/* style/news.css */
/* body đã padding-top: var(--header-offset) từ shared.css, không được thêm lại ở đây */

.page-news {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-main-color); /* Sử dụng màu chữ chính là #F2FFF6 */
  background-color: var(--background-color); /* Nền chính #08160F */
}

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

/* Hero Section */
.page-news__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
  padding-top: 10px; /* Nhỏ hơn so với padding-top mặc định để tránh khoảng trống lớn */
  overflow: hidden;
  box-sizing: border-box;
}

.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;
  filter: brightness(0.5); /* Giảm độ sáng để chữ dễ đọc hơn trên nền tối */
  display: block;
}

.page-news__hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  margin: 0 auto;
  padding: 20px;
  color: var(--text-main-color);
}

.page-news__main-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem); /* Sử dụng clamp cho font-size */
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
  color: var(--text-main-color);
  max-width: 100%;
}

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

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

.page-news__btn-primary,
.page-news__btn-secondary {
  display: inline-block;
  padding: 12px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1rem;
  transition: all 0.3s ease;
  cursor: pointer;
  box-sizing: border-box;
  max-width: 100%; /* Đảm bảo nút không tràn */
  white-space: normal; /* Cho phép chữ xuống dòng */
  word-wrap: break-word; /* Ngắt từ */
}

.page-news__btn-primary {
  background: var(--button-gradient);
  color: var(--text-main-color); /* Nút chính dùng chữ màu sáng */
  border: none;
  box-shadow: 0 4px 15px rgba(42, 209, 111, 0.4);
}

.page-news__btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(42, 209, 111, 0.6);
}

.page-news__btn-secondary {
  background: transparent;
  color: var(--primary-color); /* Nút phụ dùng chữ màu xanh chính */
  border: 2px solid var(--primary-color);
}

.page-news__btn-secondary:hover {
  background: rgba(17, 168, 78, 0.1);
  transform: translateY(-2px);
}

/* General Section Styles */
.page-news__section {
  padding: 50px 0;
  background-color: var(--background-color);
  color: var(--text-main-color);
  box-sizing: border-box;
}

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

.page-news__section-title {
  font-size: 2.2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 40px;
  color: var(--text-main-color);
}

/* Latest Articles Grid */
.page-news__articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
}

.page-news__article-card {
  background-color: var(--card-bg-color); /* Nền card màu tối */
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  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, 0.3);
}

.page-news__article-image-wrapper {
  width: 100%;
  height: 200px; /* Fixed height for consistency */
  overflow: hidden;
}

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

.page-news__article-content {
  padding: 25px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  color: var(--text-main-color);
}

.page-news__article-date {
  font-size: 0.9rem;
  color: var(--text-secondary-color);
  margin-bottom: 10px;
}

.page-news__article-title {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 15px;
  line-height: 1.4;
  flex-grow: 1; /* Đảm bảo tiêu đề chiếm đủ không gian */
}

.page-news__article-title a {
  color: var(--text-main-color);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

.page-news__article-excerpt {
  font-size: 1rem;
  color: var(--text-secondary-color);
  margin-bottom: 20px;
}

.page-news__read-more {
  display: inline-flex;
  align-items: center;
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s ease;
}

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

.page-news__read-more span {
  margin-left: 5px;
  transition: margin-left 0.3s ease;
}

.page-news__read-more:hover span {
  margin-left: 10px;
}

.page-news__cta-buttons--center {
  text-align: center;
}

/* Categories Section */
.page-news__categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
}

.page-news__category-card {
  background-color: var(--card-bg-color); /* Nền card màu tối */
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  text-decoration: none;
  color: var(--text-main-color);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease, background-color 0.3s ease;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.page-news__category-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
  background-color: var(--deep-green-color); /* Hơi đậm hơn khi hover */
}

.page-news__category-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--primary-color); /* Tiêu đề chuyên mục màu xanh chính */
}

.page-news__category-description {
  font-size: 0.95rem;
  color: var(--text-secondary-color);
}

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

.page-news__faq-item {
  background-color: var(--card-bg-color); /* Nền FAQ item màu tối */
  border-radius: 10px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  color: var(--text-main-color);
}

.page-news__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 1.15rem;
  font-weight: 600;
  cursor: pointer;
  background-color: var(--deep-green-color); /* Nền câu hỏi đậm hơn */
  color: var(--text-main-color);
  user-select: none;
  transition: background-color 0.3s ease;
}

.page-news__faq-item[open] .page-news__faq-question {
  background-color: var(--primary-color); /* Màu xanh chính khi mở */
  color: var(--text-main-color);
}

.page-news__faq-question:hover {
  background-color: var(--primary-color);
}

.page-news__faq-qtext {
  flex-grow: 1;
}

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

.page-news__faq-answer {
  padding: 0 25px 20px;
  font-size: 1rem;
  color: var(--text-secondary-color);
  line-height: 1.7;
}

.page-news__faq-answer p {
  margin-top: 15px;
}

/* Call to Action Section */
.page-news__cta-section {
  text-align: center;
  padding: 80px 20px;
  background-color: var(--deep-green-color); /* Nền CTA màu xanh đậm */
  color: var(--text-main-color);
}

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

/* Highlighted keywords */
.page-news .highlight {
  color: var(--gold-color); /* Từ khóa nổi bật màu vàng */
  font-weight: 600;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-news__main-title {
    font-size: clamp(2rem, 4vw, 3rem);
  }

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

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

  .page-news__hero-section {
    padding: 40px 15px;
    padding-top: 10px !important; /* body đã có padding-top, chỉ dùng 10px */
  }

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

  .page-news__main-title {
    font-size: clamp(1.8rem, 6vw, 2.5rem);
    margin-bottom: 15px;
  }

  .page-news__description {
    font-size: 1rem;
    margin-bottom: 25px;
  }

  .page-news__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }

  .page-news__btn-primary,
  .page-news__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding: 15px 20px;
    font-size: 1.05rem;
  }

  .page-news__section {
    padding: 40px 0;
  }

  .page-news__container {
    padding: 0 15px;
  }

  .page-news__section-title {
    font-size: 1.8rem;
    margin-bottom: 30px;
  }

  .page-news__articles-grid,
  .page-news__categories-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-news__article-card {
    margin-bottom: 0;
  }

  .page-news__article-image-wrapper {
    height: 180px;
  }

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

  .page-news__article-title {
    font-size: 1.2rem;
  }

  .page-news__category-card {
    padding: 25px;
  }

  .page-news__category-title {
    font-size: 1.3rem;
  }

  .page-news__faq-question {
    font-size: 1rem;
    padding: 18px 20px;
  }

  .page-news__faq-answer {
    padding: 0 20px 15px;
    font-size: 0.95rem;
  }

  .page-news__cta-section {
    padding: 60px 15px;
  }

  /* 图片和视频响应式适配 */
  .page-news img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-news video,
  .page-news__video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  .page-news__section,
  .page-news__card,
  .page-news__container,
  .page-news__video-section,
  .page-news__video-container,
  .page-news__video-wrapper,
  .page-news__cta-buttons,
  .page-news__button-group,
  .page-news__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    /* padding-left: 15px; */ /* container đã có padding, không cần thêm lại cho section/card */
    /* padding-right: 15px; */
    overflow: hidden !important; /* Đảm bảo không tràn */
  }
}

/* Ensure no filter on images */
.page-news img {
  filter: none; /* Reset any potential filters */
}
.page-news__hero-image {
  filter: brightness(0.5); /* Giữ lại để tăng độ tương phản cho chữ trên nền ảnh */
}

/* Color contrast highlights */
.page-news p,
.page-news li,
.page-news__article-excerpt,
.page-news__category-description,
.page-news__faq-answer p {
  color: var(--text-secondary-color); /* Đảm bảo độ tương phản */
}

/* For main text, I'll use text-main-color. */
.page-news__hero-content,
.page-news__article-content,
.page-news__faq-item {
  color: var(--text-main-color);
}

/* Specific contrast for links on dark backgrounds */
.page-news a {
  color: var(--primary-color); /* Links in main content */
}
.page-news__article-title a {
  color: var(--text-main-color); /* Article titles are links, use main text color */
}
.page-news__article-title a:hover {
  color: var(--secondary-color); /* Highlight on hover */
}