.page-news {
  --news-line: 2px solid var(--hair-strong);
  --news-soft-line: 2px solid var(--hair);
  --news-shadow: 8px 8px 0 rgba(0, 0, 0, .55);
  --news-shadow-sm: 6px 6px 0 rgba(0, 0, 0, .42);
  --news-gap: clamp(16px, 3vw, 28px);
  --news-on-light: #3B4358;
  --news-block-space: clamp(34px, 6vw, 64px);
  color: var(--mist);
}

.page-news .news-crumb {
  padding-top: 22px;
}

.page-news .news-crumb .breadcrumb {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--mute);
}

/* ---------- 首屏 ---------- */
.page-news .topic-hero {
  padding: clamp(20px, 4vw, 46px) 0 clamp(22px, 4vw, 38px);
}

.page-news .hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap);
  align-items: end;
}

.page-news .hero-main {
  min-width: 0;
}

.page-news .topic-hero h1 {
  margin: 12px 0 16px;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(34px, 7.4vw, 74px);
  line-height: 1.04;
  letter-spacing: -0.04em;
  color: var(--mist);
}

.page-news .hero-lead {
  margin: 0;
  max-width: 36em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ash);
}

.page-news .hero-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .stat-item {
  border: var(--news-soft-line);
  background: var(--panel);
  padding: 12px 14px;
}

.page-news .stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 22px;
  letter-spacing: .02em;
  color: var(--gold);
  line-height: 1.1;
}

.page-news .stat-label {
  display: block;
  margin-top: 5px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--ash);
}

.page-news .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-news .hero-figure {
  position: relative;
  margin: 0;
  border: var(--news-line);
  background: var(--panel-2);
  box-shadow: var(--news-shadow);
}

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

.page-news .hero-cap {
  position: absolute;
  left: 0;
  bottom: 0;
  margin: 0;
  padding: 6px 12px;
  background: var(--red);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
}

.page-news .rule {
  margin: 0;
}

/* ---------- 通用区块头 ---------- */
.page-news .index-block,
.page-news .labels-block,
.page-news .tips-block,
.page-news .ops-block,
.page-news .catalog-block {
  margin: var(--news-block-space) 0;
}

.page-news .block-head {
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-news .block-head h2 {
  margin: 8px 0 10px;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(25px, 4.4vw, 42px);
  line-height: 1.12;
  letter-spacing: -0.03em;
  color: var(--mist);
}

.page-news .block-head p {
  margin: 0;
  max-width: 42em;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ash);
}

/* ---------- 索引区 ---------- */
.page-news .index-shell {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap);
}

.page-news .series-rail {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: thin;
}

.page-news .rail-heading {
  display: none;
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--ash);
}

.page-news .series-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 10px 15px;
  border: 2px solid var(--hair);
  background: var(--panel-2);
  color: var(--ash);
  font-size: 14px;
  line-height: 1.2;
  white-space: nowrap;
  cursor: pointer;
  transition: color .22s var(--ease), border-color .22s var(--ease), background .22s var(--ease), box-shadow .22s var(--ease);
}

.page-news .series-btn input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  cursor: pointer;
}

.page-news .series-btn:hover {
  color: var(--mist);
  border-color: var(--hair-strong);
}

.page-news .series-btn:focus-within {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-news .series-btn:has(input:checked) {
  background: var(--red);
  border-color: var(--red);
  color: #fff;
  box-shadow: 4px 4px 0 rgba(0, 0, 0, .45);
}

.page-news .series-btn:has(input:checked)::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: var(--cyan);
}

.page-news .index-shell:has(#fx-version:checked) .t-item:not([data-series="version"]),
.page-news .index-shell:has(#fx-tag:checked) .t-item:not([data-series="tag"]),
.page-news .index-shell:has(#fx-tip:checked) .t-item:not([data-series="tip"]),
.page-news .index-shell:has(#fx-ops:checked) .t-item:not([data-series="ops"]) {
  display: none;
}

.page-news .index-body {
  min-width: 0;
}

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

.page-news .t-item {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  border: var(--news-line);
  background: var(--panel);
  box-shadow: var(--news-shadow-sm);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
}

.page-news .t-item:hover {
  transform: translate(-2px, -2px);
  box-shadow: 8px 8px 0 rgba(0, 0, 0, .52);
  border-color: var(--cyan);
}

.page-news .t-num {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px 0;
  border-right: var(--news-soft-line);
  background: var(--panel-2);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--ash);
  writing-mode: vertical-rl;
}

.page-news .t-body {
  min-width: 0;
  padding: 16px 18px 18px;
}

.page-news .t-figure {
  margin: 0 0 14px;
  border: 2px solid var(--hair);
}

.page-news .t-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-news .t-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.page-news .t-time {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--ash);
}

.page-news .t-title {
  margin: 0 0 7px;
  font-size: clamp(17px, 2.4vw, 20px);
  font-weight: 800;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--mist);
}

.page-news .t-desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ash);
}

.page-news .t-more {
  margin-top: 12px;
  padding-top: 9px;
  border-top: 1px dashed var(--hair-strong);
}

.page-news .t-more summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  list-style: none;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--cyan);
}

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

.page-news .t-more summary::before {
  content: "+";
  font-size: 14px;
  line-height: 1;
}

.page-news .t-more[open] summary::before {
  content: "−";
}

.page-news .t-more summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-news .t-more p {
  margin: 9px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ash);
}

/* ---------- 分类标签（浅色画板） ---------- */
.page-news .labels-block {
  padding: clamp(22px, 3.6vw, 42px) clamp(18px, 3.2vw, 40px);
  background: var(--mist);
  border: 2px solid var(--ink);
  box-shadow: 10px 10px 0 rgba(0, 0, 0, .5);
  color: var(--ink);
}

.page-news .labels-block .section-index {
  color: var(--red);
}

.page-news .labels-block .block-head h2 {
  color: var(--ink-deep);
}

.page-news .labels-block .block-head p {
  color: var(--news-on-light);
}

.page-news .labels-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  align-items: start;
}

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

.page-news .labels-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 2px solid var(--ink);
  background: var(--panel);
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-news .labels-figure figcaption {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--news-on-light);
}

.page-news .label-points {
  display: grid;
  gap: 16px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

.page-news .label-points li {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 12px;
  padding-left: 12px;
  border-left: 4px solid var(--red);
}

.page-news .label-points .mono {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.5;
  color: var(--red);
}

.page-news .label-points h3 {
  margin: 0 0 4px;
  font-size: 16px;
  font-weight: 800;
  line-height: 1.45;
  color: var(--ink-deep);
}

.page-news .label-points p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--news-on-light);
}

/* ---------- 使用技巧 ---------- */
.page-news .tips-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  align-items: start;
}

.page-news .tips-figure {
  margin: 0;
  border: var(--news-line);
  box-shadow: var(--news-shadow);
  background: var(--panel-2);
}

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

.page-news .tips-cards {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.page-news .tip-card {
  display: grid;
  gap: 9px;
  justify-items: start;
  padding: 18px;
  border: 2px solid var(--hair);
  background: var(--panel-2);
  transition: transform .25s var(--ease), border-color .25s var(--ease);
}

.page-news .tip-card:hover {
  transform: translateY(-2px);
  border-color: var(--cyan);
}

.page-news .tip-card h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.45;
  color: var(--mist);
}

.page-news .tip-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--ash);
}

.page-news .tip-link {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .2s var(--ease), color .2s var(--ease);
}

.page-news .tip-link:hover {
  border-bottom-color: var(--cyan);
  color: var(--mist);
}

.page-news .tip-link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* ---------- 运营动态 ---------- */
.page-news .ops-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  align-items: start;
}

.page-news .ops-lead {
  padding: 18px;
  border-left: 4px solid var(--gold);
  background: linear-gradient(120deg, rgba(255, 179, 71, .12), rgba(11, 13, 18, 0) 70%);
}

.page-news .ops-lead p {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ash);
}

.page-news .ops-facts {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: var(--news-soft-line);
}

.page-news .ops-facts li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3px;
  padding: 12px 0;
  border-bottom: var(--news-soft-line);
}

.page-news .ops-key {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--gold);
}

.page-news .ops-val {
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--ash);
}

/* ---------- 专题目录 ---------- */
.page-news .catalog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-news .catalog-col {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px;
  border: 2px solid var(--hair);
  border-left-width: 4px;
  background: linear-gradient(180deg, rgba(108, 92, 231, .14), rgba(11, 13, 18, 0) 62%);
}

.page-news .catalog-col--version {
  border-left-color: var(--cyan);
}

.page-news .catalog-col--tag {
  border-left-color: var(--gold);
}

.page-news .catalog-col--tip {
  border-left-color: var(--green);
}

.page-news .catalog-col--ops {
  border-left-color: var(--red);
}

.page-news .catalog-col h3 {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  margin: 0;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--mist);
}

.page-news .catalog-col h3 .mono {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--gold);
}

.page-news .catalog-col ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .catalog-col li {
  position: relative;
  padding-left: 13px;
  font-size: 13.5px;
  line-height: 1.62;
  color: var(--ash);
}

.page-news .catalog-col li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 5px;
  height: 5px;
  background: var(--hair-strong);
}

.page-news .catalog-col--version li::before {
  background: var(--cyan);
}

.page-news .catalog-col--tag li::before {
  background: var(--gold);
}

.page-news .catalog-col--tip li::before {
  background: var(--green);
}

.page-news .catalog-col--ops li::before {
  background: var(--red);
}

.page-news .catalog-col > a {
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  align-self: flex-start;
  transition: border-color .2s var(--ease);
}

.page-news .catalog-col > a:hover {
  border-bottom-color: var(--gold);
}

.page-news .catalog-col > a:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.page-news .news-backtop {
  display: flex;
  justify-content: flex-end;
  margin-top: 26px;
}

/* ---------- 渐进增强 ---------- */
@media (min-width: 600px) {
  .page-news .hero-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (min-width: 860px) {
  .page-news .hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(24px, 4vw, 46px);
  }

  .page-news .labels-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 30px;
  }

  .page-news .tips-grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: 28px;
  }

  .page-news .ops-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 30px;
  }

  .page-news .ops-facts li {
    grid-template-columns: 102px minmax(0, 1fr);
    gap: 14px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-news .index-shell {
    grid-template-columns: minmax(0, 214px) minmax(0, 1fr);
    align-items: start;
  }

  .page-news .series-rail {
    position: sticky;
    top: 24px;
    flex-direction: column;
    overflow: visible;
    padding: 0 0 0 14px;
    border-left: 3px solid var(--hair);
  }

  .page-news .rail-heading {
    display: block;
  }

  .page-news .series-btn {
    width: 100%;
    justify-content: flex-start;
    white-space: normal;
    text-align: left;
  }
}

@media (min-width: 1080px) {
  .page-news .catalog-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .t-item,
  .page-news .tip-card,
  .page-news .series-btn,
  .page-news .tip-link,
  .page-news .catalog-col > a {
    transition: none;
  }

  .page-news .t-item:hover,
  .page-news .tip-card:hover {
    transform: none;
  }
}
<<<END>>>