.page-news {
  --rail-w: 15rem;
  --stream-gap: clamp(1rem, 2.5vw, 1.5rem);
  padding-block: clamp(1.25rem, 3vw, 2rem) clamp(3rem, 7vw, 5rem);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  display: grid;
  gap: 1.75rem;
  padding-bottom: clamp(1.5rem, 4vw, 2.5rem);
  border-bottom: 2px solid var(--line);
}

.page-news .breadcrumbs {
  margin-bottom: 1rem;
}

.page-news .news-hero__title {
  margin: 0.55rem 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.95rem, 5.4vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -0.025em;
  color: var(--paper);
}

.page-news .news-hero__lede {
  margin-top: 1rem;
  max-width: 58ch;
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.page-news .news-hero__panel {
  align-self: start;
  display: grid;
  gap: 0.4rem;
  padding: 1.15rem 1.25rem 1.25rem;
  border: 2px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--grad-panel);
  box-shadow: var(--shadow-panel);
}

.page-news .news-hero__panel-label {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--gray);
}

.page-news .news-hero__batch {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 7vw, 2.7rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.06em;
  color: var(--teal);
}

.page-news .news-hero__panel-meta {
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-news .news-hero__panel-text {
  margin: 0.5rem 0 0;
  padding-top: 0.7rem;
  border-top: 1px dashed var(--line);
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--gray);
}

/* ---------- 本期提要 ---------- */
.page-news .news-brief {
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
  display: grid;
  gap: 1rem;
  padding: clamp(1.1rem, 3vw, 1.6rem);
  border-radius: var(--radius);
  border-left: 4px solid var(--orange);
  background: linear-gradient(102deg, rgba(255, 122, 61, 0.14) 0%, rgba(43, 231, 196, 0.06) 55%, rgba(12, 31, 26, 0) 100%);
}

.page-news .news-brief__label {
  margin: 0;
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-news .news-brief__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.page-news .news-brief__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.65rem;
  align-items: start;
}

.page-news .news-brief__item p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-news .news-brief__num {
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--orange);
  padding-top: 0.18rem;
}

/* ---------- 主体：索引 + 条目流 ---------- */
.page-news .news-shell {
  margin-top: clamp(2rem, 5vw, 3rem);
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

.page-news .news-rail__inner {
  display: grid;
  gap: 1.6rem;
}

.page-news .news-rail__block {
  display: grid;
  gap: 0.6rem;
}

.page-news .news-rail__block--cta {
  padding: 1rem;
  border: 2px dashed var(--line);
  border-radius: var(--radius);
}

.page-news .news-rail__title {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--gray);
}

.page-news .news-rail__note {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--gray);
}

.page-news .news-index {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.28rem;
}

.page-news .news-index__link {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.75rem;
  padding: 0.55rem 0.75rem;
  border-left: 2px solid var(--line);
  font-size: 0.92rem;
  color: var(--mist);
  text-decoration: none;
  transition: border-color 0.25s ease, background 0.25s ease, color 0.25s ease;
}

.page-news .news-index__link:hover,
.page-news .news-index__link:focus-visible {
  border-left-color: var(--teal);
  background: rgba(43, 231, 196, 0.07);
  color: var(--paper);
}

.page-news .news-index__link.is-active {
  border-left-color: var(--orange);
  background: rgba(43, 231, 196, 0.09);
  color: var(--paper);
}

.page-news .news-index__count {
  font-size: 0.72rem;
  color: var(--gray);
}

.page-news .news-scale {
  display: flex;
  align-items: flex-end;
  gap: 0.22rem;
  height: 2.4rem;
  padding-bottom: 0.3rem;
  border-bottom: 2px solid var(--line);
}

.page-news .news-scale__tick {
  flex: 1 1 auto;
  height: 0.55rem;
  background: var(--line-strong);
  border-radius: 1px;
}

.page-news .news-scale__tick--tall {
  height: 1.2rem;
  background: var(--gray);
}

.page-news .news-scale__tick--now {
  height: 1.9rem;
  background: var(--orange);
}

/* 条目流 */
.page-news .news-stream {
  display: grid;
  gap: 1.25rem;
  min-width: 0;
}

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

.page-news .news-stream__head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  letter-spacing: -0.015em;
  color: var(--paper);
}

.page-news .news-stream__head p {
  margin: 0.45rem 0 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--gray);
}

.page-news .news-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  padding: 0.7rem 0;
  border-top: 2px solid var(--line);
  border-bottom: 2px solid var(--line);
}

.page-news .news-toolbar__label {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--gray);
  margin-right: 0.35rem;
}

.page-news .news-fbtn {
  appearance: none;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  background: transparent;
  color: var(--mist);
  font-family: var(--font-body);
  font-size: 0.84rem;
  line-height: 1;
  padding: 0.5rem 0.8rem;
  cursor: pointer;
  transition: border-color 0.22s ease, color 0.22s ease, background 0.22s ease;
}

.page-news .news-fbtn:hover,
.page-news .news-fbtn:focus-visible {
  border-color: var(--teal);
  color: var(--paper);
}

.page-news .news-fbtn[aria-pressed="true"] {
  border-color: var(--orange);
  background: rgba(255, 122, 61, 0.14);
  color: var(--paper);
}

.page-news .news-list {
  display: grid;
  gap: 0.8rem;
}

.page-news .entry {
  border: 2px solid var(--line);
  border-radius: var(--radius);
  background: var(--grad-panel);
  transition: transform 0.28s cubic-bezier(0.2, 0.7, 0.2, 1), box-shadow 0.28s ease, border-color 0.28s ease;
}

.page-news .entry[open] {
  border-color: var(--line-strong);
}

.page-news .entry__summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.85rem;
  padding: 0.95rem 1rem;
  align-items: start;
}

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

.page-news .entry__summary::marker {
  content: "";
}

.page-news .entry__batch {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  line-height: 1.2;
  color: var(--teal);
  padding-top: 0.1rem;
}

.page-news .entry__lead {
  display: grid;
  gap: 0.4rem;
  justify-items: start;
  min-width: 0;
}

.page-news .entry__lead .tag {
  font-size: 0.7rem;
}

.page-news .entry__title {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.02rem;
  line-height: 1.42;
  letter-spacing: -0.005em;
  color: var(--paper);
}

.page-news .entry__meta {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--gray);
}

.page-news .entry__body {
  display: grid;
  gap: 0.75rem;
  margin-top: 0.1rem;
  padding: 1rem 1rem 1.15rem;
  border-top: 1px dashed var(--line);
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--mist);
}

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

.page-news .entry__points {
  margin: 0;
  padding-left: 1.1rem;
  display: grid;
  gap: 0.35rem;
  color: var(--mist);
}

.page-news .entry__points li::marker {
  color: var(--teal);
}

/* ---------- 分类说明 ---------- */
.page-news .news-categories {
  margin-top: clamp(2.5rem, 6vw, 4rem);
  padding-top: clamp(1.5rem, 4vw, 2.5rem);
  border-top: 2px solid var(--line);
}

.page-news .news-categories__lead {
  display: grid;
  gap: 1.25rem;
  margin-bottom: 1.75rem;
}

.page-news .news-categories__figure {
  margin: 0;
  width: min(11rem, 55%);
}

.page-news .news-categories__title {
  margin: 0.5rem 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.4rem, 3.4vw, 2rem);
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-news .news-categories__text {
  margin: 0.7rem 0 0;
  max-width: 56ch;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-news .news-categories__grid {
  display: grid;
  gap: 1rem;
}

.page-news .cat-card {
  position: relative;
  display: grid;
  gap: 0.5rem;
  align-content: start;
  padding: 1.2rem 1.25rem 1.3rem;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  background: var(--grad-panel);
  scroll-margin-top: 5rem;
}

.page-news .cat-card::before {
  content: "";
  display: block;
  width: 2.2rem;
  height: 3px;
  border-radius: 2px;
  background: var(--teal);
  margin-bottom: 0.35rem;
}

.page-news .cat-card--version::before {
  background: var(--orange);
}

.page-news .cat-card--tips::before {
  background: var(--grad-signal);
}

.page-news .cat-card--docs::before {
  background: var(--gray);
}

.page-news .cat-card .tag {
  justify-self: start;
  font-size: 0.7rem;
}

.page-news .cat-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.04rem;
  line-height: 1.45;
  color: var(--paper);
}

.page-news .cat-card p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--mist);
}

.page-news .cat-card__meta {
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--gray);
  padding-top: 0.4rem;
  border-top: 1px dashed var(--line);
}

/* ---------- 常设专题 ---------- */
.page-news .news-feature {
  margin-top: clamp(2.5rem, 6vw, 4rem);
  padding-top: clamp(1.5rem, 4vw, 2.5rem);
  border-top: 2px solid var(--line);
  display: grid;
  gap: 1.5rem;
}

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

.page-news .news-feature__title {
  margin: 0.5rem 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.35rem, 3.2vw, 1.85rem);
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-news .news-feature__text {
  margin: 0.7rem 0 0;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-news .series-list {
  list-style: none;
  margin: 1.35rem 0 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.page-news .series-list__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.85rem;
  padding: 1rem 1.1rem;
  border: 2px solid var(--line);
  border-left: 3px solid var(--teal);
  border-radius: var(--radius);
  background: rgba(18, 48, 42, 0.55);
}

.page-news .series-list__num {
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--orange);
  padding-top: 0.2rem;
}

.page-news .series-list__item h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--paper);
}

.page-news .series-list__item p {
  margin: 0.35rem 0 0;
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- 查找方式 ---------- */
.page-news .news-find {
  margin-top: clamp(2.5rem, 6vw, 4rem);
  padding-top: clamp(1.5rem, 4vw, 2.5rem);
  border-top: 2px solid var(--line);
}

.page-news .news-find__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.35rem, 3.2vw, 1.85rem);
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-news .news-find__text {
  margin: 0.6rem 0 0;
  max-width: 58ch;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-news .news-find__grid {
  display: grid;
  gap: 1rem;
  margin-top: 1.5rem;
}

.page-news .find-card {
  display: grid;
  gap: 0.5rem;
  align-content: start;
  padding: 1.2rem 1.2rem 1.3rem;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(15, 91, 63, 0.28) 0%, rgba(14, 38, 32, 0.85) 100%);
}

.page-news .find-card__mark {
  display: inline-grid;
  place-items: center;
  width: 1.9rem;
  height: 1.9rem;
  border: 2px solid var(--orange);
  border-radius: var(--radius);
  font-size: 0.78rem;
  color: var(--orange);
}

.page-news .find-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.02rem;
  color: var(--paper);
}

.page-news .find-card p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--mist);
}

.page-news .find-card__hint {
  padding-top: 0.55rem;
  border-top: 1px dashed var(--line);
  font-size: 0.8rem !important;
  color: var(--gray) !important;
}

/* ---------- 更新节奏 ---------- */
.page-news .news-rhythm {
  margin-top: clamp(2.5rem, 6vw, 4rem);
  padding-top: clamp(1.5rem, 4vw, 2.5rem);
  border-top: 2px solid var(--line);
}

.page-news .news-rhythm__title {
  margin: 0.5rem 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.35rem, 3.2vw, 1.85rem);
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-news .news-rhythm__text {
  margin: 0.6rem 0 0;
  max-width: 56ch;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-news .news-rhythm__figure {
  margin: 1.5rem 0 0;
}

.page-news .rhythm-grid {
  display: grid;
  gap: 1rem;
  margin: 1.5rem 0 0;
}

.page-news .rhythm-grid__item {
  padding: 1rem 1.1rem;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  background: var(--grad-panel);
}

.page-news .rhythm-grid__item dt {
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: var(--gray);
}

.page-news .rhythm-grid__item dd {
  margin: 0.4rem 0 0;
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 2.6vw, 1.35rem);
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--teal);
}

.page-news .rhythm-grid__item p {
  margin: 0.5rem 0 0;
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-news .news-rhythm__foot {
  margin-top: 1.5rem;
  display: grid;
  gap: 1rem;
  align-items: center;
  padding: 1.15rem 1.25rem;
  border-left: 4px solid var(--orange);
  border-radius: var(--radius);
  background: rgba(255, 122, 61, 0.09);
}

.page-news .news-rhythm__foot p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--mist);
}

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

/* ---------- 交互态 ---------- */
.page-news .entry__summary:focus-visible,
.page-news .news-index__link:focus-visible,
.page-news .news-fbtn:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
}

.page-news [data-reveal] {
  transition: opacity 0.42s cubic-bezier(0.2, 0.7, 0.2, 1), transform 0.42s cubic-bezier(0.2, 0.7, 0.2, 1);
}

.page-news [data-reveal]:not([data-seen]) {
  opacity: 1;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .entry__summary {
    grid-template-columns: 4.6rem minmax(0, 1fr);
    gap: 1.1rem;
    padding: 1.1rem 1.15rem;
  }

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

  .page-news .news-categories__lead {
    grid-template-columns: 9rem minmax(0, 1fr);
    align-items: center;
    gap: 1.75rem;
  }

  .page-news .news-categories__figure {
    width: 100%;
  }
}

@media (min-width: 760px) {
  .page-news .news-hero {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: end;
    gap: clamp(1.5rem, 4vw, 3rem);
  }

  .page-news .news-brief {
    grid-template-columns: 8.5rem minmax(0, 1fr);
    gap: 1.5rem;
    align-items: start;
  }

  .page-news .news-brief__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
  }

  .page-news .news-categories__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
  }

  .page-news .news-find__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
  }
}

@media (min-width: 900px) {
  .page-news .news-feature {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: center;
    gap: 2.5rem;
  }

  .page-news .news-feature__body {
    padding-top: 0;
  }

  .page-news .news-rhythm__foot {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 1.5rem;
  }

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

@media (min-width: 960px) {
  .page-news .news-shell {
    grid-template-columns: var(--rail-w) minmax(0, 1fr);
    align-items: start;
    gap: clamp(1.75rem, 4vw, 2.75rem);
  }

  .page-news .news-rail__inner {
    position: sticky;
    top: 5.5rem;
  }

  .page-news .entry:hover {
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.35);
    border-color: var(--line-strong);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .entry,
  .page-news .entry__summary,
  .page-news .news-fbtn,
  .page-news .news-index__link,
  .page-news [data-reveal] {
    transition: none;
  }

  .page-news .entry:hover {
    transform: none;
    box-shadow: none;
  }
}
<<<END>>>