.page-tin-tuc {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #ffffff; /* Using pure white for max contrast on dark body background #B71C1C, prioritizing WCAG AA standard */
  background-color: transparent; /* Body background is handled by shared.css */
}

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

.page-tin-tuc__top-section {
  padding-top: 10px; /* Small top padding, body handles header offset */
  padding-bottom: 40px;
  text-align: center;
  background-color: #B71C1C; /* Custom background color for this section */
}

.page-tin-tuc__main-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem); /* Responsive H1 font size */
  font-weight: 700;
  color: #FFF5E1; /* Text Main color from custom palette */
  margin-bottom: 15px;
  line-height: 1.2;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-tin-tuc__description {
  font-size: 1.1rem;
  color: #FFF5E1; /* Text Main color from custom palette */
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-tin-tuc__top-cta {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
}

.page-tin-tuc__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 25px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.3s ease;
  cursor: pointer;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-tin-tuc__btn-primary {
  background: linear-gradient(180deg, #FFD86A 0%, #E6B800 100%); /* Custom button color */
  color: #333333; /* Dark text for contrast on gold gradient */
  border: 2px solid #F2B544; /* Border color from custom palette */
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-tin-tuc__btn-primary:hover {
  background: linear-gradient(180deg, #E6B800 0%, #FFD86A 100%);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.page-tin-tuc__btn-secondary {
  background: #C91F17; /* Main color */
  color: #ffffff; /* White text for contrast */
  border: 2px solid #F2B544; /* Border color from custom palette */
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-tin-tuc__btn-secondary:hover {
  background: #E53935; /* Accent color */
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.page-tin-tuc__btn-download {
  background: #7A0E0E; /* Deep Red */
  color: #ffffff;
  border: 2px solid #F2B544;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-tin-tuc__btn-download:hover {
  background: #C91F17;
}

.page-tin-tuc__hero-image-section {
    padding: 20px 0;
    background-color: #7A0E0E; /* Deep Red for hero image background */
}

.page-tin-tuc__hero-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 10px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-tin-tuc__section-title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  color: #FFF5E1; /* Text Main color from custom palette */
  text-align: center;
  margin-top: 50px;
  margin-bottom: 30px;
  line-height: 1.2;
}

.page-tin-tuc__featured-news-section,
.page-tin-tuc__recent-articles-section,
.page-tin-tuc__more-info-section {
  padding: 40px 0;
  background-color: #B71C1C; /* Body background color */
}

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

.page-tin-tuc__article-card {
  background-color: #D32F2F; /* Card BG color from custom palette */
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-tin-tuc__article-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.page-tin-tuc__article-figure {
  margin: 0;
  padding: 0;
  height: 200px; /* Fixed height for image consistency */
  overflow: hidden;
}

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

.page-tin-tuc__article-content {
  padding: 20px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  color: #FFF5E1; /* Text Main color for card content */
}

.page-tin-tuc__article-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 10px;
  line-height: 1.3;
}

.page-tin-tuc__article-title a {
  color: #FFF5E1; /* Text Main color for card titles */
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-tin-tuc__article-title a:hover {
  color: #F4D34D; /* Gold color for hover */
}

.page-tin-tuc__article-date {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 15px;
}

.page-tin-tuc__article-excerpt {
  font-size: 1rem;
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-tin-tuc__read-more-btn {
  display: inline-block;
  background-color: #E53935; /* Accent color */
  color: #ffffff;
  padding: 8px 15px;
  border-radius: 5px;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  align-self: flex-start;
  transition: background-color 0.3s ease;
}

.page-tin-tuc__read-more-btn:hover {
  background-color: #C91F17; /* Main color */
}

.page-tin-tuc__view-all-btn-container {
  text-align: center;
  margin-top: 30px;
}

.page-tin-tuc__btn-view-all {
  background: linear-gradient(180deg, #FFD86A 0%, #E6B800 100%);
  color: #333333; /* Dark text for contrast on gold gradient */
  border: 2px solid #F2B544;
}

.page-tin-tuc__btn-view-all:hover {
  background: linear-gradient(180deg, #E6B800 0%, #FFD86A 100%);
}

.page-tin-tuc__article-list {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.page-tin-tuc__list-item {
  display: flex;
  background-color: #D32F2F; /* Card BG color */
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 3px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-tin-tuc__list-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.page-tin-tuc__list-figure {
  margin: 0;
  padding: 0;
  flex-shrink: 0;
  width: 250px; /* Fixed width for list item image */
  height: 150px;
  overflow: hidden;
}

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

.page-tin-tuc__list-content {
  padding: 15px 20px;
  flex-grow: 1;
  color: #FFF5E1; /* Text Main color */
}

.page-tin-tuc__list-title {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 8px;
  line-height: 1.3;
}

.page-tin-tuc__list-title a {
  color: #FFF5E1; /* Text Main color */
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-tin-tuc__list-title a:hover {
  color: #F4D34D; /* Gold color for hover */
}

.page-tin-tuc__list-date {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 10px;
}

.page-tin-tuc__list-excerpt {
  font-size: 0.95rem;
  margin-bottom: 15px;
}

.page-tin-tuc__cta-section {
  padding: 60px 0;
  background-color: #7A0E0E; /* Deep Red from custom palette */
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-tin-tuc__cta-section .page-tin-tuc__section-title,
.page-tin-tuc__cta-section .page-tin-tuc__description {
  color: #FFF5E1; /* Text Main color */
  position: relative;
  z-index: 2;
}

.page-tin-tuc__cta-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  margin-top: 30px;
  margin-bottom: 40px;
  position: relative;
  z-index: 2;
  width: 100%; /* Ensure button container takes full width */
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

.page-tin-tuc__cta-figure {
    margin: 0;
    padding: 0;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.15; /* Make it subtle */
    z-index: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

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

.page-tin-tuc__more-info-section {
  padding-bottom: 60px;
}

.page-tin-tuc__link-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-top: 30px;
  margin-bottom: 40px;
}

.page-tin-tuc__info-link {
  display: block;
  background-color: #D32F2F; /* Card BG color */
  color: #FFF5E1; /* Text Main color */
  padding: 15px 20px;
  border-radius: 8px;
  text-align: center;
  text-decoration: none;
  font-weight: 500;
  transition: background-color 0.3s ease, color 0.3s ease;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
}

.page-tin-tuc__info-link:hover {
  background-color: #C91F17; /* Main color */
  color: #F4D34D; /* Gold color */
}

.page-tin-tuc__copyright {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
  text-align: center;
  margin-top: 30px;
}

/* --- Responsive Styles --- */
@media (max-width: 1024px) {
  .page-tin-tuc__container {
    padding: 0 15px;
  }

  .page-tin-tuc__main-title {
    font-size: clamp(2rem, 4.5vw, 3rem);
  }

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

  .page-tin-tuc__section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  }

  .page-tin-tuc__list-item {
    flex-direction: column;
  }

  .page-tin-tuc__list-figure {
    width: 100%;
    height: 200px;
  }
}

@media (max-width: 768px) {
  /* 1. 顶区标题 + 双 CTA */
  .page-tin-tuc__top-section {
    padding-top: 10px !important; /* Fixed top padding */
    padding-bottom: 30px;
  }

  .page-tin-tuc__main-title {
    font-size: clamp(1.8rem, 6vw, 2.5rem);
  }

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

  .page-tin-tuc__top-cta {
    flex-direction: column; /* Stack buttons vertically */
    gap: 10px;
  }

  .page-tin-tuc__btn,
  .page-tin-tuc__btn-primary,
  .page-tin-tuc__btn-secondary,
  .page-tin-tuc__btn-download,
  .page-tin-tuc__read-more-btn,
  .page-tin-tuc__btn-view-all,
  .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;
  }

  /* 2. 单栏长文容器 (general sections, cards) */
  .page-tin-tuc__container,
  .page-tin-tuc__section,
  .page-tin-tuc__card,
  .page-tin-tuc__box {
    padding-left: 15px !important;
    padding-right: 15px !important;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-tin-tuc__article-grid {
    grid-template-columns: 1fr; /* Single column for articles */
  }

  .page-tin-tuc__article-card,
  .page-tin-tuc__list-item {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  /* 3. 通用图片与 figure */
  .page-tin-tuc img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-tin-tuc__article-figure,
  .page-tin-tuc__list-figure {
    height: auto; /* Allow height to adjust */
  }

  /* 4. 按钮与按钮容器 */
  .page-tin-tuc__cta-buttons {
    flex-direction: column; /* Stack CTA buttons vertically */
    gap: 10px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  /* 5. 注册教程与 FAQ 区块 (General section titles and info links) */
  .page-tin-tuc__section-title {
    font-size: clamp(1.5rem, 5vw, 2.2rem);
  }

  .page-tin-tuc__info-link {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-tin-tuc__link-grid {
    grid-template-columns: 1fr; /* Single column for info links */
  }
}