.page-news {
  background: var(--ink-900);
  color: var(--chalk);
}

/* ---------- 顶部上下文条 ---------- */
.page-news .news-topbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 18px;
  padding-top: 18px;
}
.page-news .news-topbar__jump {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--lime-400);
  text-decoration: none;
  border-bottom: 1px dashed rgba(200, 255, 61, .45);
  padding-bottom: 2px;
}
.page-news .news-topbar__jump:hover { color: var(--lime-600); }

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding-top: clamp(20px, 3vw, 34px);
  padding-bottom: clamp(30px, 5vw, 58px);
}
.page-news .news-hero__kicker {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .18em;
  color: var(--lime-400);
}
.page-news .news-hero__title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: clamp(2.3rem, 7.6vw, 5.6rem);
  line-height: .96;
  letter-spacing: -.005em;
  color: var(--paper-100);
  max-width: 18ch;
}
.page-news .news-hero__lede {
  margin: 0 0 24px;
  max-width: 64ch;
  font-size: clamp(15.5px, 1.4vw, 17.5px);
  line-height: 1.78;
  color: var(--muted);
}
.page-news .news-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 30px;
  list-style: none;
  margin: 0 0 30px;
  padding: 16px 0 0;
  border-top: 1px dashed var(--hair);
}
.page-news .news-hero__fact {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--muted);
}
.page-news .news-hero__fact b {
  display: inline-block;
  margin-right: 4px;
  font-size: 22px;
  font-weight: 500;
  color: var(--lime-400);
}
.page-news .news-hero__figure { margin: 0; }

/* ---------- 摘要（暖纸带） ---------- */
.page-news .band--paper {
  color: var(--ink-900);
}
.page-news .band--paper .section-head__title { color: var(--ink-900); }
.page-news .band--paper .section-head__index,
.page-news .band--paper .section-head__meta {
  color: var(--steel-600);
}
.page-news .digest-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 2px solid var(--ink-900);
}
.page-news .digest-item {
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 6px 16px;
  padding: 20px 0;
  border-bottom: 1px solid rgba(7, 22, 15, .16);
}
.page-news .digest-item__no {
  font-size: 12px;
  color: var(--steel-600);
  padding-top: 4px;
}
.page-news .digest-item__title {
  margin: 10px 0 7px;
  font-family: var(--font-display);
  font-size: clamp(17px, 2.2vw, 21px);
  line-height: 1.2;
  letter-spacing: .015em;
  text-transform: uppercase;
  color: var(--ink-900);
}
.page-news .digest-item__text {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(7, 22, 15, .78);
}
.page-news .digest-item__meta {
  grid-column: 2 / -1;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--steel-600);
}

/* ---------- 主体分栏 ---------- */
.page-news .news-index__grid {
  align-items: start;
  gap: clamp(28px, 4vw, 52px);
}
.page-news .news-rail__figure { margin: 0 0 22px; }
.page-news .news-rail__filter {
  margin: 0;
  padding-top: 16px;
  border-top: 1px dashed var(--hair);
}
.page-news .news-rail__note {
  margin: 20px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--steel-600);
}
.page-news .news-phases {
  margin-top: 22px;
  padding-top: 14px;
  border-top: 1px dashed var(--hair);
}
.page-news .news-phases__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--steel-600);
}
.page-news .news-phases__list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-news .news-phases__item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 7px 0;
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
  border-bottom: 1px solid var(--hair-soft);
}
.page-news .news-phases__item .u-mono {
  font-size: 11.5px;
  color: var(--lime-400);
}

/* ---------- 条目列表 ---------- */
.page-news .news-entries {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--hair);
}
.page-news .news-entry {
  border-bottom: 1px solid var(--hair);
}
.page-news .news-entry--errata {
  box-shadow: inset 3px 0 0 var(--alert-500);
  background: linear-gradient(90deg, rgba(255, 75, 43, .07), transparent 42%);
}
.page-news .news-entry__h { margin: 0; }
.page-news .news-entry__head {
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 4px 14px;
  width: 100%;
  padding: 20px 14px 20px 16px;
  border: 0;
  background: none;
  text-align: left;
  color: inherit;
  font: inherit;
  cursor: pointer;
  transition: background-color .2s ease;
}
.page-news .news-entry__head:hover {
  background: rgba(20, 48, 38, .6);
}
.page-news .news-entry__head:focus-visible {
  outline: 2px solid var(--lime-400);
  outline-offset: -2px;
}
.page-news .news-entry__no {
  font-size: 12px;
  color: var(--steel-600);
  padding-top: 3px;
}
.page-news .news-entry__body { display: block; }
.page-news .news-entry__title {
  display: block;
  margin-top: 9px;
  font-family: var(--font-display);
  font-size: clamp(17px, 2.3vw, 22px);
  line-height: 1.24;
  letter-spacing: .015em;
  text-transform: uppercase;
  color: var(--chalk);
}
.page-news .news-entry__time {
  grid-column: 2;
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--muted);
}
.page-news .news-entry__panel {
  padding: 0 16px 24px 16px;
}
.page-news .news-entry__panel p {
  margin: 0 0 10px;
  max-width: 68ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}
.page-news .news-entry__panel p:first-child {
  padding-top: 14px;
  border-top: 1px dashed var(--hair-soft);
}
.page-news .news-entry__src {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--steel-600) !important;
}

.page-news .news-backbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

/* ---------- 专题 ---------- */
.page-news .news-topics__grid {
  align-items: start;
  gap: clamp(26px, 4vw, 48px);
}
.page-news .news-topics__figure { margin: 0; }
.page-news .news-topics__lede {
  margin: 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--muted);
}
.page-news .news-topics__steps {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  border-top: 1px dashed var(--hair);
}
.page-news .news-topics__step {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 12px;
  padding: 15px 0;
  border-bottom: 1px dashed var(--hair);
}
.page-news .news-topics__step-no {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--lime-400);
  padding-top: 3px;
}
.page-news .news-topics__step-title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 17px;
  line-height: 1.25;
  letter-spacing: .03em;
  text-transform: uppercase;
  color: var(--chalk);
}
.page-news .news-topics__step-text {
  margin: 0;
  max-width: 64ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 勘误 ---------- */
.page-news .news-errata__grid {
  align-items: start;
  gap: clamp(24px, 4vw, 44px);
}
.page-news .news-errata__card {
  padding: clamp(22px, 3vw, 34px);
  background: var(--ink-800);
  border: 1px solid var(--hair);
  border-left: 4px solid var(--alert-500);
}
.page-news .news-errata__kicker {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--alert-300);
}
.page-news .news-errata__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(22px, 3.2vw, 34px);
  line-height: 1.1;
  letter-spacing: .015em;
  text-transform: uppercase;
  color: var(--paper-100);
  max-width: 20ch;
}
.page-news .news-errata__text {
  margin: 0 0 20px;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}
.page-news .news-errata__list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  border-top: 1px dashed var(--hair);
}
.page-news .news-errata__list li {
  position: relative;
  padding: 12px 0 12px 20px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--chalk);
  border-bottom: 1px dashed var(--hair-soft);
}
.page-news .news-errata__dot {
  position: absolute;
  left: 0;
  top: 20px;
  width: 8px;
  height: 8px;
  background: var(--alert-500);
}
.page-news .news-errata__note {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--steel-600);
}
.page-news .news-errata__figure { margin: 0; }

/* ---------- 更新位置 ---------- */
.page-news .news-where__grid {
  gap: 18px;
}
.page-news .news-where__plate {
  display: flex;
  flex-direction: column;
}
.page-news .news-where__plate .plate__body {
  flex: 1;
}
.page-news .news-where__plate a {
  color: var(--lime-600);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-news .news-where__plate a:hover { color: var(--alert-500); }
.page-news .news-where__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 30px;
  padding-top: 22px;
  border-top: 1px dashed var(--hair);
}
.page-news .news-where__foot p {
  margin: 0;
  max-width: 66ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--muted);
}
.page-news .news-where__foot a:not(.btn) {
  color: var(--lime-400);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 700px 以上 ---------- */
@media (min-width: 700px) {
  .page-news .news-entry__head {
    grid-template-columns: 48px 1fr 132px;
    gap: 4px 18px;
    padding: 22px 18px 22px 20px;
  }
  .page-news .news-entry__time {
    grid-column: auto;
    text-align: right;
    padding-top: 10px;
  }
  .page-news .news-entry__panel {
    padding: 0 18px 26px 86px;
  }
  .page-news .digest-item {
    grid-template-columns: 44px 1fr 178px;
    align-items: start;
  }
  .page-news .digest-item__meta {
    grid-column: auto;
    text-align: right;
    padding-top: 4px;
  }
}

/* ---------- 900px 以上：索引栏吸顶 ---------- */
@media (min-width: 900px) {
  .page-news .news-rail__sticky {
    position: sticky;
    top: 96px;
  }
  .page-news .news-topics__figure {
    margin-top: 6px;
  }
}

/* ---------- 窄屏保护 ---------- */
@media (max-width: 520px) {
  .page-news .news-hero__facts {
    gap: 8px 18px;
  }
  .page-news .news-hero__fact b { font-size: 19px; }
  .page-news .news-errata__card { border-left-width: 3px; }
  .page-news .news-entry__title { letter-spacing: 0; }
  .page-news .news-where__foot { flex-direction: column; align-items: flex-start; }
}

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