.page-news {
  --news-pad: clamp(48px, 7vw, 96px);
  --news-gap: clamp(20px, 3vw, 36px);
  background: var(--ink-900);
  color: var(--mist-100);
  overflow-x: clip;
}

.page-news a {
  color: var(--cyan-400);
  text-decoration: none;
}

.page-news a:hover,
.page-news a:focus-visible {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news :focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 3px;
}

.page-news .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: clamp(14px, 2.4vw, 22px);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mist-300);
}

.page-news .breadcrumb a {
  color: var(--mist-300);
}

.page-news .breadcrumb a:hover {
  color: var(--cyan-400);
}

.page-news .breadcrumb__sep {
  color: var(--slate-600);
}

/* ---------- 首屏 ---------- */

.page-news .news-hero {
  position: relative;
  padding: clamp(26px, 4.6vw, 56px) 0 clamp(38px, 6vw, 76px);
  background:
    radial-gradient(120% 90% at 8% 0%, rgba(47, 230, 214, 0.12), transparent 58%),
    var(--ink-950);
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 1px;
  background: var(--line-dark);
}

.page-news .news-hero__inner {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
}

.page-news .news-hero__copy {
  max-width: 46ch;
}

.page-news .news-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: clamp(2rem, 6.4vw, 4.2rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--paper-050);
}

.page-news .news-hero .lede {
  margin: 20px 0 0;
  max-width: 52ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist-300);
}

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

.page-news .news-hero__focus {
  position: relative;
  display: grid;
  align-content: center;
  gap: 14px;
  min-height: 176px;
  padding: 24px 22px;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-soft);
  background: var(--ink-900);
}

.page-news .news-hero__pulse {
  position: relative;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--cyan-400);
  box-shadow: 0 0 0 0 var(--cyan-glow);
  animation: news-pulse 2.4s ease-in-out infinite;
}

.page-news .news-hero__pulse::before,
.page-news .news-hero__pulse::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 12px;
  height: 12px;
  margin: -6px 0 0 -6px;
  border-radius: 50%;
  border: 1px solid var(--cyan-400);
  opacity: 0.5;
  animation: news-ring 2.4s ease-out infinite;
}

.page-news .news-hero__pulse::after {
  animation-delay: 1.2s;
}

.page-news .news-hero__stamp {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan-400);
}

.page-news .news-hero__note {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--mist-300);
}

@keyframes news-pulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.65;
    transform: scale(0.86);
  }
}

@keyframes news-ring {
  0% {
    opacity: 0.45;
    transform: scale(1);
  }
  100% {
    opacity: 0;
    transform: scale(3.4);
  }
}

/* ---------- 版本刻度带 ---------- */

.page-news .news-band {
  padding: clamp(22px, 3.4vw, 36px) 0 clamp(16px, 2.4vw, 24px);
  background: var(--ink-950);
  border-bottom: 1px solid var(--line-dark);
}

.page-news .news-band__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 20px;
}

.page-news .news-band__head .index-label {
  margin: 0;
}

.page-news .news-band__hint {
  margin: 0;
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--mist-300);
}

.page-news .news-band__scroll {
  margin-top: 14px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 8px;
}

.page-news .news-band__track {
  display: flex;
  gap: clamp(14px, 2.6vw, 26px);
  margin: 0;
  padding: 0;
  list-style: none;
  min-width: max-content;
}

.page-news .news-band__node {
  position: relative;
  width: clamp(126px, 22vw, 168px);
  padding-top: 18px;
  border-top: 1px solid var(--line-dark);
  scroll-snap-align: start;
}

.page-news .news-band__node::before {
  content: "";
  position: absolute;
  top: -3px;
  left: 0;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--slate-600);
}

.page-news .news-band__node.is-current {
  border-top-color: var(--cyan-400);
}

.page-news .news-band__node.is-current::before {
  background: var(--cyan-400);
  box-shadow: 0 0 0 4px var(--cyan-glow);
}

.page-news .news-band__ver {
  display: inline-block;
  padding: 2px 8px;
  border: 1px solid transparent;
  border-radius: 4px;
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--paper-050);
}

.page-news .news-band__node.is-current .news-band__ver {
  border-color: var(--cyan-400);
  color: var(--cyan-400);
}

.page-news .news-band__when {
  display: block;
  margin-top: 9px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  line-height: 1.4;
  color: var(--mist-300);
}

/* ---------- 总览 ---------- */

.page-news .news-overview {
  padding: var(--news-pad) 0;
  background: var(--ink-900);
}

.page-news .news-overview__grid {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
}

.page-news .news-overview__copy .section-title {
  margin: 12px 0 0;
  color: var(--paper-050);
}

.page-news .news-overview__copy > p {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist-300);
}

.page-news .news-stats {
  display: grid;
  gap: 16px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .news-stats li {
  border-top: 1px solid var(--line-dark);
  padding-top: 14px;
}

.page-news .news-stats__num {
  display: block;
  font-size: clamp(1.6rem, 4.2vw, 2.2rem);
  line-height: 1.1;
  color: var(--cyan-400);
}

.page-news .news-stats__label {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist-300);
}

.page-news .news-overview__aside {
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist-300);
}

.page-news .news-overview__media {
  margin: 0;
}

.page-news .media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-soft);
}

.page-news .news-feed .media img {
  border-color: var(--line-light);
}

.page-news .media__caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  line-height: 1.7;
  color: var(--mist-300);
}

.page-news .news-feed .media__caption {
  color: var(--slate-600);
}

/* ---------- 动态列表 ---------- */

.page-news .news-feed {
  padding: var(--news-pad) 0;
  background: var(--paper-050);
  color: var(--ink-950);
}

.page-news .news-feed .section-title {
  margin: 12px 0 0;
  color: var(--ink-950);
}

.page-news .news-feed .index-label {
  margin: 0;
  color: var(--cyan-700);
}

.page-news .news-feed .lede {
  margin: 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--slate-600);
}

.page-news .news-feed__head {
  display: grid;
  gap: 18px;
}

.page-news .news-feed__media {
  margin: clamp(24px, 3.4vw, 40px) 0 0;
}

.page-news .news-feed__list {
  margin: clamp(24px, 3.4vw, 40px) 0 0;
  padding: 0;
  list-style: none;
  border-bottom: 1px solid var(--line-light);
}

.page-news .news-item {
  display: grid;
  gap: 10px;
  padding: 22px 0;
  border-top: 1px solid var(--line-light);
}

.page-news .news-item__time {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  line-height: 1.6;
  color: var(--slate-600);
}

.page-news .news-item__body h3 {
  margin: 10px 0 6px;
  font-size: clamp(1.02rem, 2.4vw, 1.22rem);
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: var(--ink-950);
}

.page-news .news-item__body p {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--slate-600);
}

.page-news .news-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border: 1px solid var(--line-light);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  line-height: 1.7;
  color: var(--slate-600);
}

.page-news .news-tag::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
}

.page-news .news-tag--version {
  border-color: var(--cyan-700);
  color: var(--cyan-700);
}

.page-news .news-tag--play {
  border-color: var(--ink-800);
  color: var(--ink-800);
}

.page-news .news-tag--screen {
  border-color: var(--slate-600);
  color: var(--slate-600);
}

.page-news .news-tag--help {
  border-color: var(--slate-600);
  border-style: dashed;
  color: var(--slate-600);
}

/* ---------- 编号规则 ---------- */

.page-news .news-rules {
  padding: var(--news-pad) 0;
  background: var(--ink-950);
}

.page-news .news-rules__media {
  margin: 0 0 clamp(28px, 4vw, 48px);
}

.page-news .news-rules__head {
  max-width: 62ch;
}

.page-news .news-rules__head .index-label {
  margin: 0;
}

.page-news .news-rules__head .section-title {
  margin: 12px 0 0;
  color: var(--paper-050);
}

.page-news .news-rules__head .lede {
  margin: 18px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist-300);
}

.page-news .news-rules__grid {
  display: grid;
  gap: clamp(16px, 2.4vw, 26px);
  margin-top: clamp(26px, 3.6vw, 44px);
}

.page-news .news-rule {
  padding: 22px 20px 24px;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-soft);
  background: var(--ink-900);
}

.page-news .news-rule__num {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--signal-500);
}

.page-news .news-rule h3 {
  margin: 12px 0 8px;
  font-size: clamp(1rem, 2.2vw, 1.14rem);
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper-050);
}

.page-news .news-rule p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist-300);
}

/* ---------- 分类与按版本回看 ---------- */

.page-news .news-browse {
  padding: var(--news-pad) 0;
  background: var(--ink-900);
}

.page-news .news-browse__head {
  max-width: 62ch;
}

.page-news .news-browse__head .section-title {
  margin: 12px 0 0;
  color: var(--paper-050);
}

.page-news .news-browse__head .lede {
  margin: 18px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist-300);
}

.page-news .news-tags {
  display: grid;
  gap: 16px;
  margin: clamp(24px, 3.4vw, 38px) 0 0;
  padding: 0;
  list-style: none;
}

.page-news .news-tags__item {
  border-top: 1px solid var(--line-dark);
  padding-top: 14px;
}

.page-news .news-tags__item p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.76;
  color: var(--mist-300);
}

.page-news .news-tabs {
  margin-top: clamp(30px, 4vw, 52px);
}

.page-news .tablist {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  border-bottom: 1px solid var(--line-dark);
}

.page-news .tab {
  appearance: none;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mist-300);
  cursor: pointer;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-news .tab:hover {
  color: var(--paper-050);
}

.page-news .tab[aria-selected="true"] {
  color: var(--cyan-400);
  border-bottom-color: var(--cyan-400);
}

.page-news .tabpanel {
  display: block;
  padding-top: 6px;
}

.page-news .tabpanel[hidden] {
  display: none;
}

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

.page-news .news-tabs__list li {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 15px;
  line-height: 1.76;
  color: var(--mist-100);
}

.page-news .news-tabs__when {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--cyan-400);
}

/* ---------- 页尾 ---------- */

.page-news .news-more {
  position: relative;
  padding: var(--news-pad) 0;
  background:
    radial-gradient(90% 70% at 88% 100%, rgba(47, 230, 214, 0.1), transparent 62%),
    var(--ink-950);
  border-top: 1px solid var(--line-dark);
}

.page-news .news-more__grid {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
}

.page-news .news-more__copy .section-title {
  margin: 12px 0 0;
  color: var(--paper-050);
}

.page-news .news-more__copy p {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist-300);
}

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

.page-news .news-more__media {
  margin: 0;
}

/* ---------- 响应式 ---------- */

@media (min-width: 560px) {
  .page-news .news-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-news .news-tags {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 24px;
  }
}

@media (min-width: 780px) {
  .page-news .news-item {
    grid-template-columns: 172px minmax(0, 1fr);
    gap: clamp(20px, 4vw, 48px);
    align-items: start;
    padding: 26px 0;
  }

  .page-news .news-feed__head {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(24px, 4vw, 48px);
    align-items: end;
  }

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

  .page-news .news-tabs__list li {
    grid-template-columns: 148px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}

@media (min-width: 960px) {
  .page-news .news-hero__inner {
    grid-template-columns: minmax(0, 1fr) 268px;
    align-items: end;
  }

  .page-news .news-overview__grid {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    align-items: start;
  }

  .page-news .news-more__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: center;
  }
}

@media (min-width: 1100px) {
  .page-news .news-item:nth-child(even) .news-item__body {
    transform: translateX(clamp(0px, 2.2vw, 28px));
  }

  .page-news .news-rule:nth-child(2) {
    transform: translateY(28px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-hero__pulse,
  .page-news .news-hero__pulse::before,
  .page-news .news-hero__pulse::after {
    animation: none;
    opacity: 0.8;
  }

  .page-news .news-item:nth-child(even) .news-item__body,
  .page-news .news-rule:nth-child(2) {
    transform: none;
  }
}
<<<END>>>