.page-news {
  --news-radius: 0px;
  --news-stack: 6px;
  background: var(--ink);
  color: var(--paper);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  padding: 40px 0 52px;
  overflow: hidden;
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  top: -8%;
  right: 0;
  width: 66%;
  height: 116%;
  background: linear-gradient(150deg, var(--gold) 0%, var(--amber) 58%, var(--molten) 100%);
  clip-path: polygon(42% 0, 100% 0, 100% 100%, 0 100%);
  opacity: 0.13;
  pointer-events: none;
  z-index: 0;
}

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

.page-news .news-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  align-items: end;
}

.page-news .news-hero__title {
  margin: 12px 0 0;
  transform: skewX(-4deg);
  transform-origin: left bottom;
}

.page-news .news-hero__lead {
  margin: 18px 0 0;
  max-width: 56ch;
  color: var(--paper);
}

.page-news .news-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.page-news .news-hero__media {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  background: var(--char);
  box-shadow: 10px 10px 0 -1px var(--ink), 10px 10px 0 0 var(--line);
}

.page-news .news-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.08);
}

.page-news .news-hero__media .media__cap {
  position: absolute;
  left: 0;
  bottom: 0;
  margin: 0;
  padding: 6px 10px;
  background: rgba(10, 11, 13, 0.86);
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mist);
}

/* ---------- 条目索引 ---------- */
.page-news .news-index__head {
  max-width: 68ch;
}

.page-news .news-index__intro {
  margin-top: 14px;
  color: var(--mist);
}

.page-news .news-index__filters {
  margin-top: 26px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .news-index__filters .filter-btn {
  padding: 8px 14px;
  border: 1px solid var(--line);
  background: var(--char);
  color: var(--mist);
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-news .news-index__filters .filter-btn:hover {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-news .news-index__filters .filter-btn[aria-pressed="true"],
.page-news .news-index__filters .filter-btn.is-active {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink);
}

.page-news .entry-list {
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
  border-bottom: 1px solid var(--line);
}

.page-news .entry {
  border-top: 1px solid var(--line);
}

.page-news .entry.is-hidden,
.page-news [data-filter-item].is-hidden {
  display: none;
}

.page-news .entry__box {
  display: block;
}

.page-news .entry__sum {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas:
    "tag cue"
    "title cue";
  gap: 8px 14px;
  align-items: center;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
  transition: padding-left var(--dur) var(--ease);
}

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

.page-news .entry__sum:hover,
.page-news .entry__sum:focus-visible {
  padding-left: 10px;
}

.page-news .entry__tag {
  grid-area: tag;
  justify-self: start;
  font-family: var(--font-body);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.page-news .entry__title {
  grid-area: title;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.4;
  color: var(--paper);
  letter-spacing: -0.01em;
}

.page-news .entry__cue {
  grid-area: cue;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border: 1px solid var(--line);
  color: var(--cyan);
  font-family: var(--font-num);
  font-size: 15px;
  line-height: 1;
  flex: none;
}

.page-news .entry__cue::before {
  content: "+";
}

.page-news .entry__box[open] .entry__cue::before {
  content: "\2212";
}

.page-news .entry__box[open] .entry__cue {
  border-color: var(--cyan);
}

.page-news .entry__panel {
  padding: 0 0 24px;
  max-width: 68ch;
}

.page-news .entry__panel p {
  margin: 0 0 1em;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-news .entry__facts {
  margin: 0;
  display: grid;
  gap: 8px;
  border-left: 2px solid var(--line);
  padding-left: 14px;
}

.page-news .entry__fact {
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 10px;
  align-items: baseline;
}

.page-news .entry__fact dt {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-news .entry__fact dd {
  margin: 0;
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  font-weight: 600;
  color: var(--paper);
}

.page-news .news-index__tail {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-top: 44px;
  align-items: start;
}

.page-news .news-index__tail-copy {
  max-width: 60ch;
}

.page-news .news-index__tail-copy .h3 {
  margin: 0 0 12px;
}

.page-news .news-index__tail-copy .prose {
  color: var(--mist);
}

.page-news .news-index__tail-link {
  margin-top: 16px;
  font-size: 14px;
}

.page-news .news-index__tail-link a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(232, 178, 58, 0.5);
}

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

.page-news .news-index__tail-media {
  margin: 0;
  position: relative;
  border: 1px solid var(--line);
  background: var(--char);
  max-width: 320px;
  box-shadow: 12px 12px 0 -1px var(--ink), 12px 12px 0 0 var(--line);
}

.page-news .news-index__tail-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 3;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.05);
}

.page-news .news-index__tail-media .media__cap {
  position: absolute;
  left: 0;
  bottom: 0;
  margin: 0;
  padding: 5px 9px;
  background: rgba(10, 11, 13, 0.88);
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--violet);
}

/* ---------- 统计快照 ---------- */
.page-news .news-snapshot {
  position: relative;
}

.page-news .news-snapshot__head {
  max-width: 68ch;
}

.page-news .news-snapshot__head .prose {
  margin-top: 14px;
  color: var(--mist);
}

.page-news .news-snapshot__stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 30px;
}

.page-news .news-snapshot__stat {
  position: relative;
  padding: 22px 20px 20px;
  background: var(--char);
  border: 1px solid var(--line);
  border-top: 2px solid var(--amber);
}

.page-news .news-snapshot__num {
  display: block;
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  font-size: clamp(38px, 7vw, 56px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-news .news-snapshot__unit {
  margin-left: 4px;
  font-size: 16px;
  color: var(--amber);
}

.page-news .news-snapshot__stat .stat__label {
  display: block;
  margin-top: 12px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-news .news-snapshot__media {
  margin: 30px 0 0;
  position: relative;
  border: 1px solid var(--line);
  background: var(--char);
  overflow: hidden;
}

.page-news .news-snapshot__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  opacity: 0.62;
}

.page-news .news-snapshot__media .media__cap {
  position: absolute;
  right: 0;
  bottom: 0;
  margin: 0;
  padding: 5px 10px;
  background: rgba(10, 11, 13, 0.88);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
}

/* ---------- 连载专题 ---------- */
.page-news .news-series__head {
  max-width: 62ch;
}

.page-news .news-series__head .prose {
  margin-top: 14px;
  color: var(--mist);
}

.page-news .news-series__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
  margin-top: 32px;
  align-items: start;
}

.page-news .news-series__media {
  margin: 0;
  position: relative;
  border: 1px solid var(--line);
  background: var(--char);
  max-width: 420px;
}

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

.page-news .news-series__media .media__cap {
  position: absolute;
  left: 0;
  bottom: 0;
  margin: 0;
  padding: 5px 10px;
  background: rgba(10, 11, 13, 0.88);
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
}

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

.page-news .series-card {
  position: relative;
  padding: 22px 22px 20px;
  background: var(--char);
  border: 1px solid var(--line);
  border-left: 3px solid var(--violet);
  box-shadow:
    var(--news-stack) var(--news-stack) 0 -1px var(--ink),
    var(--news-stack) var(--news-stack) 0 0 var(--line),
    calc(var(--news-stack) * 2) calc(var(--news-stack) * 2) 0 -1px var(--ink),
    calc(var(--news-stack) * 2) calc(var(--news-stack) * 2) 0 0 var(--line);
  transition: transform var(--dur) var(--ease);
}

.page-news .series-card:hover {
  transform: translateY(-4px);
}

.page-news .series-card--gold {
  border-left-color: var(--gold);
}

.page-news .series-card--cyan {
  border-left-color: var(--cyan);
}

.page-news .series-card--jade {
  border-left-color: var(--jade);
}

.page-news .series-card__kicker {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-news .series-card__title {
  margin: 8px 0 10px;
}

.page-news .series-card__desc {
  margin: 0 0 14px;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.72;
  color: var(--mist);
  max-width: 54ch;
}

.page-news .series-card__stat {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 13px;
  color: var(--paper);
}

.page-news .series-card__num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  font-size: 28px;
  line-height: 1;
  color: var(--amber);
}

.page-news .series-card--cyan .series-card__num {
  color: var(--cyan);
}

.page-news .series-card--jade .series-card__num {
  color: var(--jade);
}

.page-news .series-card__latest {
  margin: 10px 0 0;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--mist);
}

/* ---------- 回溯与订阅 ---------- */
.page-news .news-archive__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
  align-items: start;
}

.page-news .news-archive__copy {
  max-width: 62ch;
}

.page-news .news-archive__copy .prose {
  margin-top: 14px;
  color: var(--mist);
}

.page-news .news-archive__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-news .news-archive__side {
  padding: 22px 20px;
  background: var(--char);
  border: 1px solid var(--line);
  border-top: 2px solid var(--gold);
}

.page-news .news-archive__side-title {
  margin: 0 0 16px;
}

.page-news .news-archive__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-news .news-archive__list li {
  display: grid;
  gap: 4px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.page-news .news-archive__list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-news .news-archive__key {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-news .news-archive__val {
  font-size: 14px;
  line-height: 1.6;
  color: var(--paper);
}

.page-news .news-archive__note {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: 12px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 返回顶部 ---------- */
.page-news .to-top {
  position: fixed;
  right: 18px;
  bottom: 22px;
  z-index: 30;
  padding: 10px 14px;
  border: 1px solid var(--line);
  background: var(--char);
  color: var(--cyan);
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.08em;
  cursor: pointer;
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .to-top.is-on {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.page-news .to-top:hover {
  border-color: var(--cyan);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .news-snapshot__stats {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-news .entry__sum {
    grid-template-columns: 128px 1fr auto;
    grid-template-areas: "tag title cue";
    gap: 10px 18px;
  }

  .page-news .entry__tag {
    align-self: start;
    margin-top: 3px;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero {
    padding: 56px 0 72px;
  }

  .page-news .news-hero__grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 48px;
  }

  .page-news .news-index__tail {
    grid-template-columns: 1fr 320px;
    gap: 48px;
    align-items: end;
  }

  .page-news .news-index__tail-media {
    justify-self: end;
  }

  .page-news .news-series__grid {
    grid-template-columns: 0.85fr 1.15fr;
    gap: 52px;
  }

  .page-news .news-archive__inner {
    grid-template-columns: 1.35fr 0.65fr;
    gap: 52px;
  }
}

@media (min-width: 1200px) {
  .page-news .news-snapshot__stats {
    gap: 22px;
  }

  .page-news .news-snapshot__stat {
    padding: 28px 26px 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .series-card,
  .page-news .entry__sum,
  .page-news .to-top,
  .page-news .news-index__filters .filter-btn {
    transition: none;
  }
}
<<<END>>>