.page-news {
  --news-cut-lg: 24px;
  --news-glow-purple: rgba(157, 78, 221, 0.35);
  --news-glow-cyan: rgba(0, 229, 255, 0.25);
  --news-glow-ruby: rgba(201, 24, 74, 0.3);
  --news-axis-w: 2px;
  background:
    radial-gradient(circle at 88% 8%, rgba(157, 78, 221, 0.15), transparent 28%),
    radial-gradient(circle at 12% 42%, rgba(0, 229, 255, 0.08), transparent 24%),
    transparent;
}

.page-news .container {
  max-width: var(--max);
  padding: 0 20px;
}

.page-news .breadcrumb {
  padding: 28px 0 12px;
}

.page-news .page-hero {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  padding: 40px 0 52px;
  border-bottom: 1px solid rgba(0, 229, 255, 0.2);
  margin-bottom: 16px;
}

.page-news .page-hero::before {
  content: "";
  position: absolute;
  top: auto;
  right: -20px;
  bottom: -1px;
  left: 24px;
  height: 4px;
  background: linear-gradient(90deg, var(--c-purple), var(--c-cyan), transparent 70%);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 100%, 0 100%);
}

.page-news .page-hero__kicker {
  font-family: var(--f-mono);
  font-size: 0.82rem;
  letter-spacing: 0.18em;
  color: var(--c-cyan);
  text-transform: uppercase;
  margin: 0 0 10px;
}

.page-news .page-hero__title,
.page-news .page-hero h1 {
  font-family: var(--f-head);
  font-size: clamp(1.9rem, 5.2vw, 3.2rem);
  line-height: 1.08;
  color: var(--c-light);
  text-transform: uppercase;
  letter-spacing: -0.02em;
  margin: 0 0 16px;
}

.page-news .page-hero h1::after {
  content: "·每日更新";
  color: var(--c-purple);
  font-family: var(--f-mono);
  font-size: 0.5em;
  letter-spacing: 0.08em;
  margin-left: 10px;
}

.page-news .page-hero__desc {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--c-muted);
  max-width: 620px;
  margin: 0;
}

.page-news .page-hero__coord {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.page-news .coord-chip {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  padding: 5px 10px;
  border: 1px solid rgba(0, 229, 255, 0.35);
  border-radius: 0;
  background: rgba(10, 17, 40, 0.65);
  color: var(--c-cyan);
  text-transform: uppercase;
}

.page-news .section {
  padding: 44px 0;
}

.page-news .section--narrow {
  max-width: 860px;
}

.page-news .section--tint {
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
}

.page-news .section-head {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 28px;
}

.page-news .section-head__kicker {
  font-family: var(--f-mono);
  font-size: 0.76rem;
  letter-spacing: 0.2em;
  color: var(--c-purple);
  text-transform: uppercase;
  margin: 0;
}

.page-news .section-head__title {
  font-family: var(--f-head);
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  color: var(--c-light);
  margin: 0;
  text-transform: uppercase;
}

.page-news .section-head__desc {
  font-size: 0.96rem;
  line-height: 1.7;
  color: var(--c-muted);
  margin: 4px 0 0;
  max-width: 720px;
}

.page-news .section-head--compact {
  gap: 4px;
  margin-bottom: 20px;
}

.page-news .section-head--split {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
}

.page-news .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 16px;
}

.page-news .filter-btn {
  font-family: var(--f-body);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 8px 18px;
  background: transparent;
  color: var(--c-muted);
  border: 1px solid rgba(157, 78, 221, 0.45);
  border-radius: 0;
  cursor: pointer;
  transition: all 0.3s var(--ease);
  position: relative;
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 100%, 0 100%);
}

.page-news .filter-btn:hover {
  color: var(--c-light);
  border-color: var(--c-cyan);
  background: rgba(0, 229, 255, 0.08);
}

.page-news .filter-btn[data-active="true"],
.page-news .filter-btn--active {
  color: #0A1128;
  background: var(--c-cyan);
  border-color: var(--c-cyan);
  font-weight: 700;
}

.page-news .filter-map {
  display: none;
}

.page-news .topic-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-news .topic-card {
  position: relative;
  background: var(--c-glass);
  border: 1px solid rgba(157, 78, 221, 0.25);
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 0 100%);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.page-news .topic-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 0;
  background: var(--c-cyan);
  transition: height 0.3s var(--ease);
}

.page-news .topic-card:hover {
  border-color: rgba(0, 229, 255, 0.5);
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25), 0 0 20px var(--news-glow-cyan);
}

.page-news .topic-card:hover::after {
  height: 100%;
}

.page-news .topic-card__media {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--c-space);
}

.page-news .topic-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.45s var(--ease);
}

.page-news .topic-card:hover .topic-card__media img {
  transform: scale(1.03);
}

.page-news .topic-card__body {
  padding: 20px 22px 24px;
}

.page-news .topic-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.page-news .topic-card__tag {
  font-family: var(--f-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-purple);
  background: rgba(157, 78, 221, 0.1);
  border-left: 2px solid var(--c-purple);
  padding: 3px 8px;
}

.page-news .topic-card__vol {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  color: var(--c-muted);
  letter-spacing: 0.06em;
}

.page-news .topic-card__title {
  font-family: var(--f-head);
  font-size: 1.15rem;
  line-height: 1.3;
  color: var(--c-light);
  margin: 0 0 10px;
  letter-spacing: 0.01em;
}

.page-news .topic-card__desc {
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--c-muted);
  margin: 0 0 18px;
}

.page-news .btn--ghost {
  display: inline-block;
  font-family: var(--f-body);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--c-cyan);
  border: 1px solid rgba(0, 229, 255, 0.4);
  padding: 8px 18px;
  clip-path: polygon(6px 0, 100% 0, calc(100% - 6px) 100%, 0 100%);
  transition: all 0.3s var(--ease);
  background: transparent;
  text-decoration: none;
}

.page-news .btn--ghost:hover {
  background: var(--c-cyan);
  color: #0A1128;
  border-color: var(--c-cyan);
}

.page-news .section--feature {
  position: relative;
  padding: 0;
  margin: 8px 0 24px;
}

.page-news .feature-rail {
  position: relative;
  border-left: 2px solid rgba(0, 229, 255, 0.2);
  padding: 32px 0 32px 24px;
  margin-left: 4px;
}

.page-news .feature-rail::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 0;
  width: 8px;
  height: 8px;
  background: var(--c-cyan);
  transform: rotate(45deg);
  box-shadow: 0 0 12px var(--c-cyan);
}

.page-news .feature-rail__kicker {
  font-family: var(--f-mono);
  font-size: 0.76rem;
  letter-spacing: 0.22em;
  color: var(--c-ruby);
  text-transform: uppercase;
  margin-bottom: 20px;
}

.page-news .feature-orbit {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  background: var(--c-glass);
  border: 1px solid rgba(201, 24, 74, 0.35);
  clip-path: polygon(0 0, calc(100% - 28px) 0, 100% 28px, 100% 100%, 0 100%);
  overflow: hidden;
}

.page-news .feature-orbit::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 40%, rgba(0, 229, 255, 0.06) 50%, transparent 60%);
  background-size: 200% 100%;
  animation: news-scan 6s infinite linear;
  pointer-events: none;
  z-index: 1;
}

@keyframes news-scan {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.page-news .feature-orbit__glow {
  position: absolute;
  top: -80px;
  right: -80px;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, var(--news-glow-purple), transparent 70%);
  z-index: 0;
}

.page-news .feature-orbit__media {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  max-height: 420px;
}

.page-news .feature-orbit__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-news .feature-orbit__body {
  position: relative;
  z-index: 2;
  padding: 28px 24px 30px;
}

.page-news .feature-orbit__tag {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--c-ruby);
  text-transform: uppercase;
  margin: 0 0 10px;
}

.page-news .feature-orbit__body h2 {
  font-family: var(--f-head);
  font-size: clamp(1.4rem, 3.2vw, 2.1rem);
  line-height: 1.15;
  color: var(--c-light);
  margin: 0 0 14px;
  text-transform: uppercase;
}

.page-news .feature-orbit__desc {
  font-size: 0.96rem;
  line-height: 1.75;
  color: var(--c-muted);
  margin: 0 0 22px;
  max-width: 640px;
}

.page-news .feature-orbit__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  border-top: 1px solid rgba(0, 229, 255, 0.15);
  padding-top: 18px;
}

.page-news .feature-orbit__stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-news .feature-orbit__stat-num {
  font-family: var(--f-mono);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--c-cyan);
}

.page-news .feature-orbit__stat-label {
  font-size: 0.78rem;
  color: var(--c-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.page-news .feature-rail__hint {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--c-muted);
  margin-top: 16px;
  padding-left: 28px;
  position: relative;
}

.page-news .feature-rail__hint::before {
  content: "←";
  position: absolute;
  left: 6px;
  top: -2px;
  color: var(--c-cyan);
}

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

.page-news .version-row {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 16px;
  align-items: start;
  padding: 16px 18px;
  background: rgba(10, 17, 40, 0.55);
  border: 1px solid rgba(157, 78, 221, 0.2);
  border-left: 3px solid var(--c-purple);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-news .version-row:hover {
  border-left-color: var(--c-cyan);
  transform: translateX(6px);
}

.page-news .version-row__icon {
  width: 64px;
  height: 64px;
  overflow: hidden;
  background: var(--c-indigo);
  grid-row: span 2;
}

.page-news .version-row__icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-news .version-row__content {
  min-width: 0;
}

.page-news .version-row__title {
  font-family: var(--f-head);
  font-size: 1rem;
  color: var(--c-light);
  margin: 0 0 6px;
}

.page-news .version-row__desc {
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--c-muted);
  margin: 0;
}

.page-news .version-row__chip {
  display: inline-block;
  margin: 0;
  justify-self: start;
  grid-column: 2;
}

.page-news .archive-drawer {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-news .archive-drawer__col {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.page-news .archive-group__title {
  font-family: var(--f-head);
  font-size: 0.95rem;
  color: var(--c-purple);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0 0 12px;
  padding-left: 14px;
  border-left: 3px solid var(--c-purple);
}

.page-news .archive-item {
  background: rgba(10, 17, 40, 0.45);
  border: 1px solid rgba(157, 78, 221, 0.14);
  margin-bottom: 8px;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 0 100%);
  transition: border-color 0.3s var(--ease);
}

.page-news .archive-item:hover {
  border-color: rgba(0, 229, 255, 0.4);
}

.page-news .archive-item__summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  font-size: 0.92rem;
  color: var(--c-light);
  user-select: none;
}

.page-news .archive-item__summary::-webkit-details-marker {
  display: none;
}

.page-news .archive-item__idx {
  font-family: var(--f-mono);
  font-size: 0.74rem;
  color: var(--c-cyan);
  background: rgba(0, 229, 255, 0.08);
  padding: 2px 6px;
  border: 1px solid rgba(0, 229, 255, 0.2);
  flex-shrink: 0;
}

.page-news .archive-item__name {
  flex: 1;
  min-width: 0;
  font-weight: 600;
}

.page-news .archive-item__arrow {
  font-family: var(--f-mono);
  font-size: 1rem;
  color: var(--c-purple);
  transition: transform 0.3s var(--ease);
}

.page-news .archive-item[open] .archive-item__arrow {
  transform: rotate(45deg);
}

.page-news .archive-item__excerpt {
  margin: 0;
  padding: 0 16px 16px 58px;
  font-size: 0.86rem;
  line-height: 1.65;
  color: var(--c-muted);
  border-top: 1px dashed rgba(157, 78, 221, 0.15);
  padding-top: 12px;
}

.page-news .archive-drawer__side {
  display: flex;
  flex-direction: row;
  align-items: stretch;
  gap: 18px;
}

.page-news .archive-drawer__side img {
  width: 100%;
  max-width: 160px;
  height: auto;
  object-fit: cover;
  flex-shrink: 0;
  align-self: stretch;
}

.page-news .archive-drawer__legend {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.page-news .legend {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-news .legend__item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--c-muted);
}

.page-news .legend__mark {
  width: 26px;
  height: 8px;
  clip-path: polygon(0 0, 100% 0, calc(100% - 4px) 100%, 0 100%);
}

.page-news .legend__mark--purple {
  background: var(--c-purple);
}

.page-news .legend__mark--cyan {
  background: var(--c-cyan);
}

.page-news .legend__mark--success {
  background: var(--c-success);
}

.page-news .legend__mark--amber {
  background: var(--c-amber);
}

.page-news .legend__mark--ruby {
  background: var(--c-ruby);
}

.page-news .notice-box--ruby {
  background: linear-gradient(120deg, rgba(201, 24, 74, 0.18), rgba(55, 0, 179, 0.12));
  border: 1px solid rgba(201, 24, 74, 0.4);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
  padding: 24px 26px;
}

.page-news .notice-box__title {
  font-family: var(--f-head);
  font-size: 1rem;
  color: var(--c-ruby);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0 0 10px;
}

.page-news .notice-box p:last-child {
  margin: 0;
  color: var(--c-muted);
  font-size: 0.9rem;
  line-height: 1.7;
}

@media (max-width: 640px) {
  .page-news .container {
    padding: 0 14px;
  }

  .page-news .page-hero h1::after {
    display: block;
    margin: 8px 0 0;
    font-size: 0.55em;
  }

  .page-news .section {
    padding: 34px 0;
  }

  .page-news .section--feature {
    padding: 0;
  }

  .page-news .feature-rail {
    padding-left: 16px;
    margin-left: 0;
  }

  .page-news .feature-orbit__stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
  }

  .page-news .feature-orbit__stat-num {
    font-size: 1.15rem;
  }

  .page-news .section-head--split {
    flex-direction: column;
    align-items: flex-start;
  }

  .page-news .version-row {
    grid-template-columns: 44px 1fr;
    gap: 12px;
  }

  .page-news .version-row__icon {
    width: 44px;
    height: 44px;
    grid-row: span 2;
  }

  .page-news .version-row__chip {
    grid-column: 2;
  }

  .page-news .archive-drawer__side {
    flex-direction: column;
  }

  .page-news .archive-drawer__side img {
    max-width: 100%;
    width: 100%;
    max-height: 160px;
  }

  .page-news .archive-item__summary {
    padding: 12px;
    gap: 8px;
    font-size: 0.86rem;
  }

  .page-news .archive-item__excerpt {
    padding: 12px 12px 14px;
  }
}

@media (min-width: 768px) {
  .page-news .topic-list {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
  }

  .page-news .topic-card:first-child {
    grid-column: span 2;
  }

  .page-news .topic-card:first-child .topic-card__body {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 12px 24px;
  }

  .page-news .topic-card:first-child .topic-card__meta,
  .page-news .topic-card:first-child .topic-card__title {
    grid-column: 1;
  }

  .page-news .topic-card:first-child .topic-card__desc {
    grid-column: 2;
    grid-row: 1 / 3;
    margin: 0;
  }

  .page-news .topic-card:first-child .btn {
    grid-column: 1;
    justify-self: start;
  }

  .page-news .feature-orbit {
    grid-template-columns: 1.1fr 1fr;
  }

  .page-news .feature-orbit__media {
    aspect-ratio: auto;
    min-height: 340px;
  }

  .page-news .archive-drawer {
    grid-template-columns: 1fr 260px;
    gap: 34px;
  }

  .page-news .archive-drawer__side {
    flex-direction: column;
    border-left: 1px solid rgba(157, 78, 221, 0.2);
    padding-left: 24px;
  }

  .page-news .archive-drawer__side img {
    max-width: 100%;
    width: 100%;
    height: auto;
  }
}

@media (min-width: 1024px) {
  .page-news .page-hero {
    grid-template-columns: 1fr auto;
    align-items: end;
    padding: 56px 0 64px;
    gap: 40px;
  }

  .page-news .page-hero__coord {
    flex-direction: column;
    align-items: flex-end;
  }

  .page-news .filter-map {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px dashed rgba(157, 78, 221, 0.25);
    position: relative;
  }

  .page-news .filter-map__axis {
    font-family: var(--f-mono);
    font-size: 0.68rem;
    letter-spacing: 0.14em;
    color: var(--c-muted);
  }

  .page-news .filter-map__line {
    flex: 1;
    height: var(--news-axis-w);
    background: repeating-linear-gradient(90deg, rgba(0, 229, 255, 0.4) 0 6px, transparent 6px 12px);
    position: relative;
  }

  .page-news .filter-map__node {
    width: 8px;
    height: 8px;
    transform: rotate(45deg);
    border: 1px solid var(--c-cyan);
    box-shadow: 0 0 8px var(--c-cyan);
    flex-shrink: 0;
  }

  .page-news .filter-map__node--purple {
    border-color: var(--c-purple);
    box-shadow: 0 0 8px var(--c-purple);
  }

  .page-news .filter-map__node--ruby {
    border-color: var(--c-ruby);
    box-shadow: 0 0 8px var(--c-ruby);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .feature-orbit::before {
    animation: none;
  }

  .page-news .topic-card,
  .page-news .version-row,
  .page-news .feature-orbit {
    transition: none;
  }
}