.page-news {
  --news-cut: 20px;
  --news-line: rgba(245, 238, 223, .14);
  --news-line-soft: rgba(245, 238, 223, .08);
  --news-line-paper: rgba(33, 29, 25, .18);
  background: var(--ink-950);
  color: var(--text-dark-bg);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-news a {
  color: inherit;
  text-decoration: none;
}

.page-news .news-crumbs {
  padding-top: 18px;
  padding-bottom: 18px;
}

.page-news .news-crumbs .crumbs {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--text-dark-mute);
}

.page-news .news-crumbs .crumbs a[aria-current="page"] {
  color: var(--amber-500);
}

/* ---------- 首屏观察台 ---------- */
.page-news .news-masthead {
  position: relative;
  padding: 8px 0 48px;
  background:
    linear-gradient(163deg, var(--ink-950) 0 44%, var(--ink-900) 44% 100%);
}

.page-news .news-masthead__inner {
  display: grid;
  gap: 36px;
  align-items: end;
}

.page-news .news-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--amber-300);
}

.page-news .news-kicker__dot {
  width: 7px;
  height: 7px;
  background: var(--celadon-500);
  transform: rotate(45deg);
}

.page-news .news-title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 8.6vw, 68px);
  line-height: 1.08;
  letter-spacing: .03em;
  color: var(--paper-100);
}

.page-news .news-lede {
  max-width: 34em;
  margin: 0 0 26px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-dark-mute);
}

.page-news .news-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 26px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-stats__item {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding-left: 12px;
  border-left: 1px solid var(--news-line);
}

.page-news .news-stats__num {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 24px;
  color: var(--amber-500);
  line-height: 1;
}

.page-news .news-stats__label {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--text-dark-faint);
}

.page-news .news-masthead__visual {
  position: relative;
  padding-bottom: 22px;
}

.page-news .news-masthead__figure {
  margin: 0;
  clip-path: polygon(0 0, 100% 0, 100% 100%, var(--news-cut) 100%, 0 calc(100% - var(--news-cut)));
  background: var(--ink-800);
  border: 1px solid var(--news-line-soft);
}

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

.page-news .news-issue {
  position: absolute;
  left: 2px;
  bottom: 0;
  z-index: 2;
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-family: var(--font-mono);
  color: var(--amber-500);
  line-height: .8;
}

.page-news .news-issue__num {
  font-size: clamp(66px, 17vw, 128px);
  font-weight: 600;
  letter-spacing: -.03em;
}

.page-news .news-issue__unit {
  font-size: 13px;
  letter-spacing: .22em;
  color: var(--amber-300);
}

/* ---------- 章节标题 ---------- */
.page-news .news-head {
  position: relative;
  padding: 0 0 22px 0;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--news-line-paper);
}

.page-news .news-head__num {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-weight: 300;
  font-size: 13px;
  letter-spacing: .22em;
  color: var(--amber-500);
}

.page-news .news-head__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 4.6vw, 40px);
  line-height: 1.2;
  letter-spacing: .04em;
  color: var(--text-paper);
}

.page-news .news-head__note {
  margin: 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-paper-mute);
}

.page-news .news-head--dark {
  border-bottom-color: var(--news-line);
}

.page-news .news-head--dark .news-head__title {
  color: var(--paper-100);
}

.page-news .news-head--dark .news-head__note {
  color: var(--text-dark-mute);
}

/* ---------- 01 本期观察台 ---------- */
.page-news .news-watch {
  padding: 52px 0 56px;
  background: var(--paper-100);
  color: var(--text-paper);
}

.page-news .watch-grid {
  display: grid;
  gap: 22px;
}

.page-news .watch-lead {
  display: grid;
  gap: 0;
  background: var(--paper-200);
  border: 1px solid var(--news-line-paper);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--news-cut)), calc(100% - var(--news-cut)) 100%, 0 100%);
  overflow: hidden;
}

.page-news .watch-lead__figure {
  margin: 0;
  background: var(--ink-800);
}

.page-news .watch-lead__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-news .watch-lead__cap {
  display: block;
  padding: 8px 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--celadon-100);
  background: var(--ink-800);
}

.page-news .watch-lead__body {
  padding: 20px 18px 22px;
}

.page-news .watch-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 12px;
}

.page-news .watch-meta__issue {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--black-900);
}

.page-news .watch-lead__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
  line-height: 1.42;
  letter-spacing: .02em;
}

.page-news .watch-lead__text {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-paper-mute);
}

.page-news .watch-side {
  display: grid;
  gap: 18px;
}

.page-news .watch-card {
  padding: 18px 18px 20px;
  background: var(--paper-100);
  border: 1px solid var(--news-line-paper);
  border-left: 3px solid var(--amber-500);
}

.page-news .watch-card--figure {
  padding: 0;
  border-left: 3px solid var(--celadon-500);
  overflow: hidden;
  background: var(--celadon-100);
}

.page-news .watch-card__figure {
  margin: 0;
  background: var(--ink-800);
}

.page-news .watch-card__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-news .watch-card__body {
  padding: 16px 16px 18px;
}

.page-news .watch-card__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  line-height: 1.45;
  letter-spacing: .02em;
  color: var(--text-paper);
}

.page-news .watch-card__text {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-paper-mute);
}

.page-news .news-watch .fold,
.page-news .news-log .fold {
  border-top: 1px dashed var(--news-line-paper);
  padding-top: 10px;
}

.page-news .news-watch .fold__summary,
.page-news .news-log .fold__summary {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--ink-600);
  cursor: pointer;
}

.page-news .news-watch .fold__body p,
.page-news .news-log .fold__body p {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text-paper-mute);
}

/* ---------- 02 专题归档 ---------- */
.page-news .news-topics {
  padding: 54px 0 58px;
  background: var(--ink-800);
  border-top: 1px solid var(--news-line-soft);
  border-bottom: 1px solid var(--news-line-soft);
}

.page-news .news-topics__grid {
  display: grid;
  gap: 26px;
}

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

.page-news .topic-card {
  position: relative;
  padding: 16px 16px 18px 18px;
  background: var(--ink-950);
  border: 1px solid var(--news-line-soft);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 14px 100%, 0 calc(100% - 14px));
}

.page-news .topic-card__num {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--celadon-500);
}

.page-news .topic-card__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  letter-spacing: .05em;
  color: var(--paper-100);
}

.page-news .topic-card__text {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--text-dark-mute);
}

.page-news .topic-card__meta {
  margin: 0;
  padding-top: 10px;
  border-top: 1px solid var(--news-line-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--amber-300);
}

.page-news .news-topics__figure {
  margin: 0;
  border: 1px solid var(--news-line);
  background: var(--ink-900);
}

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

.page-news .news-topics__cap {
  display: block;
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--text-dark-faint);
  border-top: 1px solid var(--news-line-soft);
}

/* ---------- 03 更新列表 ---------- */
.page-news .news-log {
  padding: 54px 0 58px;
  background: var(--paper-100);
  color: var(--text-paper);
}

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

.page-news .log-item {
  position: relative;
  display: grid;
  gap: 10px;
  padding: 26px 0 22px;
}

.page-news .log-item::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 9px;
  background: repeating-linear-gradient(115deg, var(--news-line-paper) 0 1px, transparent 1px 7px);
  opacity: .8;
}

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

.page-news .log-item__num {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 22px;
  letter-spacing: .02em;
  color: var(--ink-600);
  transition: color .18s var(--ease);
}

.page-news .log-item:hover .log-item__num {
  color: var(--amber-500);
}

.page-news .log-item__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  line-height: 1.45;
  letter-spacing: .02em;
  color: var(--text-paper);
}

.page-news .log-item__sum {
  margin: 0 0 10px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-paper-mute);
}

.page-news .news-log__more {
  margin: 30px 0 0;
  padding: 18px 18px 20px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--text-paper-mute);
  background: var(--paper-200);
  border-left: 3px solid var(--celadon-500);
}

.page-news .news-link {
  color: var(--ink-600);
  font-weight: 600;
  border-bottom: 1px solid var(--amber-500);
}

.page-news .news-link:hover {
  color: var(--amber-500);
}

/* ---------- 04 笔记到对照表 ---------- */
.page-news .news-flow {
  padding: 54px 0 56px;
  background:
    linear-gradient(180deg, var(--ink-950) 0%, var(--ink-950) 70%, var(--ink-900) 70%, var(--ink-900) 100%);
}

.page-news .flow-steps {
  display: grid;
  gap: 16px;
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
}

.page-news .flow-step {
  padding: 18px 18px 20px;
  background: var(--ink-800);
  border: 1px solid var(--news-line-soft);
  border-top: 2px solid var(--celadon-500);
}

.page-news .flow-step__num {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--celadon-500);
}

.page-news .flow-step__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: .08em;
  color: var(--paper-100);
}

.page-news .flow-step__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-dark-mute);
}

.page-news .flow-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 20px;
  background: var(--amber-500);
  color: var(--black-900);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 15px;
  letter-spacing: .06em;
  clip-path: polygon(0 0, 100% 0, 100% 100%, var(--news-cut) 100%, 0 calc(100% - var(--news-cut)));
  transition: background .18s var(--ease);
}

.page-news .flow-cta:hover {
  background: var(--amber-300);
}

.page-news .flow-cta__arrow {
  font-family: var(--font-mono);
  font-size: 20px;
}

/* ---------- 05 下一期 ---------- */
.page-news .news-next {
  padding: 52px 0 62px;
  background: var(--paper-100);
  color: var(--text-paper);
  border-top: 4px solid var(--amber-500);
}

.page-news .news-next__inner {
  display: grid;
  gap: 28px;
}

.page-news .news-next__num {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-weight: 300;
  font-size: 13px;
  letter-spacing: .22em;
  color: var(--amber-500);
}

.page-news .news-next__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 5vw, 42px);
  line-height: 1.18;
  letter-spacing: .04em;
  color: var(--text-paper);
}

.page-news .news-next__text {
  margin: 0 0 16px;
  max-width: 38em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-paper-mute);
}

.page-news .news-next__list {
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}

.page-news .news-next__list li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 10px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-paper);
}

.page-news .news-next__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 11px;
  height: 2px;
  background: var(--amber-500);
}

.page-news .news-next__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-news .news-next__aside {
  padding: 20px 18px 22px;
  background: var(--paper-200);
  border-left: 3px solid var(--ink-600);
}

.page-news .news-next__aside-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--ink-600);
}

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

.page-news .news-next__links li {
  border-top: 1px solid var(--news-line-paper);
}

.page-news .news-next__links li:first-child {
  border-top: 0;
}

.page-news .news-next__links a {
  display: block;
  padding: 11px 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-paper);
  transition: color .18s var(--ease);
}

.page-news .news-next__links a:hover {
  color: var(--amber-500);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-news .watch-lead {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
    align-items: stretch;
  }

  .page-news .watch-lead__figure img {
    height: 100%;
    aspect-ratio: auto;
  }

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

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

  .page-news .flow-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .log-item {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 24px;
    padding: 28px 0 24px;
  }

  .page-news .log-item__issue {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .page-news .log-item__num {
    font-size: 26px;
  }
}

@media (min-width: 1000px) {
  .page-news .news-crumbs {
    padding-top: 24px;
    padding-bottom: 10px;
  }

  .page-news .news-masthead {
    padding-bottom: 64px;
  }

  .page-news .news-masthead__inner {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    gap: 54px;
    padding-top: 18px;
  }

  .page-news .watch-grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr);
    gap: 24px;
    align-items: start;
  }

  .page-news .watch-side {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-news .news-topics__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    gap: 40px;
    align-items: start;
  }

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

  .page-news .topic-card:last-child {
    grid-column: 1 / -1;
  }

  .page-news .news-topics__figure {
    position: sticky;
    top: 96px;
  }

  .page-news .news-next__inner {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, .7fr);
    gap: 48px;
    align-items: start;
  }
}