/* style/blog.css */
/* body đã padding-top: var(--header-offset) từ shared.css, không cần thêm tại đây */

:root {
  --page-blog-primary-color: #11A84E;
  --page-blog-secondary-color: #22C768;
  --page-blog-bg-color: #08160F;
  --page-blog-card-bg: #11271B;
  --page-blog-text-main: #F2FFF6;
  --page-blog-text-secondary: #A7D9B8;
  --page-blog-border-color: #2E7A4E;
  --page-blog-glow-color: #57E38D;
  --page-blog-gold-color: #F2C14E;
  --page-blog-divider-color: #1E3A2A;
  --page-blog-deep-green: #0A4B2C;
  --page-blog-button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
}

.page-blog {
  font-family: Arial, sans-serif;
  color: var(--page-blog-text-main); /* Default text color for the page */
  background-color: var(--page-blog-bg-color); /* Default background for main content sections if not overridden */
}

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

.page-blog__section-title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  text-align: center;
  margin-bottom: 40px;
  color: var(--page-blog-text-main);
  line-height: 1.2;
  letter-spacing: -0.5px;
}

.page-blog__description {
  font-size: 18px;
  line-height: 1.6;
  text-align: center;
  max-width: 800px;
  margin: 0 auto 30px auto;
  color: var(--page-blog-text-secondary);
}

.page-blog__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 500px;
  overflow: hidden;
  text-align: center;
  padding: 10px 0 60px 0; /* body handles padding-top, this is for internal spacing */
}

.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(0.4); /* Darken image for text readability */
}

.page-blog__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  padding: 20px;
  color: var(--page-blog-text-main);
}

.page-blog__main-title {
  font-size: clamp(32px, 5vw, 58px);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 20px;
  color: var(--page-blog-text-main);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.page-blog__hero-content .page-blog__description {
  font-size: 20px;
  margin-bottom: 40px;
  color: var(--page-blog-text-secondary);
}

.page-blog__btn-primary,
.page-blog__btn-secondary {
  display: inline-block;
  padding: 14px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  font-size: 18px;
  transition: all 0.3s ease;
  cursor: pointer;
  text-align: center;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-blog__btn-primary {
  background: var(--page-blog-button-gradient);
  color: #ffffff;
  border: none;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

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

.page-blog__btn-secondary {
  background: transparent;
  color: var(--page-blog-primary-color);
  border: 2px solid var(--page-blog-primary-color);
}

.page-blog__btn-secondary:hover {
  background: var(--page-blog-primary-color);
  color: #ffffff;
  transform: translateY(-2px);
}

.page-blog__latest-articles,
.page-blog__featured-guide,
.page-blog__cta-section {
  padding: 60px 0;
  background-color: var(--page-blog-bg-color); /* Matches custom background */
  color: var(--page-blog-text-main);
}

.page-blog__dark-section {
  background-color: var(--page-blog-card-bg);
  color: var(--page-blog-text-main);
}

.page-blog__light-bg {
  background-color: var(--page-blog-bg-color); /* Using the provided background color for 'light' sections */
  color: var(--page-blog-text-main);
}

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

.page-blog__article-card {
  background-color: var(--page-blog-card-bg); /* Custom Card BG */
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  color: var(--page-blog-text-main);
}

.page-blog__article-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.page-blog__card-link {
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.page-blog__article-thumbnail {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
}

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

.page-blog__article-title {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1.3;
  color: var(--page-blog-text-main);
}

.page-blog__article-meta {
  font-size: 14px;
  color: var(--page-blog-text-secondary);
  margin-bottom: 15px;
}

.page-blog__article-excerpt {
  font-size: 16px;
  line-height: 1.6;
  color: var(--page-blog-text-secondary);
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-blog__read-more {
  color: var(--page-blog-primary-color);
  font-weight: 600;
  display: block;
  margin-top: auto;
  align-self: flex-start;
}

.page-blog__cta-buttons {
  text-align: center;
  margin-top: 50px;
  display: flex;
  justify-content: center;
  gap: 20px;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

.page-blog__categories {
  padding: 60px 0;
  background-color: var(--page-blog-deep-green);
}

.page-blog__category-list {
  list-style: none;
  padding: 0;
  margin: 40px auto 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 15px;
  max-width: 900px;
}

.page-blog__category-item a {
  display: block;
  padding: 12px 25px;
  background-color: var(--page-blog-card-bg);
  border: 1px solid var(--page-blog-border-color);
  border-radius: 25px;
  text-decoration: none;
  color: var(--page-blog-text-main);
  font-size: 17px;
  font-weight: 500;
  transition: background-color 0.3s ease, transform 0.3s ease;
}

.page-blog__category-item a:hover {
  background-color: var(--page-blog-primary-color);
  transform: translateY(-3px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-blog__featured-card {
  display: flex;
  flex-direction: row;
  background-color: var(--page-blog-card-bg);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
  margin-top: 40px;
  color: var(--page-blog-text-main);
}

.page-blog__featured-thumbnail {
  width: 50%;
  height: auto;
  object-fit: cover;
  display: block;
}

.page-blog__featured-content {
  width: 50%;
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.page-blog__featured-title {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 15px;
  line-height: 1.2;
  color: var(--page-blog-text-main);
}

.page-blog__featured-meta {
  font-size: 16px;
  color: var(--page-blog-text-secondary);
  margin-bottom: 20px;
}

.page-blog__featured-excerpt {
  font-size: 18px;
  line-height: 1.7;
  color: var(--page-blog-text-secondary);
  margin-bottom: 30px;
}

.page-blog__faq-section {
  padding: 60px 0;
  background-color: var(--page-blog-bg-color);
}

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

.page-blog__faq-item {
  background-color: var(--page-blog-card-bg);
  border: 1px solid var(--page-blog-border-color);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  color: var(--page-blog-text-main);
}

.page-blog__faq-item summary {
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 20px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.3s ease;
  color: var(--page-blog-text-main);
}

.page-blog__faq-item summary::-webkit-details-marker {
  display: none;
}

.page-blog__faq-item summary:hover {
  background-color: var(--page-blog-deep-green);
}

.page-blog__faq-toggle {
  font-size: 24px;
  font-weight: 700;
  line-height: 1;
  color: var(--page-blog-primary-color);
}

.page-blog__faq-answer {
  padding: 0 25px 20px 25px;
  font-size: 17px;
  line-height: 1.7;
  color: var(--page-blog-text-secondary);
}

.page-blog__faq-answer p {
  margin: 0;
}

.page-blog__faq-answer a {
  color: var(--page-blog-primary-color);
  text-decoration: underline;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-blog__featured-card {
    flex-direction: column;
  }

  .page-blog__featured-thumbnail,
  .page-blog__featured-content {
    width: 100%;
  }
}

@media (max-width: 768px) {
  .page-blog__container {
    padding: 0 15px !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-blog__hero-section {
    min-height: 400px;
    padding-bottom: 40px;
  }

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

  .page-blog__main-title {
    font-size: clamp(28px, 8vw, 48px);
  }

  .page-blog__description {
    font-size: 16px;
    margin-bottom: 25px;
  }

  .page-blog__section-title {
    font-size: clamp(24px, 6vw, 36px);
    margin-bottom: 30px;
  }

  .page-blog__latest-articles,
  .page-blog__categories,
  .page-blog__featured-guide,
  .page-blog__faq-section,
  .page-blog__cta-section {
    padding: 40px 0;
  }

  .page-blog__article-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .page-blog__article-thumbnail {
    height: 180px;
  }

  .page-blog__article-title {
    font-size: 20px;
  }

  .page-blog__article-excerpt {
    font-size: 15px;
  }

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

  .page-blog__category-item a {
    padding: 10px 20px;
    font-size: 16px;
  }

  .page-blog__featured-title {
    font-size: 26px;
  }

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

  .page-blog__featured-excerpt {
    font-size: 16px;
  }

  .page-blog__faq-item summary {
    font-size: 18px;
    padding: 15px 20px;
  }

  .page-blog__faq-answer {
    font-size: 16px;
    padding: 0 20px 15px 20px;
  }

  .page-blog__cta-buttons {
    flex-direction: column;
    gap: 15px;
    padding: 0 15px !important; /* Ensure padding for buttons */
  }

  .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;
  }
  
  /* Image responsiveness for mobile */
  .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__hero-section, .page-blog__latest-articles, .page-blog__categories, .page-blog__featured-guide, .page-blog__faq-section, .page-blog__cta-section {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }
}

@media (max-width: 480px) {
  .page-blog__hero-section {
    min-height: 300px;
  }

  .page-blog__main-title {
    font-size: clamp(24px, 9vw, 40px);
  }

  .page-blog__section-title {
    font-size: clamp(22px, 7vw, 32px);
  }

  .page-blog__article-title {
    font-size: 18px;
  }

  .page-blog__featured-title {
    font-size: 24px;
  }

  .page-blog__faq-item summary {
    font-size: 16px;
    padding: 12px 15px;
  }

  .page-blog__faq-answer {
    font-size: 15px;
    padding: 0 15px 12px 15px;
  }
}