.page-news .news-hero {
  position: relative;
  padding-block: clamp(24px, 3.6vw, 44px) clamp(34px, 5vw, 72px);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(95, 242, 233, .07), transparent 60%),
    radial-gradient(90% 70% at 4% 100%, rgba(255, 155, 84, .05), transparent 65%),
    linear-gradient(180deg, var(--ink-950), var(--ink-900));
  border-bottom: 1px solid var(--line-soft);
}

.page-news .news-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 48px);
  margin-top: clamp(18px, 3vw, 34px);
}

.page-news .news-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(27px, 4.1vw, 48px);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-news .news-hero .lede {
  margin-top: 18px;
  max-width: 54ch;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.72;
  color: var(--muted);
}

.page-news .hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 34px;
  margin-top: 30px;
  padding-top: 22px;
  border-top: 1px solid var(--line-soft);
}

.page-news .hero-stats .stat__value {
  display: block;
  font-family: var(--font-mono);
  font-size: 21px;
  line-height: 1.2;
  color: var(--cyan);
}

.page-news .hero-stats .stat__label {
  display: block;
  margin-top: 5px;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-news .news-hero__visual {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--ink-950);
  box-shadow: var(--shadow-card);
}

.page-news .news-hero__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(205deg, rgba(95, 242, 233, .16), transparent 48%);
  pointer-events: none;
}

.page-news .news-hero__visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- 左侧目录 + 文章区 ---------- */

.page-news .news-columns {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3vw, 44px);
}

.page-news .index-rail__title {
  margin: 0 0 12px;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-news .index-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-news .index-rail__link {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 12px;
  font-size: 14px;
  color: var(--muted);
  text-decoration: none;
  border-left: 2px solid transparent;
  border-radius: 8px;
  transition: color .25s ease, border-color .25s ease, background-color .25s ease;
}

.page-news .index-rail__link:hover,
.page-news .index-rail__link:focus-visible {
  color: var(--paper);
  border-left-color: var(--cyan);
  background: var(--cyan-12);
}

.page-news .index-rail__num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cyan);
}

.page-news .column-main .section-head h2 {
  margin: 10px 0 0;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: clamp(22px, 2.6vw, 32px);
  line-height: 1.32;
  color: var(--paper);
}

.page-news .column-main .section-head .lede {
  margin-top: 14px;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.72;
  color: var(--muted);
}

.page-news .filter-bar {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 26px;
  padding-block: 16px;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-news .filter-bar__label {
  margin: 0;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-news .filter-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .filter-pill {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: .05em;
  color: var(--muted);
  cursor: pointer;
  transition: color .22s ease, border-color .22s ease, background-color .22s ease;
}

.page-news .filter-pill:hover {
  color: var(--paper);
  border-color: var(--cyan-40);
}

.page-news .filter-pill:has(input:checked) {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink-950);
}

.page-news .filter-pill:has(input:focus-visible) {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-news .article-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
  margin-top: 26px;
}

.page-news .article-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 22px 24px;
  background: var(--ink-800);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-card);
  overflow: hidden;
  transition: transform .3s ease, border-color .3s ease;
}

.page-news .article-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: linear-gradient(180deg, var(--cyan), rgba(95, 242, 233, 0));
  transform: scaleY(0);
  transform-origin: top;
  transition: transform .35s ease;
}

.page-news .article-card:hover {
  border-color: var(--cyan-40);
  transform: translateY(-3px);
}

.page-news .article-card:hover::before {
  transform: scaleY(1);
}

.page-news .article-card__cat {
  margin: 0;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-news .article-card__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 18px;
  line-height: 1.45;
  color: var(--paper);
}

.page-news .article-card__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.68;
  color: var(--muted);
}

.page-news .article-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  margin: 0;
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px dashed var(--line-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  color: rgba(167, 176, 196, .78);
}

.page-news .news-columns:has(#filter-round:checked) .article-card:not([data-cat~="round"]),
.page-news .news-columns:has(#filter-batch:checked) .article-card:not([data-cat~="batch"]),
.page-news .news-columns:has(#filter-version:checked) .article-card:not([data-cat~="version"]),
.page-news .news-columns:has(#filter-method:checked) .article-card:not([data-cat~="method"]),
.page-news .news-columns:has(#filter-season:checked) .article-card:not([data-cat~="season"]) {
  display: none;
}

/* ---------- 批次更新 ---------- */

.page-news .batch-layout,
.page-news .version-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.5vw, 44px);
}

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

.page-news .batch-list::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--cyan-40), var(--line));
}

.page-news .batch-item {
  position: relative;
  padding-left: 30px;
  padding-bottom: 26px;
}

.page-news .batch-item:last-child {
  padding-bottom: 0;
}

.page-news .batch-item::before {
  content: "";
  position: absolute;
  left: 1px;
  top: 6px;
  width: 9px;
  height: 9px;
  box-sizing: border-box;
  border-radius: 50%;
  background: var(--ink-900);
  border: 2px solid var(--cyan);
}

.page-news .batch-item__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-news .batch-item__code {
  font-size: 15px;
  letter-spacing: .04em;
  color: var(--paper);
}

.page-news .batch-item__text {
  margin: 10px 0 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 版本笔记 ---------- */

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

.page-news .version-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px 24px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-news .version-row__ver {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-news .version-row__code {
  font-size: 18px;
  color: var(--cyan);
  letter-spacing: .04em;
}

.page-news .version-row__type {
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-news .version-row__text {
  margin: 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 通用侧图 ---------- */

.page-news .side-figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--ink-950);
}

.page-news .side-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-news .side-figure figcaption {
  padding: 13px 16px;
  border-top: 1px solid var(--line-soft);
  background: var(--ink-900);
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 对照方法 ---------- */

.page-news .method-paths {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

.page-news .method-path {
  position: relative;
  padding: 24px 22px 26px;
  background:
    linear-gradient(160deg, rgba(95, 242, 233, .07), transparent 55%),
    var(--ink-800);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-card);
}

.page-news .method-path__num {
  margin: 0;
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-news .method-path__title {
  margin: 12px 0 0;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 20px;
  color: var(--paper);
}

.page-news .method-path__text {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 赛季专题 ---------- */

.page-news .season-banner {
  position: relative;
  margin: 0 0 clamp(20px, 3vw, 32px);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--ink-950);
}

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

.page-news .season-banner__cap {
  position: absolute;
  left: clamp(14px, 2.4vw, 26px);
  right: clamp(14px, 2.4vw, 26px);
  bottom: clamp(14px, 2.4vw, 26px);
  padding: 12px 18px;
  border-left: 2px solid var(--cyan);
  border-radius: 4px;
  background: rgba(7, 11, 26, .84);
  font-size: 13px;
  line-height: 1.6;
  color: var(--paper);
}

.page-news .topic-scroller {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 18px;
  scrollbar-color: var(--line) transparent;
}

.page-news .topic-scroller:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
  border-radius: 8px;
}

.page-news .topic-card {
  flex: 0 0 min(292px, 78vw);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px;
  background: linear-gradient(165deg, var(--ink-800), var(--ink-900));
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-card);
  transition: border-color .25s ease;
}

.page-news .topic-card:hover {
  border-color: var(--cyan-40);
}

.page-news .topic-card__stage {
  margin: 0;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-news .topic-card__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 18px;
  line-height: 1.45;
  color: var(--paper);
}

.page-news .topic-card__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.68;
  color: var(--muted);
}

.page-news .topic-card__meta {
  margin: auto 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line-soft);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
}

.page-news .topic-card__meta .mono {
  color: var(--cyan);
  font-size: 15px;
}

/* ---------- 结尾入口 ---------- */

.page-news .cta-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  padding: clamp(24px, 3.6vw, 40px);
  background:
    linear-gradient(140deg, rgba(95, 242, 233, .09), transparent 58%),
    var(--ink-800);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
}

.page-news .cta-panel h2 {
  margin: 10px 0 0;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: clamp(20px, 2.4vw, 28px);
  line-height: 1.34;
  color: var(--paper);
}

.page-news .cta-panel__lead {
  margin: 12px 0 0;
  max-width: 56ch;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

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

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-news .article-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 720px) {
  .page-news .filter-bar {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
  }

  .page-news .version-row {
    grid-template-columns: 150px minmax(0, 1fr);
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-news .batch-layout,
  .page-news .version-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, .76fr);
    align-items: start;
  }

  .page-news .method-paths {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 980px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    align-items: center;
  }

  .page-news .news-columns {
    grid-template-columns: 190px minmax(0, 1fr);
    align-items: start;
  }

  .page-news .index-rail {
    position: sticky;
    top: 96px;
  }

  .page-news .index-rail__list {
    flex-direction: column;
    flex-wrap: nowrap;
    border-left: 1px solid var(--line-soft);
  }

  .page-news .index-rail__link {
    border-left-width: 2px;
    border-radius: 0 8px 8px 0;
  }
}

@media (min-width: 1180px) {
  .page-news .article-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .article-card:nth-child(3n+2) {
    margin-top: 30px;
  }

  .page-news .article-card:nth-child(3n) {
    margin-top: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .article-card,
  .page-news .topic-card,
  .page-news .filter-pill,
  .page-news .index-rail__link {
    transition: opacity .2s ease, color .2s ease, border-color .2s ease, background-color .2s ease;
  }

  .page-news .article-card:hover {
    transform: none;
  }

  .page-news .article-card::before {
    transform: scaleY(1);
  }
}