.page-news {
  --news-shell: rgba(9, 21, 33, .58);
  --news-edge: rgba(140, 155, 168, .24);
  --news-edge-strong: rgba(140, 155, 168, .46);
  --news-cyan-dim: rgba(61, 240, 207, .16);
  --news-orange-dim: rgba(255, 122, 47, .14);
  overflow-x: clip;
  background: var(--ink-night);
}

/* ---------- 面包屑 ---------- */
.page-news .news-crumb-wrap {
  padding-top: calc(var(--header-h) + 6px);
}

.page-news .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--text-dim);
}

.page-news .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin-right: 10px;
  color: var(--mountain-mist);
}

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

.page-news .breadcrumbs__item a:hover {
  color: var(--fluo-cyan);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding-top: 40px;
}

.page-news .news-hero__grid {
  align-items: center;
  gap: 40px;
}

.page-news .news-hero__title {
  margin: 18px 0 22px;
  font-size: clamp(38px, 6.6vw, 88px);
}

.page-news .news-hero__sub {
  margin: 16px 0 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

/* 战术板视觉 */
.page-news .news-board {
  position: relative;
  aspect-ratio: 4 / 3;
  min-height: 260px;
  padding: 24px;
  border: 1px solid var(--news-edge);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 78% 18%, var(--news-cyan-dim), transparent 58%),
    linear-gradient(160deg, var(--pitch-navy), var(--ink-night) 70%);
  overflow: hidden;
}

.page-news .news-board__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--news-edge) 1px, transparent 1px),
    linear-gradient(to bottom, var(--news-edge) 1px, transparent 1px);
  background-size: 44px 44px;
  opacity: .5;
  pointer-events: none;
}

.page-news .news-board__stamp {
  position: absolute;
  top: 22px;
  left: 24px;
  padding: 6px 12px;
  border: 1px solid var(--fluo-cyan);
  border-radius: var(--radius-pill);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--fluo-cyan);
  background: rgba(8, 19, 31, .7);
}

.page-news .news-board__spark {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 62px;
  width: 100%;
  height: 46%;
}

.page-news .news-board__line {
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.page-news .news-board__line--a {
  stroke: var(--stand-orange);
}

.page-news .news-board__line--b {
  stroke: var(--fluo-cyan);
  stroke-dasharray: 6 6;
  opacity: .7;
}

.page-news .news-board__legend {
  position: absolute;
  right: 24px;
  bottom: 66px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--text-soft);
  text-align: right;
}

.page-news .news-board__legend .legend__item {
  justify-content: flex-end;
}

.page-news .news-board__ticks {
  position: absolute;
  left: 24px;
  right: 24px;
  bottom: 20px;
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--mountain-mist);
  border-top: 1px solid var(--news-edge);
  padding-top: 12px;
}

/* ---------- 更新刻度条 ---------- */
.page-news .news-timebar {
  position: relative;
  border-top: 1px solid var(--news-edge);
  border-bottom: 1px solid var(--news-edge);
  background: linear-gradient(180deg, rgba(18, 41, 61, .55), rgba(8, 19, 31, .2));
}

.page-news .news-timebar__track {
  display: flex;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-news .news-timebar__track::-webkit-scrollbar {
  display: none;
}

.page-news .news-timebar__node {
  flex: 1 0 auto;
  min-width: 128px;
  border-right: 1px solid var(--news-edge);
}

.page-news .news-timebar__node:last-child {
  border-right: none;
}

.page-news .news-timebar__link {
  display: block;
  padding: 18px 20px;
  text-decoration: none;
  color: var(--text-soft);
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-news .news-timebar__time {
  display: block;
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--fluo-cyan);
}

.page-news .news-timebar__label {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  letter-spacing: .06em;
}

.page-news .news-timebar__link:hover,
.page-news .news-timebar__link.is-active {
  background: var(--news-cyan-dim);
  color: var(--signal-white);
}

/* ---------- 更新节奏 ---------- */
.page-news .news-rhythm__grid {
  gap: 44px;
}

.page-news .news-rhythm .h2 {
  margin: 16px 0 20px;
  font-size: clamp(28px, 4vw, 44px);
}

.page-news .news-rhythm__lede {
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-soft);
  max-width: 32em;
}

.page-news .news-rhythm__media {
  margin: 30px 0 0;
}

.page-news .news-rhythm__media .media__img {
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.page-news .news-rhythm__steps {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--news-edge-strong);
}

.page-news .news-rhythm__step {
  position: relative;
  padding: 22px 0 22px 74px;
  border-bottom: 1px solid var(--news-edge);
}

.page-news .news-rhythm__step::before {
  content: "";
  position: absolute;
  left: 22px;
  top: 30px;
  bottom: -1px;
  width: 1px;
  background: var(--news-edge-strong);
}

.page-news .news-rhythm__step:last-child::before {
  display: none;
}

.page-news .news-rhythm__time {
  position: absolute;
  left: 0;
  top: 22px;
  width: 52px;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--mountain-mist);
}

.page-news .news-rhythm__step .h3 {
  margin: 0 0 8px;
  font-size: 18px;
  letter-spacing: .02em;
}

.page-news .news-rhythm__step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-news .news-rhythm__step--flag .news-rhythm__time {
  color: var(--stand-orange);
}

.page-news .news-rhythm__step--flag .h3 {
  color: var(--signal-white);
}

.page-news .news-rhythm__note {
  margin-top: 28px;
  padding: 20px 22px;
  border-left: 3px solid var(--stand-orange);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--news-orange-dim);
}

.page-news .news-rhythm__note p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-news .news-rhythm__note strong {
  color: var(--signal-white);
}

/* ---------- 本轮条目 ---------- */
.page-news .news-latest .h2 {
  margin: 16px 0 14px;
  font-size: clamp(28px, 4vw, 46px);
  color: var(--ink-night);
}

.page-news .news-latest__lede {
  margin: 0;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(8, 19, 31, .72);
}

.page-news .news-latest .eyebrow {
  color: rgba(8, 19, 31, .55);
}

.page-news .news-latest .eyebrow::before {
  background: var(--stand-orange);
}

.page-news .news-latest__banner {
  margin: 32px 0 0;
}

.page-news .news-latest__banner .media__img {
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.page-news .news-latest__banner .media__caption {
  margin-top: 10px;
  font-size: 13px;
  color: rgba(8, 19, 31, .58);
}

.page-news .news-latest__filters {
  margin: 34px 0 20px;
}

.page-news .news-latest .chip {
  border-color: rgba(8, 19, 31, .22);
  color: rgba(8, 19, 31, .72);
}

.page-news .news-latest .chip[aria-pressed="true"] {
  background: var(--ink-night);
  border-color: var(--ink-night);
  color: var(--fluo-cyan);
}

.page-news .news-ledger {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgba(8, 19, 31, .16);
}

.page-news .news-ledger__item {
  display: flex;
  gap: 20px;
  padding: 22px 4px;
  border-bottom: 1px solid rgba(8, 19, 31, .16);
  transition: background var(--dur) var(--ease);
}

.page-news .news-ledger__item:hover {
  background: rgba(8, 19, 31, .04);
}

.page-news .news-ledger__idx {
  flex: 0 0 auto;
  padding-top: 3px;
  font-size: 20px;
  letter-spacing: .04em;
  color: var(--stand-orange);
}

.page-news .news-ledger__body {
  flex: 1 1 auto;
  min-width: 0;
}

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

.page-news .news-ledger__title {
  margin: 0;
  font-size: 18px;
  line-height: 1.5;
  letter-spacing: .01em;
  color: var(--ink-night);
}

.page-news .news-ledger__meta {
  margin: 8px 0 0;
  font-size: 12px;
  letter-spacing: .08em;
  color: rgba(8, 19, 31, .52);
}

.page-news .news-ledger__excerpt {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(8, 19, 31, .7);
  overflow: hidden;
  transition: max-height var(--dur) var(--ease), opacity var(--dur) var(--ease);
}

@media (hover: hover) {
  .page-news .news-ledger__excerpt {
    max-height: 0;
    opacity: 0;
  }

  .page-news .news-ledger__item:hover .news-ledger__excerpt,
  .page-news .news-ledger__item:focus-within .news-ledger__excerpt {
    max-height: 140px;
    opacity: 1;
  }
}

@media (hover: none) {
  .page-news .news-ledger__excerpt {
    max-height: none;
    opacity: 1;
  }
}

.page-news .news-ledger .tag {
  border-radius: var(--radius-pill);
}

/* ---------- 专题系列 ---------- */
.page-news .news-topics__grid {
  gap: 48px;
  align-items: start;
}

.page-news .news-topics .h2 {
  margin: 16px 0 18px;
  font-size: clamp(28px, 4vw, 44px);
}

.page-news .news-topics__lede {
  margin: 0;
  max-width: 30em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-news .news-topics__media {
  margin: 30px 0 0;
}

.page-news .news-topics__media .media__img {
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.page-news .news-topic {
  padding: 22px 0;
  border-top: 1px solid var(--news-edge-strong);
}

.page-news .news-topic:last-child {
  border-bottom: 1px solid var(--news-edge-strong);
}

.page-news .news-topic__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 14px;
}

.page-news .news-topic__index {
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--stand-orange);
}

.page-news .news-topic__name {
  margin: 0;
  font-size: 19px;
  letter-spacing: .01em;
}

.page-news .news-topic__freq {
  margin-left: auto;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--fluo-cyan);
}

.page-news .news-topic p {
  margin: 10px 0 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-soft);
}

/* ---------- 历史回溯 ---------- */
.page-news .news-archive .h2 {
  margin: 16px 0 16px;
  font-size: clamp(28px, 4vw, 44px);
}

.page-news .news-archive__lede {
  margin: 0;
  max-width: 44em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-news .news-archive__grid {
  margin-top: 34px;
  gap: 14px;
}

.page-news .news-archive__season {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 20px;
  border: 1px solid var(--news-edge-strong);
  border-radius: var(--radius-sm);
  background: rgba(8, 19, 31, .38);
  text-decoration: none;
  color: var(--text-soft);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-news .news-archive__season:hover {
  border-color: var(--fluo-cyan);
  background: rgba(61, 240, 207, .08);
  transform: translateY(-3px);
}

.page-news .news-archive__year {
  font-size: 17px;
  letter-spacing: .04em;
  color: var(--signal-white);
}

.page-news .news-archive__stage {
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--mountain-mist);
}

.page-news .news-archive__arrow {
  margin-top: 6px;
  font-size: 16px;
  color: var(--fluo-cyan);
}

.page-news .news-archive__hint {
  margin-top: 34px;
  padding-top: 24px;
  border-top: 1px dashed var(--news-edge-strong);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
  justify-content: space-between;
}

.page-news .news-archive__hint p {
  flex: 1 1 320px;
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-soft);
}

/* ---------- 订阅连接 ---------- */
.page-news .news-sub__grid {
  gap: 44px;
  align-items: start;
}

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

.page-news .news-sub__media .media__img {
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.page-news .news-sub .h2 {
  margin: 16px 0 18px;
  font-size: clamp(28px, 4vw, 44px);
}

.page-news .news-sub__lede {
  margin: 0;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text-soft);
}

.page-news .news-sub__ways {
  margin-top: 30px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-news .news-sub__way {
  padding: 20px 22px;
  border: 1px solid var(--news-edge);
  border-radius: var(--radius-sm);
  background: var(--news-shell);
}

.page-news .news-sub__way-tag {
  display: block;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--stand-orange);
}

.page-news .news-sub__way .h3 {
  margin: 10px 0 8px;
  font-size: 17px;
}

.page-news .news-sub__way p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-news .news-sub__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.page-news .news-sub__foot {
  margin: 20px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-news .news-sub__foot a {
  color: var(--fluo-cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease);
}

.page-news .news-sub__foot a:hover {
  border-bottom-color: var(--fluo-cyan);
}

.page-news .news-sub .copy-btn {
  margin-top: 18px;
}

/* ---------- 响应式 ---------- */
@media (max-width: 1023px) {
  .page-news .news-hero__grid,
  .page-news .news-rhythm__grid,
  .page-news .news-topics__grid,
  .page-news .news-sub__grid {
    gap: 32px;
  }

  .page-news .news-board {
    aspect-ratio: 16 / 10;
    min-height: 220px;
  }

  .page-news .news-topic__freq {
    margin-left: 0;
    flex-basis: 100%;
  }
}

@media (max-width: 719px) {
  .page-news .news-crumb-wrap {
    padding-top: calc(var(--header-h) - 4px);
  }

  .page-news .news-hero {
    padding-top: 28px;
  }

  .page-news .news-board {
    padding: 18px;
    aspect-ratio: 5 / 4;
    min-height: 200px;
  }

  .page-news .news-board__stamp {
    top: 16px;
    left: 16px;
    font-size: 12px;
  }

  .page-news .news-board__legend {
    right: 16px;
    bottom: 58px;
    font-size: 11px;
  }

  .page-news .news-board__ticks {
    left: 16px;
    right: 16px;
    font-size: 11px;
  }

  .page-news .news-timebar__node {
    min-width: 110px;
  }

  .page-news .news-timebar__link {
    padding: 14px 16px;
  }

  .page-news .news-rhythm__step {
    padding: 20px 0 20px 62px;
  }

  .page-news .news-rhythm__step::before {
    left: 16px;
  }

  .page-news .news-rhythm__time {
    width: 48px;
    font-size: 11px;
  }

  .page-news .news-ledger__item {
    gap: 14px;
    padding: 18px 2px;
  }

  .page-news .news-ledger__idx {
    font-size: 16px;
  }

  .page-news .news-ledger__title {
    font-size: 16.5px;
  }

  .page-news .news-archive__grid {
    gap: 10px;
  }

  .page-news .news-archive__season {
    padding: 18px 16px;
  }

  .page-news .news-archive__hint {
    gap: 16px;
  }

  .page-news .news-sub__way {
    padding: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-ledger__item,
  .page-news .news-archive__season,
  .page-news .news-ledger__excerpt,
  .page-news .news-timebar__link {
    transition: none;
  }

  .page-news .news-archive__season:hover {
    transform: none;
  }
}