.page-news {
  --pn-rail-w: 190px;
  --pn-side-w: 196px;
  --pn-gap: clamp(20px, 3vw, 44px);
  position: relative;
  background: var(--void);
  color: var(--ink);
  font-family: var(--f-sans);
  font-weight: 400;
  line-height: 1.75;
}

.page-news .pn-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(96px, 15vh, 168px) 0 clamp(48px, 8vh, 88px);
  border-bottom: 1px solid var(--rule);
}

.page-news .pn-hero-media {
  position: absolute;
  inset: 0;
  z-index: -2;
}

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

.page-news .pn-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(58% 70% at 82% 12%, rgba(122, 77, 255, .5), transparent 68%),
    radial-gradient(46% 58% at 8% 92%, rgba(53, 225, 232, .24), transparent 70%),
    linear-gradient(180deg, rgba(5, 7, 15, .7) 0%, rgba(5, 7, 15, .88) 58%, var(--void) 100%);
}

.page-news .pn-hero-inner {
  position: relative;
}

.page-news .pn-kicker {
  margin: 22px 0 0;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--laser);
}

.page-news .pn-hero h1 {
  margin: 16px 0 20px;
  max-width: 22ch;
  font-size: clamp(30px, 5.2vw, 62px);
  font-weight: 300;
  line-height: 1.06;
  letter-spacing: -.015em;
  color: var(--ink);
  text-shadow: 0 0 42px rgba(122, 77, 255, .5);
}

.page-news .pn-hero-lede {
  margin: 0;
  max-width: 58ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.82;
  color: var(--ink-dim);
}

.page-news .pn-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pn-gap);
  padding-top: clamp(40px, 6vh, 72px);
  padding-bottom: clamp(64px, 10vh, 128px);
}

.page-news .pn-rail,
.page-news .pn-side {
  min-width: 0;
  border-top: 1px solid var(--rule);
  padding-top: 18px;
}

.page-news .pn-rail-title {
  margin: 0 0 14px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-news .pn-rail-nav {
  list-style: none;
  margin: 0 0 30px;
  padding: 0;
  display: grid;
  gap: 9px;
  counter-reset: rail;
}

.page-news .pn-rail-nav li {
  counter-increment: rail;
}

.page-news .pn-rail-nav a {
  display: flex;
  gap: 10px;
  color: var(--ink-dim);
  font-size: 13px;
  line-height: 1.5;
  transition: color .2s var(--ease);
}

.page-news .pn-rail-nav a::before {
  content: counter(rail, decimal-leading-zero);
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--violet);
}

.page-news .pn-rail-nav a:hover {
  color: var(--laser);
}

.page-news .pn-rail-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news .pn-rail-facts li {
  display: grid;
  gap: 2px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--rule);
}

.page-news .pn-rail-facts span {
  font-size: 12px;
  color: var(--ink-dim);
}

.page-news .pn-rail-facts em {
  font-style: normal;
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--gold);
}

.page-news .pn-main {
  min-width: 0;
}

.page-news .pn-block {
  padding-bottom: clamp(44px, 7vh, 80px);
  margin-bottom: clamp(44px, 7vh, 80px);
  border-bottom: 1px solid var(--rule);
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-news .pn-block:last-child {
  padding-bottom: 0;
  margin-bottom: 0;
  border-bottom: 0;
}

.page-news .pn-block-head h2 {
  margin: 12px 0 14px;
  font-size: clamp(22px, 3vw, 34px);
  font-weight: 600;
  line-height: 1.22;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-news .pn-block-lede {
  margin: 0;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-dim);
}

.page-news .pn-mono {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--gold);
}

/* 今晚公告 */
.page-news .pn-tonight {
  display: grid;
  gap: 26px;
  margin-top: 26px;
  padding: clamp(20px, 3vw, 34px);
  border-radius: var(--radius);
  border: 1px solid rgba(255, 201, 107, .36);
  background:
    linear-gradient(150deg, rgba(255, 201, 107, .09), rgba(122, 77, 255, .13) 62%, rgba(53, 225, 232, .07));
  box-shadow: var(--shadow-deep);
}

.page-news .pn-tonight-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.page-news .pn-tonight-lede {
  margin: 0 0 22px;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.8;
  color: var(--ink);
}

.page-news .pn-tonight-facts {
  margin: 0;
  display: grid;
  gap: 12px;
}

.page-news .pn-tonight-facts > div {
  display: grid;
  gap: 3px;
  padding-top: 10px;
  border-top: 1px solid var(--rule);
}

.page-news .pn-tonight-facts dt {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--laser);
}

.page-news .pn-tonight-facts dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink-dim);
}

.page-news .pn-tonight-foot {
  margin: 22px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink-dim);
}

.page-news .pn-tonight-foot a,
.page-news .pn-inline-note a {
  color: var(--laser);
  border-bottom: 1px solid rgba(53, 225, 232, .4);
}

.page-news .pn-tonight-foot a:hover,
.page-news .pn-inline-note a:hover {
  color: var(--gold);
  border-bottom-color: rgba(255, 201, 107, .6);
}

.page-news .pn-tonight-visual {
  margin: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--rule);
}

.page-news .pn-tonight-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* 栏目分类 */
.page-news .pn-channels {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--rule);
}

.page-news .pn-channels li {
  padding: 18px 0;
  border-bottom: 1px solid var(--rule);
}

.page-news .pn-channel-name {
  margin: 0 0 8px;
}

.page-news .pn-channels li > p:last-child {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--ink-dim);
}

/* 筛选条 */
.page-news .pn-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 26px 0 0;
  padding: 10px;
  border-radius: var(--radius-sm);
  background: var(--glass-soft);
  border: 1px solid var(--rule);
}

.page-news .pn-filter-btn {
  appearance: none;
  border: 1px solid transparent;
  background: transparent;
  color: var(--ink-dim);
  font-family: inherit;
  font-size: 13px;
  letter-spacing: .02em;
  padding: 7px 14px;
  border-radius: 999px;
  cursor: pointer;
  transition: color .18s var(--ease), border-color .18s var(--ease), background .18s var(--ease);
}

.page-news .pn-filter-btn:hover {
  color: var(--ink);
  border-color: var(--rule);
}

.page-news .pn-filter-btn[aria-pressed="true"] {
  color: var(--void);
  background: linear-gradient(120deg, var(--laser), var(--neon));
  border-color: transparent;
  box-shadow: 0 0 0 1px rgba(53, 225, 232, .4), 0 10px 26px -16px var(--neon);
}

/* 条目列表 */
.page-news .pn-feed {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  border-top: 1px solid var(--rule);
}

.page-news .pn-entry {
  position: relative;
  padding: 22px 0 22px 16px;
  border-bottom: 1px solid var(--rule);
  scroll-margin-top: calc(var(--header-h) + 28px);
  transition: background .22s var(--ease);
}

.page-news .pn-entry::before {
  content: "";
  position: absolute;
  left: 0;
  top: 26px;
  bottom: 26px;
  width: 2px;
  background: var(--violet);
  opacity: .55;
  transition: background .22s var(--ease), opacity .22s var(--ease);
}

.page-news .pn-entry:hover {
  background: linear-gradient(90deg, rgba(122, 77, 255, .12), transparent 72%);
}

.page-news .pn-entry:hover::before {
  background: var(--laser);
  opacity: 1;
}

.page-news .pn-entry:target {
  background: linear-gradient(90deg, rgba(255, 201, 107, .16), transparent 72%);
}

.page-news .pn-entry:target::before {
  background: var(--gold);
  opacity: 1;
}

.page-news .pn-entry-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.page-news .pn-when {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-dim);
}

.page-news .pn-entry h3 {
  margin: 0 0 8px;
  font-size: clamp(17px, 2vw, 20px);
  font-weight: 600;
  line-height: 1.42;
  color: var(--ink);
}

.page-news .pn-excerpt {
  margin: 0;
  max-width: 70ch;
  font-size: 14px;
  line-height: 1.78;
  color: var(--ink-dim);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.page-news .pn-entry:hover .pn-excerpt {
  -webkit-line-clamp: 6;
  line-clamp: 6;
  color: var(--ink);
}

/* 常查记录时间轴 */
.page-news .pn-weeks-shell {
  position: relative;
  isolation: isolate;
  margin-top: 26px;
  padding: clamp(22px, 3vw, 36px);
  border-radius: var(--radius);
  background: var(--deep);
  border: 1px solid var(--rule);
  overflow: hidden;
}

.page-news .pn-weeks-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .22;
}

.page-news .pn-weeks {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0 0 0 26px;
  display: grid;
  gap: 30px;
  border-left: 1px solid var(--rule);
}

.page-news .pn-week {
  position: relative;
}

.page-news .pn-week::before {
  content: "";
  position: absolute;
  left: -31px;
  top: 7px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--laser);
  box-shadow: 0 0 14px rgba(53, 225, 232, .9);
}

.page-news .pn-week:nth-child(2)::before {
  background: var(--neon);
  box-shadow: 0 0 14px rgba(122, 77, 255, .9);
}

.page-news .pn-week:nth-child(3)::before {
  background: var(--gold);
  box-shadow: 0 0 14px rgba(255, 201, 107, .9);
}

.page-news .pn-week-when {
  margin: 0 0 12px;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--gold);
}

.page-news .pn-week-rows {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-news .pn-week-rows li {
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink-dim);
}

.page-news .pn-week-tag {
  display: inline-block;
  min-width: 76px;
  margin-right: 10px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--laser);
}

/* 版本更新说明 */
.page-news .pn-steps {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  border-top: 1px solid var(--rule);
}

.page-news .pn-steps li {
  display: grid;
  gap: 6px 20px;
  padding: 20px 0;
  border-bottom: 1px solid var(--rule);
}

.page-news .pn-step-num {
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--neon);
}

.page-news .pn-steps h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
}

.page-news .pn-steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--ink-dim);
}

.page-news .pn-inline-note {
  margin: 22px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink-dim);
}

/* 月度版本报告 */
.page-news .pn-monthly {
  margin-top: 26px;
  display: grid;
  gap: 26px;
}

.page-news .pn-monthly-copy > p {
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.82;
  color: var(--ink-dim);
}

.page-news .pn-monthly-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-news .pn-monthly-list li {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding-top: 11px;
  border-top: 1px solid var(--rule);
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink);
}

.page-news .pn-monthly-visual {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--rule);
}

.page-news .pn-monthly-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* 回看入口 */
.page-news .pn-lookback {
  margin-top: 26px;
  display: grid;
  gap: 18px;
}

.page-news .pn-lookback-card {
  padding: clamp(20px, 2.6vw, 28px);
  border-radius: var(--radius);
}

.page-news .pn-lookback-card h3 {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
}

.page-news .pn-lookback-card p {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--ink-dim);
}

.page-news .pn-lookback-card p:last-child {
  margin-bottom: 0;
}

.page-news .pn-lookback-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* 右侧节点栏 */
.page-news .pn-nodes {
  list-style: none;
  margin: 0;
  padding: 0 0 0 16px;
  display: grid;
  gap: 16px;
  border-left: 1px solid var(--rule);
}

.page-news .pn-nodes li {
  position: relative;
}

.page-news .pn-nodes li::before {
  content: "";
  position: absolute;
  left: -20px;
  top: 7px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--neon);
  box-shadow: 0 0 10px rgba(122, 77, 255, .85);
}

.page-news .pn-nodes li:nth-child(1)::before {
  background: var(--gold);
  box-shadow: 0 0 12px rgba(255, 201, 107, .9);
}

.page-news .pn-nodes li:nth-child(2)::before {
  background: var(--laser);
  box-shadow: 0 0 12px rgba(53, 225, 232, .9);
}

.page-news .pn-nodes li:nth-child(3)::before {
  background: var(--violet);
  box-shadow: 0 0 12px rgba(74, 44, 214, .9);
}

.page-news .pn-nodes a {
  color: var(--ink-dim);
  font-size: 13px;
  line-height: 1.55;
  transition: color .2s var(--ease);
}

.page-news .pn-nodes a:hover {
  color: var(--laser);
}

.page-news .pn-side-note {
  margin: 22px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--ink-dim);
}

/* 媒体查询 */
@media (min-width: 640px) {
  .page-news .pn-tonight-facts {
    grid-template-columns: 1fr 1fr;
  }

  .page-news .pn-channels {
    grid-template-columns: 1fr 1fr;
    column-gap: 34px;
  }
}

@media (min-width: 760px) {
  .page-news .pn-tonight {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-news .pn-steps li {
    grid-template-columns: 54px minmax(170px, 210px) minmax(0, 1fr);
    align-items: baseline;
  }

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

@media (min-width: 860px) {
  .page-news .pn-monthly {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: center;
  }
}

@media (min-width: 1024px) {
  .page-news .pn-shell {
    grid-template-columns: var(--pn-rail-w) minmax(0, 1fr) var(--pn-side-w);
    align-items: start;
  }

  .page-news .pn-rail,
  .page-news .pn-side {
    border-top: 0;
    border-left: 1px solid var(--rule);
    padding-top: 0;
    padding-left: 18px;
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }

  .page-news .pn-rail-nav {
    margin-bottom: 34px;
  }
}

@media (min-width: 1280px) {
  .page-news .pn-hero h1 {
    max-width: 24ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .pn-entry,
  .page-news .pn-entry::before,
  .page-news .pn-filter-btn,
  .page-news .pn-nodes a {
    transition: none;
  }
}
<<<END>>>