.page-news {
  --news-rail-gap: 18px;
  --news-figure-shadow: 6px 6px 0 var(--c-ink);
  display: block;
  background: var(--c-stone);
  color: var(--c-ink);
}

/* ============ 面包屑 ============ */
.page-news .breadcrumb {
  padding-top: 16px;
  padding-bottom: 8px;
}

/* ============ 首屏 ============ */
.page-news .news-hero {
  position: relative;
  padding: 12px 0 46px;
  background:
    linear-gradient(180deg, rgba(11, 95, 165, 0.12), rgba(11, 95, 165, 0) 48%),
    var(--c-stone);
  border-bottom: var(--line) solid var(--c-ink);
  overflow: hidden;
}

.page-news .news-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-news .news-hero__kicker {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--c-wine);
  margin: 0 0 6px;
}

.page-news .news-hero__title {
  margin: 0 0 16px;
  font-size: clamp(2.05rem, 8.6vw, 4.6rem);
  font-weight: 900;
  line-height: 0.98;
  letter-spacing: -0.02em;
  max-width: 15em;
}

.page-news .news-hero__lede {
  margin: 0 0 20px;
  max-width: 44em;
  font-size: clamp(0.98rem, 2.7vw, 1.12rem);
  line-height: 1.7;
  color: var(--c-deep);
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news .news-hero__rail {
  border: var(--line) solid var(--c-ink);
  background: var(--c-snow);
  box-shadow: 6px 6px 0 var(--c-teal);
}

.page-news .news-hero__stat {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--c-mist);
}

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

.page-news .news-hero__stat-label {
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: #5b6670;
}

.page-news .news-hero__stat-value {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.32rem;
  letter-spacing: -0.01em;
  color: var(--c-lake);
  white-space: nowrap;
}

.page-news .news-hero__spine {
  display: none;
  writing-mode: vertical-rl;
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.72rem;
  letter-spacing: 0.34em;
  color: var(--c-teal);
  margin: 0;
}

.page-news .news-hero__media {
  margin-top: 30px;
}

.page-news .news-hero__media .media-frame {
  border: var(--line) solid var(--c-ink);
  box-shadow: 6px 6px 0 var(--c-deep);
}

/* ============ 最新动态 ============ */
.page-news .news-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 4px 0 24px;
}

.page-news .news-feed {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-rail-gap);
}

.page-news .news-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px;
  background: var(--c-snow);
  border: var(--line) solid var(--c-ink);
}

.page-news .news-card .card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.page-news .news-card .card__title {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 800;
  line-height: 1.42;
  color: var(--c-ink);
}

.page-news .news-card .card__body {
  flex: 1 1 auto;
}

.page-news .news-card .card__body p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.68;
  color: #3d4650;
}

.page-news .news-card__time {
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--c-wine);
}

.page-news .news-card .tag {
  font-family: inherit;
  cursor: pointer;
  border-width: 2px;
}

.page-news .news-card__foot {
  margin: 0;
  padding-top: 10px;
  border-top: 1px dashed var(--c-mist);
}

.page-news .news-card__more {
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--c-lake);
  text-decoration: none;
  border-bottom: 2px solid var(--c-sand);
  padding-bottom: 2px;
}

.page-news .news-card__more:hover,
.page-news .news-card__more:focus-visible {
  color: var(--c-deep);
  border-bottom-color: var(--c-lake);
}

/* ============ 往期归档 ============ */
.page-news .news-archive-sec {
  background: var(--c-deep);
  color: var(--c-snow);
}

.page-news .news-archive-sec .section-head__index {
  color: var(--c-sand);
}

.page-news .news-archive-sec .section-head__title {
  color: var(--c-snow);
}

.page-news .news-archive-sec .section-head__note {
  color: #b9c9d2;
}

.page-news .news-archive__figure {
  margin: 0 0 30px;
  border: var(--line) solid var(--c-sand);
  box-shadow: 6px 6px 0 rgba(217, 164, 65, 0.45);
}

.page-news .news-archive__figure .media-frame__caption {
  background: var(--c-wine);
  color: var(--c-stone);
}

.page-news .news-timeline {
  position: relative;
  padding-left: 34px;
  background: transparent;
  border: 0;
}

.page-news .news-timeline::before {
  content: "";
  position: absolute;
  left: 11px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: repeating-linear-gradient(180deg, var(--c-sand) 0 9px, transparent 9px 18px);
}

.page-news .news-timeline .accordion__item {
  position: relative;
  background: rgba(244, 241, 234, 0.06);
  border: var(--line) solid rgba(244, 241, 234, 0.3);
  margin-bottom: 12px;
  transition: background 180ms var(--ease), transform 180ms var(--ease);
}

.page-news .news-timeline .accordion__item::before {
  content: "";
  position: absolute;
  left: -28px;
  top: 22px;
  width: 12px;
  height: 12px;
  background: var(--c-wine);
  border: 2px solid var(--c-sand);
  transition: transform 180ms var(--ease);
}

.page-news .news-timeline .accordion__item:hover {
  background: rgba(244, 241, 234, 0.12);
}

.page-news .news-timeline .accordion__item:hover::before,
.page-news .news-timeline .accordion__item:focus-within::before {
  transform: scale(1.3);
}

.page-news .news-tl__head {
  margin: 0;
  font-size: 1rem;
}

.page-news .news-tl__trigger {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 15px 16px;
  background: transparent;
  border: 0;
  color: inherit;
  font-family: inherit;
  font-size: 1rem;
  text-align: left;
  cursor: pointer;
}

.page-news .news-tl__ver {
  flex: none;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.94rem;
  color: var(--c-ink);
  background: var(--c-sand);
  padding: 3px 9px;
}

.page-news .news-tl__name {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.44;
  color: var(--c-snow);
}

.page-news .news-tl__tag {
  flex: none;
}

.page-news .news-tl__mark {
  flex: none;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--c-sand);
}

.page-news .news-tl__panel {
  padding: 14px 16px 18px;
  border-top: 1px dashed rgba(244, 241, 234, 0.28);
}

.page-news .news-tl__panel[hidden] {
  display: none;
}

.page-news .news-tl__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-news .news-tl__list li {
  display: flex;
  gap: 9px;
  font-size: 0.92rem;
  line-height: 1.62;
  color: #cfdde4;
}

.page-news .news-tl__list li::before {
  content: "▸";
  flex: none;
  color: var(--c-sand);
}

.page-news .news-tl__meta {
  margin: 14px 0 0;
  font-size: 0.84rem;
  color: #9fb6c1;
}

.page-news .news-tl__meta .mono {
  color: var(--c-sand);
  margin-right: 6px;
}

.page-news .news-archive__tail {
  margin: 22px 0 0;
  padding-left: 34px;
  font-size: 0.86rem;
  line-height: 1.7;
  color: #9fb6c1;
}

/* ============ 版本对照 ============ */
.page-news .news-diff {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  margin-bottom: 16px;
}

.page-news .news-diff__cell {
  border: var(--line) solid var(--c-ink);
  background: var(--c-snow);
  padding: 16px;
}

.page-news .news-diff__cell--from {
  box-shadow: 6px 6px 0 var(--c-mist);
}

.page-news .news-diff__cell--to {
  box-shadow: 6px 6px 0 var(--c-sand);
}

.page-news .news-diff__ver {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.16rem;
  color: var(--c-wine);
}

.page-news .news-diff__cell--to .news-diff__ver {
  color: var(--c-lake);
}

.page-news .news-diff__text {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.66;
  color: #3d4650;
}

.page-news .news-diff__arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--c-wine);
}

.page-news .news-diff__figure {
  margin: 26px 0 0;
  border: var(--line) solid var(--c-ink);
  box-shadow: var(--news-figure-shadow);
}

/* ============ 专题系列 ============ */
.page-news .news-topics__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-rail-gap);
}

.page-news .news-topic {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px;
  background: var(--c-snow);
  border: var(--line) solid var(--c-ink);
}

.page-news .news-topic__no {
  margin: 0;
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  color: var(--c-teal);
}

.page-news .news-topic .card__title {
  margin: 0;
  font-size: 1.14rem;
  font-weight: 800;
  color: var(--c-ink);
}

.page-news .news-topic__desc {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.66;
  color: #3d4650;
}

.page-news .news-topic__list {
  list-style: none;
  margin: auto 0 0;
  padding: 12px 0 0;
  border-top: 1px solid var(--c-mist);
  display: grid;
  gap: 7px;
}

.page-news .news-topic__list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--c-deep);
}

.page-news .news-topic__list .mono {
  font-size: 0.78rem;
  color: var(--c-wine);
}

.page-news .news-topics__figure {
  margin: 26px 0 0;
  border: var(--line) solid var(--c-ink);
  box-shadow: 6px 6px 0 var(--c-lake);
}

/* ============ 更新节奏 ============ */
.page-news .news-rhythm {
  background: var(--c-lake);
  color: var(--c-snow);
}

.page-news .news-rhythm__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-news .news-rhythm__index {
  color: var(--c-sand);
  margin: 0 0 8px;
}

.page-news .news-rhythm__title {
  margin: 0 0 14px;
  font-size: clamp(1.6rem, 5.4vw, 2.6rem);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.02em;
}

.page-news .news-rhythm__text {
  margin: 0 0 12px;
  max-width: 40em;
  font-size: 0.96rem;
  line-height: 1.72;
  color: #dbe9f3;
}

.page-news .news-rhythm__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 20px 0 0;
}

.page-news .news-rhythm__ghost {
  color: var(--c-snow);
  border-color: var(--c-snow);
}

.page-news .news-rhythm__cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 14px;
}

.page-news .news-rhythm__card {
  background: rgba(7, 59, 76, 0.4);
  border: var(--line) solid var(--c-sand);
  padding: 16px;
}

.page-news .news-rhythm__card-label {
  margin: 0 0 8px;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--c-sand);
}

.page-news .news-rhythm__card-value {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.5rem;
  line-height: 1.1;
  color: var(--c-snow);
}

.page-news .news-rhythm__card-note {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.6;
  color: #c6dbe8;
}

/* ============ 响应式 ============ */
@media (min-width: 640px) {
  .page-news .news-feed {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .news-topics__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-news .news-diff {
    grid-template-columns: minmax(0, 1fr) 48px minmax(0, 1fr);
    align-items: stretch;
  }

  .page-news .news-diff__arrow {
    font-size: 1.5rem;
  }

  .page-news .news-tl__trigger {
    padding: 16px 20px;
  }

  .page-news .news-tl__panel {
    padding: 16px 20px 20px;
  }
}

@media (min-width: 940px) {
  .page-news .news-hero {
    padding-top: 20px;
  }

  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 40px;
    align-items: start;
  }

  .page-news .news-hero__title {
    max-width: 13em;
  }

  .page-news .news-rhythm__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 40px;
    align-items: start;
  }
}

@media (min-width: 1100px) {
  .page-news .news-feed {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .news-feed .news-card:nth-child(3n + 2) {
    transform: translateY(18px);
  }

  .page-news .news-topics__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .news-archive__figure {
    margin-left: 34px;
  }
}

@media (min-width: 1240px) {
  .page-news .news-hero__spine {
    display: block;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-card,
  .page-news .news-timeline .accordion__item,
  .page-news .news-timeline .accordion__item::before {
    transition: none;
  }

  .page-news .news-feed .news-card:nth-child(3n + 2) {
    transform: none;
  }
}