.page-news {
  --news-lt-dynamics: #6FB39C;
  --news-lt-version: #D06A56;
  --news-lt-spec: #EBCB73;
  --news-lt-quarter: #9B93D6;
  --news-hairline: 1px solid var(--line);
  --news-rail-w: 224px;
  --news-soft: #9AA6BF;
}

.page-news .news-hero__lede {
  max-width: 64ch;
  margin-top: 18px;
  font-size: var(--step-2);
  line-height: 1.72;
  color: var(--news-soft);
}

.page-news .news-hero__facts {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: var(--news-hairline);
  margin: 36px 0 0;
  padding: 0;
}

.page-news .news-fact {
  background: var(--ink-indigo);
  padding: 18px 20px;
  display: grid;
  gap: 8px;
}

.page-news .news-fact__num {
  font-family: var(--font-mono);
  font-size: var(--step-3);
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--amber-light);
}

.page-news .news-fact__label {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--news-soft);
}

@media (min-width: 760px) {
  .page-news .news-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* banner */
.page-news .news-banner {
  position: relative;
  overflow: hidden;
  border: var(--news-hairline);
  margin: 0;
  aspect-ratio: 16 / 9;
}

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

.page-news .news-banner__cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 10px 16px;
  background: rgba(15, 26, 51, 0.82);
  border-top: var(--news-hairline);
  font-size: 13px;
  color: var(--news-soft);
  letter-spacing: 0.02em;
}

@media (min-width: 960px) {
  .page-news .news-banner {
    aspect-ratio: 8 / 3;
  }
}

/* layout */
.page-news .news-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

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

@media (min-width: 1024px) {
  .page-news .news-layout {
    grid-template-columns: var(--news-rail-w) minmax(0, 1fr);
    gap: 72px;
    align-items: start;
  }
  .page-news .news-rail__inner {
    position: sticky;
    top: 96px;
  }
}

/* rail */
.page-news .news-rail {
  border-top: var(--news-hairline);
  padding-top: 18px;
}

.page-news .news-rail__title {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--muted);
  margin: 0;
}

.page-news .news-rail__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .news-rail__link {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 7px 12px 7px 10px;
  border: var(--news-hairline);
  border-left-width: 2px;
  color: var(--paper);
  font-size: 13px;
  text-decoration: none;
  transition: background 0.2s var(--t), border-color 0.2s var(--t), color 0.2s var(--t);
}

.page-news .news-rail__link:hover,
.page-news .news-rail__link:focus-visible {
  background: var(--panel);
  border-color: var(--amber);
  color: var(--amber-light);
}

.page-news .news-rail__dot {
  width: 8px;
  height: 8px;
  flex: none;
  border-radius: 50%;
}

.page-news .news-rail__dot.is-dynamics { background: var(--celadon); }
.page-news .news-rail__dot.is-version { background: var(--brick); }
.page-news .news-rail__dot.is-spec { background: var(--amber); }
.page-news .news-rail__dot.is-quarter { background: var(--violet); }

.page-news .news-rail__note {
  margin-top: 22px;
  padding: 16px 18px;
  border: var(--news-hairline);
  background: var(--panel);
}

.page-news .news-rail__note p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--news-soft);
}

.page-news .news-rail__cta {
  display: inline-block;
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--amber-light);
  text-decoration: none;
  border-bottom: 1px solid var(--amber);
  padding-bottom: 2px;
}

.page-news .news-rail__cta:hover,
.page-news .news-rail__cta:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

@media (min-width: 1024px) {
  .page-news .news-rail__list {
    flex-direction: column;
    gap: 2px;
    margin-top: 16px;
  }
  .page-news .news-rail__link {
    border: none;
    border-left: 2px solid transparent;
    padding: 9px 10px 9px 8px;
    font-size: 15px;
  }
}

/* group */
.page-news .news-group {
  margin-bottom: 72px;
}

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

.page-news .news-group__head {
  display: flex;
  align-items: center;
  gap: 12px;
  border-top: var(--news-hairline);
  padding: 20px 0 14px;
}

.page-news .news-group__head h2 {
  margin: 0;
  font-size: var(--step-3);
}

.page-news .news-group__dot {
  width: 10px;
  height: 10px;
  flex: none;
  border-radius: 50%;
}

.page-news .news-group__dot.is-dynamics { background: var(--celadon); }
.page-news .news-group__dot.is-version { background: var(--brick); }
.page-news .news-group__dot.is-spec { background: var(--amber); }

.page-news .news-group__meta {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.page-news .news-group__intro {
  max-width: 68ch;
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--news-soft);
}

/* items */
.page-news .news-items {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.page-news .news-item {
  position: relative;
  border-top: var(--news-hairline);
  padding: 20px 0 24px 14px;
}

.page-news .news-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  bottom: 24px;
  width: 2px;
  background: var(--amber);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.24s var(--t);
}

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

#group-dynamics .news-item::before { background: var(--celadon); }
#group-version .news-item::before { background: var(--brick); }
#group-spec .news-item::before { background: var(--amber); }

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

.page-news .news-item__time {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-news .news-item__tag {
  font-size: 11px;
  letter-spacing: 0.1em;
  padding: 2px 8px;
  border: 1px solid currentColor;
}

.page-news .news-item__tag.is-dynamics { color: var(--news-lt-dynamics); }
.page-news .news-item__tag.is-version { color: var(--news-lt-version); }
.page-news .news-item__tag.is-spec { color: var(--news-lt-spec); }

.page-news .news-item__title {
  margin: 0;
  font-size: var(--step-2);
  line-height: 1.45;
  color: var(--paper);
}

.page-news .news-item__sum {
  margin: 8px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--news-soft);
}

@media (min-width: 760px) {
  .page-news .news-items {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 48px;
  }
  .page-news .news-item--wide {
    grid-column: 1 / -1;
  }
}

/* quarterly report */
.page-news .news-report {
  border: var(--news-hairline);
  background: var(--panel);
  padding: clamp(22px, 3.4vw, 44px);
  margin-bottom: 72px;
}

.page-news .news-report__head h2 {
  margin: 6px 0 0;
  font-size: var(--step-4);
}

.page-news .news-report__lede {
  max-width: 66ch;
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--news-soft);
}

.page-news .news-report__body {
  margin-top: 32px;
  display: grid;
  gap: 28px;
}

@media (min-width: 900px) {
  .page-news .news-report__body {
    grid-template-columns: 1.2fr 0.8fr;
    gap: 44px;
    align-items: start;
  }
}

.page-news .news-report__chart-title {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--amber-light);
  margin: 0;
}

.page-news .bar-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-news .bar-row {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr) 46px;
  align-items: center;
  gap: 12px;
}

.page-news .bar-row__label {
  font-size: 13px;
  color: var(--news-soft);
}

.page-news .bar-row__track {
  display: block;
  position: relative;
  height: 10px;
  background: rgba(39, 56, 106, 0.5);
  border: 1px solid var(--line);
}

.page-news .bar-row__fill {
  display: block;
  height: 100%;
  transition: width 0.6s var(--t);
}

.page-news .bar-row--a .bar-row__fill { width: 96%; background: var(--celadon); }
.page-news .bar-row--b .bar-row__fill { width: 94%; background: var(--amber); }
.page-news .bar-row--c .bar-row__fill { width: 97%; background: var(--violet); }
.page-news .bar-row--d .bar-row__fill { width: 92%; background: var(--brick); }

.page-news .bar-row__value {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--paper);
  text-align: right;
}

.page-news .news-report__foot {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--news-soft);
  border-top: var(--news-hairline);
  padding-top: 16px;
}

.page-news .news-report__figure {
  margin: 0;
  border: var(--news-hairline);
}

.page-news .news-report__figure .media__img {
  width: 100%;
  height: auto;
  display: block;
}

.page-news .news-report__figure .media__cap {
  display: block;
  padding: 10px 14px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--news-soft);
  border-top: var(--news-hairline);
}

/* version archive */
.page-news .news-archive {
  margin-top: 44px;
  border-top: var(--news-hairline);
  padding-top: 30px;
}

.page-news .news-archive h3 {
  margin: 0;
  font-size: var(--step-3);
}

.page-news .news-archive__lede {
  max-width: 66ch;
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--news-soft);
}

.page-news .news-inline-link {
  color: var(--amber-light);
  text-decoration: none;
  border-bottom: 1px solid var(--amber);
}

.page-news .news-inline-link:hover,
.page-news .news-inline-link:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

.page-news .news-archive__figure {
  margin: 24px 0 0;
  border: var(--news-hairline);
  overflow: hidden;
}

.page-news .news-archive__figure .media__img {
  width: 100%;
  height: auto;
  display: block;
}

.page-news .ver-list {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  counter-reset: ver;
}

.page-news .ver-node {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  border-top: var(--news-hairline);
  padding: 18px 0 20px;
}

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

.page-news .ver-node__ver {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--amber-light);
}

.page-news .ver-node__year {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-news .ver-node__body {
  margin: 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--news-soft);
}

@media (min-width: 760px) {
  .page-news .ver-node {
    grid-template-columns: 156px minmax(0, 1fr);
    gap: 28px;
    align-items: baseline;
  }
}

/* spec figure */
.page-news .news-spec__figure {
  margin: 0 0 26px;
  border: var(--news-hairline);
  overflow: hidden;
}

.page-news .news-spec__figure .media__img {
  width: 100%;
  height: auto;
  display: block;
}

/* cta */
.page-news .news-cta__inner {
  border: var(--news-hairline);
  border-left: 3px solid var(--amber);
  background: var(--panel);
  padding: clamp(24px, 3.6vw, 44px);
}

.page-news .news-cta__inner h2 {
  margin: 0;
  font-size: var(--step-4);
}

.page-news .news-cta__inner p {
  max-width: 64ch;
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--news-soft);
}

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

/* reveal（渐进增强，无脚本时内容完整可见） */
@keyframes news-rise {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.page-news [data-reveal].is-visible {
  animation: news-rise 0.52s var(--t) both;
}

@media (prefers-reduced-motion: reduce) {
  .page-news [data-reveal].is-visible {
    animation: none;
  }
  .page-news .news-item::before,
  .page-news .bar-row__fill {
    transition: none;
  }
}
<<<END>>>