.page-news {
  --news-rail: 220px;
  --news-gap: 26px;
  --news-radius: 18px;
  display: block;
  padding-bottom: 52px;
}

/* ---------- 面包屑 ---------- */
.page-news .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--ink-dim);
}
.page-news .breadcrumbs li {
  font-family: var(--font-mono);
}
.page-news .breadcrumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}
.page-news .breadcrumbs a {
  color: var(--ink-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
.page-news .breadcrumbs a:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan-deep);
}
.page-news .breadcrumbs [aria-current="page"] {
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  margin: 18px 0 34px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: linear-gradient(150deg, var(--bg-1) 0%, var(--bg-deep) 78%);
}
.page-news .news-hero__media {
  position: absolute;
  inset: 0;
}
.page-news .news-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .4;
}
.page-news .news-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(180deg, rgba(43, 232, 208, .055) 0 1px, transparent 1px 5px),
    linear-gradient(100deg, rgba(7, 18, 36, .96) 4%, rgba(10, 23, 48, .62) 48%, rgba(10, 23, 48, .92) 100%);
}
.page-news .news-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 24px;
  padding: clamp(22px, 4vw, 46px);
}
.page-news .news-hero h1 {
  margin: 10px 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(28px, 5.6vw, 52px);
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--ink);
  max-width: 20em;
}
.page-news .news-hero .lede {
  max-width: 40em;
  margin: 0;
}
.page-news .news-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
}
.page-news .hstat {
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(12, 29, 58, .72);
}
.page-news .hstat--signal {
  border-color: rgba(255, 122, 47, .42);
  background: var(--orange-a14);
}
.page-news .hstat__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--ink-dim);
}
.page-news .hstat__value {
  margin: 6px 0 0;
  font-size: 19px;
  color: var(--cyan);
  letter-spacing: -.01em;
}
.page-news .hstat--signal .hstat__value {
  color: var(--orange-soft);
}

/* ---------- 两栏骨架 ---------- */
.page-news .page-layout {
  display: grid;
  gap: var(--news-gap);
  align-items: start;
}
.page-news .news-flow {
  display: flex;
  flex-direction: column;
  gap: 46px;
  min-width: 0;
}

/* ---------- 章节索引 ---------- */
.page-news .rail {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(17, 41, 75, .58);
}
.page-news .rail__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--ink-dim);
}
.page-news .rail__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}
.page-news .rail__list::-webkit-scrollbar {
  display: none;
}
.page-news .rail__link {
  display: block;
  white-space: nowrap;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  font-size: 14px;
  color: var(--ink-dim);
  text-decoration: none;
  transition: color .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
}
.page-news .rail__link:hover {
  color: var(--ink);
  border-color: var(--cyan-deep);
}
.page-news .rail__link.is-active {
  color: var(--cyan);
  border-color: var(--cyan-deep);
  background: var(--cyan-a08);
}

/* ---------- 章节通用 ---------- */
.page-news .news-section {
  scroll-margin-top: calc(var(--offset-top) + 24px);
}
.page-news .news-section h2 {
  margin: 8px 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 3.6vw, 32px);
  line-height: 1.18;
  letter-spacing: -.015em;
  color: var(--ink);
}
.page-news .news-section .lede {
  margin: 0;
  max-width: 44em;
}

/* ---------- 本轮要点 ---------- */
.page-news .points {
  display: grid;
  gap: 14px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}
.page-news .points__item {
  position: relative;
  padding: 18px 20px 18px 22px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan-deep);
  border-radius: var(--r-md);
  background: linear-gradient(120deg, var(--bg-2), var(--bg-1));
}
.page-news .points__item--signal {
  border-left-color: var(--orange);
  background: linear-gradient(120deg, rgba(255, 122, 47, .12), var(--bg-1) 62%);
}
.page-news .points__num {
  display: block;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--cyan);
}
.page-news .points__item--signal .points__num {
  color: var(--orange-soft);
}
.page-news .points__title {
  margin: 6px 0 6px;
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
}
.page-news .points__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-dim);
  max-width: 46em;
}

/* ---------- 更新条目 ---------- */
.page-news .upd {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-soft);
}
.page-news .upd__item {
  position: relative;
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 12px;
  padding: 15px 14px 15px 12px;
  border-bottom: 1px solid var(--line-soft);
  transition: background-color .24s var(--ease);
}
.page-news .upd__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  bottom: 12px;
  width: 0;
  border-radius: var(--r-pill);
  background: linear-gradient(180deg, var(--cyan), var(--purple));
  transition: width .28s var(--ease);
}
.page-news .upd__item:hover {
  background: rgba(43, 232, 208, .05);
}
.page-news .upd__item:hover::before,
.page-news .upd__item:focus-within::before {
  width: 3px;
}
.page-news .upd__idx {
  padding-top: 3px;
  font-size: 13px;
  color: var(--cyan-deep);
}
.page-news .upd__main {
  min-width: 0;
}
.page-news .upd__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}
.page-news .upd__title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink);
}
.page-news .upd__desc {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--ink-dim);
  max-width: 48em;
}
.page-news .upd__when {
  display: block;
  margin-top: 8px;
  font-size: 12px;
  color: rgba(147, 167, 196, .82);
}

/* ---------- 通用图注容器微调 ---------- */
.page-news .news-archive,
.page-news .series-media,
.page-news .moves-media {
  margin: 26px 0 0;
}
.page-news .news-archive .media__frame {
  aspect-ratio: 1000 / 600;
}
.page-news .series-media .media__frame {
  aspect-ratio: 1000 / 700;
}
.page-news .moves-media .media__frame {
  aspect-ratio: 1200 / 800;
}
.page-news .news-archive img,
.page-news .series-media img,
.page-news .moves-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ---------- 专题带 ---------- */
.page-news .topic-band {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 82%;
  gap: 14px;
  margin-top: 22px;
  padding: 4px 4px 14px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  scrollbar-width: thin;
}
.page-news .topic-band__card {
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--cyan);
  border-radius: var(--r-md);
  background: linear-gradient(160deg, var(--bg-1), var(--bg-2));
  min-height: 100%;
}
.page-news .topic-band__card--purple {
  border-top-color: var(--purple);
  background: linear-gradient(160deg, rgba(122, 92, 255, .14), var(--bg-2));
}
.page-news .topic-band__count {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--cyan);
}
.page-news .topic-band__card--purple .topic-band__count {
  color: #A998FF;
}
.page-news .topic-band__title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
}
.page-news .topic-band__text {
  margin: 0;
  flex: 1;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-dim);
}
.page-news .topic-band__who {
  display: block;
  padding-top: 10px;
  border-top: 1px solid var(--line-soft);
  font-size: 12px;
  color: rgba(147, 167, 196, .9);
}

/* ---------- 更新时机 ---------- */
.page-news .cadence {
  position: relative;
  display: grid;
  gap: 14px;
  margin: 24px 0 0;
  padding-left: 20px;
  border-left: 2px solid var(--line);
}
.page-news .cadence__item {
  position: relative;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--bg-2);
}
.page-news .cadence__item::before {
  content: "";
  position: absolute;
  left: -26px;
  top: 24px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--cyan-deep);
  box-shadow: 0 0 0 4px rgba(22, 167, 154, .16);
}
.page-news .cadence__item--signal::before {
  background: var(--orange);
  box-shadow: 0 0 0 4px rgba(255, 122, 47, .18);
}
.page-news .cadence__title {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
}
.page-news .cadence__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-dim);
  max-width: 46em;
}
.page-news .cadence__tip {
  margin-top: 18px;
  padding: 16px 18px;
  border: 1px dashed var(--line);
  border-radius: var(--r-md);
  background: rgba(43, 232, 208, .04);
}
.page-news .cadence__tip-label {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--cyan);
}
.page-news .cadence__tip-text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-dim);
  max-width: 46em;
}

/* ---------- 栏目调整 ---------- */
.page-news .moves {
  display: grid;
  gap: 10px;
  margin-top: 22px;
}
.page-news .moves__row {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--bg-1);
}
.page-news .moves__from {
  font-size: 13px;
  color: var(--ink);
}
.page-news .moves__arrow {
  color: var(--orange);
  font-size: 15px;
  line-height: 1;
}
.page-news .moves__to {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-dim);
}

/* ---------- 收束区 ---------- */
.page-news .news-next {
  margin-top: 30px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(115deg, rgba(122, 92, 255, .14), rgba(43, 232, 208, .07) 62%, transparent);
}
.page-news .news-next__text {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
  max-width: 46em;
}
.page-news .news-next__links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

/* ---------- 桌面端 ---------- */
@media (min-width: 1024px) {
  .page-news .page-layout {
    grid-template-columns: var(--news-rail) minmax(0, 1fr);
    gap: 40px;
  }
  .page-news .rail {
    position: sticky;
    top: calc(var(--offset-top) + 22px);
    padding: 16px 14px;
  }
  .page-news .rail__list {
    display: block;
    overflow: visible;
  }
  .page-news .rail__list li + li {
    margin-top: 4px;
  }
  .page-news .rail__link {
    white-space: normal;
    padding: 9px 12px;
    border-color: transparent;
    border-left: 2px solid var(--line);
    border-radius: 0 var(--r-sm) var(--r-sm) 0;
    font-size: 14.5px;
    line-height: 1.5;
  }
  .page-news .rail__link:hover {
    background: rgba(43, 232, 208, .05);
    border-left-color: var(--cyan-deep);
  }
  .page-news .rail__link.is-active {
    background: var(--cyan-a08);
    border-color: transparent;
    border-left-color: var(--cyan);
  }

  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(250px, .85fr);
    align-items: end;
    gap: 34px;
  }
  .page-news .news-hero__stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .points {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }

  .page-news .topic-band {
    grid-auto-flow: row;
    grid-auto-columns: auto;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    overflow: visible;
    padding: 4px 0 0;
  }

  .page-news .moves__row {
    grid-template-columns: minmax(0, .85fr) 26px minmax(0, 1.6fr);
    align-items: center;
    gap: 14px;
    padding: 16px 18px;
  }
  .page-news .moves__arrow {
    text-align: center;
  }
}

/* ---------- 桌面端条目悬停展开 ---------- */
@media (min-width: 1000px) and (hover: hover) {
  .page-news .upd__item {
    padding-top: 13px;
    padding-bottom: 13px;
  }
  .page-news .upd__desc {
    max-height: 0;
    margin-top: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height .32s var(--ease), opacity .24s var(--ease), margin-top .24s var(--ease);
  }
  .page-news .upd__item:hover .upd__desc,
  .page-news .upd__item:focus-within .upd__desc {
    max-height: 7em;
    margin-top: 6px;
    opacity: 1;
  }
  .page-news .upd__when {
    margin-top: 6px;
  }
}

/* ---------- 中屏 ---------- */
@media (min-width: 700px) and (max-width: 1023px) {
  .page-news .topic-band {
    grid-auto-columns: 46%;
  }
  .page-news .points {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-news .points__item:last-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 560px) {
  .page-news .news-hero__stats {
    grid-template-columns: minmax(0, 1fr);
  }
  .page-news .upd__item {
    grid-template-columns: 30px minmax(0, 1fr);
    gap: 10px;
  }
  .page-news .news-next {
    padding: 18px 16px;
  }
  .page-news .news-next__links .btn {
    width: 100%;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .upd__item::before,
  .page-news .upd__desc,
  .page-news .rail__link,
  .page-news .breadcrumbs a {
    transition: none;
  }
}