.page-news {
  --news-line: 1px solid var(--line-300);
  --news-gap: 16px;
  display: block;
  color: var(--ink-900);
  background: var(--warm-white);
}

.page-news .shell {
  display: block;
  padding-bottom: 72px;
}

/* ---------- 面包屑 ---------- */
.page-news .breadcrumb {
  padding: 20px 0 8px;
}

.page-news .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--graphite-600);
}

.page-news .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--line-300);
}

.page-news .breadcrumb__link {
  color: var(--graphite-600);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-news .breadcrumb__link:hover {
  color: var(--amber-700);
  border-bottom-color: var(--amber-500);
}

/* ---------- 页头 ---------- */
.page-news .news-head {
  display: grid;
  gap: 24px;
  padding: 8px 0 40px;
}

.page-news .news-head__lead .label {
  margin: 0 0 12px;
  color: var(--amber-700);
}

.page-news .news-head h1 {
  margin: 0 0 16px;
  font-size: clamp(34px, 5.4vw, 66px);
  font-weight: 200;
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--ink-900);
}

.page-news .news-head__intro {
  max-width: 42em;
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink-700);
}

.page-news .news-head__meta {
  display: grid;
  gap: 0;
  align-self: end;
  border-top: var(--news-line);
}

.page-news .news-meta__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 2px;
  border-bottom: var(--news-line);
}

.page-news .news-meta__row .label {
  color: var(--graphite-600);
}

.page-news .news-meta__row .numeric,
.page-news .news-meta__row .clock__value {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-900);
  text-align: right;
}

.page-news .news-head__season {
  display: flex;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-head__seg {
  display: block;
  height: 4px;
  flex: 1 1 0;
}

.page-news .news-head__seg--spring { background: var(--spring-500); }
.page-news .news-head__seg--summer { background: var(--summer-500); }
.page-news .news-head__seg--autumn { background: var(--autumn-500); }
.page-news .news-head__seg--winter { background: var(--winter-500); }

/* ---------- 头条 ---------- */
.page-news .news-lead {
  display: grid;
  gap: 0;
  padding: 0;
  overflow: hidden;
  background: var(--paper-200);
}

.page-news .news-lead__text {
  padding: 28px 24px;
}

.page-news .news-lead__text .label {
  margin: 0 0 12px;
  color: var(--amber-700);
}

.page-news .news-lead h2 {
  margin: 0 0 16px;
  font-size: clamp(24px, 3vw, 38px);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -.01em;
}

.page-news .news-lead__text p {
  max-width: 40em;
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink-700);
}

.page-news .news-lead__foot {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: var(--news-line);
}

.page-news .news-lead__foot .numeric {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--amber-700);
}

.page-news .news-lead__foot .label {
  color: var(--graphite-600);
}

.page-news .news-lead__media {
  margin: 0;
  background: var(--ink-700);
}

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

/* ---------- 分类 ---------- */
.page-news .news-cats {
  margin-top: var(--news-gap);
  padding: 28px 24px;
}

.page-news .section-head {
  margin-bottom: 20px;
}

.page-news .section-head__eyebrow {
  margin: 0 0 8px;
  color: var(--amber-700);
}

.page-news .section-head h2 {
  margin: 0;
  font-size: clamp(22px, 2.8vw, 34px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -.01em;
}

.page-news .cat-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}

.page-news .cat-row > li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  border: var(--news-line);
  background: var(--warm-white);
}

.page-news .cat-row__rate {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--graphite-600);
  white-space: nowrap;
}

.page-news .cat-chip {
  display: inline-block;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  line-height: 1.4;
  white-space: nowrap;
}

.page-news .cat-chip--spring { background: var(--spring-500); color: var(--warm-white); }
.page-news .cat-chip--summer { background: var(--summer-500); color: var(--warm-white); }
.page-news .cat-chip--autumn { background: var(--autumn-500); color: var(--warm-white); }
.page-news .cat-chip--winter { background: var(--winter-500); color: var(--warm-white); }
.page-news .cat-chip--ink { background: var(--ink-700); color: var(--warm-white); }

.page-news .cat-detail {
  display: grid;
  gap: 0;
  margin: 0;
  border-top: var(--news-line);
}

.page-news .cat-detail__item {
  display: grid;
  gap: 8px;
  padding: 16px 0;
  border-bottom: var(--news-line);
}

.page-news .cat-detail__item dt {
  margin: 0;
}

.page-news .cat-detail__item dd {
  margin: 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-700);
}

/* ---------- 条目列表 ---------- */
.page-news .news-stream {
  padding: 48px 0 8px;
}

.page-news .news-stream__note {
  margin: 10px 0 0;
  font-size: 14px;
  color: var(--graphite-600);
}

.page-news .stream-grid {
  column-count: 1;
  column-gap: 16px;
}

.page-news .stream-card {
  break-inside: avoid;
  margin: 0 0 16px;
  padding: 20px;
  border: var(--news-line);
  background: var(--warm-white);
  box-shadow: var(--shadow-soft);
  outline: none;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease), transform .2s var(--ease);
}

.page-news .stream-card:hover,
.page-news .stream-card:focus-visible {
  border-color: var(--amber-500);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lift);
}

.page-news .stream-card:focus-visible {
  outline: 2px solid var(--amber-500);
  outline-offset: 2px;
}

.page-news .stream-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 0 0 12px;
}

.page-news .stream-card__read {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--graphite-600);
}

.page-news .stream-card__title {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -.005em;
}

.page-news .stream-card__excerpt {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-700);
}

.page-news .stream-card__when {
  margin: 0;
  padding-top: 12px;
  border-top: var(--news-line);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--amber-700);
}

/* ---------- 专题系列 ---------- */
.page-news .news-series {
  margin-top: 40px;
  padding: 28px 0 28px 0;
  overflow: hidden;
}

.page-news .news-series .section-head {
  padding: 0 24px;
}

.page-news .series-track {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  padding: 0 24px 12px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-news .series-card {
  flex: 0 0 84%;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  border: var(--news-line);
  background: var(--warm-white);
  box-shadow: var(--shadow-soft);
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}

.page-news .series-card:hover {
  border-color: var(--amber-500);
  box-shadow: var(--shadow-lift);
}

.page-news .series-card--autumn { border-top: 4px solid var(--autumn-500); }
.page-news .series-card--winter { border-top: 4px solid var(--winter-500); }

.page-news .series-card__media {
  margin: 0;
  background: var(--paper-200);
}

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

.page-news .series-card__body {
  padding: 20px;
}

.page-news .series-card__body .label {
  margin: 0 0 8px;
  color: var(--graphite-600);
}

.page-news .series-card h3 {
  margin: 0 0 10px;
  font-size: 22px;
  font-weight: 800;
  line-height: 1.3;
}

.page-news .series-card__body p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--ink-700);
}

.page-news .series-card__foot {
  margin: 0;
  padding-top: 12px;
  border-top: var(--news-line);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--amber-700);
}

/* ---------- 订阅 ---------- */
.page-news .news-sub {
  margin-top: var(--news-gap);
  display: grid;
  gap: 0;
  padding: 0;
  overflow: hidden;
  background: var(--paper-200);
}

.page-news .news-sub__body {
  padding: 28px 24px;
}

.page-news .news-sub__body .label {
  margin: 0 0 10px;
  color: var(--amber-700);
}

.page-news .news-sub h2 {
  margin: 0 0 14px;
  font-size: clamp(22px, 2.8vw, 34px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -.01em;
}

.page-news .news-sub__intro {
  max-width: 40em;
  margin: 0 0 20px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink-700);
}

.page-news .news-sub__list {
  display: grid;
  gap: 0;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-300);
}

.page-news .news-sub__list > li {
  display: grid;
  gap: 6px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-300);
}

.page-news .news-sub__key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--ink-900);
}

.page-news .news-sub__val {
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-700);
}

.page-news .news-sub__links {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--graphite-600);
}

.page-news .news-sub__links a {
  color: var(--amber-700);
  text-decoration: none;
  border-bottom: 1px solid var(--line-300);
  transition: border-color .18s var(--ease);
}

.page-news .news-sub__links a:hover {
  border-bottom-color: var(--amber-500);
}

.page-news .news-sub__media {
  margin: 0;
  position: relative;
  background: var(--ink-700);
}

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

.page-news .news-sub__caption {
  display: block;
  padding: 12px 16px;
  background: var(--ink-900);
  color: var(--paper-200);
  margin: 0;
}

/* ---------- 底部呼叫 ---------- */
.page-news .news-callout {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 40px;
  padding: 24px;
  border: var(--news-line);
  border-left: 4px solid var(--amber-500);
  background: var(--warm-white);
}

.page-news .news-callout__text {
  margin: 0;
  max-width: 38em;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-700);
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 760px) {
  .page-news .news-head {
    grid-template-columns: minmax(0, 1fr) 260px;
    gap: 40px;
    align-items: end;
    padding-bottom: 56px;
  }

  .page-news .news-lead {
    grid-template-columns: 5fr 7fr;
    align-items: stretch;
  }

  .page-news .news-lead__text {
    padding: 40px;
  }

  .page-news .news-lead__media img {
    height: 100%;
  }

  .page-news .news-cats {
    padding: 40px;
  }

  .page-news .cat-detail {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 32px;
  }

  .page-news .cat-detail__item {
    border-bottom: 1px solid var(--line-300);
  }

  .page-news .stream-grid {
    column-count: 2;
    column-gap: 16px;
  }

  .page-news .series-track {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    overflow-x: visible;
    padding: 0 40px;
  }

  .page-news .series-card {
    flex: 1 1 auto;
  }

  .page-news .news-sub {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: stretch;
  }

  .page-news .news-sub__body {
    padding: 40px;
  }

  .page-news .news-sub__media img {
    height: 100%;
  }

  .page-news .news-series .section-head {
    padding: 0 40px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1100px) {
  .page-news .news-head {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 64px;
  }

  .page-news .news-head h1 {
    max-width: 18em;
  }

  .page-news .cat-detail {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .stream-card {
    padding: 24px;
  }

  .page-news .series-card {
    flex-direction: row;
  }

  .page-news .series-card__media {
    flex: 0 0 44%;
  }

  .page-news .series-card__media img {
    height: 100%;
    aspect-ratio: auto;
  }

  .page-news .series-card__body {
    padding: 28px;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-news .stream-card,
  .page-news .series-card,
  .page-news .breadcrumb__link {
    transition: none;
  }

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