.page-news {
  --news-sidebar-width: 250px;
  --news-gold-line: 2px solid rgba(212, 175, 55, 0.4);
  --news-card-shadow: 8px 8px 0 rgba(5, 12, 26, 0.55);
  background:
    linear-gradient(rgba(0, 240, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 240, 255, 0.05) 1px, transparent 1px),
    var(--color-space);
  background-size: 56px 56px, 56px 56px, auto;
  color: var(--color-cloud);
  font-family: var(--font-body);
  padding: calc(var(--header-zone) + 12px) var(--page-gutter) 96px;
}

.page-news .kicker {
  color: var(--color-gold);
  font-family: var(--font-headings);
  font-size: var(--text-small);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin: 0 0 10px;
}

.page-news .version-tag {
  display: inline-block;
  background: var(--color-neon);
  color: var(--color-deep);
  font-family: var(--font-headings);
  font-weight: 700;
  font-size: 1rem;
  padding: 4px 14px;
  letter-spacing: 0.06em;
}

.page-news__breadcrumb {
  margin-bottom: 28px;
}

.page-news__breadcrumb ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: var(--text-small);
}

.page-news__breadcrumb a {
  color: var(--color-frost);
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-news__breadcrumb a:hover {
  color: var(--color-cyan);
}

.page-news__breadcrumb li + li::before {
  content: "→";
  margin-right: 8px;
  color: var(--color-gold);
}

.page-news__hero {
  padding: 44px 0 42px;
  border-bottom: var(--news-gold-line);
  position: relative;
}

.page-news__hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 140px;
  height: 4px;
  background: linear-gradient(90deg, var(--color-neon), var(--color-gold));
}

.page-news__hero .page-title {
  font-family: var(--font-headings);
  font-size: var(--text-hero);
  line-height: 1.12;
  color: var(--color-white);
  max-width: 960px;
  margin: 0 0 16px;
  letter-spacing: 0.02em;
  text-shadow: 0 0 28px rgba(0, 240, 255, 0.15);
}

.page-news__hero .page-sub {
  font-size: var(--text-sub);
  color: var(--color-frost);
  max-width: 720px;
  margin: 0;
  line-height: 1.7;
}

.page-news__hero-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 28px;
}

.page-news__hero-note {
  color: var(--color-frost);
  font-size: var(--text-small);
  position: relative;
  padding-left: 16px;
}

.page-news__hero-note::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 8px;
  height: 2px;
  background: var(--color-gold);
}

.page-news__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  padding-top: 40px;
  align-items: start;
}

@media (min-width: 960px) {
  .page-news__layout {
    grid-template-columns: var(--news-sidebar-width) minmax(0, 1fr);
    gap: 56px;
  }
}

.page-news__sidebar {
  position: static;
}

@media (min-width: 960px) {
  .page-news__sidebar {
    position: sticky;
    top: calc(var(--header-top) + var(--header-height) + 24px);
  }
}

.page-news__map,
.page-news__related {
  border: var(--news-gold-line);
  background: var(--color-midnight);
  box-shadow: var(--news-card-shadow);
  padding: 20px;
  margin-bottom: 24px;
  position: relative;
}

.page-news__map::before,
.page-news__related::before {
  content: "";
  position: absolute;
  top: -2px;
  right: 18px;
  width: 34px;
  height: 2px;
  background: var(--color-neon);
}

.page-news__map .coordinate,
.page-news__related .coordinate {
  color: var(--color-gold);
  font-family: var(--font-headings);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  margin: 0 0 10px;
}

.page-news__map h2,
.page-news__related h2 {
  font-family: var(--font-headings);
  font-size: 0.95rem;
  color: var(--color-white);
  margin: 0 0 16px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-news__map-list,
.page-news__related ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news__map-list li,
.page-news__related li {
  border-top: 1px solid rgba(212, 175, 55, 0.2);
}

.page-news__map-list a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 4px;
  color: var(--color-cloud);
  text-decoration: none;
  font-size: 1rem;
  transition: color 0.2s ease, padding-left 0.2s ease;
}

.page-news__map-list a span {
  font-family: var(--font-headings);
  color: var(--color-gold);
  font-size: 0.78rem;
  min-width: 2em;
}

.page-news__map-list a:hover {
  color: var(--color-cyan);
  padding-left: 10px;
}

.page-news__related ul a {
  display: block;
  padding: 10px 4px;
  color: var(--color-frost);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.2s ease;
}

.page-news__related ul a:hover {
  color: var(--color-gold);
}

.page-news__articles {
  min-width: 0;
}

.page-news__section {
  padding: 8px 0 56px;
  margin-bottom: 48px;
  border-bottom: 1px solid rgba(212, 175, 55, 0.2);
}

.page-news__section:last-child {
  border-bottom: 0;
  margin-bottom: 0;
}

.page-news__section-head .coordinate {
  color: var(--color-gold);
  font-family: var(--font-headings);
  font-size: var(--text-small);
  letter-spacing: 0.14em;
  margin: 0 0 8px;
}

.page-news__section-head h2 {
  font-family: var(--font-headings);
  font-size: var(--text-section);
  color: var(--color-white);
  margin: 0 0 10px;
  letter-spacing: 0.02em;
}

.page-news__section-head > p:last-child {
  color: var(--color-frost);
  font-size: var(--text-body);
  margin: 0 0 28px;
  line-height: 1.7;
}

.page-news__media-frame {
  margin: 0 0 28px;
  border: 2px solid rgba(212, 175, 55, 0.3);
  box-shadow: 6px 6px 0 rgba(5, 12, 26, 0.5);
  background: var(--color-deep);
}

.page-news__media-frame img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
}

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

.page-news__log-item {
  background: var(--color-midnight);
  border: var(--news-gold-line);
  box-shadow: 6px 6px 0 rgba(5, 12, 26, 0.45);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.page-news__log-item[open] {
  border-color: var(--color-gold);
  box-shadow: var(--news-card-shadow);
}

.page-news__log-item summary {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  font-family: var(--font-headings);
  color: var(--color-white);
  transition: background-color 0.2s ease;
}

.page-news__log-item summary:hover {
  background: rgba(212, 175, 55, 0.06);
}

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

.page-news__log-item summary:focus-visible {
  outline: 2px solid var(--color-cyan);
  outline-offset: -2px;
}

.page-news__log-version {
  display: inline-block;
  background: var(--color-neon);
  color: var(--color-deep);
  font-family: var(--font-headings);
  font-weight: 700;
  font-size: 0.85rem;
  padding: 3px 10px;
  letter-spacing: 0.04em;
}

.page-news__log-name {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-frost);
}

.page-news__log-arrow {
  margin-left: auto;
  font-size: var(--text-small);
  color: var(--color-gold);
  font-family: var(--font-body);
}

.page-news__log-item[open] .page-news__log-arrow::after {
  content: "收起";
}

.page-news__log-item:not([open]) .page-news__log-arrow::after {
  content: "展开";
}

.page-news__log-body {
  padding: 0 18px 16px;
  border-top: 1px solid rgba(212, 175, 55, 0.2);
}

.page-news__log-body ul {
  margin: 14px 0 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
}

.page-news__log-body li {
  color: var(--color-cloud);
  font-size: var(--text-body);
  line-height: 1.7;
}

.page-news__article {
  margin-bottom: 20px;
  border: 2px solid rgba(0, 240, 255, 0.14);
  background: var(--color-midnight);
  box-shadow: 6px 6px 0 rgba(5, 12, 26, 0.45);
  position: relative;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.page-news__article:hover {
  border-color: var(--color-cyan);
  box-shadow: var(--news-card-shadow);
  transform: translateY(-2px);
}

.page-news__article::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--color-gold), var(--color-neon));
}

.page-news__article summary {
  list-style: none;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 20px 20px 20px 24px;
  cursor: pointer;
}

.page-news__article summary::-webkit-details-marker {
  display: none;
}

.page-news__article summary:focus-visible {
  outline: 2px solid var(--color-cyan);
  outline-offset: -2px;
}

.page-news__article-tag {
  background: var(--color-gold);
  color: var(--color-deep);
  font-family: var(--font-headings);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 8px;
  white-space: nowrap;
}

.page-news__article-title {
  font-family: var(--font-headings);
  color: var(--color-white);
  font-size: 1.06rem;
  line-height: 1.4;
  transition: color 0.2s ease;
  overflow-wrap: break-word;
}

.page-news__article:hover .page-news__article-title {
  color: var(--color-cyan);
}

.page-news__article-arrow {
  color: var(--color-gold);
  font-size: var(--text-small);
  white-space: nowrap;
  font-family: var(--font-body);
}

.page-news__article[open] .page-news__article-arrow::after {
  content: "收起";
}

.page-news__article:not([open]) .page-news__article-arrow::after {
  content: "展开";
}

.page-news__article-body {
  padding: 0 20px 20px 24px;
  border-top: 1px solid rgba(0, 240, 255, 0.15);
}

.page-news__article-body p {
  margin: 14px 0 0;
  color: var(--color-cloud);
  line-height: 1.8;
  font-size: var(--text-body);
}

.page-news__notice {
  background: rgba(212, 175, 55, 0.08);
  border-left: 4px solid var(--color-neon);
  padding: 18px 20px;
  margin-bottom: 16px;
  transition: background-color 0.2s ease;
}

.page-news__notice:hover {
  background: rgba(212, 175, 55, 0.14);
}

.page-news__notice h3 {
  font-family: var(--font-headings);
  font-size: 1.02rem;
  color: var(--color-white);
  margin: 0 0 8px;
  letter-spacing: 0.02em;
}

.page-news__notice p {
  color: var(--color-cloud);
  font-size: var(--text-body);
  line-height: 1.7;
  margin: 0;
}

.page-news__data-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

@media (min-width: 640px) {
  .page-news__data-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.page-news__data-card {
  background: var(--color-midnight);
  border: 2px solid rgba(212, 175, 55, 0.25);
  box-shadow: var(--news-card-shadow);
  padding: 22px 18px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.page-news__data-card:hover {
  border-color: var(--color-gold);
  transform: translateY(-2px);
}

.page-news__data-card::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 0;
  height: 0;
  border-left: 26px solid transparent;
  border-top: 26px solid var(--color-gold);
}

.page-news__data-label {
  font-family: var(--font-headings);
  font-size: 0.78rem;
  color: var(--color-frost);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin: 0 0 10px;
}

.page-news__data-value {
  font-family: var(--font-headings);
  font-size: 1.55rem;
  color: var(--color-gold);
  margin: 0 0 10px;
  line-height: 1.2;
}

.page-news__data-card > p:last-child {
  color: var(--color-cloud);
  font-size: var(--text-body);
  line-height: 1.6;
  margin: 0;
}

@media (max-width: 560px) {
  .page-news {
    padding-top: calc(var(--header-zone) + 8px);
  }

  .page-news__hero {
    padding: 30px 0 32px;
  }

  .page-news__section {
    padding-top: 4px;
    margin-bottom: 40px;
  }

  .page-news__article summary {
    grid-template-columns: auto 1fr;
    gap: 8px 12px;
  }

  .page-news__article-arrow {
    grid-column: 1 / -1;
    font-size: 0.75rem;
  }

  .page-news__log-item summary {
    padding: 14px;
    gap: 8px;
  }

  .page-news__data-card {
    padding: 18px 14px;
  }
}