.page-tin-tuc {
  font-family: 'Arial', sans-serif;
  color: var(--text-main, #333333);
  background: var(--page-bg, #F5F7FA);
}

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

/* Hero Section */
.page-tin-tuc__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-top: 10px; /* Small top padding as per requirement */
  margin-bottom: 40px;
  overflow: hidden;
}

.page-tin-tuc__hero-image {
  width: 100%;
  height: 500px;
  overflow: hidden;
  position: relative;
}

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

.page-tin-tuc__hero-content {
  position: relative;
  z-index: 2;
  background: rgba(255, 255, 255, 0.9);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  margin-top: -100px; /* Overlap with image */
  max-width: 800px;
  width: 100%;
  box-sizing: border-box;
}

.page-tin-tuc__main-title {
  font-size: clamp(28px, 3.5vw, 48px);
  color: var(--primary-color, #E53935);
  margin-bottom: 15px;
  line-height: 1.2;
  font-weight: 700;
}

.page-tin-tuc__hero-description {
  font-size: 18px;
  color: var(--text-main, #333333);
  margin-bottom: 25px;
  line-height: 1.6;
}

/* Buttons */
.page-tin-tuc__btn-primary,
.page-tin-tuc__btn-secondary,
.page-tin-tuc__read-more-btn {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  cursor: pointer;
  text-align: center;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-tin-tuc__btn-primary {
  background: linear-gradient(180deg, #FF5A4F 0%, #E53935 100%);
  color: #ffffff;
  border: none;
  box-shadow: 0 4px 15px rgba(229, 57, 53, 0.4);
}

.page-tin-tuc__btn-primary:hover {
  background: linear-gradient(180deg, #E53935 0%, #FF5A4F 100%);
  box-shadow: 0 6px 20px rgba(229, 57, 53, 0.6);
}

.page-tin-tuc__btn-secondary {
  background: #ffffff;
  color: var(--primary-color, #E53935);
  border: 2px solid var(--primary-color, #E53935);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.page-tin-tuc__btn-secondary:hover {
  background: var(--primary-color, #E53935);
  color: #ffffff;
}

.page-tin-tuc__read-more-btn {
  background: none;
  border: 1px solid var(--border-color, #E0E0E0);
  color: var(--text-main, #333333);
  padding: 8px 15px;
  font-size: 14px;
  border-radius: 5px;
}

.page-tin-tuc__read-more-btn:hover {
  background: var(--primary-color, #E53935);
  color: #ffffff;
  border-color: var(--primary-color, #E53935);
}

.page-tin-tuc__btn-center {
  margin: 0 auto;
  display: block;
  max-width: 300px;
}

/* Section Titles */
.page-tin-tuc__section-title {
  font-size: clamp(24px, 2.5vw, 38px);
  color: var(--primary-color, #E53935);
  text-align: center;
  margin-bottom: 30px;
  position: relative;
  padding-bottom: 10px;
}

.page-tin-tuc__section-title::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--accent-color, #FF5A4F);
  border-radius: 2px;
}

.page-tin-tuc__section-title--light {
  color: #ffffff;
}

.page-tin-tuc__section-title--light::after {
  background: #ffffff;
}

.page-tin-tuc__section-description {
  font-size: 16px;
  color: var(--text-main, #333333);
  text-align: center;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

/* Latest News Section */
.page-tin-tuc__latest-news-section {
  padding: 60px 0;
  background: #F5F7FA;
}

.page-tin-tuc__news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-bottom: 40px;
}

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

.page-tin-tuc__news-card img {
  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: var(--text-main, #333333);
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-tin-tuc__card-title a:hover {
  color: var(--primary-color, #E53935);
}

.page-tin-tuc__card-meta {
  font-size: 14px;
  color: #777777;
  margin-bottom: 15px;
}

.page-tin-tuc__card-excerpt {
  font-size: 16px;
  color: #555555;
  line-height: 1.6;
  margin-bottom: 20px;
  flex-grow: 1;
}

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

/* Content Sections */
.page-tin-tuc__content-section {
  padding: 60px 0;
}

.page-tin-tuc__content-section:nth-of-type(odd) {
  background: var(--page-bg, #F5F7FA);
}

.page-tin-tuc__article-body {
  max-width: 900px;
  margin: 0 auto;
  font-size: 17px;
  line-height: 1.8;
  color: var(--text-main, #333333);
}

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

.page-tin-tuc__article-body h3 {
  font-size: 24px;
  color: var(--primary-color, #E53935);
  margin-top: 30px;
  margin-bottom: 15px;
  font-weight: 600;
}

.page-tin-tuc__article-figure {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 30px auto;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-tin-tuc__benefit-list,
.page-tin-tuc__criteria-list,
.page-tin-tuc__expert-advice-list {
  list-style-type: disc;
  margin-left: 25px;
  margin-bottom: 20px;
}

.page-tin-tuc__benefit-list li,
.page-tin-tuc__criteria-list li,
.page-tin-tuc__expert-advice-list li {
  margin-bottom: 10px;
  line-height: 1.6;
}

.page-tin-tuc__criteria-list {
  list-style-type: decimal;
}

.page-tin-tuc__dark-section {
  background: var(--primary-color, #E53935);
  color: #ffffff;
}

.page-tin-tuc__dark-section .page-tin-tuc__article-body {
  color: #ffffff;
}

.page-tin-tuc__dark-section .page-tin-tuc__article-body h3 {
  color: #ffffff;
}

.page-tin-tuc__terms-list {
  margin-bottom: 20px;
}

.page-tin-tuc__terms-list dt {
  font-weight: 700;
  color: var(--primary-color, #E53935);
  margin-top: 15px;
  margin-bottom: 5px;
  font-size: 18px;
}

.page-tin-tuc__terms-list dd {
  margin-left: 20px;
  margin-bottom: 10px;
  line-height: 1.6;
}

/* FAQ Section */
.page-tin-tuc__faq-section {
  padding: 60px 0;
  background: var(--page-bg, #F5F7FA);
}

.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 var(--border-color, #E0E0E0);
  overflow: hidden;
  background: var(--card-bg, #FFFFFF);
}

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: var(--text-main, #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;
  line-height: 1.6;
}

/* Conclusion Section */
.page-tin-tuc__conclusion-section {
  padding: 60px 0;
  text-align: center;
}

/* Responsive Styles */

/* Mobile-first approach for images and containers */
.page-tin-tuc img {
  max-width: 100%;
  height: auto;
  display: block;
}

.page-tin-tuc__section,
.page-tin-tuc__card,
.page-tin-tuc__container,
.page-tin-tuc__article-body {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

/* @media (max-width: 1024px) for tablet adjustments */
@media (max-width: 1024px) {
  .page-tin-tuc__hero-image {
    height: 400px;
  }
  .page-tin-tuc__hero-content {
    margin-top: -80px;
    padding: 25px;
  }
  .page-tin-tuc__main-title {
    font-size: clamp(26px, 4vw, 40px);
  }
  .page-tin-tuc__hero-description {
    font-size: 17px;
  }
  .page-tin-tuc__news-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  .page-tin-tuc__news-card img {
    
  }
  .page-tin-tuc__card-title {
    font-size: 18px;
  }
  .page-tin-tuc__section-title {
    font-size: clamp(22px, 3vw, 34px);
  }
  .page-tin-tuc__article-body {
    font-size: 16px;
  }
  .page-tin-tuc__article-body h3 {
    font-size: 22px;
  }
}

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

/* @media (max-width: 768px) for mobile-specific styles */
@media (max-width: 768px) {
  .page-tin-tuc__container {
    padding: 15px;
  }

  /* HERO 主图区域 */
  .page-tin-tuc__hero-section {
    padding-top: 10px; /* Small top padding, not var(--header-offset) */
    margin-bottom: 20px;
  }
  .page-tin-tuc__hero-image {
    height: 250px;
  }
  .page-tin-tuc__hero-image img {
    object-fit: contain !important; /* Prevent cropping on mobile */
    aspect-ratio: unset !important;
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-tin-tuc__hero-content {
    margin-top: -60px;
    padding: 20px;
    border-radius: 8px;
  }
  .page-tin-tuc__main-title {
    font-size: clamp(24px, 6vw, 32px); /* Clamp for smaller screens */
    margin-bottom: 10px;
  }
  .page-tin-tuc__hero-description {
    font-size: 15px;
    margin-bottom: 20px;
  }

  /* 按钮与按钮容器 */
  .page-tin-tuc__btn-primary,
  .page-tin-tuc__btn-secondary,
  .page-tin-tuc__read-more-btn,
  .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;
    font-size: 15px;
  }
  .page-tin-tuc__button-group {
    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__btn-center {
    max-width: 100%;
    width: 100%;
  }

  /* 产品展示图区域 (General content grids) */
  .page-tin-tuc__news-grid {
    grid-template-columns: 1fr; /* Single column for news cards */
    gap: 20px;
    overflow-x: hidden; /* Prevent horizontal scroll */
  }
  .page-tin-tuc__news-card img {
    height: 200px; /* Adjust height for mobile */
  }
  .page-tin-tuc__card-title {
    font-size: 18px;
  }
  .page-tin-tuc__card-meta {
    font-size: 13px;
  }
  .page-tin-tuc__card-excerpt {
    font-size: 15px;
  }

  /* 装饰主标题 + 长文 SEO 区 */
  .page-tin-tuc__section-title {
    font-size: clamp(20px, 5vw, 28px);
    margin-bottom: 20px;
    padding-left: 10px;
    padding-right: 10px;
  }
  .page-tin-tuc__section-title::after {
    width: 60px;
  }
  .page-tin-tuc__section-description {
    font-size: 15px;
    margin-bottom: 30px;
    padding-left: 10px;
    padding-right: 10px;
  }
  .page-tin-tuc__content-section {
    padding: 30px 0;
  }
  .page-tin-tuc__article-body {
    font-size: 15px;
    padding: 0 10px;
  }
  .page-tin-tuc__article-body h3 {
    font-size: 20px;
    margin-top: 25px;
    margin-bottom: 10px;
  }
  .page-tin-tuc__article-figure {
    margin: 20px auto;
  }
  .page-tin-tuc__benefit-list,
  .page-tin-tuc__criteria-list,
  .page-tin-tuc__expert-advice-list,
  .page-tin-tuc__terms-list {
    margin-left: 20px;
  }
  .page-tin-tuc__terms-list dt {
    font-size: 16px;
  }
  .page-tin-tuc__terms-list dd {
    margin-left: 15px;
  }

  /* 通用图片与容器 */
  .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,
  .page-tin-tuc__article-body {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  /* FAQ Section */
  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; }
}