.page-news {
  --page-border: rgba(255, 255, 255, 0.07);
  --page-gold-soft: rgba(245, 184, 65, 0.14);
  --page-blue-soft: rgba(0, 229, 255, 0.1);
  --page-purple-soft: rgba(155, 92, 255, 0.12);
  --page-green-soft: rgba(61, 220, 151, 0.12);
  position: relative;
}

.page-news .breadcrumb {
  padding-top: 1.25rem;
}

.page-news .news-hero {
  position: relative;
  padding: clamp(1.5rem, 4vw, 3.5rem) 0 clamp(2rem, 5vw, 4rem);
  overflow: hidden;
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  top: -10rem;
  right: -6rem;
  width: 30rem;
  height: 30rem;
  background: radial-gradient(circle, rgba(155, 92, 255, 0.24), transparent 65%);
  pointer-events: none;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  bottom: -8rem;
  left: 12%;
  width: 20rem;
  height: 20rem;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.12), transparent 65%);
  pointer-events: none;
}

.page-news .news-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(1.5rem, 3.5vw, 3rem);
}

.page-news .news-hero-copy h1 {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  margin: 0.5rem 0 1rem;
  text-shadow: 0 0 44px rgba(245, 184, 65, 0.12);
}

.page-news .news-hero-desc {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--color-text-dim);
  max-width: 34em;
  margin: 0 0 1.5rem;
}

.page-news .news-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-news .news-hero-figure {
  margin: 0;
  position: relative;
  clip-path: polygon(0 0, calc(100% - 1.25rem) 0, 100% 1.25rem, 100% 100%, 1.25rem 100%, 0 calc(100% - 1.25rem));
  background: linear-gradient(135deg, rgba(245, 184, 65, 0.12), rgba(0, 229, 255, 0.08));
}

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

.page-news .news-layout {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  padding-bottom: clamp(3rem, 6vw, 5rem);
}

.page-news .section-number {
  font-family: var(--font-accent);
  color: var(--color-gold);
  font-size: 1rem;
  letter-spacing: 0.08em;
  display: inline-block;
  margin-bottom: 0.35rem;
}

.page-news .aside-title {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--color-text);
  margin: 0 0 1rem;
  letter-spacing: 0.02em;
}

.page-news .aside-card {
  background: var(--color-surface);
  border: 1px solid var(--page-border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-bottom: 1rem;
  position: relative;
}

.page-news .aside-card:first-child {
  border-top: 2px solid var(--color-gold);
}

.page-news .aside-card:nth-child(2)::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(140deg, var(--page-purple-soft), transparent 70%);
  border-radius: var(--radius-md);
  pointer-events: none;
}

.page-news .toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .toc-list li {
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.page-news .toc-list li:last-child {
  border-bottom: 0;
}

.page-news .toc-list a {
  display: block;
  padding: 0.65rem 0;
  color: var(--color-text-dim);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color var(--dur-1) var(--ease-out), padding-left var(--dur-1) var(--ease-out);
}

.page-news .toc-list a:hover {
  color: var(--color-gold);
  padding-left: 0.35rem;
}

.page-news .category-index {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .category-index li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 0;
  font-size: 0.875rem;
  color: var(--color-text-dim);
}

.page-news .cat-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex: 0 0 auto;
}

.page-news .cat-dot-official {
  background: var(--color-gold);
  box-shadow: 0 0 8px rgba(245, 184, 65, 0.6);
}

.page-news .cat-dot-activity {
  background: var(--color-blue);
  box-shadow: 0 0 8px rgba(0, 229, 255, 0.6);
}

.page-news .cat-dot-product {
  background: var(--color-purple);
  box-shadow: 0 0 8px rgba(155, 92, 255, 0.6);
}

.page-news .cat-dot-access {
  background: var(--color-success);
  box-shadow: 0 0 8px rgba(61, 220, 151, 0.6);
}

.page-news .cat-count {
  margin-left: auto;
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--color-text);
}

.page-news .aside-note .aside-note-label {
  font-family: var(--font-accent);
  font-size: 0.875rem;
  color: var(--color-gold);
  margin: 0 0 0.5rem;
}

.page-news .aside-note p {
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--color-text-dim);
  margin: 0 0 1rem;
}

.page-news .news-section {
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
  scroll-margin-top: calc(var(--header-h) + 1rem);
}

.page-news .section-heading {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  padding-bottom: 0.75rem;
}

.page-news .section-heading h2 {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.4vw, 1.9rem);
  margin: 0;
  letter-spacing: -0.01em;
}

.page-news .section-intro {
  font-size: 0.875rem;
  color: var(--color-text-dim);
  margin: -0.75rem 0 1.25rem;
  line-height: 1.6;
}

.page-news .latest-grid {
  display: grid;
  gap: 1rem;
}

.page-news .latest-card {
  background: var(--color-surface);
  border: 1px solid var(--page-border);
  border-radius: var(--radius-md);
  padding: 1.35rem;
  position: relative;
  overflow: hidden;
  transition: border-color var(--dur-1) var(--ease-out), transform var(--dur-2) var(--ease-out);
}

.page-news .latest-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-blue));
  opacity: 0.7;
}

.page-news .latest-card:hover {
  border-color: rgba(245, 184, 65, 0.22);
  transform: translateY(-2px);
}

.page-news .latest-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.9rem;
}

.page-news .latest-time {
  font-size: 0.75rem;
  color: var(--color-text-dim);
}

.page-news .latest-card h3 {
  font-family: var(--font-display);
  font-size: 1.125rem;
  line-height: 1.35;
  margin: 0 0 0.6rem;
  letter-spacing: 0.01em;
}

.page-news .latest-card p {
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--color-text-dim);
  margin: 0 0 1rem;
}

.page-news .latest-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.page-news .tag {
  display: inline-block;
  font-size: 0.75rem;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  border: 1px solid currentColor;
  letter-spacing: 0.04em;
  line-height: 1.5;
}

.page-news .tag-gold {
  color: var(--color-gold);
  border-color: rgba(245, 184, 65, 0.4);
}

.page-news .tag-blue {
  color: var(--color-blue);
  border-color: rgba(0, 229, 255, 0.4);
}

.page-news .tag-purple {
  color: var(--color-purple);
  border-color: rgba(155, 92, 255, 0.4);
}

.page-news .update-list {
  margin-bottom: 1.5rem;
}

.page-news .update-item {
  border: 1px solid var(--page-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  margin-bottom: 0.75rem;
  overflow: hidden;
  transition: border-color var(--dur-1) var(--ease-out);
}

.page-news .update-item[open] {
  border-color: rgba(245, 184, 65, 0.32);
  background: var(--color-surface-raised);
}

.page-news .update-item summary {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  align-items: center;
  padding: 1rem 1.25rem;
  cursor: pointer;
  list-style: none;
  user-select: none;
}

.page-news .update-item summary::-webkit-details-marker {
  display: none;
}

.page-news .update-item summary::after {
  content: "+";
  margin-left: auto;
  color: var(--color-gold);
  font-size: 1.4rem;
  font-weight: 300;
  line-height: 1;
  transition: transform var(--dur-2) var(--ease-out);
}

.page-news .update-item[open] summary::after {
  transform: rotate(45deg);
}

.page-news .update-version {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  color: var(--color-gold);
  letter-spacing: 0.02em;
}

.page-news .update-platform {
  font-size: 0.8125rem;
  color: var(--color-text-dim);
}

.page-news .update-cat {
  display: inline-flex;
  align-items: center;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  border: 1px solid currentColor;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.page-news .cat-tag-official {
  color: var(--color-gold);
  border-color: rgba(245, 184, 65, 0.45);
}

.page-news .cat-tag-activity {
  color: var(--color-blue);
  border-color: rgba(0, 229, 255, 0.45);
}

.page-news .cat-tag-product {
  color: var(--color-purple);
  border-color: rgba(155, 92, 255, 0.45);
}

.page-news .cat-tag-access {
  color: var(--color-success);
  border-color: rgba(61, 220, 151, 0.45);
}

.page-news .update-time {
  font-size: 0.75rem;
  color: var(--color-text-dim);
  margin-left: auto;
}

.page-news .update-detail {
  padding: 0 1.25rem 1.1rem;
  border-top: 1px dashed rgba(255, 255, 255, 0.07);
  margin-top: 0.25rem;
}

.page-news .update-detail p {
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--color-text-dim);
  margin: 0.75rem 0 0;
}

.page-news .update-footer-note {
  display: grid;
  gap: 1.25rem;
  background: linear-gradient(140deg, var(--page-gold-soft), transparent 70%);
  border: 1px solid rgba(245, 184, 65, 0.14);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
}

.page-news .update-footer-figure {
  margin: 0;
  order: 2;
}

.page-news .update-footer-figure img,
.page-news .topic-figure img,
.page-news .archive-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.page-news .update-footer-copy h3 {
  font-family: var(--font-display);
  font-size: 1.125rem;
  margin: 0 0 0.6rem;
}

.page-news .update-footer-copy p {
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--color-text-dim);
  margin: 0 0 1rem;
}

.page-news .archive-figure {
  margin: 0 0 1.25rem;
}

.page-news .archive-chart {
  background: var(--color-surface);
  border: 1px solid var(--page-border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
}

.page-news .chart-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.625rem;
}

.page-news .chart-row:last-child {
  margin-bottom: 0;
}

.page-news .chart-label {
  min-width: 4.25rem;
  font-size: 0.8125rem;
  color: var(--color-text-dim);
  white-space: nowrap;
}

.page-news .chart-bars {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 4px;
  flex: 1;
}

.page-news .bar {
  display: block;
  height: 18px;
  border-radius: 3px;
}

.page-news .bar-full {
  background: linear-gradient(180deg, var(--color-gold-light), var(--color-gold));
  box-shadow: 0 0 10px rgba(245, 184, 65, 0.25);
}

.page-news .bar-gap {
  background: rgba(138, 144, 163, 0.16);
}

.page-news .chart-count {
  min-width: 2rem;
  text-align: right;
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--color-gold);
}

.page-news .archive-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-top: 1rem;
  font-size: 0.75rem;
  color: var(--color-text-dim);
}

.page-news .archive-legend span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.page-news .legend-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 3px;
}

.page-news .legend-full {
  background: var(--color-gold);
}

.page-news .legend-gap {
  background: rgba(138, 144, 163, 0.18);
}

.page-news .topics-list {
  display: grid;
  gap: 1rem;
}

.page-news .topic-item {
  background: var(--color-surface);
  border: 1px solid var(--page-border);
  border-left: 3px solid var(--color-purple);
  border-radius: var(--radius-lg);
  padding: 1.35rem;
  display: grid;
  gap: 1.25rem;
}

.page-news .topic-item--figure {
  border-left-color: var(--color-gold);
}

.page-news .topic-item--steps {
  border-left-color: var(--color-blue);
}

.page-news .topic-copy h3 {
  font-family: var(--font-display);
  font-size: 1.125rem;
  line-height: 1.35;
  margin: 0.75rem 0 0.6rem;
}

.page-news .topic-copy p {
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--color-text-dim);
  margin: 0 0 1rem;
}

.page-news .topic-link {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-blue);
  text-decoration: none;
  transition: color var(--dur-1) var(--ease-out);
}

.page-news .topic-link:hover {
  color: var(--color-gold);
}

.page-news .topic-figure {
  margin: 0;
}

.page-news .topic-steps {
  align-self: center;
  background: var(--color-bg);
  border: 1px solid rgba(0, 229, 255, 0.16);
  border-radius: var(--radius-md);
  padding: 1.1rem 1.35rem;
}

.page-news .topic-steps ol {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.page-news .topic-steps ol li {
  counter-increment: step;
  position: relative;
  padding: 0.5rem 0 0.5rem 2rem;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-text-dim);
}

.page-news .topic-steps ol li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.45rem;
  font-family: var(--font-accent);
  color: var(--color-blue);
  font-size: 0.8125rem;
}

@media (min-width: 720px) {
  .page-news .latest-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }

  .page-news .latest-card-primary {
    grid-column: 1 / -1;
  }

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

  .page-news .update-footer-figure {
    order: 0;
  }

  .page-news .topic-item--figure,
  .page-news .topic-item--steps {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
  }
}

@media (min-width: 860px) {
  .page-news .news-hero-inner {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: center;
  }
}

@media (min-width: 960px) {
  .page-news .news-layout {
    grid-template-columns: minmax(260px, 38%) 1fr;
    align-items: start;
  }

  .page-news .news-aside {
    position: sticky;
    top: calc(var(--header-h) + 1.25rem);
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-news .latest-card {
    transition: none;
  }

  .page-news .toc-list a {
    transition: none;
  }
}