.page-news {
  --news-pad: 72px;
  --news-line: rgba(110, 134, 168, 0.28);
  background-color: var(--deep-space);
  color: var(--stardust);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-news .journal-hero {
  position: relative;
  padding: calc(var(--header-h) + 48px) 0 0;
  background:
    radial-gradient(120% 78% at 100% 0%, rgba(28, 61, 110, 0.9) 0%, rgba(16, 36, 73, 0.4) 44%, rgba(10, 23, 48, 0) 74%),
    linear-gradient(180deg, var(--night-blue) 0%, var(--deep-space) 82%);
  border-bottom: 1px solid var(--news-line);
}

.page-news .journal-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
  background-size: 96px 96px;
  opacity: 0.55;
  pointer-events: none;
}

.page-news .journal-hero__inner {
  position: relative;
  z-index: 2;
  padding-bottom: 40px;
}

.page-news .journal-hero .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-news .journal-hero .breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  margin-right: 8px;
  color: var(--orbit-gray);
}

.page-news .journal-hero .breadcrumb-item a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.24s ease, border-color 0.24s ease;
}

.page-news .journal-hero .breadcrumb-item a:hover {
  color: var(--star-gold);
  border-color: var(--star-gold);
}

.page-news .eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--star-gold);
  text-transform: uppercase;
  margin: 0 0 20px;
}

.page-news .journal-hero__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.1rem, 6.4vw, 4.4rem);
  line-height: 1.16;
  letter-spacing: 0.02em;
  color: var(--stardust);
  margin: 0 0 28px;
  max-width: 20ch;
}

.page-news .journal-hero__lede {
  max-width: 62ch;
  margin: 0 0 44px;
  font-size: 16px;
  line-height: 1.95;
  color: var(--mist);
}

.page-news .journal-hero__meta {
  display: grid;
  gap: 20px;
  margin: 0;
  padding-top: 28px;
  border-top: 1px solid var(--news-line);
}

.page-news .journal-hero__meta-item dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--orbit-gray);
  margin-bottom: 8px;
}

.page-news .journal-hero__meta-item dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--stardust);
}

.page-news .journal-hero__media {
  position: relative;
  z-index: 2;
  padding-bottom: 56px;
}

.page-news .journal-hero__media .media-frame {
  border: 1px solid var(--news-line);
}

.page-news .media-caption {
  margin-top: 14px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--orbit-gray);
}

/* ---------- 章节通用 ---------- */
.page-news .section {
  padding: 72px 0;
}

.page-news .chapter {
  margin-bottom: 44px;
}

.page-news .chapter-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 14px;
}

.page-news .chapter-index {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 0.06em;
  color: var(--star-gold);
}

.page-news .chapter-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.6rem, 3.4vw, 2.4rem);
  line-height: 1.3;
  letter-spacing: 0.02em;
  color: var(--stardust);
  margin: 0;
}

.page-news .chapter-note {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--mist);
  margin: 0;
}

.page-news .journal-recent__intro,
.page-news .journal-feature__intro,
.page-news .journal-versions__intro {
  max-width: 68ch;
  margin: 20px 0 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--mist);
}

/* ---------- 筛选标签 ---------- */
.page-news .journal-filter .tabs-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 18px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--news-line);
}

.page-news .journal-filter .tab {
  appearance: none;
  background: transparent;
  border: 1px solid var(--news-line);
  color: var(--mist);
  font-family: var(--font-sans);
  font-size: 13px;
  letter-spacing: 0.1em;
  padding: 9px 16px;
  cursor: pointer;
  transition: color 0.24s ease, border-color 0.24s ease, background-color 0.24s ease;
}

.page-news .journal-filter .tab:hover {
  color: var(--stardust);
  border-color: var(--star-gold);
}

.page-news .journal-filter .tab[aria-selected="true"] {
  color: var(--deep-space);
  background-color: var(--star-gold);
  border-color: var(--star-gold);
}

.page-news .journal-filter .tab:focus-visible {
  outline: 2px solid var(--aurora);
  outline-offset: 2px;
}

/* ---------- 条目列表 ---------- */
.page-news .entry-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .entry {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 12px;
  padding: 26px 0;
  border-bottom: 1px solid var(--news-line);
  transition: background-color 0.24s ease;
}

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

.page-news .entry:hover {
  background-color: rgba(28, 61, 110, 0.28);
}

.page-news .entry-index {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--orbit-gray);
  padding-top: 4px;
}

.page-news .entry-title {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 17px;
  line-height: 1.6;
  letter-spacing: 0.01em;
  color: var(--stardust);
  margin: 0 0 10px;
}

.page-news .entry-excerpt {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.9;
  color: var(--mist);
  max-width: 76ch;
}

.page-news .entry-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-news .entry-cat {
  font-family: var(--font-mono);
  color: var(--star-gold);
  border: 1px solid rgba(243, 196, 98, 0.42);
  padding: 3px 9px;
}

.page-news .entry-time {
  font-family: var(--font-mono);
  color: var(--cold, var(--mist));
  color: var(--mist);
}

.page-news .entry-read {
  font-family: var(--font-mono);
  color: var(--orbit-gray);
  opacity: 0.7;
  transition: opacity 0.24s ease, color 0.24s ease;
}

.page-news .entry:hover .entry-read,
.page-news .entry:focus-within .entry-read {
  opacity: 1;
  color: var(--aurora);
}

/* ---------- 专题系列 ---------- */
.page-news .journal-feature {
  background-color: var(--night-blue);
  border-top: 1px solid var(--news-line);
  border-bottom: 1px solid var(--news-line);
}

.page-news .feature-strip {
  display: grid;
  gap: 20px;
}

.page-news .feature-card {
  background-color: var(--deep-space);
  border: 1px solid var(--news-line);
  padding: 24px 22px 28px;
  display: flex;
  flex-direction: column;
}

.page-news .feature-card__media {
  margin: 0 0 20px;
  aspect-ratio: 3 / 2;
  border: 1px solid var(--news-line);
}

.page-news .feature-card__cadence {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--aurora);
  margin: 0 0 12px;
}

.page-news .feature-card__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: 0.02em;
  color: var(--stardust);
  margin: 0 0 14px;
}

.page-news .feature-card__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.92;
  color: var(--mist);
}

/* ---------- 数据观察 ---------- */
.page-news .observe-grid {
  display: grid;
  gap: 36px;
}

.page-news .observe-text p {
  margin: 0 0 22px;
  font-size: 15px;
  line-height: 1.95;
  color: var(--mist);
  max-width: 66ch;
}

.page-news .observe-text a {
  color: var(--star-gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(243, 196, 98, 0.45);
  transition: border-color 0.24s ease, color 0.24s ease;
}

.page-news .observe-text a:hover {
  color: var(--stardust);
  border-color: var(--stardust);
}

.page-news .compare {
  border: 1px solid var(--news-line);
  margin-top: 8px;
}

.page-news .compare-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--news-line);
  font-size: 13px;
  line-height: 1.7;
}

.page-news .compare-row:last-child {
  border-bottom: 0;
}

.page-news .compare-row--head {
  background-color: rgba(28, 61, 110, 0.42);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--orbit-gray);
}

.page-news .compare-key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--stardust);
}

.page-news .compare-col {
  color: var(--mist);
}

.page-news .compare-col--live {
  color: var(--signal-orange);
}

.page-news .observe-media {
  margin: 0;
  position: relative;
  aspect-ratio: 10 / 7;
  border: 1px solid var(--news-line);
}

.page-news .observe-media .media-caption {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 12px;
  margin: 0;
  color: var(--mist);
}

/* ---------- 版本时间线 ---------- */
.page-news .timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 32px;
  position: relative;
}

.page-news .timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 6px;
  bottom: 6px;
  width: 1px;
  background: linear-gradient(180deg, var(--star-gold), rgba(28, 61, 110, 0.9));
}

.page-news .timeline-item {
  position: relative;
  padding: 0 0 40px;
}

.page-news .timeline-item:last-child {
  padding-bottom: 0;
}

.page-news .timeline-item::before {
  content: "";
  position: absolute;
  left: -32px;
  top: 6px;
  width: 11px;
  height: 11px;
  background-color: var(--star-gold);
}

.page-news .timeline-version {
  display: inline-block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.12em;
  color: var(--star-gold);
  margin-bottom: 10px;
}

.page-news .timeline-year {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--orbit-gray);
}

.page-news .timeline-title {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 17px;
  line-height: 1.6;
  color: var(--stardust);
  margin: 0 0 10px;
}

.page-news .timeline-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.92;
  color: var(--mist);
  max-width: 74ch;
}

/* ---------- 收束 ---------- */
.page-news .journal-outro {
  background-color: var(--night-blue);
  border-top: 1px solid var(--news-line);
  padding: 96px 0 120px;
}

.page-news .journal-outro__line {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.4rem, 3.2vw, 2.1rem);
  line-height: 1.4;
  letter-spacing: 0.02em;
  color: var(--stardust);
  margin: 0 0 24px;
  max-width: 24ch;
}

.page-news .journal-outro__text {
  max-width: 66ch;
  margin: 0 0 36px;
  font-size: 15px;
  line-height: 1.95;
  color: var(--mist);
}

.page-news .journal-outro__text a {
  color: var(--star-gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(243, 196, 98, 0.45);
  transition: color 0.24s ease, border-color 0.24s ease;
}

.page-news .journal-outro__text a:hover {
  color: var(--stardust);
  border-color: var(--stardust);
}

.page-news .journal-outro__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .section {
    padding: 96px 0;
  }

  .page-news .journal-hero__meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 32px;
  }

  .page-news .entry {
    grid-template-columns: 64px 1fr;
    gap: 20px;
    padding: 32px 0;
  }

  .page-news .entry-index {
    font-size: 15px;
  }

  .page-news .entry-title {
    font-size: 18px;
  }

  .page-news .feature-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }

  .page-news .compare-row {
    grid-template-columns: 120px 1fr 1fr;
    gap: 16px;
    align-items: baseline;
  }
}

@media (min-width: 1024px) {
  .page-news .journal-hero {
    padding-top: calc(var(--header-h) + 72px);
  }

  .page-news .chapter {
    position: relative;
    padding-left: var(--news-pad);
  }

  .page-news .chapter-note {
    position: absolute;
    left: -8px;
    top: 2px;
    writing-mode: vertical-rl;
    text-orientation: mixed;
  }

  .page-news .feature-strip {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    align-items: start;
  }

  .page-news .feature-card:nth-child(2) {
    margin-top: 44px;
  }

  .page-news .feature-card:nth-child(3) {
    margin-top: 18px;
  }

  .page-news .feature-card:nth-child(4) {
    margin-top: 62px;
  }

  .page-news .observe-grid {
    grid-template-columns: 5fr 7fr;
    gap: 48px;
    align-items: start;
  }

  .page-news .timeline {
    padding-left: 44px;
  }

  .page-news .timeline-item::before {
    left: -44px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .entry,
  .page-news .entry-read,
  .page-news .tab,
  .page-news .observe-text a,
  .page-news .journal-outro__text a {
    transition: none;
  }
}

.page-news {
  --cold: currentColor;
}