.page-news {
  --news-line: rgba(212, 175, 55, 0.26);
  --news-line-strong: rgba(212, 175, 55, 0.55);
  --news-panel: #170b2b;
  --news-panel-hover: #1f1038;
  background-color: var(--deep-purple);
  color: var(--mist-white);
  position: relative;
  overflow: hidden;
}

.page-news::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(rgba(212, 175, 55, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(212, 175, 55, 0.04) 1px, transparent 1px);
  background-size: 40px 40px;
}

.page-news > * {
  position: relative;
  z-index: 1;
}

.page-news .section-label {
  color: var(--gold);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
}

.page-news h1,
.page-news h2,
.page-news h3 {
  font-family: var(--title-font);
  color: var(--light-gold);
  word-break: break-word;
}

.page-news h1 {
  font-size: clamp(2.6rem, 8vw, 4.5rem);
  line-height: 1.05;
  letter-spacing: 0.04em;
  margin: 10px 0 18px;
  text-transform: uppercase;
}

.page-news h2 {
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  line-height: 1.2;
  letter-spacing: 0.05em;
  margin: 0;
}

.page-news h3 {
  font-size: 1.15rem;
  line-height: 1.3;
  margin: 0 0 10px;
}

.page-news .corner-index {
  font-family: var(--mono-font);
  font-size: 0.7rem;
  color: var(--steel-gray);
  border: 1px solid var(--news-line);
  background: rgba(18, 6, 31, 0.7);
  padding: 6px 8px;
  width: fit-content;
}

/* Hero */
.page-news .news-hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 420px;
  padding: 60px 20px 52px;
  border-bottom: 1px solid var(--news-line);
  background:
    linear-gradient(135deg, rgba(18, 6, 31, 0.92), rgba(42, 10, 74, 0.76));
}

.page-news .news-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
  z-index: 0;
}

.page-news .news-hero__inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}

.page-news .news-hero__lead {
  max-width: 720px;
  font-size: 0.95rem;
  line-height: 1.8;
  color: rgba(242, 234, 228, 0.84);
  margin: 0 0 30px;
}

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

.page-news .news-hero__item {
  font-family: var(--mono-font);
  font-size: 0.72rem;
  color: var(--mist-white);
  border: 1px solid var(--news-line);
  background: rgba(18, 6, 31, 0.55);
  padding: 5px 12px;
  border-radius: var(--radius);
  letter-spacing: 0.06em;
}

/* 最新发布 */
.page-news .news-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 56px 20px 32px;
}

.page-news .news-section__head,
.page-news .version-section__head,
.page-news .topic-section__head {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 26px;
}

.page-news .news-section__heading,
.page-news .version-section__heading,
.page-news .topic-section__heading {
  flex: 1;
}

.page-news .news-section__desc,
.page-news .version-section__desc,
.page-news .topic-section__desc {
  margin: 10px 0 0;
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--steel-gray);
  max-width: 680px;
}

.page-news .news-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 30px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--news-line);
}

.page-news .news-filter {
  appearance: none;
  border: 1px solid var(--news-line-strong);
  background: transparent;
  color: var(--mist-white);
  font-family: var(--mono-font);
  font-size: 0.72rem;
  padding: 6px 14px;
  border-radius: 999px;
  cursor: pointer;
  transition: background var(--transition-base), color var(--transition-base), border-color var(--transition-base);
}

.page-news .news-filter:hover,
.page-news .news-filter:focus-visible {
  border-color: var(--light-gold);
  color: var(--light-gold);
  outline: none;
}

.page-news .news-filter.is-active {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink-purple);
  font-weight: 700;
}

.page-news .news-list {
  border-top: 1px solid var(--news-line);
}

.page-news .news-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  padding: 24px 0 26px;
  border-bottom: 1px solid var(--news-line);
}

.page-news .news-item__thumb {
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--news-line);
  background: var(--news-panel);
}

.page-news .news-item__meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
  font-family: var(--mono-font);
  font-size: 0.72rem;
  color: var(--steel-gray);
  letter-spacing: 0.05em;
}

.page-news .news-item__title-row {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}

.page-news .news-item__title {
  font-family: var(--title-font);
  font-size: 1.2rem;
  line-height: 1.35;
  color: var(--mist-white);
  text-decoration: none;
  transition: color var(--transition-base);
}

.page-news .news-item__title:hover,
.page-news .news-item__title:focus-visible {
  color: var(--light-gold);
  outline: none;
}

.page-news .news-item__tag {
  display: inline-flex;
  align-items: center;
  font-family: var(--mono-font);
  font-size: 0.62rem;
  color: var(--gold);
  border: 1px solid var(--news-line);
  border-radius: 999px;
  padding: 2px 10px;
  white-space: nowrap;
  background: rgba(212, 175, 55, 0.06);
}

.page-news .news-item__excerpt {
  margin: 8px 0 0;
  font-size: 0.85rem;
  line-height: 1.7;
  color: rgba(242, 234, 228, 0.75);
}

/* 版本日志 */
.page-news .version-section {
  background:
    linear-gradient(180deg, rgba(18, 6, 31, 0.9), rgba(42, 10, 74, 0.88)),
    var(--ink-purple);
  border-top: 1px solid var(--news-line);
  border-bottom: 1px solid var(--news-line);
  padding: 56px 20px;
}

.page-news .version-section__inner {
  max-width: 1200px;
  margin: 0 auto;
}

.page-news .version-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  margin-top: 40px;
}

.page-news .version-visual {
  border: 1px solid var(--news-line);
  border-radius: var(--radius);
  background: var(--news-panel);
  overflow: hidden;
}

.page-news .version-visual__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-bottom: 1px solid var(--news-line);
}

.page-news .version-visual__timeline {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 18px 16px;
}

.page-news .version-visual__tl-item {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-family: var(--mono-font);
  font-size: 0.78rem;
  color: var(--steel-gray);
}

.page-news .version-visual__tl-item.is-current {
  color: var(--light-gold);
}

.page-news .version-visual__ver {
  min-width: 44px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.04em;
}

.page-news .version-visual__tl-item.is-current .version-visual__ver {
  color: var(--neon-blue);
}

.page-news .version-changelog {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-news .version-changelog__item {
  border: 1px solid var(--news-line);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius);
  background: var(--news-panel);
  padding: 0 16px;
  transition: background var(--transition-base), border-color var(--transition-base);
}

.page-news .version-changelog__item:hover {
  background: var(--news-panel-hover);
  border-color: var(--news-line-strong);
}

.page-news .version-changelog__summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-family: var(--title-font);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--light-gold);
  padding: 16px 0;
  letter-spacing: 0.04em;
  user-select: none;
}

.page-news .version-changelog__summary::-webkit-details-marker {
  display: none;
}

.page-news .version-changelog__summary::after {
  content: '+';
  font-family: var(--mono-font);
  font-size: 1rem;
  line-height: 1;
  color: var(--gold);
  transition: transform var(--transition-base);
}

.page-news .version-changelog__item[open] .version-changelog__summary::after {
  content: '−';
}

.page-news .version-changelog__list {
  margin: 0;
  padding: 0 0 16px 20px;
  display: grid;
  gap: 8px;
}

.page-news .version-changelog__list li {
  font-size: 0.85rem;
  line-height: 1.7;
  color: rgba(242, 234, 228, 0.82);
}

.page-news .version-changelog__item[open] .version-changelog__list {
  animation: pageNewsReveal 0.3s ease;
}

@keyframes pageNewsReveal {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 分类专题 */
.page-news .topic-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 56px 20px 32px;
}

.page-news .topic-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin-top: 34px;
}

.page-news .topic-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--news-line);
  border-radius: var(--radius);
  background: var(--news-panel);
  overflow: hidden;
  transition: border-color var(--transition-base), background var(--transition-base), transform var(--transition-base);
}

.page-news .topic-card:hover {
  border-color: var(--news-line-strong);
  background: var(--news-panel-hover);
  transform: translateY(-2px);
}

.page-news .topic-card__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .topic-card__body {
  padding: 18px 16px 20px;
}

.page-news .topic-card__body p {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.7;
  color: rgba(242, 234, 228, 0.72);
}

/* 订阅与归档 */
.page-news .archive-section {
  background: var(--ink-purple);
  border-top: 1px solid var(--news-line);
  padding: 56px 20px 60px;
}

.page-news .archive-section__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.page-news .archive-section__content {
  flex: 1;
}

.page-news .archive-section__desc {
  margin: 12px 0 24px;
  font-size: 0.88rem;
  line-height: 1.75;
  color: rgba(242, 234, 228, 0.78);
  max-width: 720px;
}

.page-news .archive-section__links {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-news .archive-section__link {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  border: 1px solid var(--news-line);
  border-radius: var(--radius);
  background: rgba(91, 42, 134, 0.24);
  padding: 14px 16px;
  font-size: 0.82rem;
  color: var(--mist-white);
  transition: border-color var(--transition-base), background var(--transition-base);
}

.page-news .archive-section__link:hover,
.page-news .archive-section__link:focus-visible {
  border-color: var(--gold);
  background: rgba(91, 42, 134, 0.42);
  outline: none;
}

.page-news .archive-section__ver {
  font-family: var(--mono-font);
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.04em;
  min-width: 48px;
}

@media (min-width: 768px) {
  .page-news .news-item {
    grid-template-columns: 160px minmax(0, 1fr);
    gap: 8px 28px;
    padding: 28px 0 30px;
  }

  .page-news .news-item__meta {
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 6px;
    padding-top: 2px;
  }

  .page-news .news-item--featured {
    grid-template-columns: 240px minmax(0, 1fr);
    column-gap: 28px;
  }

  .page-news .news-item--featured .news-item__thumb {
    grid-column: 1;
    grid-row: 1 / 3;
    height: 100%;
    object-fit: cover;
    margin: 0;
  }

  .page-news .news-item--featured .news-item__meta {
    grid-column: 2;
    grid-row: 1;
  }

  .page-news .news-item--featured .news-item__body {
    grid-column: 2;
    grid-row: 2;
  }

  .page-news .news-item__title-row {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .page-news .news-item__title {
    font-size: 1.3rem;
  }

  .page-news .news-item__excerpt {
    margin-top: 6px;
  }

  .page-news .version-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-news .version-visual__timeline {
    flex-direction: row;
    justify-content: space-between;
    padding: 18px 16px;
  }

  .page-news .version-visual__tl-item {
    flex-direction: column;
    gap: 4px;
  }

  .page-news .topic-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .topic-card--wide {
    grid-column: 1 / -1;
    flex-direction: row;
    align-items: stretch;
  }

  .page-news .topic-card--wide .topic-card__img {
    width: 46%;
    min-height: 220px;
  }

  .page-news .topic-card--wide .topic-card__body {
    flex: 1;
    align-self: center;
  }

  .page-news .archive-section__links {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-news .news-hero {
    min-height: 480px;
    padding: 80px 20px 64px;
  }

  .page-news .news-hero__lead {
    font-size: 1.05rem;
  }

  .page-news .news-section,
  .page-news .topic-section {
    padding-top: 72px;
    padding-bottom: 48px;
  }

  .page-news .version-section {
    padding: 72px 20px;
  }

  .page-news .news-section__head,
  .page-news .version-section__head,
  .page-news .topic-section__head {
    gap: 24px;
    margin-bottom: 36px;
  }

  .page-news .news-filter {
    padding: 8px 18px;
    font-size: 0.75rem;
  }
}