.page-news {
  --news-rail-w: 288px;
  --news-card-bg: rgba(16, 42, 71, .5);
  --news-card-bg-2: rgba(11, 32, 56, .68);
  --news-dim: rgba(234, 242, 250, .68);
  --news-faint: rgba(124, 140, 160, .78);
}

/* ---------- 封面 ---------- */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(34px, 6vw, 84px) 0 clamp(30px, 4.6vw, 60px);
  border-bottom: 1px solid var(--line-soft);
  background:
    radial-gradient(130% 110% at 90% -10%, rgba(53, 230, 210, .08) 0%, transparent 60%),
    radial-gradient(90% 90% at 4% 100%, rgba(255, 90, 60, .06) 0%, transparent 58%);
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    180deg,
    rgba(46, 111, 183, .09) 0 1px,
    transparent 1px 46px
  );
  opacity: .7;
}

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

.page-news .news-hero .breadcrumb {
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-news .news-hero__grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}

.page-news .news-hero__lead .eyebrow {
  margin: 0 0 12px;
  color: var(--c-cyan);
  letter-spacing: .16em;
  font-size: 12px;
}

.page-news .news-hero__title {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 4.8vw, 62px);
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--c-ice);
  max-width: 18em;
}

.page-news .news-hero__lead .lead {
  margin: 0;
  max-width: 38em;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.85;
  color: var(--news-dim);
}

.page-news .news-hero__stats {
  display: grid;
  gap: 0;
  align-content: start;
  border-top: 1px solid var(--line);
}

.page-news .stat {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-news .stat__num {
  flex: 0 0 auto;
  min-width: 4.6em;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(22px, 2.4vw, 28px);
  font-weight: 700;
  color: var(--c-cyan);
  letter-spacing: -.01em;
}

.page-news .stat__lab {
  font-size: 14px;
  line-height: 1.6;
  color: var(--news-faint);
}

/* ---------- 章节头（局部微调） ---------- */
.page-news .sec-head {
  margin-bottom: clamp(22px, 3vw, 38px);
}

.page-news .sec-head__num {
  color: var(--c-cyan);
  letter-spacing: .18em;
}

.page-news .sec-head__note {
  color: var(--news-faint);
  font-size: 13px;
}

/* ---------- 置顶专题 ---------- */
.page-news .feature-card {
  display: grid;
  border: 1px solid var(--line);
  background: linear-gradient(155deg, var(--c-panel) 0%, var(--c-panel-2) 100%);
  box-shadow: 0 1px 0 rgba(53, 230, 210, .08) inset;
}

.page-news .feature-card__body {
  display: grid;
  gap: 16px;
  align-content: start;
  padding: clamp(22px, 3.4vw, 46px);
}

.page-news .feature-card__kicker {
  margin: 0;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--c-signal);
}

.page-news .feature-card__title {
  margin: 0;
  font-size: clamp(20px, 2.6vw, 30px);
  line-height: 1.35;
  font-weight: 800;
  color: var(--c-ice);
}

.page-news .feature-card__text {
  margin: 0;
  max-width: 34em;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--news-dim);
}

.page-news .feature-card__list {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news .feature-card__list li {
  display: grid;
  grid-template-columns: minmax(0, 5.6em) minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 10px 0;
  border-top: 1px dashed var(--line-soft);
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--news-dim);
}

.page-news .feature-card__list li span {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--c-cyan);
}

.page-news .feature-card__foot {
  margin: 4px 0 0;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--c-graphite);
}

.page-news .feature-card__media {
  position: relative;
  margin: 0;
  min-height: 200px;
  overflow: hidden;
  border-top: 1px solid var(--line);
  background: var(--c-deep-2);
}

.page-news .feature-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 200px;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(1.05) contrast(1.04);
}

.page-news .feature-card__media .media__cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  margin: 0;
  padding: 10px 14px;
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--c-ice);
  background: linear-gradient(0deg, rgba(6, 19, 35, .9) 0%, rgba(6, 19, 35, 0) 100%);
}

/* ---------- 分类筛选 ---------- */
.page-news .chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(18px, 2.6vw, 30px);
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.page-news .chip {
  min-height: 38px;
  padding: 7px 15px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--c-cyan);
  background: transparent;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  cursor: pointer;
  transition: background .22s var(--ease), color .22s var(--ease), border-color .22s var(--ease);
}

.page-news .chip:hover {
  background: rgba(53, 230, 210, .12);
}

.page-news .chip[aria-pressed="true"] {
  background: var(--c-cyan);
  border-color: var(--c-cyan);
  color: var(--c-deep);
  font-weight: 700;
}

/* ---------- 条目流 + 侧轴 ---------- */
.page-news .feed {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
}

.page-news .feed__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.page-news .feed__item {
  position: relative;
  padding: 20px 0 20px 52px;
  border-bottom: 1px solid var(--line-soft);
  transition: background .24s var(--ease);
}

.page-news .feed__item::before {
  content: "";
  position: absolute;
  left: 38px;
  top: 26px;
  bottom: 22px;
  width: 1px;
  background: var(--line);
}

.page-news .feed__item:hover {
  background: rgba(16, 42, 71, .38);
}

.page-news .feed__idx {
  position: absolute;
  left: 0;
  top: 24px;
  width: 28px;
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--c-cyan);
}

.page-news .feed__main {
  display: grid;
  gap: 7px;
}

.page-news .feed__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-news .tag {
  padding: 3px 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  border: 1px solid currentColor;
  border-radius: 999px;
  color: var(--c-cyan);
}

.page-news .tag--obs { color: var(--c-signal); }
.page-news .tag--gui { color: var(--c-ok); }
.page-news .tag--note { color: var(--c-graphite); }

.page-news .feed__time {
  font-size: 12px;
  color: var(--c-graphite);
  letter-spacing: .03em;
}

.page-news .feed__title {
  margin: 0;
  font-size: clamp(16.5px, 1.7vw, 20px);
  font-weight: 700;
  line-height: 1.45;
  color: var(--c-ice);
}

.page-news .feed__sum {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--news-dim);
}

.page-news .feed__hover {
  margin: 0;
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--c-graphite);
  opacity: 0;
  transition: opacity .24s var(--ease);
}

.page-news .feed__item:hover .feed__hover,
.page-news .feed__item:focus-within .feed__hover {
  opacity: 1;
}

@media (hover: none) {
  .page-news .feed__hover { opacity: .85; }
}

.page-news .feed__figure {
  margin: 0;
  padding: 22px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-news .feed__figure .media {
  margin: 0;
  border: 1px solid var(--line);
}

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

.page-news .media__cap {
  display: block;
  margin-top: 8px;
  font-size: 11.5px;
  letter-spacing: .05em;
  color: var(--c-graphite);
}

/* ---------- 右栏 ---------- */
.page-news .rail {
  display: grid;
  gap: 20px;
  align-content: start;
}

.page-news .rail__block {
  display: grid;
  gap: 14px;
  padding: 20px;
  border: 1px solid var(--line);
  background: var(--news-card-bg);
}

.page-news .rail__block--quiet {
  background: rgba(11, 32, 56, .5);
  border-style: dashed;
}

.page-news .rail__title {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: .18em;
  color: var(--c-graphite);
  text-transform: uppercase;
}

.page-news .rail__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
}

.page-news .rail__links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 44px;
  padding: 8px 0;
  font-size: 15px;
  color: var(--c-ice);
  text-decoration: none;
  border-bottom: 1px dashed var(--line-soft);
  transition: color .2s var(--ease), padding-left .2s var(--ease);
}

.page-news .rail__links a:hover {
  color: var(--c-cyan);
  padding-left: 5px;
}

.page-news .rail__links a span {
  font-size: 12px;
  color: var(--c-cyan);
}

.page-news .series {
  display: grid;
  gap: 16px;
}

.page-news .series__item {
  display: grid;
  gap: 8px;
}

.page-news .series__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}

.page-news .series__name {
  font-size: 14px;
  line-height: 1.5;
  color: var(--c-ice);
}

.page-news .series__count {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  color: var(--c-cyan);
}

.page-news .series__track {
  position: relative;
  height: 4px;
  background: rgba(46, 111, 183, .26);
  overflow: hidden;
}

.page-news .series__fill {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  background: var(--c-cyan);
  box-shadow: 0 0 8px rgba(53, 230, 210, .6);
}

.page-news .series__fill--done {
  background: var(--c-ok);
  box-shadow: 0 0 8px rgba(79, 217, 139, .55);
}

.page-news .rail__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--news-dim);
}

.page-news .rail__btn {
  justify-self: start;
  font-size: 13.5px;
}

/* ---------- 版本迭代 ---------- */
.page-news .ver-grid {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-news .ver-card {
  display: grid;
  gap: 12px;
  align-content: start;
  padding: clamp(20px, 2.8vw, 34px);
  background: var(--c-deep-2);
}

.page-news .ver-card__badge {
  justify-self: start;
  padding: 4px 10px;
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--c-deep);
  background: var(--c-cyan);
}

.page-news .ver-card__title {
  margin: 4px 0 0;
  font-size: clamp(18px, 2vw, 23px);
  font-weight: 800;
  line-height: 1.4;
  color: var(--c-ice);
}

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

.page-news .ver-card__list {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-news .ver-card__list li {
  position: relative;
  padding-left: 18px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--news-faint);
}

.page-news .ver-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 8px;
  height: 1px;
  background: var(--c-cyan);
}

.page-news .ver-foot {
  margin: clamp(20px, 2.6vw, 30px) 0 0;
  padding-top: 18px;
  border-top: 1px dashed var(--line-soft);
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--c-graphite);
}

/* ---------- 赛事观察 ---------- */
.page-news .observe {
  display: grid;
  gap: clamp(22px, 3.4vw, 44px);
}

.page-news .observe__media {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--c-deep-2);
}

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

.page-news .observe__body {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-news .observe__title {
  margin: 0;
  font-size: clamp(19px, 2.3vw, 27px);
  font-weight: 800;
  line-height: 1.4;
  color: var(--c-ice);
}

.page-news .observe__text {
  margin: 0;
  max-width: 36em;
  font-size: 15px;
  line-height: 1.88;
  color: var(--news-dim);
}

.page-news .observe__text--tight {
  color: var(--news-faint);
  font-size: 14px;
}

.page-news .observe__list {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.page-news .observe__list li {
  display: grid;
  grid-template-columns: minmax(0, 5.4em) minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 12px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-ice);
}

.page-news .observe__list li span {
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--c-signal);
}

/* ---------- 用户指南 ---------- */
.page-news .guide {
  display: grid;
  gap: clamp(24px, 3.4vw, 42px);
}

.page-news .guide__cols {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-news .guide__col {
  display: grid;
  gap: 11px;
  align-content: start;
  padding: clamp(20px, 2.6vw, 30px);
  background: var(--c-panel-2);
}

.page-news .guide__col--1 { border-top: 3px solid var(--c-ok); }
.page-news .guide__col--2 { border-top: 3px solid var(--c-cyan); }
.page-news .guide__col--3 { border-top: 3px solid var(--c-signal); }

.page-news .guide__lv {
  margin: 0;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--c-graphite);
}

.page-news .guide__title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--c-ice);
}

.page-news .guide__list {
  list-style: none;
  margin: 2px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-news .guide__list li {
  position: relative;
  padding-left: 16px;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--news-dim);
}

.page-news .guide__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .74em;
  width: 7px;
  height: 1px;
  background: var(--c-graphite);
}

.page-news .guide__note {
  margin: 4px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--c-graphite);
}

.page-news .guide__figure {
  margin: 0;
  padding: 14px;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, var(--news-card-bg-2) 0%, rgba(6, 19, 35, .8) 100%);
}

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

/* ---------- 更新提醒 ---------- */
.page-news .notice {
  display: grid;
  gap: 24px;
  padding: clamp(24px, 3.6vw, 48px);
  border: 1px solid var(--line-strong);
  background:
    linear-gradient(120deg, rgba(53, 230, 210, .09) 0%, transparent 55%),
    var(--news-card-bg-2);
}

.page-news .notice__kicker {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--c-signal);
}

.page-news .notice__title {
  margin: 0 0 14px;
  font-size: clamp(20px, 2.6vw, 30px);
  font-weight: 800;
  line-height: 1.35;
  color: var(--c-ice);
}

.page-news .notice__text {
  margin: 0;
  max-width: 44em;
  font-size: 15px;
  line-height: 1.88;
  color: var(--news-dim);
}

.page-news .notice__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-content: start;
}

.page-news .notice__actions .btn {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

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

  .page-news .guide__cols {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .notice {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
  }

  .page-news .notice__actions {
    flex-direction: column;
    align-items: stretch;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(260px, 1fr);
    align-items: end;
  }

  .page-news .feature-card {
    grid-template-columns: minmax(0, 1fr) minmax(280px, .82fr);
    align-items: stretch;
  }

  .page-news .feature-card__media {
    border-top: 0;
    border-left: 1px solid var(--line);
    min-height: 320px;
  }

  .page-news .feature-card__media img {
    min-height: 320px;
  }

  .page-news .observe {
    grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
    align-items: start;
  }

  .page-news .guide {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 1020px) {
  .page-news .feed {
    grid-template-columns: minmax(0, 1fr) var(--news-rail-w);
    align-items: start;
  }

  .page-news .rail {
    position: sticky;
    top: 92px;
  }
}

@media (max-width: 560px) {
  .page-news .feed__item {
    padding-left: 40px;
  }

  .page-news .feed__item::before {
    left: 28px;
  }

  .page-news .feed__idx {
    width: 22px;
    font-size: 11.5px;
  }

  .page-news .stat__num {
    min-width: 3.8em;
    font-size: 21px;
  }

  .page-news .notice__actions .btn {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .feed__item,
  .page-news .chip,
  .page-news .rail__links a {
    transition: none;
  }
}