.page-news {
  --news-gap: clamp(20px, 4vw, 48px);
  --news-radius: var(--yj-r-lg);
  --news-pad-y: clamp(44px, 7vw, 92px);
  color: var(--yj-ink);
  padding-bottom: clamp(40px, 7vw, 96px);
}

/* ---------- 面包屑 ---------- */
.page-news .news-crumb {
  padding-top: clamp(14px, 3vw, 26px);
}

.page-news .news-crumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--yj-font-mono);
  font-size: 13px;
  letter-spacing: .05em;
  color: var(--yj-muted);
}

.page-news .news-crumb li {
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-news .news-crumb li + li::before {
  content: "/";
  color: var(--yj-slate);
}

.page-news .news-crumb a {
  color: var(--yj-mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .3s var(--yj-ease), border-color .3s var(--yj-ease);
}

.page-news .news-crumb a:hover,
.page-news .news-crumb a:focus-visible {
  color: var(--yj-mint);
  border-bottom-color: var(--yj-mint);
}

.page-news .news-crumb [aria-current="page"] {
  color: var(--yj-amber);
}

/* ---------- 页首 ---------- */
.page-news .news-hero {
  display: grid;
  gap: var(--news-gap);
  padding-block: clamp(22px, 4vw, 44px) clamp(36px, 6vw, 72px);
}

.page-news .news-hero__text {
  position: relative;
  padding: clamp(22px, 4.5vw, 44px);
  border: 1px solid var(--yj-line);
  border-radius: var(--news-radius);
  overflow: hidden;
  background:
    radial-gradient(120% 120% at 8% 0%, rgba(57, 242, 180, .10), transparent 58%),
    var(--yj-panel);
}

.page-news .news-hero__text::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: linear-gradient(90deg, var(--yj-mint), var(--yj-volt) 52%, var(--yj-violet));
}

.page-news .news-hero__text::after {
  content: "";
  position: absolute;
  top: 18px;
  right: 18px;
  width: 62px;
  height: 10px;
  background-image: repeating-linear-gradient(90deg, var(--yj-line-mint) 0 1px, transparent 1px 8px);
  pointer-events: none;
}

.page-news .news-hero__title {
  margin: 16px 0 18px;
  font-family: var(--yj-font-squeeze);
  font-weight: 800;
  font-size: clamp(30px, 7.4vw, 56px);
  line-height: 1.1;
  letter-spacing: -.02em;
  color: var(--yj-bone);
}

.page-news .news-hero__lede {
  margin: 0;
  max-width: 52ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--yj-mist);
}

.page-news .news-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(18px, 4vw, 44px);
  margin-top: clamp(22px, 3.4vw, 34px);
  padding-top: 20px;
  border-top: 1px dashed var(--yj-line);
}

.page-news .news-fact {
  display: grid;
  gap: 6px;
}

.page-news .news-fact__value {
  font-family: var(--yj-font-mono);
  font-size: clamp(26px, 4.6vw, 38px);
  line-height: 1;
  color: var(--yj-mint);
}

.page-news .news-fact__label {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--yj-muted);
}

/* ---------- 图片容器 ---------- */
.page-news .news-media {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--yj-line);
  border-radius: var(--news-radius);
  background: var(--yj-turf-deep);
}

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

.page-news .news-media--hero {
  min-height: 220px;
}

.page-news .news-media__stamp {
  position: absolute;
  left: 14px;
  bottom: 14px;
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  border: 1px solid var(--yj-line-mint);
  border-radius: var(--yj-cap);
  background: rgba(10, 24, 20, .82);
  font-family: var(--yj-font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--yj-mint);
}

/* ---------- 区块通用 ---------- */
.page-news .news-focus,
.page-news .news-rounds,
.page-news .news-versions,
.page-news .news-topics,
.page-news .news-cta {
  padding-block: var(--news-pad-y);
  border-top: 1px solid var(--yj-line);
}

.page-news .news-section-head {
  display: grid;
  gap: 10px;
  max-width: 64ch;
  margin-bottom: clamp(24px, 4vw, 44px);
}

.page-news .yj-title {
  margin: 0;
  font-family: var(--yj-font-serif);
  font-size: clamp(24px, 4.4vw, 38px);
  line-height: 1.24;
  color: var(--yj-bone);
}

.page-news .news-section-head__note {
  margin: 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--yj-muted);
}

/* ---------- 标签与轮次 ---------- */
.page-news .news-tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 12px;
  border: 1px solid var(--yj-line);
  border-radius: var(--yj-cap);
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: .08em;
  color: var(--yj-mist);
}

.page-news .news-tag--clay {
  color: var(--yj-clay);
  border-color: rgba(185, 106, 75, .55);
  background: rgba(185, 106, 75, .12);
}

.page-news .news-tag--volt {
  color: var(--yj-volt);
  border-color: rgba(91, 108, 255, .5);
  background: rgba(91, 108, 255, .12);
}

.page-news .news-tag--amber {
  color: var(--yj-amber);
  border-color: rgba(240, 181, 66, .5);
  background: rgba(240, 181, 66, .1);
}

.page-news .news-round {
  font-family: var(--yj-font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--yj-slate);
}

/* ---------- 观察重点 ---------- */
.page-news .news-focus__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px dashed var(--yj-line);
}

.page-news .news-focus__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(14px, 3vw, 30px);
  padding: clamp(18px, 3vw, 28px) 0;
  border-bottom: 1px dashed var(--yj-line);
}

.page-news .news-focus__num {
  padding-top: 6px;
  font-family: var(--yj-font-mono);
  font-size: clamp(18px, 3vw, 26px);
  line-height: 1;
  color: var(--yj-amber);
}

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

.page-news .news-focus__title {
  margin: 10px 0 6px;
  font-family: var(--yj-font-serif);
  font-size: clamp(18px, 2.6vw, 23px);
  line-height: 1.4;
  color: var(--yj-bone);
  transition: color .3s var(--yj-ease);
}

.page-news .news-focus__desc {
  margin: 0;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--yj-muted);
}

.page-news .news-focus__item:hover .news-focus__title,
.page-news .news-focus__item:focus-within .news-focus__title {
  color: var(--yj-mint);
}

/* ---------- 轮次进展 ---------- */
.page-news .news-rounds__layout {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
}

.page-news .news-rounds__rail-list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 10px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-news .news-rounds__rail-list a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 9px 16px;
  border: 1px solid var(--yj-line);
  border-radius: var(--yj-cap);
  color: var(--yj-mist);
  font-size: 13px;
  text-decoration: none;
  white-space: nowrap;
  transition: color .25s var(--yj-ease), background .25s var(--yj-ease), border-color .25s var(--yj-ease);
}

.page-news .news-rounds__rail-list a:hover,
.page-news .news-rounds__rail-list a:focus-visible {
  color: var(--yj-night);
  background: var(--yj-mint);
  border-color: var(--yj-mint);
}

.page-news .news-rounds__rail-num {
  font-family: var(--yj-font-mono);
  font-size: 15px;
  color: var(--yj-amber);
  transition: color .25s var(--yj-ease);
}

.page-news .news-rounds__rail-list a:hover .news-rounds__rail-num,
.page-news .news-rounds__rail-list a:focus-visible .news-rounds__rail-num {
  color: var(--yj-night);
}

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

.page-news .news-rounds__item {
  padding: clamp(18px, 3vw, 26px) 0;
  border-top: 1px dashed var(--yj-line);
  scroll-margin-top: calc(var(--yj-head) + 24px);
}

.page-news .news-rounds__item:last-child {
  border-bottom: 1px dashed var(--yj-line);
}

.page-news .news-rounds__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 8px;
}

.page-news .news-rounds__title {
  margin: 0 0 6px;
  font-family: var(--yj-font-serif);
  font-size: clamp(17px, 2.4vw, 21px);
  line-height: 1.45;
  color: var(--yj-bone);
}

.page-news .news-rounds__desc {
  margin: 0;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--yj-muted);
}

/* ---------- 版本记录 ---------- */
.page-news .news-versions__grid {
  display: grid;
  gap: var(--news-gap);
}

.page-news .news-versions__lede {
  margin: 12px 0 clamp(20px, 3vw, 30px);
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--yj-mist);
}

.page-news .news-versions__list {
  counter-reset: newsv;
  display: grid;
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-version {
  position: relative;
  padding-left: 38px;
}

.page-news .news-version::before {
  counter-increment: newsv;
  content: "0" counter(newsv);
  position: absolute;
  left: 0;
  top: 3px;
  font-family: var(--yj-font-mono);
  font-size: 13px;
  color: var(--yj-amber);
}

.page-news .news-version__title {
  margin: 0 0 4px;
  font-size: 16px;
  line-height: 1.5;
  color: var(--yj-bone);
}

.page-news .news-version__desc {
  margin: 0;
  max-width: 60ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--yj-muted);
}

/* ---------- 专题系列 ---------- */
.page-news .news-topics__layout {
  display: grid;
  gap: var(--news-gap);
}

.page-news .news-topics__track {
  display: flex;
  gap: 14px;
  margin: 0;
  padding: 0 0 12px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
}

.page-news .news-topics__track:focus-visible {
  outline: 2px solid var(--yj-mint);
  outline-offset: 6px;
  border-radius: var(--yj-r-sm);
}

.page-news .news-topic {
  flex: 0 0 min(272px, 78vw);
  scroll-snap-align: start;
  display: grid;
  align-content: start;
  gap: 8px;
  padding: clamp(18px, 3vw, 24px);
  border: 1px solid var(--yj-line);
  border-radius: var(--yj-r-md);
  background: var(--yj-panel);
  transition: border-color .3s var(--yj-ease);
}

.page-news .news-topic:hover {
  border-color: var(--yj-line-mint);
}

.page-news .news-topic__kicker {
  margin: 0;
  font-family: var(--yj-font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--yj-amber);
}

.page-news .news-topic__title {
  margin: 0;
  font-family: var(--yj-font-serif);
  font-size: 19px;
  line-height: 1.4;
  color: var(--yj-bone);
}

.page-news .news-topic__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--yj-muted);
}

.page-news .news-topic__meta {
  margin-top: 4px;
  font-family: var(--yj-font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--yj-mint);
}

/* ---------- 快速访问 ---------- */
.page-news .news-cta__inner {
  display: grid;
  gap: var(--news-gap);
  padding: clamp(24px, 4vw, 44px);
  border: 1px solid var(--yj-line-mint);
  border-radius: var(--news-radius);
  background:
    radial-gradient(120% 140% at 100% 0%, rgba(91, 108, 255, .16), transparent 60%),
    radial-gradient(90% 120% at 0% 100%, rgba(57, 242, 180, .12), transparent 62%),
    var(--yj-turf);
}

.page-news .news-cta__lede {
  margin: 14px 0 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--yj-mist);
}

.page-news .news-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-news .news-cta__note {
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding-top: 16px;
  border-top: 1px dashed var(--yj-line);
  max-width: 62ch;
  font-size: 13px;
  line-height: 1.75;
  color: var(--yj-muted);
}

.page-news .news-footnote {
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding-top: 18px;
  border-top: 1px dashed var(--yj-line);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--yj-muted);
}

.page-news .news-footnote a {
  color: var(--yj-mist);
  text-decoration: none;
  border-bottom: 1px solid var(--yj-line-mint);
  transition: color .3s var(--yj-ease), border-color .3s var(--yj-ease);
}

.page-news .news-footnote a:hover,
.page-news .news-footnote a:focus-visible {
  color: var(--yj-mint);
  border-bottom-color: var(--yj-mint);
}

/* ---------- 滚动显现 ---------- */
.page-news [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .6s var(--yj-ease), transform .6s var(--yj-ease);
}

.page-news [data-reveal].is-in {
  opacity: 1;
  transform: none;
}

.page-news [data-reveal][data-step="2"] { transition-delay: .08s; }
.page-news [data-reveal][data-step="3"] { transition-delay: .16s; }
.page-news [data-reveal][data-step="4"] { transition-delay: .24s; }
.page-news [data-reveal][data-step="5"] { transition-delay: .32s; }

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-news .news-hero {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    align-items: stretch;
    gap: clamp(28px, 4vw, 56px);
  }

  .page-news .news-hero__media img {
    height: 100%;
  }

  .page-news .news-rounds__layout {
    grid-template-columns: 190px minmax(0, 1fr);
    gap: clamp(30px, 5vw, 64px);
  }

  .page-news .news-rounds__rail {
    position: sticky;
    top: calc(var(--yj-head) + 28px);
    align-self: start;
  }

  .page-news .news-rounds__rail-list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding: 0;
  }

  .page-news .news-rounds__rail-list a {
    border: 0;
    border-left: 2px solid var(--yj-line);
    border-radius: 0;
    padding: 10px 6px 10px 16px;
    white-space: normal;
    background: none;
  }

  .page-news .news-rounds__rail-list a:hover,
  .page-news .news-rounds__rail-list a:focus-visible {
    color: var(--yj-mint);
    background: none;
    border-left-color: var(--yj-mint);
  }

  .page-news .news-rounds__rail-list a:hover .news-rounds__rail-num,
  .page-news .news-rounds__rail-list a:focus-visible .news-rounds__rail-num {
    color: var(--yj-amber);
  }

  .page-news .news-versions__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    align-items: start;
    gap: clamp(30px, 5vw, 64px);
  }

  .page-news .news-topics__layout {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
    align-items: start;
  }

  .page-news .news-topics__track {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    overflow: visible;
    padding: 0;
  }

  .page-news .news-topic {
    flex: none;
  }

  .page-news .news-cta__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: center;
    gap: clamp(30px, 5vw, 60px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-news .news-topics__track {
    scroll-snap-type: none;
  }
}
<<<END>>>