.page-news {
  --nw-hair: rgba(30, 37, 52, 0.9);
  --nw-cyan-soft: rgba(35, 224, 214, 0.4);
  --nw-red-soft: rgba(255, 59, 78, 0.42);
  --nw-violet-soft: rgba(92, 75, 224, 0.55);
  display: block;
  padding-bottom: 88px;
}

/* ---------- 面包屑 ---------- */
.page-news .nw-crumbs {
  padding-top: 20px;
  margin-bottom: 4px;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  display: grid;
  gap: 28px;
  padding-top: 16px;
}

.page-news .news-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(32px, 8.6vw, 56px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--text);
  text-wrap: balance;
}

.page-news .news-hero .lede {
  margin: 18px 0 0;
  max-width: 56ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--body-text);
}

.page-news .news-hero__facts {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border: 1px solid var(--nw-hair);
  background: var(--nw-hair);
}

.page-news .news-hero__facts li {
  background: var(--ink-1);
  padding: 13px 14px 15px;
  min-width: 0;
}

.page-news .news-hero__facts b {
  display: block;
  font-family: var(--font-mono);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--cyan);
  line-height: 1.2;
}

.page-news .news-hero__facts span {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  line-height: 1.55;
  color: var(--muted);
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-news .news-hero__banner {
  margin: 0;
  border: 1px solid var(--nw-hair);
  overflow: hidden;
  background: var(--ink-1);
}

.page-news .news-hero__banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.06);
}

/* ---------- 区块通用 ---------- */
.page-news .nw-section {
  margin-top: 64px;
}

.page-news .nw-section h2 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 6vw, 38px);
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--text);
  text-wrap: balance;
}

.page-news .nw-lede {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--body-text);
}

/* ---------- 时间轴与筛选 ---------- */
.page-news .tl-block {
  margin-top: 26px;
  position: relative;
}

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

.page-news .tl-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .tl-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 13px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.07em;
  cursor: pointer;
  transition: color 160ms ease, border-color 160ms ease, background-color 160ms ease;
  user-select: none;
}

.page-news .tl-chip:hover {
  color: var(--text);
  border-color: var(--nw-cyan-soft);
}

.page-news .tl-chip__n {
  color: var(--cyan);
  transition: color 160ms ease;
}

.page-news .tl-block #tl-all:checked ~ .tl-chips [for="tl-all"],
.page-news .tl-block #tl-feature:checked ~ .tl-chips [for="tl-feature"],
.page-news .tl-block #tl-sync:checked ~ .tl-chips [for="tl-sync"],
.page-news .tl-block #tl-access:checked ~ .tl-chips [for="tl-access"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink-0);
}

.page-news .tl-block #tl-all:checked ~ .tl-chips [for="tl-all"] .tl-chip__n,
.page-news .tl-block #tl-feature:checked ~ .tl-chips [for="tl-feature"] .tl-chip__n,
.page-news .tl-block #tl-sync:checked ~ .tl-chips [for="tl-sync"] .tl-chip__n,
.page-news .tl-block #tl-access:checked ~ .tl-chips [for="tl-access"] .tl-chip__n {
  color: var(--ink-0);
}

.page-news .tl-block #tl-all:focus-visible ~ .tl-chips [for="tl-all"],
.page-news .tl-block #tl-feature:focus-visible ~ .tl-chips [for="tl-feature"],
.page-news .tl-block #tl-sync:focus-visible ~ .tl-chips [for="tl-sync"],
.page-news .tl-block #tl-access:focus-visible ~ .tl-chips [for="tl-access"] {
  outline: 2px solid var(--yellow);
  outline-offset: 2px;
}

.page-news .tl-block #tl-feature:checked ~ .timeline .tl-item:not(.tl-item--feature),
.page-news .tl-block #tl-sync:checked ~ .timeline .tl-item:not(.tl-item--sync),
.page-news .tl-block #tl-access:checked ~ .timeline .tl-item:not(.tl-item--access) {
  display: none;
}

.page-news .timeline {
  list-style: none;
  margin: 26px 0 0;
  padding: 0 0 0 26px;
  position: relative;
}

.page-news .timeline::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 14px;
  bottom: 14px;
  width: 1px;
  background: linear-gradient(180deg, var(--red) 0, var(--line) 140px, var(--line) 100%);
}

.page-news .tl-item {
  position: relative;
  border-top: 1px solid var(--nw-hair);
}

.page-news .tl-item::before {
  content: "";
  position: absolute;
  left: -26px;
  top: 22px;
  width: 8px;
  height: 8px;
  background: var(--ink-0);
  border: 1px solid var(--cyan);
}

.page-news .tl-item:first-child::before {
  background: var(--red);
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(255, 59, 78, 0.16);
}

.page-news .tl-entry {
  display: block;
}

.page-news .tl-summary {
  display: grid;
  grid-template-columns: 1fr 20px;
  grid-template-areas:
    "ver caret"
    "title caret"
    "meta caret";
  gap: 7px 12px;
  align-items: start;
  padding: 18px 0 16px;
  list-style: none;
  cursor: pointer;
}

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

.page-news .tl-ver {
  grid-area: ver;
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--cyan);
  padding: 2px 7px;
  border: 1px solid var(--nw-cyan-soft);
}

.page-news .tl-item:first-child .tl-ver {
  color: var(--red);
  border-color: var(--nw-red-soft);
}

.page-news .tl-title {
  grid-area: title;
  font-size: 17px;
  line-height: 1.45;
  color: var(--text);
  font-weight: 600;
}

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

.page-news .tl-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  padding: 2px 8px;
  border: 1px solid var(--line);
  color: var(--muted);
  white-space: nowrap;
}

.page-news .tl-item--feature .tl-tag {
  color: var(--red);
  border-color: var(--nw-red-soft);
}

.page-news .tl-item--sync .tl-tag {
  color: var(--cyan);
  border-color: var(--nw-cyan-soft);
}

.page-news .tl-item--access .tl-tag {
  color: #9C90FF;
  border-color: var(--nw-violet-soft);
}

.page-news .tl-scope {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.page-news .tl-caret {
  grid-area: caret;
  justify-self: end;
  width: 9px;
  height: 9px;
  margin-top: 8px;
  border-right: 1px solid var(--cyan);
  border-bottom: 1px solid var(--cyan);
  transform: rotate(45deg);
  transition: transform 160ms ease;
}

.page-news .tl-entry[open] .tl-caret {
  transform: rotate(225deg);
  border-color: var(--red);
}

.page-news .tl-body {
  padding: 0 0 22px;
}

.page-news .tl-body p {
  margin: 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--body-text);
}

/* ---------- 赛季观察 ---------- */
.page-news .nw-chart {
  margin: 26px 0 0;
  padding: 14px;
  border: 1px solid var(--nw-hair);
  background: var(--ink-1);
}

.page-news .nw-chart img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
}

.page-news .nw-chart figcaption {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.65;
  letter-spacing: 0.02em;
  color: var(--muted);
}

.page-news .nw-obs__grid {
  display: grid;
  gap: 1px;
  margin-top: 24px;
  border: 1px solid var(--nw-hair);
  background: var(--nw-hair);
}

.page-news .nw-note {
  background: var(--ink-0);
  padding: 22px 20px 26px;
  min-width: 0;
}

.page-news .nw-note__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--red);
}

.page-news .nw-note h3 {
  margin: 10px 0 0;
  font-size: 18px;
  line-height: 1.45;
  color: var(--text);
}

.page-news .nw-note p {
  margin: 10px 0 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--body-text);
}

/* ---------- 专题 ---------- */
.page-news .nw-series__grid {
  display: grid;
  gap: 18px;
  margin-top: 26px;
}

.page-news .nw-series__card {
  display: grid;
  grid-template-rows: auto 1fr;
  border: 1px solid var(--nw-hair);
  background: var(--ink-1);
  transition: border-color 160ms ease;
  min-width: 0;
}

.page-news .nw-series__card:hover {
  border-color: var(--nw-cyan-soft);
}

.page-news .nw-series__card figure {
  margin: 0;
  border-bottom: 1px solid var(--nw-hair);
  overflow: hidden;
}

.page-news .nw-series__card img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(0.86) contrast(1.04);
}

.page-news .nw-series__body {
  padding: 20px 20px 24px;
}

.page-news .nw-series__tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--cyan);
  border-left: 2px solid var(--red);
  padding-left: 8px;
}

.page-news .nw-series__body h3 {
  margin: 12px 0 0;
  font-size: 19px;
  line-height: 1.42;
  color: var(--text);
}

.page-news .nw-series__body p {
  margin: 10px 0 16px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--body-text);
}

/* ---------- 回看与提醒 ---------- */
.page-news .nw-back {
  border-top: 1px solid var(--nw-hair);
  padding-top: 48px;
}

.page-news .nw-steps {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 22px;
}

.page-news .nw-step {
  border-left: 2px solid var(--line);
  padding-left: 16px;
  min-width: 0;
}

.page-news .nw-step__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-news .nw-step h3 {
  margin: 8px 0 0;
  font-size: 17px;
  line-height: 1.45;
  color: var(--text);
}

.page-news .nw-step p {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--body-text);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 760px) {
  .page-news {
    padding-bottom: 104px;
  }

  .page-news .nw-crumbs {
    padding-top: 26px;
  }

  .page-news .news-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
    gap: 32px;
    padding-top: 24px;
  }

  .page-news .news-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    max-width: 720px;
  }

  .page-news .news-hero__banner img {
    aspect-ratio: 8 / 3;
  }

  .page-news .nw-section {
    margin-top: 88px;
  }

  .page-news .tl-summary {
    grid-template-columns: 92px minmax(0, 1fr) 20px;
    grid-template-areas:
      "ver title caret"
      "ver meta caret";
    align-items: center;
    gap: 8px 20px;
    padding: 20px 0 18px;
  }

  .page-news .tl-caret {
    margin-top: 0;
  }

  .page-news .tl-item::before {
    top: 26px;
  }

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

  .page-news .nw-note:nth-child(3) {
    grid-column: 1 / -1;
  }

  .page-news .nw-note:nth-child(3) p {
    max-width: 72ch;
  }

  .page-news .nw-series__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }

  .page-news .nw-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 26px;
  }
}

@media (min-width: 1080px) {
  .page-news .nw-chart {
    padding: 18px;
  }

  .page-news .nw-series__body {
    padding: 24px 24px 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .tl-chip,
  .page-news .tl-caret,
  .page-news .nw-series__card {
    transition: none;
  }
}

已按要求输出。