.page-news {
  --news-rule: 1px solid var(--grid-line);
  --news-rail-w: 12.5rem;
  background: var(--ink-charcoal);
  color: var(--paper-white);
  font-family: var(--font-body);
  padding-bottom: var(--space-l);
}

/* ---------- 面包屑 ---------- */
.page-news .breadcrumb {
  padding-top: var(--space-m);
}

/* ---------- 首屏拼贴 ---------- */
.page-news .news-hero {
  display: grid;
  gap: var(--space-m);
  padding: var(--space-s) 0 var(--space-m);
}

.page-news .news-hero__kicker {
  margin: 0 0 var(--space-s);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--signal-cyan);
}

.page-news .news-hero__title {
  margin: 0 0 var(--space-s);
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 12vw, 6rem);
  font-weight: 800;
  line-height: 0.94;
  letter-spacing: -0.02em;
  color: var(--paper-white);
}

.page-news .news-hero__lede {
  margin: 0 0 var(--space-m);
  max-width: 34em;
  font-size: 1.0625rem;
  line-height: 1.78;
  color: var(--paper-88);
}

.page-news .news-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-s) var(--space-m);
  margin: 0;
  padding-top: var(--space-s);
  border-top: var(--news-rule);
  list-style: none;
}

.page-news .news-hero__meta-item {
  display: flex;
  align-items: baseline;
  gap: 0.45rem;
}

.page-news .news-hero__meta-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.5rem, 4.5vw, 2.25rem);
  line-height: 1;
  color: var(--signal-cyan);
}

.page-news .news-hero__meta-key {
  font-size: 0.875rem;
  color: var(--chalk-grey);
}

.page-news .news-hero__figure {
  margin: 0;
  border: var(--news-rule);
  background: var(--pitch-deep);
  box-shadow: 6px 6px 0 rgba(27, 33, 69, 0.72);
}

.page-news .news-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-news .news-hero__figure figcaption {
  padding: 0.65rem 0.85rem;
  border-top: var(--news-rule);
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--chalk-grey);
}

.page-news .news-slant {
  height: 2px;
  width: min(100%, 40rem);
  background: linear-gradient(90deg, var(--signal-cyan), rgba(70, 227, 196, 0));
  transform: rotate(-0.8deg);
  transform-origin: left center;
  opacity: 0.75;
}

/* ---------- 目录骨架 ---------- */
.page-news .news-ledger {
  display: grid;
  gap: var(--space-m);
  padding-top: var(--space-m);
}

/* ---------- 左侧栏目标签索引 ---------- */
.page-news .news-rail {
  border-top: 2px solid var(--signal-cyan);
  padding-top: var(--space-s);
}

.page-news .news-rail__head {
  margin: 0 0 var(--space-s);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--chalk-grey);
}

.page-news .news-rail__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-rail__item {
  margin: 0;
}

.page-news .news-rail__link {
  display: grid;
  grid-template-columns: 1.6rem minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 0.55rem;
  padding: 0.5rem 0.6rem 0.5rem 0.7rem;
  border-left: 2px solid transparent;
  background: rgba(27, 33, 69, 0.45);
  color: var(--paper-72);
  font-size: 0.9375rem;
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-news .news-rail__link:hover,
.page-news .news-rail__link:focus-visible {
  color: var(--paper-white);
  border-left-color: var(--signal-cyan);
  background: rgba(70, 227, 196, 0.08);
  outline: none;
}

.page-news .news-rail__num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--brocade-red-lite);
}

.page-news .news-rail__name {
  letter-spacing: 0.01em;
}

.page-news .news-rail__count {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 0.75rem;
  color: var(--chalk-grey);
}

.page-news .news-rail__note {
  margin: var(--space-s) 0 0;
  padding-top: var(--space-s);
  border-top: var(--news-rule);
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--chalk-grey);
}

/* ---------- 条目流 ---------- */
.page-news .news-feed {
  min-width: 0;
}

/* 置顶条目 */
.page-news .news-pinned {
  padding-bottom: var(--space-m);
  border-bottom: var(--news-rule);
}

.page-news .news-pinned__flag {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin: 0 0 var(--space-s);
  font-size: 0.8125rem;
  color: var(--chalk-grey);
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

.page-news .news-pinned__title {
  margin: 0 0 var(--space-m);
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 6vw, 3rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.02em;
}

.page-news .news-pinned__title a {
  color: var(--paper-white);
  text-decoration: none;
  background-image: linear-gradient(var(--brocade-red), var(--brocade-red));
  background-repeat: no-repeat;
  background-size: 100% 3px;
  background-position: 0 100%;
  transition: color var(--dur) var(--ease);
}

.page-news .news-pinned__title a:hover,
.page-news .news-pinned__title a:focus-visible {
  color: var(--signal-cyan);
  outline: none;
}

.page-news .news-pinned__body {
  display: grid;
  gap: var(--space-s);
}

.page-news .news-pinned__text p {
  margin: 0 0 0.9rem;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--paper-88);
}

.page-news .news-pinned__note {
  margin: 0 !important;
  padding: 0.6rem 0.8rem;
  border-left: 2px solid var(--alert-orange);
  background: rgba(255, 138, 61, 0.08);
  font-size: 0.875rem !important;
  line-height: 1.7 !important;
  color: var(--paper-72) !important;
}

/* 配图 */
.page-news .news-figure {
  margin: 0;
  border: var(--news-rule);
  background: var(--pitch-deep);
}

.page-news .news-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-news .news-figure figcaption {
  padding: 0.6rem 0.8rem;
  border-top: var(--news-rule);
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--chalk-grey);
}

/* 普通条目 */
.page-news .news-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 2.5rem;
  gap: var(--space-s);
  padding: var(--space-m) 0;
  border-bottom: var(--news-rule);
  transition: transform var(--dur) var(--ease);
}

.page-news .news-item:hover,
.page-news .news-item:focus-within {
  transform: translateY(-2px);
}

.page-news .news-item__main {
  min-width: 0;
}

.page-news .news-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.75rem;
  margin: 0;
  font-size: 0.8125rem;
}

.page-news .news-item__when {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: var(--chalk-grey);
}

.page-news .news-item__title {
  margin: 0.45rem 0 0.5rem;
  font-family: var(--font-display);
  font-size: clamp(1.125rem, 3.2vw, 1.5rem);
  font-weight: 600;
  line-height: 1.28;
  letter-spacing: -0.01em;
}

.page-news .news-item__title a {
  color: var(--paper-white);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-news .news-item__title a:hover,
.page-news .news-item__title a:focus-visible {
  color: var(--signal-cyan);
  outline: none;
}

.page-news .news-item__excerpt {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.72;
  color: var(--paper-72);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.page-news .news-item__tail {
  align-self: stretch;
  padding-left: 0.55rem;
  border-left: var(--news-rule);
  text-align: right;
}

.page-news .news-item__tail .num {
  font-size: 0.75rem;
  color: var(--chalk-grey);
}

/* 列表中的插图 */
.page-news .news-break {
  margin: 0;
  border: var(--news-rule);
  background: var(--pitch-deep);
}

.page-news .news-break img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-news .news-break figcaption {
  padding: 0.6rem 0.8rem;
  border-top: var(--news-rule);
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--chalk-grey);
}

/* ---------- 周报档案 ---------- */
.page-news .news-archive {
  margin-top: var(--space-l);
  padding-top: var(--space-m);
  background: var(--pitch-deep);
  border: var(--news-rule);
  padding-left: var(--space-s);
  padding-right: var(--space-s);
  padding-bottom: var(--space-s);
}

.page-news .news-archive__group {
  border-top: var(--news-rule);
}

.page-news .news-archive__group:last-of-type {
  border-bottom: var(--news-rule);
}

.page-news .news-archive__summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto 1.2rem;
  gap: 0.35rem 0.85rem;
  align-items: baseline;
  padding: var(--space-s) 0;
  cursor: pointer;
  list-style: none;
}

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

.page-news .news-archive__summary:focus-visible {
  outline: 2px solid var(--signal-cyan);
  outline-offset: 2px;
}

.page-news .news-archive__stage {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--paper-white);
}

.page-news .news-archive__range {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--signal-cyan);
}

.page-news .news-archive__count {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--chalk-grey);
}

.page-news .news-archive__mark {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1;
  color: var(--alert-orange);
  text-align: right;
}

.page-news .news-archive__mark::before {
  content: "+";
}

.page-news .news-archive__group[open] .news-archive__mark::before {
  content: "−";
}

.page-news .news-archive__list {
  display: grid;
  gap: 0.45rem;
  margin: 0;
  padding: 0 0 var(--space-s);
  list-style: none;
}

.page-news .news-archive__list li {
  display: grid;
  grid-template-columns: 1.8rem minmax(0, 1fr);
  gap: 0.6rem;
  padding: 0.35rem 0;
  border-top: 1px dashed rgba(37, 56, 50, 0.9);
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--paper-72);
}

.page-news .news-archive__issue {
  font-size: 0.7rem;
  color: var(--brocade-red-lite);
}

/* ---------- 投稿与线索 ---------- */
.page-news .news-submit {
  margin-top: var(--space-l);
  border: var(--news-rule);
  background: var(--jewel-indigo);
}

.page-news .news-submit__inner {
  padding: var(--space-m) var(--space-s);
}

.page-news .news-submit__title {
  margin: 0 0 var(--space-s);
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4.5vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.page-news .news-submit__lede {
  margin: 0 0 var(--space-m);
  max-width: 46em;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--paper-88);
}

.page-news .news-submit__list {
  display: grid;
  gap: 0;
  margin: 0 0 var(--space-s);
  padding: 0;
  list-style: none;
}

.page-news .news-submit__list li {
  display: grid;
  gap: 0.25rem;
  padding: 0.7rem 0;
  border-top: 1px solid rgba(242, 239, 231, 0.16);
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--paper-72);
}

.page-news .news-submit__key {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--signal-cyan);
}

.page-news .news-submit__note {
  margin: 0 0 var(--space-m);
  font-size: 0.8125rem;
  line-height: 1.75;
  color: var(--chalk-grey);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-news .news-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
    gap: var(--space-m) var(--space-l);
  }

  .page-news .news-pinned__body {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: var(--space-m);
    align-items: start;
  }

  .page-news .news-submit__list li {
    grid-template-columns: 7rem minmax(0, 1fr);
    gap: 0.9rem;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-news .news-ledger {
    grid-template-columns: var(--news-rail-w) minmax(0, 1fr);
    gap: var(--space-l);
    align-items: start;
  }

  .page-news .news-rail {
    position: sticky;
    top: 5.5rem;
  }

  .page-news .news-rail__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0.15rem;
  }

  .page-news .news-item {
    grid-template-columns: minmax(0, 1fr) 3rem;
  }

  .page-news .news-archive {
    padding-left: var(--space-m);
    padding-right: var(--space-m);
  }

  .page-news .news-submit__inner {
    padding: var(--space-m) var(--space-m);
  }
}

@media (min-width: 1100px) {
  .page-news .news-hero {
    gap: var(--space-m) 5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-item,
  .page-news .news-rail__link,
  .page-news .news-item__title a,
  .page-news .news-pinned__title a {
    transition: none;
  }

  .page-news .news-item:hover,
  .page-news .news-item:focus-within {
    transform: none;
  }
}