.page-news {
  background:
    radial-gradient(56% 36% at 92% -4%, rgba(217, 162, 75, 0.20), transparent 66%),
    radial-gradient(42% 30% at 0% 14%, rgba(165, 61, 42, 0.10), transparent 70%),
    var(--paper);
  color: var(--charcoal);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-news .breadcrumbs {
  padding-top: 14px;
}

/* ---------- 首屏：目录页 ---------- */
.page-news .news-mast {
  padding-top: clamp(18px, 3vw, 32px);
}

.page-news .news-mast__grid {
  display: grid;
  gap: clamp(26px, 5vw, 54px);
  align-items: start;
}

.page-news .news-mast__issue {
  margin: 0 0 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--rule);
  position: relative;
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--ochre);
}

.page-news .news-mast__issue::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 68px;
  height: 3px;
  background: var(--ochre);
  clip-path: var(--cut-sm);
}

.page-news .news-mast h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(36px, 8.4vw, 74px);
  line-height: 1.03;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-news .news-mast__lede {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: clamp(15px, 1.9vw, 17px);
  color: var(--ink-soft);
}

.page-news .news-mast__jump {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  margin: 26px 0 0;
  padding: 0;
}

.page-news .news-mast__jump a {
  display: inline-block;
  padding: 8px 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-decoration: none;
  color: var(--ink);
  background: var(--paper-deep);
  border-bottom: 2px solid transparent;
  clip-path: var(--cut-sm);
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-news .news-mast__jump a:hover,
.page-news .news-mast__jump a:focus-visible,
.page-news .news-mast__jump a.is-active {
  background: var(--ink);
  color: var(--paper);
  border-bottom-color: var(--sand);
}

.page-news .news-mast__cover {
  margin: 0;
  padding: 10px;
  clip-path: var(--cut);
  background: linear-gradient(148deg, var(--ink) 0%, #22384A 52%, var(--ochre-deep) 100%);
}

.page-news .news-mast__cover img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: var(--cut-sm);
}

.page-news .pick-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
}

.page-news .pick-list__item {
  position: relative;
  padding: 14px 0 14px 18px;
  border-bottom: 1px solid var(--rule);
}

.page-news .pick-list__item:first-child {
  border-top: 1px solid var(--rule);
}

.page-news .pick-list__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 21px;
  width: 6px;
  height: 6px;
  background: var(--sand);
  transform: rotate(45deg);
}

.page-news .pick-list__time {
  margin: 0 0 6px;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--stone);
}

.page-news .pick-list__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
  line-height: 1.42;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-news .pick-list__desc {
  margin: 6px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--stone);
}

/* ---------- 章节标题 ---------- */
.page-news .news-sect-head {
  max-width: 46rem;
  margin-bottom: clamp(24px, 4vw, 42px);
}

.page-news .news-sect-head h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(26px, 4.6vw, 42px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-news .news-sect-head .lede {
  margin: 14px 0 0;
  color: var(--ink-soft);
}

.page-news .news-sect-head .eyebrow {
  color: var(--ochre);
}

.page-news .news-sect-head--ink h2 {
  color: var(--paper);
}

.page-news .news-sect-head--ink .lede {
  color: rgba(245, 239, 228, 0.82);
}

.page-news .news-sect-head--ink .eyebrow {
  color: var(--sand);
}

/* ---------- 笔记列表 + 标签云 ---------- */
.page-news .notes-board {
  display: grid;
  gap: clamp(22px, 3vw, 36px);
}

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

.page-news .tag-rail {
  order: -1;
  padding: 18px;
  background: var(--pale-teal);
  clip-path: var(--cut);
  min-width: 0;
}

.page-news .tag-rail__title {
  margin: 0 0 12px;
  color: var(--ink);
}

.page-news .tag-cloud {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .tag-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  clip-path: inset(50%);
  pointer-events: none;
}

.page-news .tag-pill {
  display: inline-block;
  padding: 7px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid rgba(21, 36, 51, 0.16);
  clip-path: var(--cut-sm);
  cursor: pointer;
  transition: background-color 0.18s var(--ease), color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-news .tag-pill:hover {
  background: var(--mist);
}

.page-news .tag-radio:checked + .tag-pill {
  background: var(--teal);
  border-color: var(--teal);
  color: #FFFFFF;
}

.page-news .tag-radio:focus-visible + .tag-pill {
  outline: 2px solid var(--ochre);
  outline-offset: 2px;
}

.page-news .tag-rail__hint {
  margin: 14px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--stone);
}

.page-news .notes-list {
  display: grid;
}

.page-news .note-item {
  position: relative;
  padding: 18px 0 18px 18px;
  border-top: 1px solid var(--rule);
  min-width: 0;
  transition: background-color 0.22s var(--ease);
}

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

.page-news .note-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 24px;
  width: 6px;
  height: 6px;
  background: var(--sand);
  transform: rotate(45deg);
  transition: background-color 0.22s var(--ease);
}

.page-news .note-item:hover {
  background: rgba(242, 219, 170, 0.36);
}

.page-news .note-item:hover::before {
  background: var(--ochre);
}

.page-news .note-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--stone);
}

.page-news .note-item__time {
  color: var(--ochre);
  font-weight: 600;
}

.page-news .note-item__title {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: clamp(16px, 2.2vw, 20px);
  line-height: 1.44;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-news .note-item__sum {
  margin: 8px 0 0;
  max-width: 44em;
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--stone);
}

.page-news .note-item__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 10px 0 0;
}

.page-news .note-item__tag {
  padding: 3px 9px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  color: var(--ink);
  background: var(--mist);
  clip-path: var(--cut-sm);
}

.page-news .notes-more {
  margin: 22px 0 0;
  padding: 14px 16px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--ink-soft);
  background: var(--paper-deep);
  border-left: 3px solid var(--sand);
}

.page-news .notes-more a {
  color: var(--ochre);
  text-decoration: none;
  border-bottom: 1px solid rgba(165, 61, 42, 0.45);
}

.page-news .notes-more a:hover,
.page-news .notes-more a:focus-visible {
  color: var(--ochre-deep);
  border-bottom-color: var(--ochre-deep);
}

/* 标签筛选：纯 CSS 收窄列表 */
.page-news .notes-board:has(#nt-review:checked) .note-item:not([data-tags~="review"]),
.page-news .notes-board:has(#nt-v4:checked) .note-item:not([data-tags~="v4"]),
.page-news .notes-board:has(#nt-legacy:checked) .note-item:not([data-tags~="legacy"]),
.page-news .notes-board:has(#nt-download:checked) .note-item:not([data-tags~="download"]),
.page-news .notes-board:has(#nt-entry:checked) .note-item:not([data-tags~="entry"]),
.page-news .notes-board:has(#nt-tagsearch:checked) .note-item:not([data-tags~="tagsearch"]),
.page-news .notes-board:has(#nt-version:checked) .note-item:not([data-tags~="version"]),
.page-news .notes-board:has(#nt-channel:checked) .note-item:not([data-tags~="channel"]),
.page-news .notes-board:has(#nt-structure:checked) .note-item:not([data-tags~="structure"]),
.page-news .notes-board:has(#nt-method:checked) .note-item:not([data-tags~="method"]),
.page-news .notes-board:has(#nt-archive:checked) .note-item:not([data-tags~="archive"]) {
  display: none;
}

/* ---------- 旧版对照专题 ---------- */
.page-news .legacy-grid {
  display: grid;
  gap: 14px;
}

.page-news .legacy-col {
  padding: 20px 18px;
  background: var(--paper-deep);
  border-top: 3px solid var(--sand);
  clip-path: var(--cut);
  min-width: 0;
}

.page-news .legacy-col h3 {
  margin: 6px 0 0;
  font-family: var(--font-display);
  font-size: clamp(18px, 2.4vw, 22px);
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-news .legacy-col__no {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--ochre);
}

.page-news .legacy-col__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
}

.page-news .legacy-col__list li {
  position: relative;
  padding: 7px 0 7px 14px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ink-soft);
  border-top: 1px solid var(--rule);
}

.page-news .legacy-col__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  width: 5px;
  height: 1px;
  background: var(--stone);
}

.page-news .legacy-col--now {
  background: var(--ink);
  border-top-color: var(--teal);
}

.page-news .legacy-col--now h3 {
  color: var(--paper);
}

.page-news .legacy-col--now .legacy-col__no {
  color: var(--sand);
}

.page-news .legacy-col--now .legacy-col__list li {
  color: rgba(245, 239, 228, 0.85);
  border-top-color: rgba(245, 239, 228, 0.16);
}

.page-news .legacy-col--now .legacy-col__list li::before {
  background: var(--sand);
}

.page-news .legacy-map {
  margin-top: clamp(24px, 4vw, 40px);
  padding: 20px 18px 20px 22px;
  background: linear-gradient(120deg, rgba(242, 219, 170, 0.55), rgba(220, 233, 228, 0.6));
  border-left: 4px solid var(--ochre);
  clip-path: var(--cut);
}

.page-news .legacy-map__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(16px, 2.2vw, 19px);
  color: var(--ink);
}

.page-news .legacy-map__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news .legacy-map__list li {
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--ink-soft);
  padding-left: 14px;
  position: relative;
}

.page-news .legacy-map__list li::before {
  content: "／";
  position: absolute;
  left: 0;
  color: var(--ochre);
}

.page-news .legacy-map__list strong {
  color: var(--ink);
  font-weight: 700;
}

.page-news .legacy-steps {
  margin-top: clamp(24px, 4vw, 40px);
}

.page-news .legacy-steps h3 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(17px, 2.3vw, 21px);
  color: var(--ink);
}

.page-news .legacy-steps ol {
  list-style: none;
  counter-reset: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-news .legacy-steps li {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 12px;
  align-items: baseline;
  padding: 12px 0;
  border-top: 1px solid var(--rule);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-news .legacy-steps li:last-child {
  border-bottom: 1px solid var(--rule);
}

.page-news .legacy-steps .mono {
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--ochre);
}

.page-news .legacy-figure {
  margin: clamp(26px, 4vw, 42px) 0 0;
  padding: 10px;
  background: var(--ink);
  clip-path: var(--cut);
}

.page-news .legacy-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: var(--cut-sm);
}

.page-news .legacy-figure .media__caption {
  margin: 12px 4px 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.7;
  letter-spacing: 0.06em;
  color: rgba(245, 239, 228, 0.78);
}

/* ---------- 版本更新记录（深色分区） ---------- */
.page-news .news-versions {
  background: var(--ink);
  color: var(--paper);
}

.page-news .version-track {
  display: grid;
  gap: 24px;
  padding-left: 24px;
  border-left: 2px solid rgba(217, 162, 75, 0.7);
}

.page-news .version-node {
  position: relative;
  min-width: 0;
  padding-bottom: 6px;
}

.page-news .version-node::before {
  content: "";
  position: absolute;
  left: -29px;
  top: 9px;
  width: 9px;
  height: 9px;
  background: var(--sand);
  transform: rotate(45deg);
}

.page-news .version-node__no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(26px, 4.4vw, 38px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--sand);
}

.page-news .version-node h3 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(16px, 2.2vw, 19px);
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-news .version-node p {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.78;
  color: rgba(245, 239, 228, 0.78);
}

.page-news .version-node__link {
  display: inline-block;
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-decoration: none;
  color: var(--teal);
  border-bottom: 1px solid rgba(46, 139, 127, 0.6);
  padding-bottom: 2px;
}

.page-news .version-node__link:hover,
.page-news .version-node__link:focus-visible {
  color: var(--mist);
  border-bottom-color: var(--mist);
}

.page-news .version-figure {
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 10px;
  background: rgba(245, 239, 228, 0.1);
  clip-path: var(--cut);
}

.page-news .version-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: var(--cut-sm);
}

/* ---------- 专题系列与联系 ---------- */
.page-news .series-layout {
  display: grid;
  gap: 26px;
}

.page-news .series-grid {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.page-news .series-card {
  position: relative;
  padding: 18px 18px 20px;
  background: var(--paper-deep);
  border-top: 3px solid var(--ochre);
  clip-path: var(--cut-sm);
  min-width: 0;
  transition: transform 0.24s var(--ease), background-color 0.24s var(--ease);
}

.page-news .series-card:hover {
  transform: translateY(-2px);
  background: var(--mist);
}

.page-news .series-card__no {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--ochre);
}

.page-news .series-card h3 {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: clamp(17px, 2.3vw, 20px);
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-news .series-card p {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--stone);
}

.page-news .series-figure {
  margin: 0;
  padding: 10px;
  background: linear-gradient(150deg, var(--ochre-deep), var(--ink) 70%);
  clip-path: var(--cut);
}

.page-news .series-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: var(--cut-sm);
}

.page-news .news-closing {
  margin-top: clamp(28px, 4.5vw, 48px);
  padding: 22px 20px;
  background: var(--ink);
  color: var(--paper);
  clip-path: var(--cut);
  display: grid;
  gap: 18px;
  align-items: center;
}

.page-news .news-closing__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(245, 239, 228, 0.86);
  max-width: 40em;
}

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

.page-news .news-closing__actions .btn--ghost {
  color: var(--paper);
  border-color: rgba(245, 239, 228, 0.5);
}

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

  .page-news .legacy-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-news .news-closing {
    grid-template-columns: minmax(0, 1fr) auto;
    padding: 26px 28px;
  }
}

@media (min-width: 900px) {
  .page-news .news-mast__grid {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
    gap: clamp(36px, 5vw, 64px);
  }

  .page-news .news-mast__aside {
    padding-top: 6px;
  }

  .page-news .series-layout {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.6fr);
    align-items: start;
    gap: 34px;
  }

  .page-news .version-track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 34px;
    padding-left: 0;
    border-left: 0;
    border-top: 1px solid rgba(217, 162, 75, 0.55);
    padding-top: 30px;
  }

  .page-news .version-node::before {
    left: 0;
    top: -35px;
  }
}

@media (min-width: 960px) {
  .page-news .notes-board {
    grid-template-columns: minmax(0, 1fr) 252px;
    gap: 52px;
    align-items: start;
  }

  .page-news .notes-main {
    order: 0;
    grid-column: 1;
    grid-row: 1;
  }

  .page-news .tag-rail {
    order: 0;
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    top: 96px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .note-item,
  .page-news .tag-pill,
  .page-news .series-card,
  .page-news .news-mast__jump a {
    transition: none;
  }

  .page-news .series-card:hover {
    transform: none;
  }
}
<<<END>>>