.page-news {
  --news-rail: 236px;
  background: var(--ink-950);
  color: var(--paper);
  padding-bottom: 3.5rem;
}

.page-news .news-crumb {
  padding-top: 1.25rem;
  padding-bottom: 0.5rem;
}

/* ---------- 首屏 ---------- */
.page-news .news-lead {
  position: relative;
  display: grid;
  gap: 2.25rem;
  padding: 1.5rem 0 3rem;
  border-bottom: 1px solid var(--line-mint);
}

.page-news .news-lead::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: -1rem;
  height: 320px;
  background:
    radial-gradient(58% 100% at 18% 0%, rgba(52, 245, 197, 0.1), transparent 70%),
    radial-gradient(46% 84% at 88% 8%, rgba(255, 122, 47, 0.09), transparent 72%);
  pointer-events: none;
  z-index: 0;
}

.page-news .news-lead > * {
  position: relative;
  z-index: 1;
}

.page-news .news-lead__title {
  margin: 0.75rem 0 1.1rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.3rem, 8vw, 4.4rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-news .news-lead__title em {
  font-style: normal;
  color: var(--mint);
}

.page-news .news-lead__dek {
  max-width: 48ch;
  margin: 0;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--mist);
}

.page-news .news-lead__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.75rem;
  margin: 1.75rem 0 0;
  padding: 1rem 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-news .news-lead__facts li {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.page-news .news-lead__facts b {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--mint);
}

.page-news .news-lead__facts span {
  font-size: 0.8125rem;
  color: var(--mist);
}

.page-news .news-lead__index {
  border: 1px solid var(--line-mint);
  padding: 1.1rem 1.15rem 0.6rem;
  background: linear-gradient(165deg, rgba(52, 245, 197, 0.08), rgba(10, 36, 29, 0.62) 55%, rgba(10, 36, 29, 0.18));
}

.page-news .news-index {
  list-style: none;
  margin: 0.6rem 0 0;
  padding: 0;
}

.page-news .news-index li + li {
  border-top: 1px solid var(--line);
}

.page-news .news-index a {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr);
  gap: 0.5rem;
  align-items: baseline;
  padding: 0.65rem 0;
  color: var(--paper);
  text-decoration: none;
  font-size: 0.9375rem;
  line-height: 1.5;
  transition: color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-news .news-index a:hover,
.page-news .news-index a:focus-visible {
  color: var(--mint);
  padding-left: 0.25rem;
}

.page-news .news-index__no {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--signal);
}

/* ---------- 主布局 ---------- */
.page-news .news-layout {
  display: grid;
  gap: 2.75rem;
  padding-top: 2.5rem;
}

.page-news .news-body {
  order: 1;
  min-width: 0;
}

.page-news .news-rail {
  order: 2;
  min-width: 0;
}

/* ---------- 侧栏坐标 ---------- */
.page-news .news-rail__nav {
  display: grid;
  margin: 0.5rem 0 1.5rem;
  border-top: 1px solid var(--line);
}

.page-news .news-rail__nav a {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--line);
  color: var(--paper);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color var(--dur) var(--ease);
}

.page-news .news-rail__nav a span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--mint);
}

.page-news .news-rail__nav a:hover,
.page-news .news-rail__nav a:focus-visible {
  color: var(--mint);
}

.page-news .news-rail__figure {
  margin: 0 0 1rem;
  aspect-ratio: 3 / 2;
}

.page-news .news-rail__note {
  margin: 0;
  padding-left: 0.75rem;
  border-left: 2px solid var(--signal);
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 图片 ---------- */
.page-news .kb-figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  max-width: 100%;
}

.page-news .news-caption {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  color: var(--mist);
}

/* ---------- 头条专题 ---------- */
.page-news .news-feature {
  position: relative;
  border: 1px solid var(--line);
  background: var(--ink-900);
  transition: border-color var(--dur) var(--ease);
}

.page-news .news-feature:target {
  border-color: var(--mint);
}

.page-news .news-feature__figure {
  position: relative;
  margin: 0;
  aspect-ratio: 7 / 4;
}

.page-news .news-feature__flag {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 0.35rem 0.8rem;
  background: var(--signal);
  color: var(--ink-950);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.16em;
}

.page-news .news-feature__body {
  padding: 1.4rem 1.15rem 1.75rem;
}

.page-news .news-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.75rem;
  margin: 0;
}

.page-news .news-chip {
  display: inline-block;
  padding: 0.2rem 0.55rem;
  background: var(--sand);
  color: var(--ink-900);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  border-radius: var(--radius);
}

.page-news .news-meta__time {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-news .news-feature__title {
  margin: 0.7rem 0 0.9rem;
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 4.2vw, 2.15rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-news .news-feature__dek {
  margin: 0 0 1.1rem;
  font-size: 0.9688rem;
  line-height: 1.85;
  color: var(--sand);
}

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

.page-news .news-more__summary {
  list-style: none;
  cursor: pointer;
  color: var(--mint);
  font-size: 0.875rem;
  transition: color var(--dur) var(--ease);
}

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

.page-news .news-more--feature .news-more__summary {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 0.8rem;
  border: 1px solid var(--line-mint);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
}

.page-news .news-more--feature .news-more__summary::after {
  content: "+";
  color: var(--signal);
}

.page-news .news-more--feature[open] > .news-more__summary::after {
  content: "−";
}

.page-news .news-more--feature .news-more__summary:hover {
  border-color: var(--mint);
  background: rgba(52, 245, 197, 0.07);
}

.page-news .news-more__body {
  padding-top: 0.8rem;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--mist);
}

.page-news .news-more__body p {
  margin: 0 0 0.7rem;
}

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

.page-news .news-feature .kb-btn {
  margin-top: 1.25rem;
}

/* ---------- 分类标签 ---------- */
.page-news .news-filter {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.page-news .news-tabs {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.85rem;
  padding-bottom: 0.4rem;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-news .news-tabs a {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: baseline;
  gap: 0.45rem;
  padding: 0.55rem 0.85rem;
  border: 1px solid var(--line-sand);
  border-radius: var(--radius);
  color: var(--paper);
  text-decoration: none;
  font-size: 0.875rem;
  white-space: nowrap;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-news .news-tabs a:hover,
.page-news .news-tabs a:focus-visible {
  border-color: var(--mint);
  color: var(--mint);
  background: rgba(52, 245, 197, 0.06);
}

.page-news .news-tabs__no {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  color: var(--signal);
}

.page-news .news-tabs__count {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--mist);
}

/* ---------- 横向视觉带 ---------- */
.page-news .news-band {
  margin: 2.5rem 0 0;
  aspect-ratio: 3 / 2;
}

/* ---------- 文章列表 ---------- */
.page-news .news-list {
  margin-top: 2.75rem;
}

.page-news .news-list__title {
  display: inline-block;
  margin: 0 0 1.5rem;
  padding-bottom: 0.6rem;
  border-bottom: 2px solid var(--mint);
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 5vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-news .news-group {
  padding: 1.5rem 1.1rem 1.75rem;
  border-top: 1px solid var(--line);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-news .news-group + .news-group {
  margin-top: 1.25rem;
}

.page-news .news-group:nth-of-type(even) {
  background: linear-gradient(180deg, rgba(18, 58, 48, 0.55), rgba(5, 19, 15, 0.08));
}

.page-news .news-group:target {
  border-top-color: var(--mint);
  background: linear-gradient(180deg, rgba(52, 245, 197, 0.09), rgba(5, 19, 15, 0.04));
}

.page-news .news-group__head {
  display: flex;
  align-items: baseline;
  gap: 0.85rem;
  margin-bottom: 0.5rem;
}

.page-news .news-group__no {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  line-height: 1;
  color: var(--acid);
  opacity: 0.85;
}

.page-news .news-group__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-news .news-group__note {
  margin: 0.3rem 0 0;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-news .news-rows {
  list-style: none;
  margin: 0.75rem 0 0;
  padding: 0;
}

.page-news .news-row {
  position: relative;
  border-top: 1px solid var(--line);
}

.page-news .news-row:first-child {
  border-top-color: var(--line-mint);
}

.page-news .news-row .news-more__summary {
  display: block;
  position: relative;
  padding: 1.05rem 1.9rem 1.05rem 0;
  color: var(--paper);
}

.page-news .news-row .news-more__summary::after {
  content: "+";
  position: absolute;
  right: 0.1rem;
  top: 1rem;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  line-height: 1;
  color: var(--mint);
}

.page-news .news-row details[open] > .news-more__summary::after {
  content: "−";
}

.page-news .news-row__meta {
  display: block;
  margin-bottom: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  color: var(--signal);
}

.page-news .news-row__title {
  display: block;
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.125rem;
  line-height: 1.35;
  font-weight: 600;
  color: var(--paper);
  transition: color var(--dur) var(--ease);
}

.page-news .news-row .news-more__summary:hover .news-row__title,
.page-news .news-row .news-more__summary:focus-visible .news-row__title {
  color: var(--mint);
}

.page-news .news-row__dek {
  display: block;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-news .news-row .news-more__body {
  padding: 0 1.9rem 0.9rem 0;
}

.page-news .news-inset {
  margin: 1rem 0 1.25rem;
  aspect-ratio: 10 / 7;
}

/* ---------- 编辑推荐 ---------- */
.page-news .news-picks {
  margin-top: 3rem;
  padding: 1.75rem 1.15rem 2rem;
  color: var(--ink-800);
}

.page-news .news-picks__title {
  margin: 0.6rem 0 1.5rem;
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 4vw, 2rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--ink-950);
}

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

.page-news .news-picks__item {
  display: grid;
  grid-template-columns: 2.25rem minmax(0, 1fr);
  gap: 0.75rem;
  padding: 1rem 0;
  border-top: 1px solid rgba(10, 36, 29, 0.18);
}

.page-news .news-picks__no {
  padding-top: 0.2rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--signal);
}

.page-news .news-picks__item h3 {
  margin: 0 0 0.3rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
}

.page-news .news-picks__item a {
  color: var(--ink-950);
  text-decoration: underline;
  text-decoration-color: var(--signal);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

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

.page-news .news-picks__item p {
  margin: 0;
  font-size: 0.8438rem;
  line-height: 1.75;
  color: var(--ink-700);
}

/* ---------- 宽窄交替 ---------- */
@media (min-width: 700px) {
  .page-news .news-row:nth-child(even) .news-more__summary {
    padding-left: 2.25rem;
  }

  .page-news .news-row:nth-child(even) .news-more__body {
    padding-left: 2.25rem;
  }

  .page-news .news-row:nth-child(even)::before {
    content: "";
    position: absolute;
    left: 0;
    top: 1.05rem;
    bottom: 1.05rem;
    width: 1px;
    background: var(--line-mint);
  }

  .page-news .news-feature__body {
    padding: 1.75rem 2rem 2.25rem;
  }

  .page-news .news-band {
    aspect-ratio: 16 / 9;
  }

  .page-news .news-picks {
    padding: 2.25rem 2rem 2.5rem;
  }
}

@media (min-width: 880px) {
  .page-news .news-picks__list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 2.5rem;
  }
}

@media (min-width: 1024px) {
  .page-news .news-lead {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.6fr);
    gap: 3.5rem;
    align-items: end;
    padding: 2rem 0 3.5rem;
  }

  .page-news .news-layout {
    grid-template-columns: var(--news-rail) minmax(0, 1fr);
    gap: 3.5rem;
    padding-top: 3rem;
  }

  .page-news .news-rail {
    order: 1;
  }

  .page-news .news-body {
    order: 2;
  }

  .page-news .news-rail__sticky {
    position: sticky;
    top: 92px;
  }

  .page-news .news-rail__figure {
    aspect-ratio: 4 / 5;
  }

  .page-news .news-group {
    padding: 1.75rem 1.5rem 2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-index a,
  .page-news .news-tabs a,
  .page-news .news-row__title,
  .page-news .news-more__summary,
  .page-news .news-feature,
  .page-news .news-group {
    transition: none;
  }
}
<<<END>>>