.btn-back-compact {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background-color: var(--bg-card);
  border: 2px solid var(--color-primary);
  border-radius: 8px;
  font-size: 17px;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
}

.btn-back-compact:hover,
.btn-back-compact:focus-visible {
  background-color: var(--color-primary);
  color: #ffffff;
  transform: translateX(-3px);
}

body.high-contrast .btn-back-compact {
  border-color: #ffff00;
  color: #ffff00;
  background-color: #000000;
}

body.high-contrast .btn-back-compact:hover,
body.high-contrast .btn-back-compact:focus-visible {
  background-color: #ffff00;
  color: #000000;
}

/* 紧凑型音频朗读播放栏（低占比、不遮挡视线） */
.audio-read-compact {
  background-color: var(--color-primary-bg);
  border: 2px solid var(--color-primary);
  border-radius: 8px;
  padding: 10px 16px;
  margin: 18px 0 22px 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

body.high-contrast .audio-read-compact {
  background-color: #242400;
  border-color: #ffff00;
}

.audio-compact-info {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: var(--font-small);
  color: var(--text-main);
  font-weight: bold;
}

.audio-compact-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-audio-compact {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 16px;
  font-size: 16px;
  font-weight: 700;
  border-radius: 6px;
  cursor: pointer;
  border: 2px solid var(--color-primary);
  background-color: var(--color-primary);
  color: #ffffff;
  transition: all 0.2s ease;
}

.btn-audio-compact.btn-audio-secondary {
  background-color: var(--bg-card);
  color: var(--text-main);
  border-color: var(--color-border-bold);
}

.btn-audio-compact:hover {
  opacity: 0.92;
  transform: translateY(-1px);
}

body.high-contrast .btn-audio-compact {
  border-color: #ffff00;
  background-color: #ffff00;
  color: #000000;
}

body.high-contrast .btn-audio-compact.btn-audio-secondary {
  background-color: #000000;
  color: #ffff00;
  border-color: #ffff00;
}

/* 文章分类徽章标签 */
.article-category-badge {
  display: inline-block;
  padding: 5px 14px;
  margin-left: auto;
  background-color: var(--color-primary-bg);
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  border-radius: 6px;
  font-size: var(--font-small);
  font-weight: 800;
  margin-bottom: 12px;
}

body.high-contrast .article-category-badge {
  background-color: #000000;
  color: #ffff00;
  border-color: #ffff00;
}

/* 6篇交叉推广网格 */
.cross-promo-section {
  background-color: var(--bg-card);
  border: 3px solid var(--color-border);
  border-radius: var(--border-radius-base);
  padding: 28px;
  margin-top: 36px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
}

.cross-promo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
  gap: 22px;
}

.cross-promo-card {
  display: flex;
  flex-direction: column;
  background-color: var(--bg-page);
  border: 2px solid var(--color-border);
  border-radius: var(--border-radius-base);
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition: all 0.2s ease;
}

.cross-promo-card:hover,
.cross-promo-card:focus-visible {
  border-color: var(--color-primary);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
}

body.high-contrast .cross-promo-card:hover,
body.high-contrast .cross-promo-card:focus-visible {
  border-color: #ffff00;
  background-color: #222222;
}

.cross-promo-thumb {
  width: 100%;
  background-color: var(--bg-subtle);
  overflow: hidden;
  border-bottom: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
}

.cross-promo-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.cross-promo-thumb svg {
  width: 100%;
  height: 100%;
  display: block;
}

.cross-promo-body {
  padding: 18px;
  display: flex;
  flex-direction: column;
  flex: 1;
  justify-content: space-between;
}

.cross-promo-title {
  font-size: var(--font-title-sm);
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.35;
  margin-bottom: 8px;
}

.cross-promo-desc {
  font-size: var(--font-small);
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 14px;
}

.cross-promo-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  color: var(--text-muted);
  border-top: 1px dashed var(--color-border);
  padding-top: 10px;
}

/* 参考稿的页面细节，统一从 HTML 内联样式移入。 */
.article-page {
  max-width: 960px;
  margin: 0 auto;
  padding: 24px 16px;
}

.article-detail {
  padding: 28px 26px;
}

.article-back-arrow {
  font-weight: 800;
  font-size: 18px;
}

.article-detail-figure {
  margin: 12px 0 20px 0;
}

.article-detail-title {
  margin: 0 0 16px 0;
  font-size: var(--font-title-lg);
  line-height: 1.3;
}

.article-detail-meta {
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 2px dashed var(--color-border);
}

.article-detail-meta-info {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  font-size: var(--font-small);
  color: var(--text-muted);
}

.article-audio-icon {
  font-size: 20px;
}

.article-audio-status {
  font-weight: normal;
  color: var(--text-muted);
}

.article-audio-hidden {
  display: none;
}


.article-section-heading {
  font-size: var(--font-title-md);
  margin: 28px 0 14px 0;
  color: var(--color-primary);
}

.article-benefit-list {
  padding-left: 32px;
  margin-bottom: 20px;
  font-size: inherit;
  line-height: 1.8;
}

.article-section-warning {
  font-size: var(--font-title-md);
  margin: 28px 0 14px 0;
  color: var(--color-accent);
}

.article-action-card {
  background-color: var(--color-primary-bg);
  border: 2px solid var(--color-primary);
  border-radius: var(--border-radius-base);
  padding: 22px;
  margin: 30px 0;
}

.article-action-heading {
  font-size: var(--font-title-sm);
  color: var(--color-primary);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.article-action-list {
  padding-left: 28px;
  line-height: 1.8;
  font-size: var(--font-base);
}

.article-action-link {
  color: var(--color-primary);
  font-weight: bold;
  text-decoration: underline;
}

.article-recommendations-header {
  margin-bottom: 20px;
}

.article-section-icon {
  color: var(--color-primary);
}

.article-recommendations-count {
  font-size: var(--font-small);
  color: var(--text-muted);
  font-weight: 600;
}

.article-category-row {
  display: flex;
  align-items: stretch;
  gap: 12px;
  margin-bottom: 16px;
}

.article-category-row .btn-back-compact {
  flex-shrink: 0;
  min-height: 44px;
}

.article-category-badge {
  display: inline-flex;
  align-items: center;
  margin-bottom: 0;
  min-width: 0;
  line-height: 1.5;
}

.article-detail .article-title {
  overflow-wrap: anywhere;
}

.article-body h2,
.article-action-heading {
  font-weight: 700;
  line-height: 1.45;
}

.article-benefit-list {
  list-style: disc;
}

.article-action-list {
  list-style: decimal;
}

.article-pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  border-top: 2px dashed var(--color-border);
  padding-top: 24px;
  margin-top: 28px;
}

.article-pagination-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 8px 18px;
  border: 2px solid var(--color-primary);
  border-radius: var(--border-radius-base);
  background: var(--bg-card);
  color: var(--color-primary);
  font-size: var(--font-small);
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
}

.article-pagination-button:hover:not(:disabled):not([aria-disabled='true']) {
  background: var(--color-primary-bg);
}

.article-pagination-button:disabled,
.article-pagination-button[aria-disabled='true'] {
  border-color: var(--color-border);
  background: var(--bg-subtle);
  color: var(--text-muted);
  cursor: default;
}

.article-pagination-current {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: var(--font-small);
  color: var(--text-muted);
  white-space: nowrap;
}

.article-pagination-current strong {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  min-height: 44px;
  padding: 4px 10px;
  border-radius: 6px;
  background: var(--color-primary-bg);
  color: var(--color-primary);
  font-size: var(--font-base);
}

.btn-audio-compact {
  min-height: 44px;
  justify-content: center;
}

.audio-compact-info,
.cross-promo-grid > article {
  min-width: 0;
}

.cross-promo-grid > article {
  display: flex;
}

.cross-promo-card {
  width: 100%;
}

/* 后台富文本正文，保持长内容和媒体在文章容器内。 */
.article-page .article-body {
  overflow-wrap: anywhere;
}

.article-page .article-body p {
  /* margin-bottom: 1.2em; */
}

.article-page .article-body h2,
.article-page .article-body h3 {
  font-weight: 700;
  line-height: 1.45;
  margin: 28px 0 14px;
}

.article-page .article-body h2 {
  font-size: var(--font-title-md);
}

.article-page .article-body h3 {
  font-size: var(--font-title-sm);
}

.article-page .article-body img,
.article-page .article-body video,
.article-page .article-body iframe {
  max-width: 100%;
}

.article-page .article-body table,
.article-page .article-body pre {
  max-width: 100%;
  overflow-x: auto;
}

.article-page .article-body table {
  display: block;
}

.article-page .article-body ul,
.article-page .article-body ol {
  padding-left: 1.5em;
  margin-bottom: 1.2em;
}

.article-page .article-body ul {
  list-style: disc;
}

.article-page .article-body ol {
  list-style: decimal;
}