.page-news {
  --news-hover: #FCFAF5;
  --news-dash: rgba(15, 43, 38, 0.22);
  background: var(--c-paper);
  color: var(--c-ink);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-news .wrap {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- 封面带 ---------- */
.page-news .news-cover {
  background: var(--c-ink);
  color: var(--c-paper);
  border-bottom: 1px solid var(--line-dark);
  padding: 24px 0 40px;
}

.page-news .news-crumb {
  margin-bottom: 28px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.page-news .news-crumb ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-news .news-crumb li + li::before {
  content: "/";
  margin-right: 6px;
  color: var(--line-dark);
}

.page-news .news-crumb a,
.page-news .news-crumb li {
  color: var(--c-lake-soft);
  text-decoration: none;
}

.page-news .news-crumb a:hover {
  color: var(--c-signal);
}

.page-news .news-crumb [aria-current="page"] {
  color: var(--c-paper);
}

.page-news .news-cover-grid {
  display: grid;
  gap: 32px;
}

.page-news .news-cover-kicker {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-mustard);
}

.page-news .news-cover-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(46px, 12vw, 76px);
  line-height: 0.94;
  letter-spacing: -0.015em;
  margin: 0 0 18px;
  color: var(--c-paper);
}

.page-news .news-cover-lead {
  margin: 0;
  max-width: 620px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--c-lake-soft);
}

.page-news .news-cover-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 28px 0 0;
  background: var(--line-dark);
  border: 1px solid var(--line-dark);
}

.page-news .cover-stat {
  background: var(--c-ink);
  padding: 12px 14px;
}

.page-news .cover-stat dt {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-lake-soft);
  margin-bottom: 6px;
}

.page-news .cover-stat dd {
  margin: 0;
  font-size: 17px;
  font-weight: 500;
  color: var(--c-paper);
}

.page-news .cover-stat .mono {
  color: var(--c-mustard);
  font-size: 20px;
}

.page-news .news-cover-figure {
  margin: 0;
  border: 1px solid var(--line-dark);
  background: rgba(134, 200, 216, 0.06);
}

.page-news .news-cover-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

/* ---------- 通用区块 ---------- */
.page-news .news-section {
  padding: 52px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-news .news-section-alt {
  background: var(--wash);
}

.page-news .news-section-dark {
  background: var(--c-ink);
  color: var(--c-paper);
  border-bottom: none;
}

.page-news .chapter-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 12px;
}

.page-news .news-section-dark .chapter-head {
  border-bottom-color: var(--line-dark);
}

.page-news .chapter-code {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-lake);
}

.page-news .news-section-dark .chapter-code {
  color: var(--c-lake-soft);
}

.page-news .chapter-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 6vw, 40px);
  line-height: 1.05;
  letter-spacing: -0.01em;
}

.page-news .section-label {
  margin: 14px 0 30px;
  font-size: 13px;
  color: var(--c-stone);
  letter-spacing: 0.02em;
}

.page-news .news-section-dark .section-label {
  color: var(--c-lake-soft);
}

/* ---------- 本期要目 ---------- */
.page-news .toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
  counter-reset: toc;
}

.page-news .toc-item {
  border-bottom: 1px dashed var(--news-dash);
  transition: background var(--dur) var(--ease);
}

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

.page-news .toc-row {
  display: grid;
  gap: 6px;
  padding: 18px 12px;
  border-left: 2px solid transparent;
  transition: border-color var(--dur) var(--ease);
}

.page-news .toc-item:hover .toc-row {
  border-left-color: var(--c-signal);
}

.page-news .toc-issue {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-mustard);
}

.page-news .toc-cat {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.04em;
  padding: 2px 8px;
  border: 1px solid currentColor;
  width: fit-content;
}

.page-news .toc-cat-version { color: var(--c-lake); }
.page-news .toc-cat-method { color: var(--c-mustard); }
.page-news .toc-cat-case { color: var(--c-clay); }
.page-news .toc-cat-tip { color: var(--c-moss); }
.page-news .toc-cat-notice { color: var(--c-stone); }

.page-news .toc-title {
  margin: 6px 0 4px;
  font-size: 17px;
  font-weight: 500;
  line-height: 1.5;
}

.page-news .toc-brief {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-stone);
  max-width: 720px;
}

/* ---------- 分类浏览 ---------- */
.page-news .cat-layout {
  display: grid;
  gap: 36px;
}

.page-news .cat-figure {
  margin: 0 0 20px;
  border: 1px solid var(--line-soft);
}

.page-news .cat-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-news .cat-nav {
  display: grid;
  gap: 2px;
  border-top: 1px solid var(--line-soft);
}

.page-news .cat-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 10px;
  text-decoration: none;
  color: var(--c-ink);
  font-size: 15px;
  border-bottom: 1px solid var(--line-soft);
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-news .cat-link:hover {
  background: var(--news-hover);
  color: var(--c-link);
}

.page-news .cat-swatch {
  width: 14px;
  height: 14px;
  flex: none;
}

.page-news .cat-swatch-version { background: var(--c-lake); }
.page-news .cat-swatch-method { background: var(--c-mustard); }
.page-news .cat-swatch-case { background: var(--c-clay); }
.page-news .cat-swatch-tip { background: var(--c-moss); }
.page-news .cat-swatch-notice { background: var(--c-stone); }

.page-news .cat-name {
  flex: 1;
}

.page-news .cat-count {
  font-size: 14px;
  color: var(--c-lake);
}

.page-news .cat-groups {
  display: grid;
  gap: 34px;
}

.page-news .cat-group {
  padding-top: 4px;
}

.page-news .cat-group-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 22px;
  letter-spacing: -0.005em;
  padding-left: 12px;
  border-left: 3px solid var(--c-lake);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-news .cat-group:target .cat-group-title {
  border-left-color: var(--c-signal);
  color: var(--c-signal);
}

.page-news .cat-group-meta {
  margin: 8px 0 12px;
  padding-left: 15px;
  font-size: 13px;
  color: var(--c-stone);
}

.page-news .cat-list {
  list-style: none;
  margin: 0;
  padding: 0 0 0 15px;
  border-left: 1px solid var(--line-soft);
}

.page-news .cat-item {
  padding: 9px 0;
  font-size: 15px;
  line-height: 1.6;
  border-bottom: 1px dashed var(--news-dash);
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: baseline;
}

.page-news .cat-item:last-child {
  border-bottom: none;
}

.page-news .cat-issue {
  font-size: 12px;
  color: var(--c-lake);
  flex: none;
  letter-spacing: 0.04em;
}

/* ---------- 案例拆解 ---------- */
.page-news .case-figure {
  margin: 0 0 32px;
  border: 1px solid var(--line-soft);
}

.page-news .case-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
}

.page-news .case-list {
  border-top: 1px solid var(--line-strong);
}

.page-news .case-item {
  display: grid;
  gap: 14px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-news .case-no {
  margin: 0;
  font-size: 22px;
  letter-spacing: 0.04em;
  color: var(--c-clay);
}

.page-news .case-title {
  margin: 0 0 16px;
  font-size: 19px;
  font-weight: 500;
  line-height: 1.5;
}

.page-news .case-flow {
  margin: 0;
  display: grid;
  gap: 12px;
}

.page-news .case-flow > div {
  padding-left: 14px;
  border-left: 1px solid var(--line-soft);
}

.page-news .case-flow dt {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-lake);
  margin-bottom: 4px;
}

.page-news .case-flow dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--c-ink);
}

.page-news .case-tag {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-stone);
}

/* ---------- 编目方法 ---------- */
.page-news .method-grid {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line-dark);
}

.page-news .method-item {
  padding: 24px 0;
  border-bottom: 1px solid var(--line-dark-soft);
}

.page-news .method-no {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-mustard);
}

.page-news .method-item h3 {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 500;
  color: var(--c-paper);
}

.page-news .method-item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-lake-soft);
}

.page-news .method-figure {
  margin: 36px 0 0;
  border: 1px solid var(--line-dark);
}

.page-news .method-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 8 / 3;
  object-fit: cover;
}

/* ---------- 投稿与选题 ---------- */
.page-news .contribute-grid {
  display: grid;
  gap: 34px;
}

.page-news .contribute-lead {
  margin: 0 0 28px;
  font-size: 16px;
  line-height: 1.8;
  max-width: 720px;
}

.page-news .contribute-sub {
  margin: 0 0 12px;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--c-lake);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line-soft);
}

.page-news .contribute-list {
  list-style: none;
  margin: 0 0 32px;
  padding: 0;
}

.page-news .contribute-list li {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 10px;
  padding: 11px 0;
  font-size: 15px;
  line-height: 1.72;
  border-bottom: 1px dashed var(--news-dash);
}

.page-news .contribute-list .mono {
  color: var(--c-mustard);
  font-size: 13px;
  letter-spacing: 0.08em;
}

.page-news .contribute-steps {
  list-style: none;
  counter-reset: step;
  margin: 0 0 26px;
  padding: 0;
}

.page-news .contribute-steps li {
  counter-increment: step;
  position: relative;
  padding: 10px 0 10px 34px;
  font-size: 15px;
  line-height: 1.72;
  border-bottom: 1px dashed var(--news-dash);
}

.page-news .contribute-steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 11px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-signal);
}

.page-news .contribute-note {
  margin: 0;
  padding: 14px 16px;
  background: var(--wash);
  border-left: 3px solid var(--c-moss);
  font-size: 14px;
  line-height: 1.78;
  color: var(--c-ink);
}

.page-news .contribute-aside {
  padding: 22px 20px;
  border: 1px solid var(--line-strong);
  align-self: start;
}

.page-news .aside-kicker {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-signal);
}

.page-news .aside-text {
  margin: 0 0 20px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--c-ink);
}

.page-news .contribute-btn {
  display: block;
  width: 100%;
  text-align: center;
  margin-bottom: 10px;
  text-decoration: none;
}

.page-news .aside-meta {
  margin: 14px 0 0;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-stone);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-news .wrap {
    padding: 0 32px;
  }

  .page-news .news-section {
    padding: 68px 0;
  }

  .page-news .toc-row {
    grid-template-columns: 88px 116px minmax(0, 1fr);
    gap: 4px 18px;
    align-items: start;
    padding: 20px 14px;
  }

  .page-news .toc-issue {
    padding-top: 4px;
  }

  .page-news .toc-cat {
    margin-top: 3px;
  }

  .page-news .case-item {
    grid-template-columns: 110px minmax(0, 1fr);
    gap: 8px 28px;
    padding: 32px 0;
  }

  .page-news .case-no {
    font-size: 26px;
    padding-top: 2px;
  }

  .page-news .case-tag {
    grid-column: 2;
  }

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

  .page-news .case-flow > div {
    padding: 0 18px;
  }

  .page-news .case-flow > div:first-child {
    padding-left: 0;
  }

  .page-news .contribute-steps {
    max-width: 720px;
  }
}

@media (min-width: 960px) {
  .page-news .news-cover {
    padding: 32px 0 56px;
  }

  .page-news .news-cover-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 48px;
    align-items: start;
  }

  .page-news .news-cover-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    max-width: 560px;
  }

  .page-news .cat-layout {
    grid-template-columns: 264px minmax(0, 1fr);
    gap: 52px;
  }

  .page-news .cat-aside {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    align-self: start;
  }

  .page-news .cat-groups {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 34px 44px;
  }

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

  .page-news .method-item {
    border-bottom: none;
    padding: 28px 26px;
    border-right: 1px solid var(--line-dark-soft);
  }

  .page-news .method-item:first-child {
    padding-left: 0;
  }

  .page-news .method-item:last-child {
    padding-right: 0;
    border-right: none;
  }

  .page-news .contribute-grid {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 56px;
  }

  .page-news .contribute-aside {
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }
}

@media (min-width: 1200px) {
  .page-news .cat-layout {
    grid-template-columns: 288px minmax(0, 1fr);
    gap: 64px;
  }

  .page-news .case-item {
    grid-template-columns: 130px minmax(0, 1fr);
    gap: 8px 36px;
    padding: 36px 0;
  }
}
<<<END>>>