.page-news {
  --news-rail-w: 240px;
  display: block;
  color: var(--cream);
  background: linear-gradient(180deg, var(--ink) 0%, var(--ink) 68%, var(--ink-2) 100%);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  padding: clamp(40px, 8vw, 92px) 0 clamp(32px, 5vw, 60px);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(130% 96% at 18% 0%, #000 0%, transparent 74%);
  mask-image: radial-gradient(130% 96% at 18% 0%, #000 0%, transparent 74%);
}

.page-news .news-hero__inner {
  position: relative;
  z-index: 1;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.page-news .news-hero__grid {
  display: grid;
  gap: 32px;
  margin-top: 26px;
}

.page-news .news-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(32px, 7vw, 74px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--cream);
}

.page-news .news-hero__lead .lede {
  margin: 18px 0 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(242, 237, 227, 0.8);
}

.page-news .news-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  align-items: center;
  margin-top: 26px;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--stone-light);
  font-variant-numeric: tabular-nums;
}

.page-news .news-strip strong {
  color: var(--amber);
  font-weight: 600;
}

.page-news .news-hero__side {
  position: relative;
  border: 1px solid var(--line-strong);
  background: linear-gradient(158deg, rgba(13, 42, 66, 0.92), rgba(7, 26, 43, 0.7));
  padding: 20px 20px 22px;
}

.page-news .news-hero__side::before,
.page-news .news-hero__side::after {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  border: 1px solid var(--copper);
  pointer-events: none;
}

.page-news .news-hero__side::before {
  top: -1px;
  left: -1px;
  border-right: 0;
  border-bottom: 0;
}

.page-news .news-hero__side::after {
  right: -1px;
  bottom: -1px;
  border-left: 0;
  border-top: 0;
}

.page-news .news-side__title {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--copper);
}

.page-news .news-bullets {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-news .news-bullets li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: start;
  font-size: 14px;
  line-height: 1.65;
  color: rgba(242, 237, 227, 0.82);
}

.page-news .news-bullets .status-dot {
  margin-top: 7px;
}

/* ---------- 主结构：左索引右正文 ---------- */
.page-news .news-layout {
  max-width: var(--shell);
  margin: 0 auto;
  padding: clamp(34px, 6vw, 64px) var(--gutter) clamp(48px, 8vw, 88px);
  display: grid;
  gap: 36px;
}

.page-news .news-rail {
  border-top: 2px solid var(--copper);
  padding-top: 16px;
  align-self: start;
}

.page-news .news-rail__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--copper);
}

.page-news .issue-list {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
}

.page-news .issue-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: baseline;
  padding: 9px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-news .issue-item.is-current {
  border-bottom-color: var(--copper);
}

.page-news .issue-no {
  font-family: var(--font-mono);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  color: var(--cream);
}

.page-news .issue-item.is-current .issue-no {
  color: var(--copper-bright);
}

.page-news .issue-tag {
  font-size: 12px;
  color: var(--stone-light);
  text-align: right;
}

.page-news .topic-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .topic-link {
  display: inline-block;
  padding: 6px 10px;
  border: 1px solid var(--line-strong);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--cream);
  text-decoration: none;
  transition: border-color 0.16s ease, color 0.16s ease, background-color 0.16s ease;
}

.page-news .topic-link:hover,
.page-news .topic-link:focus-visible {
  border-color: var(--copper-bright);
  color: var(--copper-bright);
  background-color: var(--tint-copper);
}

/* ---------- 正文流 ---------- */
.page-news .news-stream {
  display: grid;
  gap: clamp(44px, 7vw, 78px);
}

.page-news .news-section {
  scroll-margin-top: 96px;
}

.page-news .news-section__head {
  display: grid;
  gap: 8px;
  margin-bottom: 20px;
}

.page-news .news-section__index {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.page-news .news-section__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 3.6vw, 34px);
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-news .news-section p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.82;
  color: rgba(242, 237, 227, 0.82);
}

.page-news .news-inline-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 196, 198, 0.42);
  padding-bottom: 1px;
  transition: color 0.16s ease, border-color 0.16s ease;
}

.page-news .news-inline-link:hover,
.page-news .news-inline-link:focus-visible {
  color: var(--copper-bright);
  border-bottom-color: var(--copper-bright);
}

.page-news .news-figure {
  margin: 24px 0 26px;
  border: 1px solid var(--line);
  background: var(--ink-2);
}

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

.page-news .news-figure figcaption {
  padding: 9px 14px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--stone);
}

/* 路径图 */
.page-news .path-svg {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  margin: 24px 0 22px;
  padding: 14px 10px;
  border: 1px solid var(--line-soft);
  background: rgba(13, 42, 66, 0.42);
}

.page-news .path-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  fill: var(--stone-light);
}

.page-news .path-step {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  fill: var(--copper);
}

/* 版本信息带 */
.page-news .verband {
  margin-top: 24px;
  border: 1px solid var(--line-strong);
  background: linear-gradient(90deg, rgba(13, 42, 66, 0.92), rgba(7, 26, 43, 0.58));
}

.page-news .verband__row {
  display: grid;
  gap: 5px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line-soft);
}

.page-news .verband__row:last-child {
  border-bottom: 0;
}

.page-news .verband__ver {
  font-family: var(--font-mono);
  font-size: 15px;
  font-variant-numeric: tabular-nums;
  color: var(--copper-bright);
}

.page-news .verband__label {
  font-size: 14px;
  line-height: 1.6;
  color: rgba(242, 237, 227, 0.86);
}

.page-news .verband__scope {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--stone-light);
}

.page-news .verband__row.is-amber {
  background-color: rgba(242, 169, 59, 0.1);
  box-shadow: inset 3px 0 0 var(--amber);
}

.page-news .verband__row.is-amber .verband__ver {
  color: var(--amber);
}

/* 测试记录折叠条目 */
.page-news .test-entry {
  margin-bottom: 10px;
  border: 1px solid var(--line);
  background: rgba(13, 42, 66, 0.5);
  transition: border-color 0.16s ease;
}

.page-news .test-entry[open] {
  border-color: var(--line-strong);
}

.page-news .test-entry > summary {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  align-items: baseline;
  padding: 13px 16px;
  list-style: none;
  cursor: pointer;
  font-size: 14px;
  color: var(--cream);
}

.page-news .test-entry > summary::-webkit-details-marker {
  display: none;
}

.page-news .test-entry > summary::before {
  content: "+";
  display: inline-block;
  width: 12px;
  font-family: var(--font-mono);
  color: var(--copper);
}

.page-news .test-entry[open] > summary::before {
  content: "−";
  color: var(--copper-bright);
}

.page-news .test-entry > summary:hover,
.page-news .test-entry > summary:focus-visible {
  background-color: var(--tint-copper);
}

.page-news .test-entry__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-news .test-entry__title {
  font-weight: 600;
}

.page-news .test-entry__body {
  padding: 0 16px 16px;
}

.page-news .test-entry__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.76;
  color: rgba(242, 237, 227, 0.76);
}

/* 系列列表 */
.page-news .series-list {
  list-style: none;
  margin: 22px 0 18px;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-news .series-item {
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.page-news .series-item__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 6px;
}

.page-news .series-when {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--copper);
  border: 1px solid var(--line-strong);
  padding: 3px 8px;
}

.page-news .series-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--cream);
}

.page-news .series-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(242, 237, 227, 0.74);
}

/* 反馈 CTA */
.page-news .news-cta {
  display: grid;
  gap: 14px;
  padding: clamp(22px, 4vw, 34px);
  border: 1px solid var(--line-strong);
  background: linear-gradient(135deg, rgba(53, 196, 198, 0.1), rgba(200, 155, 90, 0.12));
}

.page-news .news-cta .news-section__index {
  color: var(--copper-bright);
}

.page-news .news-cta .news-section__title {
  font-size: clamp(20px, 3vw, 28px);
}

.page-news .news-cta p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(242, 237, 227, 0.84);
}

.page-news .news-cta .btn {
  justify-self: start;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .verband__row {
    grid-template-columns: 104px minmax(0, 1fr) 116px;
    align-items: center;
    gap: 16px;
  }

  .page-news .verband__scope {
    text-align: right;
  }

  .page-news .news-strip {
    gap: 10px 32px;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: end;
    gap: 48px;
  }

  .page-news .news-hero__side {
    padding: 24px 24px 26px;
  }
}

@media (min-width: 1000px) {
  .page-news .news-layout {
    grid-template-columns: var(--news-rail-w) minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-news .news-rail {
    position: sticky;
    top: 88px;
  }

  .page-news .issue-tag {
    text-align: left;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .topic-link,
  .page-news .news-inline-link,
  .page-news .test-entry {
    transition: none;
  }
}
<<<END>>>