/* ============ 更新记录 · 页面专属样式 ============ */
.page-news {
  --jn-line: rgba(11, 79, 65, 0.10);
  --jn-rule: rgba(46, 69, 104, 0.20);
  --jn-track-line: rgba(21, 122, 99, 0.28);
  background: var(--paper);
  color: var(--ink);
  overflow-x: clip;
}

.page-news [data-filter-item][hidden] {
  display: none !important;
}

.page-news .jn-crumbs {
  padding-top: 1.5rem;
}

/* ---------- 首屏 ---------- */
.page-news .jn-hero {
  position: relative;
  border-bottom: 1px solid var(--edge);
  background-color: var(--paper);
  background-image:
    linear-gradient(var(--jn-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--jn-line) 1px, transparent 1px);
  background-size: 34px 34px;
  background-position: -1px -1px;
}

.page-news .jn-hero__grid {
  display: grid;
  gap: 2rem;
  padding: clamp(2rem, 7vw, 4.25rem) 0;
}

.page-news .jn-hero__copy h1 {
  margin: 0 0 1rem;
  font-size: clamp(1.85rem, 1.3rem + 2.6vw, 3.05rem);
  line-height: 1.18;
  letter-spacing: 0.005em;
  font-weight: 800;
  color: var(--jade-deep);
}

.page-news .jn-hero__copy .lede {
  max-width: 46ch;
  margin: 0 0 1.6rem;
  font-size: 1.02rem;
  line-height: 1.78;
  color: var(--body-soft);
}

.page-news .jn-hero__panel {
  background: var(--indigo);
  color: #E9EFF7;
  border-top: 3px solid var(--amber);
  padding: 1.5rem 1.4rem 1.7rem;
  box-shadow: var(--stack);
}

.page-news .jn-hero__panel-label {
  margin: 0 0 1.1rem;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--amber);
}

.page-news .jn-stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.page-news .jn-stats li {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: baseline;
  gap: 0 0.5rem;
  padding-top: 0.9rem;
  border-top: 1px dashed rgba(255, 255, 255, 0.22);
}

.page-news .jn-stats li:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-news .jn-stats__num {
  font-family: var(--font-mono);
  font-size: 1.85rem;
  font-weight: 700;
  line-height: 1;
  color: var(--amber);
}

.page-news .jn-stats__unit {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: #A9BACD;
}

.page-news .jn-stats__cap {
  grid-column: 1 / -1;
  margin-top: 0.4rem;
  font-size: 0.84rem;
  line-height: 1.55;
  color: #C6D3E2;
}

/* ---------- 更新总览 ---------- */
.page-news .jn-overview {
  padding: clamp(2.5rem, 6vw, 4.5rem) 0;
}

.page-news .jn-overview .lede,
.page-news .jn-timeline .lede,
.page-news .jn-actions .lede {
  max-width: 62ch;
}

.page-news .jn-overview__grid {
  display: grid;
  gap: 1.9rem;
  margin-top: 1.9rem;
}

.page-news .jn-overview__media {
  background: var(--white);
  border: 1px solid var(--edge);
  padding: 8px;
  box-shadow: var(--stack-soft);
}

.page-news .jn-legend {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--edge);
}

.page-news .jn-legend__item {
  padding: 0.95rem 0;
  border-bottom: 1px solid var(--edge);
}

.page-news .jn-legend__name {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 0.3rem;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--jade-deep);
}

.page-news .jn-legend__dot {
  flex: none;
  width: 9px;
  height: 9px;
  border-radius: 50%;
}

.page-news .jn-legend__dot--jade { background: var(--jade); }
.page-news .jn-legend__dot--indigo { background: var(--indigo-mid); }
.page-news .jn-legend__dot--slate { background: var(--slate); }
.page-news .jn-legend__dot--amber { background: var(--amber); }

.page-news .jn-legend__desc {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.65;
  color: var(--body-soft);
}

/* ---------- 时间轴 ---------- */
.page-news .jn-timeline {
  padding: clamp(2.5rem, 6vw, 4.5rem) 0;
  border-top: 1px solid var(--edge);
  background: linear-gradient(180deg, rgba(215, 239, 230, 0.55), rgba(248, 245, 239, 0) 340px);
}

.page-news .jn-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.7rem 1rem;
  margin: 1.6rem 0 2.2rem;
  padding: 0.85rem 1rem;
  background: var(--white);
  border: 1px solid var(--edge);
  border-left: 3px solid var(--jade);
  box-shadow: var(--stack-soft);
}

.page-news .jn-filter__label {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--jade-deep);
}

.page-news .jn-filter__input {
  flex: 1 1 200px;
  min-width: 0;
  padding: 0.5rem 0.75rem;
  font-family: inherit;
  font-size: 0.9rem;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--edge);
  border-radius: var(--radius);
}

.page-news .jn-filter__input::placeholder {
  color: var(--slate);
}

.page-news .jn-filter__input:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 1px;
  border-color: var(--amber);
}

.page-news .jn-filter__count {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--slate);
}

.page-news .jn-track {
  position: relative;
}

.page-news .jn-entry {
  position: relative;
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  column-gap: 0.9rem;
  padding-bottom: 1.5rem;
}

.page-news .jn-entry::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 16px;
  bottom: 0;
  width: 1px;
  background: var(--jn-track-line);
}

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

.page-news .jn-entry:last-child::before {
  display: none;
}

.page-news .jn-entry__node {
  position: relative;
  z-index: 1;
  width: 13px;
  height: 13px;
  margin: 5px 0 0 6px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--jade);
  box-shadow: 0 0 0 4px var(--paper);
}

.page-news .jn-entry__body {
  padding-bottom: 1.2rem;
  border-bottom: 1px dashed var(--jn-rule);
}

.page-news .jn-entry:last-child .jn-entry__body {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-news .jn-entry__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem 0.7rem;
  margin: 0 0 0.5rem;
}

.page-news .jn-entry__time {
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  color: var(--jade-deep);
}

.page-news .jn-entry__title {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  line-height: 1.5;
  font-weight: 700;
  color: var(--ink);
}

.page-news .jn-entry__summary {
  margin: 0 0 0.7rem;
  max-width: 62ch;
  font-size: 0.92rem;
  line-height: 1.72;
  color: var(--body-soft);
}

.page-news .jn-entry__figure {
  margin: 0 0 0.9rem;
  max-width: 460px;
}

.page-news .jn-entry__more {
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--edge-soft);
  border-radius: var(--radius);
  padding: 0 0.85rem;
}

.page-news .jn-entry__more > summary {
  cursor: pointer;
  padding: 0.55rem 0;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--jade-deep);
}

.page-news .jn-entry__points {
  margin: 0.2rem 0 0.85rem;
  padding-left: 1.1rem;
}

.page-news .jn-entry__points li {
  margin-bottom: 0.3rem;
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--body-soft);
}

/* ---------- 2024 年 10 月基准节点 ---------- */
.page-news .jn-checkpoint {
  padding: clamp(2.5rem, 6vw, 4.5rem) 0;
  background: var(--indigo);
  color: #E4EBF4;
}

.page-news .jn-checkpoint__grid {
  display: grid;
  gap: 2rem;
}

.page-news .jn-checkpoint .eyebrow {
  color: var(--amber);
}

.page-news .jn-checkpoint h2 {
  margin: 0.35rem 0 1rem;
  font-family: var(--font-mono);
  font-size: clamp(1.7rem, 1.2rem + 2vw, 2.6rem);
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: var(--white);
}

.page-news .jn-checkpoint__lede {
  max-width: 52ch;
  margin: 0 0 1.5rem;
  font-size: 0.98rem;
  line-height: 1.78;
  color: #BFCEDF;
}

.page-news .jn-checkpoint__list {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.page-news .jn-checkpoint__list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.55rem 0.9rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  font-size: 0.9rem;
  line-height: 1.65;
  color: #D3DEEE;
}

.page-news .jn-checkpoint__key {
  flex: none;
  min-width: 3.6rem;
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--amber);
}

.page-news .jn-checkpoint__note {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.7;
  color: #BFCEDF;
}

.page-news .jn-checkpoint__note a {
  color: var(--amber-light);
  text-underline-offset: 3px;
}

.page-news .jn-checkpoint__media {
  border: 1px solid rgba(255, 255, 255, 0.22);
  padding: 8px;
}

/* ---------- 下一步 ---------- */
.page-news .jn-actions {
  padding: clamp(2.5rem, 6vw, 4.5rem) 0;
  border-top: 1px solid var(--edge);
}

.page-news .jn-actions__grid {
  display: grid;
  gap: 1rem;
  margin-top: 1.8rem;
}

.page-news .jn-action {
  display: block;
  padding: 1.35rem 1.3rem 1.45rem;
  text-decoration: none;
  color: inherit;
  background: var(--white);
  border: 1px solid var(--edge);
  border-top: 3px solid var(--jade);
  box-shadow: var(--stack-soft);
  transition:
    transform var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}

.page-news .jn-action:hover,
.page-news .jn-action:focus-visible {
  transform: translateY(-3px);
  border-top-color: var(--amber);
  box-shadow: var(--stack);
}

.page-news .jn-action__num {
  display: block;
  margin-bottom: 0.7rem;
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: var(--slate);
}

.page-news .jn-action__title {
  display: block;
  margin-bottom: 0.45rem;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--jade-deep);
}

.page-news .jn-action__desc {
  display: block;
  margin-bottom: 0.9rem;
  font-size: 0.87rem;
  line-height: 1.65;
  color: var(--body-soft);
}

.page-news .jn-action__go {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--amber);
}

.page-news .jn-actions__foot {
  margin: 1.75rem 0 0;
  padding-top: 1.1rem;
  border-top: 1px dashed var(--jn-rule);
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--slate);
}

.page-news .jn-actions__foot a {
  color: var(--jade);
  text-underline-offset: 3px;
}

/* ---------- 图片自适应 ---------- */
.page-news .media-frame img {
  display: block;
  max-width: 100%;
  height: auto;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-news .jn-actions__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .jn-hero__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(300px, 0.8fr);
    align-items: end;
    gap: 3rem;
  }

  .page-news .jn-overview__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
    align-items: start;
    gap: 2.5rem;
  }

  .page-news .jn-checkpoint__grid {
    grid-template-columns: minmax(0, 1fr) minmax(260px, 0.72fr);
    align-items: center;
    gap: 3rem;
  }
}

@media (min-width: 1120px) {
  .page-news .jn-entry {
    grid-template-columns: 34px minmax(0, 1fr);
    column-gap: 1.2rem;
  }

  .page-news .jn-entry::before {
    left: 16px;
  }

  .page-news .jn-entry__node {
    margin-left: 10px;
  }
}

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

  .page-news .jn-action:hover,
  .page-news .jn-action:focus-visible {
    transform: none;
  }
}