/* tin-tuc.css */

/* General page styling */
.page-tin-tuc {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333333; /* Default text color for light body background */
  background-color: #FFFFFF; /* Matches shared.css var(--secondary-color) */
}

/* Hero Section */
.page-tin-tuc__hero-section {
  position: relative;
  padding-top: 10px; /* Small top padding, body handles --header-offset */
  margin-bottom: 40px;
  background-color: #f0f0f0; /* Light background for contrast */
}

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

.page-tin-tuc__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  filter: none; /* Ensure no CSS filter */
}

.page-tin-tuc__hero-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
  text-align: center;
  background-color: #ffffff; /* White background for text for readability */
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  border-radius: 8px;
  transform: translateY(-50px); /* Lift content slightly over image */
  position: relative; /* For z-index if needed */
  z-index: 1;
}

.page-tin-tuc__main-title {
  font-size: clamp(2em, 4vw, 2.8em); /* Responsive font size for H1 */
  font-weight: 700;
  color: #017439; /* Primary color for H1 */
  margin-bottom: 15px;
  line-height: 1.2;
}

.page-tin-tuc__description {
  font-size: 1.1em;
  color: #555555;
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* Buttons */
.page-tin-tuc__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

.page-tin-tuc__btn-primary,
.page-tin-tuc__btn-secondary,
.page-tin-tuc__btn-outline {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: 700;
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

.page-tin-tuc__btn-primary {
  background-color: #017439; /* Primary color */
  color: #ffffff;
  border: 2px solid #017439;
}

.page-tin-tuc__btn-primary:hover {
  background-color: #005a2d;
  border-color: #005a2d;
}

.page-tin-tuc__btn-secondary {
  background-color: #C30808; /* Register/Login color */
  color: #FFFF00; /* Register/Login font color */
  border: 2px solid #C30808;
}

.page-tin-tuc__btn-secondary:hover {
  background-color: #9c0606;
  border-color: #9c0606;
}

.page-tin-tuc__btn-outline {
  background-color: transparent;
  color: #017439;
  border: 1px solid #017439;
  padding: 8px 15px;
  font-size: 0.9em;
  align-self: flex-start; /* For flex containers */
}

.page-tin-tuc__btn-outline:hover {
  background-color: #017439;
  color: #ffffff;
}

/* General Section Styling */
.page-tin-tuc__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

.page-tin-tuc__section-title {
  font-size: clamp(1.8em, 3.5vw, 2.5em);
  color: #017439;
  text-align: center;
  margin-bottom: 20px;
  font-weight: 700;
}

.page-tin-tuc__section-description {
  font-size: 1.05em;
  color: #555555;
  text-align: center;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* Latest News Section */
.page-tin-tuc__latest-news-section {
  padding: 60px 0;
  background-color: #f9f9f9;
}

.page-tin-tuc__news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr); /* Changed from auto-fit */
  gap: 30px;
}

.page-tin-tuc__news-card {
  background-color: #ffffff;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%; /* Ensure cards stretch to fill grid cell */
}

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

.page-tin-tuc__news-card-image {
  width: 100%;
  height: 225px; /* Fixed height for consistent card appearance */
  object-fit: cover;
  display: block;
  filter: none; /* Ensure no CSS filter */
}

.page-tin-tuc__news-card-content {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.page-tin-tuc__news-card-title {
  font-size: 1.3em;
  color: #017439;
  margin-bottom: 10px;
  line-height: 1.3;
}

.page-tin-tuc__news-card-meta {
  font-size: 0.9em;
  color: #777777;
  margin-bottom: 15px;
}

.page-tin-tuc__news-card-excerpt {
  font-size: 1em;
  color: #555555;
  margin-bottom: 20px;
  flex-grow: 1; /* Pushes button to bottom */
}

.page-tin-tuc__view-all-button-wrapper {
  text-align: center;
  margin-top: 40px;
}

/* Featured Articles Section */
.page-tin-tuc__featured-articles-section {
  padding: 60px 0;
  background-color: #017439; /* Dark background */
  color: #ffffff; /* Light text */
}

.page-tin-tuc__featured-articles-section .page-tin-tuc__section-title,
.page-tin-tuc__featured-articles-section .page-tin-tuc__section-description {
  color: #ffffff;
}

.page-tin-tuc__article-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr); /* Changed from auto-fit */
  gap: 30px;
}

.page-tin-tuc__article-item {
  background-color: rgba(255, 255, 255, 0.1); /* Semi-transparent white background */
  padding: 25px;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
}

.page-tin-tuc__article-meta {
  font-size: 0.9em;
  color: #a0e0a0; /* Lighter green for meta info */
  margin-bottom: 10px;
}

.page-tin-tuc__article-meta span:not(:last-child) {
  margin-right: 15px;
}

.page-tin-tuc__article-title {
  font-size: 1.4em;
  margin-bottom: 15px;
  line-height: 1.3;
}

.page-tin-tuc__article-title a {
  color: #ffffff;
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-tin-tuc__article-title a:hover {
  color: #FFFF00; /* Highlight on hover */
}

.page-tin-tuc__article-excerpt {
  font-size: 1em;
  color: #f0f0f0;
}

/* Promotions News Section */
.page-tin-tuc__promotions-news-section {
  padding: 60px 0;
  background-color: #ffffff;
}

.page-tin-tuc__promo-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr); /* 2 columns for promo cards on desktop */
  gap: 30px;
}

.page-tin-tuc__promo-card {
  background-color: #f9f9f9;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.page-tin-tuc__promo-card-image {
  width: 100%;
  height: 225px;
  object-fit: cover;
  display: block;
  filter: none; /* Ensure no CSS filter */
}

.page-tin-tuc__promo-card-content {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.page-tin-tuc__promo-card-title {
  font-size: 1.3em;
  color: #017439;
  margin-bottom: 10px;
  line-height: 1.3;
}

.page-tin-tuc__promo-card-meta {
  font-size: 0.9em;
  color: #777777;
  margin-bottom: 15px;
}

.page-tin-tuc__promo-card-excerpt {
  font-size: 1em;
  color: #555555;
  margin-bottom: 20px;
  flex-grow: 1;
}

/* FAQ Section */
.page-tin-tuc__faq-section {
  padding: 60px 0;
  background-color: #f0f0f0;
}

.page-tin-tuc__faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.page-tin-tuc__faq-item {
  background-color: #ffffff;
  border-radius: 8px;
  margin-bottom: 15px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  overflow: hidden;
}

.page-tin-tuc__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.15em;
  font-weight: 600;
  color: #017439;
  cursor: pointer;
  list-style: none; /* Hide default marker for details/summary */
}

.page-tin-tuc__faq-question::-webkit-details-marker {
  display: none; /* Hide default marker for Webkit browsers */
}

.page-tin-tuc__faq-qtext {
  flex-grow: 1;
}

.page-tin-tuc__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  margin-left: 15px;
  transition: transform 0.3s ease;
  color: #555555;
}

.page-tin-tuc__faq-item[open] .page-tin-tuc__faq-toggle {
  transform: rotate(45deg); /* Rotate plus to become cross */
}

.page-tin-tuc__faq-answer {
  padding: 0 25px 20px;
  font-size: 1em;
  color: #555555;
}

/* CTA Section */
.page-tin-tuc__cta-section {
  padding: 60px 0;
  background-color: #017439; /* Primary color background */
  color: #ffffff;
  text-align: center;
}

.page-tin-tuc__cta-section .page-tin-tuc__section-title,
.page-tin-tuc__cta-section .page-tin-tuc__section-description {
  color: #ffffff;
}

.page-tin-tuc__cta-section .page-tin-tuc__cta-buttons {
  margin-top: 30px;
}

/* Footer Content (within main for BEM) */
.page-tin-tuc__footer-content {
  padding: 30px 0;
  background-color: #1a1a1a; /* Dark footer background */
  color: #cccccc;
  text-align: center;
  font-size: 0.9em;
}

.page-tin-tuc__copyright {
  margin: 0;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-tin-tuc__hero-content {
    transform: translateY(-30px);
  }
  .page-tin-tuc__news-grid,
  .page-tin-tuc__article-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  /* General mobile text scaling and padding */
  .page-tin-tuc {
    font-size: 16px;
    line-height: 1.6;
  }

  .page-tin-tuc__container,
  .page-tin-tuc__hero-content,
  .page-tin-tuc__news-grid,
  .page-tin-tuc__article-list,
  .page-tin-tuc__promo-cards,
  .page-tin-tuc__faq-list,
  .page-tin-tuc__cta-buttons {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  
  /* HERO 主图区域 */
  .page-tin-tuc__hero-section {
    padding-top: 10px; /* Small top padding, body handles --header-offset */
    margin-bottom: 20px;
  }

  .page-tin-tuc__hero-image {
    max-height: 300px !important; /* Adjust hero image height for mobile */
    width: 100% !important;
    height: auto !important;
  }

  .page-tin-tuc__hero-content {
    padding: 25px 15px;
    transform: translateY(-25px);
  }

  .page-tin-tuc__main-title {
    font-size: 1.8em;
    margin-bottom: 10px;
  }

  .page-tin-tuc__description {
    font-size: 1em;
    margin-bottom: 20px;
  }

  /* 按钮与按钮容器 */
  .page-tin-tuc__cta-buttons {
    flex-direction: column;
    gap: 15px;
    margin-top: 20px;
  }

  .page-tin-tuc__btn-primary,
  .page-tin-tuc__btn-secondary,
  .page-tin-tuc__btn-outline {
    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;
  }

  /* 博客卡片区 (News Grid) */
  .page-tin-tuc__news-grid,
  .page-tin-tuc__article-list,
  .page-tin-tuc__promo-cards {
    grid-template-columns: 1fr; /* Single column for cards */
    gap: 20px;
  }

  .page-tin-tuc__news-card-image,
  .page-tin-tuc__promo-card-image {
    height: 180px !important; /* Adjust card image height */
    width: 100% !important;
    height: auto !important;
  }

  .page-tin-tuc__news-card-title,
  .page-tin-tuc__promo-card-title {
    font-size: 1.15em;
  }

  .page-tin-tuc__article-title {
    font-size: 1.2em;
  }

  /* 通用图片与容器 */
  .page-tin-tuc img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block;
  }

  .page-tin-tuc__section-title {
    font-size: 1.6em;
    margin-bottom: 15px;
  }

  .page-tin-tuc__section-description {
    font-size: 0.95em;
    margin-bottom: 30px;
  }

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