.blog-index-hero {
  padding-block: var(--space-5);
  background: var(--soft);
  color: var(--text);
  border-bottom: 1px solid var(--border);
}

.blog-kicker,
.section-label {
  margin: 0 0 var(--space-2);
  color: var(--accent);
  font-family: var(--mono);
  font-size: var(--fs-xs);
  font-weight: var(--semibold);
  letter-spacing: var(--tracking-heading);
}

.blog-index-hero h1 {
  max-width: 100%;
  margin: 0;
  color: var(--text);
  font-family: var(--display);
  font-size: var(--fs-title);
  font-weight: var(--heavy);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
}

.blog-index-hero h1 .keyword {
  color: var(--accent-dark);
}

.blog-index-lead {
  max-width: 48rem;
  margin: var(--space-3) 0 0;
  color: var(--muted);
  font-size: var(--fs-lead);
  line-height: var(--leading-body);
}

.blog-list-section {
  padding-block: var(--section-space);
  background: var(--bg);
  color: var(--text);
}

.blog-list-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, auto);
  gap: var(--space-4);
  align-items: end;
  margin-bottom: var(--space-5);
}

.blog-list-heading h2 {
  margin: 0;
  color: var(--text);
  font-family: var(--display);
  font-size: var(--fs-h2);
  line-height: var(--leading-heading);
}

.blog-filter {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: var(--space-2);
}

.blog-filter-button {
  min-height: 2.75rem;
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--border);
  border-radius: var(--r-pill);
  background: var(--panel);
  color: var(--muted);
  font: inherit;
  font-size: var(--fs-small);
  font-weight: var(--medium);
  cursor: pointer;
  transition:
    background-color var(--duration-fast) var(--ease),
    border-color var(--duration-fast) var(--ease),
    color var(--duration-fast) var(--ease),
    transform var(--duration-fast) var(--ease);
}

.blog-filter-button:hover {
  border-color: var(--accent);
  color: var(--accent-dark);
  transform: translateY(-1px);
}

.blog-filter-button:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 2px;
}

.blog-filter-button.is-active {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--panel);
}

.blog-post-list {
  display: grid;
  gap: var(--space-3);
}

.article-card {
  display: grid;
  grid-template-columns: minmax(8rem, 0.24fr) minmax(0, 1fr);
  gap: var(--space-4);
  padding: var(--space-4);
  border: 1px solid var(--border);
  border-radius: var(--r-card);
  background: var(--panel);
  color: var(--text);
  box-shadow: var(--shadow-float);
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-content: flex-start;
  gap: var(--space-2);
  color: var(--muted);
  font-family: var(--mono);
  font-size: var(--fs-xs);
  line-height: var(--leading-body);
}

.article-meta .tag,
.related-card-meta .tag {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: var(--space-1) var(--space-2);
  border: 1px solid var(--border);
  border-radius: var(--r-pill);
  background: var(--soft);
  color: var(--accent-dark);
  font-family: var(--body);
  font-size: var(--fs-xs);
  font-weight: var(--semibold);
}

.article-card-content h3 {
  margin: 0;
  color: var(--text);
  font-family: var(--display);
  font-size: var(--fs-h3);
  line-height: var(--leading-heading);
}

.article-card-content h3 a,
.related-card h3 a {
  color: inherit;
  text-decoration: none;
}

.article-card-content h3 a:hover,
.related-card h3 a:hover {
  color: var(--accent);
}

.article-card-content p {
  margin: var(--space-2) 0 0;
  color: var(--muted);
  line-height: var(--leading-body);
}

.article-read-link {
  display: inline-block;
  margin-top: var(--space-3);
}

.blog-loading,
.blog-empty {
  margin: 0;
  padding: var(--space-4);
  border: 1px solid var(--border);
  border-radius: var(--r-card);
  background: var(--panel);
  color: var(--muted);
  line-height: var(--leading-body);
}

.blog-breadcrumb,
nav.breadcrumb,
nav.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 0;
  margin-top: 1.25rem;
  margin-bottom: 1.25rem;
  overflow: hidden;
  color: var(--muted);
  font-size: var(--fs-xs);
  line-height: var(--leading-body);
  white-space: nowrap;
}

.blog-breadcrumb a,
nav.breadcrumb a,
nav.breadcrumbs a,
.trail-nav a {
  flex: 0 0 auto;
  color: var(--muted);
  text-decoration: none;
  opacity: 0.6;
}

.blog-breadcrumb a:hover,
nav.breadcrumb a:hover,
nav.breadcrumbs a:hover,
.trail-nav a:hover {
  color: var(--accent);
  opacity: 1;
}

.blog-breadcrumb .separator,
nav.breadcrumb .separator,
nav.breadcrumbs .separator,
.trail-nav .separator {
  flex: 0 0 auto;
  color: var(--muted);
  opacity: 0.35;
}

.blog-breadcrumb [aria-current="page"],
nav.breadcrumb [aria-current="page"],
nav.breadcrumbs [aria-current="page"],
.trail-nav [aria-current="page"] {
  flex: 0 1 auto;
  min-width: 0;
  max-width: 30ch;
  overflow: hidden;
  color: var(--muted);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.trail-nav {
  color: var(--muted);
  font-family: var(--body);
  font-size: var(--fs-xs);
  line-height: var(--leading-body);
}

.story-hero {
  border-bottom: 1px solid var(--border);
  background: var(--soft);
  color: var(--text);
}

.entry-meta {
  color: var(--muted);
  font-family: var(--mono);
  font-size: var(--fs-xs);
  line-height: var(--leading-body);
}

.story-hero h1 {
  max-width: 100%;
  color: var(--text);
  font-family: var(--display);
  font-size: clamp(1.5rem, 1.1rem + 1.4vw, 2rem);
  font-weight: var(--heavy);
  line-height: 1.32;
  letter-spacing: var(--tracking-heading);
}

.post-lead {
  color: var(--muted);
  font-size: clamp(0.9375rem, 0.85rem + 0.45vw, 1.125rem);
  line-height: 1.7;
}

.article-prose {
  color: var(--text);
  font-family: var(--body);
  font-size: var(--fs-body);
  line-height: var(--leading-body);
}

.article-prose section {
  padding-block: 0;
}

.article-prose section + section {
  margin-top: 3rem;
}

.article-prose h1,
.article-prose h2,
.article-prose h3 {
  color: var(--text);
  font-family: var(--display);
  letter-spacing: var(--tracking-heading);
}

.article-prose h2 {
  margin-block: 0 var(--space-3);
  font-size: var(--fs-h3);
  line-height: var(--leading-heading);
}

.article-prose h2:not(:first-child) {
  margin-top: var(--space-5);
}

.article-prose h3 {
  margin-block: var(--space-4) var(--space-2);
  font-size: var(--fs-lead);
  line-height: var(--leading-heading);
}

.article-prose p,
.article-prose ul,
.article-prose ol,
.article-prose blockquote,
.article-prose pre,
.article-prose .table-scroll,
.article-prose aside {
  margin-block: 0 var(--space-3);
}

.article-prose li + li {
  margin-top: var(--space-1);
}

.article-prose a:not([class*="btn"]):not([class*="button"]) {
  color: var(--accent-dark);
  text-decoration-color: var(--accent);
  text-underline-offset: 0.18em;
}

.article-prose a:not([class*="btn"]):not([class*="button"]):hover {
  color: var(--accent);
}

.article-prose :not(pre) > code {
  border: 1px solid var(--border);
  border-radius: var(--r-small);
  background: var(--soft);
  color: var(--accent-dark);
  font-family: var(--mono);
  font-size: var(--fs-small);
}

.article-prose pre {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--r-medium);
  background: var(--text);
  color: var(--panel);
}

.article-prose pre code {
  font-family: var(--mono);
  font-size: var(--fs-small);
}

.article-download {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--space-4);
  align-items: center;
  margin-top: var(--space-5);
  padding: var(--space-4);
  border: 1px solid var(--border);
  border-radius: var(--r-card);
  background: var(--soft);
  color: var(--text);
}

.article-download h2 {
  margin: 0 0 var(--space-2);
  color: var(--text);
  font-size: var(--fs-h3);
}

.article-download p {
  margin: 0;
  color: var(--muted);
}

#related-posts {
  margin-top: var(--space-5);
}

#related-posts > h2 {
  margin: 0 0 var(--space-3);
  color: var(--text);
  font-family: var(--display);
  font-size: var(--fs-h3);
  line-height: var(--leading-heading);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(18.75rem, 1fr));
  gap: var(--space-3);
}

.related-card {
  min-width: 0;
  padding: var(--space-3);
  border: 1px solid var(--border);
  border-radius: var(--r-medium);
  background: var(--panel);
  color: var(--text);
}

.related-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
  margin-bottom: var(--space-2);
  color: var(--muted);
  font-family: var(--mono);
  font-size: var(--fs-xs);
}

.related-card h3 {
  margin: 0;
  color: var(--text);
  font-size: var(--fs-body);
  line-height: var(--leading-heading);
}

.related-card p {
  margin: var(--space-2) 0 0;
  color: var(--muted);
  font-size: var(--fs-small);
  line-height: var(--leading-body);
}

#post-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.post-nav-card {
  display: block;
  min-width: 0;
  padding: var(--space-3);
  border: 1px solid var(--border);
  border-radius: var(--r-medium);
  background: var(--panel);
  color: var(--text);
  text-decoration: none;
}

.post-nav-card:hover {
  border-color: var(--accent);
  color: var(--accent-dark);
}

.post-nav-next {
  text-align: right;
}

.post-nav-label {
  display: block;
  margin-bottom: var(--space-1);
  color: var(--muted);
  font-size: var(--fs-xs);
}

.post-nav-card strong {
  display: block;
  color: inherit;
  font-size: var(--fs-small);
  line-height: var(--leading-heading);
}

@media (max-width: 48rem) {
  .blog-index-hero {
    padding-block: var(--space-4);
  }

  .blog-index-hero h1 {
    font-size: var(--fs-mobile);
  }

  .blog-list-heading {
    grid-template-columns: minmax(0, 1fr);
    align-items: start;
  }

  .blog-filter {
    justify-content: flex-start;
  }

  .article-card {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-3);
  }

  .article-download {
    grid-template-columns: minmax(0, 1fr);
  }

  .related-grid,
  #post-nav {
    grid-template-columns: minmax(0, 1fr);
  }

  .post-nav-next {
    text-align: left;
  }
}

@media (max-width: 24rem) {
  .blog-filter-button {
    flex: 1 1 auto;
  }

  .article-card {
    padding: var(--space-3);
  }
}

/* ═══ blog-components v1(2026-08-18 面板统一追加,勿手改;色调全部 color-mix 吃站点令牌,
   明暗主题自适应)——文章富文本组件词汇表,写作端只填内容不写样式 ═══ */
.digest-summary, .digest-stats, .digest-steps, .digest-compare, .digest-faq, .digest-errors,
.digest-config, .digest-scheme, .digest-insight, .digest-flow { margin: 1.25rem 0; }

/* 色调系统:a=品牌主色 b=品牌强调色 c=青 d=琥珀 e=玫红(低饱和淡染,任何主题都压得住) */
[data-tone="a"], .digest-tone-a { --digest-tone: var(--color-primary, #4f7cff); }
[data-tone="b"], .digest-tone-b { --digest-tone: var(--color-accent, var(--color-primary, #7c5cff)); }
[data-tone="c"], .digest-tone-c { --digest-tone: #0e9f8a; }
[data-tone="d"], .digest-tone-d { --digest-tone: #d97706; }
[data-tone="e"], .digest-tone-e { --digest-tone: #e11d48; }

/* 本文速览卡 */
.digest-summary {
  border: 1px solid color-mix(in srgb, var(--color-primary, #4f7cff) 28%, transparent);
  background: color-mix(in srgb, var(--color-primary, #4f7cff) 7%, transparent);
  border-radius: 12px;
  padding: 0.875rem 1.125rem;
  font-size: 0.9375rem;
  line-height: 1.7;
}
.digest-summary strong { display: block; font-size: 0.8125rem; letter-spacing: 0.02em; opacity: 0.75; margin-bottom: 0.25rem; }
.digest-summary p { margin: 0; font-size: inherit !important; }

/* 数据瓦片行 */
.digest-stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0.75rem; }
.digest-stats[data-cols="2"] { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.digest-stats[data-cols="4"] { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.digest-stat {
  --digest-tone: var(--color-primary, #4f7cff);
  text-align: center;
  padding: 0.75rem 0.5rem;
  border-radius: 12px;
  border: 1px solid color-mix(in srgb, var(--digest-tone) 26%, transparent);
  background: color-mix(in srgb, var(--digest-tone) 7%, transparent);
}
.digest-stat__num { font-size: 1.375rem; font-weight: 800; line-height: 1.2; color: color-mix(in srgb, var(--digest-tone) 62%, var(--color-text, currentColor)); }
.digest-stat__label { font-size: 0.75rem; opacity: 0.72; margin-top: 0.125rem; line-height: 1.45; }

/* 编号步骤卡 */
.digest-steps { list-style: none; counter-reset: bcstep; padding: 0; display: grid; gap: 0.75rem; }
.digest-step {
  counter-increment: bcstep;
  position: relative;
  padding: 0.875rem 1rem 0.875rem 3.25rem;
  border: 1px solid color-mix(in srgb, var(--color-text, #888) 14%, transparent);
  border-radius: 12px;
  background: color-mix(in srgb, var(--color-text, #888) 3%, transparent);
}
.digest-step::before {
  content: counter(bcstep);
  position: absolute; left: 0.875rem; top: 0.875rem;
  width: 1.75rem; height: 1.75rem; border-radius: 50%;
  display: grid; place-items: center;
  font-size: 0.875rem; font-weight: 700;
  background: var(--color-primary, #4f7cff);
  color: var(--color-bg, var(--color-canvas, #fff));
}
.digest-step h4 { margin: 0 0 0.25rem; font-size: 0.9375rem !important; line-height: 1.5; }
.digest-step p { margin: 0; font-size: 0.875rem; line-height: 1.65; opacity: 0.88; }

/* 对比卡组 */
.digest-compare { display: grid; gap: 0.75rem; }
.digest-compare__item {
  border: 1px solid color-mix(in srgb, var(--color-text, #888) 14%, transparent);
  border-radius: 12px;
  padding: 0.875rem 1rem;
  background: color-mix(in srgb, var(--color-text, #888) 3%, transparent);
}
.digest-compare__item.is-best {
  border: 2px solid color-mix(in srgb, var(--color-primary, #4f7cff) 55%, transparent);
  background: color-mix(in srgb, var(--color-primary, #4f7cff) 6%, transparent);
}
.digest-compare__item > header { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0.375rem; }
.digest-compare__item h4 { margin: 0; font-size: 0.9375rem !important; line-height: 1.5; }
.digest-compare__tag {
  font-size: 0.6875rem; font-weight: 700; line-height: 1;
  padding: 0.25rem 0.5rem; border-radius: 999px;
  background: var(--color-primary, #4f7cff);
  color: var(--color-bg, var(--color-canvas, #fff));
}
.digest-compare__item p { margin: 0 0 0.375rem; font-size: 0.875rem; line-height: 1.65; opacity: 0.88; }
.digest-compare__scene {
  font-size: 0.8125rem !important; opacity: 1 !important;
  padding: 0.375rem 0.625rem; border-radius: 8px; margin: 0 !important;
  background: color-mix(in srgb, var(--color-primary, #4f7cff) 9%, transparent);
}

/* 问答彩卡 */
.digest-faq { display: grid; gap: 0.75rem; }
.digest-faq__item {
  --digest-tone: var(--color-primary, #4f7cff);
  border: 1px solid color-mix(in srgb, var(--digest-tone) 26%, transparent);
  background: color-mix(in srgb, var(--digest-tone) 6%, transparent);
  border-radius: 12px;
  padding: 0.875rem 1rem;
}
.digest-faq__item h4 { margin: 0 0 0.3125rem; font-size: 0.9375rem !important; line-height: 1.5; }
.digest-faq__item h4::before { content: "Q "; font-weight: 800; color: color-mix(in srgb, var(--digest-tone) 62%, var(--color-text, currentColor)); }
.digest-faq__item p { margin: 0; font-size: 0.875rem; line-height: 1.65; opacity: 0.88; }

/* 报错排查卡 */
.digest-errors { display: grid; gap: 0.75rem; }
.digest-error {
  border: 1px solid color-mix(in srgb, #e11d48 22%, transparent);
  border-left: 4px solid color-mix(in srgb, #e11d48 62%, transparent);
  border-radius: 10px;
  padding: 0.875rem 1rem;
  background: color-mix(in srgb, #e11d48 5%, transparent);
}
.digest-error h4 {
  margin: 0 0 0.3125rem; font-size: 0.875rem !important; line-height: 1.5;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
.digest-error p { margin: 0; font-size: 0.875rem; line-height: 1.65; opacity: 0.88; }

/* 键值配置卡 */
.digest-config { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.75rem; }
.digest-config__card {
  --digest-tone: var(--color-primary, #4f7cff);
  border: 1px solid color-mix(in srgb, var(--digest-tone) 26%, transparent);
  background: color-mix(in srgb, var(--digest-tone) 6%, transparent);
  border-radius: 12px;
  padding: 0.875rem 1rem;
}
.digest-config__card h4 { margin: 0 0 0.5rem; font-size: 0.9375rem !important; line-height: 1.5; color: color-mix(in srgb, var(--digest-tone) 58%, var(--color-text, currentColor)); }
.digest-config__card dl { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: 0.25rem 0.75rem; font-size: 0.8125rem; line-height: 1.6; }
.digest-config__card dt { font-weight: 600; opacity: 0.7; }
.digest-config__card dd { margin: 0; }
.digest-config__note {
  margin: 0.625rem 0 0 !important; padding: 0.375rem 0.625rem; border-radius: 8px;
  font-size: 0.75rem !important; line-height: 1.55;
  background: color-mix(in srgb, var(--digest-tone) 11%, transparent);
}

/* 双栏方案面板 */
.digest-scheme {
  border: 1px solid color-mix(in srgb, var(--color-primary, #4f7cff) 24%, transparent);
  background: color-mix(in srgb, var(--color-primary, #4f7cff) 4%, transparent);
  border-radius: 14px;
  padding: 1rem 1.125rem;
}
.digest-scheme__title { margin: 0 0 0.75rem; font-size: 1rem !important; line-height: 1.5; }
.digest-scheme__cols { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.digest-scheme__col h5 { margin: 0 0 0.375rem; font-size: 0.875rem; line-height: 1.5; opacity: 0.92; }
.digest-scheme__col ul { margin: 0; padding-left: 1.125rem; font-size: 0.875rem; line-height: 1.7; }
.digest-scheme__note {
  margin: 0.875rem 0 0 !important; padding: 0.5rem 0.75rem; border-radius: 8px;
  font-size: 0.8125rem !important; line-height: 1.6;
  background: color-mix(in srgb, var(--color-primary, #4f7cff) 10%, transparent);
}

/* 洞察结论卡 */
.digest-insight {
  border: 1px solid color-mix(in srgb, #0e9f8a 30%, transparent);
  background: linear-gradient(135deg,
    color-mix(in srgb, #0e9f8a 8%, transparent),
    color-mix(in srgb, var(--color-primary, #4f7cff) 7%, transparent));
  border-radius: 12px;
  padding: 0.875rem 1.125rem;
}
.digest-insight h4 { margin: 0 0 0.25rem; font-size: 0.9375rem !important; line-height: 1.5; }
.digest-insight h4::before { content: "💡 "; }
.digest-insight p { margin: 0; font-size: 0.875rem; line-height: 1.68; opacity: 0.9; }

/* 流程链 */
.digest-flow { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; }
.digest-flow span {
  font-size: 0.8125rem; line-height: 1.5;
  padding: 0.375rem 0.75rem; border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--color-primary, #4f7cff) 30%, transparent);
  background: color-mix(in srgb, var(--color-primary, #4f7cff) 7%, transparent);
}
.digest-flow span:not(:last-child)::after {
  content: "→";
  margin-left: 0.5rem; margin-right: -0.25rem;
  opacity: 0.45;
}

@media (max-width: 720px) {
  .digest-stats, .digest-stats[data-cols="4"] { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .digest-config, .digest-scheme__cols { grid-template-columns: 1fr; }
}

/* ═══ article-shell v1(面板统一追加,勿手改;文章页骨架几何——限宽/对齐/节奏由此钉死,
   上方站点自有样式只负责这些类的皮肤:颜色/字体/背景/边框 ═══ */
.trail-nav, nav.breadcrumb, nav.breadcrumbs {
  max-width: 620px; margin-inline: auto; padding-inline: clamp(16px, 4vw, 24px);
  display: flex; align-items: center; gap: 0.5rem;
  white-space: nowrap; overflow: hidden;
  font-size: 13px; line-height: 1.5;
  margin-top: 1.5rem; margin-bottom: 1.25rem;
}
.trail-nav a, nav.breadcrumb a, nav.breadcrumbs a { text-decoration: none; color: inherit; opacity: 0.62; }
.trail-nav a:hover, nav.breadcrumb a:hover, nav.breadcrumbs a:hover { opacity: 1; }
.trail-nav [aria-hidden], nav.breadcrumb [aria-hidden], nav.breadcrumbs [aria-hidden] { opacity: 0.35; }
.trail-nav [aria-current="page"], nav.breadcrumb [aria-current="page"], nav.breadcrumbs [aria-current="page"] {
  max-width: 30ch; overflow: hidden; text-overflow: ellipsis; flex: 0 1 auto; min-width: 0; opacity: 0.85;
}
.story-hero { padding-block: 0.75rem 1.5rem; }
.hero-inner { max-width: 620px; margin-inline: auto; padding-inline: clamp(16px, 4vw, 24px); }
.entry-meta { margin: 0 0 1.1rem; font-size: 13px; line-height: 1.6; opacity: 0.72; }
.hero-inner h1 { margin: 0; max-width: 100%; line-height: 1.28; font-size: clamp(1.5rem, 1.1rem + 1.4vw, 2rem); }
.post-lead { margin: 1.2rem 0 0; font-size: clamp(0.9375rem, 0.85rem + 0.45vw, 1.125rem); line-height: 1.7; opacity: 0.82; }
.article-prose { max-width: 620px; margin-inline: auto; padding-inline: clamp(16px, 4vw, 24px); padding-block: 0.25rem 3rem; }
.article-prose > h2:first-of-type { margin-top: 0; }