.page-news {
  --news-edge: rgba(140, 153, 166, .24);
  --news-hair: rgba(242, 235, 221, .1);
  --news-dim: rgba(242, 235, 221, .72);
  --news-dim-2: rgba(242, 235, 221, .58);
  --cut-news: 22px;
  background: var(--ink-900);
  color: var(--paper-100);
  font-family: var(--font-body);
  padding-block-start: calc(var(--header-offset) + 4px);
  overflow-x: clip;
}

.page-news img {
  max-width: 100%;
  height: auto;
}

.page-news .section {
  padding-block: 48px;
}

.page-news .eyebrow {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--gray-400);
  text-transform: uppercase;
}

.page-news .breadcrumb {
  padding-block: 14px 0;
}

.page-news .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--gray-400);
}

.page-news .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--steel-500);
}

.page-news .breadcrumb__link {
  color: var(--gray-400);
  text-decoration: none;
}

.page-news .breadcrumb__link:hover,
.page-news .breadcrumb__link:focus-visible {
  color: var(--volt-400);
}

/* 首屏 */
.page-news .news-hero {
  position: relative;
  isolation: isolate;
  padding-block: 26px 8px;
}

.page-news .news-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.page-news .news-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
  filter: saturate(.65) contrast(1.06);
}

.page-news .news-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 70% at 12% 0%, rgba(182, 242, 58, .14), transparent 62%),
    linear-gradient(180deg, rgba(4, 13, 20, .6) 0%, rgba(8, 24, 38, .9) 48%, var(--ink-900) 94%);
}

.page-news .news-hero__eyebrow {
  color: var(--volt-400);
}

.page-news .news-hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 8.4vw, 74px);
  line-height: .98;
  letter-spacing: -.015em;
  max-width: 18ch;
}

.page-news .news-hero__lede {
  margin: 18px 0 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--news-dim);
}

.page-news .hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 22px 0 0;
  padding: 14px 0 0;
  list-style: none;
  border-top: 1px solid var(--news-hair);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--gray-400);
}

.page-news .hero-meta li {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.page-news .hero-meta li::before {
  content: "";
  width: 5px;
  height: 5px;
  background: var(--volt-400);
  box-shadow: 0 0 8px var(--volt-400);
}

.page-news .hero-split {
  display: grid;
  gap: 22px;
  margin-top: 30px;
}

/* 置顶条目 */
.page-news .lead-card {
  padding: 22px 20px 24px;
  background: linear-gradient(158deg, rgba(16, 43, 63, .96), rgba(8, 24, 38, .94));
  border: 1px solid var(--news-edge);
  clip-path: polygon(0 0, calc(100% - var(--cut-news)) 0, 100% var(--cut-news), 100% 100%, 0 100%);
}

.page-news .lead-card h2 {
  margin: 12px 0 4px;
  font-family: var(--font-display);
  font-size: clamp(24px, 5.4vw, 34px);
  line-height: 1.08;
  letter-spacing: -.01em;
}

.page-news .lead-card .tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
}

.page-news .lead-item {
  padding-block: 20px 6px;
  border-top: 1px solid var(--news-hair);
  margin-top: 18px;
}

.page-news .lead-item__code {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--ember-500);
}

.page-news .lead-item h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(19px, 4.6vw, 24px);
  font-weight: 700;
  line-height: 1.24;
}

.page-news .lead-item__desc {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--news-dim);
}

.page-news .lead-item__media {
  margin: 0 0 12px;
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}

.page-news .lead-item__media img {
  width: 100%;
  display: block;
  object-fit: cover;
  filter: saturate(.85);
}

.page-news .lead-item__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--gray-400);
}

/* 主题筛选 */
.page-news .topic-rail {
  padding: 22px 20px;
  border: 1px solid var(--news-edge);
  border-radius: var(--radius-md);
  background: rgba(16, 43, 63, .58);
}

.page-news .topic-rail h2 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: clamp(22px, 5vw, 28px);
  line-height: 1.1;
}

.page-news .topic-rail__note {
  margin: 0 0 18px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--news-dim-2);
}

.page-news .topic-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .topic-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border: 1px solid var(--news-edge);
  border-radius: var(--radius-pill);
  font-size: 13px;
  color: var(--paper-100);
  text-decoration: none;
  transition: border-color .18s var(--ease), color .18s var(--ease), background-color .18s var(--ease);
}

.page-news .topic-pill span {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .06em;
  color: var(--gray-400);
}

.page-news .topic-pill:hover,
.page-news .topic-pill:focus-visible {
  border-color: var(--ember-500);
  color: var(--ember-500);
}

.page-news .topic-pill:hover span,
.page-news .topic-pill:focus-visible span {
  color: var(--ember-500);
}

.page-news .topic-pill:first-child {
  background: var(--ember-500);
  border-color: var(--ember-500);
  color: var(--ink-950);
  font-weight: 700;
}

.page-news .topic-pill:first-child span {
  color: rgba(4, 13, 20, .7);
}

.page-news .topic-rail__foot {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--news-hair);
  font-size: 12px;
  line-height: 1.7;
  color: var(--gray-400);
}

/* 通用节标题 */
.page-news .sec-head {
  display: grid;
  gap: 6px;
  margin-bottom: 20px;
}

.page-news .sec-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(26px, 6vw, 44px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -.01em;
}

.page-news .sec-head__lede {
  margin: 4px 0 0;
  max-width: 64ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--news-dim);
}

/* 条目流 */
.page-news .news-stream {
  padding-block: 40px 56px;
}

.page-news .stream-head {
  grid-template-columns: 1fr;
  align-items: end;
}

.page-news .stream-count {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--volt-400);
}

.page-news .stream-lede {
  margin: 0 0 22px;
  max-width: 58ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--news-dim-2);
}

.page-news .entry-stream {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--news-hair);
}

.page-news .entry {
  border-bottom: 1px solid var(--news-hair);
}

.page-news .entry__details {
  position: relative;
}

.page-news .entry__summary {
  display: grid;
  gap: 7px;
  padding: 18px 26px 18px 0;
  cursor: pointer;
  list-style: none;
  transition: transform .18s var(--ease);
}

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

.page-news .entry__summary::after {
  content: "＋";
  position: absolute;
  top: 18px;
  right: 2px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ember-500);
}

.page-news .entry__details[open] .entry__summary::after {
  content: "－";
  color: var(--volt-400);
}

.page-news .entry__summary:hover {
  transform: translateY(-2px);
}

.page-news .entry__summary:focus-visible {
  outline: 2px solid var(--volt-400);
  outline-offset: 4px;
}

.page-news .entry__cat {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .1em;
  color: var(--gray-400);
}

.page-news .entry__code {
  padding: 2px 6px;
  background: var(--volt-100);
  color: var(--ink-950);
  border-radius: 2px;
  letter-spacing: .06em;
}

.page-news .entry__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.26;
  letter-spacing: -.005em;
}

.page-news .entry__excerpt {
  margin: 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--news-dim-2);
}

.page-news .entry__meta {
  display: flex;
  gap: 14px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .08em;
  color: var(--gray-400);
}

.page-news .entry__body {
  margin: 0 0 18px;
  padding-left: 14px;
  border-left: 2px solid var(--steel-500);
  font-size: 13px;
  line-height: 1.78;
  color: var(--news-dim);
}

.page-news .entry__body a {
  color: var(--volt-400);
  text-decoration: none;
  border-bottom: 1px solid rgba(182, 242, 58, .4);
}

/* 批次表 */
.page-news .news-batch {
  background: var(--paper-100);
  color: var(--ink-900);
  padding-block: 46px 56px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

.page-news .news-batch .eyebrow {
  color: var(--flare-600);
}

.page-news .news-batch .sec-head__lede {
  color: rgba(8, 24, 38, .78);
}

.page-news .batch-grid {
  display: grid;
  gap: 24px;
}

.page-news .batch-table-wrap {
  max-height: 430px;
  overflow: auto;
  border: 1px solid rgba(8, 24, 38, .2);
  background: rgba(255, 255, 255, .4);
  -webkit-overflow-scrolling: touch;
}

.page-news .batch-table {
  width: 100%;
  min-width: 600px;
  border-collapse: collapse;
  font-size: 12.5px;
}

.page-news .batch-table thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  padding: 10px 12px;
  background: var(--ink-900);
  color: var(--paper-100);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .1em;
  text-align: left;
  white-space: nowrap;
}

.page-news .batch-table td {
  padding: 11px 12px;
  border-top: 1px solid rgba(8, 24, 38, .13);
  line-height: 1.6;
  color: rgba(8, 24, 38, .86);
  vertical-align: top;
}

.page-news .batch-table td:first-child {
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: .04em;
  white-space: nowrap;
  color: var(--ink-900);
}

.page-news .batch-table td:nth-child(3) {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--flare-600);
  white-space: nowrap;
}

.page-news .batch-table tbody tr:hover {
  background: var(--volt-100);
}

.page-news .batch-note img {
  display: block;
  width: 100%;
  object-fit: cover;
  filter: saturate(.85);
}

.page-news .batch-note h3 {
  margin: 16px 0 8px;
  font-family: var(--font-display);
  font-size: 22px;
  line-height: 1.15;
}

.page-news .batch-note p {
  margin: 0 0 12px;
  font-size: 13px;
  line-height: 1.75;
  color: rgba(8, 24, 38, .8);
}

.page-news .batch-note ul {
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-news .batch-note li {
  padding-left: 10px;
  border-left: 2px solid var(--flare-600);
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.65;
  color: rgba(8, 24, 38, .82);
}

.page-news .batch-note a {
  color: var(--flare-600);
  text-decoration: none;
  border-bottom: 1px solid rgba(229, 67, 42, .35);
}

.page-news .batch-note__foot {
  font-size: 12.5px;
}

/* 索引时间线 */
.page-news .news-timeline {
  background: linear-gradient(180deg, var(--ink-950), var(--ink-900) 82%);
  padding-block: 52px 56px;
}

.page-news .timeline-track {
  position: relative;
  margin-top: 10px;
  padding-top: 30px;
}

.page-news .timeline-nodes {
  position: relative;
  display: grid;
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .tl-node {
  position: relative;
  padding: 16px 16px 18px;
  border: 1px solid var(--news-edge);
  border-top: 2px solid var(--steel-500);
  background: rgba(16, 43, 63, .5);
}

.page-news .tl-node--volt {
  border-top-color: var(--volt-400);
}

.page-news .tl-node--ember {
  border-top-color: var(--ember-500);
}

.page-news .tl-node__time {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--gray-400);
}

.page-news .tl-node h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 21px;
  line-height: 1.15;
}

.page-news .tl-node p {
  margin: 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--news-dim-2);
}

.page-news .tl-stat {
  display: grid;
  gap: 12px;
  margin-top: 34px;
  padding-top: 24px;
  border-top: 1px solid var(--news-hair);
}

.page-news .tl-stat__num {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(58px, 15vw, 96px);
  font-weight: 800;
  line-height: .88;
  letter-spacing: -.02em;
  color: var(--volt-400);
}

.page-news .tl-stat__text {
  margin: 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--news-dim);
}

/* 订阅更新 */
.page-news .news-subscribe {
  background: var(--ink-700);
  padding-block: 50px 60px;
  border-top: 1px solid var(--news-hair);
}

.page-news .sub-grid {
  display: grid;
  gap: 26px;
}

.page-news .sub-copy h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(26px, 6vw, 40px);
  line-height: 1.05;
  letter-spacing: -.01em;
}

.page-news .sub-lede {
  margin: 0 0 18px;
  max-width: 52ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--news-dim);
}

.page-news .sub-topics {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

.page-news .sub-topics li {
  padding: 8px 12px;
  border: 1px dashed var(--news-edge);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: rgba(242, 235, 221, .88);
}

.page-news .sub-how {
  margin: 0 0 18px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--news-dim-2);
}

.page-news .sub-how a,
.page-news .sub-foot a {
  color: var(--volt-400);
  text-decoration: none;
  border-bottom: 1px solid rgba(182, 242, 58, .38);
}

.page-news .sub-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 16px;
}

.page-news .sub-actions .btn {
  font-size: 14px;
}

.page-news .sub-foot {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.9;
  letter-spacing: .04em;
  color: var(--gray-400);
}

.page-news .sub-media img {
  display: block;
  width: 100%;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
  filter: saturate(.8);
}

.page-news .sub-media__cap {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.8;
  letter-spacing: .04em;
  color: var(--gray-400);
}

@media (min-width: 720px) {
  .page-news .section {
    padding-block: 60px;
  }

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

  .page-news .stream-head {
    grid-template-columns: 1fr auto;
  }

  .page-news .stream-count {
    margin: 0 0 6px;
  }

  .page-news .timeline-nodes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }

  .page-news .tl-stat {
    grid-template-columns: auto minmax(0, 1fr);
    align-items: end;
    gap: 24px;
  }
}

@media (min-width: 900px) {
  .page-news .hero-split {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    gap: 32px;
    align-items: start;
  }

  .page-news .lead-card {
    padding: 26px 26px 28px;
  }

  .page-news .topic-rail {
    padding: 24px 22px;
  }

  .page-news .batch-grid {
    grid-template-columns: minmax(0, 1.75fr) minmax(0, 1fr);
    gap: 34px;
    align-items: start;
  }

  .page-news .sub-grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    gap: 44px;
    align-items: center;
  }

  .page-news .entry-stream {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    column-gap: 44px;
  }

  .page-news .entry {
    align-self: start;
  }

  .page-news .entry__title {
    font-size: 20px;
  }

  .page-news .entry__summary {
    padding: 20px 28px 20px 0;
  }

  .page-news .entry__summary::after {
    top: 20px;
  }

  .page-news .timeline-track {
    margin-top: 18px;
    padding-top: 44px;
  }

  .page-news .timeline-track::before {
    content: "";
    position: absolute;
    top: 16px;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, var(--steel-500) 0%, var(--volt-400) 52%, var(--ember-500) 100%);
  }

  .page-news .tl-node {
    border-top-width: 1px;
  }

  .page-news .tl-node::before {
    content: "";
    position: absolute;
    top: -36px;
    left: 0;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--steel-500);
    box-shadow: 0 0 0 4px rgba(46, 74, 94, .35);
  }

  .page-news .tl-node--volt::before {
    background: var(--volt-400);
    box-shadow: 0 0 0 4px rgba(182, 242, 58, .18), 0 0 16px var(--volt-400);
  }

  .page-news .tl-node--ember::before {
    background: var(--ember-500);
    box-shadow: 0 0 0 4px rgba(255, 122, 51, .2), 0 0 16px var(--ember-500);
  }
}

@media (min-width: 1120px) {
  .page-news .news-hero {
    padding-block: 34px 12px;
  }

  .page-news .lead-card h2 {
    margin-top: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .entry__summary,
  .page-news .topic-pill {
    transition: none;
  }

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