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

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

.page-blog {
  background-color: var(--page-blog-background-color);
  color: var(--page-blog-text-main);
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

.page-blog__section {
  padding: 60px 20px;
  text-align: center;
}

.page-blog__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
  box-sizing: border-box;
}

.page-blog__section-title {
  font-size: clamp(2em, 2.5vw, 2.8em);
  color: var(--page-blog-text-main);
  margin-bottom: 20px;
  font-weight: bold;
}

.page-blog__section-description {
  font-size: 1.1em;
  color: var(--page-blog-text-secondary);
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* Hero Section */
.page-blog__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding-top: 10px; /* Small top padding, body handles header offset */
  padding-bottom: 60px;
  background-color: var(--page-blog-background-color);
}

.page-blog__hero-image-wrapper {
  width: 100%;
  max-height: 600px;
  overflow: hidden;
}

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

.page-blog__hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 900px;
  margin-top: 40px;
  padding: 0 15px;
  box-sizing: border-box;
}

.page-blog__main-title {
  font-size: clamp(2.5em, 4vw, 3.5em);
  color: var(--page-blog-gold-color);
  margin-bottom: 20px;
  line-height: 1.2;
  font-weight: bold;
}

.page-blog__description {
  font-size: 1.2em;
  color: var(--page-blog-text-secondary);
  margin-bottom: 30px;
}

.page-blog__cta-button {
  display: inline-block;
  background: var(--page-blog-button-gradient);
  color: var(--page-blog-text-main);
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: background 0.3s ease, transform 0.3s ease;
  border: none;
  cursor: pointer;
  white-space: normal;
  word-wrap: break-word;
  box-sizing: border-box;
}

.page-blog__cta-button:hover {
  background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
  transform: translateY(-2px);
}

.page-blog__cta-button--secondary {
  background: var(--page-blog-card-background);
  border: 2px solid var(--page-blog-border-color);
  color: var(--page-blog-text-main);
}

.page-blog__cta-button--secondary:hover {
  background: var(--page-blog-deep-green-color);
  border-color: var(--page-blog-primary-color);
}

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

.page-blog__post-card {
  background-color: var(--page-blog-card-background);
  border-radius: 12px;
  overflow: hidden;
  text-align: left;
  text-decoration: none;
  color: var(--page-blog-text-main);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--page-blog-divider-color);
  display: flex;
  flex-direction: column;
}

.page-blog__post-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.page-blog__post-image {
  width: 100%;
  height: 225px; /* Fixed height for consistency */
  object-fit: cover;
  display: block;
}

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

.page-blog__post-category {
  display: inline-block;
  background-color: var(--page-blog-primary-color);
  color: var(--page-blog-text-main);
  padding: 5px 15px;
  border-radius: 20px;
  font-size: 0.85em;
  font-weight: bold;
  margin-bottom: 15px;
}

.page-blog__post-title {
  font-size: 1.4em;
  color: var(--page-blog-gold-color);
  margin-bottom: 10px;
  line-height: 1.4;
}

.page-blog__post-excerpt {
  font-size: 0.95em;
  color: var(--page-blog-text-secondary);
  margin-bottom: 15px;
  flex-grow: 1;
}

.page-blog__post-date {
  font-size: 0.8em;
  color: var(--page-blog-text-secondary);
  text-align: right;
  margin-top: auto;
}

.page-blog__view-all-wrapper {
  margin-top: 50px;
}

/* Categories Section */
.page-blog__dark-section {
  background-color: var(--page-blog-deep-green-color);
  color: var(--page-blog-text-main);
}

.page-blog__category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 25px;
  margin-top: 40px;
}

.page-blog__category-card {
  background-color: var(--page-blog-card-background);
  border-radius: 12px;
  padding: 30px;
  text-decoration: none;
  color: var(--page-blog-text-main);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--page-blog-border-color);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.page-blog__category-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);
}

.page-blog__category-icon {
  font-size: 3em;
  margin-bottom: 15px;
}

.page-blog__category-title {
  font-size: 1.5em;
  color: var(--page-blog-gold-color);
  margin-bottom: 10px;
}

.page-blog__category-desc {
  font-size: 0.95em;
  color: var(--page-blog-text-secondary);
}

/* Featured Article */
.page-blog__article-content {
  display: flex;
  gap: 40px;
  align-items: flex-start;
  text-align: left;
  margin-top: 40px;
}

.page-blog__article-image {
  width: 100%;
  max-width: 500px;
  height: auto;
  border-radius: 12px;
  object-fit: cover;
  display: block;
}

.page-blog__article-text {
  flex: 1;
}

.page-blog__article-subtitle {
  font-size: 1.8em;
  color: var(--page-blog-gold-color);
  margin-bottom: 20px;
}

.page-blog__article-text p {
  margin-bottom: 15px;
  color: var(--page-blog-text-secondary);
}

.page-blog__article-text .page-blog__cta-button {
  margin-top: 20px;
}

/* CTA Section */
.page-blog__cta-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

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

/* FAQ Section */
.page-blog__faq-list {
  max-width: 900px;
  margin: 40px auto 0 auto;
  text-align: left;
}

.page-blog__faq-item {
  background-color: var(--page-blog-card-background);
  border: 1px solid var(--page-blog-border-color);
  border-radius: 12px;
  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: 1.2em;
  font-weight: bold;
  color: var(--page-blog-gold-color);
  background-color: var(--page-blog-card-background);
  border-bottom: 1px solid var(--page-blog-divider-color);
}

.page-blog__faq-question::marker,
.page-blog__faq-question::-webkit-details-marker {
  display: none;
}

.page-blog__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  color: var(--page-blog-primary-color);
  transition: transform 0.3s ease;
}

.page-blog__faq-item[open] .page-blog__faq-toggle {
  transform: rotate(45deg);
}

.page-blog__faq-answer {
  padding: 15px 25px 20px;
  font-size: 1em;
  color: var(--page-blog-text-secondary);
  background-color: var(--page-blog-card-background);
}

/* Responsive Design */
@media (max-width: 992px) {
  .page-blog__hero-content {
    margin-top: 20px;
  }

  .page-blog__article-content {
    flex-direction: column;
    align-items: center;
  }

  .page-blog__article-image {
    max-width: 100%;
  }
}

@media (max-width: 768px) {
  .page-blog__section {
    padding: 40px 15px;
  }

  .page-blog__section-title {
    font-size: clamp(1.8em, 7vw, 2.5em);
  }

  .page-blog__description {
    font-size: 1em;
  }

  .page-blog__main-title {
    font-size: clamp(2em, 8vw, 3em);
  }

  /* Images responsiveness */
  .page-blog img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  .page-blog__hero-image-wrapper,
  .page-blog__posts-grid,
  .page-blog__category-grid,
  .page-blog__article-content,
  .page-blog__cta-container,
  .page-blog__faq-list,
  .page-blog__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }
  
  .page-blog__hero-section {
    padding-top: 10px !important; /* body handles header offset */
    padding-bottom: 40px !important;
  }

  .page-blog__posts-grid {
    grid-template-columns: 1fr;
  }

  .page-blog__post-image {
    height: 200px; /* Adjust height for smaller screens */
  }

  .page-blog__category-grid {
    grid-template-columns: 1fr;
  }

  .page-blog__article-image {
    width: 100%;
    max-width: 100%;
  }

  .page-blog__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }

  .page-blog__cta-button {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 20px;
    font-size: 1em;
  }

  .page-blog__faq-question {
    font-size: 1em;
    padding: 15px 20px;
  }

  .page-blog__faq-answer {
    padding: 10px 20px 15px;
  }
}

@media (max-width: 480px) {
  .page-blog__section {
    padding: 30px 10px;
  }

  .page-blog__container {
    padding: 0 10px;
  }

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

  .page-blog__cta-button {
    padding: 10px 15px;
  }
}