.page-news {
  --news-rail-w: 9rem;
  overflow-x: clip;
  padding-block: clamp(0.5rem, 2vw, 1.2rem) 0;
}

/* ---------- 首屏声明 ---------- */
.page-news .news-head {
  padding-block: clamp(1.4rem, 4vw, 2.6rem) clamp(2rem, 5vw, 3.4rem);
  border-bottom: 1px solid var(--line);
}
.page-news .news-head .section-label {
  color: var(--gold);
  display: block;
  margin: 0;
}
.page-news .news-head__title {
  margin: 0.7rem 0 1.2rem;
  max-width: 15em;
  font-size: clamp(2.1rem, 6.2vw, 4.2rem);
  font-weight: 300;
  line-height: 1.08;
  letter-spacing: -0.015em;
  color: var(--cloud);
}
.page-news .news-head__lede {
  margin: 0 0 1.7rem;
  max-width: 34em;
  font-size: var(--step-17);
  line-height: 1.75;
  color: var(--mist);
}
.page-news .news-head__meta {
  list-style: none;
  margin: 0;
  padding: 0 0 0 1rem;
  display: grid;
  gap: 0.55rem;
  border-left: 2px solid var(--gold);
}
.page-news .news-head__meta li {
  font-size: var(--step-14);
  color: var(--cloud);
}
.page-news .news-head__meta .index-latin {
  color: var(--gold);
  margin-right: 0.7em;
}

/* ---------- 通用小节标题 ---------- */
.page-news .section-head {
  margin-bottom: clamp(1.2rem, 3vw, 1.9rem);
}
.page-news .section-head .section-label {
  display: block;
  color: var(--gold);
  margin: 0 0 0.5rem;
}
.page-news .section-head .heading {
  margin: 0 0 0.6rem;
  font-size: clamp(1.4rem, 3.2vw, 2rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.25;
  color: var(--cloud);
}
.page-news .section-head__note {
  margin: 0;
  max-width: 34em;
  font-size: var(--step-14);
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 四类栏目 ---------- */
.page-news .news-cats {
  margin-block: clamp(2.4rem, 6vw, 4rem);
}
.page-news .cat-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.page-news .cat {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  padding: clamp(1.1rem, 2.5vw, 1.5rem);
  background: var(--ink-1);
}
.page-news .cat__badge {
  align-self: flex-start;
  padding: 0.22em 0.72em;
  border: 1px solid transparent;
  font-size: var(--step-12);
  line-height: 1.6;
  letter-spacing: 0.14em;
  color: var(--ink-0);
  background: var(--cloud);
}
.page-news .cat__badge--upkeep {
  background: var(--copper);
  border-color: var(--copper);
  color: var(--cloud);
}
.page-news .cat__badge--guide {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink-0);
}
.page-news .cat__badge--resource {
  background: var(--teal-deep);
  border-color: var(--teal-deep);
  color: var(--cloud);
}
.page-news .cat__badge--feature {
  background: transparent;
  border-color: var(--gold);
  color: var(--gold);
}
.page-news .cat__title {
  margin: 0;
  font-size: 1rem;
  font-weight: 800;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--cloud);
}
.page-news .cat__text {
  margin: 0;
  font-size: var(--step-14);
  line-height: 1.7;
  color: var(--mist);
}
.page-news .news-cats__figure {
  margin: clamp(1.2rem, 3vw, 1.8rem) 0 0;
}
.page-news .news-cats__figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  object-fit: cover;
}
.page-news .news-cats__figure figcaption {
  margin-top: 0.6rem;
  font-size: var(--step-12);
  letter-spacing: 0.04em;
  color: var(--mist);
}

/* ---------- 置顶维护记录 ---------- */
.page-news .news-pinned {
  margin-block: clamp(2.4rem, 6vw, 4rem);
  border: 1px solid var(--line);
  background: var(--ink-1);
}
.page-news .pinned-band {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.6rem 1rem;
  padding: 0.6rem clamp(1rem, 2.5vw, 1.6rem);
  background: var(--copper);
  color: var(--cloud);
  font-size: var(--step-12);
  letter-spacing: 0.16em;
}
.page-news .pinned-band__ver {
  color: var(--cloud);
  letter-spacing: 0.18em;
}
.page-news .pinned-body {
  display: grid;
  gap: clamp(1.2rem, 3vw, 2.2rem);
  padding: clamp(1.2rem, 3vw, 2.2rem);
}
.page-news .pinned-text__title {
  margin: 0 0 0.85rem;
  font-size: clamp(1.5rem, 3.6vw, 2.3rem);
  font-weight: 900;
  line-height: 1.22;
  letter-spacing: -0.02em;
  color: var(--cloud);
}
.page-news .pinned-text__lede {
  margin: 0 0 1.1rem;
  max-width: 34em;
  font-size: var(--step-17);
  line-height: 1.75;
  color: var(--cloud);
  opacity: 0.86;
}
.page-news .pinned-details {
  border-top: 1px solid var(--line);
  padding-top: 0.9rem;
}
.page-news .pinned-details summary {
  cursor: pointer;
  list-style: none;
  color: var(--gold);
  font-size: var(--step-14);
  letter-spacing: 0.06em;
}
.page-news .pinned-details summary::-webkit-details-marker {
  display: none;
}
.page-news .pinned-details summary::before {
  content: "＋";
  display: inline-block;
  margin-right: 0.5em;
  color: var(--gold);
}
.page-news .pinned-details[open] summary::before {
  content: "－";
}
.page-news .pinned-details__body {
  padding-top: 0.9rem;
  max-width: 40em;
  font-size: var(--step-14);
  line-height: 1.8;
  color: var(--mist);
}
.page-news .pinned-details__body p {
  margin: 0 0 0.9rem;
}
.page-news .pinned-details__body a {
  color: var(--gold-hi);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-news .pinned-list {
  list-style: none;
  margin: 0 0 0.9rem;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}
.page-news .pinned-list li {
  position: relative;
  padding-left: 1.2rem;
}
.page-news .pinned-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 7px;
  height: 1px;
  background: var(--gold);
}
.page-news .pinned-figure {
  margin: 0;
}
.page-news .pinned-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  object-fit: cover;
}
.page-news .pinned-figure figcaption {
  margin-top: 0.6rem;
  font-size: var(--step-12);
  letter-spacing: 0.04em;
  color: var(--mist);
}

/* ---------- 条目列表 ---------- */
.page-news .news-list {
  margin-block: clamp(2.4rem, 6vw, 4rem);
}
.page-news .entries {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}
.page-news .entry {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.45rem;
  padding: 1rem 0 1.05rem 1rem;
  border-bottom: 1px solid var(--line);
}
.page-news .entry::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--gold);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform 0.35s var(--ease);
}
.page-news .entry:hover::before,
.page-news .entry:focus-within::before {
  transform: scaleY(1);
}
.page-news .entry__rail {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.4rem 0.7rem;
}
.page-news .entry__time {
  font-size: var(--step-12);
  letter-spacing: 0.14em;
  color: var(--mist);
}
.page-news .entry__tag {
  padding: 0.14em 0.6em;
  border: 1px solid currentColor;
  font-size: var(--step-12);
  line-height: 1.6;
  letter-spacing: 0.12em;
  color: var(--gold);
}
.page-news .entry__tag--upkeep {
  background: var(--copper);
  border-color: var(--copper);
  color: var(--cloud);
}
.page-news .entry__tag--guide {
  background: transparent;
  border-color: var(--gold);
  color: var(--gold);
}
.page-news .entry__tag--resource {
  background: var(--teal-deep);
  border-color: var(--teal-deep);
  color: var(--cloud);
}
.page-news .entry__tag--feature {
  background: transparent;
  border-color: var(--line);
  color: var(--mist);
}
.page-news .entry__ver {
  font-size: var(--step-12);
  color: var(--mist);
}
.page-news .entry__title {
  margin: 0 0 0.3rem;
  font-size: var(--step-17);
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--cloud);
}
.page-news .entry__sum {
  margin: 0;
  max-width: 44em;
  font-size: var(--step-14);
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 三个常设专题 ---------- */
.page-news .news-topics {
  margin-block: clamp(2.4rem, 6vw, 4rem);
}
.page-news .topics-figure {
  margin: 0 0 clamp(1.2rem, 3vw, 1.8rem);
}
.page-news .topics-figure img {
  display: block;
  width: 100%;
  height: clamp(180px, 28vw, 340px);
  border: 1px solid var(--line);
  object-fit: cover;
}
.page-news .topic-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.page-news .topic {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding: clamp(1.2rem, 2.6vw, 1.7rem);
  background: var(--ink-0);
}
.page-news .topic:nth-child(1) {
  border-top: 2px solid var(--gold);
}
.page-news .topic:nth-child(2) {
  border-top: 2px solid var(--teal-deep);
}
.page-news .topic:nth-child(3) {
  border-top: 2px solid var(--copper);
}
.page-news .topic__num {
  margin: 0;
  color: var(--gold);
  letter-spacing: 0.18em;
}
.page-news .topic__title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--cloud);
}
.page-news .topic__text {
  margin: 0;
  font-size: var(--step-14);
  line-height: 1.75;
  color: var(--mist);
}
.page-news .topic__link {
  margin-top: auto;
  padding-top: 0.8rem;
  border-top: 1px solid var(--line);
  font-size: var(--step-14);
  color: var(--gold-hi);
  text-decoration: none;
}
.page-news .topic__link:hover {
  color: var(--cloud);
}

/* ---------- 更新节奏 ---------- */
.page-news .news-cadence {
  position: relative;
  overflow: hidden;
  margin-block: clamp(2.4rem, 6vw, 4rem);
  border: 1px solid var(--line);
  background: var(--ink-1);
}
.page-news .news-cadence__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.22;
  pointer-events: none;
}
.page-news .news-cadence__inner {
  position: relative;
  padding: clamp(1.4rem, 4vw, 2.8rem);
}
.page-news .news-cadence__inner .section-label {
  display: block;
  color: var(--gold);
  margin: 0 0 0.5rem;
}
.page-news .news-cadence__title {
  margin: 0 0 clamp(1.2rem, 3vw, 2rem);
  font-size: clamp(1.4rem, 3.4vw, 2rem);
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--cloud);
}
.page-news .cadence-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(1rem, 2.5vw, 1.6rem);
}
.page-news .cadence-list__item {
  display: grid;
  grid-template-columns: 2.2rem minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}
.page-news .cadence-list__item:first-child {
  padding-top: 0;
  border-top: none;
}
.page-news .cadence-list__num {
  color: var(--gold);
  letter-spacing: 0.14em;
}
.page-news .cadence-list__title {
  margin: 0 0 0.35rem;
  font-size: var(--step-17);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--cloud);
}
.page-news .cadence-list__item p {
  margin: 0;
  max-width: 40em;
  font-size: var(--step-14);
  line-height: 1.75;
  color: var(--mist);
}
.page-news .cadence-list__item a {
  color: var(--gold-hi);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 收束 ---------- */
.page-news .news-closing {
  padding-block: clamp(2.4rem, 6vw, 4rem) clamp(4rem, 12vh, 8rem);
}
.page-news .news-closing__text {
  margin: 1.2rem 0 2rem;
  max-width: 34em;
  font-size: var(--step-14);
  line-height: 1.8;
  color: var(--mist);
}
.page-news .news-closing__text a {
  color: var(--gold-hi);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-news .news-closing__stamp {
  margin: 0;
  color: var(--mist);
  letter-spacing: 0.18em;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-news .cat-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-news .news-head__meta {
    grid-template-columns: repeat(3, auto);
    justify-content: start;
    column-gap: 2.5rem;
  }
}

@media (min-width: 820px) {
  .page-news .entry {
    grid-template-columns: var(--news-rail-w) minmax(0, 1fr);
    gap: clamp(1rem, 3vw, 2rem);
    align-items: start;
    padding-left: 1.2rem;
  }
  .page-news .entry__rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.45rem;
  }
  .page-news .topic-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 900px) {
  .page-news .pinned-body {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-news .cat-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}