.page-news {
  --news-pad: clamp(14px, 2.4vw, 28px);
  --news-radius: 18px;
}

/* ---------- 首屏 ---------- */
.page-news .journal-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 3.4vw, 44px) 0 clamp(34px, 5vw, 68px);
  color: var(--c-mist);
  background:
    radial-gradient(120% 150% at 88% 0%, rgba(47, 127, 120, .55) 0%, rgba(11, 42, 74, 0) 62%),
    var(--c-deep);
}

.page-news .journal-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .5;
  background-image:
    repeating-linear-gradient(0deg, var(--c-line-dark) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(90deg, var(--c-line-dark) 0 1px, transparent 1px 64px);
}

.page-news .journal-hero > .container {
  position: relative;
  z-index: 1;
}

.page-news .journal-hero .breadcrumb {
  font-size: .8125rem;
  letter-spacing: .02em;
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-news .journal-hero .breadcrumb a {
  color: rgba(247, 250, 248, .66);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .2s var(--ease), color .2s var(--ease);
}

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

.page-news .journal-hero .breadcrumb span {
  color: rgba(247, 250, 248, .9);
  margin: 0 .4em;
}

.page-news .journal-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 3.4vw, 46px);
}

.page-news .journal-hero__kicker {
  font-size: .75rem;
  letter-spacing: .16em;
  color: var(--c-amber);
  margin: 0 0 14px;
}

.page-news .journal-hero h1 {
  font-family: var(--font-head);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.1;
  font-size: clamp(1.9rem, 5vw, 3.5rem);
  margin: 0 0 18px;
  color: var(--c-mist);
}

.page-news .journal-hero .lede {
  max-width: 42ch;
  margin: 0;
  font-size: clamp(1rem, 1.3vw, 1.0625rem);
  line-height: 1.85;
  color: rgba(247, 250, 248, .82);
}

.page-news .journal-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 32px);
}

.page-news .journal-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(16px, 4vw, 42px);
  margin: clamp(24px, 3.4vw, 36px) 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--c-line-dark);
}

.page-news .journal-hero__stats dt {
  font-size: .6875rem;
  letter-spacing: .16em;
  color: rgba(247, 250, 248, .58);
  text-transform: uppercase;
}

.page-news .journal-hero__stats dd {
  margin: 6px 0 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  color: var(--c-amber);
}

.page-news .journal-hero__figure {
  margin: 0;
  border-radius: 6px 6px var(--news-radius) var(--news-radius);
  overflow: hidden;
  box-shadow: 0 34px 66px -40px rgba(0, 0, 0, .9);
}

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

/* ---------- 区块标题组 ---------- */
.page-news .ledger-head {
  max-width: 64ch;
  margin-bottom: clamp(22px, 3vw, 36px);
}

.page-news .ledger-head h2 {
  font-family: var(--font-head);
  font-weight: 800;
  letter-spacing: -.015em;
  line-height: 1.22;
  font-size: clamp(1.45rem, 2.9vw, 2.3rem);
  margin: 0 0 12px;
  color: var(--c-deep);
}

.page-news .ledger-head p {
  margin: 0;
  line-height: 1.8;
  color: var(--c-deep-mid);
}

/* ---------- 日志看板 ---------- */
.page-news .ledger {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 2.6vw, 34px);
}

.page-news .ledger__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: 0;
  opacity: 0;
  pointer-events: none;
}

.page-news .ledger__aside-title {
  font-size: .6875rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--c-celadon-deep);
  margin: 0 0 12px;
}

.page-news .ledger__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(18px, 2.2vw, 26px);
}

.page-news .ledger__chips label {
  cursor: pointer;
  font-size: .8125rem;
  line-height: 1;
  padding: 9px 14px;
  border-radius: 999px;
  border: 1px solid var(--c-line);
  background: var(--c-mist);
  color: var(--c-deep);
  transition: background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}

.page-news .ledger__chips label:hover {
  border-color: var(--c-celadon);
  color: var(--c-celadon-deep);
}

.page-news #lf-all:checked ~ .ledger__aside label[for="lf-all"],
.page-news #lf-nav:checked ~ .ledger__aside label[for="lf-nav"],
.page-news #lf-help:checked ~ .ledger__aside label[for="lf-help"],
.page-news #lf-dl:checked ~ .ledger__aside label[for="lf-dl"],
.page-news #lf-sub:checked ~ .ledger__aside label[for="lf-sub"],
.page-news #lf-metric:checked ~ .ledger__aside label[for="lf-metric"] {
  background: var(--c-deep);
  border-color: var(--c-deep);
  color: var(--c-mist);
}

.page-news .ledger__figure {
  margin: 0;
  max-width: 240px;
  border-radius: var(--news-radius);
  overflow: hidden;
  border: 1px solid var(--c-line);
}

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

.page-news .ledger__stream {
  display: flex;
  flex-direction: column;
  gap: clamp(12px, 1.7vw, 20px);
  min-width: 0;
}

.page-news #lf-nav:checked ~ .ledger__stream .log-item:not([data-cat="nav"]),
.page-news #lf-help:checked ~ .ledger__stream .log-item:not([data-cat="help"]),
.page-news #lf-dl:checked ~ .ledger__stream .log-item:not([data-cat="dl"]),
.page-news #lf-sub:checked ~ .ledger__stream .log-item:not([data-cat="sub"]),
.page-news #lf-metric:checked ~ .ledger__stream .log-item:not([data-cat="metric"]) {
  display: none;
}

/* ---------- 日志条目 ---------- */
.page-news .log-item {
  position: relative;
  padding: clamp(16px, 2.1vw, 26px);
  background: var(--c-mist);
  border: 1px solid var(--c-line-soft);
  border-left: 3px solid var(--c-celadon);
  border-radius: 3px var(--news-radius) var(--news-radius) 3px;
  box-shadow: var(--shadow-panel);
}

.page-news .log-item[data-cat="nav"] {
  border-left-color: var(--c-indigo);
}

.page-news .log-item[data-cat="help"] {
  border-left-color: var(--c-celadon);
}

.page-news .log-item[data-cat="dl"] {
  border-left-color: var(--c-deep-mid);
}

.page-news .log-item[data-cat="sub"] {
  border-left-color: var(--c-amber);
}

.page-news .log-item[data-cat="metric"] {
  border-left-color: var(--c-wine);
}

.page-news .log-item__head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 12px;
}

.page-news .log-item__ver {
  font-size: .75rem;
  letter-spacing: .06em;
  color: var(--c-deep);
  background: var(--c-sand);
  border-radius: 4px;
  padding: 3px 8px;
}

.page-news .log-item__when {
  margin-left: auto;
  font-size: .75rem;
  color: var(--c-deep-mid);
  opacity: .78;
}

.page-news .log-item__title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.05rem, 1.7vw, 1.2rem);
  line-height: 1.45;
  margin: 0 0 8px;
  color: var(--c-deep);
}

.page-news .log-item__text {
  margin: 0;
  line-height: 1.78;
  color: var(--c-deep-mid);
  max-width: 62ch;
}

.page-news .log-item__more {
  margin-top: 12px;
  border-top: 1px dashed var(--c-line);
  padding-top: 10px;
}

.page-news .log-item__more summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: .8125rem;
  color: var(--c-celadon-deep);
  padding: 2px 0;
}

.page-news .log-item__more summary::-webkit-details-marker {
  display: none;
}

.page-news .log-item__more summary::before {
  content: "＋ ";
}

.page-news .log-item__more[open] summary::before {
  content: "－ ";
}

.page-news .log-item__more summary:hover,
.page-news .log-item__more summary:focus-visible {
  color: var(--c-amber-deep);
}

.page-news .log-item__body {
  padding-top: 10px;
}

.page-news .log-item__body p {
  margin: 0 0 10px;
  line-height: 1.78;
  color: var(--c-deep-mid);
}

.page-news .log-item__body ul {
  margin: 0;
  padding-left: 1.15em;
  line-height: 1.8;
  color: var(--c-deep-mid);
  font-size: .9375rem;
}

.page-news .log-item__body li::marker {
  color: var(--c-celadon);
}

/* ---------- 时间轴 ---------- */
.page-news .timeline {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(196px, 1fr);
  gap: clamp(14px, 2vw, 26px);
  list-style: none;
  margin: 0;
  padding: 18px 0 16px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

.page-news .timeline__node {
  position: relative;
  scroll-snap-align: start;
  padding-top: 22px;
  border-top: 1px dashed var(--c-line);
  min-width: 0;
}

.page-news .timeline__dot {
  position: absolute;
  top: -6px;
  left: 0;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--c-celadon);
  box-shadow: 0 0 0 4px var(--c-sand);
}

.page-news .timeline__dot--end {
  background: var(--c-amber);
  box-shadow: 0 0 0 4px var(--c-sand), 0 0 0 8px rgba(232, 162, 58, .18);
}

.page-news .timeline__year {
  display: block;
  font-size: .75rem;
  letter-spacing: .12em;
  color: var(--c-celadon-deep);
  margin-bottom: 8px;
}

.page-news .timeline__node--end .timeline__year {
  color: var(--c-amber-deep);
}

.page-news .timeline__node h3 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.45;
  margin: 0 0 8px;
  color: var(--c-deep);
}

.page-news .timeline__node p {
  margin: 0;
  font-size: .875rem;
  line-height: 1.75;
  color: var(--c-deep-mid);
}

/* ---------- 订阅与导出 ---------- */
.page-news .journal-sub {
  color: var(--c-mist);
  background:
    radial-gradient(110% 130% at 10% 0%, rgba(47, 127, 120, .42) 0%, rgba(16, 42, 46, 0) 60%),
    linear-gradient(160deg, var(--c-deep) 0%, var(--c-ink) 100%);
}

.page-news .journal-sub__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.2vw, 44px);
  align-items: center;
}

.page-news .journal-sub__kicker {
  font-size: .6875rem;
  letter-spacing: .2em;
  color: var(--c-amber);
  margin: 0 0 12px;
}

.page-news .journal-sub h2 {
  font-family: var(--font-head);
  font-weight: 800;
  letter-spacing: -.015em;
  line-height: 1.22;
  font-size: clamp(1.4rem, 2.8vw, 2.2rem);
  margin: 0 0 14px;
  color: var(--c-mist);
}

.page-news .journal-sub__text {
  margin: 0 0 clamp(18px, 2.4vw, 26px);
  line-height: 1.85;
  color: rgba(247, 250, 248, .82);
  max-width: 46ch;
}

.page-news .journal-sub__facts {
  display: grid;
  gap: 2px;
  margin: 0 0 clamp(16px, 2vw, 22px);
}

.page-news .journal-sub__facts > div {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
  padding: 12px 0;
  border-top: 1px solid var(--c-line-dark);
  background: rgba(247, 250, 248, .04);
  border-radius: 6px;
  padding-left: 12px;
  padding-right: 12px;
}

.page-news .journal-sub__facts dt {
  font-size: .6875rem;
  letter-spacing: .14em;
  color: rgba(247, 250, 248, .55);
  text-transform: uppercase;
}

.page-news .journal-sub__facts dd {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--c-mist);
}

.page-news .journal-sub__note {
  margin: 0;
  font-size: .875rem;
  line-height: 1.8;
  color: var(--c-amber);
  border-left: 2px solid var(--c-amber);
  padding-left: 12px;
}

.page-news .journal-sub__figure {
  margin: 0;
  border-radius: var(--news-radius);
  overflow: hidden;
  border: 1px solid var(--c-line-dark);
}

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

/* ---------- 观察员 ---------- */
.page-news .journal-watch__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 40px);
  align-items: center;
}

.page-news .journal-watch__figure {
  margin: 0;
  border-radius: var(--news-radius);
  overflow: hidden;
  border: 1px solid var(--c-line);
  order: -1;
}

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

.page-news .journal-watch h2 {
  font-family: var(--font-head);
  font-weight: 800;
  letter-spacing: -.015em;
  line-height: 1.24;
  font-size: clamp(1.4rem, 2.7vw, 2.1rem);
  margin: 14px 0 12px;
  color: var(--c-deep);
}

.page-news .journal-watch__copy > p {
  margin: 0 0 16px;
  line-height: 1.85;
  color: var(--c-deep-mid);
  max-width: 48ch;
}

.page-news .checklist {
  list-style: none;
  margin: 0 0 clamp(18px, 2.4vw, 26px);
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news .checklist li {
  position: relative;
  padding-left: 24px;
  line-height: 1.7;
  color: var(--c-deep);
  font-size: .9375rem;
}

.page-news .checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .55em;
  width: 10px;
  height: 10px;
  border-radius: 2px;
  background: var(--c-celadon);
  box-shadow: 0 0 0 3px rgba(47, 127, 120, .16);
}

/* ---------- 下一步 ---------- */
.page-news .journal-next h2 {
  font-family: var(--font-head);
  font-weight: 800;
  letter-spacing: -.015em;
  font-size: clamp(1.4rem, 2.7vw, 2.1rem);
  margin: 0 0 clamp(18px, 2.4vw, 28px);
  color: var(--c-deep);
}

.page-news .journal-next__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(12px, 1.8vw, 20px);
}

.page-news .next-card {
  display: flex;
  flex-direction: column;
  padding: clamp(18px, 2.2vw, 26px);
  background: var(--c-mist);
  border: 1px solid var(--c-line-soft);
  border-radius: var(--news-radius);
  text-decoration: none;
  color: inherit;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
}

.page-news .next-card:hover,
.page-news .next-card:focus-visible {
  transform: translateY(-3px);
  border-color: var(--c-celadon);
  box-shadow: var(--shadow-panel);
}

.page-news .next-card h3 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.0625rem;
  margin: 0 0 8px;
  color: var(--c-deep);
}

.page-news .next-card p {
  margin: 0 0 16px;
  font-size: .9375rem;
  line-height: 1.75;
  color: var(--c-deep-mid);
}

.page-news .next-card__go {
  margin-top: auto;
  font-size: .75rem;
  letter-spacing: .12em;
  color: var(--c-celadon-deep);
}

.page-news .next-card:hover .next-card__go,
.page-news .next-card:focus-visible .next-card__go {
  color: var(--c-amber-deep);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .journal-sub__facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

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

@media (min-width: 900px) {
  .page-news .journal-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: center;
  }

  .page-news .journal-sub__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, .95fr);
  }

  .page-news .journal-watch__grid {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1fr);
  }

  .page-news .journal-watch__figure {
    order: 0;
  }

  .page-news .log-item:nth-child(even) {
    margin-left: clamp(0px, 1.8vw, 26px);
  }
}

@media (min-width: 960px) {
  .page-news .ledger {
    grid-template-columns: 258px minmax(0, 1fr);
    align-items: start;
  }

  .page-news .ledger__aside {
    position: sticky;
    top: 24px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-news .next-card,
  .page-news .ledger__chips label {
    transition: none;
  }

  .page-news .next-card:hover,
  .page-news .next-card:focus-visible {
    transform: none;
  }
}