.page-tin-tuc {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #333333; /* Default text color for light body background */
  background-color: #FFFFFF; /* Explicitly set for content area if shared.css doesn't */
}

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

.page-tin-tuc__section-title {
  font-size: 32px;
  font-weight: 700;
  color: #017439;
  text-align: center;
  margin-bottom: 40px;
  position: relative;
  padding-bottom: 15px;
}

.page-tin-tuc__section-title::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background-color: #017439;
  border-radius: 2px;
}

/* Hero Section */
.page-tin-tuc__hero-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 10px; /* Small top padding, assuming shared.css handles body padding-top */
  padding-bottom: 60px;
  background: linear-gradient(180deg, #e0ffe0 0%, #ffffff 100%);
  text-align: center;
}

.page-tin-tuc__hero-image {
  width: 100%;
  max-width: 1200px;
  margin-bottom: 30px;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

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

.page-tin-tuc__hero-content {
  max-width: 900px;
  padding: 0 20px;
}

.page-tin-tuc__hero-title {
  font-size: clamp(28px, 4vw, 48px); /* H1 clamp for responsiveness */
  font-weight: 800;
  color: #017439;
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-tin-tuc__hero-description {
  font-size: 18px;
  color: #555;
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-tin-tuc__hero-actions {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Buttons */
.page-tin-tuc__btn-primary,
.page-tin-tuc__btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 8px;
  font-size: 18px;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.3s ease;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

.page-tin-tuc__btn-primary {
  background-color: #017439;
  color: #FFFFFF;
  border: 2px solid #017439;
}

.page-tin-tuc__btn-primary:hover {
  background-color: #005a2d;
  border-color: #005a2d;
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(1, 116, 57, 0.3);
}

.page-tin-tuc__btn-secondary {
  background-color: #FFFFFF;
  color: #017439;
  border: 2px solid #017439;
}

.page-tin-tuc__btn-secondary:hover {
  background-color: #f0f0f0;
  border-color: #005a2d;
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

/* 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(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
}

.page-tin-tuc__news-card {
  background-color: #FFFFFF;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
}

.page-tin-tuc__news-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
}

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

.page-tin-tuc__news-thumbnail {
  width: 100%;
  height: 220px; /* Fixed height for consistency */
  object-fit: cover;
  display: block;
}

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

.page-tin-tuc__card-title {
  font-size: 22px;
  font-weight: 700;
  color: #017439;
  margin-bottom: 10px;
  line-height: 1.3;
}

.page-tin-tuc__card-date {
  font-size: 14px;
  color: #777;
  margin-bottom: 15px;
}

.page-tin-tuc__card-excerpt {
  font-size: 16px;
  color: #555;
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-tin-tuc__read-more {
  font-size: 16px;
  font-weight: 600;
  color: #017439;
  text-decoration: none;
  align-self: flex-start;
}

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

.page-tin-tuc__view-all-button-container {
  text-align: center;
}

/* Article Section */
.page-tin-tuc__article-section {
  padding: 60px 0;
  background-color: #FFFFFF;
}

.page-tin-tuc__article-body {
  max-width: 900px;
  margin: 0 auto;
  font-size: 17px;
  line-height: 1.8;
  color: #333333;
}

.page-tin-tuc__article-body h3.page-tin-tuc__article-subtitle {
  font-size: 28px;
  font-weight: 700;
  color: #017439;
  margin-top: 40px;
  margin-bottom: 20px;
  line-height: 1.3;
}

.page-tin-tuc__article-body h4 {
  font-size: 22px;
  font-weight: 600;
  color: #017439;
  margin-top: 30px;
  margin-bottom: 15px;
}

.page-tin-tuc__article-body p {
  margin-bottom: 20px;
}

.page-tin-tuc__article-body ul,
.page-tin-tuc__article-body ol {
  margin-bottom: 20px;
  padding-left: 25px;
}

.page-tin-tuc__article-body li {
  margin-bottom: 10px;
}

.page-tin-tuc__article-figure {
  margin: 40px 0;
  text-align: center;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-tin-tuc__article-figure img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
}

.page-tin-tuc__article-figure figcaption {
  font-size: 15px;
  color: #777;
  margin-top: 10px;
  padding: 10px;
  background-color: #f5f5f5;
}

.page-tin-tuc__cta-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  margin-top: 40px;
  flex-wrap: wrap;
}

/* FAQ Section */
.page-tin-tuc__faq-section {
  padding: 60px 0;
  background-color: #f0fff0;
}

.page-tin-tuc__faq-list {
  max-width: 900px;
  margin: 0 auto;
}

details.page-tin-tuc__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  border: 1px solid #e0e0e0;
  overflow: hidden;
  background: #fff;
}

details.page-tin-tuc__faq-item summary.page-tin-tuc__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
}

details.page-tin-tuc__faq-item summary.page-tin-tuc__faq-question::-webkit-details-marker {
  display: none;
}

details.page-tin-tuc__faq-item summary.page-tin-tuc__faq-question:hover {
  background: #f5f5f5;
}

.page-tin-tuc__faq-qtext {
  flex: 1;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: #333;
}

.page-tin-tuc__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: #017439;
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}

details.page-tin-tuc__faq-item[open] .page-tin-tuc__faq-toggle {
  color: #C30808; /* Change color when open */
}

details.page-tin-tuc__faq-item .page-tin-tuc__faq-answer {
  padding: 0 20px 20px;
  background: #f9f9f9;
  border-radius: 0 0 5px 5px;
  color: #555;
}

/* --- Responsive Styles --- */

/* Tablet and Mobile */
@media (max-width: 1024px) {
  .page-tin-tuc__hero-title {
    font-size: clamp(26px, 5vw, 40px);
  }

  .page-tin-tuc__section-title {
    font-size: 28px;
  }

  .page-tin-tuc__news-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
  }

  .page-tin-tuc__news-thumbnail {
    height: 180px;
  }

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

  .page-tin-tuc__article-body {
    font-size: 16px;
  }

  .page-tin-tuc__article-body h3.page-tin-tuc__article-subtitle {
    font-size: 26px;
  }

  .page-tin-tuc__article-body h4 {
    font-size: 20px;
  }

  details.page-tin-tuc__faq-item summary.page-tin-tuc__faq-question {
    padding: 15px;
  }

  .page-tin-tuc__faq-qtext {
    font-size: 17px;
  }

  .page-tin-tuc__faq-toggle {
    font-size: 22px;
  }

  details.page-tin-tuc__faq-item .page-tin-tuc__faq-answer {
    padding: 0 15px 15px;
  }
}

/* Mobile Specific Styles */
@media (max-width: 768px) {
  .page-tin-tuc__container {
    padding: 15px !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    overflow-x: hidden;
  }

  /* HERO Section Mobile */
  .page-tin-tuc__hero-section {
    padding-top: 10px;
    padding-bottom: 40px;
  }

  .page-tin-tuc__hero-image {
    margin-bottom: 20px;
    border-radius: 0;
  }

  .page-tin-tuc__hero-image img {
    object-fit: contain !important; /* Ensure image is not cropped */
    aspect-ratio: unset !important; /* Allow natural aspect ratio */
    width: 100% !important;
    height: auto !important;
  }

  .page-tin-tuc__hero-content {
    padding: 0 15px;
  }

  .page-tin-tuc__hero-title {
    font-size: 24px;
    margin-bottom: 15px;
  }

  .page-tin-tuc__hero-description {
    font-size: 16px;
    margin-bottom: 25px;
  }

  .page-tin-tuc__hero-actions {
    flex-direction: column;
    gap: 15px;
    width: 100%;
  }

  /* Buttons Mobile */
  .page-tin-tuc__btn-primary,
  .page-tin-tuc__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    font-size: 16px;
    padding: 12px 20px;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-tin-tuc__cta-buttons {
    flex-direction: column;
    gap: 15px;
    width: 100% !important;
    max-width: 100% !important;
    padding-left: 15px;
    padding-right: 15px;
    box-sizing: border-box !important;
  }

  /* Section Titles Mobile */
  .page-tin-tuc__section-title {
    font-size: 24px;
    margin-bottom: 30px;
    padding-bottom: 10px;
  }

  /* Latest News Section Mobile */
  .page-tin-tuc__latest-news-section {
    padding: 40px 0;
  }

  .page-tin-tuc__news-grid {
    grid-template-columns: 1fr; /* Single column for mobile */
    gap: 25px;
  }

  .page-tin-tuc__news-thumbnail {
    height: 200px;
  }

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

  .page-tin-tuc__card-date,
  .page-tin-tuc__card-excerpt,
  .page-tin-tuc__read-more {
    font-size: 14px;
  }

  /* Article Section Mobile */
  .page-tin-tuc__article-section {
    padding: 40px 0;
  }

  .page-tin-tuc__article-body {
    font-size: 15px;
    padding: 0 10px;
    width: 100% !important; /* Ensure content doesn't overflow */
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-tin-tuc__article-body h3.page-tin-tuc__article-subtitle {
    font-size: 22px;
    margin-top: 30px;
    margin-bottom: 15px;
  }

  .page-tin-tuc__article-body h4 {
    font-size: 18px;
    margin-top: 25px;
    margin-bottom: 10px;
  }

  .page-tin-tuc__article-figure {
    margin: 30px 0;
  }

  .page-tin-tuc__article-figure img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-tin-tuc__article-figure figcaption {
    font-size: 13px;
  }

  /* Generic Images Mobile */
  .page-tin-tuc img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  /* FAQ Section Mobile */
  .page-tin-tuc__faq-section {
    padding: 40px 0;
  }

  details.page-tin-tuc__faq-item summary.page-tin-tuc__faq-question {
    padding: 15px;
  }

  .page-tin-tuc__faq-qtext {
    font-size: 16px;
  }

  .page-tin-tuc__faq-toggle {
    font-size: 20px;
    width: 24px;
    height: 24px;
  }

  details.page-tin-tuc__faq-item .page-tin-tuc__faq-answer {
    padding: 0 15px 15px;
  }
}