.page-news {
  --news-gap: clamp(0.9rem, 2.4vw, 1.5rem);
  --news-rail: 128px;
  --news-gold-line: rgba(217, 164, 65, .55);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  padding: clamp(6rem, 13vw, 10rem) 0 clamp(2.6rem, 6vw, 4.2rem);
  background:
    radial-gradient(120% 90% at 80% -10%, rgba(168, 198, 232, .16), transparent 60%),
    linear-gradient(180deg, var(--ink) 0%, var(--ink) 62%, var(--night) 100%);
  color: var(--silver);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-news .news-hero__crumbs {
  margin-bottom: clamp(1.4rem, 3.5vw, 2.2rem);
}

.page-news .news-hero__crumbs ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-news .news-hero__crumbs li + li::before {
  content: "/";
  margin-right: 0.5rem;
  color: rgba(110, 126, 153, .7);
}

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

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

.page-news .news-hero__grid {
  display: grid;
  gap: clamp(1.8rem, 5vw, 3rem);
}

.page-news .news-hero__kicker {
  margin: 0 0 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-news .news-hero__title {
  margin: 0 0 1.1rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-stretch: condensed;
  font-size: clamp(1.95rem, 5.4vw, 3.5rem);
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--silver);
  text-wrap: balance;
}

.page-news .news-hero__text {
  margin: 0;
  max-width: 34em;
  font-size: clamp(0.95rem, 1.7vw, 1.06rem);
  line-height: 1.75;
  color: rgba(230, 237, 246, .82);
}

.page-news .news-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(1.1rem, 4vw, 2.4rem);
  margin: 0;
  padding-top: clamp(1.2rem, 3vw, 1.8rem);
  border-top: 1px solid var(--line);
}

.page-news .news-hero__stat {
  min-width: 6.5rem;
}

.page-news .news-hero__stat dt {
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--mist);
  margin-bottom: 0.4rem;
}

.page-news .news-hero__stat dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(1.35rem, 3.4vw, 1.95rem);
  letter-spacing: 0.05em;
  color: var(--moon);
}

/* ---------- 筛选 ---------- */
.page-news .news-filter {
  padding: clamp(2rem, 5vw, 3rem) 0 clamp(1.2rem, 3vw, 1.8rem);
  background: var(--night);
  color: var(--silver);
  border-bottom: 1px solid var(--line);
}

.page-news .news-filter__head {
  display: grid;
  gap: 0.4rem;
  margin-bottom: clamp(1.1rem, 3vw, 1.6rem);
}

.page-news .news-filter__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.15rem, 2.6vw, 1.5rem);
  letter-spacing: -0.01em;
  color: var(--silver);
}

.page-news .news-filter__note {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-news .news-filter__bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-news .news-filter__bar .filter-btn {
  appearance: none;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--moon);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-news .news-filter__bar .filter-btn:hover,
.page-news .news-filter__bar .filter-btn:focus-visible {
  border-color: var(--news-gold-line);
  color: var(--gold);
}

.page-news .news-filter__bar .filter-btn[aria-pressed="true"] {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink);
}

/* ---------- 章节标题 ---------- */
.page-news .news-head {
  display: grid;
  gap: 0.5rem;
  margin-bottom: clamp(1.4rem, 3.5vw, 2.2rem);
}

.page-news .news-head__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.22em;
  color: var(--gold);
}

.page-news .news-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-stretch: condensed;
  font-size: clamp(1.4rem, 3.6vw, 2.1rem);
  line-height: 1.25;
  letter-spacing: -0.012em;
}

.page-news .news-head__note {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.7;
  max-width: 40em;
}

.page-news .news-head--dark .news-head__title { color: var(--silver); }
.page-news .news-head--dark .news-head__note { color: var(--mist); }
.page-news .news-head--paper .news-head__title { color: var(--brown); }
.page-news .news-head--paper .news-head__note { color: rgba(36, 28, 20, .62); }

/* ---------- 条目墙 ---------- */
.page-news .news-board {
  padding: clamp(2.4rem, 6vw, 3.8rem) 0 clamp(3rem, 7vw, 4.5rem);
  background: var(--ink);
  color: var(--silver);
}

.page-news .news-board__grid {
  display: grid;
  gap: var(--news-gap);
}

.page-news .news-wall {
  display: grid;
  gap: var(--news-gap);
  align-content: start;
}

.page-news .news-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding: clamp(1.05rem, 2.6vw, 1.55rem) clamp(1.05rem, 2.6vw, 1.6rem) clamp(1.05rem, 2.6vw, 1.55rem) clamp(1.3rem, 3vw, 1.85rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  background: linear-gradient(160deg, var(--night) 0%, rgba(16, 30, 66, .72) 100%);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-news .news-card::before {
  content: "";
  position: absolute;
  left: 0.55rem;
  top: 1.1rem;
  bottom: 1.1rem;
  width: 3px;
  border-radius: var(--radius-pill);
  background: var(--gold);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform var(--dur) var(--ease);
}

.page-news .news-card:hover,
.page-news .news-card:focus-within {
  border-color: var(--news-gold-line);
}

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

.page-news .news-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
}

.page-news .news-card__no {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--mist);
}

.page-news .news-card__kind {
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--gold);
  white-space: nowrap;
}

.page-news .news-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1rem, 2.2vw, 1.18rem);
  line-height: 1.45;
  letter-spacing: -0.008em;
  color: var(--silver);
}

.page-news .news-card__desc {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.75;
  color: rgba(230, 237, 246, .74);
  max-height: 3.5em;
  overflow: hidden;
  transition: max-height 320ms var(--ease);
}

.page-news .news-card:hover .news-card__desc,
.page-news .news-card:focus-within .news-card__desc {
  max-height: 12em;
}

.page-news .news-card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  margin: 0.1rem 0 0;
}

.page-news .news-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  padding: 0.22rem 0.6rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  color: var(--moon);
  white-space: nowrap;
}

.page-news .news-card__time {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--mist);
  margin-left: auto;
}

/* ---------- 时间刻度 ---------- */
.page-news .news-rail {
  display: none;
}

.page-news .news-rail__label {
  margin: 0 0 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  color: var(--mist);
}

.page-news .news-rail__list {
  list-style: none;
  margin: 0;
  padding: 0 0 0 0.95rem;
  border-left: 1px solid var(--line-strong);
  display: flex;
  flex-direction: column;
  gap: 0.95rem;
}

.page-news .news-rail__item a {
  position: relative;
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--mist);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

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

.page-news .news-rail__dot {
  position: absolute;
  left: -1.24rem;
  top: 0.36em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--mist);
  transition: background-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-news .news-rail__item a:hover .news-rail__dot,
.page-news .news-rail__item a:focus-visible .news-rail__dot {
  background: var(--gold);
  transform: scale(1.4);
}

/* ---------- 专题区（纸面） ---------- */
.page-news .news-features {
  position: relative;
  padding: clamp(2.8rem, 7vw, 4.6rem) 0;
  background: var(--paper);
  color: var(--brown);
}

.page-news .news-features::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(0deg, rgba(36, 28, 20, .04) 0 1px, transparent 1px 5px);
  pointer-events: none;
}

.page-news .news-features > .container {
  position: relative;
}

.page-news .news-feature {
  display: grid;
  gap: clamp(1.2rem, 3vw, 2rem);
  padding: clamp(1.6rem, 4vw, 2.4rem) 0;
  border-top: 1px solid var(--line-paper);
}

.page-news .news-feature:first-of-type {
  border-top: none;
  padding-top: 0;
}

.page-news .news-feature__body {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.page-news .news-feature__stamp {
  align-self: flex-start;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  padding: 0.28rem 0.66rem;
  border-radius: var(--radius-s);
  border: 1px solid rgba(36, 28, 20, .28);
  border-left: 3px solid var(--gold);
  background: rgba(217, 164, 65, .12);
  color: var(--brown);
}

.page-news .news-feature__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-stretch: condensed;
  font-size: clamp(1.35rem, 3.4vw, 1.95rem);
  line-height: 1.25;
  letter-spacing: -0.012em;
  color: var(--brown);
}

.page-news .news-feature__text {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.8;
  color: rgba(36, 28, 20, .78);
}

.page-news .news-feature__links {
  list-style: none;
  margin: 0.3rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.page-news .news-feature__links li {
  position: relative;
  padding-left: 1.2rem;
  font-size: 0.88rem;
  line-height: 1.7;
}

.page-news .news-feature__links li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--gold);
  font-family: var(--font-mono);
}

.page-news .news-feature__links a {
  color: var(--brown);
  text-decoration: none;
  border-bottom: 1px solid rgba(36, 28, 20, .28);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-news .news-feature__links a:hover,
.page-news .news-feature__links a:focus-visible {
  color: #8a5f12;
  border-color: #8a5f12;
}

/* ---------- 图片容器 ---------- */
.page-news .news-figure {
  margin: 0;
  border-radius: var(--radius-l);
  overflow: hidden;
  background: var(--night);
  aspect-ratio: 4 / 3;
}

.page-news .news-figure--paper {
  background: rgba(36, 28, 20, .08);
  border: 1px solid var(--line-paper);
}

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

/* ---------- 白皮书 ---------- */
.page-news .news-whitepaper {
  padding: clamp(2.4rem, 6vw, 4rem) 0 clamp(3rem, 7vw, 4.6rem);
  background: var(--paper);
  color: var(--brown);
  border-top: 1px solid var(--line-paper);
}

.page-news .news-whitepaper__grid {
  display: grid;
  gap: clamp(1.6rem, 4vw, 2.6rem);
}

.page-news .news-whitepaper__body {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.page-news .news-whitepaper__intro {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.8;
  color: rgba(36, 28, 20, .78);
}

.page-news .news-versions {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}

.page-news .news-versions__item {
  display: grid;
  grid-template-columns: 4.2rem minmax(0, 1fr);
  gap: 0.8rem;
  align-items: baseline;
  padding: 0.7rem 0;
  border-top: 1px solid var(--line-paper);
}

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

.page-news .news-versions__year {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  letter-spacing: 0.12em;
  color: var(--brown);
}

.page-news .news-versions__item:hover .news-versions__year {
  color: #8a5f12;
}

.page-news .news-versions__text {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.7;
  color: rgba(36, 28, 20, .72);
}

.page-news .news-whitepaper__foot {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.7;
  color: rgba(36, 28, 20, .6);
}

/* ---------- 订阅与投稿 ---------- */
.page-news .news-subscribe {
  padding: clamp(2.6rem, 6.5vw, 4.4rem) 0 clamp(3rem, 7vw, 4.6rem);
  background: var(--ink);
  color: var(--silver);
}

.page-news .news-subscribe__grid {
  display: grid;
  gap: clamp(1.2rem, 3vw, 1.8rem);
}

.page-news .news-subscribe__panel {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  padding: clamp(1.2rem, 3vw, 1.8rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  background: linear-gradient(155deg, var(--night) 0%, rgba(16, 30, 66, .6) 100%);
}

.page-news .news-subscribe__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.05rem, 2.4vw, 1.28rem);
  line-height: 1.4;
  color: var(--silver);
}

.page-news .news-subscribe__text {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.8;
  color: rgba(230, 237, 246, .76);
}

.page-news .news-subscribe__mail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.7rem;
  padding: 0.75rem 0.9rem;
  border-radius: var(--radius-m);
  border: 1px dashed var(--line-strong);
  background: rgba(11, 22, 51, .5);
}

.page-news .news-subscribe__addr {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  color: var(--moon);
  word-break: break-all;
}

.page-news .news-subscribe__mail .copy-btn {
  appearance: none;
  cursor: pointer;
  font-size: 0.78rem;
  padding: 0.42rem 0.9rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--moon);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-news .news-subscribe__mail .copy-btn:hover,
.page-news .news-subscribe__mail .copy-btn:focus-visible {
  border-color: var(--news-gold-line);
  color: var(--gold);
}

.page-news .news-subscribe__small {
  margin: 0;
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-news .news-subscribe__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.42rem;
}

.page-news .news-subscribe__list li {
  position: relative;
  padding-left: 1.15rem;
  font-size: 0.86rem;
  line-height: 1.7;
  color: rgba(230, 237, 246, .78);
}

.page-news .news-subscribe__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: var(--gold);
}

.page-news .news-subscribe__panel .btn--gold {
  align-self: flex-start;
  margin-top: 0.3rem;
  display: inline-block;
  padding: 0.6rem 1.3rem;
  border-radius: var(--radius-pill);
  background: var(--gold);
  color: var(--ink);
  font-size: 0.84rem;
  letter-spacing: 0.06em;
  text-decoration: none;
  transition: filter var(--dur) var(--ease);
}

.page-news .news-subscribe__panel .btn--gold:hover,
.page-news .news-subscribe__panel .btn--gold:focus-visible {
  filter: brightness(1.08);
}

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

  .page-news .news-card--wide {
    grid-column: span 2;
  }

  .page-news .news-subscribe__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: end;
  }

  .page-news .news-hero__stats {
    flex-direction: column;
    gap: 1.1rem;
    padding-top: 0;
    padding-left: clamp(1.2rem, 3vw, 2rem);
    border-top: none;
    border-left: 1px solid var(--line-strong);
  }

  .page-news .news-feature {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    align-items: start;
  }

  .page-news .news-feature--flip .news-figure {
    order: 2;
  }

  .page-news .news-whitepaper__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-news .news-whitepaper__grid > .news-figure {
    position: sticky;
    top: 6.5rem;
  }
}

@media (min-width: 1024px) {
  .page-news .news-board__grid {
    grid-template-columns: minmax(0, 1fr) var(--news-rail);
    gap: clamp(1.5rem, 3vw, 2.5rem);
  }

  .page-news .news-rail {
    display: block;
    position: sticky;
    top: 6.5rem;
    align-self: start;
  }
}

@media (hover: none) {
  .page-news .news-card__desc {
    max-height: none;
  }
}
<<<END>>>