.page-news {
  --news-gap: clamp(18px, 3vw, 40px);
  --news-pad: clamp(18px, 2.4vw, 30px);
  --news-ink-soft: rgba(247, 250, 249, .82);
}

/* ---------- 面包屑与页头 ---------- */
.page-news .crumbs {
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-news .page-head {
  margin-bottom: clamp(26px, 4.5vw, 52px);
}

.page-news .page-head__kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--c-grass);
}

.page-news .page-head__kicker::before {
  content: "";
  flex: 0 0 auto;
  width: 36px;
  height: 3px;
  background: var(--c-orange);
}

.page-news .page-head h1 {
  margin: 0 0 16px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(34px, 6.6vw, 62px);
  line-height: 1.02;
  letter-spacing: -.02em;
  color: var(--c-navy);
}

.page-news .page-head .text-lead {
  max-width: 62ch;
  margin: 0;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.78;
  color: var(--c-ink);
}

/* ---------- 头条观察 ---------- */
.page-news .news-feature {
  display: grid;
  gap: var(--news-gap);
  margin-bottom: clamp(42px, 6vw, 84px);
}

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

.page-news .news-feature__body {
  position: relative;
  padding: var(--news-pad);
  background: var(--c-mint);
  clip-path: polygon(0 0, 100% 0, 100% 100%, var(--notch) 100%, 0 calc(100% - var(--notch)));
}

.page-news .news-feature__eyebrow {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 16px;
}

.page-news .news-feature__title {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(21px, 3vw, 33px);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--c-navy);
}

.page-news .news-feature__text {
  margin: 0 0 22px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--c-ink);
}

.page-news .news-feature__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
}

.page-news .news-feature__stamp {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-grass-deep);
}

/* ---------- 章节头 ---------- */
.page-news .sec-head {
  margin-bottom: clamp(20px, 3vw, 34px);
}

/* ---------- 筛选与列表容器 ---------- */
.page-news .news-body {
  margin-bottom: clamp(44px, 6.5vw, 88px);
}

.page-news .news-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding-bottom: clamp(20px, 3vw, 30px);
  border-bottom: 1px dashed var(--c-grass);
}

.page-news .news-filter__chip {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: var(--c-mint);
  color: var(--c-navy);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
  clip-path: polygon(10px 0, 100% 0, 100% 100%, 0 100%, 0 10px);
  transition: background-color .2s ease, color .2s ease;
}

.page-news .news-filter__chip:hover {
  background: var(--c-orange-soft);
}

.page-news .news-filter__chip:has(.news-filter__input:checked) {
  background: var(--c-navy);
  color: var(--c-paper);
}

.page-news .news-filter__chip:has(.news-filter__input:focus-visible) {
  outline: 3px solid var(--c-orange);
  outline-offset: 3px;
}

.page-news .news-filter__input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: 0;
  opacity: 0;
  pointer-events: none;
}

.page-news .news-filter__count {
  font-size: 12px;
  opacity: .72;
}

/* 纯 CSS 筛选：勾选某一栏目族时隐藏其余卡片 */
.page-news .news-body:has(#fam-calendar:checked) .report-card:not([data-family="赛事日历"]),
.page-news .news-body:has(#fam-clips:checked) .report-card:not([data-family="视频集锦"]),
.page-news .news-body:has(#fam-version:checked) .report-card:not([data-family="版本说明"]),
.page-news .news-body:has(#fam-data:checked) .report-card:not([data-family="数据面板"]) {
  display: none;
}

/* ---------- 报告列表 ---------- */
.page-news .report-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
  padding-top: clamp(24px, 4vw, 44px);
}

.page-news .report-card {
  position: relative;
  padding: var(--news-pad);
  background: var(--c-paper);
  border-top: 3px solid var(--c-grass);
  overflow: hidden;
}

.page-news .report-card::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 46px;
  height: 46px;
  background: linear-gradient(225deg, var(--c-mint) 0 50%, transparent 50%);
  pointer-events: none;
}

.page-news .report-card--accent {
  border-top-color: var(--c-orange);
}

.page-news .report-card--accent::after {
  background: linear-gradient(225deg, var(--c-orange-soft) 0 50%, transparent 50%);
}

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

.page-news .report-card__tag {
  display: inline-block;
  padding: 5px 10px;
  background: var(--c-grass);
  color: var(--c-paper);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 12px;
  line-height: 1;
  letter-spacing: .04em;
  clip-path: polygon(7px 0, 100% 0, 100% 100%, 0 100%, 0 7px);
}

.page-news .report-card__when {
  font-size: 12px;
  color: var(--c-grass-deep);
  opacity: .88;
}

.page-news .report-card__title {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.38;
  color: var(--c-navy);
}

.page-news .report-card__sum {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--c-ink);
}

.page-news .report-card__more summary {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  list-style: none;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-clay);
}

.page-news .report-card__more summary::-webkit-details-marker {
  display: none;
}

.page-news .report-card__more summary::before {
  content: "+";
  font-size: 15px;
  line-height: 1;
}

.page-news .report-card__more[open] summary::before {
  content: "−";
}

.page-news .report-card__more ul {
  margin: 12px 0 0;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-ink);
}

.page-news .report-card__more li + li {
  margin-top: 6px;
}

/* ---------- 系列专栏 ---------- */
.page-news .news-series {
  margin-bottom: clamp(44px, 6.5vw, 88px);
}

.page-news .news-series__band {
  padding: 6px 0 clamp(24px, 3vw, 36px);
}

.page-news .series-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 14px 14px 22px;
  background: var(--c-paper);
  border-bottom: 3px solid var(--c-grass);
  clip-path: polygon(0 0, 100% 0, 100% 100%, var(--notch-sm) 100%, 0 calc(100% - var(--notch-sm)));
}

.page-news .series-card__cover img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-news .series-card__count {
  margin: 0;
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--c-orange);
}

.page-news .series-card__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 18px;
  line-height: 1.3;
  color: var(--c-navy);
}

.page-news .series-card__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-ink);
}

.page-news .series-card__freq {
  margin: auto 0 0;
  font-size: 12px;
  color: var(--c-grass-deep);
}

.page-news .news-series__note {
  margin: 0;
  padding-top: clamp(18px, 3vw, 28px);
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-ink);
}

.page-news .news-series__note a {
  color: var(--c-grass);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 赛季节点 ---------- */
.page-news .news-stages {
  margin-bottom: clamp(44px, 6.5vw, 88px);
}

.page-news .stage-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--c-mint);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--notch)), calc(100% - var(--notch)) 100%, 0 100%);
}

.page-news .stage-band__item {
  padding: var(--news-pad);
}

.page-news .stage-band__item--regular {
  background: var(--c-mint);
}

.page-news .stage-band__item--mid {
  background: var(--c-orange-soft);
}

.page-news .stage-band__item--final {
  background: var(--c-navy);
}

.page-news .stage-band__index {
  display: inline-block;
  margin-bottom: 14px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .12em;
  color: var(--c-grass-deep);
}

.page-news .stage-band__item--final .stage-band__index {
  color: var(--c-lime);
}

.page-news .stage-band__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(19px, 2.2vw, 23px);
  color: var(--c-navy);
}

.page-news .stage-band__freq {
  margin: 0 0 12px;
  font-size: 12px;
  color: var(--c-clay);
}

.page-news .stage-band__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.74;
  color: var(--c-ink);
}

.page-news .stage-band__item--final .stage-band__title,
.page-news .stage-band__item--final .stage-band__text {
  color: var(--c-paper);
}

.page-news .stage-band__item--final .stage-band__freq {
  color: var(--c-lime);
}

/* ---------- 订阅 ---------- */
.page-news .news-subscribe {
  margin-bottom: clamp(48px, 7vw, 96px);
}

.page-news .news-subscribe__panel {
  position: relative;
  padding: clamp(24px, 4vw, 48px);
  background: var(--c-navy);
  clip-path: polygon(0 0, calc(100% - var(--notch)) 0, 100% var(--notch), 100% 100%, 0 100%);
  overflow: hidden;
}

.page-news .news-subscribe__panel::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 180px;
  height: 180px;
  background: repeating-linear-gradient(135deg, rgba(184, 242, 39, .18) 0 2px, transparent 2px 14px);
  pointer-events: none;
}

.page-news .news-subscribe__title {
  position: relative;
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--c-paper);
}

.page-news .news-subscribe__text {
  position: relative;
  max-width: 58ch;
  margin: 0 0 24px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--news-ink-soft);
}

.page-news .news-subscribe__tags {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
}

.page-news .news-subscribe__tag {
  padding: 8px 14px;
  border: 1px solid rgba(184, 242, 39, .45);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1;
  color: var(--c-lime);
}

.page-news .news-subscribe__actions {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-news .news-subscribe__actions .btn--ghost {
  border-color: rgba(247, 250, 249, .55);
  color: var(--c-paper);
}

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

@media (min-width: 900px) {
  .page-news .news-feature {
    grid-template-columns: minmax(0, 1.42fr) minmax(0, 1fr);
    align-items: stretch;
  }

  .page-news .news-feature__body {
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .page-news .news-feature__foot {
    margin-top: auto;
  }
}

@media (min-width: 1024px) {
  .page-news .report-list {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: clamp(28px, 4vw, 64px);
    row-gap: clamp(26px, 3.4vw, 50px);
    align-items: start;
  }

  .page-news .report-card:nth-child(odd) {
    grid-column: 1 / span 7;
  }

  .page-news .report-card:nth-child(even) {
    grid-column: 6 / span 7;
    margin-top: clamp(26px, 4vw, 54px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-filter__chip {
    transition: none;
  }
}