.page-tin-tuc {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #F3F8FF; /* Text Main */
  background-color: transparent; /* Body background is #000 from shared, this section should be transparent */
}

.page-tin-tuc__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
  box-sizing: border-box;
}

.page-tin-tuc__hero-section {
  padding-top: 10px; /* Small top padding, body handles header offset */
  padding-bottom: 60px;
  background: linear-gradient(180deg, #08162B 0%, #113B7A 100%); /* Deep Navy to Main Color */
  color: #F3F8FF;
}

.page-tin-tuc__hero-container {
  display: flex;
  align-items: center;
  gap: 40px;
  padding-top: 40px;
  padding-bottom: 40px;
}

.page-tin-tuc__hero-content {
  flex: 1;
  max-width: 55%;
}

.page-tin-tuc__main-title {
  font-size: clamp(2.5rem, 4vw, 3.5rem); /* Responsive font size for H1 */
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.2;
  color: #F2C14E; /* Gold */
}

.page-tin-tuc__description {
  font-size: 1.15rem;
  margin-bottom: 30px;
  color: #AFC4E8; /* Text Secondary */
}

.page-tin-tuc__cta-buttons {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.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: 1.1rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

.page-tin-tuc__btn-primary {
  background: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%); /* Button gradient */
  color: #ffffff;
  border: 2px solid transparent;
}

.page-tin-tuc__btn-primary:hover {
  background: linear-gradient(180deg, #1144A6 0%, #2B73F6 100%);
  box-shadow: 0 0 15px rgba(79, 168, 255, 0.6); /* Glow */
}

.page-tin-tuc__btn-secondary {
  background: #113B7A; /* Main color */
  color: #F2C14E; /* Gold */
  border: 2px solid #244D84; /* Border */
}

.page-tin-tuc__btn-secondary:hover {
  background: #1D5FD1; /* Auxiliary color */
  color: #ffffff;
  border-color: #1D5FD1;
}

.page-tin-tuc__hero-image-wrapper {
  flex: 1;
  max-width: 45%;
  text-align: right;
}

.page-tin-tuc__hero-image {
  width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  display: block;
}

.page-tin-tuc__section-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: #F2C14E; /* Gold */
  text-align: center;
  margin-bottom: 50px;
  margin-top: 60px;
}

.page-tin-tuc__news-list-section {
  padding: 80px 0;
  background-color: #08162B; /* Deep Navy */
}

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

.page-tin-tuc__news-card {
  background-color: #10233F; /* Card BG */
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
  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 12px 25px rgba(0, 0, 0, 0.3);
}

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

.page-tin-tuc__news-thumbnail {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}

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

.page-tin-tuc__news-title {
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: #F3F8FF; /* Text Main */
  line-height: 1.3;
}

.page-tin-tuc__news-title:hover {
  color: #F2C14E; /* Gold */
}

.page-tin-tuc__news-excerpt {
  font-size: 0.95rem;
  color: #AFC4E8; /* Text Secondary */
  margin-bottom: 15px;
  flex-grow: 1;
}

.page-tin-tuc__news-date {
  font-size: 0.85rem;
  color: #1D5FD1; /* Auxiliary color */
  margin-top: auto;
}

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

.page-tin-tuc__cta-section {
  padding: 80px 0;
  text-align: center;
}

.page-tin-tuc__dark-section {
  background: #113B7A; /* Main color */
  color: #F3F8FF;
}

.page-tin-tuc__faq-section {
  padding: 80px 0;
  background-color: #08162B; /* Deep Navy */
}

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

.page-tin-tuc__faq-item {
  background-color: #10233F; /* Card BG */
  border: 1px solid #244D84; /* Border */
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.page-tin-tuc__faq-item[open] {
  background-color: #113B7A; /* Main color */
  border-color: #1D5FD1; /* Auxiliary color */
}

.page-tin-tuc__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 1.15rem;
  font-weight: 600;
  color: #F3F8FF; /* Text Main */
  cursor: pointer;
  list-style: none; /* Hide default marker for details */
  transition: color 0.3s ease;
}

.page-tin-tuc__faq-question::-webkit-details-marker {
  display: none; /* Hide default marker for webkit */
}

.page-tin-tuc__faq-question:hover {
  color: #F2C14E; /* Gold */
}

.page-tin-tuc__faq-toggle {
  font-size: 1.8rem;
  line-height: 1;
  transition: transform 0.3s ease;
  color: #F2C14E; /* Gold */
}

.page-tin-tuc__faq-item[open] .page-tin-tuc__faq-toggle {
  transform: rotate(45deg);
}

.page-tin-tuc__faq-answer {
  padding: 0 25px 20px;
  font-size: 1rem;
  color: #AFC4E8; /* Text Secondary */
}

.page-tin-tuc__faq-answer p {
  margin-bottom: 0;
}

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

/* Mobile responsiveness */
@media (max-width: 1024px) {
  .page-tin-tuc__hero-container {
    flex-direction: column;
    text-align: center;
    gap: 30px;
  }

  .page-tin-tuc__hero-content,
  .page-tin-tuc__hero-image-wrapper {
    max-width: 100%;
    text-align: center;
  }

  .page-tin-tuc__main-title {
    font-size: clamp(2rem, 6vw, 3rem);
  }

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

  .page-tin-tuc__cta-buttons {
    justify-content: center;
  }

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

  .page-tin-tuc__section-title {
    font-size: 2rem;
    margin-bottom: 40px;
  }
}

@media (max-width: 768px) {
  .page-tin-tuc__hero-section {
    padding-top: 10px !important; /* Fixed header spacing */
    padding-bottom: 40px;
  }

  .page-tin-tuc__container {
    padding: 0 20px; /* Adjust container padding for smaller screens */
  }

  .page-tin-tuc__hero-content,
  .page-tin-tuc__hero-image-wrapper {
    max-width: 100% !important;
    flex: none !important;
  }

  .page-tin-tuc__main-title {
    font-size: 2.2rem !important; /* Specific font size for mobile H1 */
  }

  .page-tin-tuc__description {
    font-size: 0.95rem !important;
  }

  .page-tin-tuc__cta-buttons {
    flex-direction: column !important; /* Buttons stack vertically */
    gap: 15px !important;
    width: 100% !important;
    max-width: 100% !important;
    padding: 0 15px;
    box-sizing: border-box !important;
  }

  .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__news-list-section,
  .page-tin-tuc__cta-section,
  .page-tin-tuc__faq-section {
    padding: 50px 0 !important; /* Adjust section padding */
  }

  .page-tin-tuc__section-title {
    font-size: 1.8rem !important;
    margin-bottom: 30px !important;
  }

  .page-tin-tuc__news-grid {
    grid-template-columns: 1fr !important; /* Single column for news cards */
  }

  .page-tin-tuc__news-thumbnail {
    height: 180px !important; /* Adjust thumbnail height */
  }

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

  .page-tin-tuc__news-excerpt {
    font-size: 0.9rem !important;
  }

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

  .page-tin-tuc__faq-question {
    padding: 15px 20px !important;
    font-size: 1rem !important;
  }

  .page-tin-tuc__faq-answer {
    padding: 0 20px 15px !important;
    font-size: 0.9rem !important;
  }

  /* Ensure all content containers are constrained */
  .page-tin-tuc__container,
  .page-tin-tuc__news-card,
  .page-tin-tuc__faq-item {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-tin-tuc__view-all-wrapper {
    padding: 0 15px;
    box-sizing: border-box !important;
  }
}