.page-news {
  display: block;
  --news-gap: clamp(20px, 3vw, 34px);
  --news-tag-roundup: var(--cyan);
  --news-tag-roundup-bg: rgba(53, 240, 208, .12);
  --news-tag-stats: var(--violet);
  --news-tag-stats-bg: rgba(122, 92, 255, .18);
  --news-tag-preview: var(--orange);
  --news-tag-preview-bg: rgba(255, 122, 47, .14);
  --news-tag-city: var(--muted);
  --news-tag-city-bg: rgba(168, 179, 196, .12);
}

.page-news .section {
  padding: clamp(38px, 6vw, 78px) 0;
}

.page-news .eyebrow {
  margin-bottom: 14px;
}

.page-news h2 {
  font-size: clamp(24px, 3.6vw, 40px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  font-weight: 800;
  margin: 0 0 14px;
}

/* ---------- 首屏 ---------- */

.page-news .news-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--void);
  border-bottom: 1px solid var(--line);
}

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

.page-news .news-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 38%;
  filter: saturate(.72) brightness(.52);
}

.page-news .news-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(6, 11, 24, .55) 0%, rgba(6, 11, 24, .78) 46%, var(--void) 100%),
    radial-gradient(120% 85% at 8% 0%, rgba(53, 240, 208, .2), transparent 62%),
    radial-gradient(90% 70% at 96% 12%, rgba(122, 92, 255, .18), transparent 66%);
}

.page-news .news-hero__inner {
  padding: clamp(30px, 7vw, 92px) 0 clamp(30px, 5vw, 68px);
  max-width: 900px;
}

.page-news .news-hero h1 {
  font-size: clamp(32px, 6.2vw, 74px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  font-weight: 900;
  margin: 0;
  max-width: 20ch;
}

.page-news .news-hero .lede {
  margin-top: 20px;
  max-width: 62ch;
  color: var(--muted);
}

.page-news .news-topics {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 26px 0 0;
  padding: 0;
}

.page-news .news-topics a {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 15px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(14, 26, 51, .68);
  color: var(--warm);
  font-size: 14px;
  text-decoration: none;
  transition: border-color .2s var(--ease), background .2s var(--ease), transform .2s var(--ease);
}

.page-news .news-topics a::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--news-tag-roundup);
}

.page-news .news-topics li:nth-child(2) a::before { background: var(--news-tag-stats); }
.page-news .news-topics li:nth-child(3) a::before { background: var(--news-tag-preview); }
.page-news .news-topics li:nth-child(4) a::before { background: var(--news-tag-city); }

.page-news .news-topics a:hover,
.page-news .news-topics a:focus-visible {
  border-color: rgba(53, 240, 208, .6);
  background: rgba(14, 26, 51, .95);
  transform: translateY(-1px);
}

.page-news .news-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 34px;
  margin-top: 34px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.page-news .meta-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 96px;
}

.page-news .meta-item__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--muted);
}

.page-news .meta-item__value {
  font-family: var(--font-mono);
  font-size: clamp(18px, 2vw, 22px);
  color: var(--cyan);
}

/* ---------- 头条 ---------- */

.page-news .headline-grid {
  display: grid;
  gap: var(--news-gap);
  margin-top: 20px;
  align-items: start;
}

.page-news .headline-main h2 {
  max-width: 24ch;
}

.page-news .headline-main p {
  color: var(--muted);
  max-width: 68ch;
}

.page-news .headline-main .lede {
  color: var(--warm);
}

.page-news .key-points {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-news .key-points li {
  position: relative;
  padding: 14px 18px 14px 40px;
  border-left: 2px solid var(--cyan);
  background: linear-gradient(90deg, rgba(11, 59, 58, .5), rgba(14, 26, 51, .12));
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

.page-news .key-points li::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 22px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--cyan);
}

.page-news .key-points strong {
  color: var(--warm);
}

.page-news .headline-side {
  display: grid;
  gap: 18px;
  min-width: 0;
}

.page-news .chart-card {
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(158deg, rgba(14, 26, 51, .94), rgba(6, 11, 24, .82));
  backdrop-filter: blur(6px);
}

.page-news .chart-card__title {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--muted);
  margin: 0 0 18px;
}

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

.page-news .trend__item {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr) 56px;
  align-items: center;
  gap: 12px;
}

.page-news .trend__label {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
}

.page-news .trend__bar {
  display: block;
  height: 8px;
  border-radius: 999px;
  background: rgba(42, 59, 92, .7);
  overflow: hidden;
}

.page-news .trend__fill {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(53, 240, 208, .55), var(--cyan));
}

.page-news .trend__fill--now {
  background: linear-gradient(90deg, var(--cyan), var(--orange));
}

.page-news .trend__value {
  font-family: var(--font-mono);
  font-size: 13px;
  text-align: right;
  color: var(--warm);
}

.page-news .trend__value--now {
  color: var(--orange);
}

.page-news .chart-card__note {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: 13px;
  color: var(--muted);
}

.page-news .stat-row {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
}

.page-news .stat {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(11, 59, 58, .34);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-news .stat__num {
  font-family: var(--font-mono);
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1;
  color: var(--cyan);
}

.page-news .stat:nth-child(2) .stat__num { color: var(--violet); }
.page-news .stat:nth-child(3) .stat__num { color: var(--orange); }

.page-news .stat__label {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.5;
}

/* ---------- 轮次列表 ---------- */

.page-news .round-grid {
  display: grid;
  gap: var(--news-gap);
  margin-top: 26px;
  align-items: start;
}

.page-news .news-rail {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  background: rgba(14, 26, 51, .6);
}

.page-news .news-rail .rail__title {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--muted);
  margin: 0 0 12px;
}

.page-news .news-rail .rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-news .news-rail .rail__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: rgba(6, 11, 24, .7);
  color: var(--muted);
  font-size: 13px;
  text-decoration: none;
  white-space: nowrap;
  transition: color .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
}

.page-news .news-rail .rail__index {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
  letter-spacing: .08em;
}

.page-news .news-rail .rail__link:hover,
.page-news .news-rail .rail__link:focus-visible {
  color: var(--warm);
  border-color: rgba(53, 240, 208, .5);
}

.page-news .news-rail .rail__link.is-active {
  color: var(--warm);
  border-color: var(--cyan);
  background: rgba(53, 240, 208, .1);
}

.page-news .post-list {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.page-news .post-card {
  position: relative;
  display: grid;
  gap: 0;
  padding: 20px 20px 20px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(14, 26, 51, .92), rgba(6, 11, 24, .78));
  overflow: hidden;
  transition: border-color .24s var(--ease), transform .24s var(--ease), background .24s var(--ease);
}

.page-news .post-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--tag-color, var(--cyan));
}

.page-news .post-card:hover,
.page-news .post-card:focus-within {
  border-color: rgba(53, 240, 208, .45);
  transform: translateY(-3px);
}

.page-news .post-card--roundup { --tag-color: var(--news-tag-roundup); --tag-bg: var(--news-tag-roundup-bg); }
.page-news .post-card--stats { --tag-color: var(--news-tag-stats); --tag-bg: var(--news-tag-stats-bg); }
.page-news .post-card--preview { --tag-color: var(--news-tag-preview); --tag-bg: var(--news-tag-preview-bg); }
.page-news .post-card--city { --tag-color: var(--news-tag-city); --tag-bg: var(--news-tag-city-bg); }

.page-news .post-card__main {
  min-width: 0;
}

.page-news .post-card__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.page-news .post-card__tag {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--tag-color, var(--cyan));
  background: var(--tag-bg, rgba(53, 240, 208, .12));
  color: var(--tag-color, var(--cyan));
  font-size: 12px;
  letter-spacing: .08em;
}

.page-news .post-card__round {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--muted);
}

.page-news .post-card__title {
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.4;
  font-weight: 700;
  margin: 0;
  color: var(--warm);
}

.page-news .post-card__meta {
  margin: 10px 0 0;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
}

.page-news .post-card__preview {
  margin-top: 12px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

.page-news .post-card--featured .post-card__thumb {
  margin: 0 0 18px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-news .post-card__thumb img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

/* ---------- 专题系列 ---------- */

.page-news .news-series {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(90% 120% at 100% 0%, rgba(122, 92, 255, .16), transparent 60%),
    radial-gradient(80% 100% at 0% 100%, rgba(11, 59, 58, .6), transparent 62%),
    var(--night);
}

.page-news .news-series__media {
  margin: 26px 0 var(--news-gap);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--void);
}

.page-news .news-series__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  filter: saturate(.85) contrast(1.05);
}

.page-news .news-series__media figcaption {
  padding: 12px 18px;
  font-size: 13px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  background: rgba(6, 11, 24, .7);
}

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

.page-news .series-card {
  padding: 24px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(6, 11, 24, .72);
  border-top: 2px solid var(--violet);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-news .series-card:nth-child(2) { border-top-color: var(--orange); }
.page-news .series-card:nth-child(3) { border-top-color: var(--cyan); }

.page-news .series-card__index {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--muted);
  margin: 0;
}

.page-news .series-card__title {
  font-size: clamp(19px, 2.2vw, 24px);
  font-weight: 800;
  margin: 0;
  color: var(--warm);
}

.page-news .series-card p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
}

.page-news .series-card__meta {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--cyan);
}

/* ---------- 订阅与纠错 ---------- */

.page-news .subscribe-grid {
  display: grid;
  gap: var(--news-gap);
  align-items: start;
}

.page-news .subscribe-main p {
  color: var(--muted);
  max-width: 66ch;
}

.page-news .subscribe-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-news .subscribe-list li {
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(14, 26, 51, .55);
  color: var(--muted);
  font-size: 15px;
  line-height: 1.72;
}

.page-news .subscribe-list strong {
  color: var(--warm);
}

.page-news .subscribe-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-news .subscribe-side {
  display: grid;
  gap: 18px;
  min-width: 0;
}

.page-news .subscribe-side img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  filter: saturate(.8);
}

/* ---------- 交互与响应式 ---------- */

@media (hover: hover) and (min-width: 1024px) {
  .page-news .post-card__preview {
    display: grid;
    grid-template-rows: 0fr;
    margin-top: 0;
    opacity: 0;
    transition: grid-template-rows .32s var(--ease), opacity .28s var(--ease), margin-top .32s var(--ease);
  }

  .page-news .post-card__preview > div {
    overflow: hidden;
  }

  .page-news .post-card:hover .post-card__preview,
  .page-news .post-card:focus-within .post-card__preview {
    grid-template-rows: 1fr;
    margin-top: 12px;
    opacity: 1;
  }
}

@media (min-width: 720px) {
  .page-news .post-card--featured {
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 22px;
    align-items: start;
  }

  .page-news .post-card--featured .post-card__thumb {
    margin: 0;
  }

  .page-news .post-card__thumb img {
    aspect-ratio: 4 / 3;
  }
}

@media (min-width: 1000px) {
  .page-news .headline-grid {
    grid-template-columns: minmax(0, 1.22fr) minmax(0, .88fr);
    gap: clamp(26px, 4vw, 56px);
  }
}

@media (min-width: 1024px) {
  .page-news .round-grid {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: clamp(24px, 3.6vw, 48px);
  }

  .page-news .news-rail {
    position: sticky;
    top: calc(var(--bar-h) + 20px);
    padding: 20px 18px;
  }

  .page-news .news-rail .rail__list {
    flex-direction: column;
    gap: 4px;
    overflow: visible;
  }

  .page-news .news-rail .rail__link {
    width: 100%;
    border-radius: var(--radius-sm);
    justify-content: flex-start;
    background: transparent;
    padding: 9px 10px;
  }

  .page-news .post-card {
    padding: 24px 24px 24px 30px;
  }

  .page-news .subscribe-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    gap: clamp(26px, 4vw, 52px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .post-card,
  .page-news .news-topics a,
  .page-news .news-rail .rail__link,
  .page-news .post-card__preview {
    transition: none;
  }

  .page-news .post-card:hover,
  .page-news .post-card:focus-within {
    transform: none;
  }
}