.page-news {
  --news-gap: clamp(24px, 4vw, 52px);
  --news-card-pad: clamp(20px, 3vw, 30px);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding-block: clamp(26px, 4vw, 46px) clamp(34px, 5vw, 68px);
}

.page-news .news-hero__title {
  margin: 16px 0 0;
  font-family: var(--ca-font-display);
  font-weight: 900;
  font-size: clamp(30px, 6.2vw, 64px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--ca-ink);
  max-width: 18ch;
}

.page-news .news-hero__lede {
  margin: 20px 0 0;
  max-width: 60ch;
  font-size: clamp(16px, 1.9vw, 19px);
  line-height: 2;
  color: var(--ca-ink);
  opacity: 0.84;
}

.page-news .news-hero__stats {
  list-style: none;
  margin: clamp(26px, 4vw, 42px) 0 0;
  padding: 1px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--ca-line-ink);
  border: 1px solid var(--ca-line-ink);
  border-radius: var(--ca-radius-sm);
  overflow: hidden;
}

.page-news .news-hero__stat {
  background: var(--ca-frost);
  padding: 16px 14px 18px;
}

.page-news .news-hero__statnum {
  display: block;
  font-family: var(--ca-font-mono);
  font-weight: 700;
  font-size: clamp(26px, 4.2vw, 38px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--ca-maple);
}

.page-news .news-hero__statlabel {
  display: block;
  margin-top: 9px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--ca-ink);
  opacity: 0.72;
}

.page-news .news-hero__jump {
  margin: clamp(22px, 3vw, 30px) 0 0;
}

.page-news .news-hero__jumplink {
  display: inline-block;
  font-family: var(--ca-font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--ca-maple-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--ca-maple);
  padding-bottom: 3px;
  transition: color 0.18s var(--ca-ease), transform 0.18s var(--ca-ease);
}

.page-news .news-hero__jumplink:hover,
.page-news .news-hero__jumplink:focus-visible {
  color: var(--ca-maple);
  transform: translateX(3px);
}

/* ---------- 通栏图 ---------- */
.page-news .news-banner {
  margin: 0;
  padding: 0;
}

.page-news .news-banner__media {
  overflow: hidden;
  background: var(--ca-ink);
}

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

.page-news .news-banner__caption {
  display: block;
  padding: 12px var(--ca-gutter) 0;
  font-family: var(--ca-font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ca-cedar);
}

/* ---------- 本期观察 ---------- */
.page-news .news-watch {
  padding-block: clamp(40px, 6.5vw, 88px);
}

.page-news .news-watch__lede {
  margin: clamp(20px, 3vw, 30px) 0 0;
  max-width: 68ch;
  color: var(--ca-ink);
  opacity: 0.88;
}

.page-news .news-watch__points {
  list-style: none;
  margin: clamp(26px, 4vw, 44px) 0 0;
  padding: 0;
  display: grid;
  gap: clamp(16px, 2.4vw, 24px);
}

.page-news .news-watch__point {
  background: var(--ca-paper);
  border: 1px solid var(--ca-line-ink);
  border-radius: var(--ca-radius);
  padding: clamp(20px, 3vw, 30px);
}

.page-news .news-watch__point::before {
  content: "";
  display: block;
  width: 26px;
  height: 4px;
  margin-bottom: 16px;
  border-radius: 2px;
  background: var(--ca-maple);
}

.page-news .news-watch__ptitle {
  margin: 0 0 10px;
  font-family: var(--ca-font-display);
  font-weight: 700;
  font-size: clamp(16px, 2.1vw, 19px);
  line-height: 1.55;
  color: var(--ca-ink);
}

.page-news .news-watch__ptext {
  margin: 0;
  font-size: 15px;
  line-height: 1.95;
  color: var(--ca-ink);
  opacity: 0.8;
}

/* ---------- 版本索引记录 ---------- */
.page-news .news-versions {
  padding-block: clamp(44px, 7vw, 96px);
}

.page-news .news-versions__figure {
  margin: 0 0 clamp(28px, 4vw, 44px);
}

.page-news .news-versions__media {
  overflow: hidden;
  border: 1px solid var(--ca-cedar);
  border-radius: var(--ca-radius);
  background: var(--ca-ink);
}

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

.page-news .news-versions__caption {
  display: block;
  margin-top: 12px;
  font-family: var(--ca-font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ca-ice);
}

.page-news .news-reports__legend {
  margin: 0 0 14px;
  font-family: var(--ca-font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ca-ice);
}

.page-news .news-reports__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.page-news .news-reports__filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-news .news-reports__chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  font-family: var(--ca-font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ca-frost);
  border: 1px solid var(--ca-line);
  border-radius: var(--ca-radius-sm);
  cursor: pointer;
  user-select: none;
  transition: color 0.18s var(--ca-ease), border-color 0.18s var(--ca-ease),
    background-color 0.18s var(--ca-ease), transform 0.18s var(--ca-ease);
}

.page-news .news-reports__chip:hover {
  color: var(--ca-gold);
  border-color: var(--ca-gold);
  transform: translateY(-2px);
}

.page-news #nf-all:checked ~ .news-reports__filters .news-reports__chip[for="nf-all"],
.page-news #nf-index:checked ~ .news-reports__filters .news-reports__chip[for="nf-index"],
.page-news #nf-channel:checked ~ .news-reports__filters .news-reports__chip[for="nf-channel"],
.page-news #nf-group:checked ~ .news-reports__filters .news-reports__chip[for="nf-group"],
.page-news #nf-compat:checked ~ .news-reports__filters .news-reports__chip[for="nf-compat"] {
  background: var(--ca-maple);
  border-color: var(--ca-maple);
  color: var(--ca-frost);
}

.page-news #nf-index:checked ~ .news-reports__list .news-reports__item:not([data-tag~="index"]),
.page-news #nf-channel:checked ~ .news-reports__list .news-reports__item:not([data-tag~="channel"]),
.page-news #nf-group:checked ~ .news-reports__list .news-reports__item:not([data-tag~="group"]),
.page-news #nf-compat:checked ~ .news-reports__list .news-reports__item:not([data-tag~="compat"]) {
  display: none;
}

.page-news .news-reports__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--ca-line);
}

.page-news .news-reports__item {
  border-bottom: 1px solid var(--ca-line);
  transition: background-color 0.18s var(--ca-ease);
}

.page-news .news-reports__entry {
  display: block;
}

.page-news .news-reports__summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  padding: 18px 14px;
  cursor: pointer;
  list-style: none;
}

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

.page-news .news-reports__summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--ca-font-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--ca-ice);
  transition: color 0.18s var(--ca-ease);
}

.page-news .news-reports__entry[open] .news-reports__summary::after {
  content: "–";
  color: var(--ca-gold);
}

.page-news .news-reports__ver {
  font-family: var(--ca-font-mono);
  font-weight: 700;
  font-size: clamp(18px, 2.4vw, 22px);
  letter-spacing: 0.02em;
  color: var(--ca-gold);
  transition: color 0.18s var(--ca-ease), transform 0.18s var(--ca-ease);
}

.page-news .news-reports__summary:hover .news-reports__ver {
  color: var(--ca-maple);
  transform: translateX(2px);
}

.page-news .news-reports__scope {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--ca-frost);
}

.page-news .news-reports__when {
  font-family: var(--ca-font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ca-ice);
}

.page-news .news-reports__body {
  padding: 0 14px 22px;
  font-size: 15px;
  line-height: 1.95;
  color: var(--ca-ice);
}

.page-news .news-reports__body p {
  margin: 0 0 10px;
}

.page-news .news-reports__body p:last-child {
  margin-bottom: 0;
}

.page-news .news-reports__body a {
  color: var(--ca-gold);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-news .news-reports__body a:hover,
.page-news .news-reports__body a:focus-visible {
  color: var(--ca-aurora);
}

.page-news .news-reports__advice {
  font-family: var(--ca-font-mono);
  font-size: 13px;
  letter-spacing: 0.03em;
}

.page-news .news-reports__item:hover {
  background: var(--ca-paper);
}

.page-news .news-reports__item:hover .news-reports__scope {
  color: var(--ca-ink);
}

.page-news .news-reports__item:hover .news-reports__when,
.page-news .news-reports__item:hover .news-reports__body {
  color: var(--ca-ink);
}

.page-news .news-reports__item:hover .news-reports__body a {
  color: var(--ca-maple-deep);
}

/* ---------- 专题系列 ---------- */
.page-news .news-series {
  padding-block: clamp(44px, 7vw, 96px);
}

.page-news .news-series__grid {
  margin-top: clamp(24px, 3.4vw, 40px);
  display: grid;
  gap: clamp(20px, 3.2vw, 34px);
}

.page-news .news-series__card {
  position: relative;
  overflow: hidden;
  padding: var(--news-card-pad);
  background: var(--ca-ink-2);
  border: 1px solid var(--ca-cedar);
  border-radius: var(--ca-radius);
  color: var(--ca-frost);
}

.page-news .news-series__card--fav {
  background: var(--ca-ink);
  border-color: var(--ca-maple);
}

.page-news .news-series__media {
  margin: 0 0 20px;
  overflow: hidden;
  border-radius: var(--ca-radius-sm);
  background: var(--ca-ink);
}

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

.page-news .news-series__title {
  margin: 0 0 10px;
  font-family: var(--ca-font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.6vw, 25px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--ca-frost);
}

.page-news .news-series__text {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.95;
  color: var(--ca-ice);
}

.page-news .news-series__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--ca-line);
}

.page-news .news-series__listitem {
  display: flex;
  gap: 10px;
  padding: 12px 0;
  border-bottom: 1px solid var(--ca-line-soft);
  font-size: 14px;
  line-height: 1.7;
  color: var(--ca-frost);
}

.page-news .news-series__listitem::before {
  content: "—";
  flex: none;
  font-family: var(--ca-font-mono);
  color: var(--ca-gold);
}

/* ---------- 栏目结构变化 ---------- */
.page-news .news-structure {
  padding-block: clamp(44px, 7vw, 96px);
}

.page-news .news-structure__lede {
  margin: clamp(20px, 3vw, 28px) 0 0;
  max-width: 62ch;
  color: var(--ca-ink);
  opacity: 0.88;
}

.page-news .news-structure__list {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
}

.page-news .news-structure__item {
  display: grid;
  grid-template-columns: 4.5em minmax(0, 1fr);
  gap: 6px 16px;
  align-items: baseline;
  padding: 16px 0;
  border-bottom: 1px solid var(--ca-line-ink);
}

.page-news .news-structure__key {
  font-family: var(--ca-font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--ca-maple);
}

.page-news .news-structure__text {
  font-size: 15px;
  line-height: 1.9;
  color: var(--ca-ink);
  opacity: 0.86;
}

.page-news .news-structure__aside {
  margin-top: clamp(28px, 4vw, 40px);
}

.page-news .news-structure__panel {
  padding: var(--news-card-pad);
  background: var(--ca-ink);
  border: 1px solid var(--ca-cedar);
  border-radius: var(--ca-radius);
  color: var(--ca-frost);
}

.page-news .news-structure__panelTitle {
  margin: 0 0 12px;
  font-family: var(--ca-font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ca-aurora);
}

.page-news .news-structure__panelText {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.95;
  color: var(--ca-ice);
}

.page-news .news-structure__panellist {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--ca-line);
}

.page-news .news-structure__panelitem {
  border-bottom: 1px solid var(--ca-line-soft);
}

.page-news .news-structure__panellink {
  display: block;
  padding: 13px 8px 13px 0;
  font-size: 15px;
  color: var(--ca-frost);
  text-decoration: none;
  transition: color 0.18s var(--ca-ease), padding-left 0.18s var(--ca-ease);
}

.page-news .news-structure__panellink:hover,
.page-news .news-structure__panellink:focus-visible {
  color: var(--ca-gold);
  padding-left: 10px;
}

/* ---------- 持续跟进 ---------- */
.page-news .news-follow {
  padding-block: clamp(52px, 8vw, 110px);
}

.page-news .news-follow__big {
  margin: clamp(20px, 3vw, 30px) 0 clamp(18px, 3vw, 26px);
  font-family: var(--ca-font-display);
  font-weight: 900;
  font-size: clamp(30px, 7vw, 74px);
  line-height: 1.06;
  letter-spacing: -0.03em;
  color: var(--ca-frost);
  max-width: 15ch;
}

.page-news .news-follow__big em {
  font-style: normal;
  color: var(--ca-maple);
}

.page-news .news-follow__text {
  margin: 0 0 clamp(24px, 3vw, 34px);
  max-width: 62ch;
  font-size: clamp(15px, 1.8vw, 17px);
  line-height: 2;
  color: var(--ca-ice);
}

.page-news .news-follow__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: clamp(30px, 4vw, 46px);
}

.page-news .news-follow__links {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--ca-line);
}

.page-news .news-follow__linksitem {
  border-bottom: 1px solid var(--ca-line);
}

.page-news .news-follow__link {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 18px;
  padding: 16px 4px;
  font-size: 15px;
  color: var(--ca-frost);
  text-decoration: none;
  transition: color 0.18s var(--ca-ease), padding-left 0.18s var(--ca-ease);
}

.page-news .news-follow__link:hover,
.page-news .news-follow__link:focus-visible {
  color: var(--ca-gold);
  padding-left: 10px;
}

.page-news .news-follow__linkmeta {
  font-family: var(--ca-font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ca-ice);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .news-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .news-watch__points {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .news-series__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    align-items: start;
  }

  .page-news .news-series__card--narrow {
    grid-column: 1 / span 7;
  }

  .page-news .news-series__card--legacy {
    grid-column: 8 / span 5;
    margin-top: 54px;
  }

  .page-news .news-series__card--fav {
    grid-column: 3 / span 8;
    margin-top: 8px;
  }

  .page-news .news-structure__aside {
    margin-top: 0;
  }

  .page-news .news-reports__summary {
    padding: 20px 18px;
    gap: 10px 20px;
  }

  .page-news .news-reports__body {
    padding: 0 18px 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-reports__chip,
  .page-news .news-reports__ver,
  .page-news .news-structure__panellink,
  .page-news .news-follow__link,
  .page-news .news-hero__jumplink {
    transition: none;
  }

  .page-news .news-reports__chip:hover,
  .page-news .news-reports__summary:hover .news-reports__ver,
  .page-news .news-hero__jumplink:hover {
    transform: none;
  }
}