.page-news{
  --rail-w: 232px;
  --entry-tag-w: 100px;
  --entry-meta-w: 120px;
  background: var(--ink-000);
  color: var(--paper);
}

.page-news .news-shell{
  padding-block: clamp(16px, 3vw, 28px) clamp(40px, 7vw, 80px);
}

.page-news .crumbs{
  margin-bottom: clamp(20px, 3vw, 32px);
}

/* ---------- 索引头 ---------- */
.page-news .news-head{
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 3vw, 28px);
  padding-block: clamp(8px, 2vw, 16px) clamp(28px, 4vw, 48px);
  border-bottom: 2px solid var(--line-000);
  overflow: hidden;
}

.page-news .news-head::before{
  content: "";
  position: absolute;
  top: -30%;
  right: -12%;
  width: min(560px, 92vw);
  aspect-ratio: 1 / 1;
  background: radial-gradient(circle at 68% 32%, rgba(56, 227, 155, 0.22), transparent 62%);
  pointer-events: none;
}

.page-news .news-head__round{
  position: relative;
  z-index: 1;
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-family: var(--font-mono);
}

.page-news .news-head__round-num{
  font-size: clamp(var(--fs-64), 17vw, var(--fs-96));
  line-height: 0.84;
  font-weight: 700;
  letter-spacing: -0.05em;
  color: var(--volt);
  font-variant-numeric: tabular-nums;
}

.page-news .news-head__round-label{
  font-size: var(--fs-12);
  letter-spacing: 0.04em;
  color: var(--muted);
  white-space: nowrap;
}

.page-news .news-head__lead{
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-news .news-head__title{
  margin: 0;
  font-size: clamp(var(--fs-28), 5.4vw, var(--fs-40));
  line-height: 1.14;
  letter-spacing: -0.025em;
  font-weight: 800;
  max-width: 20em;
}

.page-news .news-head__lead .lede{
  margin: 0;
  max-width: 34em;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--muted);
}

.page-news .news-head__stats{
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 6px;
}

.page-news .news-head__stats .stat{
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 12px 14px;
  border: 2px solid var(--line-000);
  background: var(--ink-100);
  min-width: 0;
}

.page-news .news-head__stats .stat__num{
  font-family: var(--font-mono);
  font-size: var(--fs-28);
  line-height: 1;
  font-weight: 700;
  color: var(--paper);
  font-variant-numeric: tabular-nums;
}

.page-news .news-head__stats .stat__num--volt{
  color: var(--volt);
}

.page-news .news-head__stats .stat__num--signal{
  color: var(--signal);
}

.page-news .news-head__stats .stat__label{
  font-size: var(--fs-12);
  color: var(--muted);
  letter-spacing: 0.02em;
}

.page-news .news-head__figure{
  position: relative;
  z-index: 1;
  margin: 0;
  border: 2px solid var(--line-000);
  box-shadow: 6px 6px 0 0 #000;
  overflow: hidden;
}

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

/* ---------- 通栏图 ---------- */
.page-news .news-banner{
  margin: clamp(24px, 4vw, 44px) 0 0;
  border: 2px solid var(--line-000);
  background: var(--ink-100);
  overflow: hidden;
}

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

.page-news .news-banner .figure__caption{
  padding: 10px 14px;
  font-size: var(--fs-12);
  color: var(--muted);
  border-top: 1px solid var(--line-000);
}

/* ---------- 目录区 ---------- */
.page-news .news-catalog{
  padding-block: clamp(28px, 5vw, 56px);
  border-bottom: 2px solid var(--line-000);
}

.page-news .news-h2{
  margin: 0;
  font-size: clamp(var(--fs-20), 3.4vw, var(--fs-28));
  line-height: 1.25;
  letter-spacing: -0.02em;
  font-weight: 800;
}

.page-news .news-note{
  margin: 10px 0 0;
  max-width: 34em;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--muted);
}

.page-news .news-catalog__head{
  margin-bottom: clamp(18px, 3vw, 28px);
}

.page-news .news-catalog__layout{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

/* 话题竖排索引 */
.page-news .news-rail{
  min-width: 0;
}

.page-news .news-rail__caption{
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-news .news-rail__list{
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-news .news-rail__link{
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 10px;
  border: 1px solid var(--line-000);
  border-left: 3px solid transparent;
  color: var(--muted);
  font-size: var(--fs-14);
  white-space: nowrap;
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .news-rail__link span{
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--line-000);
  font-variant-numeric: tabular-nums;
}

.page-news .news-rail__link:hover{
  color: var(--volt);
  border-left-color: var(--volt);
  border-color: var(--line-000);
}

.page-news .news-rail__link:hover span{
  color: var(--volt);
}

/* 条目列表 */
.page-news .news-list{
  margin: 0;
  padding: 0;
  list-style: none;
  min-width: 0;
}

.page-news .entry{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line-000);
}

.page-news .entry__tag{
  justify-self: start;
  align-self: start;
  padding: 3px 7px;
  border: 1px solid var(--line-000);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.04em;
  color: var(--cyan);
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .entry__tag:hover{
  color: var(--ink-000);
  background: var(--volt);
  border-color: var(--volt);
}

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

.page-news .entry__title{
  margin: 0;
  font-size: var(--fs-20);
  line-height: 1.35;
  letter-spacing: -0.015em;
  font-weight: 700;
  color: var(--paper);
}

.page-news .entry__sum{
  margin: 8px 0 0;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--muted);
}

.page-news .entry__scope{
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.02em;
  color: var(--cyan);
  opacity: 0.85;
}

.page-news .entry__meta{
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  font-variant-numeric: tabular-nums;
}

.page-news .entry__round{
  color: var(--signal);
  letter-spacing: 0.06em;
}

.page-news .entry__time{
  color: var(--muted);
}

.page-news .entry:hover .entry__title{
  color: var(--volt);
}

.page-news .news-gap{
  height: clamp(64px, 12vw, 120px);
  margin: 12px 0;
  border-bottom: 1px solid var(--line-000);
  background-image: repeating-linear-gradient(
    to right,
    var(--line-000) 0,
    var(--line-000) 1px,
    transparent 1px,
    transparent 28px
  );
  background-size: 100% 8px;
  background-position: left bottom;
  background-repeat: no-repeat;
}

/* ---------- 按话题浏览 ---------- */
.page-news .news-tags{
  position: relative;
  padding-block: clamp(28px, 5vw, 56px);
  border-bottom: 2px solid var(--line-000);
  overflow: hidden;
}

.page-news .news-tags__bg{
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.18;
  pointer-events: none;
}

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

.page-news .news-tags__inner{
  position: relative;
  z-index: 1;
}

.page-news .news-taggrid{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin-top: clamp(18px, 3vw, 26px);
}

.page-news .news-tagcard{
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px;
  border: 2px solid var(--line-000);
  background: rgba(19, 41, 31, 0.86);
  min-width: 0;
  transition: border-color var(--dur) var(--ease);
}

.page-news .news-tagcard:hover{
  border-color: var(--volt);
}

.page-news .news-tagcard__count{
  font-family: var(--font-mono);
  font-size: var(--fs-28);
  line-height: 1;
  font-weight: 700;
  color: var(--volt);
  font-variant-numeric: tabular-nums;
}

.page-news .news-tagcard__name{
  margin: 0;
  font-size: var(--fs-16);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-news .news-tagcard__desc{
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 专题系列 ---------- */
.page-news .news-series{
  padding-block: clamp(28px, 5vw, 56px);
  border-bottom: 2px solid var(--line-000);
}

.page-news .news-series__layout{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 3vw, 28px);
}

.page-news .news-series__figure{
  margin: 0;
  border: 2px solid var(--line-000);
  overflow: hidden;
  background: var(--ink-100);
}

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

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

.page-news .news-inline-link{
  color: var(--volt);
  text-decoration: none;
  border-bottom: 1px solid var(--line-000);
}

.page-news .news-inline-link:hover{
  border-bottom-color: var(--volt);
}

.page-news .track{
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(230px, 80%);
  gap: 12px;
  margin-top: clamp(16px, 3vw, 24px);
  padding-bottom: 10px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
}

.page-news .track__item{
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px;
  border: 1px solid var(--line-000);
  border-left: 3px solid var(--line-000);
  background: var(--ink-100);
  scroll-snap-align: start;
  min-width: 0;
}

.page-news .track__item--now{
  border-left-color: var(--signal);
  background: var(--ink-200);
}

.page-news .track__num{
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  color: var(--muted);
}

.page-news .track__item--now .track__num{
  color: var(--signal);
}

.page-news .track__title{
  margin: 0;
  font-size: var(--fs-20);
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-news .track__item--now .track__title{
  font-weight: 900;
  color: var(--volt);
}

.page-news .track__desc{
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 收藏与反馈 ---------- */
.page-news .news-sub{
  padding-block: clamp(32px, 6vw, 72px) 0;
}

.page-news .news-sub__panel{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 3vw, 28px);
  padding: clamp(20px, 4vw, 40px);
  border: 2px solid var(--line-000);
  background: var(--ink-100);
  box-shadow: 6px 6px 0 0 #000;
}

.page-news .news-sub__desc{
  margin: 12px 0 0;
  max-width: 34em;
  font-size: var(--fs-14);
  line-height: 1.85;
  color: var(--muted);
}

.page-news .news-sub__actions{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-news .news-sub__link{
  flex-basis: 100%;
  font-size: var(--fs-12);
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-000);
  padding-bottom: 2px;
  justify-self: start;
}

.page-news .news-sub__link:hover{
  color: var(--volt);
  border-bottom-color: var(--volt);
}

/* ---------- 平板 ---------- */
@media (min-width: 720px){
  .page-news .news-head__stats{
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .entry{
    grid-template-columns: var(--entry-tag-w) minmax(0, 1fr) var(--entry-meta-w);
    gap: 4px 16px;
    padding: 18px 0;
    align-items: start;
  }

  .page-news .entry__meta{
    flex-direction: column;
    align-items: flex-end;
    gap: 6px;
    text-align: right;
  }

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

  .page-news .track{
    grid-auto-columns: minmax(250px, 1fr);
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px){
  .page-news .news-head{
    grid-template-columns: minmax(0, 1fr) minmax(240px, 320px);
    grid-template-rows: auto 1fr;
    column-gap: clamp(24px, 4vw, 56px);
    align-items: start;
  }

  .page-news .news-head__round{
    grid-column: 1;
    grid-row: 1;
  }

  .page-news .news-head__lead{
    grid-column: 1;
    grid-row: 2;
  }

  .page-news .news-head__figure{
    grid-column: 2;
    grid-row: 1 / span 2;
    align-self: stretch;
    min-height: 0;
  }

  .page-news .news-catalog__layout{
    grid-template-columns: var(--rail-w) minmax(0, 1fr);
    gap: clamp(24px, 4vw, 52px);
    align-items: start;
  }

  .page-news .news-rail{
    position: sticky;
    top: 96px;
  }

  .page-news .news-rail__list{
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-news .news-rail__link{
    justify-content: space-between;
    border: 1px solid transparent;
    border-left: 3px solid transparent;
  }

  .page-news .news-series__layout{
    grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
    gap: clamp(24px, 4vw, 52px);
    align-items: start;
  }

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

  .page-news .news-sub__actions{
    flex-direction: column;
    align-items: stretch;
    min-width: 220px;
  }

  .page-news .news-sub__link{
    flex-basis: auto;
    text-align: center;
  }
}

@media (min-width: 1080px){
  .page-news .news-taggrid{
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* 悬停展开摘要 */
@media (hover: hover) and (pointer: fine){
  .page-news .entry__sum{
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .page-news .entry:hover .entry__sum,
  .page-news .entry:focus-within .entry__sum{
    -webkit-line-clamp: unset;
    display: block;
    overflow: visible;
  }
}

@media (prefers-reduced-motion: reduce){
  .page-news .entry__tag,
  .page-news .news-rail__link,
  .page-news .news-tagcard{
    transition: none;
  }
}
<<<END>>>