/* style/news.css */
/* 页面完整样式代码 - 注意：所有选择器必须使用BEM命名规则（双下划线__连接） */

/* General styles for the news page */
.page-news {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333333; /* Default text color for light body background */
  background-color: #ffffff; /* Assuming body background is white/light */
}

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

.page-news__section-title {
  font-size: 2.5em;
  color: #017439;
  text-align: center;
  margin-bottom: 20px;
  font-weight: bold;
}

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

/* Hero Section */
.page-news__hero-section {
  position: relative;
  width: 100%;
  min-height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #ffffff;
  padding: 60px 20px;
  padding-top: var(--header-offset, 120px); /* Fixed header offset */
  overflow: hidden;
  box-sizing: border-box;
  background-color: #017439; /* Fallback background */
}

.page-news__hero-image-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  overflow: hidden;
}

.page-news__hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3; /* Overlay effect */
  filter: brightness(0.7); /* Darken image slightly, allowed for background context, not color change */
}

.page-news__hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  padding: 20px;
  background: rgba(0, 0, 0, 0.4); /* Semi-transparent overlay for text readability */
  border-radius: 10px;
}

.page-news__hero-title {
  font-size: 3.5em;
  margin-bottom: 20px;
  font-weight: bold;
  color: #FFFF00; /* Use specific yellow for titles as per "注册和登录字体" for emphasis, ensuring contrast */
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.page-news__hero-description {
  font-size: 1.3em;
  margin-bottom: 30px;
  color: #ffffff;
}

.page-news__hero-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
}

/* Buttons */
.page-news__btn-primary,
.page-news__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
  cursor: pointer;
  box-sizing: border-box;
  max-width: 100%; /* For responsiveness */
  white-space: normal; /* Allow text wrap */
  word-wrap: break-word; /* Allow text wrap */
}

.page-news__btn-primary {
  background-color: #C30808; /* Red for registration/login */
  color: #FFFF00; /* Yellow for text */
  border: 2px solid #C30808;
}

.page-news__btn-primary:hover {
  background-color: #a30606;
  border-color: #a30606;
}

.page-news__btn-secondary {
  background-color: transparent;
  color: #FFFF00; /* Yellow for text */
  border: 2px solid #FFFF00;
}

.page-news__btn-secondary:hover {
  background-color: #FFFF00;
  color: #C30808;
}

/* Latest Articles Section */
.page-news__latest-articles {
  padding: 80px 0;
  background-color: #ffffff;
  color: #333333;
}

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

.page-news__article-card {
  background-color: #f9f9f9;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
}

.page-news__article-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.page-news__article-image {
  width: 100%;
  height: 250px; /* Fixed height for consistency, will be responsive */
  object-fit: cover;
  display: block;
}

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

.page-news__article-title {
  font-size: 1.4em;
  margin-bottom: 10px;
  font-weight: bold;
}

.page-news__article-title a {
  color: #017439;
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-news__article-title a:hover {
  color: #005f2e;
}

.page-news__article-meta {
  font-size: 0.9em;
  color: #777777;
  margin-bottom: 15px;
}

.page-news__article-excerpt {
  font-size: 1em;
  color: #555555;
  margin-bottom: 20px;
  flex-grow: 1; /* Allows excerpt to take available space */
}

.page-news__read-more {
  display: inline-block;
  color: #017439;
  text-decoration: none;
  font-weight: bold;
  transition: color 0.3s ease;
  margin-top: auto; /* Pushes to the bottom */
}

.page-news__read-more:hover {
  color: #005f2e;
  text-decoration: underline;
}

.page-news__pagination {
  display: flex;
  justify-content: center;
  margin-top: 50px;
  gap: 10px;
}

.page-news__pagination-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid #017439;
  color: #017439;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.page-news__pagination-link:hover:not(.page-news__pagination-link--active) {
  background-color: #e6f7ed;
}

.page-news__pagination-link--active {
  background-color: #017439;
  color: #ffffff;
  pointer-events: none;
}

/* CTA Section */
.page-news__cta-section {
  padding: 80px 0;
  background-color: #017439;
  color: #ffffff;
  text-align: center;
}

.page-news__cta-title {
  font-size: 2.8em;
  margin-bottom: 20px;
  font-weight: bold;
  color: #ffffff;
}

.page-news__cta-description {
  font-size: 1.2em;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-news__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
}

/* FAQ Section */
.page-news__faq-section {
  padding: 80px 0;
  background-color: #f5f5f5; /* Lighter background for FAQ */
  color: #333333;
}

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

.page-news__faq-item {
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.page-news__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  cursor: pointer;
  font-weight: bold;
  font-size: 1.1em;
  color: #017439;
  background-color: #ffffff;
  transition: background-color 0.3s ease;
}

.page-news__faq-question:hover {
  background-color: #f0f0f0;
}

.page-news__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease;
}

.page-news__faq-item.active .page-news__faq-toggle {
  transform: rotate(45deg);
}

.page-news__faq-answer {
  max-height: 0;
  overflow: hidden;
  padding: 0 20px;
  transition: max-height 0.3s ease, padding 0.3s ease;
  color: #555555;
  background-color: #ffffff;
}

.page-news__faq-item.active .page-news__faq-answer {
  max-height: 1000px !important; /* Sufficiently large to contain content */
  padding: 15px 20px;
}

.page-news__faq-answer p {
  margin-bottom: 10px;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-news__hero-title {
    font-size: 3em;
  }
  .page-news__hero-description {
    font-size: 1.2em;
  }
  .page-news__section-title {
    font-size: 2.2em;
  }
  .page-news__cta-title {
    font-size: 2.5em;
  }
}

@media (max-width: 768px) {
  .page-news {
    font-size: 16px;
    line-height: 1.6;
  }

  /* Fixed header offset for mobile */
  .page-news__hero-section {
    padding-top: var(--header-offset, 120px) !important;
  }

  .page-news__hero-content {
    padding: 15px;
  }

  .page-news__hero-title {
    font-size: 2.5em;
  }
  .page-news__hero-description {
    font-size: 1em;
  }
  .page-news__hero-buttons {
    flex-direction: column;
    gap: 15px;
  }
  .page-news__btn-primary,
  .page-news__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 20px;
    font-size: 1em;
  }

  .page-news__section-title {
    font-size: 1.8em;
  }
  .page-news__section-description {
    font-size: 1em;
  }

  .page-news__articles-grid {
    grid-template-columns: 1fr;
  }

  .page-news__article-image {
    height: 200px; /* Adjust height for smaller screens */
  }

  .page-news__cta-title {
    font-size: 2em;
  }
  .page-news__cta-description {
    font-size: 1em;
  }
  .page-news__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }
  
  /* Images and their containers */
  .page-news img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
    min-width: 200px !important;
    min-height: 200px !important;
  }
  
  .page-news__hero-image {
    min-width: auto !important;
    min-height: auto !important;
  }

  .page-news__section,
  .page-news__card,
  .page-news__container,
  .page-news__hero-section,
  .page-news__latest-articles,
  .page-news__cta-section,
  .page-news__faq-section,
  .page-news__hero-buttons,
  .page-news__cta-buttons {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow-x: hidden !important; /* Prevent horizontal scroll */
  }

  .page-news__hero-image-wrapper,
  .page-news__hero-image {
    width: 100% !important;
    height: 100% !important;
  }

  /* Video responsiveness (if any, though none currently in HTML) */
  .page-news video,
  .page-news__video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  .page-news__video-section,
  .page-news__video-container,
  .page-news__video-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }
}

/* Ensure no small images in content area */
.page-news__article-card img {
    min-width: 200px;
    min-height: 200px;
}