:root {
  --primary-color: #11A84E;
  --secondary-color: #22C768;
  --button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  --card-bg: #11271B;
  --background: #08160F;
  --text-main: #F2FFF6;
  --text-secondary: #A7D9B8;
  --border-color: #2E7A4E;
  --glow-color: #57E38D;
  --gold-color: #F2C14E;
  --divider-color: #1E3A2A;
  --deep-green-color: #0A4B2C;
}

/* body 已 padding-top: var(--header-offset)；页面禁止再写该变量 */
.page-news {
  background-color: var(--background, #08160F); /* Default to custom background if var not set */
  color: var(--text-main, #F2FFF6); /* Default to custom main text color */
  font-family: 'Arial', sans-serif; /* Example font */
  line-height: 1.6;
}

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

/* Hero Section */
.page-news__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column; /* Image above text */
  align-items: center;
  text-align: center;
  padding: 60px 20px;
  padding-top: 10px; /* Small top padding, body handles header offset */
  background-color: var(--background);
}

.page-news__hero-image-wrapper {
  width: 100%;
  max-width: 1200px; /* Constrain image width */
  margin-bottom: 30px; /* Space between image and text */
}

.page-news__hero-image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-news__hero-content {
  width: 100%; /* Ensure content takes full width within parent */
  max-width: 900px;
  color: var(--text-main);
}

.page-news__main-title {
  font-size: clamp(2.2rem, 4vw, 3.5rem); /* Responsive H1 font size */
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
  color: var(--text-main);
}

.page-news__description {
  font-size: 1.1rem;
  margin-bottom: 30px;
  color: var(--text-secondary);
}

/* Buttons */
.page-news__cta-button {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1rem;
  transition: all 0.3s ease;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  max-width: 100%; /* Ensure button responsiveness */
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-news__btn-primary {
  background: var(--button-gradient);
  color: #ffffff;
  border: none;
}

.page-news__btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

.page-news__btn-secondary {
  background: transparent;
  color: var(--text-main);
  border: 2px solid var(--border-color);
  margin-left: 15px; /* Space between buttons */
}

.page-news__btn-secondary:hover {
  background-color: rgba(46, 122, 78, 0.2); /* Semi-transparent border color */
  transform: translateY(-2px);
}

/* Latest Articles Section */
.page-news__latest-articles {
  padding: 80px 0;
  background-color: var(--background);
}

.page-news__section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: 50px;
  color: var(--text-main);
}

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

.page-news__article-card {
  background-color: var(--card-bg);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  color: var(--text-secondary);
}

.page-news__article-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.page-news__article-thumbnail {
  width: 100%;
  height: 225px; /* Fixed height for consistency */
  object-fit: cover;
  display: block;
}

.page-news__card-content {
  padding: 25px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.page-news__article-title {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 10px;
  line-height: 1.4;
  color: var(--text-main);
}

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

.page-news__article-title a:hover {
  color: var(--glow-color);
}

.page-news__article-date {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 15px;
  display: block;
}

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

.page-news__read-more {
  display: inline-block;
  color: var(--glow-color);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s ease;
  margin-top: auto; /* Push to bottom */
}

.page-news__read-more:hover {
  text-decoration: underline;
  color: var(--gold-color); /* Gold on hover */
}

/* CTA Section */
.page-news__cta-section {
  padding: 80px 0;
  background-color: var(--deep-green-color); /* Use a deeper green for contrast */
  color: var(--text-main);
  text-align: center;
}

.page-news__cta-section .page-news__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    flex-wrap: wrap;
    width: 100%; /* Ensure container takes full width */
}

.page-news__cta-content {
    flex: 1;
    min-width: 300px;
    text-align: left;
}

.page-news__cta-image-wrapper {
    flex: 1;
    min-width: 300px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.page-news__cta-image {
    width: 100%;
    height: auto;
    max-width: 600px; /* Max width for CTA image */
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-news__cta-section .page-news__section-title {
  text-align: left;
  margin-bottom: 20px;
  color: var(--text-main);
}

.page-news__cta-section .page-news__description {
  text-align: left;
  margin-bottom: 40px;
  color: var(--text-secondary);
}

.page-news__cta-buttons {
    display: flex;
    gap: 15px;
    justify-content: flex-start;
    flex-wrap: wrap; /* Allow buttons to wrap on smaller screens */
    width: 100%; /* Ensure container takes full width */
    max-width: 100%; /* Ensure container responsiveness */
    box-sizing: border-box;
    overflow: hidden;
}

/* FAQ Section */
.page-news__faq-section {
  padding: 80px 0;
  background-color: var(--background);
}

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

.page-news__faq-item {
  background-color: var(--card-bg);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
  color: var(--text-main);
}

.page-news__faq-item summary {
  list-style: none; /* Hide default marker */
}

.page-news__faq-item summary::-webkit-details-marker {
  display: none; /* Hide default marker for webkit */
}

.page-news__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  cursor: pointer;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-main);
  border-bottom: 1px solid var(--divider-color);
  transition: background-color 0.3s ease;
}

.page-news__faq-question:hover {
  background-color: rgba(46, 122, 78, 0.1); /* Slight hover effect */
}

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

.page-news__faq-item[open] .page-news__faq-toggle {
  content: "−"; /* Change to minus when open */
}

.page-news__faq-answer {
  padding: 20px 25px;
  font-size: 1rem;
  color: var(--text-secondary);
}

.page-news__faq-answer p {
    margin-bottom: 0;
}


/* Responsive styles */
@media (max-width: 768px) {
  .page-news__container {
    padding: 0 15px;
  }

  .page-news__hero-section {
    padding: 40px 15px;
    padding-top: 10px !important; /* body handles header offset, small top padding */
  }

  .page-news__main-title {
    font-size: clamp(1.8rem, 8vw, 2.5rem);
  }

  .page-news__description {
    font-size: 1rem;
  }

  .page-news__cta-button {
    padding: 12px 20px;
    font-size: 0.9rem;
    width: 100% !important; /* Full width for buttons on mobile */
    margin-left: 0 !important; /* Remove margin for stacked buttons */
  }

  .page-news__btn-secondary {
    margin-top: 15px; /* Add top margin for stacked secondary button */
  }

  .page-news__cta-buttons {
    flex-direction: column; /* Stack buttons vertically */
    gap: 15px; /* Space between stacked buttons */
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }

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

  .page-news__articles-grid {
    grid-template-columns: 1fr; /* Single column on mobile */
  }

  .page-news__section-title {
    font-size: clamp(1.5rem, 7vw, 2.2rem);
    margin-bottom: 30px;
  }

  .page-news__article-title {
    font-size: 1.1rem;
  }

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

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

  /* Image responsiveness */
  .page-news img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  .page-news__section,
  .page-news__card,
  .page-news__container,
  .page-news__cta-section .page-news__container { /* Apply to CTA container as well */
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-news__hero-image-wrapper,
  .page-news__cta-image-wrapper {
      width: 100% !important;
      max-width: 100% !important;
      box-sizing: border-box !important;
      padding-left: 0;
      padding-right: 0;
  }

  /* Video responsiveness - if any, though none on this page */
  .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;
  }
}