.page-news {
  --news-rail: 168px;
  --news-soft: #C8D8D1;
  --news-line: rgba(47, 93, 80, 0.55);
  padding-top: 40px;
  padding-bottom: 96px;
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding: 24px 0 44px;
  border-bottom: 2px dashed var(--moss);
}

.page-news .news-hero__index {
  margin: 0 0 18px;
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-news .news-hero__title {
  margin: 0 0 22px;
  max-width: 18em;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(38px, 8.4vw, 84px);
  line-height: 1.06;
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-news .news-hero__title::after {
  content: "";
  display: block;
  width: 96px;
  height: 8px;
  margin-top: 22px;
  background: var(--amber);
}

.page-news .news-hero__lead {
  max-width: 56ch;
  margin: 0;
  font-size: 17px;
  line-height: 1.85;
  color: var(--news-soft);
}

.page-news .news-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .stat {
  border: var(--bd) solid var(--moss);
  background: var(--table-green);
  padding: 14px 16px;
}

.page-news .stat__k {
  display: block;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--sage);
}

.page-news .stat__v {
  display: block;
  margin-top: 8px;
  font-size: 19px;
  color: var(--amber-soft);
}

/* ---------- 区块通用 ---------- */
.page-news .news-block {
  padding: 56px 0 8px;
}

.page-news .news-block__lead {
  max-width: 62ch;
  margin: 0 0 28px;
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--news-soft);
}

/* ---------- 条目卡 ---------- */
.page-news .entry-stack {
  display: grid;
  gap: 22px;
}

.page-news .entry {
  border: var(--bd) solid var(--moss);
  background: var(--table-green);
  padding: 20px 20px 22px;
  box-shadow: var(--shadow-hard);
  transition: border-color 0.2s var(--ease);
}

.page-news .entry:hover,
.page-news .entry:focus-within {
  border-color: var(--amber);
}

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

.page-news .entry__no {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--sage);
}

.page-news .entry__title {
  margin: 16px 0 10px;
  font-family: var(--font-display);
  font-size: 22px;
  line-height: 1.4;
  color: var(--cream);
}

.page-news .entry__sum {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--news-soft);
}

.page-news .entry__meta {
  margin-top: 16px;
}

.page-news .entry__more {
  margin-top: 16px;
}

.page-news .entry__more > summary {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  cursor: pointer;
  list-style: none;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--amber);
}

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

.page-news .entry__more > summary::before {
  content: "+";
  display: inline-block;
  width: 18px;
  height: 18px;
  line-height: 16px;
  text-align: center;
  border: 1px solid currentColor;
  transition: transform 0.2s var(--ease), content 0.2s;
}

.page-news .entry__more[open] > summary::before {
  content: "\2212";
  transform: rotate(180deg);
}

.page-news .entry__body {
  margin-top: 14px;
  padding: 16px 18px;
  background: var(--paper);
  color: var(--ink);
  border-left: 5px solid var(--amber);
  font-size: 15.5px;
  line-height: 1.8;
}

.page-news .entry__body p {
  margin: 0 0 0.9em;
}

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

/* ---------- 影响范围标记 ---------- */
.page-news .scope {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px;
  border: 1px solid var(--moss);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--sage);
  cursor: help;
}

.page-news .scope__bars {
  display: inline-flex;
  gap: 3px;
}

.page-news .scope__bars i {
  display: block;
  width: 4px;
  height: 11px;
  background: var(--moss);
}

.page-news .scope--wide .scope__bars i {
  background: var(--saffron);
}

.page-news .scope--mid .scope__bars i:nth-child(-n + 2) {
  background: var(--amber);
}

.page-news .scope--narrow .scope__bars i:first-child {
  background: var(--prayer-blue);
}

.page-news .scope__tip {
  position: absolute;
  left: 0;
  bottom: calc(100% + 10px);
  width: 210px;
  padding: 9px 11px;
  background: var(--cream);
  color: var(--ink);
  border: var(--bd) solid var(--ink);
  font-size: 12.5px;
  line-height: 1.65;
  letter-spacing: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.15s var(--ease);
  z-index: 6;
}

.page-news .scope:hover .scope__tip,
.page-news .scope:focus-within .scope__tip {
  opacity: 1;
  visibility: visible;
}

/* ---------- 条目结构说明 ---------- */
.page-news .anatomy {
  display: grid;
  gap: 30px;
}

.page-news .anatomy__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .anatomy__item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  padding: 20px 0;
  border-top: 1px solid var(--news-line);
}

.page-news .anatomy__item:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-news .anatomy__no {
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--amber);
  padding-top: 4px;
}

.page-news .anatomy__h {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 19px;
  color: var(--cream);
}

.page-news .anatomy__item p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--news-soft);
}

.page-news .anatomy__foot {
  margin: 26px 0 0;
  padding-left: 16px;
  border-left: 3px solid var(--prayer-blue);
  font-size: 15px;
  line-height: 1.8;
  color: var(--sage);
}

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

/* ---------- 归档 ---------- */
.page-news .archive__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
}

.page-news .archive__rail {
  display: grid;
  gap: 22px;
}

.page-news .month-index {
  display: grid;
  gap: 2px;
  padding: 4px 0 4px 18px;
  border-left: 2px solid var(--moss);
}

.page-news .month-node {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 0;
  text-decoration: none;
  color: var(--sage);
  font-size: 13.5px;
  transition: color 0.18s var(--ease);
}

.page-news .month-node::before {
  content: "";
  position: absolute;
  left: -25px;
  top: 50%;
  width: 11px;
  height: 11px;
  margin-top: -6px;
  border-radius: 50%;
  border: 2px solid var(--moss);
  background: var(--ink-green);
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-news .month-node:hover,
.page-news .month-node:focus-visible {
  color: var(--amber-soft);
}

.page-news .month-node:hover::before,
.page-news .month-node:focus-visible::before {
  border-color: var(--amber);
}

.page-news .month-node.is-current {
  color: var(--amber);
  font-weight: 700;
}

.page-news .month-node.is-current::before {
  background: var(--amber);
  border-color: var(--amber);
}

.page-news .month-node__no {
  font-size: 12.5px;
  letter-spacing: 0.08em;
}

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

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

.page-news .bucket {
  padding-top: 28px;
  margin-top: 30px;
  border-top: 2px dashed var(--moss);
}

.page-news .bucket:first-child {
  padding-top: 0;
  margin-top: 0;
  border-top: 0;
}

.page-news .bucket__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
}

.page-news .bucket__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--cream);
}

.page-news .bucket__range {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--sage);
}

.page-news .bucket__note {
  margin: 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--news-soft);
}

.page-news .rows {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 15px 0;
  border-bottom: 1px solid var(--news-line);
}

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

.page-news .row__no {
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--amber-soft);
}

.page-news .row__text {
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--news-soft);
}

.page-news .row__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

/* ---------- 分类标签 ---------- */
.page-news .tag-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-news .tag-card {
  border: var(--bd) solid var(--moss);
  border-left-width: 6px;
  background: var(--table-green);
  padding: 18px 18px 20px;
}

.page-news .tag-card--version {
  border-left-color: var(--amber);
}

.page-news .tag-card--keys {
  border-left-color: var(--prayer-blue);
}

.page-news .tag-card--device {
  border-left-color: var(--sage);
}

.page-news .tag-card--entry {
  border-left-color: var(--saffron);
}

.page-news .tag-card__count {
  display: block;
  font-size: 30px;
  line-height: 1;
  color: var(--cream);
}

.page-news .tag-card__title {
  margin: 12px 0 8px;
  font-family: var(--font-display);
  font-size: 18px;
  color: var(--cream);
}

.page-news .tag-card__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--sage);
}

.page-news .tag-figure {
  margin: 30px 0 0;
}

/* ---------- 季度回顾 ---------- */
.page-news .quarter {
  margin-top: 62px;
  background: var(--paper);
  color: var(--ink);
  border: var(--bd) solid var(--ink);
  box-shadow: var(--shadow-hard);
  padding: 30px 22px 26px;
}

.page-news .quarter__inner {
  display: grid;
  gap: 28px;
}

.page-news .quarter__no {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--saffron);
}

.page-news .quarter__title {
  margin: 0 0 18px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--amber);
  font-family: var(--font-display);
  font-size: clamp(26px, 5vw, 36px);
  line-height: 1.25;
  color: var(--ink);
}

.page-news .quarter__text p {
  margin: 0 0 1em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink);
}

.page-news .quarter__text .btn {
  margin-top: 10px;
}

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

/* ---------- 尾部 ---------- */
.page-news .news-tail {
  margin-top: 62px;
  padding-top: 30px;
  border-top: 2px dashed var(--moss);
}

.page-news .news-tail__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: 26px;
  color: var(--cream);
}

.page-news .news-tail__text {
  max-width: 62ch;
  margin: 0 0 22px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--news-soft);
}

.page-news .news-tail__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-news .news-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-news .entry {
    padding: 24px 26px 26px;
  }

  .page-news .quarter {
    padding: 38px 34px 34px;
  }
}

@media (min-width: 760px) {
  .page-news .row {
    grid-template-columns: 158px minmax(0, 1fr) auto;
    align-items: baseline;
    gap: 18px;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero {
    padding: 40px 0 56px;
  }

  .page-news .archive__grid {
    grid-template-columns: var(--news-rail) minmax(0, 1fr);
    gap: 44px;
  }

  .page-news .anatomy {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
    gap: 44px;
  }

  .page-news .quarter__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
    align-items: center;
    gap: 40px;
  }
}

@media (min-width: 1024px) {
  .page-news .archive__rail {
    position: sticky;
    top: 96px;
    align-self: start;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-news .entry,
  .page-news .month-node,
  .page-news .month-node::before,
  .page-news .scope__tip,
  .page-news .entry__more > summary::before {
    transition: none;
  }
}