.page-news {
  --jn-line: rgba(47, 227, 208, 0.16);
  --jn-line-strong: rgba(47, 227, 208, 0.42);
  --jn-soft: rgba(148, 169, 192, 0.14);
  display: block;
  color: var(--text-100);
}

/* ---------- 首屏 ---------- */
.page-news .jn-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--gap-lg);
  padding-block: clamp(24px, 5vw, 52px) clamp(28px, 5vw, 56px);
  align-items: center;
}

.page-news .jn-hero-copy {
  min-width: 0;
}

.page-news .jn-hero-copy .breadcrumbs {
  margin-bottom: var(--gap);
}

.page-news .jn-hero-copy h1 {
  font-family: var(--font-display);
  font-size: clamp(30px, 6.2vw, 54px);
  line-height: 1.16;
  letter-spacing: 0.04em;
  font-weight: 700;
  margin: 10px 0 16px;
  max-width: 18ch;
}

.page-news .jn-hero-copy .section-lead {
  max-width: 40ch;
  line-height: 1.85;
  color: var(--text-400);
}

.page-news .jn-hero-media {
  aspect-ratio: 14 / 9;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--ink-700);
  background: var(--ink-850);
}

.page-news .jn-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* 本期摘要带：斜切块 */
.page-news .jn-digest {
  margin-top: var(--gap-lg);
  padding: 18px 22px 22px;
  background:
    linear-gradient(135deg, rgba(17, 28, 49, 0.98), rgba(17, 44, 72, 0.9));
  border: 1px solid var(--ink-700);
  border-left: 3px solid var(--cyan-400);
  border-radius: var(--r-md);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.page-news .jn-digest-title {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cyan-400);
  margin: 0 0 12px;
}

.page-news .jn-digest-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-news .jn-digest-list li {
  position: relative;
  padding-left: 16px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-100);
}

.page-news .jn-digest-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 6px;
  border-radius: var(--r-pill);
  background: var(--cyan-400);
}

.page-news .jn-homing {
  display: block;
  margin-top: var(--gap);
  height: 2px;
  border-radius: var(--r-pill);
  background: linear-gradient(90deg, var(--cyan-700), var(--cyan-400) 45%, var(--neon-500));
  position: relative;
}

.page-news .jn-homing .homing-dot {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translate(50%, -50%);
}

/* ---------- 通用章节微调 ---------- */
.page-news .section-head--split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--gap-lg);
  align-items: end;
}

.page-news .jn-versions-media {
  aspect-ratio: 10 / 7;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--ink-700);
  background: var(--ink-850);
}

.page-news .jn-versions-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ---------- 分类栏 + 条目流 ---------- */
.page-news .jn-board {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--gap-lg);
}

.page-news .jn-side {
  min-width: 0;
}

.page-news .jn-side-title {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--text-400);
  margin: 0 0 10px;
}

.page-news .jn-side .filter-bar {
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: thin;
}

.page-news .jn-side .filter-btn {
  flex: 0 0 auto;
}

.page-news .jn-stream {
  display: grid;
  min-width: 0;
}

.page-news .jn-item {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  padding: 22px 0 24px;
  border-top: 1px solid var(--jn-line);
}

.page-news .jn-item:last-child {
  border-bottom: 1px solid var(--jn-line);
}

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

.page-news .jn-num {
  margin: 0;
  padding-top: 5px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--text-400);
  transition: color 160ms var(--ease);
}

.page-news .jn-item:hover .jn-num,
.page-news .jn-item:focus-within .jn-num {
  color: var(--cyan-400);
}

.page-news .jn-item-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.page-news .jn-item-body h3 {
  font-family: var(--font-display);
  font-size: clamp(17px, 2.6vw, 21px);
  line-height: 1.5;
  letter-spacing: 0.02em;
  margin: 0 0 8px;
}

.page-news .jn-item-body p {
  margin: 0;
  font-size: 16px;
  line-height: 1.95;
  color: var(--text-400);
  max-width: 68ch;
}

.page-news .jn-item-body a {
  color: var(--cyan-400);
  border-bottom: 1px solid var(--jn-line-strong);
  text-decoration: none;
  transition: color 160ms var(--ease);
}

.page-news .jn-item-body a:hover {
  color: var(--neon-500);
}

/* ---------- 版本对照卡片 ---------- */
.page-news .jn-versions {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--gap);
  margin-top: var(--gap-lg);
}

.page-news .jn-version-card {
  display: grid;
  gap: 10px;
  align-content: start;
  border: 1px solid var(--ink-700);
  transition: border-color 160ms var(--ease);
}

.page-news .jn-version-card:hover {
  border-color: var(--cyan-400);
}

.page-news .jn-version-no {
  font-size: 26px;
  letter-spacing: 0.08em;
  color: var(--neon-500);
  margin: 0;
}

.page-news .jn-version-card h3 {
  font-size: 19px;
  letter-spacing: 0.02em;
  margin: 0;
}

.page-news .jn-version-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-400);
}

.page-news .jn-notice {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: 10px;
  border-top: 1px dashed var(--ink-700);
  color: var(--text-100) !important;
}

/* ---------- 旧档纸面区 ---------- */
.page-news .jn-archive {
  padding: clamp(22px, 4.5vw, 44px);
  border-radius: var(--r-lg);
}

.page-news .jn-archive-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--gap-lg);
  align-items: center;
}

.page-news .jn-archive-eyebrow {
  color: var(--ink-on-paper);
  opacity: 0.62;
}

.page-news .jn-archive-title {
  font-family: var(--font-archive);
  color: var(--ink-on-paper);
  font-size: clamp(22px, 4.4vw, 32px);
  line-height: 1.34;
  margin: 8px 0 12px;
}

.page-news .jn-archive .archive-note {
  color: var(--ink-on-paper);
  max-width: 34ch;
}

.page-news .jn-archive-media {
  aspect-ratio: 1 / 1;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--paper-300);
}

.page-news .jn-archive-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-news .jn-archive-list {
  list-style: none;
  margin: var(--gap-lg) 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-news .jn-archive-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 14px 0;
  border-top: 1px solid rgba(42, 36, 25, 0.18);
  color: var(--ink-on-paper);
}

.page-news .jn-archive-when {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: rgba(42, 36, 25, 0.66);
}

.page-news .jn-archive-what {
  font-family: var(--font-archive);
  font-size: clamp(16px, 2.6vw, 19px);
  line-height: 1.6;
}

.page-news .jn-archive-cta {
  margin: var(--gap-lg) 0 0;
}

/* ---------- 本地观察 ---------- */
.page-news .jn-observe {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--gap-lg);
}

.page-news .jn-observe-bars {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-news .jn-bar-row {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr) 52px;
  align-items: center;
  gap: 12px;
}

.page-news .jn-bar-label {
  font-size: 14px;
  color: var(--text-100);
}

.page-news .jn-bar-track {
  display: block;
  height: 10px;
  border-radius: var(--r-pill);
  background: var(--ink-800);
  border: 1px solid var(--ink-700);
  overflow: hidden;
}

.page-news .jn-bar-fill {
  display: block;
  height: 100%;
  width: var(--w, 0%);
  border-radius: var(--r-pill);
  background: linear-gradient(90deg, var(--cyan-700), var(--cyan-400));
}

.page-news .jn-w34 { --w: 34%; }
.page-news .jn-w25 { --w: 25%; }
.page-news .jn-w13 { --w: 13%; }
.page-news .jn-w12 { --w: 12%; }
.page-news .jn-w9 { --w: 9%; }
.page-news .jn-w7 { --w: 7%; }

.page-news .jn-bar-value {
  font-size: 13px;
  text-align: right;
  color: var(--text-400);
}

.page-news .jn-observe-media {
  aspect-ratio: 12 / 7;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--ink-700);
  background: var(--ink-850);
}

.page-news .jn-observe-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-news .jn-observe-facts {
  list-style: none;
  margin: var(--gap) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
}

.page-news .jn-observe-facts li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 6px 16px;
  padding: 10px 14px;
  border-radius: var(--r-sm);
  background: var(--ink-850);
  border: 1px solid var(--ink-700);
}

.page-news .jn-observe-facts .fact-key {
  font-size: 14px;
  color: var(--text-400);
}

.page-news .jn-observe-facts .fact-value {
  font-size: 14px;
  color: var(--cyan-400);
}

/* ---------- 更新节奏 ---------- */
.page-news .jn-cadence {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--gap-lg);
}

.page-news .jn-cadence-main .prose {
  color: var(--text-400);
}

.page-news .jn-cadence-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: var(--gap);
}

.page-news .jn-cadence-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  align-content: start;
}

.page-news .jn-cadence-list li {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 14px 0;
  border-top: 1px solid var(--jn-line);
}

.page-news .jn-cadence-list li:last-child {
  border-bottom: 1px solid var(--jn-line);
}

.page-news .jn-cadence-when {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan-400);
}

.page-news .jn-cadence-what {
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-100);
}

.page-news .jn-trust {
  margin: var(--gap-xl) 0 0;
  padding: 16px 20px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-400);
  border-left: 2px solid var(--cyan-700);
  background: linear-gradient(90deg, rgba(17, 28, 49, 0.9), rgba(17, 28, 49, 0));
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
}

/* ---------- 桌面增强 ---------- */
@media (min-width: 760px) {
  .page-news .section-head--split {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  }

  .page-news .jn-archive-grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  }

  .page-news .jn-archive-list li {
    grid-template-columns: 110px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }

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

@media (min-width: 900px) {
  .page-news .jn-hero {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr);
    gap: var(--gap-xl);
  }

  .page-news .jn-board {
    grid-template-columns: 190px minmax(0, 1fr);
    gap: var(--gap-xl);
  }

  .page-news .jn-side {
    position: sticky;
    top: calc(var(--header-h) + 20px);
    align-self: start;
  }

  .page-news .jn-side .filter-bar {
    flex-direction: column;
    flex-wrap: wrap;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-news .jn-side .filter-btn {
    width: 100%;
    text-align: left;
  }

  .page-news .jn-item {
    grid-template-columns: 52px minmax(0, 1fr);
    gap: 18px;
    padding: 26px 0 28px;
  }

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

  .page-news .jn-observe {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    gap: var(--gap-xl);
  }

  .page-news .jn-cadence {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: var(--gap-xl);
  }
}