.page-news {
  --news-grid-gap: 1.5rem;
  --news-sidebar-width: 340px;
  --news-card-radius: 8px;
  --news-border-thin: 1px solid var(--color-border, #2A3A50);
  --news-glow-cyan: 0 0 12px rgba(0, 229, 255, 0.15);
  --news-transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: var(--container-max, 1200px);
  margin: 0 auto;
  padding: 1.25rem 1rem 3rem;
  color: var(--color-text-primary, #E0E6F0);
  font-family: var(--font-body, 'Inter', 'PingFang SC', sans-serif);
  background: var(--color-bg-dark, #0A0F1A);
}

/* ---- Breadcrumb ---- */
.page-news .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.375rem;
  margin-bottom: 1.5rem;
  font-size: var(--font-size-small, 0.875rem);
  color: var(--color-text-secondary, #8899B0);
}
.page-news .breadcrumb__link {
  color: var(--color-accent-cyan, #00E5FF);
  text-decoration: none;
  transition: color var(--news-transition);
}
.page-news .breadcrumb__link:hover {
  color: var(--color-text-primary, #E0E6F0);
}
.page-news .breadcrumb__separator {
  color: var(--color-border, #2A3A50);
  margin: 0 0.125rem;
}
.page-news .breadcrumb__item {
  color: var(--color-text-primary, #E0E6F0);
}

/* ---- Header ---- */
.page-news__header {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: var(--news-border-thin);
  position: relative;
}
.page-news__header::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 64px;
  height: 2px;
  background: var(--color-accent-cyan, #00E5FF);
}
.page-news__header-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.page-news__header-tag {
  background: transparent;
  border: 1px solid var(--color-accent-cyan, #00E5FF);
  color: var(--color-accent-cyan, #00E5FF);
  font-size: 0.75rem;
  padding: 0.2rem 0.6rem;
  letter-spacing: 0.05em;
}
.page-news__header-index {
  font-family: var(--font-numbers, 'JetBrains Mono', monospace);
  font-size: 0.75rem;
  color: var(--color-text-secondary, #8899B0);
  opacity: 0.6;
}
.page-news__title {
  font-family: var(--font-headings, 'Poppins', 'PingFang SC', sans-serif);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.15;
  margin: 0;
  color: var(--color-text-primary, #E0E6F0);
  letter-spacing: -0.01em;
}
.page-news__subtitle {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-text-secondary, #8899B0);
  margin: 0;
  max-width: 640px;
}
.page-news__header-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem 2rem;
  margin-top: 0.5rem;
}
.page-news__stat-item {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
}
.page-news__stat-number {
  font-family: var(--font-numbers, 'JetBrains Mono', monospace);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-accent-orange, #FF6B35);
  line-height: 1;
}
.page-news__stat-label {
  font-size: 0.75rem;
  color: var(--color-text-secondary, #8899B0);
  letter-spacing: 0.03em;
}

/* ---- Filters ---- */
.page-news__filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: var(--news-border-thin);
}
.page-news__filter-btn {
  background: transparent;
  border: 1px solid var(--color-border, #2A3A50);
  color: var(--color-text-secondary, #8899B0);
  font-family: var(--font-body, 'Inter', 'PingFang SC', sans-serif);
  font-size: 0.85rem;
  padding: 0.4rem 1rem;
  border-radius: 4px;
  cursor: pointer;
  transition: all var(--news-transition);
}
.page-news__filter-btn:hover {
  border-color: var(--color-accent-cyan, #00E5FF);
  color: var(--color-accent-cyan, #00E5FF);
}
.page-news__filter-btn[aria-pressed="true"] {
  border-color: var(--color-accent-cyan, #00E5FF);
  background: rgba(0, 229, 255, 0.08);
  color: var(--color-accent-cyan, #00E5FF);
}

/* ---- Content Two-Column ---- */
.page-news__content {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin-bottom: 2.5rem;
}
.page-news__main {
  flex: 1;
  min-width: 0;
}
.page-news__sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  width: 100%;
}

/* ---- Section Shared ---- */
.page-news__section {
  margin-bottom: 1.5rem;
}
.page-news__section-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-headings, 'Poppins', 'PingFang SC', sans-serif);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-text-primary, #E0E6F0);
  margin: 0 0 1.25rem;
  line-height: 1.2;
}
.page-news__section-title--sm {
  font-size: 1.1rem;
}
.page-news__section-index {
  font-family: var(--font-numbers, 'JetBrains Mono', monospace);
  font-size: 0.85rem;
  color: var(--color-accent-cyan, #00E5FF);
  opacity: 0.7;
  font-weight: 400;
}

/* ---- Article Cards ---- */
.page-news__article-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.page-news__article-card {
  display: flex;
  flex-direction: column;
  background: var(--color-bg-card, #141C2B);
  border: var(--news-border-thin);
  border-radius: var(--news-card-radius);
  overflow: hidden;
  transition: transform var(--news-transition), box-shadow var(--news-transition), border-color var(--news-transition);
}
.page-news__article-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--news-glow-cyan);
  border-color: rgba(0, 229, 255, 0.3);
}
.page-news__card-image-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 400 / 250;
  overflow: hidden;
  background: var(--color-bg-surface, #1A2638);
}
.page-news__card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.page-news__card-tag {
  position: absolute;
  top: 0.5rem;
  left: 0.5rem;
  background: var(--color-bg-card, #141C2B);
  border: 1px solid var(--color-accent-cyan, #00E5FF);
  color: var(--color-accent-cyan, #00E5FF);
  font-size: 0.7rem;
  padding: 0.15rem 0.5rem;
  border-radius: 3px;
  pointer-events: none;
}
.page-news__card-body {
  padding: 1rem 1.25rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.page-news__card-title {
  font-family: var(--font-headings, 'Poppins', 'PingFang SC', sans-serif);
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0;
  line-height: 1.35;
}
.page-news__card-link {
  color: var(--color-text-primary, #E0E6F0);
  text-decoration: none;
  transition: color var(--news-transition);
}
.page-news__card-link:hover {
  color: var(--color-accent-cyan, #00E5FF);
}
.page-news__card-excerpt {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-text-secondary, #8899B0);
  margin: 0;
}
.page-news__card-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  font-size: 0.8rem;
  color: var(--color-text-secondary, #8899B0);
  margin-top: 0.25rem;
}
.page-news__card-date {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.page-news__card-date::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-accent-cyan, #00E5FF);
  opacity: 0.5;
  margin-right: 0.25rem;
}
.page-news__card-readtime {
  display: flex;
  align-items: center;
  gap: 0.2rem;
}
.page-news__card-readtime .data-number {
  font-size: 0.85rem;
  color: var(--color-accent-orange, #FF6B35);
}

/* ---- Section Footer ---- */
.page-news__section-footer {
  margin-top: 1.5rem;
  text-align: center;
}
.page-news__more-btn {
  font-size: 0.875rem;
}

/* ---- Topic Cards ---- */
.page-news__topic-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.page-news__topic-card {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 1rem 1.25rem;
  background: var(--color-bg-card, #141C2B);
  border: var(--news-border-thin);
  border-radius: var(--news-card-radius);
  transition: transform var(--news-transition), border-color var(--news-transition), box-shadow var(--news-transition);
  position: relative;
}
.page-news__topic-card:hover {
  transform: translateX(3px);
  border-color: rgba(0, 229, 255, 0.3);
  box-shadow: var(--news-glow-cyan);
}
.page-news__topic-header {
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
}
.page-news__topic-count {
  font-family: var(--font-numbers, 'JetBrains Mono', monospace);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-accent-cyan, #00E5FF);
  line-height: 1;
}
.page-news__topic-unit {
  font-size: 0.75rem;
  color: var(--color-text-secondary, #8899B0);
}
.page-news__topic-name {
  font-family: var(--font-headings, 'Poppins', 'PingFang SC', sans-serif);
  font-size: 0.95rem;
  font-weight: 700;
  margin: 0;
  color: var(--color-text-primary, #E0E6F0);
}
.page-news__topic-desc {
  font-size: 0.8rem;
  color: var(--color-text-secondary, #8899B0);
  margin: 0;
  line-height: 1.4;
}
.page-news__topic-link {
  font-size: 0.75rem;
  color: var(--color-accent-cyan, #00E5FF);
  text-decoration: none;
  margin-top: 0.25rem;
  align-self: flex-start;
  transition: opacity var(--news-transition);
  position: relative;
}
.page-news__topic-link::after {
  content: '→';
  margin-left: 0.25rem;
  transition: margin-left var(--news-transition);
}
.page-news__topic-link:hover {
  opacity: 0.8;
}
.page-news__topic-link:hover::after {
  margin-left: 0.5rem;
}

/* ---- Sidebar Extra ---- */
.page-news__sidebar-extra {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.25rem;
  background: var(--color-bg-surface, #1A2638);
  border: var(--news-border-thin);
  border-radius: var(--news-card-radius);
  border-left: 3px solid var(--color-accent-orange, #FF6B35);
}
.page-news__mini-stat {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  font-size: 0.85rem;
}
.page-news__mini-stat-label {
  color: var(--color-text-secondary, #8899B0);
  min-width: 5rem;
}
.page-news__mini-stat-value {
  font-family: var(--font-numbers, 'JetBrains Mono', monospace);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-accent-cyan, #00E5FF);
}
.page-news__mini-stat-suffix {
  color: var(--color-text-secondary, #8899B0);
  font-size: 0.8rem;
}

/* ---- Deepdive Section ---- */
.page-news__deepdive {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  padding: 2rem 1.5rem;
  background: var(--color-bg-card, #141C2B);
  border: var(--news-border-thin);
  border-radius: var(--news-card-radius);
  position: relative;
  margin-bottom: 2rem;
}
.page-news__deepdive::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--news-card-radius);
  padding: 1px;
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.3), transparent 50%, rgba(255, 107, 53, 0.2));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}
.page-news__deepdive-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.page-news__deepdive-tag {
  background: transparent;
  border: 1px solid var(--color-accent-orange, #FF6B35);
  color: var(--color-accent-orange, #FF6B35);
  font-size: 0.75rem;
  padding: 0.2rem 0.6rem;
  letter-spacing: 0.05em;
}
.page-news__deepdive-title {
  font-family: var(--font-headings, 'Poppins', 'PingFang SC', sans-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-primary, #E0E6F0);
  margin: 0;
  line-height: 1.25;
}
.page-news__deepdive-intro {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-text-secondary, #8899B0);
  margin: 0;
  max-width: 720px;
}
.page-news__deepdive-body {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.page-news__deepdive-text {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--color-text-secondary, #8899B0);
  margin: 0;
}
.page-news__deepdive-text p {
  margin: 0 0 0.75rem;
}
.page-news__deepdive-text p:last-child {
  margin-bottom: 0;
}
.page-news__deepdive-text--full {
  max-width: 100%;
}
.page-news__deepdive-visual {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: center;
}
.page-news__deepdive-img {
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: 6px;
  border: var(--news-border-thin);
  background: var(--color-bg-surface, #1A2638);
}
.page-news__visual-caption {
  font-size: 0.8rem;
  color: var(--color-text-secondary, #8899B0);
  font-style: italic;
}

/* ---- Data Panel ---- */
.page-news__data-panel {
  background: var(--color-bg-surface, #1A2638);
  border: var(--news-border-thin);
  border-radius: var(--news-card-radius);
  padding: 1.25rem;
}
.page-news__data-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-border, #2A3A50);
}
.page-news__data-panel-title {
  font-family: var(--font-headings, 'Poppins', 'PingFang SC', sans-serif);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text-primary, #E0E6F0);
}
.page-news__data-panel-tag {
  font-size: 0.7rem;
  border-color: var(--color-accent-cyan, #00E5FF);
  color: var(--color-accent-cyan, #00E5FF);
}
.page-news__data-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.page-news__data-item {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0.75rem;
  background: var(--color-bg-dark, #0A0F1A);
  border-radius: 4px;
  border-left: 2px solid var(--color-border, #2A3A50);
}
.page-news__data-label {
  font-size: 0.75rem;
  color: var(--color-text-secondary, #8899B0);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.page-news__data-value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-accent-cyan, #00E5FF);
}
.page-news__data-item--accent {
  border-left-color: var(--color-accent-orange, #FF6B35);
}
.page-news__data-item--accent .page-news__data-value {
  color: var(--color-accent-orange, #FF6B35);
}

/* ---- Deepdive Footer ---- */
.page-news__deepdive-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 0.5rem;
  padding-top: 1.5rem;
  border-top: var(--news-border-thin);
}
.page-news__deepdive-cta {
  font-size: 0.875rem;
}

/* ---- Trust ---- */
.page-news__trust {
  margin-top: 1rem;
  padding: 1rem 1.25rem;
  border-top: var(--news-border-thin);
  text-align: center;
}
.page-news__trust-text {
  font-size: 0.75rem;
  color: var(--color-text-secondary, #8899B0);
  margin: 0;
  opacity: 0.7;
}

/* =================================================================
   Desktop (min-width: 768px)
   ================================================================= */
@media (min-width: 768px) {
  .page-news {
    padding: 2rem 1.5rem 4rem;
  }
  .page-news__title {
    font-size: 2.5rem;
  }
  .page-news__header-stats {
    gap: 2.5rem;
  }
  .page-news__content {
    flex-direction: row;
    gap: 2.5rem;
  }
  .page-news__main {
    flex: 1;
  }
  .page-news__sidebar {
    width: var(--news-sidebar-width);
    flex-shrink: 0;
  }
  .page-news__article-card {
    flex-direction: row;
  }
  .page-news__card-image-wrap {
    width: 200px;
    min-height: 140px;
    aspect-ratio: auto;
    flex-shrink: 0;
  }
  .page-news__card-body {
    flex: 1;
    padding: 1rem 1.25rem;
  }
  .page-news__card-title {
    font-size: 1.1rem;
  }
  .page-news__deepdive {
    padding: 2.5rem 2rem;
  }
  .page-news__deepdive-title {
    font-size: 1.75rem;
  }
  .page-news__deepdive-visual--wide {
    max-width: 85%;
    margin: 0 auto;
  }
  .page-news__data-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-news__section-title {
    font-size: 1.5rem;
  }
}

/* =================================================================
   Desktop Large (min-width: 1024px)
   ================================================================= */
@media (min-width: 1024px) {
  .page-news {
    padding: 2.5rem 2rem 5rem;
  }
  .page-news__title {
    font-size: 3rem;
  }
  .page-news__sidebar {
    width: 380px;
  }
  .page-news__card-image-wrap {
    width: 240px;
    min-height: 160px;
  }
  .page-news__deepdive {
    padding: 3rem 2.5rem;
  }
  .page-news__deepdive-title {
    font-size: 2rem;
  }
  .page-news__data-grid {
    grid-template-columns: repeat(6, 1fr);
  }
  .page-news__data-item {
    padding: 1rem;
  }
}

.page-news {
  --font-size-small: 1rem;
}