:root {
  /* Custom Colors */
  --page-news-button-gradient: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%);
  --page-news-card-bg: #10233F;
  --page-news-text-main: #F3F8FF;
  --page-news-text-secondary: #AFC4E8;
  --page-news-border: #244D84;
  --page-news-glow: #4FA8FF;
  --page-news-gold: #F2C14E;
  --page-news-divider: #1B3357;
  --page-news-deep-navy: #08162B; /* Body background from shared */

  /* Brand Colors */
  --page-news-primary-color: #113B7A;
  --page-news-secondary-color: #1D5FD1;
}

.page-news {
  background-color: var(--page-news-deep-navy); /* Match body background */
  color: var(--page-news-text-main); /* Light text for dark background */
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

/* Hero Section */
.page-news__hero-section {
  position: relative;
  overflow: hidden;
  padding-top: 10px; /* Small top padding, assuming body has header offset */
  padding-bottom: 40px;
  text-align: center;
}

.page-news__hero-image {
  width: 100%;
  height: auto;
  overflow: hidden;
  margin-bottom: 20px;
}

.page-news__hero-image img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover; /* Desktop: cover */
  aspect-ratio: 16/9; /* Maintain aspect ratio */
  filter: none; /* No image filters */
}

.page-news__hero-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
  position: relative;
  z-index: 1;
}

.page-news__main-title {
  font-size: clamp(28px, 4vw, 48px); /* Use clamp for H1 */
  font-weight: 700;
  color: var(--page-news-gold);
  margin-bottom: 15px;
  line-height: 1.2;
}

.page-news__description {
  font-size: 18px;
  color: var(--page-news-text-secondary);
  margin-bottom: 30px;
}

/* General Section Styling */
.page-news__section {
  padding: 50px 0;
}

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

.page-news__section-title {
  font-size: clamp(24px, 3vw, 38px);
  font-weight: 700;
  color: var(--page-news-gold);
  text-align: center;
  margin-bottom: 40px;
  position: relative;
  padding-bottom: 15px;
}

.page-news__section-title::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background-color: var(--page-news-gold);
  border-radius: 2px;
}

.page-news__text-block {
  font-size: 16px;
  color: var(--page-news-text-secondary);
  margin-bottom: 20px;
  text-align: justify;
}

/* CTA Button */
.page-news__cta-button {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  background: var(--page-news-button-gradient);
  color: var(--page-news-text-main);
  font-size: 18px;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  max-width: 100%; /* For responsiveness */
  box-sizing: border-box; /* For responsiveness */
  white-space: normal; /* For responsiveness */
  word-wrap: break-word; /* For responsiveness */
}

.page-news__cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
  opacity: 0.9;
}

.page-news__cta-button--secondary {
  background: var(--page-news-primary-color);
  border: 2px solid var(--page-news-secondary-color);
  color: var(--page-news-text-main);
}

.page-news__cta-button--secondary:hover {
  background: var(--page-news-secondary-color);
  border-color: var(--page-news-gold);
}

.page-news__cta-row {
  text-align: center;
  margin-top: 40px;
}

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

.page-news__news-card {
  background-color: var(--page-news-card-bg);
  border: 1px solid var(--page-news-border);
  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__news-card img {
  width: 100%;
  height: 220px; /* Fixed height for consistency */
  object-fit: cover;
  display: block;
  filter: none; /* No image filters */
}

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

.page-news__card-title {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 10px;
  line-height: 1.3;
  flex-grow: 1;
}

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

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

.page-news__card-meta {
  font-size: 14px;
  color: var(--page-news-text-secondary);
  margin-bottom: 15px;
}

.page-news__card-excerpt {
  font-size: 15px;
  color: var(--page-news-text-secondary);
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-news__read-more {
  display: inline-block;
  color: var(--page-news-secondary-color);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s ease;
}

.page-news__read-more:hover {
  color: var(--page-news-glow);
  text-decoration: underline;
}

/* Content Blocks with Image */
.page-news__content-block {
  display: flex;
  align-items: center;
  gap: 30px;
  margin-bottom: 40px;
}

.page-news__content-block img {
  flex-shrink: 0;
  width: 50%;
  max-width: 600px; /* Recommended size for content images */
  height: auto;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  filter: none; /* No image filters */
}

.page-news__content-block p {
  flex-grow: 1;
  font-size: 16px;
  color: var(--page-news-text-secondary);
  text-align: justify;
}

.page-news__content-block--reversed {
  flex-direction: row-reverse;
}

/* FAQ Section */
.page-news__faq-list {
  max-width: 900px;
  margin: 0 auto 30px auto;
}

details.page-news__faq-item {
  margin-bottom: 15px;
  border-radius: 10px;
  border: 1px solid var(--page-news-border);
  overflow: hidden;
  background: var(--page-news-card-bg);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

details.page-news__faq-item summary.page-news__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
  color: var(--page-news-gold);
  font-weight: 600;
  font-size: 18px;
}

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

details.page-news__faq-item summary.page-news__faq-question:hover {
  background: rgba(var(--page-news-primary-color), 0.5); /* Slightly lighter on hover */
}

.page-news__faq-qtext {
  flex: 1;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: var(--page-news-gold);
}

.page-news__faq-toggle {
  font-size: 28px; /* Larger toggle for better visibility */
  font-weight: bold;
  color: var(--page-news-gold);
  flex-shrink: 0;
  margin-left: 15px;
  width: 30px;
  text-align: center;
  transition: transform 0.3s ease;
}

details.page-news__faq-item[open] .page-news__faq-toggle {
  transform: rotate(45deg); /* Rotate for 'x' effect */
}

details.page-news__faq-item .page-news__faq-answer {
  padding: 0 25px 20px;
  background: rgba(var(--page-news-primary-color), 0.3); /* Slightly different background for answer */
  border-top: 1px solid var(--page-news-border);
  border-radius: 0 0 10px 10px;
  color: var(--page-news-text-secondary);
  font-size: 16px;
}

/* Mobile Responsiveness */
@media (max-width: 1024px) {
  .page-news__hero-section {
    padding-bottom: 30px;
  }

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

  .page-news__main-title {
    font-size: clamp(26px, 5vw, 40px);
  }

  .page-news__description {
    font-size: 16px;
  }

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

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

  .page-news__section-title {
    font-size: clamp(22px, 4vw, 32px);
    margin-bottom: 30px;
  }

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

  .page-news__news-card img {
    
  }

  .page-news__card-title {
    font-size: 20px;
  }

  .page-news__card-excerpt {
    font-size: 14px;
  }

  .page-news__content-block {
    flex-direction: column;
    text-align: center;
  }

  .page-news__content-block img {
    width: 80%;
    max-width: 500px;
    margin-bottom: 20px;
  }

  .page-news__content-block--reversed {
    flex-direction: column;
  }

  details.page-news__faq-item summary.page-news__faq-question {
    padding: 15px 20px;
    font-size: 16px;
  }

  .page-news__faq-qtext {
    font-size: 16px;
  }

  .page-news__faq-toggle {
    font-size: 24px;
    width: 24px;
  }

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


@media (max-width: 768px) {
  /* 1. HERO 主图区域 */
  .page-news__hero-section {
    padding-top: 10px;
    padding-bottom: 20px;
  }

  .page-news__hero-image img {
    object-fit: contain !important;
    aspect-ratio: unset !important;
    height: auto !important;
    width: 100% !important;
  }

  .page-news__main-title {
    font-size: clamp(24px, 7vw, 36px);
    margin-bottom: 10px;
  }

  .page-news__description {
    font-size: 15px;
    margin-bottom: 20px;
  }

  /* 2. Sản phẩm hiển thị khu vực (News Grid hoạt động như hiển thị sản phẩm ở đây) */
  .page-news__news-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    overflow-x: hidden;
  }

  .page-news__news-card {
    max-width: 100% !important;
    width: 100% !important;
  }

  .page-news__news-card img {
    width: 100% !important;
    height: auto !important;
    max-width: 100% !important;
  }

  /* 3. Tiêu đề chính trang trí + Khu vực SEO bài viết dài */
  .page-news__section-title {
    font-size: clamp(20px, 6vw, 28px);
    margin-bottom: 25px;
    padding-bottom: 10px;
  }

  .page-news__section-title::after {
    width: 60px;
  }

  .page-news__text-block {
    font-size: 15px;
    padding: 0 10px;
    max-width: 100%;
    box-sizing: border-box;
    text-align: left;
  }

  .page-news__content-block {
    flex-direction: column;
    gap: 20px;
    margin-bottom: 30px;
    max-width: 100%;
    width: 100%;
    box-sizing: border-box;
    padding: 0 15px;
  }

  .page-news__content-block img {
    width: 100% !important;
    max-width: 100% !important;
    height: auto !important;
    margin: 0 auto 15px auto;
  }

  .page-news__content-block--reversed {
    flex-direction: column;
  }

  /* 4. Hình ảnh và container chung */
  .page-news img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  .page-news__section,
  .page-news__container,
  .page-news__content-area,
  .page-news__text-block,
  .page-news__faq-list,
  .page-news__news-grid {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  /* 5. Nút và container nút */
  .page-news__cta-button,
  .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: 16px;
  }
  
  .page-news__cta-row {
    margin-top: 30px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    padding: 0 15px;
    box-sizing: border-box;
  }

  .page-news__cta-row .page-news__cta-button {
    margin-bottom: 0;
  }

  /* FAQ specific mobile styles */
  details.page-news__faq-item {
    margin-bottom: 10px;
  }

  details.page-news__faq-item summary.page-news__faq-question {
    padding: 15px 18px;
    font-size: 15px;
  }
  
  .page-news__faq-qtext {
    font-size: 15px;
  }

  .page-news__faq-toggle {
    font-size: 22px;
    width: 22px;
    margin-left: 10px;
  }

  details.page-news__faq-item .page-news__faq-answer {
    padding: 0 18px 15px;
    font-size: 14px;
  }
}