  display: inline-block;
  padding: 12px 25px;
  background: #0A4B2C; /* Deep Green */
  color: #F2FFF6; /* Text Main */
  text-decoration: none;
  border-radius: 8px;
  font-weight: bold;
  transition: background 0.3s ease;
  border: 1px solid #2E7A4E;
}

.page-blog__view-all-button:hover {
  background: #1E3A2A; /* Divider */
}

/* FAQ Section */
.page-blog__faq-list {
  margin-top: 40px;
}

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

.page-blog__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  cursor: pointer;
  font-size: 1.2rem;
  color: #F2FFF6; /* Text Main */
  font-weight: bold;
  user-select: none;
  transition: background-color 0.3s ease;
}

.page-blog__faq-question:hover {
  background-color: #1E3A2A; /* Divider */
}

.page-blog__faq-toggle {
  font-size: 1.5rem;
  margin-left: 15px;
  color: #57E38D; /* Glow */
}

.page-blog__faq-item[open] .page-blog__faq-toggle {
  content: '−';
}

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

.page-blog__faq-answer {
  padding: 0 25px 20px 25px;
  font-size: 1.05rem;
  color: #A7D9B8; /* Text Secondary */
  line-height: 1.5;
}

/* Call to Action Section */
.page-blog__call-to-action-section {
  text-align: center;
  background-color: #0A4B2C; /* Deep Green */
  padding: 80px 0;
}

.page-blog__call-to-action-section .page-blog__section-title {
  color: #F2FFF6; /* Text Main */
  margin-bottom: 25px;
}

.page-blog__call-to-action-section .page-blog__text-block {
  max-width: 800px;
  margin: 0 auto 40px auto;
  color: #A7D9B8; /* Text Secondary */
}

.page-blog__main-cta {
  display: inline-block;
  padding: 18px 40px;
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  color: #F2FFF6; /* Text Main */
  text-decoration: none;
  border-radius: 10px;
  font-weight: bold;
  font-size: 1.2rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
  border: none;
}

.page-blog__main-cta:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-blog__hero-title {
    font-size: clamp(2rem, 4.5vw, 3rem);
  }

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

  .page-blog__sub-title {
    font-size: 1.6rem;
  }
}

@media (max-width: 768px) {
  .page-blog {
    font-size: 16px;
    line-height: 1.6;
  }

  .page-blog__hero-section {
    padding: 10px 0 40px 0;
  }

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

  .page-blog__hero-title {
    font-size: 2.2rem;
  }

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

  .page-blog__hero-cta-button {
    padding: 12px 25px;
    font-size: 1rem;
  }

  .page-blog__section {
    padding: 40px 0;
  }

  .page-blog__container {
    padding: 0 15px;
  }

  .page-blog__section-title {
    font-size: 1.8rem;
    margin-bottom: 30px;
  }

  .page-blog__sub-title {
    font-size: 1.4rem;
  }

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

  .page-blog__category-grid,
  .page-blog__advantage-list,
  .page-blog__post-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-blog__post-image {
    height: 180px;
  }

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

  .page-blog__post-title {
    font-size: 1.2rem;
  }

  .page-blog__post-excerpt {
    font-size: 0.95rem;
  }

  .page-blog__faq-question {
    font-size: 1rem;
    padding: 18px 20px;
  }

  .page-blog__faq-answer {
    font-size: 0.95rem;
    padding: 0 20px 18px 20px;
  }

  .page-blog__call-to-action-section {
    padding: 60px 0;
  }

  .page-blog__main-cta {
    padding: 15px 30px;
    font-size: 1.1rem;
  }

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

  /* Responsive Containers */
  .page-blog__section,
  .page-blog__card,
  .page-blog__container,
  .page-blog__hero-section,
  .page-blog__hero-image-wrapper,
  .page-blog__hero-content,
  .page-blog__category-card,
  .page-blog__advantage-item,
  .page-blog__post-card,
  .page-blog__faq-item,
  .page-blog__call-to-action-section {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  /* Add horizontal padding to main sections if needed for mobile */
  .page-blog__introduction-section .page-blog__container,
  .page-blog__featured-categories .page-blog__container,
  .page-blog__why-read-section .page-blog__container,
  .page-blog__latest-posts-section .page-blog__container,
  .page-blog__faq-section .page-blog__container,
  .page-blog__call-to-action-section .page-blog__container {
    padding-left: 15px !important;
    padding-right: 15px !important;
  }

  /* Responsive Buttons */
  .page-blog__cta-button,
  .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__cta-buttons,
  .page-blog__button-group,
  .page-blog__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-wrap: wrap !important;
    gap: 10px;
  }

  .page-blog__cta-buttons {
    display: flex;
    flex-direction: column;
  }

  .page-blog__view-all-button {
    width: auto !important; /* Allow button to size naturally */
    max-width: 100% !important;
    padding-left: 20px !important;
    padding-right: 20px !important;
  }
}

@media (max-width: 480px) {
  .page-blog__hero-title {
    font-size: 1.8rem;
  }

  .page-blog__section-title {
    font-size: 1.6rem;
  }

  .page-blog__card-title {
    font-size: 1.3rem;
  }

  .page-blog__post-title {
    font-size: 1.1rem;
  }

  .page-blog__faq-question {
    font-size: 0.95rem;
  }
}