.page-news {
  --news-rail-w: 220px;
  padding: 28px 0 88px;
}

.page-news .crumbs {
  margin-bottom: 26px;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  max-width: 880px;
}

.page-news .news-hero .display {
  margin: 14px 0 18px;
  font-size: clamp(30px, 6.4vw, 54px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--c-title);
}

.page-news .news-hero .lede {
  max-width: 720px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-text);
  margin: 0;
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* ---------- 图文容器 ---------- */
.page-news .news-figure {
  margin: 0;
  border-radius: var(--r-l);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--c-ink-2);
}

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

.page-news .news-figure--banner {
  margin-top: 40px;
}

.page-news .news-figure--banner img {
  aspect-ratio: 8 / 3;
}

.page-news .news-figure--entry img {
  aspect-ratio: 10 / 7;
  max-height: 340px;
}

.page-news .news-figure--axis img {
  aspect-ratio: 14 / 5;
}

.page-news .news-figure--series img {
  aspect-ratio: 3 / 2;
  max-height: 360px;
}

/* ---------- 主体布局 ---------- */
.page-news .news-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
  margin-top: 56px;
}

.page-news .news-rail {
  display: grid;
  gap: 26px;
  align-content: start;
}

.page-news .rail-block {
  padding: 16px 16px 18px;
  border-radius: var(--r-m);
  background: var(--c-glass-deep);
  border: 1px solid var(--line-soft);
}

.page-news .rail-block .label {
  display: block;
  margin-bottom: 12px;
}

.page-news .rail-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-news .rail-link {
  display: block;
  padding: 8px 10px 8px 12px;
  border-left: 2px solid var(--line-soft);
  font-size: 14px;
  line-height: 1.5;
  color: var(--c-text);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-news .rail-link:hover {
  color: var(--c-title);
  border-left-color: var(--c-teal-soft);
  background: rgba(47, 212, 198, 0.06);
}

.page-news .rail-link.is-current {
  color: var(--c-teal-soft);
  border-left-color: var(--c-teal);
  background: rgba(47, 212, 198, 0.09);
}

.page-news .tag-cloud {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* ---------- 标签 ---------- */
.page-news .tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: 0.14em;
  line-height: 1.6;
  border: 1px solid var(--line);
  color: var(--c-teal-soft);
  white-space: nowrap;
}

.page-news .tag--new {
  color: var(--c-teal-soft);
  border-color: rgba(47, 212, 198, 0.42);
  background: rgba(47, 212, 198, 0.1);
}

.page-news .tag--edit {
  color: var(--c-gold-soft);
  border-color: rgba(231, 183, 94, 0.42);
  background: rgba(231, 183, 94, 0.1);
}

.page-news .tag--merge {
  color: var(--c-title);
  border-color: var(--line-soft);
  background: rgba(18, 41, 74, 0.7);
}

.page-news .tag--cat {
  color: var(--c-text);
  border-color: var(--line-soft);
  background: rgba(18, 41, 74, 0.5);
}

/* ---------- 章节 ---------- */
.page-news .news-sec {
  margin-bottom: 76px;
}

.page-news .news-sec:last-child {
  margin-bottom: 0;
}

.page-news .sec-head {
  display: grid;
  gap: 6px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 28px;
}

.page-news .sec-head .chapter-num {
  display: block;
  font-size: 34px;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--c-gold);
  font-family: var(--font-mono);
}

.page-news .sec-head .h2 {
  margin: 0;
  font-size: clamp(22px, 3.6vw, 32px);
  line-height: 1.3;
  color: var(--c-title);
}

.page-news .sec-head__note {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--c-gold-soft);
}

.page-news .news-sec__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 28px 0 0;
}

/* ---------- 条目列表 ---------- */
.page-news .entry-list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
}

.page-news .entry {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  padding: 24px 14px 24px 12px;
  border-top: 1px solid var(--line-soft);
  border-left: 3px solid transparent;
  transition: background var(--dur) var(--ease), border-left-color var(--dur) var(--ease);
}

.page-news .entry:hover {
  background: rgba(26, 54, 92, 0.32);
  border-left-color: var(--c-teal-soft);
}

.page-news .entry--current {
  border-left-color: var(--c-teal);
  background: linear-gradient(90deg, rgba(47, 212, 198, 0.1), rgba(47, 212, 198, 0) 72%);
}

.page-news .entry__num {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: 0.02em;
  color: var(--c-gold);
}

.page-news .entry__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
}

.page-news .entry__count {
  color: var(--c-text);
  letter-spacing: 0.12em;
}

.page-news .entry__title {
  margin: 10px 0 8px;
  font-size: 18px;
  line-height: 1.5;
  color: var(--c-title);
}

.page-news .entry__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--c-text);
}

.page-news .entry__more {
  margin-top: 12px;
}

.page-news .entry__more summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 0;
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--c-teal-soft);
  cursor: pointer;
  list-style: none;
  transition: color var(--dur) var(--ease);
}

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

.page-news .entry__more summary::before {
  content: "+";
  font-family: var(--font-mono);
  color: var(--c-gold);
}

.page-news .entry__more[open] summary::before {
  content: "−";
}

.page-news .entry__more summary:hover {
  color: var(--c-title);
}

.page-news .entry__codes {
  margin: 8px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--line);
  font-size: 13px;
  line-height: 1.75;
  color: var(--c-text);
}

/* ---------- 版本记录 ---------- */
.page-news .ver-grid {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-news .ver {
  position: relative;
  padding: 22px 20px 20px;
  border-radius: var(--r-m);
  background: var(--c-glass-deep);
  border: 1px solid var(--line-soft);
  border-top: 2px solid rgba(231, 183, 94, 0.4);
}

.page-news .ver--now {
  border-color: rgba(47, 212, 198, 0.44);
  border-top-color: var(--c-teal);
  background: linear-gradient(180deg, rgba(47, 212, 198, 0.09), rgba(10, 27, 51, 0.72));
}

.page-news .ver__no {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--c-gold-soft);
}

.page-news .ver--now .ver__no {
  color: var(--c-teal-soft);
}

.page-news .ver__title {
  margin: 0 0 8px;
  font-size: 17px;
  line-height: 1.5;
  color: var(--c-title);
}

.page-news .ver__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-text);
}

/* ---------- 排查指引更新 ---------- */
.page-news .upd-list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-news .upd {
  padding: 18px 18px 18px 20px;
  border-radius: var(--r-m);
  background: var(--c-card);
  border-left: 3px solid var(--c-gold);
}

.page-news .upd__dir {
  display: block;
  margin-bottom: 8px;
  color: var(--c-gold-soft);
}

.page-news .upd p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--c-text);
}

/* ---------- 权益资料批次 ---------- */
.page-news .batch-list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line-soft);
  border-radius: var(--r-m);
  overflow: hidden;
}

.page-news .batch {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  align-items: baseline;
  gap: 12px;
  padding: 18px 20px;
  background: var(--c-ink-2);
}

.page-news .batch__count {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  color: var(--c-gold-soft);
}

.page-news .batch__name {
  font-size: 16px;
  color: var(--c-title);
}

.page-news .batch__note {
  grid-column: 2 / 3;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-text);
}

/* ---------- 专题系列 ---------- */
.page-news .series-grid {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-news .series {
  padding: 22px 20px 20px;
  border-radius: var(--r-m);
  background: var(--c-card);
  border: 1px solid var(--line-soft);
  border-top: 2px solid rgba(47, 212, 198, 0.35);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .series:hover {
  transform: translateY(-2px);
  border-color: rgba(47, 212, 198, 0.5);
}

.page-news .series__title {
  margin: 0 0 10px;
  font-size: 18px;
  line-height: 1.4;
  color: var(--c-title);
}

.page-news .series__desc {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--c-text);
}

.page-news .series__meta {
  margin: 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line-soft);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--c-teal-soft);
  opacity: 0.7;
  transition: opacity var(--dur) var(--ease);
}

.page-news .series:hover .series__meta {
  opacity: 1;
}

/* ---------- 标签说明 ---------- */
.page-news .legend-list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-news .legend {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 16px 18px;
  border-radius: var(--r-m);
  background: var(--c-glass-deep);
  border: 1px solid var(--line-soft);
}

.page-news .legend p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-text);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 720px) {
  .page-news .ver-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-news .batch {
    grid-template-columns: 64px minmax(0, 1fr) minmax(0, 1.4fr);
    align-items: center;
  }

  .page-news .batch__note {
    grid-column: 3 / 4;
  }

  .page-news .legend {
    grid-template-columns: 120px minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 1040px) {
  .page-news .news-layout {
    grid-template-columns: var(--news-rail-w) minmax(0, 1fr);
    gap: 64px;
    align-items: start;
  }

  .page-news .news-rail {
    position: sticky;
    top: 104px;
    max-height: calc(100vh - 132px);
    overflow-y: auto;
  }

  .page-news .entry {
    grid-template-columns: 64px minmax(0, 1fr);
    gap: 20px;
    padding: 28px 22px 28px 16px;
  }

  .page-news .entry__num {
    font-size: 30px;
  }

  .page-news .entry__title {
    font-size: 20px;
  }
}