.page-news {
  --rail-w: 176px;
  --entry-border: rgba(140, 245, 230, 0.22);
  --entry-shadow: 6px 6px 0 #030a10;
  background: var(--sea);
  color: var(--paper);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  padding: clamp(20px, 4vw, 36px) 0 clamp(28px, 5vw, 56px);
  border-bottom: 2px solid var(--line);
  background:
    radial-gradient(120% 90% at 88% -10%, rgba(0, 240, 200, 0.16), transparent 60%),
    radial-gradient(90% 70% at 0% 110%, rgba(255, 106, 43, 0.12), transparent 65%);
}

.page-news .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(18px, 3.5vw, 34px);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-news .breadcrumb a {
  color: var(--cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

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

.page-news .breadcrumb__sep {
  color: rgba(147, 167, 182, 0.6);
}

.page-news .news-hero__inner {
  display: grid;
  gap: clamp(14px, 2.5vw, 24px);
  max-width: 940px;
}

.page-news .news-hero__kicker {
  color: var(--cyan);
  margin: 0;
}

.page-news .news-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(34px, 8.4vw, 86px);
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--paper);
}

.page-news .news-hero__title em {
  font-style: normal;
  color: var(--cyan);
}

.page-news .news-hero__lede {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(15px, 2.1vw, 17px);
  line-height: 1.8;
  color: var(--mist);
}

.page-news .news-hero__stats {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 2px solid var(--line-strong);
  border-bottom: 2px solid var(--line);
}

.page-news .news-hero__stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 10px 14px 0;
  min-width: 0;
}

.page-news .news-hero__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(19px, 3.8vw, 28px);
  letter-spacing: -0.02em;
  color: var(--orange);
}

.page-news .news-hero__label {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

/* ---------- 通用章节 ---------- */
.page-news .section {
  padding: clamp(38px, 6.5vw, 78px) 0;
}

.page-news .news-head {
  position: relative;
  margin-bottom: clamp(20px, 3vw, 34px);
  max-width: 760px;
}

.page-news .index-num {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(40px, 9vw, 86px);
  line-height: 0.8;
  letter-spacing: -0.05em;
  color: rgba(0, 240, 200, 0.18);
}

.page-news .kicker {
  margin: 0;
  color: var(--cyan);
}

.page-news .section__title {
  margin: 6px 0 10px;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(23px, 4.2vw, 40px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-news .section__lede {
  margin: 0;
  max-width: 64ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 媒体占位 ---------- */
.page-news .media {
  position: relative;
  margin: 0;
  border: 2px solid var(--line);
  background: var(--sea-2);
  overflow: hidden;
}

.page-news .media__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.05);
}

.page-news .media--wide {
  aspect-ratio: 16 / 9;
}

.page-news .media--square {
  aspect-ratio: 1 / 1;
}

.page-news .media__caption {
  padding: 10px 12px;
  border-top: 1px solid rgba(140, 245, 230, 0.16);
  font-size: 12px;
  letter-spacing: 0.04em;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 轮次时间轴 ---------- */
.page-news .news-archive {
  border-bottom: 2px solid var(--line);
}

.page-news .news-archive__media {
  margin-bottom: clamp(22px, 3.5vw, 40px);
}

.page-news .archive-layout {
  display: grid;
  gap: clamp(20px, 3vw, 40px);
}

.page-news .archive-rail__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--mist);
}

.page-news .archive-rail__list {
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-news .archive-rail__link {
  display: block;
  white-space: nowrap;
  padding: 8px 12px;
  border: 2px solid rgba(140, 245, 230, 0.3);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--paper);
  text-decoration: none;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-news .archive-rail__link:hover,
.page-news .archive-rail__link:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
}

.page-news .archive-rail__link.is-active {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--sea);
  font-weight: 600;
}

.page-news .timeline {
  position: relative;
  margin: 0 0 0 6px;
  padding: 0 0 0 30px;
  list-style: none;
  border-left: 2px dashed var(--line-strong);
}

.page-news .timeline__item {
  position: relative;
  padding: 0 0 clamp(22px, 3vw, 34px) 4px;
}

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

.page-news .timeline__item::before {
  content: "";
  position: absolute;
  top: 5px;
  left: -38px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--sea);
  border: 2px solid var(--cyan);
}

.page-news .timeline__item.is-current::before {
  background: var(--orange);
  border-color: var(--orange);
  box-shadow: 0 0 0 4px rgba(255, 106, 43, 0.18);
}

.page-news .timeline__round {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--orange);
}

.page-news .timeline__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(17px, 2.6vw, 22px);
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-news .timeline__text {
  margin: 0 0 8px;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-news .timeline__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--cyan-soft);
}

/* ---------- 最新条目 ---------- */
.page-news .news-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 10px;
}

.page-news .news-filter__btn {
  font: inherit;
  font-size: 13px;
  letter-spacing: 0.06em;
  padding: 8px 14px;
  cursor: pointer;
  background: transparent;
  color: var(--cyan-soft);
  border: 2px solid rgba(140, 245, 230, 0.45);
  border-radius: 0;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

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

.page-news .news-filter__btn[aria-pressed="true"],
.page-news .news-filter__btn.is-active {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--sea);
  font-weight: 600;
}

.page-news .news-filter__hint {
  margin: 0 0 clamp(20px, 3vw, 28px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

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

.page-news .entry {
  min-width: 0;
  background: var(--sea-2);
  border: 2px solid var(--entry-border);
  box-shadow: var(--entry-shadow);
  transition: transform 0.22s var(--ease), box-shadow 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-news .entry:hover {
  transform: translate(-4px, -4px);
  box-shadow: 10px 10px 0 #030a10;
  border-color: var(--line-strong);
}

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

.page-news .entry__media {
  border: 0;
  border-bottom: 2px solid var(--entry-border);
}

.page-news .entry__trigger {
  display: grid;
  grid-template-columns: auto auto 1fr auto;
  align-items: center;
  gap: 8px 10px;
  width: 100%;
  padding: 16px 16px 14px;
  background: none;
  border: 0;
  font: inherit;
  text-align: left;
  color: inherit;
  cursor: pointer;
}

.page-news .entry__trigger:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -4px;
}

.page-news .entry__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--orange);
}

.page-news .entry__tag {
  font-size: 11px;
  letter-spacing: 0.12em;
  padding: 3px 8px;
  border: 1px solid var(--line-strong);
  border-radius: 0;
  background: transparent;
  color: var(--cyan-soft);
}

.page-news .entry__time {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--mist);
  white-space: nowrap;
}

.page-news .entry__title {
  grid-column: 1 / -1;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(16px, 2.6vw, 21px);
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-news .accordion__chevron {
  grid-column: 4;
  grid-row: 1;
  justify-self: end;
  width: 9px;
  height: 9px;
  margin-right: 3px;
  background: none;
  border-right: 2px solid var(--cyan);
  border-bottom: 2px solid var(--cyan);
  transform: rotate(45deg);
  transition: transform 0.24s var(--ease);
}

.page-news .accordion__trigger[aria-expanded="true"] .accordion__chevron {
  transform: rotate(-135deg);
}

.page-news .accordion__panel-inner {
  padding: 0 16px 18px;
  border-top: 1px dashed rgba(140, 245, 230, 0.22);
}

.page-news .accordion__panel-inner p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
}

.page-news .accordion__panel-inner .entry__meta {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--cyan-soft);
}

/* ---------- 分类索引 ---------- */
.page-news .news-cats {
  border-top: 2px solid var(--line);
  background:
    linear-gradient(180deg, rgba(0, 240, 200, 0.05), rgba(6, 24, 38, 0) 45%);
}

.page-news .cat-layout {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
}

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

.page-news .cat-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 16px;
  align-items: start;
  padding: 16px 18px;
  border: 2px solid var(--entry-border);
  background: rgba(13, 42, 63, 0.72);
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-news .cat-card:hover {
  border-color: var(--line-strong);
  transform: translateX(4px);
}

.page-news .cat-card__num {
  grid-row: 1 / 4;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(19px, 3.2vw, 25px);
  letter-spacing: -0.02em;
  color: var(--orange);
}

.page-news .cat-card h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--paper);
}

.page-news .cat-card p {
  grid-column: 2;
  margin: 2px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.page-news .cat-card a {
  grid-column: 2;
  justify-self: start;
  margin-top: 4px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 240, 200, 0.4);
}

.page-news .cat-card a:hover,
.page-news .cat-card a:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

/* ---------- 怎么找到某一轮 ---------- */
.page-news .find-layout {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
}

.page-news .find-list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: find;
  display: grid;
  gap: 14px;
}

.page-news .find-list li {
  position: relative;
  padding: 16px 16px 16px 58px;
  border: 2px solid var(--entry-border);
  background: var(--sea-2);
  counter-increment: find;
}

.page-news .find-list li::before {
  content: counter(find, decimal-leading-zero);
  position: absolute;
  top: 15px;
  left: 14px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 21px;
  letter-spacing: -0.02em;
  color: var(--cyan);
}

.page-news .find-list h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 17px;
  line-height: 1.3;
  color: var(--paper);
}

.page-news .find-list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-news .news-find__media {
  aspect-ratio: 10 / 7;
}

/* ---------- 订阅更新 ---------- */
.page-news .news-sub {
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-news .news-sub__panel {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
  padding: clamp(20px, 4vw, 42px);
  border: 3px solid var(--cyan);
  background:
    linear-gradient(160deg, rgba(0, 240, 200, 0.14), rgba(6, 24, 38, 0) 62%),
    var(--sea-2);
  box-shadow: var(--shadow-cyan);
}

.page-news .news-sub__title {
  margin: 6px 0 12px;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(23px, 4vw, 38px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-news .news-sub__text {
  margin: 0 0 12px;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .news-sub__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.page-news .news-sub__note {
  padding-left: 16px;
  border-left: 2px solid var(--line-strong);
  font-size: 14px;
  line-height: 1.78;
  color: var(--mist);
}

.page-news .news-sub__note-title {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-news .news-sub__note a {
  color: var(--cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(140, 245, 230, 0.45);
}

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

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

  .page-news .news-hero__stat {
    padding-left: 16px;
    border-left: 1px solid rgba(140, 245, 230, 0.14);
  }

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

@media (min-width: 860px) {
  .page-news .entry-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-news .entry--featured {
    grid-column: span 12;
  }

  .page-news .entry--wide {
    grid-column: span 7;
  }

  .page-news .entry--narrow {
    grid-column: span 5;
  }

  .page-news .cat-layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-news .find-layout {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-news .news-sub__panel {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-news .archive-layout {
    grid-template-columns: var(--rail-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-news .archive-rail {
    position: sticky;
    top: 104px;
  }

  .page-news .archive-rail__list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-news .archive-rail__link {
    white-space: normal;
  }
}

@media (min-width: 1200px) {
  .page-news .news-hero {
    padding-bottom: clamp(48px, 5vw, 72px);
  }

  .page-news .entry-grid {
    gap: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .entry,
  .page-news .cat-card,
  .page-news .archive-rail__link,
  .page-news .news-filter__btn,
  .page-news .accordion__chevron {
    transition: none;
  }

  .page-news .entry:hover {
    transform: none;
  }

  .page-news .cat-card:hover {
    transform: none;
  }
}