.page-news {
  --news-season: var(--clay);
  --news-version: var(--lime);
  --news-method: var(--amber);
  --news-member: var(--muted);
  padding-bottom: clamp(56px, 7vw, 112px);
}

.page-news .breadcrumb {
  padding-top: 20px;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding: clamp(18px, 3vw, 34px) 0 clamp(8px, 2vw, 18px);
}

.page-news .news-hero__title {
  margin-top: 12px;
  max-width: 22ch;
}

.page-news .news-hero__lede {
  margin: 18px 0 0;
  max-width: 64ch;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.78;
  color: var(--cream);
}

/* ---------- 栏目标签带 ---------- */
.page-news .field-bar {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  margin-top: clamp(24px, 3vw, 38px);
}

.page-news .field-bar__link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--tone, var(--line));
  background: var(--panel);
  color: var(--cream);
  text-decoration: none;
  font-family: var(--font-body);
  font-size: 14px;
  transition: transform 140ms var(--ease), background-color 140ms var(--ease), border-color 140ms var(--ease);
}

.page-news .field-bar__link:hover,
.page-news .field-bar__link:focus-visible {
  transform: translateY(-2px);
  background: var(--panel-soft);
  border-color: var(--tone, var(--line));
  border-left-color: var(--tone, var(--line));
}

.page-news .field-bar__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--muted);
}

.page-news .field-bar__name {
  font-weight: 700;
  letter-spacing: .02em;
}

.page-news .field-bar__link--season { --tone: var(--news-season); }
.page-news .field-bar__link--version { --tone: var(--news-version); }
.page-news .field-bar__link--method { --tone: var(--news-method); }
.page-news .field-bar__link--member { --tone: var(--news-member); }

/* ---------- 置顶连载 ---------- */
.page-news .news-feature {
  margin-top: clamp(36px, 5vw, 64px);
}

.page-news .news-feature__panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--gap-l);
  padding: clamp(20px, 3vw, 40px);
}

.page-news .news-feature__title {
  margin-top: 12px;
}

.page-news .news-feature__lede {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

.page-news .news-feature__steps {
  list-style: none;
  counter-reset: step;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news .news-feature__steps li {
  counter-increment: step;
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

.page-news .news-feature__steps li::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--lime);
  padding-top: 2px;
}

.page-news .news-feature__steps strong {
  color: var(--cream);
  font-weight: 700;
}

.page-news .news-feature__cta {
  margin-top: 24px;
  justify-self: start;
  display: inline-flex;
  width: auto;
}

.page-news .news-feature__media {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-news .news-feature__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.82) contrast(1.05) brightness(.86);
}

/* ---------- 栏目说明 ---------- */
.page-news .news-fields {
  margin-top: clamp(48px, 7vw, 88px);
}

.page-news .news-fields__head {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-news .news-fields__lede {
  max-width: 66ch;
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

.page-news .news-fields__grid {
  margin-top: 28px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-news .news-field {
  position: relative;
  padding: 22px 20px 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-top: 2px solid var(--tone, var(--line));
  scroll-margin-top: 96px;
  transition: transform 160ms var(--ease), border-color 160ms var(--ease);
}

.page-news .news-field:hover {
  transform: translateY(-2px);
  border-color: var(--tone, var(--line));
}

.page-news .news-field--season { --tone: var(--news-season); }
.page-news .news-field--version { --tone: var(--news-version); }
.page-news .news-field--method { --tone: var(--news-method); }
.page-news .news-field--member { --tone: var(--news-member); }

.page-news .news-field__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--tone, var(--muted));
}

.page-news .news-field__name {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.25;
  color: var(--cream);
}

.page-news .news-field__desc {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
}

.page-news .news-field__chart {
  display: block;
  width: 96px;
  height: 28px;
  margin-top: 18px;
}

.page-news .news-field__chart rect {
  fill: var(--tone, var(--muted));
}

.page-news .news-field__chart rect:nth-child(even) {
  opacity: .42;
}

/* ---------- 双轨：条目流 + 版本时间线 ---------- */
.page-news .news-stream {
  margin-top: clamp(48px, 7vw, 88px);
}

.page-news .news-stream__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 40px);
}

.page-news .news-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-news .news-item {
  position: relative;
  padding: 18px 0 18px 18px;
  border-bottom: 1px solid var(--line);
  transition: background-color 140ms var(--ease);
}

.page-news .news-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  bottom: 16px;
  width: 3px;
  background: var(--lime);
  opacity: 0;
  transition: opacity 140ms var(--ease);
}

.page-news .news-item:hover {
  background: rgba(198, 242, 74, .045);
}

.page-news .news-item:hover::before {
  opacity: 1;
}

.page-news .news-item__tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  padding: 2px 8px;
  border: 1px solid var(--line);
  color: var(--muted);
}

.page-news .news-item__tag--season {
  color: var(--news-season);
  border-color: rgba(185, 113, 79, .55);
  background: rgba(185, 113, 79, .1);
}

.page-news .news-item__tag--version {
  color: var(--news-version);
  border-color: rgba(198, 242, 74, .45);
  background: var(--lime-soft);
}

.page-news .news-item__tag--method {
  color: var(--news-method);
  border-color: rgba(242, 160, 61, .45);
  background: rgba(242, 160, 61, .1);
}

.page-news .news-item__tag--member {
  color: var(--news-member);
  border-color: var(--line);
  background: rgba(58, 74, 68, .2);
}

.page-news .news-item__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  line-height: 1.4;
  letter-spacing: -.01em;
  color: var(--cream);
}

.page-news .news-item__when {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--amber);
}

.page-news .news-item__sum {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.74;
  color: var(--muted);
}

.page-news .news-figure {
  margin: 28px 0 0;
  padding: 0;
}

.page-news .news-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  filter: saturate(.8) brightness(.9);
}

.page-news .news-figure figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 版本日志 ---------- */
.page-news .news-log {
  padding: 20px;
}

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

.page-news .news-log__img {
  display: block;
  width: 100%;
  height: auto;
  margin-top: 16px;
  border: 1px solid var(--line);
  filter: saturate(.55) brightness(.72);
}

.page-news .news-log__list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.page-news .news-log__list summary {
  list-style: none;
  cursor: pointer;
  outline-offset: 3px;
}

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

.page-news .news-log__row {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr) 14px;
  gap: 10px;
  align-items: center;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
  transition: border-color 140ms var(--ease);
}

.page-news .news-log__node details[open] .news-log__row {
  border-bottom-color: var(--lime);
}

.page-news .news-log__ver {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.page-news .news-log__node:first-child .news-log__ver {
  color: var(--lime);
}

.page-news .news-log__head {
  font-size: 14px;
  line-height: 1.5;
  color: var(--cream);
}

.page-news .news-log__sign {
  position: relative;
  width: 12px;
  height: 12px;
  display: block;
}

.page-news .news-log__sign::before,
.page-news .news-log__sign::after {
  content: "";
  position: absolute;
  background: var(--lime);
  transition: transform 160ms var(--ease);
}

.page-news .news-log__sign::before {
  left: 0;
  top: 5px;
  width: 12px;
  height: 2px;
}

.page-news .news-log__sign::after {
  left: 5px;
  top: 0;
  width: 2px;
  height: 12px;
}

.page-news .news-log__node details[open] .news-log__sign::after {
  transform: scaleY(0);
}

.page-news .news-log__desc {
  margin: 0;
  padding: 12px 0 14px;
  font-size: 13px;
  line-height: 1.72;
  color: var(--muted);
}

.page-news .news-log__more {
  display: inline-block;
  margin-top: 16px;
  padding-bottom: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 242, 74, .4);
}

.page-news .news-log__more:hover,
.page-news .news-log__more:focus-visible {
  border-bottom-color: var(--lime);
}

/* ---------- 按主题回看 ---------- */
.page-news .news-review {
  margin-top: clamp(48px, 7vw, 88px);
}

.page-news .news-review__head {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-news .news-review__lede {
  margin: 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

.page-news .news-review__grid {
  margin-top: 24px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-news .news-review__card {
  padding: 22px 20px;
}

.page-news .news-chips {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .news-chips li {
  font-size: 13px;
  line-height: 1.4;
  padding: 5px 11px;
  border: 1px solid var(--line);
  background: rgba(58, 74, 68, .16);
  color: var(--cream);
}

.page-news .news-review__link {
  display: inline-block;
  margin-top: 18px;
  padding-bottom: 2px;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 242, 74, .4);
}

.page-news .news-review__link:hover,
.page-news .news-review__link:focus-visible {
  border-bottom-color: var(--lime);
}

.page-news .news-review__aside {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .news-review__aside a {
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 160, 61, .45);
}

.page-news .news-review__aside a:hover,
.page-news .news-review__aside a:focus-visible {
  border-bottom-color: var(--amber);
}

/* ---------- 回访提示 ---------- */
.page-news .news-return {
  margin-top: clamp(48px, 7vw, 88px);
}

.page-news .news-return__panel {
  position: relative;
  padding: clamp(24px, 4vw, 40px);
  display: grid;
  gap: 14px;
  border-left: 2px solid var(--lime);
}

.page-news .news-return__text {
  margin: 0;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

.page-news .news-return__actions {
  margin-top: 6px;
}

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

@media (min-width: 768px) {
  .page-news .news-hero__lede {
    font-size: 17px;
  }

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

  .page-news .news-field:nth-child(even) {
    margin-top: 24px;
  }

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

@media (min-width: 900px) {
  .page-news .news-feature__panel {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
  }

  .page-news .news-feature__media {
    clip-path: polygon(13% 0, 100% 0, 100% 100%, 0 100%);
    min-height: 300px;
  }

  .page-news .news-item__title {
    font-size: 20px;
  }
}

@media (min-width: 1024px) {
  .page-news .field-bar {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-news .news-stream__rail {
    position: sticky;
    top: 88px;
  }

  .page-news .news-field__desc {
    font-size: 15px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .field-bar__link,
  .page-news .news-field,
  .page-news .news-item,
  .page-news .news-log__sign::before,
  .page-news .news-log__sign::after {
    transition: none;
  }

  .page-news .field-bar__link:hover,
  .page-news .news-field:hover {
    transform: none;
  }
}
<<<END>>>