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

.page-tin-tuc__section {
  padding: 40px 20px;
  max-width: 1200px;
  margin: 0 auto;
}

.page-tin-tuc__hero-section {
  position: relative;
  overflow: hidden;
  padding-top: 10px; /* Small top padding */
}

.page-tin-tuc__hero-content-wrapper {
  display: flex;
  flex-direction: column; /* Ensure image is above text */
  align-items: center;
  gap: 20px;
  max-width: 1200px;
  margin: 0 auto;
}

.page-tin-tuc__hero-image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-tin-tuc__hero-text-container {
  text-align: center;
  padding: 20px 0;
}

.page-tin-tuc__main-title {
  font-size: clamp(2em, 3.5vw, 2.8em); /* Clamp for H1, no fixed large value */
  font-weight: 700;
  color: #26A9E0; /* Brand color for main title */
  margin-bottom: 15px;
  line-height: 1.2;
}

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

.page-tin-tuc__cta-group {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap; /* Allow wrapping on smaller screens */
  width: 100%;
  max-width: 600px;
  margin: 0 auto;
}

.page-tin-tuc__cta-button {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 8px;
  font-weight: 700;
  text-decoration: none;
  transition: background-color 0.3s ease, color 0.3s ease;
  max-width: 100%; /* Ensure button adapts to container width */
  box-sizing: border-box;
  white-space: normal; /* Allow text wrapping */
  word-wrap: break-word; /* Break long words */
  text-align: center;
}

.page-tin-tuc__cta-button--primary {
  background-color: #26A9E0;
  color: #FFFFFF;
  border: 2px solid #26A9E0;
}

.page-tin-tuc__cta-button--primary:hover {
  background-color: #1a8cc7;
  border-color: #1a8cc7;
}

.page-tin-tuc__cta-button--secondary {
  background-color: #FFFFFF;
  color: #26A9E0;
  border: 2px solid #26A9E0;
}

.page-tin-tuc__cta-button--secondary:hover {
  background-color: #e0f2f7;
  color: #26A9E0;
}

.page-tin-tuc__container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 15px;
}

.page-tin-tuc__section-title {
  font-size: 2.2em;
  font-weight: 700;
  color: #26A9E0;
  text-align: center;
  margin-bottom: 20px;
  line-height: 1.3;
}

.page-tin-tuc__section-description {
  font-size: 1.1em;
  text-align: center;
  max-width: 900px;
  margin: 0 auto 40px auto;
  color: #555555;
}

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

.page-tin-tuc__article-card {
  background-color: #FFFFFF;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  height: 100%; /* Ensure cards have equal height */
  display: flex;
  flex-direction: column;
}

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

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

.page-tin-tuc__article-thumbnail {
  width: 100%;
  height: 200px; /* Fixed height for thumbnails */
  object-fit: cover;
  display: block;
}

.page-tin-tuc__article-content {
  padding: 20px;
  flex-grow: 1; /* Allow content to fill available space */
  display: flex;
  flex-direction: column;
}

.page-tin-tuc__article-title {
  font-size: 1.3em;
  font-weight: 600;
  color: #26A9E0;
  margin-bottom: 10px;
  line-height: 1.4;
}

.page-tin-tuc__article-excerpt {
  font-size: 0.95em;
  color: #666666;
  margin-bottom: 15px;
  flex-grow: 1;
}

.page-tin-tuc__article-date {
  font-size: 0.85em;
  color: #999999;
  align-self: flex-end; /* Push date to bottom */
  margin-top: auto;
}

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

.page-tin-tuc__dark-section {
  background-color: #26A9E0; /* Brand color as background */
  color: #FFFFFF; /* White text for contrast */
}

.page-tin-tuc__dark-section .page-tin-tuc__section-title,
.page-tin-tuc__dark-section .page-tin-tuc__section-description {
  color: #FFFFFF;
}

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

.page-tin-tuc__feature-card {
  background-color: rgba(255, 255, 255, 0.15); /* Slightly transparent white for dark background */
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  transition: background-color 0.3s ease;
}

.page-tin-tuc__feature-card:hover {
  background-color: rgba(255, 255, 255, 0.25);
}

.page-tin-tuc__feature-icon {
  width: 100%;
  height: 200px; /* Fixed height for feature images */
  object-fit: cover;
  margin-bottom: 20px;
  border-radius: 8px;
}

.page-tin-tuc__feature-title {
  font-size: 1.4em;
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: 15px;
}

.page-tin-tuc__feature-text {
  font-size: 1em;
  color: #f0f0f0;
}

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

.page-tin-tuc__promo-card {
  background-color: #FFFFFF;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  padding: 30px;
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.page-tin-tuc__promo-title {
  font-size: 1.5em;
  font-weight: 600;
  color: #26A9E0;
  margin-bottom: 15px;
}

.page-tin-tuc__promo-text {
  font-size: 1em;
  color: #666666;
  margin-bottom: 25px;
  flex-grow: 1;
}

.page-tin-tuc__advantage-list {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 30px;
}

.page-tin-tuc__advantage-item {
  background-color: #FFFFFF;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  padding: 30px;
  text-align: center;
}

.page-tin-tuc__advantage-title {
  font-size: 1.4em;
  font-weight: 600;
  color: #26A9E0;
  margin-bottom: 10px;
}

.page-tin-tuc__advantage-text {
  font-size: 1em;
  color: #666666;
}

/* Mobile Responsive Styles */
@media (max-width: 1024px) {
  .page-tin-tuc__main-title {
    font-size: clamp(1.8em, 4.5vw, 2.5em);
  }

  .page-tin-tuc__section-title {
    font-size: 1.8em;
  }

  .page-tin-tuc__article-thumbnail,
  .page-tin-tuc__feature-icon {
    height: 180px;
  }
}

@media (max-width: 768px) {
  /* 1. Top section title + dual CTA */
  .page-tin-tuc__hero-section {
    padding-top: 10px !important; /* Small top padding */
  }

  .page-tin-tuc__main-title {
    font-size: clamp(1.5em, 6vw, 2em) !important;
  }

  .page-tin-tuc__intro-text {
    font-size: 1em;
    padding: 0 15px;
  }

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

  .page-tin-tuc__cta-button {
    width: 100% !important;
    max-width: 100% !important;
    padding-left: 15px !important;
    padding-right: 15px !important;
  }

  /* 2. Single column long text container */
  .page-tin-tuc__section {
    padding: 30px 15px;
  }

  .page-tin-tuc__container {
    padding: 0; /* Container padding handled by section padding */
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-tin-tuc__section-title {
    font-size: 1.5em !important;
    padding: 0 15px;
  }

  .page-tin-tuc__section-description {
    font-size: 0.95em;
    padding: 0 15px;
    margin-bottom: 30px;
  }

  /* 3. General images and figure */
  .page-tin-tuc img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block;
  }

  .page-tin-tuc__article-thumbnail,
  .page-tin-tuc__feature-icon {
    height: 160px;
  }

  /* 4. Buttons and button containers */
  .page-tin-tuc__cta-button,
  .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__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-wrap: wrap !important;
    gap: 10px;
  }

  .page-tin-tuc__cta-group {
    display: flex;
    flex-direction: column; /* Stack buttons vertically on mobile */
  }

  /* Article grid */
  .page-tin-tuc__article-grid,
  .page-tin-tuc__feature-grid,
  .page-tin-tuc__promo-cards,
  .page-tin-tuc__advantage-list {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 0 15px;
  }

  .page-tin-tuc__article-card,
  .page-tin-tuc__feature-card,
  .page-tin-tuc__promo-card,
  .page-tin-tuc__advantage-item {
    padding: 20px;
  }

  .page-tin-tuc__article-title,
  .page-tin-tuc__feature-title,
  .page-tin-tuc__promo-title,
  .page-tin-tuc__advantage-title {
    font-size: 1.2em;
  }

  .page-tin-tuc__article-excerpt,
  .page-tin-tuc__feature-text,
  .page-tin-tuc__promo-text,
  .page-tin-tuc__advantage-text {
    font-size: 0.9em;
  }
}