.page-tin-tuc {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333333; /* Default text color for light body background */
  background-color: #FFFFFF;
}

.page-tin-tuc__container {
  max-width: 1150px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

/* Hero Section */
.page-tin-tuc__hero-section {
  padding: 10px 0 60px 0; /* Small top padding, relying on body for header offset */
  text-align: center;
  background-color: #f8f8f8;
  color: #333333;
}

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

.page-tin-tuc__hero-title {
  font-size: 2.8em;
  font-weight: 700;
  line-height: 1.2;
  color: #017439;
  margin-bottom: 20px;
  max-width: 100%;
}

.page-tin-tuc__hero-description {
  font-size: 1.2em;
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-tin-tuc__hero-cta {
  display: flex;
  justify-content: center;
  gap: 15px;
  flex-wrap: wrap; /* Allow wrapping for multiple buttons */
}

/* Buttons */
.page-tin-tuc__btn-primary,
.page-tin-tuc__btn-secondary {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  cursor: pointer;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

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

.page-tin-tuc__btn-primary:hover {
  background-color: #a30606;
  border-color: #a30606;
}

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

.page-tin-tuc__btn-secondary:hover {
  background-color: #017439;
  color: #FFFFFF;
}

/* Section Titles */
.page-tin-tuc__section-title {
  font-size: 2.2em;
  font-weight: 700;
  color: #017439;
  text-align: center;
  margin-bottom: 40px;
  padding-top: 60px;
}

.page-tin-tuc__section-description {
  font-size: 1.1em;
  text-align: center;
  max-width: 900px;
  margin: -20px auto 50px auto;
  color: #555555;
}

/* Latest News Section */
.page-tin-tuc__latest-news {
  padding-bottom: 60px;
}

.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;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  transition: transform 0.3s ease;
  color: #333333;
}

.page-tin-tuc__news-card:hover {
  transform: translateY(-5px);
}

.page-tin-tuc__news-image {
  width: 100%;
  height: 250px; /* Fixed height for consistency */
  object-fit: cover;
  display: block;
}

.page-tin-tuc__news-content {
  padding: 25px;
}

.page-tin-tuc__news-title {
  font-size: 1.4em;
  font-weight: 600;
  margin-bottom: 10px;
  line-height: 1.3;
}

.page-tin-tuc__news-title a {
  color: #017439;
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-tin-tuc__news-title a:hover {
  color: #005a2e;
}

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

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

.page-tin-tuc__read-more {
  display: inline-block;
  color: #017439;
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s ease;
}

.page-tin-tuc__read-more:hover {
  color: #005a2e;
  text-decoration: underline;
}

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

/* Featured Articles Section */
.page-tin-tuc__featured-articles {
  padding-bottom: 60px;
}

.page-tin-tuc__article-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.page-tin-tuc__article-item {
  background-color: #ffffff;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  transition: transform 0.3s ease;
  color: #333333;
}

.page-tin-tuc__article-item:hover {
  transform: translateY(-5px);
}

.page-tin-tuc__article-image {
  width: 100%;
  height: 250px; /* Fixed height for consistency */
  object-fit: cover;
  display: block;
}

.page-tin-tuc__article-content {
  padding: 25px;
}

.page-tin-tuc__article-title {
  font-size: 1.4em;
  font-weight: 600;
  margin-bottom: 10px;
  line-height: 1.3;
}

.page-tin-tuc__article-title a {
  color: #017439;
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-tin-tuc__article-title a:hover {
  color: #005a2e;
}

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

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

/* Promo CTA Section */
.page-tin-tuc__promo-cta {
  background-color: #017439;
  color: #ffffff;
  padding: 80px 0;
  text-align: center;
}

.page-tin-tuc__promo-cta .page-tin-tuc__section-title {
  color: #ffffff;
  padding-top: 0;
}

.page-tin-tuc__promo-cta .page-tin-tuc__section-description {
  color: #f0f0f0;
}

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

.page-tin-tuc__promo-buttons .page-tin-tuc__btn-primary {
  background-color: #FFFF00; /* Yellow for prominence */
  color: #017439;
  border-color: #FFFF00;
}

.page-tin-tuc__promo-buttons .page-tin-tuc__btn-primary:hover {
  background-color: #e0e000;
  border-color: #e0e000;
}

.page-tin-tuc__promo-buttons .page-tin-tuc__btn-secondary {
  background-color: transparent;
  color: #ffffff;
  border-color: #ffffff;
}

.page-tin-tuc__promo-buttons .page-tin-tuc__btn-secondary:hover {
  background-color: #ffffff;
  color: #017439;
}

/* About Us Section */
.page-tin-tuc__about-us {
  padding: 80px 0;
  background-color: #f8f8f8;
  color: #333333;
}

.page-tin-tuc__text-block {
  font-size: 1.1em;
  margin-bottom: 25px;
  color: #555555;
  text-align: justify;
}

.page-tin-tuc__about-us-cta {
  text-align: center;
  margin-top: 40px;
}

/* Contact Support Section */
.page-tin-tuc__contact-support {
  background-color: #017439;
  color: #ffffff;
  padding: 80px 0;
  text-align: center;
}

.page-tin-tuc__contact-support .page-tin-tuc__section-title {
  color: #ffffff;
  padding-top: 0;
}

.page-tin-tuc__contact-support .page-tin-tuc__section-description {
  color: #f0f0f0;
}

.page-tin-tuc__contact-cta {
  text-align: center;
  margin-top: 40px;
}

.page-tin-tuc__contact-cta .page-tin-tuc__btn-secondary {
  background-color: #ffffff;
  color: #017439;
  border-color: #ffffff;
}

.page-tin-tuc__contact-cta .page-tin-tuc__btn-secondary:hover {
  background-color: #f0f0f0;
  color: #005a2e;
}

/* Image responsiveness */
.page-tin-tuc img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Mobile responsiveness */
@media (max-width: 768px) {
  .page-tin-tuc {
    font-size: 15px;
    line-height: 1.5;
  }

  /* 1. Top section (padding/spacing, CTA stacking) */
  .page-tin-tuc__hero-section {
    padding-top: 10px !important;
    padding-bottom: 40px;
  }

  .page-tin-tuc__hero-title {
    font-size: 2em;
    margin-bottom: 15px;
  }

  .page-tin-tuc__hero-description {
    font-size: 1em;
    margin-bottom: 25px;
  }

  .page-tin-tuc__hero-cta {
    flex-direction: column;
    gap: 10px;
    padding: 0 15px;
  }

  /* 2. Single column long-form containers (padding, font size, max-width) */
  .page-tin-tuc__container {
    padding: 0 15px !important;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-tin-tuc__section-title {
    font-size: 1.8em;
    margin-bottom: 30px;
    padding-top: 40px;
  }

  .page-tin-tuc__section-description {
    font-size: 1em;
    margin: -10px auto 30px auto;
  }

  .page-tin-tuc__text-block {
    font-size: 1em;
  }

  /* 3. Generic images and figures (max-width) */
  .page-tin-tuc img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-tin-tuc__news-image, .page-tin-tuc__article-image {
    height: 200px; /* Adjust height for mobile */
  }

  /* 4. Buttons and button containers (max-width, wrapping) */
  .page-tin-tuc__btn-primary,
  .page-tin-tuc__btn-secondary,
  .page-tin-tuc a[class*="button"],
  .page-tin-tuc 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-tin-tuc__promo-buttons,
  .page-tin-tuc__hero-cta,
  .page-tin-tuc__about-us-cta,
  .page-tin-tuc__contact-cta,
  .page-tin-tuc__view-all-btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-direction: column;
    gap: 15px;
  }

  .page-tin-tuc__news-grid, .page-tin-tuc__article-list {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-tin-tuc__news-card, .page-tin-tuc__article-item {
    margin: 0 5px; /* Slight margin to prevent edge-to-edge */
  }

  /* 5. Registration tutorial and FAQ blocks (readability) - Not applicable for this news page, but structure included for completeness */
  /* If there were specific elements for a tutorial or FAQ, their mobile styles would go here. */

  /* General section padding adjustment for mobile */
  .page-tin-tuc__latest-news,
  .page-tin-tuc__featured-articles,
  .page-tin-tuc__about-us,
  .page-tin-tuc__promo-cta,
  .page-tin-tuc__contact-support {
    padding: 40px 0;
  }
}