.page-news{
  --news-line: 1px solid var(--sand);
  --news-soft: rgba(220,235,230,.55);
  background: var(--cream);
  color: var(--ink);
  overflow-x: hidden;
}

.page-news .wrap{
  padding-bottom: 8px;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero{
  position: relative;
  padding: 26px 0 14px;
  margin-bottom: 6px;
  background-image: linear-gradient(90deg, var(--celadon), var(--gold) 34%, var(--indigo) 68%, var(--coral));
  background-repeat: no-repeat;
  background-size: 100% 2px;
  background-position: 0 0;
}

.page-news .news-hero h1{
  margin: 12px 0 14px;
  font-size: clamp(32px, 7.4vw, 62px);
  line-height: 1.08;
  letter-spacing: -.02em;
  font-weight: 800;
  color: var(--ink);
  max-width: 14em;
}

.page-news .news-hero .lead{
  max-width: 44em;
  color: var(--ink-80);
  font-size: clamp(15px, 1.6vw, 17px);
}

.page-news .news-hero__meta{
  margin: 18px 0 0;
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--ink-60);
  border-left: 2px solid var(--gold);
  padding-left: 10px;
}

/* ---------- 章节头 ---------- */
.page-news .section-head{
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.page-news .section-head h2{
  margin: 0;
  font-size: clamp(24px, 4.4vw, 40px);
  line-height: 1.16;
  letter-spacing: -.01em;
  font-weight: 800;
  color: var(--ink);
}

.page-news .section-head p{
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-60);
  max-width: 36em;
}

/* ---------- 本季焦点 ---------- */
.page-news #focus{
  background:
    radial-gradient(520px 300px at 92% -6%, rgba(220,235,230,.9), rgba(220,235,230,0) 72%),
    radial-gradient(380px 260px at 4% 104%, rgba(201,168,106,.16), rgba(201,168,106,0) 70%);
  border-radius: 26px;
}

.page-news .focus-grid{
  display: grid;
  gap: 16px;
}

.page-news .focus-card{
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: var(--news-line);
  border-radius: var(--radius);
  background: var(--cream);
  box-shadow: var(--shadow-soft);
}

.page-news .focus-card__media{
  margin: 0;
  overflow: hidden;
}

.page-news .focus-card__media img{
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-news .focus-card__body{
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 20px;
}

.page-news .focus-card__kicker{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin: 0;
}

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

.page-news .focus-card__title{
  margin: 0;
  font-size: clamp(19px, 2.8vw, 24px);
  line-height: 1.34;
  letter-spacing: -.01em;
  font-weight: 700;
  color: var(--ink);
}

.page-news .focus-card__text{
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-80);
}

.page-news .focus-card__actions{
  margin: 4px 0 0;
}

.page-news .focus-card--mist{
  background: var(--mist);
  border-color: rgba(47,111,99,.22);
}

.page-news .focus-card--deep{
  background: var(--indigo);
  border-color: var(--indigo);
}

.page-news .focus-card--deep .focus-card__title{ color: var(--cream); }
.page-news .focus-card--deep .focus-card__text{ color: var(--cream-80); }
.page-news .focus-card--deep .focus-card__num{ color: var(--gold); }

/* ---------- 更新流 ---------- */
.page-news .news-stream{
  margin-top: 26px;
  padding: 26px 16px 30px;
  border-radius: 26px;
  background: var(--news-soft);
}

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

.page-news .stream-wrap{
  position: relative;
}

.page-news .flt-input{
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-news .filter-row{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 16px;
}

.page-news .filter-chip{
  display: inline-block;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid rgba(18,59,58,.18);
  background: var(--cream);
  color: var(--ink-80);
  font-size: 12.5px;
  letter-spacing: .07em;
  line-height: 1.3;
  cursor: pointer;
  transition: background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
}

.page-news .filter-chip:hover{
  border-color: var(--celadon);
  color: var(--celadon);
}

.page-news #flt-all:checked ~ .filter-row [for="flt-all"],
.page-news #flt-doc:checked ~ .filter-row [for="flt-doc"],
.page-news #flt-nav:checked ~ .filter-row [for="flt-nav"],
.page-news #flt-exp:checked ~ .filter-row [for="flt-exp"],
.page-news #flt-collab:checked ~ .filter-row [for="flt-collab"]{
  background: var(--celadon);
  border-color: var(--celadon);
  color: var(--cream);
}

.page-news #flt-all:focus-visible ~ .filter-row [for="flt-all"],
.page-news #flt-doc:focus-visible ~ .filter-row [for="flt-doc"],
.page-news #flt-nav:focus-visible ~ .filter-row [for="flt-nav"],
.page-news #flt-exp:focus-visible ~ .filter-row [for="flt-exp"],
.page-news #flt-collab:focus-visible ~ .filter-row [for="flt-collab"]{
  outline: 2px solid var(--lake);
  outline-offset: 2px;
}

.page-news #flt-doc:checked ~ .news-list .news-item:not(.is-doc),
.page-news #flt-nav:checked ~ .news-list .news-item:not(.is-nav),
.page-news #flt-exp:checked ~ .news-list .news-item:not(.is-exp),
.page-news #flt-collab:checked ~ .news-list .news-item:not(.is-collab){
  display: none;
}

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

.page-news .news-list::before{
  content: "";
  position: absolute;
  left: 9px;
  top: 14px;
  bottom: 14px;
  width: 1px;
  background: var(--sand);
}

.page-news .news-item{
  position: relative;
  padding-left: 32px;
}

.page-news .news-item::before{
  content: "";
  position: absolute;
  left: 5px;
  top: 20px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--celadon);
  box-shadow: 0 0 0 4px var(--news-soft);
}

.page-news .news-item.is-nav::before{ background: var(--lake); }
.page-news .news-item.is-exp::before{ background: var(--coral); }
.page-news .news-item.is-collab::before{ background: var(--gold); }

.page-news .news-item summary{
  display: grid;
  gap: 6px;
  padding: 13px 26px 13px 0;
  list-style: none;
  cursor: pointer;
  position: relative;
  border-bottom: var(--news-line);
}

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

.page-news .news-item summary::after{
  content: "＋";
  position: absolute;
  right: 2px;
  top: 14px;
  font-size: 13px;
  color: var(--ink-60);
  line-height: 1;
}

.page-news .news-item[open] summary::after{
  content: "－";
  color: var(--celadon);
}

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

.page-news .news-item__meta{
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--ink-60);
}

.page-news .news-item__cat{
  color: var(--celadon);
  font-weight: 600;
}

.page-news .news-item.is-nav .news-item__cat{ color: var(--lake); }
.page-news .news-item.is-exp .news-item__cat{ color: var(--coral); }
.page-news .news-item.is-collab .news-item__cat{ color: var(--wine); }

.page-news .news-item__time{
  padding-left: 10px;
  border-left: 1px solid var(--sand);
}

.page-news .news-item__title{
  margin: 0;
  font-size: clamp(16px, 2.1vw, 18px);
  line-height: 1.5;
  font-weight: 700;
  letter-spacing: -.005em;
  color: var(--ink);
  transition: color .2s var(--ease);
}

.page-news .news-item__body{
  padding: 4px 20px 16px 0;
  border-bottom: var(--news-line);
}

.page-news .news-item__body p{
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ink-80);
}

/* ---------- 侧栏 ---------- */
.page-news .stream-aside{
  display: grid;
  gap: 20px;
  align-content: start;
}

.page-news .toc{
  border-left: 2px solid var(--sand);
  padding-left: 16px;
}

.page-news .toc__title{
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--ink-60);
}

.page-news .toc__list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-news .toc__link{
  display: inline-block;
  font-size: 14px;
  color: var(--ink-80);
  text-decoration: none;
  transition: color .2s var(--ease);
}

.page-news .toc__link:hover{ color: var(--celadon); }

.page-news .toc__link.is-active,
.page-news .toc__link[aria-current="true"]{
  color: var(--celadon);
  font-weight: 600;
}

.page-news .aside-card{
  padding: 18px;
  border: var(--news-line);
  border-radius: var(--radius-sm);
  background: var(--cream);
}

.page-news .aside-card__title{
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--ink-60);
}

.page-news .aside-card__list{
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news .aside-card__link{
  display: block;
  padding-bottom: 9px;
  border-bottom: 1px solid rgba(216,209,195,.7);
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink);
  text-decoration: none;
  transition: color .2s var(--ease);
}

.page-news .aside-card__link:hover{ color: var(--lake); }

.page-news .aside-card__note{
  margin: 0 0 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-60);
}

/* ---------- 专题 ---------- */
.page-news .news-special{
  margin-top: 22px;
}

.page-news .rail-scroll{
  display: flex;
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 4px 2px 16px;
  margin-inline: -2px;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-news .topic-card{
  flex: 0 0 82%;
  max-width: 360px;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: var(--news-line);
  border-radius: var(--radius);
  background: var(--cream);
  box-shadow: var(--shadow-soft);
}

.page-news .topic-card--media{
  background: var(--mist);
}

.page-news .topic-card__media{
  margin: 0;
}

.page-news .topic-card__media img{
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.page-news .topic-card__body{
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px;
  flex: 1;
}

.page-news .topic-card__kicker{
  margin: 0;
}

.page-news .topic-card__title{
  margin: 0;
  font-size: 19px;
  line-height: 1.36;
  font-weight: 700;
  color: var(--ink);
}

.page-news .topic-card__text{
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-80);
  flex: 1;
}

.page-news .topic-card__link{
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--lake);
  text-decoration: none;
  border-bottom: 1px solid rgba(44,110,143,.35);
  align-self: flex-start;
  padding-bottom: 2px;
}

.page-news .topic-card__link:hover{
  color: var(--celadon);
  border-color: var(--celadon);
}

.page-news .scroll-hint{
  margin: 0;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--ink-60);
}

/* ---------- 选题与选编 ---------- */
.page-news .news-editorial{
  margin-top: 20px;
  padding-top: 30px;
  border-top: var(--news-line);
}

.page-news .editorial-grid{
  display: grid;
  gap: 24px;
}

.page-news .editorial-copy h2{
  margin: 10px 0 12px;
  font-size: clamp(24px, 4.4vw, 38px);
  line-height: 1.18;
  letter-spacing: -.01em;
  font-weight: 800;
  color: var(--ink);
}

.page-news .editorial-copy .lead{
  color: var(--ink-80);
  max-width: 40em;
}

.page-news .source-list{
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-news .source-list__item{
  padding: 16px 18px;
  border-left: 3px solid var(--celadon);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--mist);
}

.page-news .source-list__item:nth-child(2){ border-left-color: var(--lake); }
.page-news .source-list__item:nth-child(3){ border-left-color: var(--coral); }

.page-news .source-list__title{
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
}

.page-news .source-list__item p{
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-80);
}

.page-news .editorial-stats{
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px dashed var(--sand);
  display: grid;
  gap: 8px;
}

.page-news .editorial-stats p{
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-80);
}

.page-news .editorial-figure{
  margin: 0;
}

.page-news .editorial-figure img{
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: var(--radius);
}

.page-news .editorial-figure .media__caption{
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--ink-60);
}

/* ---------- 尾部 ---------- */
.page-news .news-follow{
  margin-top: 8px;
  padding: 30px 20px;
  border-radius: 26px;
  background: linear-gradient(140deg, var(--mist), rgba(248,242,231,.9) 62%);
  border: var(--news-line);
}

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

.page-news .follow-copy h2{
  margin: 10px 0 12px;
  font-size: clamp(24px, 4.4vw, 38px);
  line-height: 1.18;
  letter-spacing: -.01em;
  font-weight: 800;
  color: var(--ink);
}

.page-news .follow-copy p{
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-80);
  max-width: 40em;
}

.page-news .follow-actions{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 20px 0 16px;
}

.page-news .follow-note{
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--ink-60);
  padding-left: 10px;
  border-left: 2px solid var(--gold);
}

.page-news .follow-figure{
  margin: 0;
}

.page-news .follow-figure img{
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
  border-radius: var(--radius);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px){
  .page-news .news-stream{ padding: 32px 26px 36px; }
  .page-news .news-follow{ padding: 36px 30px; }
  .page-news .topic-card{ flex-basis: 62%; }
  .page-news .source-list{ grid-template-columns: repeat(2, minmax(0,1fr)); }
  .page-news .source-list__item:nth-child(3){ grid-column: span 2; }
}

@media (min-width: 900px){
  .page-news .news-hero{ padding: 40px 0 24px; }
  .page-news #focus{ padding: 34px 30px; }

  .page-news .focus-grid{
    grid-template-columns: 1.18fr .92fr .86fr;
    align-items: start;
    gap: 18px;
  }

  .page-news .focus-card:nth-child(2){ margin-top: 30px; }
  .page-news .focus-card:nth-child(3){ margin-top: 64px; }

  .page-news .stream-layout{
    grid-template-columns: minmax(0, 1fr) 296px;
    gap: 40px;
    align-items: start;
  }

  .page-news .stream-aside{
    position: sticky;
    top: calc(var(--bar-h) + 26px);
  }

  .page-news .topic-card{ flex-basis: 44%; }

  .page-news .editorial-grid{
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    gap: 36px;
    align-items: start;
  }

  .page-news .follow-grid{
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 34px;
    align-items: center;
  }
}

@media (min-width: 1120px){
  .page-news .topic-card{ flex-basis: 30.5%; }
  .page-news .filter-row{ gap: 10px; }
}
<<<END>>>