.page-news {
  --news-pad: clamp(2.4rem, 6vw, 4.4rem);
  --news-ink-soft: rgba(33, 28, 24, .68);
  --news-paper-soft: rgba(246, 240, 228, .78);
  --news-top: 5.5rem;
}

/* 面包屑 */
.page-news .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem;
  margin: 0;
  padding: 1.1rem 0 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .05em;
  color: var(--news-ink-soft);
}
.page-news .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-inline-end: .35rem;
  color: var(--gold);
}
.page-news .breadcrumb__link {
  color: var(--cinnabar);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur);
}
.page-news .breadcrumb__link:hover,
.page-news .breadcrumb__link:focus-visible {
  border-bottom-color: var(--gold);
}

/* 首屏 */
.page-news .news-hero {
  padding-block: clamp(1.2rem, 3vw, 2rem) var(--news-pad);
}
.page-news .news-hero__grid {
  display: grid;
  gap: clamp(1.6rem, 4vw, 3rem);
  align-items: end;
}
.page-news .news-hero__title {
  margin: .7rem 0 1.1rem;
  color: var(--ink);
}
.page-news .news-hero__text {
  max-width: 36rem;
  margin: 0;
  font-size: clamp(1rem, 1.5vw, 1.06rem);
  line-height: 1.85;
  color: var(--news-ink-soft);
}
.page-news .news-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 1.1rem 2.2rem;
  margin: 1.8rem 0 0;
  padding: 1.1rem 0 0;
  list-style: none;
  border-top: 1px solid var(--line-gold);
}
.page-news .news-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3vw, 2rem);
  line-height: 1;
  color: var(--cinnabar);
}
.page-news .news-fact-label {
  display: block;
  margin-top: .4rem;
  font-size: .74rem;
  letter-spacing: .09em;
  color: var(--news-ink-soft);
}
.page-news .news-hero__hint {
  margin: 1rem 0 0;
  font-family: var(--font-mono);
  font-size: .78rem;
  line-height: 1.7;
  color: var(--gold);
}
.page-news .news-hero__figure {
  margin: 0;
  min-width: 0;
}
.page-news .news-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line-soft);
}

/* 章节索引 */
.page-news .news-chapters {
  display: flex;
  gap: .45rem;
  overflow-x: auto;
  margin-bottom: var(--news-pad);
  padding: 0 0 .9rem;
  border-bottom: 1px solid var(--line-soft);
  scrollbar-width: thin;
}
.page-news .news-chapters .chapter-nav__link {
  flex: 0 0 auto;
  padding: .45rem .8rem;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .05em;
  white-space: nowrap;
  text-decoration: none;
  color: var(--news-ink-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  transition: color var(--dur), border-color var(--dur), background-color var(--dur);
}
.page-news .news-chapters .chapter-nav__link:hover,
.page-news .news-chapters .chapter-nav__link:focus-visible {
  border-color: var(--line-gold);
  color: var(--cinnabar);
}
.page-news .news-chapters .chapter-nav__link.is-active {
  color: var(--paper);
  background: var(--cinnabar);
  border-color: var(--cinnabar);
}

/* 最新归档 */
.page-news .news-latest__grid {
  display: grid;
  gap: clamp(1.6rem, 4vw, 2.8rem);
  min-width: 0;
}
.page-news .news-latest__aside {
  display: grid;
  gap: 1.1rem;
  align-content: start;
  align-self: start;
  min-width: 0;
}
.page-news .news-latest__aside .index-num {
  color: var(--gold);
}
.page-news .news-aside-text {
  margin: 0;
  max-width: 34rem;
  font-size: .95rem;
  line-height: 1.85;
  color: var(--news-ink-soft);
}
.page-news .news-aside-figure {
  margin: .4rem 0 0;
}
.page-news .news-aside-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line-soft);
}

.page-news .news-timeline {
  display: grid;
  gap: .85rem;
  margin: 0;
  padding: 0;
  list-style: none;
  min-width: 0;
}
.page-news .news-entry {
  position: relative;
  padding: 1.05rem 1.1rem 1.15rem;
  background: var(--card);
  border: 1px solid var(--line-soft);
  box-shadow: var(--shadow-soft);
}
.page-news .news-entry::after {
  content: "";
  position: absolute;
  inset-block-start: 0;
  inset-inline-end: 0;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 0 14px 14px 0;
  border-color: transparent var(--paper) transparent transparent;
}
.page-news .news-entry__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .45rem .65rem;
}
.page-news .news-entry__no {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .08em;
  color: var(--cinnabar);
}
.page-news .news-entry__tag {
  padding: .18rem .5rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .1em;
  color: var(--cinnabar-deep);
  background: rgba(201, 154, 61, .12);
  border: 1px solid var(--line-gold);
}
.page-news .news-entry__time {
  margin-inline-start: auto;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .04em;
  color: var(--news-ink-soft);
}
.page-news .news-entry h3 {
  margin: .6rem 0 .45rem;
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 2vw, 1.24rem);
  line-height: 1.5;
  color: var(--ink);
}
.page-news .news-entry p {
  margin: 0 0 .6rem;
  font-size: .93rem;
  line-height: 1.82;
  color: var(--news-ink-soft);
}
.page-news .news-entry__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .6rem 1.1rem;
  margin-top: .35rem;
}
.page-news .news-entry__link {
  font-size: .86rem;
  color: var(--cinnabar);
  text-decoration: none;
  border-bottom: 1px solid var(--line-gold);
  transition: color var(--dur), border-color var(--dur);
}
.page-news .news-entry__link:hover,
.page-news .news-entry__link:focus-visible {
  color: var(--cinnabar-deep);
  border-bottom-color: var(--cinnabar);
}
.page-news .news-entry--feature {
  padding: 1.3rem 1.2rem 1.35rem;
  background: var(--paper-2);
  border-left: 3px solid var(--cinnabar);
}
.page-news .news-entry--feature h3 {
  font-size: clamp(1.15rem, 2.4vw, 1.5rem);
}
.page-news .news-entry--feature p:first-of-type {
  color: var(--ink);
}

/* 分类索引 */
.page-news .news-cats-section {
  background: var(--paper-2);
}
.page-news .news-cats-head {
  display: grid;
  gap: .7rem;
  margin-bottom: clamp(1.4rem, 3vw, 2.2rem);
}
.page-news .news-cats-intro {
  margin: 0;
  max-width: 40rem;
  font-size: .95rem;
  line-height: 1.85;
  color: var(--news-ink-soft);
}
.page-news .news-cats {
  display: grid;
  gap: .85rem;
}
.page-news .news-cat {
  display: block;
  padding: 1.05rem 1.1rem 1.15rem;
  text-decoration: none;
  color: inherit;
  background: var(--card);
  border: 1px solid var(--line-soft);
  transition: border-color var(--dur), transform var(--dur), box-shadow var(--dur);
}
.page-news .news-cat:hover,
.page-news .news-cat:focus-visible {
  border-color: var(--line-gold);
  box-shadow: var(--shadow-soft);
  transform: translateY(-2px);
}
.page-news .news-cat__no {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .12em;
  color: var(--gold);
}
.page-news .news-cat h3 {
  margin: .5rem 0 .4rem;
  font-family: var(--font-display);
  font-size: 1.14rem;
  color: var(--ink);
}
.page-news .news-cat p {
  margin: 0;
  font-size: .89rem;
  line-height: 1.78;
  color: var(--news-ink-soft);
}
.page-news .news-cat__go {
  display: inline-block;
  margin-top: .75rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  color: var(--cinnabar);
}

/* 专题序列 */
.page-news .news-series-head {
  display: grid;
  gap: .7rem;
  margin-bottom: clamp(1.4rem, 3vw, 2.2rem);
}
.page-news .news-series-intro {
  margin: 0;
  max-width: 40rem;
  font-size: .95rem;
  line-height: 1.85;
  color: var(--news-ink-soft);
}
.page-news .news-series {
  display: grid;
  gap: 1rem;
}
.page-news .news-series__item {
  background: var(--card);
  border: 1px solid var(--line-gold);
}
.page-news .news-series__summary {
  display: flex;
  flex-wrap: wrap;
  gap: .3rem .8rem;
  align-items: baseline;
  padding: 1.05rem 1.1rem;
  cursor: pointer;
  list-style: none;
}
.page-news .news-series__summary::-webkit-details-marker {
  display: none;
}
.page-news .news-series__summary::after {
  content: "展开";
  margin-inline-start: auto;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .1em;
  color: var(--sage);
}
.page-news .news-series__item[open] .news-series__summary::after {
  content: "收起";
  color: var(--cinnabar);
}
.page-news .news-series__label {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--gold);
}
.page-news .news-series__summary h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.14rem;
  color: var(--ink);
}
.page-news .news-series__body {
  padding: 0 1.1rem 1.15rem;
  border-top: 1px dashed var(--line-soft);
}
.page-news .news-series__body p {
  margin: .9rem 0 0;
  font-size: .9rem;
  line-height: 1.82;
  color: var(--news-ink-soft);
}
.page-news .news-series__list {
  display: grid;
  gap: 0;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}
.page-news .news-series__list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .7rem;
  padding-block: .55rem;
  font-size: .89rem;
  line-height: 1.7;
  color: var(--news-ink-soft);
  border-bottom: 1px solid var(--line-soft);
}
.page-news .news-seq {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .06em;
  color: var(--cinnabar);
}
.page-news .news-series__foot {
  margin-top: 1rem;
}

/* 归档节奏 */
.page-news .news-cadence {
  padding-block: clamp(2.2rem, 5vw, 3.4rem);
  background: var(--ink-green);
  color: var(--paper);
}
.page-news .news-cadence__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .14em;
  color: var(--gold-warm);
}
.page-news .news-cadence__title {
  margin: .7rem 0 .9rem;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.4vw, 2.4rem);
  line-height: 1.35;
  color: var(--paper);
}
.page-news .news-cadence__lead {
  margin: 0;
  max-width: 40rem;
  font-size: .95rem;
  line-height: 1.85;
  color: var(--news-paper-soft);
}
.page-news .news-cadence__grid {
  display: grid;
  gap: 1.2rem;
  margin-top: clamp(1.4rem, 3vw, 2.2rem);
}
.page-news .news-cadence__item {
  padding-top: .95rem;
  border-top: 1px solid var(--line-paper);
}
.page-news .news-cadence__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .14em;
  color: var(--gold-warm);
}
.page-news .news-cadence__item h3 {
  margin: .45rem 0 .35rem;
  font-family: var(--font-display);
  font-size: 1.08rem;
  color: var(--paper);
}
.page-news .news-cadence__item p {
  margin: 0;
  font-size: .89rem;
  line-height: 1.8;
  color: var(--news-paper-soft);
}

/* 下一步 */
.page-news .news-routes-head {
  display: grid;
  gap: .7rem;
  margin-bottom: clamp(1.4rem, 3vw, 2.2rem);
}
.page-news .news-routes-intro {
  margin: 0;
  max-width: 40rem;
  font-size: .95rem;
  line-height: 1.85;
  color: var(--news-ink-soft);
}
.page-news .news-routes {
  display: grid;
  gap: 1.1rem;
}
.page-news .news-route {
  display: grid;
  align-content: start;
  text-decoration: none;
  color: inherit;
  background: var(--card);
  border: 1px solid var(--line-soft);
  transition: border-color var(--dur), transform var(--dur);
}
.page-news .news-route:hover,
.page-news .news-route:focus-visible {
  border-color: var(--line-gold);
  transform: translateY(-2px);
}
.page-news .news-route img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-bottom: 1px solid var(--line-soft);
}
.page-news .news-route__body {
  padding: 1.05rem 1.1rem 1.2rem;
}
.page-news .news-route h3 {
  margin: 0 0 .45rem;
  font-family: var(--font-display);
  font-size: 1.14rem;
  color: var(--ink);
}
.page-news .news-route p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.8;
  color: var(--news-ink-soft);
}
.page-news .news-route__go {
  display: inline-block;
  margin-top: .8rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  color: var(--cinnabar);
}
.page-news .news-route--text {
  background: var(--paper-2);
  border-left: 3px solid var(--gold);
}
.page-news .news-routes__note {
  margin: clamp(1.4rem, 3vw, 2rem) 0 0;
  padding-top: 1rem;
  font-size: .88rem;
  line-height: 1.85;
  color: var(--news-ink-soft);
  border-top: 1px solid var(--line-soft);
}
.page-news .news-routes__note a {
  color: var(--cinnabar);
  text-decoration: none;
  border-bottom: 1px solid var(--line-gold);
}
.page-news .news-routes__note a:hover,
.page-news .news-routes__note a:focus-visible {
  border-bottom-color: var(--cinnabar);
}

/* 中屏 */
@media (min-width: 720px) {
  .page-news .news-cats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-news .news-cadence__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.4rem 2rem;
  }
  .page-news .news-routes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-news .news-route--text {
    grid-column: 1 / -1;
  }
  .page-news .news-series {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }
}

/* 桌面 */
@media (min-width: 980px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    gap: clamp(2rem, 4vw, 3.4rem);
  }
  .page-news .news-latest__grid {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.55fr);
    gap: clamp(2rem, 4vw, 3.2rem);
  }
  .page-news .news-latest__aside {
    position: sticky;
    top: var(--news-top);
  }
  .page-news .news-cats {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
  .page-news .news-cat:nth-child(1),
  .page-news .news-cat:nth-child(2) {
    grid-column: span 3;
  }
  .page-news .news-cat:nth-child(3),
  .page-news .news-cat:nth-child(4),
  .page-news .news-cat:nth-child(5) {
    grid-column: span 2;
  }
  .page-news .news-cadence__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-news .news-routes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-news .news-route--text {
    grid-column: auto;
  }
  .page-news .news-entry {
    padding: 1.15rem 1.35rem 1.25rem;
  }
  .page-news .news-entry--feature {
    padding: 1.5rem 1.6rem 1.6rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-cat,
  .page-news .news-route,
  .page-news .news-chapters .chapter-nav__link {
    transition: none;
  }
  .page-news .news-cat:hover,
  .page-news .news-route:hover {
    transform: none;
  }
}