/* Base Styles & Typography */
.page-tin-tuc {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--text-main); /* Light text for dark body background */
  background-color: var(--deep-navy); /* Body background from shared.css */
}

.page-tin-tuc__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 15px;
}

.page-tin-tuc__main-title {
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-main);
  text-align: center;
  max-width: 900px;
  margin: 0 auto 20px;
  padding-top: 10px; /* Small top padding, assuming body has --header-offset */
}

.page-tin-tuc__section-title {
  font-size: 2.5em;
  font-weight: 700;
  color: var(--text-main);
  text-align: center;
  margin-bottom: 40px;
}

.page-tin-tuc__sub-title {
  font-size: 2em;
  font-weight: 600;
  color: var(--text-main);
  text-align: center;
  margin-bottom: 30px;
}

.page-tin-tuc__paragraph,
.page-tin-tuc__card-text,
.page-tin-tuc__reason-text,
.page-tin-tuc__step-text,
.page-tin-tuc__faq-answer p {
  font-size: 1.1em;
  color: var(--text-secondary);
  margin-bottom: 1em;
}

.page-tin-tuc__link {
  color: var(--gold);
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-tin-tuc__link:hover {
  color: var(--glow);
  text-decoration: underline;
}

/* Hero Section */
.page-tin-tuc__hero-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-bottom: 50px;
  background: linear-gradient(180deg, var(--deep-navy) 0%, #10233F 100%);
}

.page-tin-tuc__hero-image-wrapper {
    width: 100%;
    max-width: 1200px;
    margin-bottom: 30px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.page-tin-tuc__hero-image {
  width: 100%;
  height: auto;
  display: block;
}

.page-tin-tuc__hero-content {
  max-width: 900px;
  text-align: center;
  padding: 0 15px;
}

.page-tin-tuc__description {
  font-size: 1.2em;
  margin-bottom: 30px;
  color: var(--text-secondary);
}

/* CTA Buttons */
.page-tin-tuc__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 30px;
  width: 100%; /* Ensure container takes full width */
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

.page-tin-tuc__cta-buttons--bottom {
    margin-top: 50px;
}

.page-tin-tuc__btn-primary,
.page-tin-tuc__btn-secondary {
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.1em;
  transition: all 0.3s ease;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
  max-width: 100%;
  box-sizing: border-box;
}

.page-tin-tuc__btn-primary {
  background: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%);
  color: var(--text-main);
  border: none;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-tin-tuc__btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3), 0 0 15px var(--glow);
}

.page-tin-tuc__btn-secondary {
  background: transparent;
  color: var(--glow);
  border: 2px solid var(--glow);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-tin-tuc__btn-secondary:hover {
  background: var(--glow);
  color: var(--deep-navy);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

/* News Overview Section */
.page-tin-tuc__news-overview {
  padding: 60px 0;
  background-color: var(--card-bg);
}

/* News Types Section */
.page-tin-tuc__news-types {
  padding: 60px 0;
  background-color: var(--deep-navy);
}

.page-tin-tuc__news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-tin-tuc__news-card {
  background-color: var(--card-bg);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 5px 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 8px 25px rgba(0, 0, 0, 0.3);
}

.page-tin-tuc__card-image {
  width: 100%;
  height: 200px; /* Fixed height for consistency */
  object-fit: cover;
  display: block;
}

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

.page-tin-tuc__card-title {
  font-size: 1.4em;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 10px;
  line-height: 1.3;
}

.page-tin-tuc__card-title a {
    color: var(--text-main);
    text-decoration: none;
}

.page-tin-tuc__card-title a:hover {
    color: var(--gold);
    text-decoration: underline;
}

.page-tin-tuc__card-date {
  font-size: 0.9em;
  color: var(--text-secondary);
  margin-bottom: 15px;
}

.page-tin-tuc__read-more {
  display: inline-block;
  margin-top: auto;
  color: var(--gold);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s ease;
}

.page-tin-tuc__read-more:hover {
  color: var(--glow);
  text-decoration: underline;
}

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

/* Why Follow News Section */
.page-tin-tuc__why-follow-news {
  padding: 60px 0;
  background-color: var(--card-bg);
}

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

.page-tin-tuc__reason-item {
  background-color: var(--deep-navy);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border);
}

.page-tin-tuc__reason-title {
  font-size: 1.5em;
  font-weight: 600;
  color: var(--gold);
  margin-bottom: 15px;
}

/* Guide Section */
.page-tin-tuc__guide-section {
  padding: 60px 0;
  background-color: var(--deep-navy);
}

.page-tin-tuc__guide-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-tin-tuc__step-item {
  background-color: var(--card-bg);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border);
}

.page-tin-tuc__step-title {
  font-size: 1.5em;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 15px;
}

/* FAQ Section */
.page-tin-tuc__faq-section {
  padding: 60px 0;
  background-color: var(--card-bg);
}

.page-tin-tuc__faq-list {
  margin-top: 40px;
}

details.page-tin-tuc__faq-item {
  margin-bottom: 15px;
  border-radius: 8px;
  border: 1px solid var(--border);
  overflow: hidden;
  background: var(--card-bg);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

details.page-tin-tuc__faq-item summary.page-tin-tuc__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
  color: var(--text-main);
}

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: rgba(var(--text-main-rgb), 0.05); /* Slight hover effect */
}

.page-tin-tuc__faq-qtext {
  flex: 1;
  font-size: 1.2em;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: var(--text-main);
}

.page-tin-tuc__faq-toggle {
  font-size: 28px;
  font-weight: bold;
  color: var(--gold);
  flex-shrink: 0;
  margin-left: 15px;
  width: 30px;
  text-align: center;
  transition: transform 0.3s ease;
}

details[open].page-tin-tuc__faq-item .page-tin-tuc__faq-toggle {
    transform: rotate(45deg); /* Plus to X rotation */
}

details.page-tin-tuc__faq-item .page-tin-tuc__faq-answer {
  padding: 0 25px 20px;
  background: rgba(var(--text-main-rgb), 0.02);
  border-radius: 0 0 8px 8px;
  color: var(--text-secondary);
}

/* Conclusion Section */
.page-tin-tuc__conclusion-section {
  padding: 60px 0;
  background-color: var(--deep-navy);
  text-align: center;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-tin-tuc__section-title {
    font-size: 2.2em;
  }

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

  .page-tin-tuc__paragraph,
  .page-tin-tuc__card-text,
  .page-tin-tuc__reason-text,
  .page-tin-tuc__step-text,
  .page-tin-tuc__faq-answer p {
    font-size: 1em;
  }

  .page-tin-tuc__card-title {
    font-size: 1.2em;
  }

  .page-tin-tuc__reason-title,
  .page-tin-tuc__step-title {
    font-size: 1.3em;
  }

  .page-tin-tuc__faq-qtext {
    font-size: 1.1em;
  }
}

@media (max-width: 768px) {
  .page-tin-tuc__hero-section {
    padding-bottom: 30px;
  }

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

  .page-tin-tuc__description {
    font-size: 1em;
    margin-bottom: 20px;
  }

  .page-tin-tuc__cta-buttons {
    flex-direction: column;
    gap: 15px;
    padding: 0 15px;
    flex-wrap: wrap !important; /* Ensure buttons wrap */
  }

  .page-tin-tuc__btn-primary,
  .page-tin-tuc__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding: 12px 20px;
    font-size: 1em;
  }

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

  .page-tin-tuc__sub-title {
    font-size: 1.5em;
    margin-bottom: 25px;
  }

  .page-tin-tuc__news-overview,
  .page-tin-tuc__news-types,
  .page-tin-tuc__why-follow-news,
  .page-tin-tuc__guide-section,
  .page-tin-tuc__faq-section,
  .page-tin-tuc__conclusion-section {
    padding: 40px 0;
  }

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

  .page-tin-tuc__news-card {
    margin-bottom: 20px;
  }

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

  .page-tin-tuc__card-title {
    font-size: 1.1em;
  }

  .page-tin-tuc__reason-title,
  .page-tin-tuc__step-title {
    font-size: 1.2em;
  }

  details.page-tin-tuc__faq-item summary.page-tin-tuc__faq-question {
    padding: 15px 20px;
  }

  .page-tin-tuc__faq-qtext {
    font-size: 1em;
  }

  .page-tin-tuc__faq-toggle {
    font-size: 24px;
    width: 25px;
  }

  details.page-tin-tuc__faq-item .page-tin-tuc__faq-answer {
    padding: 0 20px 15px;
  }

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

  .page-tin-tuc__container,
  .page-tin-tuc__hero-section,
  .page-tin-tuc__news-overview,
  .page-tin-tuc__news-types,
  .page-tin-tuc__why-follow-news,
  .page-tin-tuc__guide-section,
  .page-tin-tuc__faq-section,
  .page-tin-tuc__conclusion-section,
  .page-tin-tuc__hero-image-wrapper,
  .page-tin-tuc__news-grid,
  .page-tin-tuc__reasons-grid,
  .page-tin-tuc__guide-steps,
  .page-tin-tuc__faq-list,
  .page-tin-tuc__news-card,
  .page-tin-tuc__reason-item,
  .page-tin-tuc__step-item {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-tin-tuc__hero-image-wrapper, .page-tin-tuc__news-grid, .page-tin-tuc__reasons-grid, .page-tin-tuc__guide-steps, .page-tin-tuc__faq-list {
      padding-left: 0;
      padding-right: 0;
  }
  .page-tin-tuc__hero-content {
      padding-left: 0;
      padding-right: 0;
  }
  .page-tin-tuc__card-content {
      padding: 15px;
  }
  .page-tin-tuc__reason-item, .page-tin-tuc__step-item {
      padding: 20px;
  }
}