.page-news {
  --news-gap: clamp(24px, 3.4vw, 48px);
  --news-block-y: clamp(48px, 6.5vw, 92px);
  background: var(--ink-900);
  color: var(--ink-text);
  font-family: var(--font-body);
  overflow-x: clip;
}

.page-news .eyebrow {
  color: var(--mint);
}

/* ---------- 首屏 ---------- */

.page-news .news-hero {
  position: relative;
  padding: clamp(24px, 4vw, 52px) 0 clamp(44px, 6vw, 84px);
  border-bottom: 1px solid var(--line-strong);
  background-color: var(--ink-900);
  background-image:
    linear-gradient(to right, rgba(183, 195, 192, .08) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(183, 195, 192, .08) 1px, transparent 1px),
    radial-gradient(120% 100% at 82% 0%, var(--mint-soft), transparent 62%),
    linear-gradient(178deg, var(--ink-900) 0%, var(--ink-950) 100%);
  background-size: 72px 72px, 72px 72px, 100% 100%, 100% 100%;
}

.page-news .news-hero__grid {
  display: grid;
  gap: var(--news-gap);
  margin-top: clamp(20px, 3vw, 36px);
}

.page-news .display-title {
  margin: 14px 0 0;
  color: var(--paper);
}

.page-news .display-title em {
  font-style: normal;
  color: var(--mint);
}

.page-news .lede {
  margin-top: 18px;
  color: var(--ink-text);
}

.page-news .news-hero__stats {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  margin: 26px 0 0;
  padding: 16px 0 0;
  border-top: 1px dashed var(--line-strong);
}

.page-news .news-hero__stats li {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-news .nh-num {
  font-size: clamp(1.5rem, 3.2vw, 2.1rem);
  line-height: 1;
  color: var(--paper);
  letter-spacing: -.02em;
}

.page-news .nh-num small {
  font-size: .48em;
  color: var(--mint);
  margin-left: 2px;
}

.page-news .nh-lab {
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--ink-text-dim);
}

.page-news .news-hero__figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--line-strong);
  background: var(--panel);
  box-shadow: var(--shadow-brut-lg);
  overflow: hidden;
}

.page-news .news-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 8;
  object-fit: cover;
  filter: saturate(.85) contrast(1.05);
}

.page-news .news-hero__cap {
  display: block;
  padding: 9px 12px;
  font-size: 10.5px;
  letter-spacing: .11em;
  color: var(--ink-text-dim);
  border-top: 1px solid var(--line);
  background: rgba(11, 15, 14, .72);
}

/* ---------- 区块通用 ---------- */

.page-news .news-block {
  padding: var(--news-block-y) 0;
  border-bottom: 1px solid var(--line);
  background: var(--ink-900);
}

.page-news .news-block:nth-of-type(even) {
  background: linear-gradient(180deg, var(--ink-950) 0%, var(--ink-900) 100%);
}

.page-news .news-head {
  margin-bottom: clamp(24px, 3.6vw, 44px);
}

.page-news .news-h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.55rem, 4vw, 2.6rem);
  line-height: 1.18;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-news .news-h2 em {
  font-style: normal;
  color: var(--mint);
}

.page-news .news-sub {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--ink-text-dim);
}

/* ---------- 筛选标签 ---------- */

.page-news .topic-filter {
  position: relative;
}

.page-news .tf-input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.page-news .tf-bar {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 2px 2px 8px;
  margin-bottom: clamp(20px, 3vw, 34px);
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-news .tf-input:focus-visible ~ .tf-bar {
  box-shadow: inset 0 0 0 1px var(--mint);
}

.page-news .tf-chip {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding: 9px 15px;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--ink-text);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.2;
  cursor: pointer;
  user-select: none;
  transition: background-color .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
}

.page-news .tf-chip .mono {
  font-size: 11px;
  color: var(--ink-text-dim);
}

.page-news .tf-chip:hover {
  border-color: var(--mint);
  color: var(--paper);
}

.page-news #tf-all:checked ~ .tf-bar [for="tf-all"],
.page-news #tf-round:checked ~ .tf-bar [for="tf-round"],
.page-news #tf-panel:checked ~ .tf-bar [for="tf-panel"],
.page-news #tf-guide:checked ~ .tf-bar [for="tf-guide"],
.page-news #tf-device:checked ~ .tf-bar [for="tf-device"],
.page-news #tf-version:checked ~ .tf-bar [for="tf-version"],
.page-news #tf-culture:checked ~ .tf-bar [for="tf-culture"] {
  background: var(--mint);
  border-color: var(--mint);
  color: var(--ink-950);
}

.page-news #tf-all:checked ~ .tf-bar [for="tf-all"] .mono,
.page-news #tf-round:checked ~ .tf-bar [for="tf-round"] .mono,
.page-news #tf-panel:checked ~ .tf-bar [for="tf-panel"] .mono,
.page-news #tf-guide:checked ~ .tf-bar [for="tf-guide"] .mono,
.page-news #tf-device:checked ~ .tf-bar [for="tf-device"] .mono,
.page-news #tf-version:checked ~ .tf-bar [for="tf-version"] .mono,
.page-news #tf-culture:checked ~ .tf-bar [for="tf-culture"] .mono {
  color: rgba(11, 15, 14, .6);
}

.page-news #tf-round:checked ~ .topic-layout .topic-item:not([data-series="round"]),
.page-news #tf-panel:checked ~ .topic-layout .topic-item:not([data-series="panel"]),
.page-news #tf-guide:checked ~ .topic-layout .topic-item:not([data-series="guide"]),
.page-news #tf-device:checked ~ .topic-layout .topic-item:not([data-series="device"]),
.page-news #tf-version:checked ~ .topic-layout .topic-item:not([data-series="version"]),
.page-news #tf-culture:checked ~ .topic-layout .topic-item:not([data-series="culture"]) {
  display: none;
}

/* ---------- 列表与侧栏 ---------- */

.page-news .topic-layout {
  display: grid;
  gap: var(--news-gap);
}

.page-news .topic-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-strong);
}

.page-news .topic-item {
  position: relative;
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 12px;
  padding: clamp(20px, 2.6vw, 30px) 0 clamp(20px, 2.6vw, 30px) 12px;
  border-bottom: 1px solid var(--line);
  transition: padding-left .22s var(--ease);
}

.page-news .topic-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  bottom: 18px;
  width: 2px;
  background: var(--mint);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform .26s var(--ease);
}

.page-news .topic-item:hover::before,
.page-news .topic-item:focus-within::before {
  transform: scaleY(1);
}

.page-news .topic-item:hover,
.page-news .topic-item:focus-within {
  padding-left: 20px;
}

.page-news .ti-num {
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--ink-text-dim);
  padding-top: 3px;
}

.page-news .ti-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
}

.page-news .ti-when {
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--ink-text-dim);
}

.page-news .ti-title {
  margin: 10px 0 8px;
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 1.9vw, 1.32rem);
  font-weight: 500;
  line-height: 1.38;
  letter-spacing: -.008em;
}

.page-news .ti-title a {
  color: var(--paper);
  text-decoration: none;
  transition: color .18s var(--ease);
}

.page-news .ti-title a:hover {
  color: var(--mint);
}

.page-news .ti-sum {
  margin: 0;
  max-width: 60ch;
  font-size: 14.8px;
  line-height: 1.74;
  color: var(--ink-text-dim);
}

.page-news .ti-figs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .02em;
  color: var(--ink-text-dim);
}

.page-news .ti-figs b {
  color: var(--mint);
  font-weight: 600;
}

.page-news .ti-more {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 14px;
  padding-bottom: 2px;
  font-size: 13px;
  letter-spacing: .03em;
  color: var(--mint);
  text-decoration: none;
  background-image: linear-gradient(var(--mint), var(--mint));
  background-repeat: no-repeat;
  background-size: 0% 1px;
  background-position: 0 100%;
  transition: background-size .28s var(--ease);
}

.page-news .ti-more:hover {
  background-size: 100% 1px;
}

.page-news .topic-side {
  align-self: start;
  border: 1px solid var(--line-strong);
  background: linear-gradient(180deg, var(--panel) 0%, var(--ink-950) 100%);
  padding: 20px 18px 22px;
  box-shadow: var(--shadow-brut);
}

.page-news .side-label {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--mint);
}

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

.page-news .side-list li {
  display: grid;
  gap: 4px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--line);
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--ink-text);
}

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

.page-news .side-list .mono {
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--silver);
}

.page-news .side-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 20px;
  padding: 11px 14px;
  background: var(--orange);
  color: var(--ink-950);
  font-size: 13.5px;
  font-weight: 600;
  text-decoration: none;
  box-shadow: var(--shadow-brut);
  transition: transform .18s var(--ease);
}

.page-news .side-cta:hover {
  transform: translate(-2px, -2px);
}

/* ---------- 系列分栏 ---------- */

.page-news .series-split {
  display: grid;
  gap: var(--news-gap);
  align-items: start;
}

.page-news .series-media {
  margin: 0;
  border: 1px solid var(--line-strong);
  background: var(--panel);
  box-shadow: var(--shadow-brut);
  overflow: hidden;
}

.page-news .series-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 6 / 5;
  object-fit: cover;
  filter: saturate(.9) contrast(1.04);
}

.page-news .series-media--wide img {
  aspect-ratio: 14 / 9;
}

.page-news .series-media--tall img {
  aspect-ratio: 5 / 6;
}

.page-news .series-copy {
  min-width: 0;
}

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

.page-news .series-points li {
  position: relative;
  padding-left: 24px;
  font-size: 15px;
  line-height: 1.74;
  color: var(--ink-text);
}

.page-news .series-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 13px;
  height: 1px;
  background: var(--mint);
}

.page-news .series-points strong {
  color: var(--paper);
  font-weight: 600;
}

.page-news .series-more {
  margin-top: 22px;
  border-top: 1px dashed var(--line-strong);
  border-bottom: 1px dashed var(--line-strong);
}

.page-news .series-more summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 0;
  font-size: 13.5px;
  letter-spacing: .03em;
  color: var(--mint);
  cursor: pointer;
  list-style: none;
}

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

.page-news .series-more summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--silver);
}

.page-news .series-more[open] summary::after {
  content: "−";
  color: var(--mint);
}

.page-news .series-detail {
  padding: 0 0 16px;
  display: grid;
  gap: 12px;
}

.page-news .series-detail p {
  margin: 0;
  max-width: 64ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ink-text-dim);
}

.page-news .series-copy .btn {
  margin-top: 22px;
}

/* ---------- 版本列表 ---------- */

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

.page-news .ver-item {
  display: grid;
  gap: 10px;
  padding: clamp(18px, 2.6vw, 26px) 0;
  border-top: 1px dashed var(--line-strong);
}

.page-news .ver-item:last-child {
  border-bottom: 1px dashed var(--line-strong);
}

.page-news .ver-key {
  margin: 0;
  font-size: 11px;
  line-height: 1.65;
  letter-spacing: .1em;
  color: var(--ink-text-dim);
}

.page-news .ver-key b {
  display: inline-block;
  margin-top: 3px;
  font-size: 15px;
  letter-spacing: .02em;
  color: var(--orange);
  font-weight: 600;
}

.page-news .ver-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 500;
  line-height: 1.4;
  color: var(--paper);
}

.page-news .ver-body p {
  margin: 0;
  max-width: 66ch;
  font-size: 14.6px;
  line-height: 1.76;
  color: var(--ink-text-dim);
}

/* ---------- 继续阅读与联系 ---------- */

.page-news .next-links {
  display: grid;
  gap: 1px;
  background: var(--line-strong);
  border: 1px solid var(--line-strong);
}

.page-news .next-link {
  display: grid;
  gap: 6px;
  padding: 22px 20px 24px;
  background: var(--ink-950);
  text-decoration: none;
  transition: background-color .2s var(--ease);
}

.page-news .next-link:hover,
.page-news .next-link:focus-visible {
  background: var(--panel);
}

.page-news .next-num {
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--mint);
}

.page-news .next-title {
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 500;
  color: var(--paper);
}

.page-news .next-desc {
  font-size: 13.5px;
  line-height: 1.66;
  color: var(--ink-text-dim);
}

.page-news .news-contact {
  display: grid;
  gap: 22px;
  margin-top: clamp(32px, 4.5vw, 56px);
  padding: clamp(22px, 3vw, 34px);
  border: 1px solid var(--line-strong);
  border-left: 3px solid var(--orange);
  background: linear-gradient(120deg, var(--panel) 0%, var(--ink-950) 100%);
}

.page-news .news-contact__line {
  margin: 12px 0 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.76;
  color: var(--ink-text);
}

.page-news .news-contact__mail {
  margin: 14px 0 0;
  font-size: 13.5px;
  letter-spacing: .02em;
  color: var(--mint);
  word-break: break-all;
}

.page-news .news-contact__act {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}

.page-news .news-contact .copy-btn {
  background: transparent;
  border: 1px solid var(--line-strong);
  color: var(--silver);
  padding: 10px 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  cursor: pointer;
  transition: border-color .18s var(--ease), color .18s var(--ease);
}

.page-news .news-contact .copy-btn:hover {
  border-color: var(--mint);
  color: var(--mint);
}

.page-news .news-contact .copy-status {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--coral);
}

.page-news .news-top {
  display: flex;
  justify-content: flex-end;
  padding: clamp(26px, 4vw, 44px) 0 0;
}

.page-news .to-top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: transparent;
  border: 1px solid var(--line-strong);
  color: var(--silver);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  cursor: pointer;
  transition: border-color .18s var(--ease), color .18s var(--ease);
}

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

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-news .next-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.32fr) minmax(0, .88fr);
    align-items: end;
  }

  .page-news .series-split {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-news .series-split--flip {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-news .series-split--flip .series-media {
    order: 2;
  }

  .page-news .ver-item {
    grid-template-columns: 172px minmax(0, 1fr);
    gap: 30px;
    align-items: start;
  }

  .page-news .topic-item {
    grid-template-columns: 46px minmax(0, 1fr);
    gap: 16px;
  }

  .page-news .topic-item:nth-child(even) {
    padding-left: 30px;
  }

  .page-news .topic-item:nth-child(even):hover,
  .page-news .topic-item:nth-child(even):focus-within {
    padding-left: 38px;
  }
}

@media (min-width: 1000px) {
  .page-news .topic-layout {
    grid-template-columns: minmax(0, 1fr) 288px;
    gap: clamp(28px, 4vw, 56px);
  }

  .page-news .topic-side {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-news .topic-item,
  .page-news .topic-item::before,
  .page-news .ti-more,
  .page-news .side-cta,
  .page-news .tf-chip,
  .page-news .next-link,
  .page-news .to-top,
  .page-news .copy-btn {
    transition: none !important;
  }

  .page-news .side-cta:hover {
    transform: none;
  }
}
<<<END>>>