.page-news {
  --news-side: 300px;
  --news-tag-version: #35D6E8;
  --news-tag-scene: #3ED08A;
  --news-tag-maint: #FFC24B;
  --news-tag-topic: #FF6B2C;
  background: var(--ink);
  color: var(--text);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  padding: clamp(26px, 5vw, 48px) 0 clamp(38px, 6vw, 56px);
  border-bottom: 1px solid var(--hair);
  overflow: hidden;
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  top: -22%;
  right: -14%;
  width: 70%;
  height: 152%;
  background: linear-gradient(150deg, rgba(53, 214, 232, .18), rgba(58, 107, 255, .05) 55%, transparent 78%);
  clip-path: polygon(30% 0, 100% 0, 100% 100%, 0 72%);
  pointer-events: none;
}

.page-news .news-hero .breadcrumb {
  position: relative;
  z-index: 1;
}

.page-news .hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 30px;
  margin-top: 22px;
}

.page-news .hero-index {
  margin: 0;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--cyan);
}

.page-news .news-hero h1 {
  margin: 14px 0 0;
  font-size: clamp(30px, 5.4vw, 52px);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-news .hero-lede {
  margin: 18px 0 0;
  max-width: 620px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}

.page-news .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-news .hero-board {
  padding: 20px 20px 16px;
  border: 1px solid var(--hair-strong);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(23, 31, 61, .96), rgba(12, 18, 38, .92));
  box-shadow: 0 18px 40px rgba(3, 6, 18, .45);
}

.page-news .board-label {
  margin: 0;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--muted);
}

.page-news .board-list {
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
}

.page-news .board-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 11px 0;
  border-bottom: 1px solid var(--hair);
}

.page-news .board-key {
  font-size: 12.5px;
  color: var(--muted);
  letter-spacing: .04em;
}

.page-news .board-val {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
}

.page-news .board-val--accent {
  color: var(--orange);
}

.page-news .board-foot {
  margin: 14px 0 0;
  font-size: 12px;
  color: var(--muted);
}

/* ---------- 主体框架 ---------- */
.page-news .news-body {
  padding-top: clamp(38px, 6vw, 64px);
  padding-bottom: clamp(52px, 8vw, 88px);
}

.page-news .news-grid {
  display: grid;
  gap: 40px;
}

.page-news .news-main {
  min-width: 0;
}

.page-news .news-main > .section + .section {
  margin-top: clamp(38px, 5vw, 56px);
}

.page-news .panel-title {
  margin: 8px 0 0;
  font-size: clamp(21px, 2.6vw, 30px);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -.01em;
  color: inherit;
}

.page-news .panel-index {
  margin: 0;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-news .panel--paper .panel-index {
  color: var(--blue);
}

.page-news .panel--paper .panel-title {
  color: var(--paper-ink);
}

.page-news .news-lede {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
  max-width: 660px;
}

.page-news .news-lede--paper {
  color: var(--paper-muted);
}

.page-news .figure {
  margin: 0 0 22px;
  border: 1px solid var(--hair);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel-soft);
}

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

.page-news .figure-cap {
  padding: 10px 14px;
  border-top: 1px solid var(--hair);
  font-size: 12px;
  color: var(--muted);
}

.page-news .panel--paper + .figure,
.page-news .panel + .figure {
  margin-top: 22px;
  margin-bottom: 0;
}

.page-news .panel-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

/* ---------- 筛选与列表 ---------- */
.page-news .filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.page-news .entry-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  border-top: 1px solid var(--hair);
}

.page-news .entry-list--earlier {
  margin-top: 0;
  border-top: 0;
}

.page-news .entry-row {
  display: grid;
  gap: 10px;
  padding: 16px 12px 18px;
  border-bottom: 1px solid var(--hair);
  border-left: 2px solid transparent;
  transition: background-color .22s var(--ease), border-left-color .22s var(--ease), transform .22s var(--ease);
}

.page-news .entry-row:hover,
.page-news .entry-row:focus-within {
  background: var(--panel);
  border-left-color: var(--orange);
  transform: translateX(4px);
}

.page-news .entry-side {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}

.page-news .tag {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border: 1px solid currentColor;
  border-radius: var(--radius);
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: .06em;
}

.page-news .tag--version { color: var(--news-tag-version); }
.page-news .tag--scene { color: var(--news-tag-scene); }
.page-news .tag--maint { color: var(--news-tag-maint); }
.page-news .tag--topic { color: var(--news-tag-topic); }

.page-news .entry-time {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: .06em;
}

.page-news .entry-main {
  min-width: 0;
}

.page-news .entry-title {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.5;
  letter-spacing: -.005em;
  color: var(--text);
}

.page-news .entry-desc {
  margin: 8px 0 0;
  max-width: 620px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .entry-keys {
  margin: 10px 0 0;
  font-size: 12px;
  letter-spacing: .06em;
  color: rgba(152, 162, 192, .55);
  transition: color .22s var(--ease);
}

.page-news .entry-row:hover .entry-keys,
.page-news .entry-row:focus-within .entry-keys {
  color: var(--cyan);
}

/* ---------- 横向节奏带 ---------- */
.page-news .data-band {
  position: relative;
  height: 54px;
  margin: 26px 0 22px;
  border-top: 1px solid var(--hair);
  border-bottom: 1px solid var(--hair);
  overflow: hidden;
}

.page-news .data-band::before {
  content: "";
  position: absolute;
  left: -20%;
  right: -20%;
  top: 50%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), var(--blue) 55%, var(--orange), transparent);
  opacity: .6;
  animation: news-band-flow 8s linear infinite;
}

@keyframes news-band-flow {
  from { transform: translateX(-6%); }
  to { transform: translateX(6%); }
}

/* ---------- 更早内容折叠 ---------- */
.page-news .earlier {
  border: 1px solid var(--hair);
  border-radius: var(--radius);
  background: rgba(23, 31, 61, .42);
}

.page-news .earlier-summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
}

.page-news .earlier-summary::-webkit-details-marker {
  display: none;
}

.page-news .earlier-summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--cyan);
}

.page-news .earlier[open] .earlier-summary::after {
  content: "–";
}

.page-news .earlier-label {
  flex: 1 1 auto;
}

.page-news .earlier-count {
  font-size: 12px;
  color: var(--muted);
}

.page-news .earlier .entry-list {
  padding: 0 10px;
}

/* ---------- 版本迭代线 ---------- */
.page-news .ver-track {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  counter-reset: none;
}

.page-news .ver-node {
  position: relative;
  padding: 18px 18px 20px 22px;
  border: 1px solid var(--hair-paper);
  border-radius: var(--radius);
  background: #FBF7EF;
  overflow: hidden;
}

.page-news .ver-node::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--cyan), var(--blue));
}

.page-news .ver-node--now {
  border-color: rgba(255, 107, 44, .48);
  box-shadow: 0 12px 28px rgba(27, 32, 51, .1);
}

.page-news .ver-node--now::before {
  background: linear-gradient(180deg, var(--orange), var(--amber));
}

.page-news .ver-badge {
  margin: 0;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--paper-ink);
}

.page-news .ver-node--now .ver-badge {
  color: var(--orange);
}

.page-news .ver-node-title {
  margin: 8px 0 0;
  font-size: 16px;
  font-weight: 800;
  line-height: 1.45;
  color: var(--paper-ink);
}

.page-news .ver-node-desc {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--paper-muted);
}

.page-news .ver-node-meta {
  margin: 12px 0 0;
  padding-top: 10px;
  border-top: 1px solid var(--hair-paper);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--paper-muted);
}

/* ---------- 内容专题 ---------- */
.page-news .topic-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 18px;
}

.page-news .topic-card {
  position: relative;
  padding: 20px 18px 18px;
  border: 1px solid var(--hair);
  border-radius: var(--radius);
  background: var(--panel-soft);
  overflow: hidden;
}

.page-news .topic-card::after {
  content: "";
  position: absolute;
  right: -20%;
  bottom: -60%;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(53, 214, 232, .2), transparent 70%);
  pointer-events: none;
}

.page-news .topic-card:nth-child(2)::after {
  background: radial-gradient(circle, rgba(255, 107, 44, .18), transparent 70%);
}

.page-news .topic-card:nth-child(3)::after {
  background: radial-gradient(circle, rgba(62, 208, 138, .18), transparent 70%);
}

.page-news .topic-tag {
  position: relative;
  margin: 0;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-news .topic-tag--topic { color: var(--orange); }
.page-news .topic-tag--green { color: var(--green); }

.page-news .topic-title {
  position: relative;
  margin: 10px 0 0;
  font-size: 18px;
  font-weight: 800;
  line-height: 1.45;
  color: var(--text);
}

.page-news .topic-desc {
  position: relative;
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .topic-meta {
  position: relative;
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--hair);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--muted);
}

/* ---------- 维护日历 ---------- */
.page-news .cal-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  border-top: 1px solid var(--hair);
}

.page-news .cal-item {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--hair);
}

.page-news .cal-when {
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--amber);
}

.page-news .cal-what {
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
  max-width: 660px;
}

/* ---------- 标签回看 ---------- */
.page-news .tag-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 18px;
}

.page-news .tag-card {
  padding: 16px 16px 18px;
  border: 1px solid var(--hair);
  border-left: 3px solid var(--cyan);
  border-radius: var(--radius);
  background: rgba(12, 18, 38, .55);
}

.page-news .tag-card--scene { border-left-color: var(--green); }
.page-news .tag-card--maint { border-left-color: var(--amber); }
.page-news .tag-card--topic { border-left-color: var(--orange); }

.page-news .tag-card-title {
  margin: 0;
  font-size: 16px;
  font-weight: 800;
  line-height: 1.45;
  color: var(--text);
}

.page-news .tag-card-desc {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 右侧索引栏 ---------- */
.page-news .news-rail {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-news .rail-title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--muted);
}

.page-news .rail-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-news .rail-link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px;
  border-left: 2px solid transparent;
  font-size: 14px;
  color: var(--muted);
  text-decoration: none;
  transition: color .2s var(--ease), background-color .2s var(--ease), border-left-color .2s var(--ease);
}

.page-news .rail-link .mono {
  font-size: 12px;
  letter-spacing: .08em;
  color: inherit;
  opacity: .75;
}

.page-news .rail-link:hover,
.page-news .rail-link:focus-visible,
.page-news .rail-link.is-current {
  color: var(--text);
  background: var(--panel);
  border-left-color: var(--orange);
}

.page-news .rail-card {
  padding: 16px;
  border: 1px solid var(--hair);
  border-radius: var(--radius);
  background: var(--panel-soft);
}

.page-news .rail-card-title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--muted);
}

.page-news .rail-card-line {
  margin: 0 0 8px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text);
}

.page-news .rail-num {
  display: inline-block;
  min-width: 46px;
  margin-right: 8px;
  color: var(--cyan);
  font-size: 12.5px;
}

.page-news .rail-inline-link {
  color: var(--muted);
  font-size: 13px;
  text-decoration: none;
  border-bottom: 1px solid var(--hair-strong);
  padding-bottom: 2px;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-news .rail-inline-link:hover,
.page-news .rail-inline-link:focus-visible {
  color: var(--orange);
  border-color: rgba(255, 107, 44, .5);
}

.page-news .rail-card-link {
  display: inline-block;
  margin-top: 10px;
  font-size: 13px;
  color: var(--orange);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 107, 44, .4);
  padding-bottom: 2px;
}

.page-news .rail-card-link:hover,
.page-news .rail-card-link:focus-visible {
  color: var(--amber);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .entry-row {
    grid-template-columns: 148px minmax(0, 1fr);
    gap: 22px;
    align-items: start;
    padding: 18px 14px;
  }

  .page-news .entry-title {
    font-size: 18px;
  }

  .page-news .cal-item {
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 24px;
    align-items: start;
  }

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

@media (min-width: 760px) {
  .page-news .topic-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 880px) {
  .page-news .ver-track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 960px) {
  .page-news .hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
    align-items: end;
    margin-top: 32px;
  }
}

@media (min-width: 1080px) {
  .page-news .news-grid {
    grid-template-columns: minmax(0, 1fr) var(--news-side);
    gap: 56px;
    align-items: start;
  }

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

@media (max-width: 1079px) {
  .page-news .news-rail {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .data-band::before {
    animation: none;
  }

  .page-news .entry-row,
  .page-news .rail-link {
    transition: none;
  }

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