.page-news {
  --news-tag-w: 76px;
  --news-indigo: #6E68D6;
  --news-wine: #C9556F;
  overflow-x: hidden;
}

@media (min-width: 720px) {
  .page-news {
    --news-tag-w: 96px;
  }
}

/* 首屏：对角切分 */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(130% 100% at 92% 0%, rgba(28, 26, 60, 0.88), transparent 62%),
    linear-gradient(155deg, var(--c-teal-deep) 0%, var(--c-deep) 56%);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(104deg, rgba(143, 163, 173, 0.07) 0 1px, transparent 1px 96px);
  pointer-events: none;
}

.page-news .news-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(28px, 5vw, 56px);
  padding: clamp(28px, 6vw, 64px) 0 clamp(36px, 7vw, 80px);
}

.page-news .news-hero h1 {
  margin: 14px 0 0;
  font-size: clamp(2rem, 7.2vw, 4.125rem);
  font-weight: 300;
  line-height: 1.08;
  letter-spacing: -0.02em;
}

.page-news .news-hero h1 strong {
  display: block;
  font-weight: 700;
  color: var(--c-coral);
}

.page-news .news-hero .lede {
  margin-top: 22px;
  color: var(--muted);
}

.page-news .news-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-news .news-hero-panel {
  position: relative;
  padding: clamp(20px, 3vw, 30px);
  padding-bottom: clamp(38px, 5vw, 56px);
  background: var(--c-indigo);
  border: 1px solid var(--line-strong);
  clip-path: polygon(0 0, 100% 0, 100% 84%, 0 100%);
}

.page-news .panel-flag {
  margin: 0;
  font-size: var(--step-2);
  letter-spacing: 0.08em;
  color: var(--c-verify);
}

.page-news .panel-index {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.page-news .panel-index li {
  border-top: 1px solid var(--line);
}

.page-news .panel-index a {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 12px 0;
  color: var(--fg);
  font-size: var(--step-3);
  text-decoration: none;
  transition: color 0.24s var(--ease);
}

.page-news .panel-index a:hover,
.page-news .panel-index a:focus-visible {
  color: var(--c-coral);
}

.page-news .panel-index .mono {
  font-size: var(--step-2);
  color: var(--c-slate);
}

.page-news .panel-note {
  margin: 18px 0 0;
  font-size: var(--step-2);
  line-height: 1.65;
  color: var(--c-slate);
}

@media (min-width: 900px) {
  .page-news .news-hero-inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: end;
  }
}

/* 章节头 */
.page-news .section-head {
  display: block;
}

.page-news .section-head h2 {
  margin: 10px 0 0;
  font-size: clamp(1.5rem, 4.4vw, 2.25rem);
  font-weight: 300;
  line-height: 1.2;
}

.page-news .section-sub {
  margin: 12px 0 0;
  max-width: 46ch;
  font-size: var(--step-3);
  line-height: 1.7;
  color: var(--muted);
}

/* 系列色带 */
.page-news .series-stripe {
  display: grid;
  gap: 1px;
  margin-top: clamp(24px, 4vw, 40px);
  border: 1px solid var(--line);
  background: var(--line);
}

.page-news .stripe-cell {
  display: grid;
  gap: 6px;
  padding: 18px 20px;
  background: var(--c-deep);
  border-top: 3px solid var(--c-coral);
  color: var(--fg);
  text-decoration: none;
  transition: background 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-news .stripe-cell:hover,
.page-news .stripe-cell:focus-visible {
  background: var(--c-teal-deep);
  transform: translateY(-2px);
}

.page-news .stripe-cell--version {
  border-top-color: var(--c-verify);
}

.page-news .stripe-cell--test {
  border-top-color: var(--news-indigo);
}

.page-news .stripe-cell--season {
  border-top-color: var(--news-wine);
}

.page-news .stripe-no {
  font-size: var(--step-1);
  color: var(--c-slate);
  letter-spacing: 0.1em;
}

.page-news .stripe-name {
  font-size: var(--step-4);
  font-weight: 600;
  letter-spacing: 0.04em;
}

.page-news .stripe-meta {
  font-size: var(--step-2);
  color: var(--muted);
  line-height: 1.5;
}

@media (min-width: 720px) {
  .page-news .series-stripe {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-news .series-stripe {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* 系列卡片：错位网格 */
.page-news .series-grid {
  display: grid;
  gap: clamp(18px, 3vw, 30px);
  margin-top: clamp(26px, 4vw, 42px);
}

.page-news .series-card {
  --card-accent: var(--c-coral);
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(18px, 2.4vw, 26px);
  border: 1px solid var(--line);
  border-top: 2px solid var(--card-accent);
  background: linear-gradient(180deg, rgba(10, 46, 51, 0.6), rgba(6, 26, 36, 0.15));
}

.page-news .series-card--version {
  --card-accent: var(--c-verify);
}

.page-news .series-card--test {
  --card-accent: var(--news-indigo);
}

.page-news .series-card--season {
  --card-accent: var(--news-wine);
  background: linear-gradient(180deg, rgba(82, 23, 42, 0.42), rgba(6, 26, 36, 0.15));
}

.page-news .series-card h3 {
  margin: 0;
  font-size: var(--step-5);
  font-weight: 600;
  letter-spacing: 0.02em;
}

.page-news .series-card p {
  margin: 0;
  font-size: var(--step-3);
  line-height: 1.72;
  color: var(--muted);
}

.page-news .series-no {
  font-size: var(--step-1);
  letter-spacing: 0.16em;
  color: var(--card-accent);
}

.page-news .series-foot {
  margin-top: auto;
  padding-top: 8px;
  font-size: var(--step-2);
  letter-spacing: 0.02em;
  color: var(--c-slate);
}

.page-news .series-cover {
  order: -1;
  margin-bottom: 6px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--c-ink);
}

.page-news .series-cover img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

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

@media (min-width: 1000px) {
  .page-news .series-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    align-items: start;
  }

  .page-news .series-card:nth-child(1) {
    grid-column: span 7;
  }

  .page-news .series-card:nth-child(2) {
    grid-column: span 5;
    margin-top: 36px;
  }

  .page-news .series-card:nth-child(3) {
    grid-column: span 5;
  }

  .page-news .series-card:nth-child(4) {
    grid-column: span 7;
    margin-top: 36px;
  }
}

/* 笔记列表 */
.page-news .note-list {
  margin-top: clamp(24px, 4vw, 38px);
  border-top: 1px solid var(--line);
}

.page-news .note {
  border-bottom: 1px solid var(--line);
}

.page-news .note-row {
  position: relative;
  display: grid;
  grid-template-columns: var(--news-tag-w) minmax(0, 1fr);
  gap: 8px 16px;
  align-items: start;
  padding: clamp(16px, 2.4vw, 26px) 0;
  list-style: none;
  cursor: pointer;
  transition: transform 0.36s var(--ease), background 0.36s var(--ease);
}

.page-news .note-row::-webkit-details-marker {
  display: none;
}

.page-news .note-row:focus-visible {
  outline: 2px solid var(--c-verify);
  outline-offset: 4px;
}

.page-news .note-row:hover {
  background: rgba(10, 46, 51, 0.42);
}

.page-news .note[open] .note-row,
.page-news .note-row:hover {
  transform: translateX(4px);
}

.page-news .note-tag {
  font-size: 11px;
  font-weight: 600;
  line-height: 1.45;
  letter-spacing: 0.14em;
  color: var(--c-coral);
}

.page-news .note--version .note-tag {
  color: var(--c-verify);
}

.page-news .note--test .note-tag {
  color: var(--news-indigo);
}

.page-news .note--season .note-tag {
  color: var(--news-wine);
}

.page-news .note-main {
  display: grid;
  gap: 8px;
  min-width: 0;
}

.page-news .note-title {
  font-size: clamp(1rem, 2.6vw, 1.25rem);
  line-height: 1.5;
  color: var(--fg);
}

.page-news .note-meta {
  font-size: var(--step-2);
  letter-spacing: 0.02em;
  color: var(--c-slate);
}

.page-news .note-thumb {
  display: none;
}

.page-news .note-body {
  padding: 0 0 clamp(18px, 2.6vw, 26px);
}

.page-news .note-body p {
  margin: 0;
  max-width: 60ch;
  font-size: var(--step-3);
  line-height: 1.78;
  color: var(--muted);
}

.page-news .note-body a {
  color: var(--c-verify);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .note-body a:hover {
  color: var(--c-coral);
}

@media (min-width: 620px) {
  .page-news .note-body {
    padding-left: calc(var(--news-tag-w) + 16px);
  }
}

@media (min-width: 900px) {
  .page-news .note-row {
    padding-right: 84px;
  }

  .page-news .note-thumb {
    display: block;
    position: absolute;
    right: 0;
    top: 50%;
    width: 60px;
    height: 60px;
    translate: 0 -50%;
    opacity: 0;
    border: 1px solid var(--line-strong);
    background-image: repeating-linear-gradient(118deg, rgba(255, 107, 61, 0.5) 0 2px, transparent 2px 10px);
    transition: opacity 0.3s var(--ease);
    pointer-events: none;
  }

  .page-news .note--version .note-thumb {
    background-image: repeating-linear-gradient(118deg, rgba(47, 211, 181, 0.5) 0 2px, transparent 2px 10px);
  }

  .page-news .note--test .note-thumb {
    background-image: repeating-linear-gradient(118deg, rgba(110, 104, 214, 0.55) 0 2px, transparent 2px 10px);
  }

  .page-news .note--season .note-thumb {
    background-image: repeating-linear-gradient(118deg, rgba(201, 85, 111, 0.55) 0 2px, transparent 2px 10px);
  }

  .page-news .note:hover .note-thumb {
    opacity: 1;
  }
}

/* 版本时间轴 */
.page-news .timeline {
  list-style: none;
  margin: clamp(24px, 4vw, 38px) 0 0;
  padding: 0;
}

.page-news .tl-item {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr);
  gap: 10px 18px;
  padding: clamp(18px, 2.6vw, 28px) 0;
  border-top: 1px solid var(--line);
}

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

.page-news .tl-mark {
  display: grid;
  gap: 8px;
  align-content: start;
}

.page-news .tl-ver {
  font-size: var(--step-3);
  letter-spacing: 0.02em;
  color: var(--c-mist);
}

.page-news .tl-ver--now {
  color: var(--c-coral);
}

.page-news .tl-flag {
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--c-slate);
}

.page-news .tl-body h3 {
  margin: 0;
  font-size: var(--step-4);
  font-weight: 600;
  line-height: 1.45;
}

.page-news .tl-body p {
  margin: 10px 0 0;
  max-width: 62ch;
  font-size: var(--step-3);
  line-height: 1.75;
  color: var(--muted);
}

.page-news .tl-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.page-news .tl-tag {
  padding: 4px 10px;
  border: 1px solid var(--line-strong);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--c-slate);
}

.page-news .versions-foot {
  margin: 26px 0 0;
  font-size: var(--step-3);
  line-height: 1.75;
  color: var(--muted);
}

.page-news .versions-foot a {
  color: var(--c-verify);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .versions-foot a:hover {
  color: var(--c-coral);
}

@media (min-width: 860px) {
  .page-news .tl-item {
    grid-template-columns: 120px minmax(0, 1fr);
    gap: 10px 28px;
  }
}

/* 模块实测 */
.page-news .module-layout {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  margin-top: clamp(24px, 4vw, 38px);
}

.page-news .module-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-news .module-list li {
  display: grid;
  gap: 6px;
  padding: 16px 20px;
  background: var(--c-deep);
  transition: background 0.3s var(--ease);
}

.page-news .module-list li:hover {
  background: var(--c-teal-deep);
}

.page-news .module-list h3 {
  margin: 0;
  font-size: var(--step-4);
  font-weight: 600;
  letter-spacing: 0.04em;
}

.page-news .module-list p {
  margin: 0;
  font-size: var(--step-3);
  line-height: 1.72;
  color: var(--muted);
}

.page-news .module-sample {
  font-size: var(--step-1);
  letter-spacing: 0.14em;
  color: var(--c-verify);
}

.page-news .module-figure {
  margin: 0;
  align-self: start;
}

.page-news .module-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

.page-news .media-caption {
  margin-top: 10px;
  font-size: var(--step-2);
  line-height: 1.6;
  color: var(--c-slate);
}

@media (min-width: 900px) {
  .page-news .module-layout {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
  }

  .page-news .module-figure {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }
}

/* 归档回看 */
.page-news .archive-banner {
  margin: 0 0 clamp(24px, 4vw, 40px);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--c-ink);
}

.page-news .archive-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 5;
  object-fit: cover;
}

.page-news .archive-grid {
  display: grid;
  gap: 1px;
  margin-top: clamp(24px, 4vw, 36px);
  border: 1px solid var(--line);
  background: var(--line);
}

.page-news .archive-stage {
  display: grid;
  gap: 8px;
  padding: 20px;
  background: linear-gradient(180deg, rgba(28, 26, 60, 0.6), rgba(6, 26, 36, 0.3));
}

.page-news .archive-range {
  margin: 0;
  font-size: var(--step-2);
  letter-spacing: 0.06em;
  color: var(--c-coral);
}

.page-news .archive-stage h3 {
  margin: 0;
  font-size: var(--step-4);
  font-weight: 600;
}

.page-news .archive-stage p {
  margin: 0;
  font-size: var(--step-3);
  line-height: 1.72;
  color: var(--muted);
}

.page-news .archive-foot {
  margin: clamp(22px, 3.4vw, 32px) 0 0;
  max-width: 68ch;
  font-size: var(--step-3);
  line-height: 1.8;
  color: var(--muted);
}

.page-news .archive-foot a {
  color: var(--c-verify);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .archive-foot a:hover {
  color: var(--c-coral);
}

@media (min-width: 760px) {
  .page-news .archive-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* 动效降级 */
@media (prefers-reduced-motion: reduce) {
  .page-news .stripe-cell,
  .page-news .note-row,
  .page-news .note-thumb,
  .page-news .module-list li,
  .page-news .panel-index a {
    transition: none;
  }

  .page-news .stripe-cell:hover,
  .page-news .note[open] .note-row,
  .page-news .note-row:hover {
    transform: none;
  }
}
<<<END>>>