.page-tin-tuc {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #333333; /* Default text color for light body background */
  background-color: #f9f9f9; /* Assuming a light body background for content areas */
}

/* Hero Section */
.page-tin-tuc__hero-section {
  position: relative;
  padding-top: 10px; /* Small top padding, assuming body has padding-top from shared.css */
  margin-bottom: 40px;
  background-color: #017439; /* Brand color as background */
  color: #ffffff;
  overflow: hidden;
}

.page-tin-tuc__hero-image-wrapper {
  position: relative;
  width: 100%;
  height: 0;
  padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
  overflow: hidden;
}

.page-tin-tuc__hero-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover; /* Cover for desktop */
  opacity: 0.7;
}

.page-tin-tuc__hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  padding: 60px 20px;
  max-width: 900px;
  margin: 0 auto;
}

.page-tin-tuc__main-title {
  font-size: clamp(2.2rem, 4vw, 3.5rem); /* Responsive font size */
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
  color: #ffffff;
}

.page-tin-tuc__hero-description {
  font-size: clamp(1rem, 1.5vw, 1.3rem);
  margin-bottom: 30px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  color: #f0f0f0;
}

.page-tin-tuc__hero-cta {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap; /* Allow wrapping for buttons */
}

/* Buttons */
.page-tin-tuc__btn-primary,
.page-tin-tuc__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  cursor: pointer;
  font-size: 1.1rem;
  max-width: 100%; /* Important for responsiveness */
  box-sizing: border-box; /* Important for responsiveness */
  white-space: normal; /* Allow text wrapping */
  word-wrap: break-word; /* Allow text breaking */
}

.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: #e00b0b;
  border-color: #e00b0b;
  transform: translateY(-2px);
}

.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;
  transform: translateY(-2px);
}

/* General Container & Section Titles */
.page-tin-tuc__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-tin-tuc__section-title {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: 20px;
  color: #017439;
  padding-top: 40px;
}

.page-tin-tuc__section-description {
  font-size: 1.1rem;
  text-align: center;
  margin-bottom: 40px;
  color: #555555;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

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

.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, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
}

.page-tin-tuc__news-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.page-tin-tuc__news-image-wrapper {
  width: 100%;
  height: 200px; /* Fixed height for consistency */
  overflow: hidden;
}

.page-tin-tuc__news-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.page-tin-tuc__news-card:hover .page-tin-tuc__news-image {
  transform: scale(1.05);
}

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

.page-tin-tuc__news-date {
  font-size: 0.9rem;
  color: #888888;
  margin-bottom: 10px;
  display: block;
}

.page-tin-tuc__news-title {
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 15px;
  line-height: 1.4;
}

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

.page-tin-tuc__news-title a:hover {
  color: #005f2c;
}

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

.page-tin-tuc__read-more {
  display: inline-flex;
  align-items: center;
  color: #C30808;
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s ease;
}

.page-tin-tuc__read-more:hover {
  color: #e00b0b;
}

.page-tin-tuc__read-more span {
  margin-left: 5px;
  transition: transform 0.3s ease;
}

.page-tin-tuc__read-more:hover span {
  transform: translateX(5px);
}

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

/* In-depth Analysis Section */
.page-tin-tuc__in-depth-analysis {
  padding: 60px 0;
  background-color: #f9f9f9;
}

.page-tin-tuc__article-body {
  font-size: 1.05rem;
  color: #333333;
  line-height: 1.7;
  max-width: 900px;
  margin: 0 auto 40px auto;
  padding: 0 20px; /* Ensure content is not glued to edges */
}

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

.page-tin-tuc__article-subtitle {
  font-size: 1.6rem;
  font-weight: 600;
  color: #017439;
  margin-top: 30px;
  margin-bottom: 15px;
}

.page-tin-tuc__article-body ul {
  list-style-type: disc;
  margin-left: 25px;
  margin-bottom: 20px;
}

.page-tin-tuc__article-body ul li {
  margin-bottom: 10px;
  color: #333333;
}

.page-tin-tuc__article-figure {
  margin: 40px 0;
  text-align: center;
}

.page-tin-tuc__article-image {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  display: block; /* Ensures proper spacing */
  margin: 0 auto; /* Center image */
}

.page-tin-tuc__figure-caption {
  font-size: 0.9rem;
  color: #777777;
  margin-top: 10px;
}

/* CTA Banner within Article */
.page-tin-tuc__cta-banner {
  background-color: #017439;
  color: #ffffff;
  padding: 40px;
  border-radius: 10px;
  text-align: center;
  margin-top: 50px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
}

.page-tin-tuc__cta-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 15px;
  color: #ffffff;
}

.page-tin-tuc__cta-description {
  font-size: 1.1rem;
  margin-bottom: 30px;
  color: #f0f0f0;
}

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

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

details.page-tin-tuc__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  border: 1px solid #e0e0e0;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}
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: 16px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: #333333;
}
.page-tin-tuc__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: #666;
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}
details.page-tin-tuc__faq-item .page-tin-tuc__faq-answer {
  padding: 0 20px 20px;
  background: #f9f9f9;
  border-radius: 0 0 5px 5px;
  color: #555555;
}
.page-tin-tuc__faq-answer p {
  margin-bottom: 0; /* Remove default paragraph margin */
}


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

/* HERO Primary image object-fit for smaller screens (849px) */
@media (max-width: 849px) {
  .page-tin-tuc__hero-image {
    object-fit: contain !important; /* Prevent cropping on mobile */
    aspect-ratio: unset !important; /* Allow image to fit without fixed ratio */
  }
}

/* Mobile specific overrides (768px and below) */
@media (max-width: 768px) {
  /* General mobile adjustments */
  .page-tin-tuc__container {
    padding: 0 15px;
  }

  /* Hero Section */
  .page-tin-tuc__hero-section {
    padding-top: 10px; /* Ensure small padding for mobile too */
    margin-bottom: 30px;
  }

  .page-tin-tuc__hero-image-wrapper {
    padding-bottom: 75%; /* More vertical space for mobile hero image, 4:3 */
  }

  .page-tin-tuc__hero-content {
    padding: 40px 15px;
  }

  .page-tin-tuc__main-title {
    font-size: 2rem; /* Adjusted for mobile */
    margin-bottom: 15px;
  }

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

  .page-tin-tuc__hero-cta {
    flex-direction: column; /* Stack buttons vertically */
    gap: 15px;
  }

  /* Buttons */
  .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: 12px 20px;
    font-size: 1rem;
  }

  /* Button containers */
  .page-tin-tuc__hero-cta,
  .page-tin-tuc__view-all-button,
  .page-tin-tuc__cta-banner > .page-tin-tuc__btn-primary {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-wrap: wrap !important; /* Ensure buttons wrap if in a flex container */
    gap: 10px; /* Adjust gap for mobile buttons */
  }

  /* Section Titles */
  .page-tin-tuc__section-title {
    font-size: 1.8rem;
    padding-top: 30px;
    margin-bottom: 15px;
  }

  .page-tin-tuc__section-description {
    font-size: 1rem;
    margin-bottom: 30px;
  }

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

  .page-tin-tuc__news-grid {
    grid-template-columns: 1fr; /* Single column on mobile */
    gap: 20px;
  }

  .page-tin-tuc__news-card {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
  }

  .page-tin-tuc__news-image-wrapper {
    height: 180px; /* Slightly smaller fixed height for mobile cards */
  }

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

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

  .page-tin-tuc__news-excerpt {
    font-size: 0.95rem;
  }

  /* In-depth Analysis Section */
  .page-tin-tuc__in-depth-analysis {
    padding: 40px 0;
  }

  .page-tin-tuc__article-body {
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 30px;
    padding: 0 15px; /* Adjust padding for mobile */
  }

  .page-tin-tuc__article-subtitle {
    font-size: 1.4rem;
    margin-top: 25px;
    margin-bottom: 10px;
  }

  .page-tin-tuc__article-body ul {
    margin-left: 20px;
  }

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

  .page-tin-tuc__article-image {
    max-width: 100% !important; /* Ensure image fits */
    width: 100% !important;
    height: auto !important;
  }

  .page-tin-tuc__figure-caption {
    font-size: 0.85rem;
  }

  /* CTA Banner within Article */
  .page-tin-tuc__cta-banner {
    padding: 30px 20px;
    margin-top: 40px;
  }

  .page-tin-tuc__cta-title {
    font-size: 1.6rem;
    margin-bottom: 10px;
  }

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

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

  .page-tin-tuc__faq-list {
    padding: 0 15px;
  }

  details.page-tin-tuc__faq-item summary.page-tin-tuc__faq-question {
    padding: 15px;
  }
  .page-tin-tuc__faq-qtext {
    font-size: 15px;
  }
  .page-tin-tuc__faq-toggle {
    font-size: 20px;
    width: 24px;
    height: 24px;
    margin-left: 10px;
  }
  details.page-tin-tuc__faq-item .page-tin-tuc__faq-answer {
    padding: 0 15px 15px;
  }

  /* General image responsiveness */
  .page-tin-tuc img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    box-sizing: border-box !important;
  }

  .page-tin-tuc__section,
  .page-tin-tuc__card,
  .page-tin-tuc__container,
  .page-tin-tuc__hero-image-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
}

/* Tablet adjustments if needed, but 768px is the critical breakpoint */
@media (max-width: 1024px) {
  .page-tin-tuc__main-title {
    font-size: clamp(2rem, 3.5vw, 3rem);
  }
  .page-tin-tuc__hero-description {
    font-size: 1.1rem;
  }
  .page-tin-tuc__news-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
  .page-tin-tuc__article-body {
    padding: 0 30px;
  }
}