/* style/news.css */

/* Custom Colors */
:root {
  --primary-color: #2F6BFF;
  --secondary-color: #6FA3FF;
  --button-gradient: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%);
  --card-bg: #FFFFFF;
  --background-color: #F4F7FB;
  --text-main: #1F2D3D;
  --text-black: #000000;
  --border-color: #D6E2FF;
  --glow-color: #A5C4FF;
  --white-color: #FFFFFF;
}

.page-news {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-main); /* Default text color for the page */
  background-color: var(--background-color); /* Matches body background type */
}

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

.page-news__hero-section {
  padding-top: 10px; /* Small top padding, body handles header offset */
  padding-bottom: 40px;
  text-align: center;
  background-color: var(--background-color);
  position: relative;
  overflow: hidden;
}

.page-news__hero-image-wrapper {
  margin-bottom: 20px;
}

.page-news__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border-radius: 10px;
}

.page-news__hero-content-wrapper {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-news__main-title {
  font-size: clamp(2em, 3.5vw, 3em); /* Responsive font size for H1 */
  color: var(--text-black);
  margin-bottom: 15px;
  font-weight: bold;
  line-height: 1.2;
}

.page-news__hero-description {
  font-size: 1.1em;
  color: var(--text-main);
  margin-bottom: 30px;
}

.page-news__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap; /* Allow wrapping on smaller screens */
}

.page-news__btn-primary,
.page-news__btn-secondary {
  display: inline-block;
  padding: 12px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: all 0.3s ease;
  box-sizing: border-box;
  max-width: 100%; /* Ensure buttons don't overflow */
  white-space: normal; /* Allow text wrapping */
  word-wrap: break-word;
}

.page-news__btn-primary {
  background: var(--button-gradient);
  color: var(--white-color);
  border: 2px solid transparent;
}

.page-news__btn-primary:hover {
  opacity: 0.9;
  box-shadow: 0 5px 15px var(--glow-color);
}

.page-news__btn-secondary {
  background: var(--white-color);
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.page-news__btn-secondary:hover {
  background: var(--primary-color);
  color: var(--white-color);
}

.page-news__section-title {
  font-size: 2.5em;
  color: var(--text-black);
  text-align: center;
  margin-bottom: 20px;
  font-weight: bold;
}

.page-news__section-title--white {
  color: var(--white-color);
}

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

.page-news__section-description--white {
  color: var(--white-color);
}

.page-news__latest-news-section,
.page-news__featured-news-section,
.page-news__faq-section,
.page-news__cta-section {
  padding: 60px 0;
}

.page-news__latest-news-section {
  background-color: var(--background-color);
}

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

.page-news__news-card {
  background: var(--card-bg);
  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-news__news-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

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

.page-news__card-image {
  width: 100%;
  height: 220px; /* Fixed height for consistency */
  object-fit: cover;
  display: block;
}

.page-news__card-content {
  padding: 20px;
}

.page-news__card-title {
  font-size: 1.4em;
  color: var(--text-black);
  margin-bottom: 10px;
  line-height: 1.3;
  font-weight: bold;
}

.page-news__card-meta {
  font-size: 0.9em;
  color: #666;
  margin-bottom: 15px;
}

.page-news__card-excerpt {
  font-size: 1em;
  color: var(--text-main);
  margin-bottom: 15px;
}

.page-news__read-more {
  color: var(--primary-color);
  font-weight: bold;
}

.page-news__view-all-button-wrapper {
  text-align: center;
  margin-top: 50px;
}

.page-news__featured-news-section {
  background: var(--primary-color);
  color: var(--white-color);
}

.page-news__featured-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.page-news__featured-card {
  background: rgba(255, 255, 255, 0.1);
  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-news__featured-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.page-news__featured-card .page-news__card-image {
  height: 300px; /* Larger fixed height for featured images */
}

.page-news__featured-card .page-news__card-title,
.page-news__featured-card .page-news__card-meta,
.page-news__featured-card .page-news__card-excerpt {
  color: var(--white-color);
}

.page-news__featured-card .page-news__read-more {
  color: var(--secondary-color);
}

.page-news__faq-section {
  background-color: var(--background-color);
}

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

.page-news__faq-item {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.03);
}

.page-news__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.15em;
  font-weight: bold;
  color: var(--text-black);
  cursor: pointer;
  list-style: none;
  user-select: none;
  background-color: var(--card-bg);
}

.page-news__faq-question::-webkit-details-marker {
  display: none;
}

.page-news__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  margin-left: 15px;
  color: var(--primary-color);
}

.page-news__faq-item[open] .page-news__faq-toggle {
  content: '−';
}

.page-news__faq-answer {
  padding: 0 25px 20px;
  font-size: 1em;
  color: var(--text-main);
  line-height: 1.6;
}

.page-news__cta-section {
  background: var(--button-gradient);
  text-align: center;
  padding: 80px 0;
  color: var(--white-color);
}

.page-news__cta-container {
  max-width: 800px;
}

.page-news__cta-section .page-news__section-title {
  color: var(--white-color);
  margin-bottom: 20px;
}

.page-news__cta-section .page-news__section-description {
  color: var(--white-color);
  margin-bottom: 40px;
}

.page-news__btn-large {
  padding: 15px 40px;
  font-size: 1.1em;
}

/* --- Responsive Styles --- */

/* Tablet (max-width: 1024px) */
@media (max-width: 1024px) {
  .page-news__main-title {
    font-size: clamp(2em, 4vw, 2.8em);
  }

  .page-news__section-title {
    font-size: 2em;
  }

  .page-news__news-grid,
  .page-news__featured-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
  }

  .page-news__card-image {
    height: 180px;
  }

  .page-news__featured-card .page-news__card-image {
    height: 250px;
  }

  .page-news__faq-question {
    padding: 15px 20px;
  }

  .page-news__faq-answer {
    padding: 0 20px 15px;
  }
}

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

  .page-news__container {
    padding: 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  /* 1. HERO 主图区域 */
  .page-news__hero-section {
    padding-top: 10px !important; /* Small top padding, body handles header offset */
    padding-bottom: 30px;
  }

  .page-news__hero-image-wrapper {
    margin-bottom: 15px;
  }

  .page-news__hero-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-news__hero-content-wrapper {
    padding: 0 15px;
  }

  .page-news__main-title {
    font-size: 1.8em;
    margin-bottom: 10px;
  }

  .page-news__hero-description {
    font-size: 1em;
    margin-bottom: 20px;
  }

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

  .page-news__btn-primary,
  .page-news__btn-secondary,
  .page-news a[class*="button"],
  .page-news 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: 1em;
  }

  .page-news__section-title {
    font-size: 1.8em;
    margin-bottom: 15px;
  }

  .page-news__section-description {
    font-size: 1em;
    margin-bottom: 30px;
    padding: 0 10px;
  }

  .page-news__latest-news-section,
  .page-news__featured-news-section,
  .page-news__faq-section,
  .page-news__cta-section {
    padding: 40px 0;
  }

  .page-news__news-grid,
  .page-news__featured-grid {
    grid-template-columns: 1fr; /* Single column layout */
    gap: 25px;
  }

  /* 3. 通用图片与容器 */
  .page-news img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  
  .page-news__news-card .page-news__card-image,
  .page-news__featured-card .page-news__card-image {
    height: 180px; /* Adjust card image height for mobile */
  }

  .page-news__card-title {
    font-size: 1.2em;
  }

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

  .page-news__faq-question {
    font-size: 1em;
    padding: 15px 20px;
  }

  .page-news__faq-answer {
    padding: 0 20px 15px;
  }

  .page-news__cta-section {
    padding: 60px 0;
  }

  .page-news__btn-large {
    padding: 12px 25px;
    font-size: 1em;
  }

  /* 5. 其他内容模块 (e.g., card padding) */
  .page-news__news-card .page-news__card-content,
  .page-news__featured-card .page-news__card-content {
    padding: 15px;
  }
}