.page-news {
  --news-axis: 44px;
  --news-rail: rgba(58, 68, 89, 0.7);
  background: var(--ink-night);
  color: var(--paper);
  padding-bottom: 4rem;
  overflow-x: hidden;
}

.page-news .breadcrumbs {
  padding: 1.75rem 0 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--slate);
}

.page-news .breadcrumbs a {
  color: var(--slate);
  text-decoration: none;
}

.page-news .breadcrumbs a:hover,
.page-news .breadcrumbs a:focus-visible {
  color: var(--gold);
}

.page-news .breadcrumbs span[aria-current="page"] {
  color: var(--gold);
}

/* ---------- 页头 ---------- */

.page-news .news-head {
  padding: 0.5rem 0 2.25rem;
  border-bottom: 1px solid var(--line);
}

.page-news .news-head-label {
  margin: 0 0 1rem;
  color: var(--gold);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
}

.page-news .news-title {
  margin: 0 0 1.25rem;
  font-size: var(--fs-h1);
  font-weight: 900;
  line-height: 0.96;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-news .news-lead {
  margin: 0 0 1.75rem;
  max-width: 48ch;
  font-size: 1.02rem;
  line-height: 1.92;
  color: var(--paper-dim);
}

.page-news .news-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 2rem;
  margin: 0;
  padding: 1.15rem 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-news .news-stats li {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.page-news .news-stats .data-figure {
  font-family: var(--font-mono);
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--gold);
  line-height: 1;
}

.page-news .news-stat-label {
  font-size: 0.82rem;
  color: var(--slate);
}

/* ---------- 置顶记录 ---------- */

.page-news .pinned {
  position: relative;
  display: grid;
  gap: 1.25rem;
  margin: 2rem 0 3rem;
  padding: 1.4rem 1.15rem 1.6rem;
  border: 1px solid var(--line);
  border-left: 2px solid var(--gold);
  border-radius: var(--radius-card);
  background: rgba(227, 169, 60, 0.035);
}

.page-news .pinned-axis {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.page-news .pinned-axis-badge {
  padding: 0.15rem 0.55rem;
  border: 1px solid var(--gold);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--gold);
}

.page-news .pinned-axis-num {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 8vw, 3rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--gold);
}

.page-news .pinned-axis-unit {
  font-size: 0.82rem;
  color: var(--slate);
}

.page-news .pinned-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 0.85rem;
}

.page-news .pinned .tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.76rem;
}

.page-news .pinned-title {
  margin: 0 0 0.85rem;
  font-size: clamp(1.3rem, 4.4vw, 1.85rem);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-news .pinned-summary {
  margin: 0 0 1.25rem;
  font-size: 0.98rem;
  line-height: 1.92;
  color: var(--paper-dim);
}

.page-news .pinned-facts {
  display: grid;
  gap: 0.55rem;
  margin: 0;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.page-news .pinned-fact {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.6rem;
}

.page-news .pinned-fact dt {
  flex: none;
  min-width: 4.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--slate);
}

.page-news .pinned-fact dd {
  margin: 0;
  font-size: 0.9rem;
  color: var(--paper);
}

.page-news .pinned-media {
  margin: 0;
}

.page-news .pinned-media .media-frame {
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-news .pinned-media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 专题索引 ---------- */

.page-news .topics {
  margin-bottom: 3rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--line);
}

.page-news .topics-layout {
  display: grid;
  gap: 1.5rem;
}

.page-news .topics-note {
  margin: 0.75rem 0 1.25rem;
  font-size: 0.92rem;
  line-height: 1.9;
  color: var(--slate);
}

.page-news .topic-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 0 0 1.25rem;
  padding: 0;
  list-style: none;
}

.page-news .topic {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.5rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  font-size: 0.88rem;
  color: var(--paper-dim);
  text-decoration: none;
  transition: border-color 0.22s var(--ease), color 0.22s var(--ease), background-color 0.22s var(--ease);
}

.page-news .topic:hover,
.page-news .topic:focus-visible {
  border-color: var(--gold);
  color: var(--paper);
  background: var(--gold-soft);
}

.page-news .topic-code {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--slate);
}

.page-news .topic-name {
  font-weight: 600;
}

.page-news .dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex: none;
}

.page-news .dot--gold { background: var(--gold); }
.page-news .dot--celadon { background: var(--celadon); }
.page-news .dot--cinnabar { background: var(--cinnabar); }
.page-news .dot--violet { background: var(--violet); }

.page-news .topics-footnote {
  margin: 0;
  padding-left: 0.85rem;
  border-left: 1px solid var(--line);
  font-size: 0.84rem;
  line-height: 1.85;
  color: var(--slate);
}

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

.page-news .topics-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: var(--radius-card);
  border: 1px solid var(--line);
  object-fit: cover;
}

/* ---------- 期次列表 ---------- */

.page-news .issues {
  margin-bottom: 3rem;
}

.page-news .issues-note {
  margin: 0.75rem 0 1.75rem;
  font-size: 0.92rem;
  line-height: 1.9;
  color: var(--slate);
}

.page-news .issue-group {
  margin-bottom: 2.5rem;
  scroll-margin-top: 6rem;
}

.page-news .issue-group-title {
  margin: 0 0 1.1rem;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--slate);
}

.page-news .issue-list {
  display: grid;
  gap: 0.85rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .issue {
  display: grid;
  grid-template-columns: var(--news-axis) minmax(0, 1fr);
  gap: 0.85rem;
}

.page-news .issue-axis {
  position: relative;
  display: flex;
  justify-content: center;
  padding-top: 0.85rem;
}

.page-news .issue-axis-rail {
  position: absolute;
  top: 0;
  bottom: -0.85rem;
  left: 50%;
  width: 1px;
  transform: translateX(-50%);
  background-image: repeating-linear-gradient(
    to bottom,
    var(--news-rail) 0 5px,
    transparent 5px 11px
  );
}

.page-news .issue-num {
  position: relative;
  z-index: 1;
  align-self: flex-start;
  padding: 0.15rem 0.2rem;
  background: var(--ink-night);
  font-family: var(--font-mono);
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--slate);
}

.page-news .issue-card {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: rgba(243, 239, 230, 0.022);
  scroll-margin-top: 6rem;
  transition: border-color 0.22s var(--ease);
}

.page-news .issue-card:hover {
  border-color: rgba(227, 169, 60, 0.45);
}

.page-news .issue-card[open] {
  border-color: rgba(227, 169, 60, 0.55);
}

.page-news .issue-summary {
  display: block;
  padding: 0.95rem 2.4rem 1rem 1rem;
  cursor: pointer;
  list-style: none;
}

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

.page-news .issue-summary::after {
  content: "+";
  position: absolute;
  top: 0.7rem;
  right: 0.85rem;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  line-height: 1;
  color: var(--gold);
}

.page-news .issue-card[open] .issue-summary::after {
  content: "–";
}

.page-news .issue-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem 0.7rem;
  margin-bottom: 0.55rem;
}

.page-news .issue-time {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--slate);
}

.page-news .issue-card .tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.72rem;
}

.page-news .issue-headline {
  display: block;
  margin-bottom: 0.45rem;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.55;
  color: var(--paper);
}

.page-news .issue-excerpt {
  display: block;
  font-size: 0.88rem;
  line-height: 1.85;
  color: var(--slate);
}

.page-news .issue-body {
  padding: 0 1rem 1.1rem;
  border-top: 1px solid var(--line);
  margin-top: 0.25rem;
}

.page-news .issue-body p {
  margin: 0.9rem 0 0;
  font-size: 0.9rem;
  line-height: 1.9;
  color: var(--paper-dim);
}

.page-news .issue-body-note {
  padding-left: 0.8rem;
  border-left: 1px solid var(--line);
  font-size: 0.82rem !important;
  color: var(--slate) !important;
}

/* ---------- 过渡氛围图 ---------- */

.page-news .issues-texture {
  margin: 0 0 3rem;
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-news .issues-texture img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.72;
}

/* ---------- 年度归档 ---------- */

.page-news .years {
  margin-bottom: 3rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--line);
}

.page-news .years-texture {
  margin: 1.1rem 0 1.4rem;
  height: 82px;
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-news .years-texture img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.55;
}

.page-news .year-list {
  display: flex;
  gap: 0.7rem;
  margin: 0;
  padding: 0 0 0.5rem;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-news .year-item {
  flex: 1 1 0;
  min-width: 190px;
  scroll-snap-align: start;
}

.page-news .year-link {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  height: 100%;
  padding: 1rem 1.05rem 1.15rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.22s var(--ease), background-color 0.22s var(--ease);
}

.page-news .year-link:hover,
.page-news .year-link:focus-visible {
  border-color: var(--gold);
  background: var(--gold-soft);
}

.page-news .year-num {
  font-family: var(--font-mono);
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  line-height: 1;
  color: var(--gold);
}

.page-news .year-meta {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--slate);
}

.page-news .year-desc {
  font-size: 0.85rem;
  line-height: 1.8;
  color: var(--paper-dim);
}

/* ---------- 提报与更正 ---------- */

.page-news .tips {
  display: grid;
  gap: 1.75rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--line);
}

.page-news .tips-main p {
  margin: 0.85rem 0 0;
  font-size: 0.94rem;
  line-height: 1.92;
  color: var(--paper-dim);
}

.page-news .tips-mail {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(227, 169, 60, 0.45);
  word-break: break-all;
}

.page-news .tips-mail:hover,
.page-news .tips-mail:focus-visible {
  border-bottom-color: var(--gold);
}

.page-news .tips-note {
  padding-left: 0.85rem;
  border-left: 1px solid var(--line);
  font-size: 0.83rem !important;
  color: var(--slate) !important;
}

.page-news .tips-links {
  padding: 1.1rem 1.15rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: rgba(243, 239, 230, 0.022);
}

.page-news .tips-links-title {
  margin: 0 0 0.85rem;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-news .tips-links ul {
  display: grid;
  gap: 0.55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .tips-links a {
  display: block;
  padding-left: 0.85rem;
  border-left: 1px solid var(--line);
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--paper-dim);
  text-decoration: none;
  transition: color 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-news .tips-links a:hover,
.page-news .tips-links a:focus-visible {
  color: var(--gold);
  border-left-color: var(--gold);
}

.page-news a:focus-visible,
.page-news summary:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
  border-radius: 3px;
}

/* ---------- 断点 ---------- */

@media (min-width: 720px) {
  .page-news {
    --news-axis: 56px;
  }

  .page-news .pinned {
    padding: 1.75rem 1.6rem 1.9rem;
    gap: 1.6rem;
  }

  .page-news .pinned-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.75rem 1.5rem;
  }

  .page-news .pinned-fact {
    flex-direction: column;
    gap: 0.3rem;
  }

  .page-news .pinned-fact dt {
    min-width: 0;
  }

  .page-news .topics-layout {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
    align-items: start;
    gap: 2rem;
  }

  .page-news .topics-figure {
    border-radius: var(--radius-card);
    overflow: hidden;
  }

  .page-news .issue {
    gap: 1.25rem;
  }

  .page-news .tips {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.85fr);
    align-items: start;
    gap: 2rem;
  }
}

@media (min-width: 1024px) {
  .page-news .news-head {
    padding: 1rem 0 3rem;
  }

  .page-news .news-lead {
    font-size: 1.08rem;
  }

  .page-news .pinned {
    grid-template-columns: 96px minmax(0, 1fr) minmax(0, 330px);
    gap: 2.25rem;
    align-items: start;
    margin: 2.5rem 0 3.5rem;
    padding: 2.25rem 2rem 2.4rem 1.5rem;
  }

  .page-news .pinned-axis {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.4rem;
    align-self: stretch;
    padding-right: 1.25rem;
    border-right: 1px solid var(--line);
  }

  .page-news .pinned-media {
    margin-top: 0.15rem;
  }

  .page-news .issue-list {
    gap: 0.7rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .topic,
  .page-news .year-link,
  .page-news .issue-card,
  .page-news .tips-links a {
    transition: none;
  }
}
</main>