.page-news {
  --n-rail-w: 208px;
  --n-gap: clamp(18px, 2.6vw, 38px);
  --n-soft: rgba(244, 241, 234, 0.74);
  --n-softer: rgba(244, 241, 234, 0.52);
  background: var(--deep);
  color: var(--paper);
  overflow-x: hidden;
}

.page-news .news-masthead {
  padding-top: clamp(24px, 4vw, 44px);
}

.page-news .news-masthead__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  padding-bottom: clamp(26px, 4vw, 44px);
  border-bottom: 1px solid var(--hairline-strong);
}

.page-news .news-masthead__main {
  max-width: 46rem;
}

.page-news .news-masthead__title {
  margin: 14px 0 20px;
  font-size: clamp(30px, 6.2vw, 64px);
  line-height: 1.08;
  letter-spacing: -0.01em;
}

.page-news .news-masthead__lede {
  margin: 0;
  color: var(--n-soft);
  max-width: 40ch;
}

.page-news .news-masthead__vlabel {
  display: none;
}

/* ---------- 主推专题 ---------- */
.page-news .news-lead__frame {
  padding: clamp(18px, 3vw, 34px);
  background: linear-gradient(160deg, rgba(53, 240, 208, 0.05), rgba(5, 9, 15, 0.5) 58%);
}

.page-news .news-lead__kicker {
  margin: 0 0 16px;
  color: var(--cyan);
}

.page-news .news-lead__media {
  margin: 0 0 clamp(18px, 3vw, 30px);
}

.page-news .news-lead__body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-news .news-lead__headline {
  border-left: 3px solid var(--cyan);
  padding-left: 16px;
}

.page-news .news-lead__title {
  margin: 0 0 8px;
  font-size: clamp(26px, 4.4vw, 46px);
  line-height: 1.12;
}

.page-news .news-lead__text {
  display: grid;
  gap: 14px;
}

.page-news .news-lead__text .prose {
  margin: 0;
  color: var(--n-soft);
  max-width: 40ch;
}

.page-news .news-lead__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding: 0;
  list-style: none;
}

/* ---------- 条目列表 ---------- */
.page-news .news-desk__head {
  display: grid;
  gap: 12px;
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-news .news-desk__title {
  margin: 0;
  font-size: clamp(24px, 3.6vw, 38px);
}

.page-news .news-desk__note {
  margin: 0;
  color: var(--n-soft);
  max-width: 40ch;
}

.page-news .news-desk__body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--n-gap);
}

.page-news .news-rail {
  border-top: 1px solid var(--hairline-strong);
  padding-top: 16px;
}

.page-news .news-rail__title {
  margin: 0 0 12px;
  color: var(--n-softer);
}

.page-news .news-rail__list {
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-rail__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px 9px 0;
  color: var(--paper);
  text-decoration: none;
  font-size: 0.95rem;
  border-left: 2px solid transparent;
  transition: border-color 0.18s ease, padding-left 0.18s ease, color 0.18s ease;
}

.page-news .news-rail__link:hover,
.page-news .news-rail__link:focus-visible {
  border-left-color: var(--cyan);
  padding-left: 10px;
  color: var(--cyan);
  outline: none;
}

.page-news .news-rail__no {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--n-softer);
}

.page-news .news-rail__scale {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--hairline);
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.page-news .news-rail__tick {
  width: 26px;
  height: 3px;
  background: var(--hairline-strong);
}

.page-news .news-rail__tick--on {
  background: var(--cyan);
  box-shadow: 0 0 8px rgba(53, 240, 208, 0.5);
}

.page-news .news-rail__scale-label {
  width: 100%;
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--n-softer);
}

.page-news .news-filter__bar {
  display: flex;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--hairline-strong);
}

.page-news .tabs__tab {
  appearance: none;
  background: none;
  border: 0;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  padding: 10px 14px;
  color: var(--n-softer);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  cursor: pointer;
  transition: color 0.18s ease, border-color 0.18s ease;
}

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

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

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

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

.page-news .tabs__panel:not([hidden]) {
  animation: news-panel-in 0.28s ease both;
}

@keyframes news-panel-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.page-news .brief {
  position: relative;
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 20px 0;
  border-bottom: 1px solid var(--hairline);
  transition: transform 0.18s ease;
}

.page-news .brief::before {
  content: "";
  position: absolute;
  left: -10px;
  top: 20px;
  bottom: 20px;
  width: 2px;
  background: var(--cyan);
  opacity: 0;
  transition: opacity 0.18s ease;
}

.page-news .brief:hover,
.page-news .brief:focus-within {
  transform: translateX(4px);
}

.page-news .brief:hover::before,
.page-news .brief:focus-within::before {
  opacity: 1;
}

.page-news .brief__no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  line-height: 1;
  font-weight: 700;
  color: var(--n-softer);
  transition: color 0.18s ease;
}

.page-news .brief:hover .brief__no {
  color: var(--cyan);
}

.page-news .brief__body {
  min-width: 0;
}

.page-news .brief__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--n-softer);
}

.page-news .brief__title {
  margin: 0 0 8px;
  font-size: clamp(17px, 2.2vw, 22px);
  line-height: 1.35;
}

.page-news .brief__sum {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--n-soft);
  max-width: 40ch;
}

.page-news .brief__spark {
  display: none;
  width: 64px;
  height: 28px;
  fill: var(--away);
  transition: fill 0.18s ease;
}

.page-news .brief:hover .brief__spark {
  fill: var(--cyan);
}

/* ---------- 四个常设栏目 ---------- */
.page-news .news-cols {
  background: var(--paper);
  color: var(--ink);
}

.page-news .news-cols__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
}

.page-news .news-cols__kicker {
  margin: 0;
  color: var(--ink);
  opacity: 0.55;
}

.page-news .news-cols__title {
  margin: 12px 0 16px;
  font-size: clamp(24px, 3.6vw, 38px);
  color: var(--ink);
}

.page-news .news-cols__lede {
  margin: 0 0 clamp(20px, 3vw, 32px);
  color: rgba(16, 20, 24, 0.72);
}

.page-news .colrow {
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr);
  gap: 14px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
}

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

.page-news .colrow__no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  line-height: 1.2;
  font-weight: 700;
  color: var(--coral);
}

.page-news .colrow__name {
  margin: 0 0 8px;
  font-size: clamp(18px, 2.4vw, 24px);
  color: var(--ink);
}

.page-news .colrow__q {
  margin: 0 0 10px;
  font-size: 1rem;
  line-height: 1.7;
  color: rgba(16, 20, 24, 0.86);
  max-width: 38ch;
}

.page-news .colrow__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  line-height: 1.7;
  color: rgba(16, 20, 24, 0.58);
  max-width: 44ch;
}

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

.page-news .news-cols__media .fig-cap {
  margin-top: 10px;
  color: rgba(16, 20, 24, 0.58);
}

/* ---------- 连载系列 ---------- */
.page-news .news-series__head {
  max-width: 44rem;
  margin-bottom: clamp(22px, 3vw, 36px);
}

.page-news .news-series__title {
  margin: 12px 0 16px;
  font-size: clamp(24px, 3.6vw, 38px);
}

.page-news .news-series__lede {
  margin: 0;
  color: var(--n-soft);
}

.page-news .news-series__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 40px);
}

.page-news .news-series__list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.page-news .series-item {
  padding: 22px 0;
  border-top: 1px solid var(--hairline);
}

.page-news .series-item:last-child {
  border-bottom: 1px solid var(--hairline);
}

.page-news .series-item__no {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-news .series-item__name {
  margin: 0 0 10px;
  font-size: clamp(18px, 2.4vw, 24px);
}

.page-news .series-item__desc {
  margin: 0 0 10px;
  font-size: 0.96rem;
  line-height: 1.75;
  color: var(--n-soft);
  max-width: 42ch;
}

.page-news .series-item__cadence {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--coral);
}

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

.page-news .news-series__media .fig-cap {
  margin-top: 10px;
  color: var(--n-softer);
}

/* ---------- 归档 ---------- */
.page-news .news-archive__title {
  margin: 12px 0 16px;
  font-size: clamp(24px, 3.6vw, 38px);
}

.page-news .news-archive__lede {
  margin: 0 0 clamp(22px, 3vw, 34px);
  color: var(--n-soft);
  max-width: 44ch;
}

.page-news .news-archive__scale {
  padding: 20px 0 8px;
  border-top: 1px solid var(--hairline-strong);
}

.page-news .news-archive__axis {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
  margin-top: 10px;
}

.page-news .news-archive__point {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  color: var(--paper);
}

.page-news .news-archive__point--b {
  color: var(--cyan);
}

.page-news .news-archive__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  margin: clamp(24px, 3.4vw, 40px) 0;
}

.page-news .archive-facet {
  margin: 0;
  padding: 20px 0;
  border-top: 1px solid var(--hairline);
}

.page-news .archive-facet:last-child {
  border-bottom: 1px solid var(--hairline);
}

.page-news .archive-facet dt {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  color: var(--coral);
  margin-bottom: 8px;
}

.page-news .archive-facet dd {
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.75;
  color: var(--n-soft);
  max-width: 40ch;
}

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

.page-news .news-archive__media .fig-cap {
  margin-top: 10px;
  color: var(--n-softer);
}

/* ---------- 投稿与联合发布 ---------- */
.page-news .news-contrib__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
}

.page-news .news-contrib__title {
  margin: 12px 0 16px;
  font-size: clamp(24px, 3.6vw, 38px);
}

.page-news .news-contrib__lede {
  margin: 0 0 clamp(16px, 2.4vw, 26px);
  color: var(--n-soft);
  max-width: 42ch;
}

.page-news .contrib-row {
  padding: 18px 0;
  border-top: 1px solid var(--hairline);
}

.page-news .contrib-row__name {
  margin: 0 0 8px;
  font-size: clamp(16px, 2vw, 20px);
}

.page-news .contrib-row__desc {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--n-soft);
  max-width: 42ch;
}

.page-news .news-contrib__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-news .news-contrib__side {
  align-self: start;
  padding: 20px 0 0;
  border-top: 2px solid var(--cyan);
}

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

.page-news .news-contrib__links li {
  border-bottom: 1px solid var(--hairline);
}

.page-news .news-contrib__links a {
  display: block;
  padding: 13px 0;
  color: var(--n-soft);
  text-decoration: none;
  font-size: 0.92rem;
  line-height: 1.6;
  transition: color 0.18s ease, padding-left 0.18s ease;
}

.page-news .news-contrib__links a:hover,
.page-news .news-contrib__links a:focus-visible {
  color: var(--cyan);
  padding-left: 8px;
  outline: none;
}

/* ---------- 订阅 ---------- */
.page-news .news-sub {
  border-top: 1px solid var(--hairline-strong);
}

.page-news .news-sub__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 40px);
}

.page-news .news-sub__title {
  margin: 12px 0 16px;
  font-size: clamp(24px, 3.6vw, 38px);
}

.page-news .news-sub__lede {
  margin: 0 0 14px;
  color: var(--n-soft);
  max-width: 42ch;
}

.page-news .news-sub__note {
  margin: 0;
  color: var(--n-softer);
  max-width: 42ch;
}

.page-news .news-sub__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-self: center;
}

/* ---------- 通用媒体与揭示动画 ---------- */
.page-news .frame-media {
  position: relative;
  overflow: hidden;
  background: #08131f;
  border: 1px solid var(--hairline-strong);
}

.page-news .frame-media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.04);
}

.page-news .fig-cap {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  line-height: 1.7;
  margin: 0;
}

.page-news [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.page-news [data-reveal].is-in {
  opacity: 1;
  transform: none;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-news .news-masthead__grid {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: start;
    gap: 32px;
  }

  .page-news .news-masthead__vlabel {
    display: block;
    margin: 6px 0 0;
    writing-mode: vertical-rl;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.22em;
    color: var(--cyan);
    white-space: nowrap;
  }

  .page-news .news-lead__body {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 32px;
  }

  .page-news .news-lead__text {
    padding-top: 4px;
  }

  .page-news .news-archive__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-top: 1px solid var(--hairline);
    border-bottom: 1px solid var(--hairline);
  }

  .page-news .archive-facet {
    padding: 22px 24px 22px 0;
    border-top: 0;
    border-right: 1px solid var(--hairline);
  }

  .page-news .archive-facet:last-child {
    border-right: 0;
    border-bottom: 0;
    padding-right: 0;
  }

  .page-news .archive-facet + .archive-facet {
    padding-left: 24px;
  }
}

@media (min-width: 900px) {
  .page-news .news-desk__body {
    grid-template-columns: var(--n-rail-w) minmax(0, 1fr);
    gap: var(--n-gap);
  }

  .page-news .news-rail {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    align-self: start;
  }

  .page-news .brief {
    grid-template-columns: 3.2rem minmax(0, 1fr) 72px;
    gap: 18px;
    align-items: center;
  }

  .page-news .brief__spark {
    display: block;
  }

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

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

  .page-news .news-contrib__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  }

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

@media (min-width: 1080px) {
  .page-news .news-lead__title {
    font-size: 46px;
  }

  .page-news .news-cols__media {
    padding-top: 42px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-news .tabs__panel:not([hidden]) {
    animation: none;
  }

  .page-news .brief,
  .page-news .brief::before,
  .page-news .news-rail__link,
  .page-news .news-contrib__links a {
    transition: none;
  }
}