.page-news__hero-section {
  background: linear-gradient(135deg, #26A9E0, #1a8cc7); /* Sử dụng màu thương hiệu */
  color: #ffffff;
  padding: 80px 20px;
  text-align: center;
  padding-top: var(--header-offset, 120px); /* Đảm bảo không bị header che */
}

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

.page-news__main-title {
  font-size: 3.2em;
  margin-bottom: 20px;
  line-height: 1.2;
  font-weight: 700;
}

.page-news__intro-text {
  font-size: 1.2em;
  line-height: 1.6;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

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

.page-news__btn-primary,
.page-news__btn-secondary,
.page-news__btn-light,
.page-news__btn-large {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  white-space: normal;
  word-wrap: break-word;
  box-sizing: border-box;
  text-align: center;
}

.page-news__btn-primary {
  background-color: #EA7C07; /* Màu cam cho đăng ký/tham gia */
  color: #ffffff;
  border: 2px solid #EA7C07;
}

.page-news__btn-primary:hover {
  background-color: #d16e06;
  border-color: #d16e06;
}

.page-news__btn-secondary {
  background-color: transparent;
  color: #ffffff;
  border: 2px solid #ffffff;
}

.page-news__btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

.page-news__btn-light {
  background-color: #ffffff;
  color: #26A9E0;
  border: 2px solid #ffffff;
}

.page-news__btn-light:hover {
  background-color: #f0f0f0;
}

.page-news__btn-large {
  padding: 18px 40px;
  font-size: 1.1em;
}

.page-news__latest-articles,
.page-news__platform-insights,
.page-news__faq-section {
  padding: 60px 0;
  background-color: #ffffff;
  color: #333333;
}

.page-news__promotions-updates,
.page-news__video-section,
.page-news__final-cta {
  padding: 60px 0;
  background-color: #26A9E0;
  color: #ffffff;
}

.page-news__section-title {
  font-size: 2.5em;
  text-align: center;
  margin-bottom: 20px;
  font-weight: 700;
  color: inherit; /* Kế thừa màu từ section cha */
}

.page-news__section-description {
  font-size: 1.1em;
  text-align: center;
  max-width: 900px;
  margin: 0 auto 40px auto;
  line-height: 1.6;
  color: inherit;
}

.page-news__articles-grid,
.page-news__promotions-grid,
.page-news__insights-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-news__article-card,
.page-news__promo-item,
.page-news__insight-item {
  background-color: #ffffff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  color: #333333; /* Đảm bảo văn bản tối trên nền trắng */
}

.page-news__article-card:hover,
.page-news__promo-item:hover,
.page-news__insight-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.page-news__article-image,
.page-news__promo-image,
.page-news__insight-image {
  width: 100%;
  height: 225px; /* Chiều cao cố định cho hình ảnh bài viết */
  object-fit: cover;
  display: block;
}

.page-news__promo-image {
  height: 200px; /* Chiều cao cố định cho hình ảnh khuyến mãi */
}

.page-news__insight-image {
  height: 300px; /* Chiều cao cố định cho hình ảnh thông tin chuyên sâu */
}

.page-news__article-content,
.page-news__promo-item,
.page-news__insight-item {
  padding: 25px;
}

.page-news__article-title,
.page-news__promo-title,
.page-news__insight-title {
  font-size: 1.4em;
  margin-bottom: 10px;
  font-weight: 600;
  line-height: 1.4;
}

.page-news__article-title a,
.page-news__insight-title a {
  color: #26A9E0;
  text-decoration: none;
}

.page-news__article-title a:hover,
.page-news__insight-title a:hover {
  text-decoration: underline;
}

.page-news__article-excerpt,
.page-news__promo-desc,
.page-news__insight-text {
  font-size: 0.95em;
  line-height: 1.5;
  color: #555555;
  margin-bottom: 15px;
}

.page-news__article-date {
  font-size: 0.85em;
  color: #777777;
}

.page-news__view-more-cta,
.page-news__view-all-promos-cta {
  text-align: center;
  margin-top: 50px;
}

.page-news__video-section {
  position: relative;
  text-align: center;
  overflow: hidden;
}

.page-news__video-wrapper {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
  height: 0;
  overflow: hidden;
  max-width: 1000px;
  margin: 40px auto;
  background-color: #000;
  border-radius: 12px;
}

.page-news__video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 12px;
  cursor: pointer;
}

.page-news__video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.3);
  z-index: 1;
  pointer-events: none; /* Allow clicks to pass through to video */
}

.page-news__video-cta-group {
  margin-top: 30px;
}

.page-news__faq-list {
  max-width: 900px;
  margin: 40px auto 0 auto;
}

.page-news__faq-item {
  background-color: #f8f8f8;
  border-radius: 10px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.page-news__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 1.15em;
  font-weight: 600;
  color: #26A9E0;
  cursor: pointer;
  background-color: #ffffff;
  border-bottom: 1px solid #eee;
  list-style: none; /* Cho details/summary */
}

.page-news__faq-question::-webkit-details-marker {
  display: none; /* Cho details/summary */
}

.page-news__faq-item[open] .page-news__faq-question {
  border-bottom: 1px solid #e0e0e0;
}

.page-news__faq-qtext {
  flex-grow: 1;
  pointer-events: none; /* Allow summary click to work */
}

.page-news__faq-toggle {
  font-size: 1.5em;
  font-weight: bold;
  margin-left: 15px;
  color: #26A9E0;
  pointer-events: none; /* Allow summary click to work */
}

.page-news__faq-answer {
  padding: 20px 25px;
  font-size: 1em;
  line-height: 1.6;
  color: #555555;
  background-color: #f8f8f8;
}

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

.page-news__faq-answer a {
  color: #26A9E0;
  text-decoration: underline;
}

.page-news__faq-answer a:hover {
  text-decoration: none;
}

.page-news__final-cta {
  text-align: center;
  padding: 80px 20px;
}

.page-news__final-cta .page-news__section-title {
  font-size: 3em;
  margin-bottom: 30px;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-news__main-title {
    font-size: 2.8em;
  }
  .page-news__section-title {
    font-size: 2em;
  }
  .page-news__articles-grid,
  .page-news__promotions-grid,
  .page-news__insights-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
  }
}

@media (max-width: 768px) {
  .page-news__hero-section,
  .page-news__latest-articles,
  .page-news__promotions-updates,
  .page-news__platform-insights,
  .page-news__video-section,
  .page-news__faq-section,
  .page-news__final-cta {
    padding: 40px 0 !important;
  }
  
  .page-news__hero-section {
    padding-top: var(--header-offset, 120px) !important;
  }

  .page-news__main-title {
    font-size: 2.2em;
  }

  .page-news__intro-text {
    font-size: 1em;
    margin-bottom: 30px;
  }

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

  .page-news__btn-primary,
  .page-news__btn-secondary,
  .page-news__btn-light,
  .page-news__btn-large,
  .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: 12px 20px !important;
    font-size: 1em !important;
  }

  .page-news__cta-group,
  .page-news__video-cta-group {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
    flex-wrap: wrap !important;
    gap: 10px;
  }

  .page-news__section-title {
    font-size: 1.8em;
    padding: 0 15px;
  }

  .page-news__section-description {
    font-size: 0.95em;
    padding: 0 15px;
    margin-bottom: 30px;
  }

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

  .page-news img {
    max-width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-news__article-image,
  .page-news__promo-image,
  .page-news__insight-image {
    height: auto !important;
    min-height: 200px;
  }

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

  .page-news__article-card,
  .page-news__promo-item,
  .page-news__insight-item {
    margin: 0 15px;
  }

  .page-news__video-wrapper {
    margin: 30px auto !important;
    max-width: calc(100% - 30px) !important;
    width: calc(100% - 30px) !important;
    box-sizing: border-box !important;
  }

  .page-news video,
  .page-news__video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

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

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

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