:root {
  --primary-color: #11A84E;
  --secondary-color: #22C768;
  --button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  --card-bg: #11271B;
  --background-color-news: #08160F;
  --text-main: #F2FFF6;
  --text-secondary: #A7D9B8;
  --border-color-news: #2E7A4E;
  --glow-color: #57E38D;
  --gold-color: #F2C14E;
  --divider-color: #1E3A2A;
  --deep-green: #0A4B2C;
  --deep-green-rgb: 10, 75, 44; /* RGB for --deep-green */
}

/* body đã padding-top: var(--header-offset) từ shared.css, không lặp lại ở đây */
.page-news {
  background-color: var(--background-color-news);
  color: var(--text-main);
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
}

.page-news__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
  padding-top: 10px; /* Chỉ một khoảng đệm nhỏ, header offset đã được xử lý bởi body */
  overflow: hidden;
}

.page-news__hero-image-wrapper {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  margin-bottom: 20px;
}

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

.page-news__hero-content {
  max-width: 800px;
  margin: 0 auto;
  z-index: 1;
  position: relative;
}

.page-news__hero-title {
  font-size: clamp(2em, 5vw, 3.5em); /* Kích thước font phản hồi cho H1 */
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-main);
  margin-bottom: 15px;
}

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

.page-news__cta-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap; /* Cho phép xuống dòng trên màn hình nhỏ hơn */
  width: 100%; /* Đảm bảo container chiếm toàn bộ chiều rộng */
  max-width: 600px; /* Giới hạn chiều rộng tối đa cho máy tính để bàn */
  margin: 0 auto;
  box-sizing: border-box;
}

.page-news__cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1em;
  transition: background-color 0.3s ease, transform 0.2s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  min-width: 180px;
  max-width: 100%; /* Quan trọng cho khả năng phản hồi trên thiết bị di động */
  box-sizing: border-box; /* Bao gồm padding/border trong chiều rộng */
  white-space: normal; /* Cho phép xuống dòng văn bản */
  word-wrap: break-word; /* Cho phép xuống dòng văn bản */
}

.page-news__btn-primary {
  background: var(--button-gradient);
  color: #ffffff; /* Văn bản trắng cho nút chính */
  border: none;
}

.page-news__btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.page-news__btn-secondary {
  background: transparent;
  color: var(--text-main); /* Màu văn bản từ văn bản chính */
  border: 2px solid var(--border-color-news);
}

.page-news__btn-secondary:hover {
  background: var(--border-color-news);
  transform: translateY(-2px);
}

/* News Section */
.page-news__news-section {
  padding: 80px 20px;
  max-width: 1200px;
  margin: 0 auto;
}

.page-news__section-title {
  text-align: center;
  font-size: clamp(1.8em, 4vw, 2.8em);
  color: var(--text-main);
  margin-bottom: 50px;
  font-weight: 700;
}

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

.page-news__news-card {
  background-color: var(--card-bg);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
}

.page-news__news-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.page-news__card-image {
  width: 100%;
  height: 220px; /* Chiều cao cố định để nhất quán */
  object-fit: cover;
  display: block;
}

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

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

.page-news__card-title {
  font-size: 1.4em;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 15px;
  line-height: 1.3;
}

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

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

.page-news__card-description {
  font-size: 1em;
  color: var(--text-secondary);
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-news__read-more {
  display: inline-block;
  color: var(--glow-color);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

.page-news__read-more:hover {
  text-decoration: underline;
}

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

/* Featured Articles Section */
.page-news__featured-articles {
  padding: 80px 20px;
  max-width: 1200px;
  margin: 0 auto;
  background-color: var(--deep-green); /* Nền xanh đậm để tạo độ tương phản */
  border-radius: 10px;
  margin-bottom: 50px;
}

.page-news__featured-title {
  text-align: center;
  font-size: clamp(1.8em, 4vw, 2.8em);
  color: var(--text-main);
  margin-bottom: 50px;
  font-weight: 700;
}

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

.page-news__featured-card {
  background-color: var(--card-bg);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
}

.page-news__featured-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.page-news__featured-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}

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

.page-news__featured-category {
  font-size: 0.9em;
  color: var(--glow-color);
  margin-bottom: 10px;
  text-transform: uppercase;
  font-weight: 600;
}

.page-news__featured-card-title {
  font-size: 1.3em;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 15px;
  line-height: 1.3;
}

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

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

.page-news__featured-description {
  font-size: 1em;
  color: var(--text-secondary);
  margin-bottom: 20px;
  flex-grow: 1;
}

/* FAQ Section */
.page-news__faq-section {
  padding: 80px 20px;
  max-width: 1000px;
  margin: 0 auto;
}

.page-news__faq-title {
  text-align: center;
  font-size: clamp(1.8em, 4vw, 2.8em);
  color: var(--text-main);
  margin-bottom: 50px;
  font-weight: 700;
}

.page-news__faq-item {
  background-color: var(--card-bg);
  border-radius: 10px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  transition: all 0.3s ease;
}

.page-news__faq-item summary {
  list-style: none; /* Ẩn dấu đầu dòng mặc định */
  cursor: pointer;
  padding: 20px 25px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  font-size: 1.1em;
  color: var(--text-main);
  border-bottom: 1px solid var(--divider-color);
  transition: background-color 0.3s ease;
}

.page-news__faq-item summary:hover {
  background-color: rgba(var(--deep-green-rgb), 0.5); /* Màu nền nhạt hơn khi di chuột qua */
}

.page-news__faq-item summary::-webkit-details-marker {
  display: none; /* Ẩn dấu đầu dòng mặc định cho trình duyệt webkit */
}

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

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

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

/* Responsive Styles */
@media (max-width: 768px) {
  .page-news__hero-section {
    padding: 40px 15px;
    padding-top: 10px !important;
  }

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

  .page-news__hero-description {
    font-size: 1em;
  }

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

  .page-news__cta-button {
    width: 100% !important; /* Buộc chiều rộng đầy đủ trên di động */
    max-width: 100% !important;
    padding-left: 15px !important;
    padding-right: 15px !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-news__news-section,
  .page-news__featured-articles,
  .page-news__faq-section {
    padding: 40px 15px;
  }

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

  .page-news__news-grid,
  .page-news__featured-grid {
    grid-template-columns: 1fr;
  }

  .page-news__news-card,
  .page-news__featured-card {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-news__card-image,
  .page-news__featured-image,
  .page-news__hero-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .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__hero-image-wrapper,
  .page-news__faq-list {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

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

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

/* Đảm bảo độ tương phản tốt cho văn bản trên nền thẻ */
.page-news {
  color: var(--text-main); /* #F2FFF6 */
  background-color: var(--background-color-news); /* #08160F */
}

.page-news__news-card,
.page-news__featured-card,
.page-news__faq-item {
  background-color: var(--card-bg); /* #11271B */
  color: var(--text-main); /* #F2FFF6 */
}

.page-news__news-card .page-news__card-title a,
.page-news__featured-card .page-news__featured-card-title a,
.page-news__faq-item summary {
  color: var(--text-main); /* #F2FFF6 */
}

.page-news__news-card .page-news__card-description,
.page-news__news-card .page-news__card-date,
.page-news__featured-card .page-news__featured-description,
.page-news__faq-answer {
  color: var(--text-secondary); /* #A7D9B8 */
}

.page-news__btn-primary {
  background: var(--button-gradient);
  color: #ffffff; /* Văn bản trắng cho nút chính */
}

.page-news__btn-secondary {
  background: transparent;
  color: var(--text-main); /* Text Main cho nút phụ */
  border: 2px solid var(--border-color-news);
}

.page-news__deep-green-section {
  background-color: var(--deep-green); /* #0A4B2C */
  color: var(--text-main); /* #F2FFF6 */
}