.page-news {
  --news-gap: clamp(16px, 2.4vw, 28px);
  --news-text-soft: rgba(237, 228, 208, 0.68);
  background: var(--ink-900);
  color: var(--paper);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-news .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-block: 22px 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-news .breadcrumb a {
  color: var(--lime-soft);
  text-decoration: none;
}

.page-news .breadcrumb a:hover,
.page-news .breadcrumb a:focus-visible {
  text-decoration: underline;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding-block: clamp(20px, 4vw, 40px) clamp(32px, 5vw, 60px);
}

.page-news .news-hero__grid {
  display: grid;
  gap: clamp(22px, 4vw, 48px);
  align-items: center;
}

.page-news .hero-copy .eyebrow {
  color: var(--lime);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin: 0;
}

.page-news .hero-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(28px, 6vw, 58px);
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin: 14px 0 18px;
  color: var(--paper);
}

.page-news .hero-lede {
  max-width: 48ch;
  margin: 0 0 22px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--news-text-soft);
}

.page-news .hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .hero-figure {
  position: relative;
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  box-shadow: var(--shadow-panel);
  background: var(--panel);
}

.page-news .hero-figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 15, 13, 0) 45%, rgba(10, 15, 13, 0.72) 100%);
  pointer-events: none;
}

.page-news .hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
}

/* ---------- 章节头 ---------- */
.page-news .section {
  padding-block: clamp(30px, 5vw, 56px);
}

.page-news .chapter-head {
  display: grid;
  gap: 12px;
  margin-bottom: clamp(20px, 3vw, 34px);
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
}

.page-news .chapter-head__text {
  display: grid;
  gap: 10px;
}

.page-news .chapter-num {
  font-family: var(--font-mono);
  font-size: clamp(38px, 7vw, 64px);
  line-height: 0.9;
  letter-spacing: -0.03em;
  color: var(--line);
  font-variant-numeric: tabular-nums;
}

.page-news .chapter.is-active .chapter-num {
  color: var(--lime);
}

.page-news .chapter-head h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 3.4vw, 34px);
  line-height: 1.2;
  margin: 0;
  color: var(--paper);
}

.page-news .chapter-head .lede {
  max-width: 62ch;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--news-text-soft);
}

/* ---------- 三栏看板 ---------- */
.page-news .board {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap);
  align-items: start;
}

.page-news .board__index {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: var(--panel);
  padding: 16px;
}

.page-news .index-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-news .index-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .index-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 9px 12px;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-size: 13.5px;
  color: var(--paper);
  text-decoration: none;
  transition: background 0.18s var(--ease), color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-news .index-link:hover,
.page-news .index-link:focus-visible {
  background: rgba(200, 255, 74, 0.12);
  border-color: var(--line-soft);
  color: var(--lime-soft);
}

.page-news .index-link.is-active {
  background: var(--lime);
  color: var(--ink-900);
  font-weight: 700;
}

.page-news .index-count {
  font-family: var(--font-mono);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  opacity: 0.7;
}

/* ---------- 更新流 ---------- */
.page-news .stream-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-soft);
  margin-bottom: 4px;
}

.page-news .stream-head h3 {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--lime-soft);
}

.page-news .stream-count {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

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

.page-news .update-item {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 18px 14px 18px 16px;
  border-bottom: 1px dashed var(--line-soft);
  border-radius: var(--radius-md);
  transition: background 0.2s var(--ease);
}

.page-news .update-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  bottom: 16px;
  width: 3px;
  border-radius: 3px;
  background: var(--lime);
  opacity: 0;
  transition: opacity 0.2s var(--ease);
}

.page-news .update-item:hover {
  background: var(--panel);
}

.page-news .update-item:hover::before,
.page-news .update-item:focus-within::before {
  opacity: 1;
}

.page-news .update-num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  color: var(--line);
  padding-top: 4px;
  transition: color 0.2s var(--ease);
}

.page-news .update-item:hover .update-num {
  color: var(--lime);
}

.page-news .update-body {
  min-width: 0;
}

.page-news .update-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 7px;
}

.page-news .update-time {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-news .update-title {
  margin: 0 0 6px;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper);
}

.page-news .update-summary {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--news-text-soft);
}

/* ---------- 右栏 ---------- */
.page-news .board__aside {
  display: grid;
  gap: var(--news-gap);
}

.page-news .release-card {
  padding: 20px;
  border-radius: var(--radius-lg);
}

.page-news .release-card .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-800);
  opacity: 0.72;
}

.page-news .release-version {
  margin: 8px 0 6px;
  font-family: var(--font-mono);
  font-size: 44px;
  line-height: 1;
  font-weight: 700;
  color: var(--ink-800);
  font-variant-numeric: tabular-nums;
}

.page-news .release-card h3 {
  margin: 0 0 10px;
  font-size: 17px;
  line-height: 1.4;
  color: var(--ink-800);
}

.page-news .release-card p {
  margin: 0 0 12px;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(15, 36, 28, 0.82);
}

.page-news .release-card .disclosure-trigger {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid rgba(15, 36, 28, 0.32);
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--ink-800);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-news .release-card .disclosure-trigger:hover,
.page-news .release-card .disclosure-trigger:focus-visible {
  background: rgba(15, 36, 28, 0.08);
  border-color: rgba(15, 36, 28, 0.6);
}

.page-news .release-card .disclosure-panel {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed rgba(15, 36, 28, 0.28);
}

.page-news .release-card .disclosure-panel p:last-child {
  margin-bottom: 0;
}

.page-news .side-topic {
  padding: 20px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, var(--ink-800), var(--olive));
}

.page-news .side-topic .eyebrow {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-news .side-topic h3 {
  margin: 0 0 8px;
  font-size: 17px;
  line-height: 1.4;
  color: var(--paper);
}

.page-news .side-topic p {
  margin: 0 0 16px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--news-text-soft);
}

/* ---------- 使用技巧 ---------- */
.page-news .tips-grid {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
  align-items: start;
}

.page-news .tips-figure {
  margin: 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--panel);
}

.page-news .tips-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.page-news .tips-list {
  display: grid;
  gap: 18px;
}

.page-news .tip {
  padding: 4px 0 4px 16px;
  border-left: 3px solid var(--lime);
}

.page-news .tip-step {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.2em;
  color: var(--lime);
}

.page-news .tip h3 {
  margin: 0 0 7px;
  font-size: 16.5px;
  line-height: 1.4;
  color: var(--paper);
}

.page-news .tip p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--news-text-soft);
}

/* ---------- 专题 ---------- */
.page-news .topic-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(16px, 2.6vw, 24px);
  align-items: start;
}

.page-news .topic-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: var(--panel);
  transition: transform 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-news .topic-card:hover,
.page-news .topic-card:focus-within {
  transform: translateY(-4px);
  border-color: var(--lime);
}

.page-news .topic-card__figure {
  margin: 0;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  background: var(--ink-800);
}

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

.page-news .topic-body {
  display: grid;
  gap: 8px;
  padding: 18px;
}

.page-news .topic-body h3 {
  margin: 0;
  font-size: 16.5px;
  line-height: 1.42;
  color: var(--paper);
}

.page-news .topic-body p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--news-text-soft);
}

.page-news .topic-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  color: var(--muted);
  opacity: 0.65;
  transition: opacity 0.22s var(--ease), color 0.22s var(--ease);
}

.page-news .topic-card:hover .topic-meta,
.page-news .topic-card:focus-within .topic-meta {
  opacity: 1;
  color: var(--lime-soft);
}

/* ---------- 更新节奏 ---------- */
.page-news .cadence {
  display: grid;
  gap: clamp(22px, 3vw, 36px);
  align-items: start;
}

.page-news .cadence-track {
  position: relative;
  display: grid;
  gap: 22px;
  padding-left: 4px;
}

.page-news .cadence-track::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: linear-gradient(180deg, var(--lime), var(--line));
}

.page-news .cadence-item {
  position: relative;
  padding-left: 26px;
}

.page-news .cadence-dot {
  position: absolute;
  left: 0;
  top: 6px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  box-sizing: border-box;
  background: var(--ink-900);
  border: 2px solid var(--lime);
}

.page-news .cadence-label {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-news .cadence-item p:last-child {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--news-text-soft);
}

.page-news .cadence-cta {
  padding: 22px;
  border-radius: var(--radius-lg);
}

.page-news .cadence-cta h3 {
  margin: 0 0 10px;
  font-size: 17px;
  line-height: 1.4;
  color: var(--ink-800);
}

.page-news .cadence-cta p {
  margin: 0 0 18px;
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(15, 36, 28, 0.82);
}

.page-news .cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news .cadence-cta .btn--primary {
  background: var(--ink-800);
  color: var(--lime-soft);
  border-color: var(--ink-800);
}

.page-news .cadence-cta .btn--ghost {
  color: var(--ink-800);
  border-color: rgba(15, 36, 28, 0.42);
}

.page-news .cadence-cta .btn--ghost:hover,
.page-news .cadence-cta .btn--ghost:focus-visible {
  background: rgba(15, 36, 28, 0.1);
  border-color: rgba(15, 36, 28, 0.7);
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-news .index-list {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 760px) {
  .page-news .topic-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .topic-card:first-child {
    grid-column: span 2;
  }

  .page-news .topic-card:first-child .topic-card__figure {
    aspect-ratio: 21 / 8;
  }

  .page-news .chapter-head {
    grid-template-columns: auto minmax(0, 1fr);
    align-items: start;
    column-gap: clamp(16px, 2.6vw, 30px);
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(28px, 4vw, 56px);
  }

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

  .page-news .board__aside {
    grid-column: 1 / -1;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .page-news .tips-grid {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    gap: clamp(24px, 3.4vw, 44px);
  }

  .page-news .cadence {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }
}

@media (min-width: 1140px) {
  .page-news .board {
    grid-template-columns: 190px minmax(0, 1fr) 310px;
  }

  .page-news .board__aside {
    grid-column: auto;
    grid-template-columns: 1fr;
  }

  .page-news .topic-grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr) minmax(0, 1fr);
  }

  .page-news .topic-card:first-child {
    grid-column: auto;
  }

  .page-news .topic-card:first-child .topic-card__figure {
    aspect-ratio: 3 / 2;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .update-item,
  .page-news .topic-card,
  .page-news .update-num,
  .page-news .topic-meta {
    transition: none;
  }

  .page-news .topic-card:hover,
  .page-news .topic-card:focus-within {
    transform: none;
  }
}
<<<END>>>