.page-tin-tuc {
  font-family: 'Arial', sans-serif;
  color: #333333;
  background-color: #FFFFFF;
}

.page-tin-tuc__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
  box-sizing: border-box;
}

.page-tin-tuc__hero-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  background-color: #f0f8ff;
  padding-top: 10px; /* Small top padding as body handles header offset */
  padding-bottom: 40px;
  position: relative;
  overflow: hidden;
}

.page-tin-tuc__hero-image {
  width: 100%;
  max-height: 600px;
  overflow: hidden;
  margin-bottom: 30px;
}

.page-tin-tuc__hero-image img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  object-position: center;
}

.page-tin-tuc__hero-content {
  max-width: 900px;
  padding: 0 20px;
  z-index: 1;
}

.page-tin-tuc__main-title {
  font-size: clamp(2.2em, 4vw, 3.5em);
  color: #26A9E0;
  margin-bottom: 20px;
  line-height: 1.2;
  font-weight: 700;
}

.page-tin-tuc__description {
  font-size: 1.1em;
  line-height: 1.6;
  margin-bottom: 30px;
  color: #555555;
}

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

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

.page-tin-tuc__btn-primary:hover {
  background-color: #1e87b3;
  border-color: #1e87b3;
}

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

.page-tin-tuc__btn-secondary:hover {
  background-color: #e6f7ff;
  color: #1e87b3;
  border-color: #1e87b3;
}

.page-tin-tuc__section-title {
  font-size: 2.5em;
  color: #26A9E0;
  text-align: center;
  margin-bottom: 20px;
  font-weight: 700;
}

.page-tin-tuc__section-description {
  font-size: 1.1em;
  color: #555555;
  text-align: center;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

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

.page-tin-tuc__news-card {
  background-color: #FFFFFF;
  border: 1px solid #e0e0e0;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-tin-tuc__news-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
}

.page-tin-tuc__card-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

.page-tin-tuc__card-image {
  width: 100%;
  height: 225px;
  object-fit: cover;
  display: block;
}

.page-tin-tuc__card-content {
  padding: 20px;
}

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

.page-tin-tuc__card-meta {
  font-size: 0.9em;
  color: #888888;
  margin-bottom: 15px;
}

.page-tin-tuc__card-excerpt {
  font-size: 1em;
  color: #666666;
  line-height: 1.6;
  margin-bottom: 15px;
}

.page-tin-tuc__read-more {
  color: #26A9E0;
  font-weight: 600;
  text-decoration: none;
}

.page-tin-tuc__read-more:hover {
  text-decoration: underline;
}

.page-tin-tuc__button-container {
  text-align: center;
}

.page-tin-tuc__categories-section {
  background-color: #f9f9f9;
}

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

.page-tin-tuc__category-item {
  background-color: #FFFFFF;
  border: 1px solid #e0e0e0;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
  padding: 25px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-tin-tuc__category-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
}

.page-tin-tuc__category-image {
  width: 100%;
  max-width: 300px;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-tin-tuc__category-title {
  font-size: 1.4em;
  color: #26A9E0;
  margin-bottom: 15px;
  font-weight: 600;
}

.page-tin-tuc__category-text {
  font-size: 1em;
  color: #666666;
  line-height: 1.6;
  margin-bottom: 20px;
}

.page-tin-tuc__read-more-btn {
  display: inline-block;
  padding: 10px 20px;
  background-color: #EA7C07; /* Login color for secondary CTA */
  color: #FFFFFF;
  border-radius: 5px;
  text-decoration: none;
  font-weight: 600;
  transition: background-color 0.3s ease;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-tin-tuc__read-more-btn:hover {
  background-color: #c96606;
}

.page-tin-tuc__benefits-section {
  padding: 60px 20px;
}

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

.page-tin-tuc__benefit-item {
  background-color: #f0f8ff;
  border-radius: 10px;
  padding: 30px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  text-align: center;
}

.page-tin-tuc__benefit-title {
  font-size: 1.4em;
  color: #26A9E0;
  margin-bottom: 15px;
  font-weight: 600;
}

.page-tin-tuc__benefit-text {
  font-size: 1em;
  color: #555555;
  line-height: 1.6;
}

.page-tin-tuc__cta-section {
  background-color: #26A9E0;
  color: #FFFFFF;
  padding: 60px 20px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.page-tin-tuc__cta-content {
  max-width: 800px;
  z-index: 1;
}

.page-tin-tuc__cta-title {
  font-size: 2.5em;
  color: #FFFFFF;
  margin-bottom: 20px;
  font-weight: 700;
}

.page-tin-tuc__cta-description {
  font-size: 1.1em;
  line-height: 1.6;
  margin-bottom: 30px;
}

.page-tin-tuc__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

.page-tin-tuc__cta-image-wrapper {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 50%;
  height: 100%;
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  opacity: 0.2;
  z-index: 0;
}

.page-tin-tuc__cta-image {
  max-width: 100%;
  height: auto;
  object-fit: contain;
  display: block;
}

.page-tin-tuc__faq-section {
  padding: 60px 20px;
}

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

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;
}

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

/* Media Queries */
@media (max-width: 1024px) {
  .page-tin-tuc__hero-image {
    max-height: 500px;
  }
  .page-tin-tuc__main-title {
    font-size: clamp(2em, 3.5vw, 3em);
  }
  .page-tin-tuc__section-title {
    font-size: 2em;
  }
  .page-tin-tuc__cta-title {
    font-size: 2em;
  }
  .page-tin-tuc__cta-image-wrapper {
    width: 40%;
  }
}

@media (max-width: 849px) {
  .page-tin-tuc__hero-image img {
    object-fit: contain !important;
    aspect-ratio: unset !important;
  }
}

@media (max-width: 768px) {
  .page-tin-tuc__container {
    padding: 30px 15px;
  }

  /* HERO 主图区域 */
  .page-tin-tuc__hero-section {
    padding-top: 10px; /* Consistent small top padding */
    padding-bottom: 30px;
  }
  .page-tin-tuc__hero-image {
    max-height: 300px;
    margin-bottom: 20px;
  }
  .page-tin-tuc__hero-image img {
    object-fit: contain !important;
    aspect-ratio: unset !important;
  }
  .page-tin-tuc__main-title {
    font-size: 2em; /* Ensure font-size is reasonable for mobile */
    margin-bottom: 15px;
  }
  .page-tin-tuc__description {
    font-size: 0.95em;
    margin-bottom: 20px;
  }

  /* 按钮与按钮容器 */
  .page-tin-tuc__btn-primary,
  .page-tin-tuc__btn-secondary,
  .page-tin-tuc a[class*="button"],
  .page-tin-tuc a[class*="btn"],
  .page-tin-tuc__read-more-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: 1em;
  }
  .page-tin-tuc__cta-buttons {
    flex-direction: column;
    gap: 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  /* 产品展示图区域 / News Grid */
  .page-tin-tuc__news-list-section,
  .page-tin-tuc__categories-section,
  .page-tin-tuc__benefits-section,
  .page-tin-tuc__cta-section,
  .page-tin-tuc__faq-section {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-tin-tuc__news-grid,
  .page-tin-tuc__category-grid,
  .page-tin-tuc__benefits-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .page-tin-tuc__news-card,
  .page-tin-tuc__category-item,
  .page-tin-tuc__benefit-item {
    padding: 20px;
  }
  .page-tin-tuc__card-image {
    height: 180px;
  }
  .page-tin-tuc__card-title {
    font-size: 1.2em;
  }
  .page-tin-tuc__category-image {
    max-width: 250px;
    height: 160px;
  }
  .page-tin-tuc__category-title,
  .page-tin-tuc__benefit-title {
    font-size: 1.25em;
  }

  /* 装饰主标题 + 长文 SEO 区 */
  .page-tin-tuc__section-title {
    font-size: 1.8em;
    margin-bottom: 15px;
  }
  .page-tin-tuc__section-description {
    font-size: 0.95em;
    margin-bottom: 25px;
  }
  /* No specific __article-body in this page, but general p/li rules apply */
  .page-tin-tuc p,
  .page-tin-tuc li {
    font-size: 16px;
    line-height: 1.6;
  }

  /* 通用图片与容器 */
  .page-tin-tuc img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  
  .page-tin-tuc__cta-section {
    padding: 40px 15px;
  }
  .page-tin-tuc__cta-title {
    font-size: 1.8em;
  }
  .page-tin-tuc__cta-description {
    font-size: 0.95em;
  }
  .page-tin-tuc__cta-image-wrapper {
    position: relative;
    width: 100%;
    height: auto;
    margin-top: 30px;
    opacity: 1;
    display: none; /* Hide on mobile for better focus on text/buttons */
  }

  /* FAQ */
  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; }
}