.page-news {
  --dot-version: #FF6A00;
  --dot-archive: #0F2B4C;
  --dot-product: #2D4A6F;
  --page-ease: cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.page-news .page-container {
  padding-top: 32px;
  padding-bottom: 64px;
}

.page-news .breadcrumb {
  margin-bottom: 28px;
}

.page-news .news-hero {
  padding: 8px 0 32px;
}

.page-news .news-hero .mono-label {
  margin-bottom: 14px;
  color: var(--c-accent);
}

.page-news .display-title {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 8vw, 4.5rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--c-primary);
  margin: 0 0 16px;
}

.page-news .display-sub {
  max-width: 700px;
  color: var(--c-gray);
  font-size: 1rem;
  line-height: 1.75;
  margin: 0;
}

.page-news .update-banner {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--c-primary);
  color: var(--c-white);
  padding: 36px 24px;
  margin: 0 0 48px;
}

.page-news .update-banner-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.22;
}

.page-news .update-banner-content {
  position: relative;
  z-index: 1;
}

.page-news .mono-label--light {
  color: rgba(255, 255, 255, 0.7);
}

.page-news .update-banner-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  line-height: 1.15;
  color: var(--c-white);
  margin: 8px 0 10px;
  max-width: 600px;
}

.page-news .update-banner-desc {
  color: rgba(255, 255, 255, 0.82);
  line-height: 1.6;
  max-width: 560px;
  margin: 0 0 20px;
}

.page-news .update-banner-num {
  font-family: var(--font-mono);
  font-size: 1.3rem;
  color: var(--c-accent);
  margin: 0 0 10px;
}

.page-news .update-progress {
  height: 8px;
  background: rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  overflow: hidden;
  max-width: 560px;
}

.page-news .update-progress-fill {
  width: 0;
  height: 100%;
  border-radius: 999px;
  background: var(--c-accent);
  animation: page-news-progress 0.9s var(--page-ease) 0.2s forwards;
}

@keyframes page-news-progress {
  to {
    width: 21.15%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .update-progress-fill {
    animation: none;
    width: 21.15%;
  }
}

.page-news .filter-section {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 12px 0 40px;
  border-bottom: 1px solid var(--c-border);
  margin-bottom: 48px;
}

.page-news .filter-grid {
  flex: 1;
}

.page-news .section-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--c-primary);
  margin: 0 0 6px;
}

.page-news .section-desc {
  color: var(--c-gray);
  font-size: 0.92rem;
  line-height: 1.5;
  margin: 0 0 16px;
}

.page-news .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news .filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 1;
  padding: 9px 16px;
  border: 1px solid var(--c-border);
  border-radius: 999px;
  color: var(--c-text);
  background: var(--c-white);
  text-decoration: none;
  transition: all var(--transition);
  scroll-margin-top: 90px;
}

.page-news .filter-chip:hover,
.page-news .filter-chip:focus-visible {
  border-color: var(--c-accent);
  color: var(--c-accent);
}

.page-news .filter-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  flex-shrink: 0;
}

.page-news .filter-chip--version .filter-dot {
  background: var(--dot-version);
}

.page-news .filter-chip--archive .filter-dot {
  background: var(--dot-archive);
}

.page-news .filter-chip--product .filter-dot {
  background: var(--dot-product);
}

.page-news .filter-icon {
  width: 72px;
  height: 72px;
  border-radius: 18px;
  object-fit: cover;
  flex-shrink: 0;
  opacity: 0.9;
}

.page-news .filter-chip--all {
  border-color: var(--c-primary);
  background: var(--c-primary);
  color: var(--c-white);
}

.page-news:has(#filter-version:target) .news-item:not([data-cat~="version"]),
.page-news:has(#filter-archive:target) .news-item:not([data-cat~="archive"]),
.page-news:has(#filter-product:target) .news-item:not([data-cat~="product"]) {
  display: none;
}

.page-news:has(#filter-version:target) .filter-chip--all,
.page-news:has(#filter-archive:target) .filter-chip--all,
.page-news:has(#filter-product:target) .filter-chip--all {
  border-color: var(--c-border);
  background: var(--c-white);
  color: var(--c-text);
}

.page-news:has(#filter-version:target) .filter-chip--version,
.page-news:has(#filter-archive:target) .filter-chip--archive,
.page-news:has(#filter-product:target) .filter-chip--product {
  border-color: var(--c-primary);
  background: var(--c-primary);
  color: var(--c-white);
}

.page-news:has(#filter-version:target) .filter-chip--version .filter-dot,
.page-news:has(#filter-archive:target) .filter-chip--archive .filter-dot,
.page-news:has(#filter-product:target) .filter-chip--product .filter-dot {
  background: var(--c-white);
}

.page-news .latest-section {
  margin-bottom: 56px;
}

.page-news .section-heading-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
  margin-bottom: 24px;
}

.page-news .btn-sm {
  padding: 10px 18px;
  font-size: 0.9rem;
}

.page-news .news-list {
  display: grid;
  gap: 16px;
}

.page-news .news-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  background: var(--c-paper);
  border: 1px solid transparent;
  border-radius: var(--radius);
  padding: 18px;
  transition: all var(--transition);
}

.page-news .news-item:hover {
  transform: translateY(-3px);
  border-color: var(--c-accent);
  box-shadow: var(--shadow);
}

.page-news .news-thumb {
  width: 100%;
  height: 170px;
  object-fit: cover;
  border-radius: 10px;
}

.page-news .news-glyph {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 170px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--c-primary), var(--c-dark));
  color: var(--c-accent);
  font-family: var(--font-mono);
  font-size: 2.4rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.page-news .news-glyph--dark {
  background: var(--c-dark);
  color: var(--c-white);
}

.page-news .news-glyph--accent {
  background: var(--c-accent);
  color: var(--c-white);
}

.page-news .news-glyph--outline {
  background: transparent;
  border: 2px solid var(--c-primary);
  color: var(--c-primary);
}

.page-news .news-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.page-news .news-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  line-height: 1.2;
  color: var(--c-primary);
  margin: 0 0 8px;
}

.page-news .news-desc {
  color: var(--c-gray);
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0 0 14px;
}

.page-news .news-link {
  font-weight: 700;
  color: var(--c-accent);
  text-decoration: none;
}

.page-news .news-link:hover,
.page-news .news-link:focus-visible {
  text-decoration: underline;
}

.page-news .timeline-section {
  position: relative;
  overflow: hidden;
  background: var(--c-dark);
  border-radius: var(--radius-lg);
  color: var(--c-white);
  padding: 44px 22px;
  margin-bottom: 56px;
}

.page-news .timeline-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.12;
}

.page-news .timeline-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.5;
}

.page-news .timeline-header {
  position: relative;
  z-index: 1;
  margin-bottom: 28px;
}

.page-news .section-title--light {
  color: var(--c-white);
}

.page-news .section-desc--light {
  color: rgba(255, 255, 255, 0.72);
}

.page-news .timeline-list {
  position: relative;
  z-index: 1;
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
}

.page-news .timeline-item {
  display: grid;
  grid-template-columns: 56px 14px 1fr;
  gap: 12px;
  align-items: baseline;
  padding: 15px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.page-news .timeline-week {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--c-accent);
  text-align: right;
  white-space: nowrap;
}

.page-news .timeline-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--c-accent);
  box-shadow: 0 0 0 4px rgba(255, 106, 0, 0.22);
  justify-self: center;
  align-self: center;
  margin-top: 4px;
}

.page-news .timeline-text {
  font-size: 0.95rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.86);
}

.page-news .timeline-item--current .timeline-week {
  color: var(--c-white);
}

.page-news .timeline-item--current .timeline-dot {
  background: var(--c-white);
  box-shadow: 0 0 0 6px var(--c-accent);
}

.page-news .archive-section {
  margin-bottom: 56px;
}

.page-news .archive-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-news .archive-card {
  display: flex;
  flex-direction: column;
  background: var(--c-paper);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 24px;
  transition: all var(--transition);
}

.page-news .archive-card:hover {
  transform: translateY(-3px);
  border-color: var(--c-primary);
  box-shadow: var(--shadow);
}

.page-news .archive-card--highlight {
  background: var(--c-primary);
  border-color: var(--c-primary);
}

.page-news .archive-card--highlight .archive-quarter,
.page-news .archive-card--highlight .archive-title {
  color: var(--c-white);
}

.page-news .archive-card--highlight .archive-list li {
  color: rgba(255, 255, 255, 0.86);
}

.page-news .archive-quarter {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--c-accent);
  margin: 0 0 6px;
}

.page-news .archive-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--c-primary);
  margin: 0 0 18px;
}

.page-news .archive-img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: 10px;
  margin-bottom: 18px;
}

.page-news .archive-list {
  list-style: none;
  padding: 0;
  margin: 0 0 22px;
}

.page-news .archive-list li {
  position: relative;
  padding-left: 18px;
  color: var(--c-text);
  font-size: 0.93rem;
  line-height: 1.55;
  margin-bottom: 8px;
}

.page-news .archive-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-accent);
}

.page-news .archive-card .btn {
  margin-top: auto;
  align-self: flex-start;
}

.page-news .help-section {
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: flex-start;
  background: linear-gradient(135deg, var(--c-dark), var(--c-primary));
  border-radius: var(--radius-lg);
  padding: 36px 26px;
  color: var(--c-white);
}

.page-news .help-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  line-height: 1.2;
  color: var(--c-white);
  margin: 0 0 10px;
}

.page-news .help-text {
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.6;
  margin: 0;
}

.page-news .help-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-news :target {
  scroll-margin-top: 90px;
}

@media (min-width: 768px) {
  .page-news .page-container {
    padding-top: 44px;
    padding-bottom: 80px;
  }

  .page-news .news-hero {
    padding: 16px 0 48px;
  }

  .page-news .update-banner {
    padding: 44px 40px;
  }

  .page-news .filter-icon {
    width: 100px;
    height: 100px;
  }

  .page-news .news-item {
    grid-template-columns: 200px 1fr;
    align-items: center;
  }

  .page-news .news-thumb,
  .page-news .news-glyph {
    width: 200px;
    height: 150px;
  }

  .page-news .timeline-section {
    padding: 56px 40px;
  }

  .page-news .timeline-list {
    grid-template-columns: 1fr 1fr;
    column-gap: 36px;
  }

  .page-news .archive-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-news .help-section {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 44px 40px;
  }

  .page-news .help-copy {
    max-width: 560px;
  }
}