.page-news {
  --news-rail: 22px;
  --news-dim: #C9D6E6;
  background: var(--ink-deep);
  color: var(--paper-white);
  padding-bottom: 72px;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding: 26px 0 0;
}

.page-news .news-hero__intro {
  max-width: 880px;
}

.page-news .news-hero__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(30px, 6vw, 60px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 12px 0 18px;
  color: var(--paper-white);
}

.page-news .news-hero__lede {
  max-width: 36em;
  color: var(--news-dim);
}

.page-news .news-meter {
  display: grid;
  gap: 14px;
  margin-top: 30px;
}

.page-news .news-meter > .data-panel {
  padding: 18px 20px;
}

@media (min-width: 860px) {
  .page-news .news-meter {
    grid-template-columns: 1.5fr 1fr 1fr;
    align-items: start;
  }
  .page-news .news-meter > :nth-child(2) {
    margin-top: 22px;
  }
  .page-news .news-meter > :nth-child(3) {
    margin-top: 8px;
  }
}

.page-news .news-hero__banner {
  margin: 36px 0 0;
  border-radius: var(--r-l);
  overflow: hidden;
}

.page-news .news-hero__banner img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 16 / 7;
}

/* ---------- 时间轴条流 ---------- */
.page-news .news-latest {
  padding-top: 62px;
}

.page-news .news-feed {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
}

.page-news .news-feed__item {
  position: relative;
  display: grid;
  grid-template-columns: var(--news-rail) 1fr;
  gap: 14px;
  padding-bottom: 24px;
}

.page-news .news-feed__item::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 20px;
  bottom: 0;
  width: 1px;
  background: var(--navy-line);
}

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

.page-news .news-feed__item:last-child::before {
  display: none;
}

.page-news .news-feed__axis {
  position: relative;
  padding-top: 18px;
}

.page-news .news-feed__dot {
  display: block;
  width: 11px;
  height: 11px;
  margin-left: 5px;
  border-radius: 50%;
  background: var(--ink-deep);
  border: 2px solid var(--navy-line);
}

.page-news .news-feed__item:first-child .news-feed__dot {
  border-color: var(--pulse-cyan);
  box-shadow: 0 0 0 4px rgba(52, 245, 197, 0.14), 0 0 16px rgba(52, 245, 197, 0.4);
}

.page-news .news-feed__card {
  background: var(--panel-navy);
  border: 1px solid var(--navy-line);
  border-radius: var(--r-m);
  padding: 18px 20px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.page-news .news-feed__card:hover {
  border-color: rgba(52, 245, 197, 0.45);
}

.page-news .news-feed__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 21px;
  line-height: 1.28;
  letter-spacing: -0.01em;
  margin: 0 0 10px;
  color: var(--paper-white);
}

.page-news .news-feed__text {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--news-dim);
  max-width: 38em;
}

.page-news .news-feed__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.03em;
  color: var(--slate-mute);
}

.page-news .news-chip {
  display: inline-block;
  margin: 0 0 10px;
  padding: 3px 11px;
  border-radius: 999px;
  border: 1px solid var(--navy-line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--slate-mute);
}

.page-news .news-chip--column {
  border-color: rgba(255, 107, 44, 0.65);
  color: var(--track-orange);
}

.page-news .news-chip--data {
  border-color: rgba(52, 245, 197, 0.6);
  color: var(--pulse-cyan);
}

.page-news .news-chip--topic {
  border-color: rgba(255, 194, 75, 0.6);
  color: var(--signal-amber);
}

@media (min-width: 980px) {
  .page-news .news-feed__item {
    grid-template-columns: 34px 1fr;
    gap: 20px;
  }
  .page-news .news-feed__item::before {
    left: 16px;
  }
  .page-news .news-feed__dot {
    margin-left: 11px;
  }
  .page-news .news-feed__card {
    max-width: 620px;
  }
  .page-news .news-feed__item:nth-child(even) .news-feed__card {
    max-width: 100%;
  }
}

/* ---------- 分类标签页 ---------- */
.page-news .news-archive {
  padding-top: 62px;
}

.page-news .news-tabs .tabs__list {
  position: relative;
  display: flex;
  gap: 4px;
  margin-top: 26px;
  border-bottom: 1px solid var(--navy-line);
  overflow-x: auto;
  scrollbar-width: none;
}

.page-news .news-tabs .tabs__list::-webkit-scrollbar {
  display: none;
}

.page-news .news-tabs .tabs__tab {
  appearance: none;
  background: none;
  border: 0;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--slate-mute);
  white-space: nowrap;
  cursor: pointer;
}

.page-news .news-tabs .tabs__tab[aria-selected="true"] {
  color: var(--pulse-cyan);
}

.page-news .news-tabs .tabs__tab:focus-visible {
  outline: 2px solid var(--pulse-cyan);
  outline-offset: -3px;
  border-radius: 6px;
}

.page-news .news-tabs .tabs__indicator {
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 0;
  height: 2px;
  background: var(--pulse-cyan);
  transition: transform 0.2s ease, width 0.2s ease;
}

.page-news .news-tabs .tabs__panel {
  padding-top: 24px;
}

.page-news .news-tabs .tabs__panel[hidden],
.page-news .news-tabs .tabs__panel[aria-hidden="true"] {
  display: none;
}

.page-news .news-log {
  display: grid;
  gap: 14px;
}

.page-news .news-log .index-block {
  height: 100%;
  transition: transform 0.18s ease;
}

.page-news .news-log .index-block:hover {
  transform: translateY(-2px);
}

@media (min-width: 820px) {
  .page-news .news-log {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ---------- 版本分组 ---------- */
.page-news .news-versions {
  padding-top: 62px;
}

.page-news .news-versions__grid {
  display: grid;
  gap: 28px;
}

.page-news .news-versions__aside .lede {
  max-width: 30em;
}

.page-news .news-versions__figure {
  margin: 24px 0 0;
  border-radius: var(--r-m);
  overflow: hidden;
}

.page-news .news-versions__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

@media (min-width: 940px) {
  .page-news .news-versions__grid {
    grid-template-columns: minmax(280px, var(--rail-w)) 1fr;
    gap: 40px;
    align-items: start;
  }
  .page-news .news-versions__aside {
    position: sticky;
    top: 120px;
  }
}

.page-news .version-group {
  background: var(--panel-navy);
  border: 1px solid var(--navy-line);
  border-radius: var(--r-m);
  overflow: hidden;
}

.page-news .version-group + .version-group {
  margin-top: 12px;
}

.page-news .version-group[open] {
  border-color: rgba(52, 245, 197, 0.35);
}

.page-news .version-group__summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 16px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  position: relative;
}

.page-news .version-group__summary::-webkit-details-marker {
  display: none;
}

.page-news .version-group__summary::after {
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--slate-mute);
}

.page-news .version-group[open] .version-group__summary::after {
  content: "–";
  color: var(--pulse-cyan);
}

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

.page-news .version-group__no {
  font-size: 20px;
  color: var(--pulse-cyan);
  letter-spacing: 0.02em;
}

.page-news .version-group__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: -0.01em;
  color: var(--paper-white);
}

.page-news .version-group__when {
  font-size: 11px;
  color: var(--slate-mute);
  margin-left: auto;
  padding-right: 26px;
}

.page-news .version-group__body {
  padding: 16px 18px 20px;
  border-top: 1px solid var(--navy-line);
}

.page-news .version-group__body p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--news-dim);
  max-width: 40em;
}

.page-news .version-group__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-news .version-group__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--paper-white);
}

.page-news .version-group__list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 10px;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--track-orange);
}

/* ---------- 赛事专题 ---------- */
.page-news .news-topics {
  padding-top: 62px;
}

.page-news .news-topics__grid {
  display: grid;
  gap: 18px;
  margin-top: 30px;
}

.page-news .news-topic {
  background: var(--panel-navy);
  border: 1px solid var(--navy-line);
  border-radius: var(--r-m);
  overflow: hidden;
}

.page-news .news-topic__figure {
  margin: 0;
  overflow: hidden;
}

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

.page-news .news-topic__body {
  padding: 20px;
}

.page-news .news-topic__body p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--news-dim);
}

.page-news .news-topic__body p:last-child {
  margin-bottom: 0;
}

.page-news .news-topic__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin: 0 0 12px;
  color: var(--paper-white);
}

@media (min-width: 900px) {
  .page-news .news-topics__grid {
    grid-template-columns: 1.35fr 1fr;
    align-items: start;
  }
  .page-news .news-topic--lead {
    grid-row: span 2;
  }
  .page-news .news-topic--lead .news-topic__body p {
    max-width: 34em;
  }
}

/* ---------- 订阅与回看 ---------- */
.page-news .news-subscribe {
  padding-top: 62px;
}

.page-news .news-subscribe__grid {
  display: grid;
  gap: 16px;
  margin-top: 30px;
}

@media (min-width: 860px) {
  .page-news .news-subscribe__grid {
    grid-template-columns: 1.25fr 1fr;
    align-items: start;
  }
  .page-news .news-subscribe__grid > :nth-child(2) {
    margin-top: 26px;
  }
}

.page-news .news-subscribe__panel {
  padding: 22px 22px 24px;
}

.page-news .news-subscribe__panel p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--news-dim);
}

.page-news .news-subscribe__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 23px;
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin: 8px 0 12px;
  color: var(--paper-white);
}

.page-news .news-subscribe__mail {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--track-orange);
  word-break: break-all;
}

.page-news .news-subscribe__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0 0;
}

.page-news .news-subscribe__figure {
  margin: 30px 0 0;
  border-radius: var(--r-l);
  overflow: hidden;
}

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

.page-news .news-subscribe__more {
  margin: 22px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--news-dim);
}

.page-news .news-subscribe__more a {
  color: var(--pulse-cyan);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-news .news-subscribe__more a:hover {
  color: var(--track-orange);
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-news .news-feed__dot,
  .page-news .news-feed__card,
  .page-news .news-log .index-block,
  .page-news .news-tabs .tabs__indicator {
    transition: none;
    animation: none;
    box-shadow: none;
  }
}