.page-news {
  --news-radius: 10px;
  --news-gap: 1.5rem;
  --news-ease: cubic-bezier(0.22, 1, 0.36, 1);
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 2.25rem var(--content-pad) 4.5rem;
  color: var(--text-light);
  background: var(--bg-deep);
}

.page-news .breadcrumbs {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 1.6rem;
  letter-spacing: 0.02em;
}

.page-news .breadcrumbs a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-news .breadcrumbs a:hover {
  color: var(--accent-cyan);
}

.page-news .breadcrumbs [aria-current="page"] {
  color: var(--text-light);
}

.page-news .section-tag {
  color: var(--accent-cyan);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.page-news .news-hero {
  margin-bottom: 3rem;
}

.page-news .news-hero-grid {
  display: grid;
  gap: 2rem;
}

.page-news .news-hero-main h1 {
  font-size: 2.2rem;
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0 0 1rem;
}

.page-news .news-hero-main h1 span {
  display: block;
  font-size: 1.1rem;
  color: var(--text-muted);
  font-weight: 500;
  letter-spacing: 0.01em;
  margin-top: 0.4rem;
}

.page-news .news-hero-lead {
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.8;
  margin-bottom: 1.2rem;
  max-width: 34rem;
}

.page-news .news-hero-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.9rem;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.page-news .news-hero-meta .mono {
  font-size: 0.74rem;
}

.page-news .news-announcement {
  position: relative;
  overflow: hidden;
  background: linear-gradient(145deg, var(--bg-surface), var(--bg-elevated));
  border: 1px solid var(--border-subtle);
  border-left: 3px solid var(--accent-orange);
  border-radius: var(--radius-lg);
  padding: 1.3rem;
}

.page-news .news-announcement-badge {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.8rem;
  font-size: 0.72rem;
  color: var(--accent-orange);
  letter-spacing: 0.1em;
}

.page-news .news-announcement h2 {
  font-size: 1.35rem;
  font-weight: 750;
  margin: 0 0 0.7rem;
}

.page-news .news-announcement p {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.75;
  margin-bottom: 0.9rem;
}

.page-news .news-announcement .btn-sm {
  margin-bottom: 1rem;
}

.page-news .news-announcement-image {
  margin-top: 0.4rem;
  border-radius: var(--radius);
  overflow: hidden;
}

.page-news .news-announcement-image img {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}

.page-news .news-toolbar-section {
  margin-bottom: 3.2rem;
}

.page-news .news-toolbar-grid {
  display: grid;
  gap: 1.75rem;
}

.page-news .news-toolbar-side {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 1.3rem;
}

.page-news .news-toolbar-side h2 {
  font-size: 1.25rem;
  font-weight: 750;
  margin-bottom: 0.6rem;
}

.page-news .news-toolbar-side p {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.7;
  margin-bottom: 1rem;
}

.page-news .news-toolbar-main {
  min-width: 0;
}

.page-news .news-filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.1rem;
}

.page-news .news-filter-tabs .tab-button {
  appearance: none;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 600;
  padding: 0.55rem 1.1rem;
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.page-news .news-filter-tabs .tab-button:hover {
  color: var(--text-light);
  border-color: var(--accent-blue);
}

.page-news .news-filter-tabs .tab-button[aria-selected="true"] {
  color: var(--text-light);
  background: rgba(77, 93, 249, 0.15);
  border-color: var(--accent-blue);
}

.page-news .news-timeline-block {
  border-radius: var(--radius);
  overflow: hidden;
}

.page-news .news-timeline-block img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
}

.page-news .news-journal-section {
  margin-bottom: 3.4rem;
}

.page-news .news-journal-heading {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.6rem;
}

.page-news .news-journal-heading h2 {
  font-size: 1.7rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0;
}

.page-news .news-journal-desc {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.7;
  max-width: 36rem;
}

.page-news .news-journal-list {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.page-news .news-journal-item {
  position: relative;
  display: flex;
  gap: 1rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 1.2rem;
  transition: border-color 0.3s var(--news-ease), background 0.3s var(--news-ease), transform 0.3s var(--news-ease), box-shadow 0.3s var(--news-ease);
}

.page-news .news-journal-item:hover {
  border-color: var(--accent-blue);
  background: var(--bg-elevated);
  transform: translateX(0.45rem);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.page-news .news-journal-index {
  flex: 0 0 auto;
  min-width: 2.4rem;
  font-size: 1.8rem;
  font-weight: 800;
  line-height: 1;
  color: rgba(0, 229, 204, 0.55);
  letter-spacing: -0.04em;
}

.page-news .news-journal-body {
  flex: 1 1 auto;
  min-width: 0;
}

.page-news .news-journal-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.55rem;
}

.page-news .news-journal-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  line-height: 1;
  padding: 0.3rem 0.55rem;
  border-radius: var(--radius-sm);
  background: rgba(77, 93, 249, 0.12);
  border: 1px solid var(--accent-blue);
  color: #c2c9ff;
  letter-spacing: 0.06em;
}

.page-news .news-journal-tag-orange {
  background: rgba(255, 92, 0, 0.12);
  border-color: var(--accent-orange);
  color: #ffb98a;
}

.page-news .news-journal-tag-cyan {
  background: rgba(0, 229, 204, 0.1);
  border-color: var(--accent-cyan);
  color: #8cf2e5;
}

.page-news .news-journal-body .mono {
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
}

.page-news .news-journal-body h3 {
  font-size: 1.3rem;
  font-weight: 750;
  line-height: 1.35;
  margin: 0 0 0.6rem;
}

.page-news .news-journal-body p {
  color: var(--text-muted);
  font-size: 0.94rem;
  line-height: 1.75;
  margin: 0 0 0.8rem;
}

.page-news .news-detail-accordion {
  border-top: 1px solid var(--border-subtle);
  padding-top: 0.7rem;
}

.page-news .accordion-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: none;
  border: none;
  padding: 0;
  color: var(--accent-cyan);
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  letter-spacing: 0.02em;
  transition: color 0.2s ease;
}

.page-news .accordion-trigger:hover {
  color: var(--text-light);
}

.page-news .accordion-content p {
  margin-top: 0.7rem;
}

.page-news .accordion-content a {
  color: var(--accent-cyan);
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

.page-news .news-detail-grid {
  display: grid;
  gap: 1rem;
  margin-top: 0.6rem;
}

.page-news .news-detail-grid img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
}

.page-news .news-journal-rel {
  margin-top: 0.4rem;
}

.page-news .news-journal-rel a {
  color: var(--accent-cyan);
  font-weight: 600;
  text-underline-offset: 0.15em;
}

.page-news .news-metrics-section {
  margin-bottom: 1rem;
}

.page-news .news-metrics-grid {
  display: grid;
  gap: 1.75rem;
}

.page-news .news-metrics-chart {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.4rem;
}

.page-news .news-metrics-chart h2 {
  font-size: 1.35rem;
  font-weight: 750;
  margin-bottom: 0.6rem;
}

.page-news .news-metrics-chart > p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-top: 0.9rem;
  margin-bottom: 0;
}

.page-news .news-chart {
  display: block;
  width: 100%;
  height: auto;
  margin: 0.6rem 0 0;
}

.page-news .news-metrics-links {
  background: linear-gradient(145deg, var(--bg-surface), var(--bg-elevated));
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.4rem;
}

.page-news .news-metrics-links h2 {
  font-size: 1.35rem;
  font-weight: 750;
  margin-bottom: 1rem;
}

.page-news .news-metrics-links .grid {
  gap: 0.75rem;
  margin-bottom: 1.2rem;
}

.page-news .news-metrics-note {
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.7;
  margin: 0;
}

.page-news .news-metrics-links .btn {
  justify-content: center;
  text-align: center;
}

@media (min-width: 640px) {
  .page-news {
    padding-top: 2.75rem;
  }

  .page-news .news-hero-main h1 {
    font-size: 2.6rem;
  }

  .page-news .news-hero-main h1 span {
    font-size: 1.25rem;
  }

  .page-news .news-detail-grid {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }

  .page-news .news-detail-grid.reverse img {
    order: -1;
  }

  .page-news .news-journal-index {
    min-width: 3.2rem;
    font-size: 2.1rem;
  }
}

@media (min-width: 920px) {
  .page-news {
    padding: 3.25rem var(--content-pad) 5.5rem;
  }

  .page-news .news-hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 2.2rem;
    align-items: start;
  }

  .page-news .news-toolbar-grid {
    grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr);
    gap: 2rem;
    align-items: start;
  }

  .page-news .news-toolbar-side {
    position: sticky;
    top: 2rem;
  }

  .page-news .news-metrics-grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    gap: 1.5rem;
  }

  .page-news .news-journal-item:nth-child(even) {
    transform: translateX(1rem);
  }

  .page-news .news-journal-item:hover {
    transform: translateX(1.4rem);
  }

  .page-news .news-journal-item:nth-child(even):hover {
    transform: translateX(0.5rem);
  }
}