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

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

.page-tin-tuc__hero-section {
  padding-top: 10px; /* Minimal top padding, body handles header offset */
  position: relative;
  background-color: #017439; /* Brand primary color for hero background */
  color: #ffffff;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.page-tin-tuc__hero-image-wrapper {
  width: 100%;
  max-height: 600px; /* Limit height to prevent overly tall hero */
  overflow: hidden;
}

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

.page-tin-tuc__hero-content {
  position: relative;
  z-index: 1;
  padding: 40px 20px;
  max-width: 800px;
  margin-top: -100px; /* Overlap slightly for visual effect, but text is below image */
  background: rgba(0, 0, 0, 0.4); /* Dark overlay for text readability */
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-tin-tuc__main-title {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
  color: #FFFF00; /* Special color for H1 as per brand guide */
}

.page-tin-tuc__intro-text {
  font-size: 1.1rem;
  margin-bottom: 30px;
  color: #ffffff;
}

.page-tin-tuc__section-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 30px;
  text-align: center;
  color: #017439; /* Brand primary color */
}

.page-tin-tuc__dark-section .page-tin-tuc__section-title {
  color: #ffffff;
}

.page-tin-tuc__sub-section-title {
  font-size: 1.8rem;
  font-weight: 600;
  margin-top: 40px;
  margin-bottom: 15px;
  color: #017439;
}

.page-tin-tuc__content-area p {
  margin-bottom: 15px;
  color: #333333;
}

.page-tin-tuc__news-list-section {
  padding: 60px 0;
  background-color: #017439; /* Dark background for news section */
  color: #ffffff;
}

.page-tin-tuc__news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-tin-tuc__news-card {
  background-color: #ffffff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-tin-tuc__news-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.page-tin-tuc__news-card-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

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

.page-tin-tuc__news-card-content {
  padding: 20px;
  color: #333333; /* Dark text on white card background */
}

.page-tin-tuc__news-card-title {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: #017439;
}

.page-tin-tuc__news-card-date {
  font-size: 0.9rem;
  color: #666666;
  margin-bottom: 15px;
}

.page-tin-tuc__news-card-excerpt {
  font-size: 1rem;
  color: #555555;
}

.page-tin-tuc__view-all-wrapper {
  text-align: center;
  margin-top: 50px;
}

.page-tin-tuc__btn-primary,
.page-tin-tuc__btn-secondary {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 5px;
  font-size: 1.1rem;
  font-weight: 600;
  text-decoration: none;
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
  cursor: pointer;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

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

.page-tin-tuc__btn-primary:hover {
  background-color: #a00606;
  border-color: #a00606;
}

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

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

.page-tin-tuc__cta-section {
  padding: 80px 0;
  background-color: #017439; /* Brand primary color */
  color: #ffffff;
  text-align: center;
}

.page-tin-tuc__cta-section p {
  font-size: 1.2rem;
  margin-bottom: 40px;
  color: #ffffff;
}

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

/* General content area for light background */
.page-tin-tuc__content-area {
  padding: 60px 0;
  background-color: #ffffff;
  color: #333333;
}

/* Responsive styles */
@media (max-width: 1024px) {
  .page-tin-tuc__container {
    padding: 20px 30px;
  }

  .page-tin-tuc__hero-content {
    padding: 30px 20px;
    margin-top: -80px;
  }

  .page-tin-tuc__main-title {
    font-size: clamp(2rem, 5vw, 3rem);
  }

  .page-tin-tuc__intro-text {
    font-size: 1rem;
  }

  .page-tin-tuc__section-title {
    font-size: 2rem;
  }

  .page-tin-tuc__sub-section-title {
    font-size: 1.6rem;
  }

  .page-tin-tuc__news-card-title {
    font-size: 1.2rem;
  }
}

@media (max-width: 768px) {
  .page-tin-tuc__hero-section {
    padding-top: 10px !important; /* Minimal top padding */
  }

  .page-tin-tuc__hero-image-wrapper {
    max-height: 300px;
  }

  .page-tin-tuc__hero-content {
    padding: 20px 15px;
    margin-top: -60px;
    border-radius: 0;
    background: rgba(0, 0, 0, 0.6);
  }

  .page-tin-tuc__main-title {
    font-size: clamp(1.8rem, 7vw, 2.5rem);
    margin-bottom: 15px;
  }

  .page-tin-tuc__intro-text {
    font-size: 0.95rem;
    margin-bottom: 20px;
  }

  .page-tin-tuc__section-title {
    font-size: 1.8rem;
    margin-bottom: 20px;
  }

  .page-tin-tuc__sub-section-title {
    font-size: 1.4rem;
    margin-top: 30px;
    margin-bottom: 10px;
  }

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

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

  .page-tin-tuc__news-card-title {
    font-size: 1.1rem;
  }

  .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;
    font-size: 1rem;
  }

  .page-tin-tuc__cta-buttons,
  .page-tin-tuc__button-group,
  .page-tin-tuc__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-direction: column !important; /* Stack buttons vertically */
    gap: 15px;
  }

  .page-tin-tuc img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block;
  }

  .page-tin-tuc__section,
  .page-tin-tuc__card,
  .page-tin-tuc__container,
  .page-tin-tuc__news-list-section,
  .page-tin-tuc__content-area,
  .page-tin-tuc__cta-section {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  
  .page-tin-tuc__hero-section {
    padding-left: 0;
    padding-right: 0;
  }

  .page-tin-tuc__news-list-section,
  .page-tin-tuc__content-area,
  .page-tin-tuc__cta-section {
    padding-left: 0;
    padding-right: 0;
  }
}