.page-news {
  --news-line: rgba(155, 176, 188, 0.24);
  --news-line-soft: rgba(155, 176, 188, 0.14);
  --news-slant: 16px;
  background: var(--ink);
  color: var(--paper);
  padding-bottom: 3rem;
  overflow-x: clip;
}

.page-news .breadcrumb {
  padding-top: 1.25rem;
  padding-bottom: 0.5rem;
}

.page-news .news-h2 {
  font-size: clamp(1.5rem, 4.2vw, 2.1rem);
  line-height: 1.16;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 0.6rem;
}

.page-news .news-h3 {
  font-size: 1.0625rem;
  line-height: 1.42;
  font-weight: 700;
  margin: 0 0 0.4rem;
}

/* ---------- 首屏头条 ---------- */
.page-news .news-lead {
  padding: 1.5rem 0 2.5rem;
}

.page-news .news-lead__grid {
  display: grid;
  gap: 2rem;
  align-items: start;
}

.page-news .news-lead__copy h1 {
  font-size: clamp(2rem, 8vw, 3.6rem);
  line-height: 1.06;
  font-weight: 800;
  letter-spacing: -0.015em;
  margin: 0.5rem 0 1rem;
}

.page-news .news-lead__copy .lede {
  max-width: 34rem;
  color: var(--gray);
}

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

.page-news .news-lead__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 1.75rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid var(--news-line);
}

.page-news .news-lead__stats dt {
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  color: var(--gray);
}

.page-news .news-lead__stats dd {
  margin: 0.3rem 0 0;
  font-family: var(--font-mono);
  font-size: clamp(1.1rem, 4vw, 1.6rem);
  color: var(--green);
  line-height: 1.1;
}

.page-news .news-headline {
  position: relative;
  background: var(--ink-2);
  border: 1px solid var(--news-line);
  overflow: hidden;
}

.page-news .news-headline__media {
  aspect-ratio: 16 / 9;
  width: 100%;
}

.page-news .news-headline__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-news .news-headline__body {
  padding: 1.25rem 1.25rem 1.5rem;
}

.page-news .news-headline__meta {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0 0 0.75rem;
}

.page-news .news-headline__code {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--orange-soft);
}

.page-news .news-headline__text {
  margin: 0 0 0.9rem;
  color: var(--gray);
  font-size: 0.9375rem;
  line-height: 1.8;
}

/* ---------- 列表 + 侧栏 ---------- */
.page-news .news-stream {
  padding: 2.5rem 0 3rem;
  border-top: 1px solid var(--news-line);
}

.page-news .news-stream__grid {
  display: grid;
  gap: 2.5rem;
}

.page-news .news-stream__grid > * {
  min-width: 0;
}

.page-news .news-stream__bar {
  position: sticky;
  top: 3.5rem;
  z-index: 2;
  background: var(--ink);
  padding: 0.75rem 0 1rem;
  border-bottom: 1px solid var(--news-line);
  margin-bottom: 0.5rem;
}

.page-news .news-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.6rem;
}

.page-news .news-filters .tag {
  transition: background 160ms ease, color 160ms ease, border-color 160ms ease;
}

.page-news .news-filters .tag:hover,
.page-news .news-filters .tag:focus-visible {
  background: var(--green);
  border-color: var(--green);
  color: var(--ink);
}

.page-news .news-group {
  padding-top: 2rem;
}

.page-news .news-group__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem 1rem;
  margin-bottom: 1rem;
}

.page-news .news-group__head .news-h2 {
  margin: 0;
}

.page-news .news-group__figure {
  margin: 0 0 1.25rem;
  aspect-ratio: 4 / 3;
  width: 100%;
}

.page-news .news-group__figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

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

.page-news .news-item {
  display: grid;
  grid-template-columns: 2.25rem minmax(0, 1fr);
  gap: 0.4rem 0.9rem;
  padding: 1.15rem 0;
  border-top: 1px solid var(--news-line-soft);
  transition: background 160ms ease;
}

.page-news .news-item:hover {
  background: rgba(34, 224, 107, 0.04);
}

.page-news .news-item__no {
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1.3;
  color: var(--green-deep);
  letter-spacing: 0.04em;
}

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

.page-news .news-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem 0.7rem;
  margin: 0 0 0.5rem;
}

.page-news .news-item__code {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--orange);
}

.page-news .news-item__when {
  font-size: 0.75rem;
  color: var(--gray);
  letter-spacing: 0.03em;
}

.page-news .news-item__title {
  margin: 0 0 0.35rem;
  transition: color 160ms ease;
}

.page-news .news-item:hover .news-item__title {
  color: var(--green);
}

.page-news .news-item__sum {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--gray);
}

.page-news .news-item__link {
  margin: 0.9rem 0 0;
}

.page-news .news-item__more {
  margin-top: 0.35rem;
}

.page-news .news-item__more summary {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
  color: var(--green);
  font-size: 0.8125rem;
  letter-spacing: 0.05em;
  padding: 0.35rem 0;
  list-style: none;
}

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

.page-news .news-item__more summary::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.page-news .news-item__more[open] summary::before {
  content: "−";
}

.page-news .news-item__more p {
  margin: 0.5rem 0 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--paper);
  opacity: 0.78;
  padding-left: 0.75rem;
  border-left: 2px solid var(--green-deep);
}

/* ---------- 侧栏 ---------- */
.page-news .news-rail {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.page-news .rail-card {
  background: var(--ink-2);
  border: 1px solid var(--news-line);
  padding: 1.25rem;
}

.page-news .rail-card--accent {
  background: linear-gradient(155deg, rgba(34, 224, 107, 0.16), rgba(13, 34, 51, 0.92) 62%);
  border-color: var(--green-deep);
}

.page-news .rail-card--quiet {
  background: transparent;
  border-style: dashed;
}

.page-news .rail-card .news-h3 {
  margin-top: 0.35rem;
}

.page-news .rail-list {
  list-style: none;
  margin: 0.5rem 0 1.15rem;
  padding: 0;
}

.page-news .rail-list li {
  display: grid;
  gap: 0.2rem;
  padding: 0.7rem 0;
  border-bottom: 1px dashed var(--news-line);
}

.page-news .rail-list li:last-child {
  border-bottom: 0;
}

.page-news .rail-list strong {
  font-size: 0.875rem;
  color: var(--paper);
}

.page-news .rail-list span {
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--gray);
}

.page-news .rail-text {
  margin: 0.4rem 0 0.9rem;
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--gray);
}

.page-news .rail-link {
  display: inline-block;
  font-size: 0.8125rem;
  letter-spacing: 0.05em;
  color: var(--green);
  text-decoration: none;
  border-bottom: 1px solid var(--green-deep);
  padding-bottom: 2px;
}

.page-news .rail-link:hover,
.page-news .rail-link:focus-visible {
  color: var(--orange-soft);
  border-bottom-color: var(--orange);
}

/* ---------- 导出周期时间轴 ---------- */
.page-news .news-cycle {
  background: var(--ink-2);
  padding: 2.75rem 0 3rem;
  border-top: 1px solid var(--news-line);
  border-bottom: 1px solid var(--news-line);
}

.page-news .news-cycle .section-title {
  margin: 0 0 0.5rem;
}

.page-news .cycle-track {
  list-style: none;
  display: grid;
  gap: 1.35rem;
  margin: 2rem 0 2.25rem;
  padding: 0;
}

.page-news .cycle-step {
  position: relative;
  padding: 0 0 0 1.5rem;
  border-left: 2px solid var(--green-deep);
}

.page-news .cycle-step::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 0.3rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(34, 224, 107, 0.16);
}

.page-news .cycle-step--end {
  border-left-color: var(--orange);
}

.page-news .cycle-step--end::before {
  background: var(--orange);
  box-shadow: 0 0 0 4px rgba(255, 122, 26, 0.18);
}

.page-news .cycle-step__mark {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--orange-soft);
  margin-bottom: 0.45rem;
}

.page-news .cycle-step .news-h3 {
  margin: 0 0 0.3rem;
}

.page-news .cycle-step p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--gray);
}

.page-news .cycle-figure {
  margin: 0;
  aspect-ratio: 12 / 5;
  width: 100%;
}

.page-news .cycle-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ---------- 视频集锦（浅色带） ---------- */
.page-news .news-video {
  background: var(--paper);
  color: var(--ink);
  margin-top: 3rem;
  padding: 3.5rem 0 3rem;
  clip-path: polygon(0 2.5rem, 100% 0, 100% 100%, 0 100%);
}

.page-news .news-video .eyebrow {
  color: var(--green-deep);
}

.page-news .news-video__lede {
  max-width: 40rem;
  margin: 0.5rem 0 1.75rem;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: #2c4152;
}

.page-news .news-video__grid {
  display: grid;
  gap: 0.9rem;
  margin-bottom: 1.75rem;
}

.page-news .clip-card {
  background: var(--ink);
  color: var(--paper);
  padding: 1.1rem 1.1rem 1.25rem;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--news-slant)), calc(100% - var(--news-slant)) 100%, 0 100%);
  transition: transform 160ms ease, background 160ms ease;
}

.page-news .clip-card:hover {
  transform: translateY(-2px);
  background: #0a1b29;
}

.page-news .clip-card__no {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--green);
  margin-bottom: 0.7rem;
}

.page-news .clip-card .news-h3 {
  color: var(--paper);
  font-size: 0.9375rem;
  margin-bottom: 0.35rem;
}

.page-news .clip-card .note {
  color: var(--gray);
  font-size: 0.75rem;
  margin: 0;
}

.page-news .news-video__figure {
  margin: 0;
  aspect-ratio: 2 / 1;
  width: 100%;
  background: var(--ink);
}

.page-news .news-video__figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ---------- 专题与编辑手记 ---------- */
.page-news .news-desk {
  padding: 3rem 0;
}

.page-news .news-desk__grid {
  display: grid;
  gap: 2.5rem;
}

.page-news .news-desk__grid > * {
  min-width: 0;
}

.page-news .topic-list {
  list-style: none;
  margin: 1.25rem 0 1.75rem;
  padding: 0;
}

.page-news .topic-list li {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr);
  gap: 0.25rem 0.85rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--news-line-soft);
}

.page-news .topic-list .num {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--orange);
  letter-spacing: 0.08em;
  padding-top: 0.15rem;
}

.page-news .topic-list strong {
  display: block;
  font-size: 0.9375rem;
  margin-bottom: 0.25rem;
}

.page-news .topic-list p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--gray);
}

.page-news .news-desk__text {
  margin: 0 0 1.1rem;
  font-size: 0.9375rem;
  line-height: 1.9;
  color: var(--gray);
}

.page-news .news-desk__note {
  margin: 1.5rem 0 0;
  padding: 0.9rem 1rem;
  border-left: 3px solid var(--orange);
  background: rgba(255, 122, 26, 0.07);
  font-size: 0.8125rem;
  line-height: 1.8;
  color: var(--orange-soft);
}

/* ---------- 收束条 ---------- */
.page-news .news-end {
  border-top: 1px solid var(--news-line);
  padding: 1.75rem 0 0.5rem;
}

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

.page-news .news-end__inner p {
  margin: 0;
  font-size: clamp(1rem, 3.4vw, 1.25rem);
  font-weight: 700;
  line-height: 1.5;
}

.page-news .news-end__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-news .news-video__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .news-end__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .page-news .news-group__figure {
    aspect-ratio: 4 / 3;
    max-width: 22rem;
    float: none;
  }
}

@media (min-width: 900px) {
  .page-news .news-lead {
    padding: 2.5rem 0 3.5rem;
  }

  .page-news .news-lead__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 3rem;
  }

  .page-news .news-headline {
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
  }

  .page-news .news-stream__grid {
    grid-template-columns: minmax(0, 1fr) 20rem;
    gap: 3rem;
    align-items: start;
  }

  .page-news .news-rail {
    position: sticky;
    top: 4.5rem;
  }

  .page-news .news-item {
    grid-template-columns: 3.25rem minmax(0, 1fr);
    gap: 0.5rem 1.25rem;
    padding: 1.4rem 0;
  }

  .page-news .news-item__no {
    font-size: 1.5rem;
    color: rgba(34, 224, 107, 0.55);
  }

  .page-news .news-group__figure {
    max-width: 100%;
    aspect-ratio: 4 / 3;
    margin-bottom: 1.5rem;
  }

  .page-news .cycle-track {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 0;
    border-top: 2px solid var(--green-deep);
    margin: 2.5rem 0;
  }

  .page-news .cycle-step {
    border-left: 0;
    padding: 1.75rem 1.25rem 0 0;
  }

  .page-news .cycle-step::before {
    top: -7px;
    left: 0;
  }

  .page-news .cycle-step--end::before {
    box-shadow: 0 0 0 4px rgba(255, 122, 26, 0.18);
  }

  .page-news .news-video {
    padding: 4.5rem 0 3.5rem;
  }

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

  .page-news .news-desk__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 3.5rem;
  }
}

@media (min-width: 1100px) {
  .page-news .news-video__grid {
    gap: 1.1rem;
  }

  .page-news .news-stream__grid {
    grid-template-columns: minmax(0, 1fr) 21rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-item,
  .page-news .clip-card,
  .page-news .news-item__title,
  .page-news .news-filters .tag {
    transition: none;
  }

  .page-news .clip-card:hover {
    transform: none;
  }
}
<<<END>>>