.page-news {
  --news-line: rgba(154, 169, 188, .22);
  --news-line-strong: rgba(154, 169, 188, .4);
  --news-soft: rgba(18, 57, 94, .34);
  position: relative;
  color: var(--white);
  font-family: var(--font-body);
  padding-bottom: clamp(32px, 5vw, 64px);
  overflow-x: clip;
}

.page-news img {
  max-width: 100%;
  height: auto;
}

.page-news .breadcrumbs__sep {
  margin: 0 .5em;
  color: var(--silver);
  font-family: var(--font-mono);
}

/* ---------- 首屏 ---------- */

.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(36px, 6vw, 84px) 0 clamp(30px, 5vw, 62px);
  background:
    radial-gradient(120% 95% at 90% 0%, rgba(123, 77, 255, .2), transparent 58%),
    radial-gradient(100% 80% at 4% 100%, rgba(34, 224, 214, .13), transparent 62%);
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  left: -8%;
  right: -8%;
  bottom: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--red) 42%, var(--amber) 68%, transparent);
  opacity: .8;
}

.page-news .news-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 46px);
}

.page-news .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--silver);
}

.page-news .news-hero .eyebrow {
  color: var(--cyan);
}

.page-news .news-hero h1 {
  margin: clamp(12px, 2vw, 20px) 0 0;
  font-family: var(--font-display);
  font-size: clamp(30px, 6.4vw, 56px);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -.015em;
  max-width: 14em;
}

.page-news .news-hero__lede {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  max-width: 34em;
  font-size: clamp(15.5px, 1.6vw, 17px);
  line-height: 1.85;
  color: rgba(243, 246, 250, .82);
}

.page-news .news-pulse {
  border: 2px solid var(--steel);
  background: rgba(5, 11, 24, .6);
  box-shadow: var(--hard);
  padding: clamp(16px, 2.4vw, 22px);
}

.page-news .news-pulse__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--silver);
}

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

.page-news .news-pulse__list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--news-line);
  font-size: 14px;
  line-height: 1.6;
  color: rgba(243, 246, 250, .74);
}

.page-news .news-pulse__list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-news .news-pulse__val {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .02em;
  color: var(--amber);
  white-space: nowrap;
}

/* ---------- 章节通用 ---------- */

.page-news .section {
  padding: clamp(42px, 6vw, 78px) 0;
  border-top: 1px solid var(--news-line);
}

.page-news .news-hero + .section {
  border-top: 0;
}

.page-news .news-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(16px, 3vw, 32px);
  align-items: start;
  margin-bottom: clamp(24px, 3.6vw, 44px);
}

.page-news .news-head h2 {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 3.6vw, 36px);
  font-weight: 700;
  line-height: 1.14;
  letter-spacing: -.01em;
}

.page-news .news-head__note {
  margin: 10px 0 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(243, 246, 250, .72);
}

/* ---------- 本期目录 ---------- */

.page-news .news-catalog__board {
  position: relative;
  padding: clamp(10px, 1.6vw, 18px) clamp(14px, 2.6vw, 30px);
  border: 1px solid var(--news-line);
  background: linear-gradient(180deg, rgba(5, 11, 24, .78), rgba(10, 23, 48, .96));
  overflow: hidden;
}

.page-news .news-catalog__backdrop {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: .18;
  pointer-events: none;
}

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

.page-news .news-index {
  position: relative;
  z-index: 1;
  counter-reset: newsitem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .news-index__item {
  counter-increment: newsitem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px 0;
  padding: clamp(18px, 2.6vw, 26px) clamp(10px, 1.6vw, 18px);
  border-left: 3px solid transparent;
  border-bottom: 1px solid var(--news-line);
  transition: border-color .24s ease, background-color .24s ease;
}

.page-news .news-index__item:last-child {
  border-bottom: 0;
}

.page-news .news-index__item:hover,
.page-news .news-index__item:focus-within {
  border-left-color: var(--red);
  background: var(--news-soft);
}

.page-news .news-index__rail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
}

.page-news .news-index__num::before {
  content: counter(newsitem, decimal-leading-zero);
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.6vw, 26px);
  line-height: 1;
  letter-spacing: .02em;
  color: rgba(154, 169, 188, .55);
  transition: color .24s ease;
}

.page-news .news-index__item:hover .news-index__num::before,
.page-news .news-index__item:focus-within .news-index__num::before {
  color: var(--amber);
}

.page-news .news-index__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(18px, 2.1vw, 22px);
  font-weight: 700;
  line-height: 1.3;
}

.page-news .news-index__title a {
  color: var(--white);
  text-decoration: none;
  background-image: linear-gradient(var(--red), var(--red));
  background-repeat: no-repeat;
  background-position: 0 100%;
  background-size: 0 2px;
  transition: background-size .26s ease, color .26s ease;
}

.page-news .news-index__title a:hover,
.page-news .news-index__title a:focus-visible {
  background-size: 100% 2px;
}

.page-news .news-index__sum {
  margin: 9px 0 0;
  max-width: 52em;
  font-size: 15.5px;
  line-height: 1.78;
  color: rgba(243, 246, 250, .74);
}

.page-news .news-index__time {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 11px 0 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--amber);
}

.page-news .news-index__time::before {
  content: "";
  width: 20px;
  height: 1px;
  background: currentColor;
  opacity: .65;
  flex: none;
}

/* ---------- 三个长期专题 ---------- */

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

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

.page-news .series {
  border-top: 1px solid var(--news-line-strong);
}

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

.page-news .series summary {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  padding: clamp(16px, 2.2vw, 22px) clamp(12px, 2vw, 20px);
  padding-right: clamp(44px, 5vw, 56px);
  cursor: pointer;
  list-style: none;
  transition: background-color .24s ease;
}

.page-news .series summary::-webkit-details-marker {
  display: none;
}

.page-news .series summary:hover,
.page-news .series summary:focus-visible {
  background: var(--news-soft);
}

.page-news .series summary::after {
  content: "+";
  position: absolute;
  right: clamp(12px, 2vw, 20px);
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 21px;
  line-height: 1;
  color: var(--silver);
  transition: color .24s ease;
}

.page-news .series[open] summary::after {
  content: "\2212";
  color: var(--series-accent, var(--cyan));
}

.page-news .series__code {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  line-height: 1;
  padding: 4px 7px;
  border: 1px solid var(--series-accent, var(--silver));
  color: var(--series-accent, var(--silver));
}

.page-news .series__name {
  flex: 1 1 auto;
  font-family: var(--font-display);
  font-size: clamp(18px, 2.3vw, 24px);
  font-weight: 700;
  line-height: 1.2;
}

.page-news .series__freq {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--silver);
}

.page-news .series__body {
  padding: 2px clamp(14px, 2vw, 22px) clamp(20px, 2.6vw, 28px);
}

.page-news .series__body p {
  margin: 0;
  max-width: 46em;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(243, 246, 250, .78);
}

.page-news .series__points {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-news .series__points li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.7;
  color: rgba(243, 246, 250, .68);
}

.page-news .series__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .6em;
  width: 7px;
  height: 7px;
  background: var(--series-accent, var(--cyan));
  transform: rotate(45deg);
}

.page-news .series--cyan {
  --series-accent: var(--cyan);
}

.page-news .series--violet {
  --series-accent: var(--violet);
}

.page-news .series--amber {
  --series-accent: var(--amber);
}

/* ---------- 版本迭代 ---------- */

.page-news .news-release__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(16px, 2.4vw, 24px);
}

.page-news .news-release__panel {
  border: 2px solid var(--steel);
  background: rgba(5, 11, 24, .62);
  box-shadow: var(--hard);
  padding: clamp(18px, 2.4vw, 26px);
}

.page-news .news-release__panel--quarter {
  border-color: rgba(208, 17, 43, .62);
}

.page-news .news-release__label {
  display: inline-block;
  margin-bottom: 14px;
  padding: 4px 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  line-height: 1;
  border: 1px solid currentColor;
  color: var(--cyan);
}

.page-news .news-release__panel--quarter .news-release__label {
  color: var(--red);
}

.page-news .news-release__panel h3 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 700;
  line-height: 1.2;
}

.page-news .news-release__panel ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 11px;
}

.page-news .news-release__panel li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(243, 246, 250, .76);
}

.page-news .news-release__panel li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 9px;
  height: 1px;
  background: var(--silver);
}

.page-news .news-release__figure {
  margin: 0;
  border: 1px solid var(--news-line);
}

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

/* ---------- 先看这三条 ---------- */

.page-news .news-start__list {
  counter-reset: startitem;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(14px, 2vw, 20px);
}

.page-news .news-start__item {
  counter-increment: startitem;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(14px, 2.2vw, 26px);
  align-items: start;
  padding: clamp(16px, 2.2vw, 22px) clamp(14px, 2vw, 22px);
  border-left: 3px solid var(--steel);
  background: linear-gradient(90deg, rgba(18, 57, 94, .34), rgba(18, 57, 94, 0) 78%);
  transition: border-color .24s ease;
}

.page-news .news-start__item:hover,
.page-news .news-start__item:focus-within {
  border-left-color: var(--amber);
}

.page-news .news-start__idx {
  font-family: var(--font-mono);
  font-size: clamp(26px, 4vw, 38px);
  line-height: 1;
  letter-spacing: -.02em;
  color: rgba(154, 169, 188, .45);
}

.page-news .news-start__body h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(18px, 2.2vw, 23px);
  font-weight: 700;
  line-height: 1.28;
}

.page-news .news-start__body h3 a {
  color: var(--white);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: border-color .24s ease, color .24s ease;
}

.page-news .news-start__body h3 a:hover,
.page-news .news-start__body h3 a:focus-visible {
  border-bottom-color: var(--red);
}

.page-news .news-start__body p {
  margin: 9px 0 0;
  max-width: 44em;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(243, 246, 250, .72);
}

/* ---------- 页尾收束 ---------- */

.page-news .news-outro {
  position: relative;
  margin-top: clamp(36px, 5vw, 68px);
  background:
    radial-gradient(80% 120% at 18% 0%, rgba(123, 77, 255, .17), transparent 62%),
    radial-gradient(70% 100% at 92% 100%, rgba(34, 224, 214, .11), transparent 62%);
}

.page-news .news-outro__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 42px);
  align-items: center;
  padding: clamp(30px, 5vw, 58px) 0 clamp(40px, 6vw, 76px);
}

.page-news .news-outro__copy h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 3.6vw, 38px);
  font-weight: 700;
  line-height: 1.14;
  letter-spacing: -.01em;
  max-width: 16em;
}

.page-news .news-outro__copy p {
  margin: clamp(14px, 2vw, 20px) 0 clamp(20px, 2.6vw, 28px);
  max-width: 36em;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(243, 246, 250, .78);
}

.page-news .news-outro__figure {
  margin: 0;
  border: 1px solid var(--news-line);
  box-shadow: var(--hard);
}

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

/* ---------- 响应式 ---------- */

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

  .page-news .news-start__item:first-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 780px) {
  .page-news .news-index__item {
    grid-template-columns: minmax(140px, 190px) minmax(0, 1fr);
    gap: 0 clamp(20px, 3vw, 40px);
    align-items: start;
  }

  .page-news .news-index__rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.42fr) minmax(270px, .78fr);
    align-items: end;
  }

  .page-news .news-release__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, .92fr);
    align-items: start;
  }

  .page-news .news-release__grid > :nth-child(3) {
    grid-column: 1 / -1;
  }

  .page-news .news-outro__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  }

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

  .page-news .news-start__item:first-child {
    grid-column: auto;
  }
}

@media (min-width: 1180px) {
  .page-news .news-release__grid {
    grid-template-columns: minmax(0, 1fr) minmax(260px, .78fr) minmax(0, 1fr);
    align-items: stretch;
  }

  .page-news .news-release__grid > :nth-child(3) {
    grid-column: auto;
  }

  .page-news .news-release__figure {
    align-self: stretch;
  }

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

@media (max-width: 479px) {
  .page-news .news-index__item {
    border-left-width: 0;
    border-left-color: transparent;
  }

  .page-news .series__freq {
    margin-left: 0;
    width: 100%;
  }

  .page-news .news-start__item {
    grid-template-columns: 1fr;
    gap: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-index__item,
  .page-news .news-index__num::before,
  .page-news .news-index__title a,
  .page-news .series summary,
  .page-news .news-start__item {
    transition: none;
  }
}
<<<END>>>