.page-news {
  --news-rule: 1px solid var(--line);
  --news-pad: clamp(22px, 3.4vw, 44px);
  display: block;
  padding-bottom: clamp(38px, 6vw, 92px);
}

/* 面包屑 */
.page-news .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: clamp(14px, 2.4vw, 26px);
  font-size: var(--step--1);
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-news .breadcrumbs__item {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 1px;
  transition: color 0.18s ease, border-color 0.18s ease;
}

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

.page-news .breadcrumbs__sep {
  color: rgba(169, 180, 216, 0.5);
}

.page-news .breadcrumbs__item[aria-current="page"] {
  color: var(--paper);
}

/* 页头 */
.page-news .news-head {
  padding: clamp(20px, 3.2vw, 38px) 0 clamp(22px, 3.4vw, 40px);
  border-bottom: var(--news-rule);
  display: grid;
  gap: 14px;
}

.page-news .news-head__kicker {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--step--1);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-news h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(30px, 5.6vw, 46px);
  font-weight: 700;
  line-height: 1.16;
  letter-spacing: 0.01em;
  color: var(--paper);
  max-width: 20em;
}

.page-news .news-head__lede {
  margin: 0;
  max-width: 36em;
  font-size: var(--step-1);
  line-height: 1.78;
  color: var(--mist);
}

.page-news .meta-line {
  margin: 0;
  font-size: var(--step--1);
  line-height: 1.9;
  color: rgba(169, 180, 216, 0.82);
  letter-spacing: 0.02em;
}

.page-news .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  color: var(--cyan);
}

/* 置顶专题 */
.page-news .feature-wrap {
  margin-top: clamp(22px, 3.4vw, 40px);
  margin-bottom: clamp(38px, 5.2vw, 76px);
}

.page-news .feature {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: var(--news-rule);
  border-radius: var(--radius);
  background: linear-gradient(150deg, var(--grad-a) 0%, var(--night) 62%);
}

.page-news .feature__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
  opacity: 0.86;
  filter: saturate(1.05);
}

.page-news .feature__overlay {
  position: absolute;
  inset: auto 0 0 0;
  padding: clamp(20px, 4vw, 54px);
  display: grid;
  gap: 12px;
  justify-items: start;
  background: linear-gradient(
    to top,
    rgba(11, 16, 48, 0.97) 10%,
    rgba(11, 16, 48, 0.78) 48%,
    rgba(11, 16, 48, 0) 100%
  );
}

.page-news .feature__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 3.6vw, 36px);
  line-height: 1.24;
  color: var(--paper);
  max-width: 22em;
}

.page-news .feature__body {
  margin: 0;
  max-width: 44em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .feature__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 4px 0 0;
}

/* 更新节奏 */
.page-news .rhythm {
  margin-bottom: clamp(38px, 5.2vw, 76px);
}

.page-news .rhythm__grid {
  display: grid;
  grid-template-columns: 1fr;
  margin-top: clamp(20px, 3vw, 32px);
  border-top: var(--news-rule);
}

.page-news .rhythm__item {
  padding: clamp(20px, 2.6vw, 30px) 0;
  border-bottom: var(--news-rule);
}

.page-news .rhythm__num {
  margin: 0 0 10px;
  font-size: clamp(26px, 3.4vw, 34px);
  line-height: 1;
  color: var(--warm);
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.page-news .rhythm__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: var(--step-1);
  letter-spacing: 0.03em;
  color: var(--paper);
}

.page-news .rhythm__body {
  margin: 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

/* 条目目录 */
.page-news .index {
  margin-bottom: clamp(38px, 5.2vw, 76px);
}

.page-news .index-tabs {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 2.6vw, 30px);
  margin-top: clamp(18px, 2.6vw, 28px);
}

.page-news .tabs__list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-news .tabs__list::-webkit-scrollbar {
  display: none;
}

.page-news .tabs__tab {
  position: relative;
  flex: 0 0 auto;
  appearance: none;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--mist);
  font-family: var(--font-body);
  font-size: var(--step--1);
  letter-spacing: 0.08em;
  padding: 9px 15px;
  cursor: pointer;
  transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.page-news .tabs__tab:hover {
  color: var(--paper);
  border-color: var(--line-strong);
}

.page-news .tabs__tab:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-news .tabs__tab[aria-selected="true"] {
  color: var(--paper);
  border-color: var(--line-strong);
  background: rgba(53, 240, 208, 0.06);
}

.page-news .tabs__tab[aria-selected="true"]::after {
  content: "";
  position: absolute;
  left: 13px;
  right: 13px;
  bottom: -1px;
  height: 2px;
  background: var(--cyan);
}

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

.page-news .tabs__panel[hidden] {
  display: none;
}

.page-news .tabs__panel {
  min-width: 0;
  animation: newsPanelIn 0.18s ease both;
}

.page-news .tabs__panel:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 6px;
}

@keyframes newsPanelIn {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* 面板内的媒体 */
.page-news .panel-media {
  margin: 0 0 clamp(16px, 2.4vw, 26px);
  border: var(--news-rule);
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(160deg, var(--grad-a) 0%, var(--night) 70%);
}

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

.page-news .media-frame__caption {
  padding: 10px 14px;
  font-size: var(--step--1);
  line-height: 1.7;
  color: var(--mist);
  border-top: var(--news-rule);
}

/* 条目行 */
.page-news .entry-list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: news-entry;
}

.page-news .entry {
  position: relative;
  padding: clamp(18px, 2.4vw, 26px) 12px clamp(18px, 2.4vw, 26px) 16px;
  border-bottom: var(--news-rule);
  transition: background-color 0.2s ease;
}

.page-news .entry::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  bottom: 18px;
  width: 2px;
  background: linear-gradient(180deg, var(--cyan), rgba(53, 240, 208, 0));
  opacity: 0;
  transition: opacity 0.2s ease;
}

.page-news .entry:hover,
.page-news .entry:focus-within {
  background-color: rgba(21, 28, 61, 0.55);
}

.page-news .entry:hover::before,
.page-news .entry:focus-within::before {
  opacity: 1;
}

.page-news .entry__lead {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 10px;
}

.page-news .entry__ver {
  font-size: var(--step--1);
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-news .entry__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(17px, 1.9vw, 21px);
  line-height: 1.45;
  color: var(--paper);
  max-width: 30em;
}

.page-news .entry__body {
  margin: 0 0 12px;
  max-width: 44em;
  font-size: 15px;
  line-height: 1.82;
  color: var(--mist);
}

.page-news .entry__meta {
  margin: 0;
  font-size: var(--step--1);
  letter-spacing: 0.04em;
  color: rgba(169, 180, 216, 0.72);
}

/* 呼吸点 */
.page-news .breath {
  margin-bottom: clamp(38px, 5.2vw, 76px);
}

.page-news .breath__inner {
  display: grid;
  gap: 14px;
  padding: clamp(26px, 4.4vw, 58px) clamp(20px, 3.6vw, 48px);
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
  background:
    radial-gradient(120% 160% at 12% 0%, rgba(27, 42, 107, 0.62) 0%, rgba(11, 16, 48, 0) 62%),
    linear-gradient(100deg, rgba(14, 107, 98, 0.22) 0%, rgba(11, 16, 48, 0) 70%);
}

.page-news .breath__figure {
  margin: 0;
  font-size: clamp(36px, 7vw, 68px);
  line-height: 1;
  color: var(--cyan);
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.page-news .breath__text {
  margin: 0;
  max-width: 46em;
  font-family: var(--font-display);
  font-size: clamp(16px, 2vw, 21px);
  line-height: 1.75;
  color: var(--paper);
}

/* 订阅与投稿 */
.page-news .subscribe {
  margin-bottom: clamp(20px, 3vw, 40px);
}

.page-news .subscribe__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(16px, 2.4vw, 26px);
  margin-top: clamp(20px, 3vw, 32px);
}

.page-news .subscribe__card {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-news .subscribe__card .paper-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--step-2);
  line-height: 1.4;
  color: var(--ink);
}

.page-news .subscribe__card .paper-card__body {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(16, 22, 56, 0.82);
}

.page-news .subscribe__pick {
  border-top: 1px solid rgba(16, 22, 56, 0.18);
  padding-top: 12px;
}

.page-news .subscribe__pick summary {
  cursor: pointer;
  font-size: var(--step--1);
  letter-spacing: 0.08em;
  color: var(--sign);
  padding: 4px 0;
}

.page-news .subscribe__pick summary:focus-visible {
  outline: 2px solid var(--sign);
  outline-offset: 3px;
}

.page-news .subscribe__list {
  list-style: none;
  margin: 12px 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-news .subscribe__list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(16, 22, 56, 0.88);
}

.page-news .subscribe__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 1px;
  background: var(--sign);
}

.page-news .subscribe__note {
  margin: 0;
  font-size: var(--step--1);
  line-height: 1.8;
  color: rgba(16, 22, 56, 0.7);
}

.page-news .subscribe__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 4px 0 0;
}

/* 平板及以上 */
@media (min-width: 720px) {
  .page-news .feature__overlay {
    padding-right: clamp(40px, 8vw, 96px);
  }

  .page-news .rhythm__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-news .rhythm__item {
    padding: clamp(22px, 2.6vw, 32px) clamp(16px, 2vw, 26px);
    border-bottom: var(--news-rule);
  }

  .page-news .rhythm__item:first-child {
    padding-left: 0;
  }

  .page-news .rhythm__item + .rhythm__item {
    border-left: var(--news-rule);
  }

  .page-news .subscribe__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .entry {
    padding-right: 22px;
  }
}

/* 桌面：分类竖排 + 条目在右 */
@media (min-width: 960px) {
  .page-news .index-tabs {
    grid-template-columns: 208px minmax(0, 1fr);
    gap: clamp(28px, 4vw, 56px);
    align-items: start;
  }

  .page-news .tabs__list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
    gap: 6px;
    position: sticky;
    top: 24px;
  }

  .page-news .tabs__tab {
    width: 100%;
    text-align: left;
    padding: 11px 16px;
    border-color: transparent;
    border-bottom: 1px solid var(--line);
    border-radius: 0;
  }

  .page-news .tabs__tab[aria-selected="true"] {
    background: rgba(53, 240, 208, 0.07);
    border-color: transparent;
    border-bottom-color: var(--line-strong);
  }

  .page-news .tabs__tab[aria-selected="true"]::after {
    left: 0;
    right: auto;
    top: 10px;
    bottom: 10px;
    width: 2px;
    height: auto;
  }

  .page-news .feature__body {
    font-size: 16px;
  }
}

@media (min-width: 1120px) {
  .page-news .rhythm__body,
  .page-news .entry__body {
    font-size: 16px;
  }
}

/* 窄屏：置顶专题改为图文上下排列，避免文字压在图上 */
@media (max-width: 719px) {
  .page-news .feature__overlay {
    position: static;
    inset: auto;
    background: linear-gradient(180deg, rgba(21, 28, 61, 0.9) 0%, var(--night) 100%);
  }

  .page-news .feature__img {
    aspect-ratio: 4 / 3;
  }

  .page-news .breath__inner {
    padding-inline: 18px;
  }
}

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

  .page-news .entry,
  .page-news .entry::before,
  .page-news .tabs__tab,
  .page-news .breadcrumbs__item {
    transition: none;
  }
}
</PAGE_CSS>>