.page-news {
  background: var(--night);
  color: var(--mist);
}

.page-news .breadcrumb {
  padding: 20px 0 0;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--slate);
}

.page-news .breadcrumb a {
  color: var(--slate);
  text-decoration: none;
}

.page-news .breadcrumb a:hover,
.page-news .breadcrumb a:focus-visible {
  color: var(--cyan);
}

/* ---------- 头条 ---------- */
.page-news .news-top {
  padding: 26px 0 48px;
  background:
    radial-gradient(circle at 82% 8%, rgba(43, 224, 138, 0.16), transparent 58%),
    linear-gradient(180deg, var(--night) 8%, var(--teal) 100%);
  border-bottom: 1px solid var(--grid);
}

.page-news .news-top__grid {
  display: grid;
  gap: 28px;
  align-items: end;
}

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

.page-news .news-top h1 {
  margin: 12px 0 0;
  font-family: var(--sans);
  font-weight: 900;
  font-size: clamp(30px, 7.4vw, 72px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--mist);
}

.page-news .news-top__lede {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .news-top__note {
  margin: 14px 0 0;
  max-width: 40em;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.75;
  letter-spacing: 0.04em;
  color: var(--slate);
}

.page-news .news-top__cover {
  position: relative;
  margin: 0;
  border: 1px solid var(--grid);
  background: rgba(6, 18, 31, 0.7);
}

.page-news .news-top__cover::after {
  content: "";
  position: absolute;
  inset: auto 0 -1px 0;
  height: 2px;
  background: linear-gradient(90deg, var(--pass), var(--cyan));
}

.page-news .news-top__cover img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-news .news-top__cover figcaption {
  padding: 10px 14px;
  border-top: 1px solid var(--grid);
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1.7;
  letter-spacing: 0.05em;
  color: var(--slate);
}

/* ---------- 主体两栏 ---------- */
.page-news .news-body {
  display: grid;
  gap: 32px;
  padding: 44px 0 64px;
}

.page-news .news-side {
  align-self: start;
  border-top: 2px solid var(--pass);
  padding-top: 14px;
}

.page-news .news-side__head {
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-news .news-side__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .news-side__link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border: 1px solid var(--grid);
  color: var(--mist);
  text-decoration: none;
  font-size: 13.5px;
  line-height: 1.2;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-news .news-side__idx {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-news .news-side__link:hover,
.page-news .news-side__link:focus-visible {
  color: var(--pass);
  border-color: var(--pass);
}

.page-news .news-side__foot {
  margin: 14px 0 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--slate);
}

/* ---------- 更新记录 ---------- */
.page-news .news-feed {
  min-width: 0;
}

.page-news .news-feed__intro {
  max-width: 40em;
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--slate);
}

.page-news .news-feed__banner {
  margin: 22px 0 0;
  border: 1px solid var(--grid);
}

.page-news .news-feed__banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-news .news-feed__banner figcaption {
  padding: 8px 12px;
  border-top: 1px solid var(--grid);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--slate);
}

.page-news .feed-group {
  margin-top: 34px;
}

.page-news .feed-group__title {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 4px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--grid);
  font-size: 17px;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--mist);
}

.page-news .feed-group__idx {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--amber);
}

.page-news .feed-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .feed-row {
  border-bottom: 1px solid var(--grid);
}

.page-news .feed-row__link {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "time tag"
    "title title"
    "sum sum";
  gap: 6px 12px;
  padding: 14px 12px;
  border-left: 2px solid transparent;
  text-decoration: none;
  color: inherit;
  transition: background-color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-news .feed-row__time {
  grid-area: time;
  align-self: center;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--slate);
}

.page-news .feed-row__title {
  grid-area: title;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--mist);
  transition: color 0.2s var(--ease);
}

.page-news .feed-row__sum {
  grid-area: sum;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--slate);
}

.page-news .feed-row__tag {
  grid-area: tag;
  justify-self: end;
  align-self: center;
  padding: 2px 8px;
  border: 1px solid var(--grid);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--cyan);
  white-space: nowrap;
}

.page-news .feed-row__link:hover,
.page-news .feed-row__link:focus-visible {
  background: rgba(43, 224, 138, 0.06);
  border-left-color: var(--pass);
}

.page-news .feed-row__link:hover .feed-row__title,
.page-news .feed-row__link:focus-visible .feed-row__title {
  color: var(--pass);
}

/* ---------- 专题系列 ---------- */
.page-news .news-series {
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--grid);
  border-bottom: 1px solid var(--grid);
  background: linear-gradient(180deg, var(--indigo) 0%, var(--night) 78%);
}

.page-news .news-series__texture {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.16;
  pointer-events: none;
}

.page-news .news-series__inner {
  position: relative;
  padding: 46px 0 54px;
}

.page-news .news-series__intro {
  max-width: 42em;
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
  opacity: 0.88;
}

.page-news .news-series__grid {
  display: grid;
  gap: 28px;
  margin-top: 26px;
}

.page-news .series-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .series-item {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px solid rgba(69, 217, 255, 0.18);
}

.page-news .series-item__num {
  font-family: var(--mono);
  font-size: 30px;
  font-weight: 500;
  line-height: 1;
  color: var(--amber);
}

.page-news .series-item__body h3 {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 800;
  color: var(--mist);
}

.page-news .series-item__body p {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
  opacity: 0.84;
}

.page-news .series-item__body a {
  display: inline-block;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(69, 217, 255, 0.45);
  padding-bottom: 2px;
}

.page-news .series-item__body a:hover,
.page-news .series-item__body a:focus-visible {
  color: var(--pass);
  border-bottom-color: var(--pass);
}

.page-news .news-series__aside {
  margin: 0;
  border: 1px solid rgba(69, 217, 255, 0.24);
  background: rgba(6, 18, 31, 0.62);
}

.page-news .news-series__aside img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-news .news-series__aside figcaption {
  padding: 10px 12px;
  border-top: 1px solid rgba(69, 217, 255, 0.24);
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1.7;
  color: var(--slate);
}

/* ---------- 更新节奏 ---------- */
.page-news .news-cadence {
  padding: 52px 0 56px;
  background: var(--night);
}

.page-news .cadence-grid {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-news .cadence-item {
  padding: 20px 18px;
  border: 1px solid var(--grid);
  background: linear-gradient(180deg, rgba(10, 34, 48, 0.9), rgba(6, 18, 31, 0.9));
}

.page-news .cadence-num {
  display: block;
  font-family: var(--mono);
  font-size: 44px;
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--pass);
}

.page-news .cadence-label {
  display: block;
  margin-top: 8px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-news .cadence-item p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate);
}

/* ---------- 回访入口 ---------- */
.page-news .news-return {
  padding: 0 0 72px;
}

.page-news .news-return__inner {
  display: grid;
  gap: 24px;
  border-top: 2px solid var(--amber);
  padding-top: 26px;
}

.page-news .news-return__text {
  margin: 12px 0 0;
  max-width: 38em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--slate);
}

.page-news .return-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .return-list li {
  border-bottom: 1px solid var(--grid);
}

.page-news .return-list li:first-child {
  border-top: 1px solid var(--grid);
}

.page-news .return-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 4px;
  text-decoration: none;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.5;
  transition: color 0.2s var(--ease), padding-left 0.2s var(--ease);
}

.page-news .return-list a > span:last-child {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--cyan);
}

.page-news .return-list a:hover,
.page-news .return-list a:focus-visible {
  color: var(--pass);
  padding-left: 10px;
}

.page-news .return-list a:hover > span:last-child {
  color: var(--pass);
}

/* ---------- 桌面 ---------- */
@media (min-width: 768px) {
  .page-news .feed-row__link {
    grid-template-columns: 84px minmax(0, 1fr) 104px;
    grid-template-areas:
      "time title tag"
      "time sum tag";
    gap: 4px 20px;
    align-items: start;
    padding: 16px 14px;
  }

  .page-news .feed-row__time {
    align-self: start;
    padding-top: 3px;
  }

  .page-news .feed-row__tag {
    align-self: start;
    margin-top: 2px;
  }

  .page-news .cadence-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1px;
    background: var(--grid);
    border: 1px solid var(--grid);
  }

  .page-news .cadence-item {
    border: none;
  }
}

@media (min-width: 960px) {
  .page-news .news-top {
    padding: 34px 0 58px;
  }

  .page-news .news-top__grid {
    grid-template-columns: 7fr 5fr;
    gap: 56px;
  }

  .page-news .news-top__lede {
    font-size: 17px;
  }

  .page-news .news-series__grid {
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 48px;
    align-items: start;
  }

  .page-news .news-return__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-news .cadence-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-news .news-body {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 56px;
    padding: 56px 0 80px;
  }

  .page-news .news-side {
    position: sticky;
    top: calc(var(--head-h) + 20px);
  }

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

  .page-news .news-side__link {
    border-color: transparent;
    border-bottom: 1px solid var(--grid);
    padding: 11px 0;
  }

  .page-news .news-side__link:hover,
  .page-news .news-side__link:focus-visible {
    border-color: transparent;
    border-bottom-color: var(--pass);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .feed-row__link,
  .page-news .feed-row__title,
  .page-news .news-side__link,
  .page-news .return-list a {
    transition: none;
  }
}
<<<END>>>