.page-news {
  --news-rail-w: 268px;
  --news-row-pad: clamp(16px, 1.8vw, 22px);
  --news-cyan-veil: rgba(51, 230, 206, 0.07);
  --news-cyan-line: rgba(51, 230, 206, 0.22);
  position: relative;
}

/* ---------- 面包屑 ---------- */
.page-news .breadcrumb {
  margin-top: clamp(18px, 3vw, 30px);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding: clamp(24px, 4.4vw, 52px) 0 clamp(32px, 5vw, 68px);
  border-bottom: 1px solid var(--line);
}

.page-news .news-hero h1 {
  margin: clamp(14px, 2vw, 22px) 0 0;
  font-size: clamp(30px, 6.2vw, 76px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: var(--white);
  max-width: 17ch;
}

.page-news .news-hero__lead {
  margin: clamp(16px, 2.4vw, 26px) 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.15vw, 17px);
  line-height: 1.78;
  color: var(--body-text);
}

.page-news .news-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px 20px;
  margin: clamp(26px, 4vw, 46px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-news .news-hero__stats li {
  padding-top: clamp(14px, 1.6vw, 20px);
}

.page-news .news-hero__num {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(26px, 3.6vw, 42px);
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
}

.page-news .news-hero__cap {
  display: block;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

/* ---------- 分类说明 ---------- */
.page-news .news-legend {
  padding: var(--pad-y) 0;
  border-bottom: 1px solid var(--line);
}

.page-news .news-legend__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 52px);
  margin-top: clamp(24px, 3vw, 38px);
}

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

.page-news .legend-row {
  display: grid;
  grid-template-columns: 16px minmax(0, 1fr);
  gap: 0 14px;
  padding: clamp(14px, 1.6vw, 18px) 0;
  border-top: 1px solid var(--line);
}

.page-news .legend-row:last-child {
  border-bottom: 1px solid var(--line);
}

.page-news .legend-row__dot {
  width: 9px;
  height: 9px;
  margin-top: 8px;
  background: var(--muted);
  transition: transform 180ms ease;
}

.page-news .legend-row:hover .legend-row__dot {
  transform: scale(1.6);
}

.page-news .legend-row--odds .legend-row__dot { background: var(--cyan); }
.page-news .legend-row--salary .legend-row__dot { background: var(--blue); }
.page-news .legend-row--ref .legend-row__dot { background: var(--muted); }
.page-news .legend-row--penalty .legend-row__dot { background: var(--amber); }
.page-news .legend-row--fans .legend-row__dot { background: var(--rose); }
.page-news .legend-row--version .legend-row__dot { background: var(--cyan); }

.page-news .legend-row__title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--white);
}

.page-news .legend-row__desc {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--body-text);
  max-width: 46ch;
}

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

/* ---------- 索引列表区 ---------- */
.page-news .news-board {
  padding: var(--pad-y) 0;
  border-bottom: 1px solid var(--line);
}

.page-news .news-board__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 4vw, 56px);
  margin-top: clamp(24px, 3vw, 38px);
}

.page-news .news-stream {
  position: relative;
  min-width: 0;
}

.page-news .news-stream__banner {
  margin: 0 0 clamp(22px, 3vw, 34px);
}

.page-news .filter-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: 0;
  padding: 0;
  opacity: 0;
  pointer-events: none;
  appearance: none;
}

.page-news .news-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: clamp(18px, 2.2vw, 26px);
}

.page-news .filter-tag {
  display: inline-block;
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
  border: 1px solid var(--line);
  cursor: pointer;
  user-select: none;
  transition: color 150ms ease, border-color 150ms ease, background-color 150ms ease;
}

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

.page-news #nf-all:checked ~ .news-filter [for="nf-all"],
.page-news #nf-odds:checked ~ .news-filter [for="nf-odds"],
.page-news #nf-salary:checked ~ .news-filter [for="nf-salary"],
.page-news #nf-ref:checked ~ .news-filter [for="nf-ref"],
.page-news #nf-penalty:checked ~ .news-filter [for="nf-penalty"],
.page-news #nf-fans:checked ~ .news-filter [for="nf-fans"],
.page-news #nf-version:checked ~ .news-filter [for="nf-version"] {
  color: var(--ink-900);
  background: var(--cyan);
  border-color: var(--cyan);
  font-weight: 700;
}

.page-news #nf-all:focus-visible ~ .news-filter [for="nf-all"],
.page-news #nf-odds:focus-visible ~ .news-filter [for="nf-odds"],
.page-news #nf-salary:focus-visible ~ .news-filter [for="nf-salary"],
.page-news #nf-ref:focus-visible ~ .news-filter [for="nf-ref"],
.page-news #nf-penalty:focus-visible ~ .news-filter [for="nf-penalty"],
.page-news #nf-fans:focus-visible ~ .news-filter [for="nf-fans"],
.page-news #nf-version:focus-visible ~ .news-filter [for="nf-version"] {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
}

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

.page-news .news-item {
  position: relative;
  padding: var(--news-row-pad) 0;
  border-bottom: 1px solid var(--line);
  transition: padding-left 180ms ease, background-color 180ms ease;
}

.page-news .news-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: var(--news-row-pad);
  bottom: var(--news-row-pad);
  width: 2px;
  background: var(--cyan);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform 180ms ease;
}

.page-news .news-item__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin: 0 0 10px;
}

.page-news .news-item__league,
.page-news .news-item__round {
  color: var(--muted);
}

.page-news .news-item__title {
  margin: 0;
  font-size: clamp(16px, 1.35vw, 19px);
  line-height: 1.5;
  font-weight: 700;
  color: var(--white);
  max-width: 42ch;
  transition: color 180ms ease;
}

.page-news .cat-tag {
  display: inline-block;
  padding: 3px 9px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  line-height: 1.6;
  border: 1px solid currentColor;
  white-space: nowrap;
}

.page-news .cat-tag--odds { color: var(--cyan); }
.page-news .cat-tag--salary { color: var(--blue); }
.page-news .cat-tag--ref { color: var(--muted); }
.page-news .cat-tag--penalty { color: var(--amber); }
.page-news .cat-tag--fans { color: var(--rose); }
.page-news .cat-tag--version { color: var(--cyan); }

@media (hover: hover) {
  .page-news .news-item:hover {
    padding-left: 16px;
    background: linear-gradient(90deg, var(--news-cyan-veil), transparent 62%);
  }
  .page-news .news-item:hover::before {
    transform: scaleY(1);
  }
  .page-news .news-item:hover .news-item__title {
    color: var(--cyan);
  }
}

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

.page-news #nf-odds:checked ~ .news-list .news-item:not([data-cat="odds"]),
.page-news #nf-salary:checked ~ .news-list .news-item:not([data-cat="salary"]),
.page-news #nf-ref:checked ~ .news-list .news-item:not([data-cat="ref"]),
.page-news #nf-penalty:checked ~ .news-list .news-item:not([data-cat="penalty"]),
.page-news #nf-fans:checked ~ .news-list .news-item:not([data-cat="fans"]),
.page-news #nf-version:checked ~ .news-list .news-item:not([data-cat="version"]) {
  display: none;
}

.page-news .news-stream__more {
  margin: clamp(20px, 3vw, 30px) 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--body-text);
  max-width: 58ch;
}

.page-news .news-stream__more a {
  color: var(--cyan);
  border-bottom: 1px solid var(--news-cyan-line);
}

/* ---------- 归档栏 ---------- */
.page-news .news-rail {
  min-width: 0;
  border-top: 1px solid var(--line);
  padding-top: clamp(22px, 3vw, 30px);
}

.page-news .news-rail__media {
  margin: 0 0 clamp(22px, 3vw, 30px);
}

.page-news .news-rail__title {
  margin: 0;
  font-size: clamp(17px, 1.5vw, 20px);
  font-weight: 700;
  color: var(--white);
}

.page-news .news-rail__note {
  margin: 8px 0 clamp(14px, 2vw, 20px);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  line-height: 1.7;
  color: var(--muted);
}

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

.page-news .archive-chip {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--body-text);
  transition: color 150ms ease, padding-left 150ms ease, background-color 150ms ease;
}

.page-news .archive-chip__count {
  color: var(--muted);
  opacity: 0.5;
  transition: opacity 150ms ease, color 150ms ease;
}

.page-news .archive-chip:hover,
.page-news .archive-chip:focus-visible {
  color: var(--cyan);
  padding-left: 10px;
  background: linear-gradient(90deg, var(--news-cyan-veil), transparent 70%);
  outline: none;
}

.page-news .archive-chip:hover .archive-chip__count,
.page-news .archive-chip:focus-visible .archive-chip__count {
  opacity: 1;
  color: var(--cyan);
}

/* ---------- 专题系列 ---------- */
.page-news .news-series {
  padding: var(--pad-y) 0;
  border-bottom: 1px solid var(--line);
}

.page-news .news-series__media {
  margin: clamp(24px, 3vw, 38px) 0 0;
}

.page-news .series-track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 78%;
  gap: 1px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  margin-top: clamp(20px, 2.6vw, 30px);
  background: var(--line);
  border: 1px solid var(--line);
}

.page-news .series-card {
  position: relative;
  min-width: 0;
  padding: clamp(20px, 2.6vw, 32px);
  background: var(--ink-900);
  scroll-snap-align: start;
  transition: background-color 200ms ease;
}

.page-news .series-card::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--line);
  transition: background-color 200ms ease, height 200ms ease;
}

.page-news .series-card__no {
  margin: 0;
  color: var(--muted);
}

.page-news .series-card__title {
  margin: 14px 0 0;
  font-size: clamp(18px, 1.6vw, 22px);
  font-weight: 700;
  line-height: 1.34;
  color: var(--white);
}

.page-news .series-card__desc {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--body-text);
}

.page-news .series-card__meta {
  display: block;
  margin: 18px 0 0;
  color: var(--muted);
}

@media (hover: hover) {
  .page-news .series-card:hover {
    background: var(--ink-800);
  }
  .page-news .series-card:hover::after {
    background: var(--cyan);
    height: 3px;
  }
}

/* ---------- 更新节奏 ---------- */
.page-news .news-cadence {
  padding: var(--pad-y) 0;
  border-bottom: 1px solid var(--line);
}

.page-news .cadence-list {
  margin: clamp(24px, 3vw, 38px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-news .cadence-row {
  padding: clamp(16px, 1.8vw, 22px) 0;
  border-bottom: 1px solid var(--line);
}

.page-news .cadence-row__term {
  font-size: 15px;
  font-weight: 700;
  color: var(--white);
}

.page-news .cadence-row__desc {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--body-text);
}

.page-news .news-cadence__about {
  margin: clamp(22px, 3vw, 32px) 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--body-text);
  max-width: 60ch;
}

.page-news .news-cadence__about a {
  color: var(--cyan);
  border-bottom: 1px solid var(--news-cyan-line);
}

/* ---------- 底部引导 ---------- */
.page-news .news-cta {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.4vw, 40px);
  padding: var(--pad-y) 0 clamp(48px, 6vw, 88px);
}

.page-news .news-cta__title {
  margin: 14px 0 0;
  font-size: clamp(22px, 2.6vw, 34px);
  font-weight: 700;
  line-height: 1.22;
  color: var(--white);
  max-width: 20ch;
}

.page-news .news-cta__desc {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--body-text);
  max-width: 52ch;
}

.page-news .news-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-content: start;
}

.page-news .news-cta__coop {
  grid-column: 1 / -1;
  margin: 0;
  padding-top: clamp(18px, 2.4vw, 26px);
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .news-cta__coop a {
  color: var(--cyan);
  border-bottom: 1px solid var(--news-cyan-line);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .news-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .news-item {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: start;
    gap: 8px 24px;
  }

  .page-news .news-item__row {
    grid-column: 1 / -1;
    margin-bottom: 12px;
  }

  .page-news .news-item__title {
    grid-column: 1;
  }

  .page-news .news-cadence .cadence-row {
    display: grid;
    grid-template-columns: minmax(150px, 200px) minmax(0, 1fr);
    gap: 12px 28px;
    align-items: baseline;
  }

  .page-news .cadence-row__desc {
    margin-top: 0;
  }
}

@media (min-width: 900px) {
  .page-news .news-legend__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-news .series-track {
    grid-auto-flow: row;
    grid-auto-columns: auto;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    overflow-x: visible;
  }

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

@media (min-width: 1024px) {
  .page-news .news-board__inner {
    grid-template-columns: minmax(0, 1fr) var(--news-rail-w);
    align-items: start;
  }

  .page-news .news-rail {
    border-top: 0;
    padding-top: 0;
  }

  .page-news .news-rail__sticky {
    position: sticky;
    top: calc(var(--header-offset) + 28px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-item,
  .page-news .news-item::before,
  .page-news .news-item__title,
  .page-news .legend-row__dot,
  .page-news .filter-tag,
  .page-news .archive-chip,
  .page-news .archive-chip__count,
  .page-news .series-card,
  .page-news .series-card::after {
    transition: none;
  }
}
<<<END>>>