.page-news {
  --np-hair: rgba(43, 58, 92, .7);
  --np-panel-soft: #0c1730;
  --np-shadow-soft: 0 22px 48px -34px rgba(0, 0, 0, .95);
  --np-mint-soft: rgba(23, 242, 196, .42);
  --np-orange-soft: rgba(255, 139, 61, .45);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  padding: clamp(24px, 4.4vw, 52px) 0 0;
  background:
    radial-gradient(115% 78% at 86% 2%, rgba(27, 60, 122, .6), transparent 64%),
    radial-gradient(70% 52% at 2% 0%, rgba(23, 242, 196, .1), transparent 72%),
    var(--ob-deep);
  border-bottom: 1px solid var(--ob-line);
  overflow: hidden;
}

.page-news .news-hero__title {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2.15rem, 7.4vw, 5.8rem);
  line-height: 1;
  letter-spacing: -.015em;
  color: var(--ob-fog);
}

.page-news .news-hero__title span {
  display: block;
  margin-top: .5em;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: .27em;
  line-height: 1.6;
  letter-spacing: .05em;
  color: var(--ob-silver);
}

.page-news .news-hero__lede {
  max-width: 44em;
  margin: clamp(18px, 2.4vw, 28px) 0 0;
  font-size: clamp(1rem, .5vw + .88rem, 1.14rem);
  line-height: 1.9;
  color: var(--ob-fog);
}

.page-news .news-hero__stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(148px, 1fr));
  gap: 1px;
  margin: clamp(24px, 3.4vw, 40px) 0 0;
  padding: 1px;
  border-radius: var(--ob-radius);
  background: var(--ob-line);
}

.page-news .news-hero__stats > div {
  background: var(--ob-panel);
  padding: 16px 18px;
}

.page-news .news-hero__stats dt {
  font-size: .74rem;
  letter-spacing: .12em;
  color: var(--ob-silver);
}

.page-news .news-hero__stats dd {
  margin: 10px 0 0;
  font-size: 1.02rem;
  letter-spacing: .04em;
  color: var(--ob-mint);
}

.page-news .news-hero__bandwrap {
  margin-top: clamp(28px, 4vw, 48px);
}

.page-news .news-hero__figure {
  border-radius: var(--ob-radius-lg);
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
}

/* ---------- 通用图形容器约束 ---------- */
.page-news .figure__media {
  width: 100%;
  overflow: hidden;
}

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

/* ---------- 01 更新提要 ---------- */
.page-news .round-grid {
  display: grid;
  gap: clamp(20px, 2.8vw, 34px);
}

.page-news .round-notes {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--np-hair);
  border-bottom: 1px solid var(--np-hair);
}

.page-news .round-notes__item {
  display: grid;
  gap: 6px 22px;
  padding: clamp(16px, 2.1vw, 22px) 0;
  border-bottom: 1px solid var(--np-hair);
}

.page-news .round-notes__item:last-child {
  border-bottom: 0;
}

.page-news .round-notes__key {
  font-size: .8rem;
  letter-spacing: .1em;
  color: var(--ob-mint);
}

.page-news .round-notes__text {
  margin: 0;
  font-size: .96rem;
  line-height: 1.85;
  color: var(--ob-silver);
  max-width: 40em;
}

.page-news .round-notes__text a {
  color: var(--ob-mint);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .round-grid__figure {
  margin: 0;
}

/* ---------- 02 类别 ---------- */
.page-news .tracks-lede {
  max-width: 42em;
  margin: 0 0 clamp(20px, 2.6vw, 34px);
  font-size: .98rem;
  line-height: 1.9;
  color: var(--ob-silver);
}

.page-news .track-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--np-hair);
}

.page-news .track-list__item {
  display: grid;
  gap: 8px 24px;
  padding: clamp(16px, 2.2vw, 24px) 0;
  padding-left: 18px;
  border-bottom: 1px solid var(--np-hair);
  border-left: 3px solid var(--ob-line);
}

.page-news .track-list__item--round { border-left-color: var(--ob-mint); }
.page-news .track-list__item--lib { border-left-color: var(--ob-mint-dim); }
.page-news .track-list__item--replay { border-left-color: var(--ob-orange); }
.page-news .track-list__item--version { border-left-color: var(--ob-silver); }
.page-news .track-list__item--report { border-left-color: var(--ob-amber); }

.page-news .track-list__name {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--ob-fog);
}

.page-news .track-list__desc {
  margin: 0;
  font-size: .94rem;
  line-height: 1.85;
  color: var(--ob-silver);
  max-width: 46em;
}

.page-news .track-list__tag {
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--ob-amber);
  white-space: nowrap;
}

/* ---------- 03 动态列表 ---------- */
.page-news .feed {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

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

.page-news .feed__chip {
  display: inline-flex;
  align-items: center;
  padding: 9px 16px;
  border: 1px solid var(--ob-line);
  border-radius: 999px;
  background: var(--np-panel-soft);
  color: var(--ob-silver);
  font-size: .82rem;
  letter-spacing: .06em;
  line-height: 1.2;
  cursor: pointer;
  transition: color .2s var(--ob-ease), border-color .2s var(--ob-ease), background-color .2s var(--ob-ease);
}

.page-news .feed__chip:hover {
  color: var(--ob-fog);
  border-color: var(--ob-silver);
}

.page-news .feed__radio:checked + .feed__chip {
  background: var(--ob-mint);
  border-color: var(--ob-mint);
  color: var(--ob-deep);
  font-weight: 600;
}

.page-news .feed__radio:focus-visible + .feed__chip {
  outline: 2px solid var(--ob-mint);
  outline-offset: 3px;
}

.page-news .feed__list {
  flex: 1 0 100%;
  list-style: none;
  margin: clamp(18px, 2.6vw, 30px) 0 0;
  padding: 0;
  display: grid;
  gap: clamp(14px, 1.8vw, 20px);
}

.page-news #nf-round:checked ~ .feed__list .feed__item:not(.is-round),
.page-news #nf-lib:checked ~ .feed__list .feed__item:not(.is-lib),
.page-news #nf-replay:checked ~ .feed__list .feed__item:not(.is-replay),
.page-news #nf-version:checked ~ .feed__list .feed__item:not(.is-version),
.page-news #nf-report:checked ~ .feed__list .feed__item:not(.is-report) {
  display: none;
}

.page-news .feed__item {
  margin: 0;
}

.page-news .feed__card {
  display: grid;
  gap: 14px;
  padding: clamp(18px, 2.2vw, 26px);
  border: 1px solid var(--ob-line);
  border-radius: var(--ob-radius);
  background: var(--ob-panel);
  box-shadow: var(--np-shadow-soft);
  transition: transform .24s var(--ob-ease), box-shadow .24s var(--ob-ease), border-color .24s var(--ob-ease);
}

.page-news .feed__card:hover,
.page-news .feed__card:focus-within {
  transform: translateY(-4px);
  box-shadow: var(--ob-shadow-lift);
  border-color: var(--np-mint-soft);
}

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

.page-news .feed__phase {
  font-size: .8rem;
  letter-spacing: .08em;
  color: var(--ob-silver);
}

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

.page-news .feed__title {
  margin: 0;
  font-size: clamp(1.04rem, .5vw + .92rem, 1.28rem);
  font-weight: 600;
  line-height: 1.55;
  color: var(--ob-fog);
}

.page-news .feed__text {
  margin: 10px 0 0;
  font-size: .95rem;
  line-height: 1.85;
  color: var(--ob-silver);
  max-width: 44em;
}

.page-news .feed__figure {
  margin: 16px 0 0;
  max-width: 480px;
}

.page-news .feed__more {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed var(--np-hair);
}

.page-news .feed__more summary {
  display: inline-block;
  list-style: none;
  cursor: pointer;
  font-size: .8rem;
  letter-spacing: .1em;
  color: var(--ob-mint);
}

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

.page-news .feed__more summary::after {
  content: " +";
  margin-left: 6px;
}

.page-news .feed__more[open] summary::after {
  content: " −";
}

.page-news .feed__more p {
  margin: 12px 0 0;
  font-size: .92rem;
  line-height: 1.85;
  color: var(--ob-silver);
  max-width: 44em;
}

.page-news .feed__hint {
  margin: clamp(20px, 2.4vw, 30px) 0 0;
  font-size: .9rem;
  line-height: 1.8;
  color: var(--ob-silver);
}

.page-news .feed__hint a {
  color: var(--ob-mint);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 04 周末双场回看 ---------- */
.page-news .replay-band {
  position: relative;
  padding: clamp(20px, 3.2vw, 40px);
  border: 1px solid var(--ob-line);
  border-radius: var(--ob-radius-lg);
  background:
    linear-gradient(140deg, rgba(255, 139, 61, .14), rgba(27, 60, 122, .38) 52%, rgba(7, 14, 34, 0) 100%),
    var(--ob-panel);
  box-shadow: var(--ob-shadow);
  overflow: hidden;
}

.page-news .replay-band__grid {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
}

.page-news .replay-band__figure {
  margin: 0;
}

.page-news .replay-band__lede {
  margin: 0 0 clamp(20px, 2.6vw, 30px);
  font-size: .98rem;
  line-height: 1.9;
  color: var(--ob-fog);
  max-width: 40em;
}

.page-news .replay-axis {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0 0 0 28px;
}

.page-news .replay-axis::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--ob-orange), rgba(43, 58, 92, .25));
}

.page-news .replay-axis__stop {
  position: relative;
  padding-bottom: clamp(18px, 2.4vw, 28px);
}

.page-news .replay-axis__stop:last-child {
  padding-bottom: 0;
}

.page-news .replay-axis__stop::before {
  content: "";
  position: absolute;
  left: -33px;
  top: 5px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--ob-deep);
  border: 2px solid var(--ob-orange);
}

.page-news .replay-axis__clock {
  display: block;
  font-size: .78rem;
  letter-spacing: .12em;
  color: var(--ob-amber);
}

.page-news .replay-axis__name {
  margin: 6px 0 0;
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--ob-fog);
}

.page-news .replay-axis__desc {
  margin: 8px 0 0;
  font-size: .92rem;
  line-height: 1.8;
  color: var(--ob-silver);
  max-width: 38em;
}

.page-news .replay-band__cta {
  margin-top: clamp(20px, 2.6vw, 30px);
}

/* ---------- 05 报告存档 ---------- */
.page-news .archive-grid {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
}

.page-news .archive-cover {
  margin: 0;
  max-width: 420px;
}

.page-news .archive-lede {
  margin: 0 0 clamp(18px, 2.4vw, 26px);
  font-size: .98rem;
  line-height: 1.9;
  color: var(--ob-silver);
  max-width: 42em;
}

.page-news .archive-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--np-hair);
}

.page-news .archive-list__item {
  padding: clamp(16px, 2vw, 22px) 0;
  border-bottom: 1px solid var(--np-hair);
}

.page-news .archive-list__name {
  margin: 10px 0 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--ob-fog);
}

.page-news .archive-list__desc {
  margin: 8px 0 0;
  font-size: .93rem;
  line-height: 1.85;
  color: var(--ob-silver);
  max-width: 44em;
}

/* ---------- 06 订阅 ---------- */
.page-news .subscribe-lede {
  margin: 0 0 clamp(20px, 2.6vw, 32px);
  font-size: .98rem;
  line-height: 1.9;
  color: var(--ob-fog);
  max-width: 46em;
}

.page-news .sub-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(14px, 1.8vw, 20px);
}

.page-news .sub-item {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: clamp(18px, 2.2vw, 24px);
  border: 1px solid var(--ob-line);
  border-radius: var(--ob-radius);
  background: var(--np-panel-soft);
  transition: border-color .24s var(--ob-ease), transform .24s var(--ob-ease);
}

.page-news .sub-item:hover {
  transform: translateY(-3px);
  border-color: var(--np-orange-soft);
}

.page-news .sub-item__mark {
  position: relative;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid var(--ob-mint-dim);
  background: rgba(23, 242, 196, .12);
}

.page-news .sub-item__mark::after {
  content: "";
  position: absolute;
  left: 8px;
  top: 5px;
  width: 7px;
  height: 12px;
  border-right: 2px solid var(--ob-mint);
  border-bottom: 2px solid var(--ob-mint);
  transform: rotate(40deg);
}

.page-news .sub-item__name {
  margin: 0;
  font-size: 1.04rem;
  font-weight: 600;
  color: var(--ob-fog);
}

.page-news .sub-item__desc {
  margin: 0;
  font-size: .93rem;
  line-height: 1.8;
  color: var(--ob-silver);
}

.page-news .subscribe-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 2.8vw, 34px);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .round-notes__item {
    grid-template-columns: 8.5rem minmax(0, 1fr);
    align-items: baseline;
  }

  .page-news .track-list__item {
    grid-template-columns: 11rem minmax(0, 1fr) 7rem;
    align-items: baseline;
  }

  .page-news .track-list__tag {
    text-align: right;
  }
}

@media (min-width: 880px) {
  .page-news .feed__card {
    grid-template-columns: 12.5rem minmax(0, 1fr);
    gap: 6px 28px;
    align-items: start;
  }

  .page-news .feed__meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    align-self: stretch;
    padding-right: 22px;
    border-right: 1px solid var(--np-hair);
  }
}

@media (min-width: 900px) {
  .page-news .round-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    align-items: start;
  }

  .page-news .replay-band__grid {
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
    align-items: start;
  }

  .page-news .archive-grid {
    grid-template-columns: minmax(0, .58fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 760px) {
  .page-news .sub-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .page-news .news-hero__stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .feed__chip {
    padding: 8px 13px;
    font-size: .78rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .feed__card,
  .page-news .sub-item {
    transition: none;
  }
}
<<<END>>>