.page-tin-tuc { font-family: 'Arial', sans-serif; color: #333333; line-height: 1.6; background-color: #FFFFFF; }
.page-tin-tuc__container { max-width: 1200px; margin: 0 auto; padding: 20px; }
.page-tin-tuc__light-bg { background-color: #FFFFFF; color: #333333; }
.page-tin-tuc__dark-bg { background-color: #26A9E0; color: #FFFFFF; }
.page-tin-tuc__section-title { font-size: 32px; font-weight: bold; text-align: center; margin-bottom: 20px; color: #26A9E0; }
.page-tin-tuc__section-title--white { color: #FFFFFF; }
.page-tin-tuc__section-description { font-size: 18px; text-align: center; max-width: 800px; margin: 0 auto 40px; color: #555555; }

/* Hero Section */
.page-tin-tuc__hero-section { padding-top: 10px; padding-bottom: 60px; text-align: center; position: relative; overflow: hidden; }
.page-tin-tuc__hero-content-wrapper { display: flex; flex-direction: column; align-items: center; max-width: 1200px; margin: 0 auto; }
.page-tin-tuc__hero-image-wrapper { width: 100%; margin-bottom: 30px; }
.page-tin-tuc__hero-image { width: 100%; height: auto; display: block; object-fit: cover; border-radius: 10px; box-shadow: 0 8px 20px rgba(0,0,0,0.1); }
.page-tin-tuc__hero-text-content { max-width: 900px; padding: 0 20px; }
.page-tin-tuc__hero-title { font-size: clamp(28px, 3.5vw, 48px); font-weight: 700; color: #26A9E0; margin-bottom: 20px; line-height: 1.2; }
.page-tin-tuc__hero-description { font-size: 18px; color: #555555; margin-bottom: 30px; }
.page-tin-tuc__hero-buttons { display: flex; justify-content: center; gap: 20px; flex-wrap: wrap; }

/* Buttons */
.page-tin-tuc__cta-button { display: inline-block; padding: 14px 30px; border-radius: 50px; text-decoration: none; font-weight: bold; font-size: 16px; transition: all 0.3s ease; text-align: center; white-space: nowrap; cursor: pointer; border: none; }
.page-tin-tuc__btn-primary { background-color: #26A9E0; color: #FFFFFF; border: 2px solid #26A9E0; }
.page-tin-tuc__btn-primary:hover { background-color: #1a8ccb; border-color: #1a8ccb; }
.page-tin-tuc__btn-secondary { background-color: #FFFFFF; color: #26A9E0; border: 2px solid #26A9E0; }
.page-tin-tuc__btn-secondary:hover { background-color: #e0f2ff; color: #1a8ccb; border-color: #1a8ccb; }
.page-tin-tuc__btn-text { background: none; color: #26A9E0; border: none; padding: 14px 20px; }
.page-tin-tuc__btn-text:hover { color: #1a8ccb; text-decoration: underline; }

/* Latest Articles Section */
.page-tin-tuc__latest-articles-section { padding: 60px 0; }
.page-tin-tuc__articles-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; margin-top: 40px; }
.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; 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__card-image { width: 100%; height: 220px; 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: 20px; font-weight: 600; margin-bottom: 10px; line-height: 1.4; }
.page-tin-tuc__card-title a { color: #26A9E0; text-decoration: none; transition: color 0.3s ease; }
.page-tin-tuc__card-title a:hover { color: #1a8ccb; }
.page-tin-tuc__card-meta { font-size: 14px; color: #888888; margin-bottom: 15px; }
.page-tin-tuc__card-excerpt { font-size: 15px; color: #666666; margin-bottom: 20px; flex-grow: 1; }
.page-tin-tuc__view-all-button-wrapper { text-align: center; margin-top: 40px; }

/* Why Follow Section */
.page-tin-tuc__why-follow-section { padding: 80px 0; }
.page-tin-tuc__why-follow-content { max-width: 900px; margin: 40px auto 0; text-align: left; color: #FFFFFF; }
.page-tin-tuc__why-follow-content p { font-size: 17px; margin-bottom: 20px; }
.page-tin-tuc__benefit-list { list-style: none; padding-left: 0; margin-bottom: 30px; }
.page-tin-tuc__benefit-list li { font-size: 17px; margin-bottom: 15px; position: relative; padding-left: 30px; }
.page-tin-tuc__benefit-list li::before { content: '✓'; color: #FFFFFF; font-weight: bold; position: absolute; left: 0; top: 0; }
.page-tin-tuc__benefit-list li strong { color: #FFFFFF; }
.page-tin-tuc__why-follow-image { width: 100%; height: auto; display: block; border-radius: 10px; margin-top: 30px; box-shadow: 0 8px 20px rgba(0,0,0,0.2); }

/* CTA Section */
.page-tin-tuc__cta-section { padding: 60px 0; text-align: center; }
.page-tin-tuc__cta-container { max-width: 900px; }
.page-tin-tuc__cta-buttons-wrapper { display: flex; justify-content: center; gap: 20px; margin-top: 40px; flex-wrap: wrap; }

/* FAQ Section */
details.page-tin-tuc__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  border: 1px solid #e0e0e0;
  overflow: hidden;
  background: #fff;
}
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;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-tin-tuc__articles-grid { grid-template-columns: repeat(2, 1fr); }
  .page-tin-tuc__hero-title { font-size: clamp(24px, 4vw, 40px); }
  .page-tin-tuc__section-title { font-size: 28px; }
  .page-tin-tuc__section-description { font-size: 16px; }
}

@media (max-width: 768px) {
  .page-tin-tuc__container, .page-tin-tuc__hero-text-content { padding-left: 15px; padding-right: 15px; max-width: 100% !important; width: 100% !important; box-sizing: border-box !important; }
  .page-tin-tuc__hero-section { padding-top: 10px; padding-bottom: 40px; }
  .page-tin-tuc__hero-image { object-fit: contain !important; aspect-ratio: unset !important; height: auto !important; max-width: 100% !important; width: 100% !important; }
  .page-tin-tuc__hero-image-wrapper { margin-bottom: 20px; max-width: 100% !important; width: 100% !important; box-sizing: border-box !important; }
  .page-tin-tuc__hero-title { font-size: clamp(24px, 7vw, 36px); margin-bottom: 15px; }
  .page-tin-tuc__hero-description { font-size: 16px; margin-bottom: 20px; }
  .page-tin-tuc__hero-buttons { flex-direction: column; gap: 10px; width: 100%; }

  .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-wrapper, .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-buttons-wrapper { flex-direction: column; }

  .page-tin-tuc__section-title { font-size: 24px; margin-bottom: 15px; }
  .page-tin-tuc__section-description { font-size: 15px; margin-bottom: 30px; }
  .page-tin-tuc__latest-articles-section { padding: 40px 0; overflow-x: hidden; }
  .page-tin-tuc__articles-grid { grid-template-columns: 1fr; gap: 20px; margin-top: 30px; }
  .page-tin-tuc__article-card { max-width: 100% !important; width: 100% !important; box-sizing: border-box !important; }
  .page-tin-tuc__card-image { height: 180px; max-width: 100% !important; width: 100% !important; }
  .page-tin-tuc__card-title { font-size: 18px; }
  .page-tin-tuc__card-excerpt { font-size: 14px; }

  .page-tin-tuc__why-follow-section { padding: 40px 0; }
  .page-tin-tuc__why-follow-content { margin-top: 20px; }
  .page-tin-tuc__why-follow-content p, .page-tin-tuc__benefit-list li { font-size: 15px; }
  .page-tin-tuc__why-follow-image { max-width: 100% !important; width: 100% !important; height: auto !important; }

  .page-tin-tuc__cta-section { padding: 40px 0; }

  details.page-tin-tuc__faq-item summary.page-tin-tuc__faq-question { padding: 15px; }
  .page-tin-tuc__faq-qtext { font-size: 15px; }
  details.page-tin-tuc__faq-item .page-tin-tuc__faq-answer { padding: 0 15px 15px; }

  .page-tin-tuc img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-tin-tuc__section,
  .page-tin-tuc__card,
  .page-tin-tuc__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
}