.page-news {
  --news-dim: rgba(246, 243, 234, .78);
  --news-dim-2: rgba(246, 243, 234, .58);
  background: var(--porcelain);
  color: var(--ink);
}

/* ---------- 题头 ---------- */
.page-news .breadcrumbs {
  padding-top: 22px;
}

.page-news .news-head {
  padding: 18px 0 34px;
  border-bottom: 1px solid var(--line);
}

.page-news .page-head__meta {
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--moss);
}

.page-news .page-head__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 30px;
  line-height: 1.26;
  letter-spacing: -.015em;
  color: var(--green-deep);
  margin: 12px 0 16px;
}

.page-news .page-head__lead {
  font-size: 16.5px;
  line-height: 1.78;
  max-width: 60ch;
  color: var(--ink);
}

.page-news .news-head__cross {
  margin-top: 18px;
  padding-left: 14px;
  border-left: 2px solid var(--gold);
  font-size: 14px;
  line-height: 1.65;
  color: var(--moss);
}

/* ---------- 头条 ---------- */
.page-news .news-feature {
  background: var(--green);
  color: var(--porcelain);
  padding: 40px 0 44px;
}

.page-news .news-feature__grid {
  display: grid;
  gap: 26px;
}

.page-news .news-feature__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 25px;
  line-height: 1.32;
  letter-spacing: -.01em;
  color: var(--porcelain);
  margin: 14px 0 18px;
}

.page-news .news-feature__sum {
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--news-dim);
  margin-bottom: 10px;
  max-width: 48ch;
}

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

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

.page-news .news-feature__media .media-frame__caption {
  color: var(--news-dim-2);
}

/* ---------- 通用分节 ---------- */
.page-news .news-block {
  padding: 44px 0;
}

.page-news .news-block + .news-block {
  border-top: 1px solid var(--line);
}

.page-news .news-block .section__index {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--gold);
}

.page-news .news-block .section__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 24px;
  line-height: 1.3;
  color: var(--green-deep);
  margin: 10px 0 12px;
}

.page-news .news-block .section__lead {
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--moss);
  max-width: 62ch;
}

/* ---------- 四类栏目主题带 ---------- */
.page-news .news-columns__band {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-top: 26px;
}

.page-news .news-col {
  background: var(--cream);
  padding: 20px 18px 26px;
  transition: background var(--dur) var(--ease);
}

.page-news .news-col:hover,
.page-news .news-col:focus-within {
  background: var(--porcelain);
}

.page-news .news-col__num {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--gold);
}

.page-news .news-col__name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 19px;
  color: var(--green);
  margin: 10px 0 8px;
}

.page-news .news-col__desc {
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--moss);
}

.page-news .news-columns__media {
  margin: 22px 0 0;
}

.page-news .news-columns__media img {
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

/* ---------- 专题目录 ---------- */
.page-news .news-list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-news .news-item {
  background: var(--cream);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line);
  padding: 18px 18px 20px;
  display: flex;
  flex-direction: column;
  transition: border-color var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease),
              background var(--dur) var(--ease);
}

.page-news .news-item:hover,
.page-news .news-item:focus-within {
  background: var(--porcelain);
  border-left-color: var(--amber);
  box-shadow: var(--shadow-soft);
}

.page-news .news-item__meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 12px;
}

.page-news .news-item__when {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--moss);
}

.page-news .news-item__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
  line-height: 1.42;
  color: var(--green-deep);
  margin: 0 0 10px;
}

.page-news .news-item__sum {
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--moss);
  margin: 0;
}

.page-news .news-item--media {
  padding: 0;
  border-left-color: var(--line);
  overflow: hidden;
}

.page-news .news-item--media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-news .news-item--media .news-item__body {
  padding: 16px 18px 20px;
}

/* ---------- 版本时间线 ---------- */
.page-news .news-timeline__intro {
  display: grid;
  gap: 24px;
}

.page-news .news-timeline__figure {
  margin: 0;
  max-width: 260px;
}

.page-news .news-timeline__figure img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .news-timeline__track {
  display: grid;
  gap: 12px;
  margin-top: 30px;
}

.page-news .news-tl__node {
  position: relative;
  background: var(--cream);
  border: 1px solid var(--line);
}

.page-news .news-tl__head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-news .news-tl__head::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--gold);
}

.page-news .news-tl__node[open] .news-tl__head::after {
  content: "–";
}

.page-news .news-tl__ver {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--green);
}

.page-news .news-tl__name {
  font-size: 13px;
  color: var(--moss);
}

.page-news .news-tl__body {
  margin: 0;
  padding: 0 16px 16px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--moss);
}

/* ---------- 回访最多 ---------- */
.page-news .news-mostread {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-news .news-mostread__item {
  background: var(--porcelain);
  padding: 18px;
  display: grid;
  gap: 14px;
}

.page-news .news-mostread__item .btn {
  justify-self: start;
}

.page-news .news-mostread__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17.5px;
  line-height: 1.42;
  color: var(--green-deep);
  margin: 0 0 8px;
}

.page-news .news-mostread__sum {
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--moss);
  margin: 0;
  max-width: 56ch;
}

/* ---------- 更新节奏 ---------- */
.page-news .news-rhythm {
  display: grid;
  gap: 22px;
  margin-top: 26px;
}

.page-news .news-rhythm__cell {
  border-top: 2px solid var(--gold);
  padding-top: 16px;
}

.page-news .news-rhythm__num {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--green);
}

.page-news .news-rhythm__name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
  color: var(--green-deep);
  margin: 8px 0 8px;
}

.page-news .news-rhythm__desc {
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--moss);
  margin: 0;
}

.page-news .news-rhythm__note {
  margin-top: 28px;
  padding: 18px 20px;
  background: var(--cream);
  border: 1px solid var(--line);
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--moss);
}

/* ---------- 结尾行动区 ---------- */
.page-news .news-cta {
  background: var(--green-deep);
  color: var(--porcelain);
  padding: 40px 0;
}

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

.page-news .news-cta__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 23px;
  line-height: 1.34;
  color: var(--porcelain);
  margin: 0 0 12px;
}

.page-news .news-cta__lead {
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--news-dim);
  margin: 0;
  max-width: 52ch;
}

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

/* ---------- 桌面端 ---------- */
@media (min-width: 800px) {
  .page-news .page-head__title {
    font-size: 42px;
    max-width: 22ch;
  }

  .page-news .page-head__lead {
    font-size: 17.5px;
  }

  .page-news .news-feature {
    padding: 56px 0 60px;
  }

  .page-news .news-feature__grid {
    grid-template-columns: 6fr 5fr;
    align-items: center;
    gap: 52px;
  }

  .page-news .news-feature__title {
    font-size: 34px;
  }

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

  .page-news .news-block .section__title {
    font-size: 28px;
  }
}

@media (min-width: 860px) {
  .page-news .news-list {
    grid-template-columns: repeat(6, 1fr);
    gap: 18px;
  }

  .page-news .news-item {
    grid-column: span 3;
  }

  .page-news .news-item--wide {
    grid-column: span 4;
  }

  .page-news .news-item--narrow {
    grid-column: span 2;
  }

  .page-news .news-item--media {
    grid-column: span 4;
  }

  .page-news .news-mostread__item {
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 28px;
    padding: 20px 22px;
  }

  .page-news .news-rhythm {
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
  }

  .page-news .news-cta {
    padding: 52px 0;
  }

  .page-news .news-cta__grid {
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 40px;
  }
}

@media (min-width: 940px) {
  .page-news .news-timeline__intro {
    grid-template-columns: 1fr 240px;
    align-items: end;
    gap: 48px;
  }

  .page-news .news-timeline__track {
    grid-template-columns: repeat(5, 1fr);
    gap: 0;
    border-top: 1px solid var(--line);
    margin-top: 36px;
  }

  .page-news .news-tl__node {
    background: transparent;
    border: 0;
    border-right: 1px solid var(--line);
    padding: 0;
  }

  .page-news .news-tl__node:last-child {
    border-right: 0;
  }

  .page-news .news-tl__node::before {
    content: "";
    position: absolute;
    top: -4.5px;
    left: 0;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--gold);
  }

  .page-news .news-tl__head {
    padding: 20px 20px 0 0;
  }

  .page-news .news-tl__head::after {
    display: none;
  }

  .page-news .news-tl__body {
    padding: 10px 20px 0 0;
  }
}
<<<END>>>