.page-news {
  background:
    linear-gradient(180deg, rgba(25, 227, 198, 0.07), transparent 260px),
    var(--c-abyss);
  color: var(--c-ice);
  padding-bottom: clamp(2.5rem, 7vw, 5rem);
  overflow-x: hidden;
}

.page-news .news-crumbs {
  padding-top: 1.25rem;
  padding-bottom: 0.5rem;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--c-mist);
}
.page-news .news-crumbs a {
  color: var(--c-cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-fast), color var(--t-fast);
}
.page-news .news-crumbs a:hover,
.page-news .news-crumbs a:focus-visible {
  color: var(--c-cyan);
  border-bottom-color: var(--c-cyan);
}
.page-news .news-crumbs .breadcrumbs__sep {
  padding: 0 0.45rem;
  color: var(--c-steel);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  border-top: 3px double var(--c-steel);
  border-bottom: 1px solid var(--c-steel);
  background-image:
    repeating-linear-gradient(90deg, rgba(28, 69, 96, 0.35) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(0deg, rgba(28, 69, 96, 0.28) 0 1px, transparent 1px 72px);
}
.page-news .news-hero__inner {
  display: grid;
  gap: 1.75rem;
  padding-top: clamp(1.5rem, 4vw, 2.75rem);
  padding-bottom: clamp(2rem, 5vw, 3.25rem);
}
.page-news .news-hero__lead .eyebrow {
  color: var(--c-cyan);
}
.page-news .news-hero h1 {
  margin: 0.6rem 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 7vw, 68px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--c-ice);
}
.page-news .news-hero__deck {
  margin: 1rem 0 0;
  max-width: 36em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.9;
  color: var(--c-mist);
}
.page-news .news-hero__jump {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}
.page-news .news-jump {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  border: 2px solid var(--c-steel);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-ice);
  text-decoration: none;
  transition: border-color var(--t-fast), color var(--t-fast), background-color var(--t-fast);
}
.page-news .news-jump:hover,
.page-news .news-jump:focus-visible {
  border-color: var(--c-cyan);
  color: var(--c-cyan);
  background-color: rgba(25, 227, 198, 0.1);
}

/* ---------- 通用图注容器 ---------- */
.page-news .news-fig {
  margin: 0;
  border: var(--line-thick);
  background: var(--c-panel);
}
.page-news .news-fig img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}
.page-news .news-fig figcaption {
  padding: 0.6rem 0.85rem;
  border-top: 1px solid var(--c-steel);
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.7;
  letter-spacing: 0.04em;
  color: var(--c-mist);
}
.page-news .news-hero__figure {
  box-shadow: 8px 8px 0 rgba(28, 69, 96, 0.85);
}

/* ---------- 区块外壳 ---------- */
.page-news .news-block {
  padding-top: clamp(2.25rem, 6vw, 4rem);
}
.page-news .news-head {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 3px solid var(--c-steel);
  margin-bottom: 1.5rem;
}
.page-news .news-head .eyebrow {
  margin: 0 0 0.35rem;
  color: var(--c-amber);
}
.page-news .news-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(23px, 4vw, 38px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--c-ice);
}

/* ---------- 编辑台 ---------- */
.page-news .news-desk__grid {
  display: grid;
  gap: 1.5rem;
}
.page-news .news-desk__text p {
  margin: 0 0 1rem;
  font-size: 15px;
  line-height: 1.9;
  color: var(--c-mist);
}
.page-news .news-stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--c-steel);
  border: var(--line);
}
.page-news .news-stats li {
  background: var(--c-panel);
  padding: 0.9rem 0.85rem;
}
.page-news .news-stats b {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(22px, 3.4vw, 30px);
  line-height: 1.1;
  color: var(--c-cyan);
}
.page-news .news-stats span {
  display: block;
  margin-top: 0.35rem;
  font-size: 12px;
  line-height: 1.6;
  color: var(--c-mist);
}
.page-news .news-cats-title {
  margin: 2rem 0 0.9rem;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--c-cyan-soft);
}
.page-news .news-cats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: rgba(28, 69, 96, 0.55);
  border: 1px solid var(--c-steel);
}
.page-news .news-cat {
  background: var(--c-panel);
  border-left: 3px solid var(--c-steel);
  padding: 0.7rem 0.9rem;
  transition: border-color var(--t-fast), background-color var(--t-fast);
}
.page-news .news-cat:hover {
  border-left-color: var(--c-cyan);
  background: rgba(25, 227, 198, 0.07);
}
.page-news .news-cat strong {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--c-ice);
}
.page-news .news-cat span {
  display: block;
  margin-top: 0.2rem;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-mist);
}
.page-news .news-desk__fig {
  margin-top: 1.75rem;
}

/* ---------- 最近更新 ---------- */
.page-news .news-updates__intro {
  display: grid;
  gap: 1.25rem;
  margin-bottom: 0.5rem;
}
.page-news .news-updates__intro p {
  margin: 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--c-mist);
}
.page-news .news-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.5rem 0 0.5rem;
}
.page-news .news-chips a {
  padding: 0.4rem 0.8rem;
  border: 2px solid var(--c-steel);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-ice);
  text-decoration: none;
  transition: border-color var(--t-fast), color var(--t-fast), background-color var(--t-fast);
}
.page-news .news-chips a:hover,
.page-news .news-chips a:focus-visible {
  border-color: var(--c-cyan);
  color: var(--c-cyan);
  background: rgba(25, 227, 198, 0.1);
}
.page-news .news-group {
  margin-top: 2rem;
}
.page-news .news-group__title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin: 0 0 0.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--c-steel);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--c-cyan-soft);
}
.page-news .news-group__title .mono {
  color: var(--c-mist);
}
.page-news .news-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-news .news-item {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr);
  gap: 0.5rem 0.75rem;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(28, 69, 96, 0.85);
}
.page-news .news-item__no {
  padding-top: 0.15rem;
  font-size: 12px;
  color: var(--c-steel);
  color: var(--c-mist);
}
.page-news .news-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
}
.page-news .news-item__meta .mono {
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--c-mist);
}
.page-news .news-item__title {
  margin: 0.45rem 0 0.5rem;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--c-ice);
}
.page-news .news-item__more summary {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  list-style: none;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--c-amber);
  transition: color var(--t-fast);
}
.page-news .news-item__more summary::-webkit-details-marker {
  display: none;
}
.page-news .news-item__more summary::before {
  content: "＋";
}
.page-news .news-item__more[open] summary::before {
  content: "－";
}
.page-news .news-item__more summary:hover,
.page-news .news-item__more summary:focus-visible {
  color: var(--c-cyan);
}
.page-news .news-item__more p {
  margin: 0.65rem 0 0;
  max-width: 42em;
  font-size: 14px;
  line-height: 1.85;
  color: var(--c-mist);
}

/* ---------- 专题系列 ---------- */
.page-news .news-series__lead {
  margin: 0 0 1.5rem;
  font-size: 15px;
  line-height: 1.9;
  color: var(--c-mist);
  max-width: 42em;
}
.page-news .news-series__fig {
  margin-bottom: 1.75rem;
}
.page-news .news-rail {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(250px, 84%);
  gap: 1rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 1rem;
  -webkit-overflow-scrolling: touch;
}
.page-news .news-topic {
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  padding: 1.15rem;
  background: var(--c-paper);
  color: var(--c-abyss);
  border: 3px solid var(--c-abyss);
  box-shadow: 7px 7px 0 rgba(28, 69, 96, 0.9);
}
.page-news .news-topic__tag {
  align-self: flex-start;
  margin: 0;
}
.page-news .news-topic h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 900;
  line-height: 1.25;
  color: var(--c-abyss);
}
.page-news .news-topic__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(6, 24, 38, 0.82);
}
.page-news .news-topic__list {
  list-style: none;
  margin: 0;
  padding: 0.7rem 0 0;
  border-top: 2px dashed rgba(6, 24, 38, 0.35);
  display: grid;
  gap: 0.4rem;
}
.page-news .news-topic__list li {
  display: grid;
  grid-template-columns: 1.4rem minmax(0, 1fr);
  gap: 0.4rem;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(6, 24, 38, 0.86);
}
.page-news .news-topic__list .mono {
  font-size: 11px;
  color: rgba(6, 24, 38, 0.55);
}
.page-news .news-topic .btn {
  align-self: flex-start;
  margin-top: auto;
  border-color: var(--c-abyss);
  color: var(--c-abyss);
}
.page-news .news-topic .btn:hover,
.page-news .news-topic .btn:focus-visible {
  background: var(--c-abyss);
  color: var(--c-paper);
  border-color: var(--c-abyss);
}

/* ---------- 版本说明与对比报告 ---------- */
.page-news .news-files {
  display: grid;
  gap: 1rem;
}
.page-news .news-file {
  background: var(--c-panel);
  border: var(--line-thick);
  padding: 1.15rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}
.page-news .news-file--cyan {
  border-left: 6px solid var(--c-cyan);
}
.page-news .news-file--magenta {
  border-left: 6px solid var(--c-magenta);
}
.page-news .news-file__label {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--c-mist);
}
.page-news .news-file h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 900;
  color: var(--c-ice);
}
.page-news .news-file p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--c-mist);
}
.page-news .news-file__foot {
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--c-amber);
}
.page-news .news-file .btn {
  align-self: flex-start;
  margin-top: 0.25rem;
}
.page-news .news-versions__hint {
  margin: 1.1rem 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-mist);
}
.page-news .news-versions__hint a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--c-cyan);
}
.page-news .news-versions__hint a:hover,
.page-news .news-versions__hint a:focus-visible {
  color: var(--c-cyan-soft);
  border-bottom-color: var(--c-cyan-soft);
}

/* ---------- 反馈与共建 ---------- */
.page-news .news-contribute__box {
  border: var(--line-thick);
  padding: clamp(1.15rem, 3.5vw, 2.25rem);
  background:
    linear-gradient(135deg, rgba(255, 178, 62, 0.12), transparent 55%),
    var(--c-panel);
}
.page-news .news-contribute__grid {
  display: grid;
  gap: 1.5rem;
}
.page-news .news-contribute__grid p {
  margin: 0 0 0.9rem;
  font-size: 15px;
  line-height: 1.9;
  color: var(--c-mist);
}
.page-news .news-contact {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--c-steel);
  border: 1px solid var(--c-steel);
  align-self: start;
}
.page-news .news-contact li {
  background: var(--c-abyss);
  padding: 0.75rem 0.9rem;
}
.page-news .news-contact .mono {
  display: block;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--c-mist);
}
.page-news .news-contact strong {
  display: block;
  margin-top: 0.25rem;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  line-height: 1.5;
  color: var(--c-cyan-soft);
  word-break: break-word;
}
.page-news .news-contribute__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-news .news-cats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-news .news-topic__tag {
    align-self: flex-start;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: end;
    gap: 2.5rem;
  }
  .page-news .news-hero__figure {
    transform: translateY(-6px);
  }
  .page-news .news-desk__grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr);
    gap: 2.5rem;
    align-items: start;
  }
  .page-news .news-cats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-news .news-updates__intro {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
    align-items: center;
    gap: 2rem;
  }
  .page-news .news-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 2.5rem;
  }
  .page-news .news-rail {
    grid-auto-flow: row;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    overflow-x: visible;
    gap: 1.25rem;
    padding-bottom: 0.5rem;
  }
  .page-news .news-topic:nth-child(2) {
    transform: translateY(16px);
  }
  .page-news .news-topic:nth-child(3) {
    transform: translateY(-10px);
  }
  .page-news .news-files {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.5rem;
  }
  .page-news .news-contribute__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    gap: 2.5rem;
    align-items: start;
  }
}

@media (min-width: 1160px) {
  .page-news .news-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-news .news-cats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-hero__figure,
  .page-news .news-topic:nth-child(2),
  .page-news .news-topic:nth-child(3) {
    transform: none;
  }
  .page-news .news-jump,
  .page-news .news-chips a,
  .page-news .news-cat,
  .page-news .news-item__more summary,
  .page-news .news-crumbs a {
    transition: none;
  }
  .page-news .news-rail {
    scroll-snap-type: none;
  }
}