.page-news {
  --news-rail: 236px;
  --news-gap: clamp(1.5rem, 3.5vw, 3rem);
  --news-grid-line: rgba(42, 52, 49, .55);
  --news-glow: rgba(61, 242, 182, .13);
  --news-card: #081a16;
  --news-card-2: #0c231d;
  background-color: var(--ink-800);
  color: var(--paper);
  padding-bottom: clamp(3rem, 7vw, 5.5rem);
  overflow-x: hidden;
}

.page-news .breadcrumb {
  padding-block: clamp(.85rem, 2vw, 1.35rem);
}

.page-news .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: .8125rem;
  color: var(--muted);
}

.page-news .breadcrumb li + li::before {
  content: "/";
  margin-right: .5rem;
  color: var(--line);
}

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

.page-news .breadcrumb a:hover {
  color: var(--mint);
}

/* ============ 首屏 ============ */
.page-news .news-hero {
  position: relative;
  padding: clamp(1.75rem, 5vw, 3.5rem) 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background-color: var(--ink-900);
  background-image:
    linear-gradient(to right, var(--news-grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--news-grid-line) 1px, transparent 1px);
  background-size: 80px 80px;
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(115% 85% at 82% 10%, var(--news-glow), transparent 62%);
  pointer-events: none;
}

.page-news .news-hero .wrap {
  position: relative;
  z-index: 1;
}

.page-news .hero-grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: center;
}

.page-news .hero-copy > * + * {
  margin-top: 1.1rem;
}

.page-news .news-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 6.4vw, 3.6rem);
  line-height: 1.1;
  letter-spacing: -.01em;
  color: var(--white);
  margin: 0;
  max-width: 16ch;
}

.page-news .news-hero .lede {
  max-width: 58ch;
  color: var(--muted);
  line-height: 1.8;
}

.page-news .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

.page-news .hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 1.5rem 0 0;
  padding: 0;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-news .hm-item {
  background: var(--ink-900);
  padding: .85rem .9rem;
}

.page-news .hm-item dt {
  font-size: .6875rem;
  letter-spacing: .08em;
  color: var(--muted);
  margin-bottom: .35rem;
}

.page-news .hm-item dd {
  margin: 0;
  font-size: clamp(1.15rem, 3vw, 1.5rem);
  color: var(--mint);
  font-weight: 700;
}

.page-news .hero-figure {
  margin: 0;
  position: relative;
  border: 1px solid var(--line);
  background: var(--ink-900);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, var(--cut) 100%, 0 calc(100% - var(--cut)));
}

.page-news .hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

@media (min-width: 900px) {
  .page-news .hero-grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
  }
}

/* ============ 主体布局 ============ */
.page-news .news-body {
  padding-top: clamp(2rem, 5vw, 3.5rem);
}

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

.page-news .news-rail {
  border: 1px solid var(--line);
  background: var(--ink-900);
  padding: 1.15rem 1.15rem 1.35rem;
}

.page-news .rail-head {
  margin: 0 0 .9rem;
  font-size: .6875rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
  padding-bottom: .7rem;
  border-bottom: 1px solid var(--line);
}

.page-news .rail-list {
  list-style: none;
  margin: 0 0 1.1rem;
  padding: 0;
  display: grid;
  gap: .15rem;
}

.page-news .rail-list a {
  display: flex;
  align-items: baseline;
  gap: .6rem;
  padding: .55rem .6rem;
  font-size: .875rem;
  color: var(--muted);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-news .rail-list a:hover,
.page-news .rail-list a:focus-visible {
  color: var(--mint);
  border-left-color: var(--mint);
  background: rgba(61, 242, 182, .07);
}

.page-news .rail-num {
  font-size: .6875rem;
  color: var(--line);
}

.page-news .rail-list a:hover .rail-num,
.page-news .rail-list a:focus-visible .rail-num {
  color: var(--mint);
}

.page-news .rail-foot {
  margin: 0 0 .85rem;
  padding-top: .9rem;
  border-top: 1px dashed var(--line);
  font-size: .8125rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .rail-link-more {
  display: inline-block;
  font-size: .8125rem;
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px solid rgba(61, 242, 182, .4);
  padding-bottom: 2px;
}

.page-news .rail-link-more:hover {
  color: var(--aqua);
  border-bottom-color: var(--aqua);
}

.page-news .news-stream {
  display: grid;
  gap: clamp(2.25rem, 5vw, 3.5rem);
  min-width: 0;
}

@media (min-width: 1000px) {
  .page-news .news-layout {
    grid-template-columns: var(--news-rail) minmax(0, 1fr);
    align-items: start;
  }

  .page-news .news-rail {
    position: sticky;
    top: 7rem;
  }
}

/* ============ 区块通用 ============ */
.page-news .block-head {
  margin-bottom: clamp(1.25rem, 3vw, 1.9rem);
}

.page-news .block-head .eyebrow {
  margin: 0 0 .55rem;
  color: var(--mint);
}

.page-news .block-head .section-title {
  margin: 0 0 .7rem;
  font-size: clamp(1.5rem, 4.2vw, 2.25rem);
  line-height: 1.22;
  color: var(--white);
}

.page-news .block-lede {
  margin: 0;
  max-width: 62ch;
  color: var(--muted);
  line-height: 1.8;
  font-size: .9375rem;
}

/* ============ 战报列表 ============ */
.page-news .report-list {
  display: grid;
  gap: 1.1rem;
}

.page-news .report-card {
  position: relative;
  padding: 1.15rem 1.15rem 1.25rem;
  background:
    linear-gradient(155deg, rgba(61, 242, 182, .07), transparent 42%),
    var(--news-card);
  border-left: 3px solid var(--mint);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
  transition: transform .25s var(--ease), background-color .25s var(--ease);
}

.page-news .report-card--partial {
  border-left-color: var(--amber);
}

@media (min-width: 760px) {
  .page-news .report-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .report-card:nth-child(even) {
    transform: translateY(1.4rem);
  }

  .page-news .report-card:nth-child(even):hover {
    transform: translateY(1.1rem);
  }
}

.page-news .report-card:hover {
  background:
    linear-gradient(155deg, rgba(61, 242, 182, .12), transparent 48%),
    var(--news-card-2);
}

.page-news .report-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .6rem;
  margin-bottom: .8rem;
}

.page-news .report-tier {
  font-size: .75rem;
  color: var(--muted);
  letter-spacing: .04em;
}

.page-news .report-time {
  margin-left: auto;
  font-size: .75rem;
  color: var(--line);
}

.page-news .report-title {
  margin: 0 0 .55rem;
  font-size: 1.0625rem;
  line-height: 1.45;
  color: var(--white);
  font-weight: 700;
}

.page-news .report-text {
  margin: 0 0 1rem;
  font-size: .875rem;
  line-height: 1.78;
  color: var(--muted);
}

.page-news .report-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-news .rs-item {
  background: var(--ink-900);
  padding: .55rem .5rem;
}

.page-news .rs-item dt {
  font-size: .6875rem;
  color: var(--muted);
  margin-bottom: .25rem;
}

.page-news .rs-item dd {
  margin: 0;
  font-size: .875rem;
  color: var(--mint);
  font-weight: 700;
}

.page-news .rs-item--missing dd {
  color: var(--amber);
}

/* ============ 迭代时间线 ============ */
.page-news .timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 1.35rem;
  position: relative;
  display: grid;
  gap: 1.5rem;
}

.page-news .timeline::before {
  content: "";
  position: absolute;
  left: 4px;
  top: .5rem;
  bottom: .5rem;
  width: 1px;
  background: linear-gradient(to bottom, var(--mint), var(--line) 55%, transparent);
}

.page-news .tl-item {
  position: relative;
}

.page-news .tl-dot {
  position: absolute;
  left: -1.35rem;
  top: .42rem;
  width: 9px;
  height: 9px;
  background: var(--ink-800);
  border: 2px solid var(--mint);
  transform: rotate(45deg);
}

.page-news .tl-when {
  margin: 0 0 .3rem;
  font-size: .75rem;
  letter-spacing: .1em;
  color: var(--aqua);
}

.page-news .tl-title {
  margin: 0 0 .4rem;
  font-size: 1.0625rem;
  color: var(--white);
  font-weight: 700;
  line-height: 1.4;
}

.page-news .tl-text {
  margin: 0;
  font-size: .875rem;
  line-height: 1.8;
  color: var(--muted);
  max-width: 64ch;
}

/* ============ 专题系列 ============ */
.page-news .topic-figure {
  margin: 0 0 1.5rem;
  border: 1px solid var(--line);
  background: var(--ink-900);
  clip-path: polygon(var(--cut) 0, 100% 0, 100% 100%, 0 100%, 0 var(--cut));
}

.page-news .topic-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-news .topic-grid {
  display: grid;
  gap: 1rem;
}

@media (min-width: 720px) {
  .page-news .topic-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-news .topic-card {
  position: relative;
  padding: 1.2rem 1.1rem 1.3rem;
  border: 1px solid var(--line);
  background: var(--ink-900);
  transition: border-color .25s var(--ease), transform .25s var(--ease);
}

.page-news .topic-card:hover {
  border-color: rgba(61, 242, 182, .45);
  transform: translateY(-3px);
}

.page-news .topic-card .marker {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  background: var(--mint);
  color: var(--ink-900);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: .8125rem;
  margin-bottom: .85rem;
  clip-path: polygon(0 0, 100% 0, 100% 70%, 70% 100%, 0 100%);
}

.page-news .topic-title {
  margin: 0 0 .55rem;
  font-size: 1.0625rem;
  color: var(--white);
  font-weight: 700;
}

.page-news .topic-text {
  margin: 0 0 .9rem;
  font-size: .875rem;
  line-height: 1.78;
  color: var(--muted);
}

.page-news .topic-points {
  list-style: none;
  margin: 0;
  padding: .9rem 0 0;
  border-top: 1px dashed var(--line);
  display: grid;
  gap: .45rem;
}

.page-news .topic-points li {
  position: relative;
  padding-left: 1rem;
  font-size: .8125rem;
  color: var(--paper);
  line-height: 1.6;
}

.page-news .topic-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .55em;
  width: 6px;
  height: 1px;
  background: var(--mint);
}

/* ============ 判断维度 ============ */
.page-news .howto-grid {
  display: grid;
  gap: 1.1rem;
}

@media (min-width: 860px) {
  .page-news .howto-grid {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
    align-items: start;
  }
}

.page-news .howto-card {
  padding: 1.3rem 1.2rem 1.4rem;
  border: 1px solid var(--line);
  background: var(--ink-900);
}

.page-news .howto-card--speed {
  background:
    radial-gradient(120% 90% at 0% 0%, rgba(255, 179, 71, .12), transparent 60%),
    var(--ink-900);
  border-color: rgba(255, 179, 71, .3);
}

.page-news .howto-card--complete {
  background:
    radial-gradient(120% 90% at 100% 0%, rgba(61, 242, 182, .12), transparent 62%),
    var(--ink-900);
  border-color: rgba(61, 242, 182, .28);
}

.page-news .howto-num {
  margin: 0 0 .5rem;
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1;
  color: var(--line);
}

.page-news .howto-card--speed .howto-num {
  color: var(--amber);
}

.page-news .howto-card--complete .howto-num {
  color: var(--mint);
}

.page-news .howto-title {
  margin: 0 0 .6rem;
  font-size: 1.125rem;
  color: var(--white);
  font-weight: 700;
  line-height: 1.4;
}

.page-news .howto-text {
  margin: 0 0 1.1rem;
  font-size: .875rem;
  line-height: 1.8;
  color: var(--muted);
}

.page-news .howto-figure {
  margin: 1rem 0 0;
  border: 1px solid var(--line);
  background: var(--ink-800);
}

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

.page-news .checklist {
  list-style: none;
  margin: 0 0 .3rem;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .5rem;
}

.page-news .checklist li {
  display: flex;
  align-items: center;
  gap: .55rem;
  font-size: .875rem;
  color: var(--paper);
  padding: .5rem .65rem;
  background: rgba(61, 242, 182, .06);
  border: 1px solid rgba(61, 242, 182, .22);
}

.page-news .check-box {
  width: 14px;
  height: 14px;
  flex: none;
  background: var(--mint);
  clip-path: polygon(14% 44%, 0 58%, 40% 100%, 100% 20%, 86% 6%, 40% 70%);
}

/* ============ 更新节奏 ============ */
.page-news .cadence-grid {
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

@media (min-width: 780px) {
  .page-news .cadence-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-news .cadence-item {
  background: var(--news-card);
  padding: 1.15rem 1.1rem 1.25rem;
}

.page-news .cadence-k {
  margin: 0 0 .4rem;
  font-size: .6875rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-news .cadence-v {
  margin: 0 0 .6rem;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--mint);
  line-height: 1.1;
}

.page-news .cadence-d {
  margin: 0;
  font-size: .875rem;
  line-height: 1.78;
  color: var(--muted);
}

.page-news .cadence-tip {
  border-left: 3px solid var(--aqua);
  background: rgba(127, 255, 212, .06);
  padding: 1.05rem 1.1rem;
}

.page-news .cadence-tip-title {
  margin: 0 0 .45rem;
  font-size: .9375rem;
  font-weight: 700;
  color: var(--aqua);
}

.page-news .cadence-tip p:last-child {
  margin: 0;
  font-size: .875rem;
  line-height: 1.8;
  color: var(--paper);
}

/* ============ 尾部行动区 ============ */
.page-news .cta-panel {
  border: 1px solid var(--line);
  background:
    repeating-linear-gradient(90deg, rgba(42, 52, 49, .5) 0 1px, transparent 1px 80px),
    linear-gradient(140deg, rgba(201, 111, 74, .14), transparent 55%),
    var(--ink-900);
  padding: clamp(1.5rem, 4vw, 2.25rem);
  clip-path: polygon(var(--cut) 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%, 0 var(--cut));
}

.page-news .cta-title {
  margin: 0 0 .7rem;
  font-size: clamp(1.25rem, 3.6vw, 1.75rem);
  color: var(--white);
  line-height: 1.3;
}

.page-news .cta-text {
  margin: 0 0 1.25rem;
  max-width: 62ch;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--muted);
}

.page-news .cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
}

/* ============ 显现与动效 ============ */
.page-news [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .55s var(--ease), transform .55s var(--ease);
}

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

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

  .page-news .report-card,
  .page-news .topic-card {
    transition: none;
  }
}

@media (max-width: 560px) {
  .page-news .hero-metrics {
    grid-template-columns: 1fr;
  }

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

  .page-news .checklist {
    grid-template-columns: 1fr;
  }

  .page-news .cta-actions .btn {
    flex: 1 1 100%;
    text-align: center;
  }
}