/* =======================================================
   鸦舍 / Crowxjy — 详情页样式 (detail.css)
   依赖:
     - styles.css 提供主题变量(--washi/--ink/--shu/--line/...)
     - 5 套主题通过 [data-theme="..."] 自动切换
   结构:
     1. 容器/加载态
     2. Hero(详情页首屏)
     3. TOC(锚点目录)
     4. 12 列网格 / Block 公共
     5. 各 Block 类型样式
     6. 底部翻页(上一篇/下一篇)
     7. 主题特化覆盖
   ======================================================= */

/* ===========================================================
   1. 容器 / 加载态 / 错误态
   =========================================================== */
.detail {
  --gap-grid: clamp(16px, 1.6vw, 28px);
  --pad-block-y: clamp(24px, 4vw, 56px);
  --content-max: 1200px;

  position: relative;
  min-height: 80vh;
  padding: 0;
}

.detail__loading,
.detail__error {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 60px 24px;
  text-align: center;
}
/* hidden 兜底 — 必须强于上面的 display:flex */
[hidden] { display: none !important; }
.detail__loading-seal {
  font-family: 'LXGW WenKai', 'Shippori Mincho', 'Noto Serif SC', serif;
  font-size: 64px;
  color: var(--shu);
  opacity: .5;
  animation: detail-pulse 2s ease-in-out infinite;
}
@keyframes detail-pulse {
  0%, 100% { opacity: .25; transform: scale(1); }
  50%      { opacity: .65; transform: scale(1.06); }
}
.detail__loading-text {
  font-size: 14px;
  color: var(--ink-soft, var(--ink));
  letter-spacing: .04em;
}
.detail__error-title {
  font-family: var(--font-serif, 'Shippori Mincho', serif);
  font-size: clamp(28px, 3.5vw, 44px);
  margin: 0;
}
.detail__error-msg {
  color: var(--ink-soft, var(--ink));
  font-size: 14px;
  max-width: 560px;
}

@media (prefers-reduced-motion: reduce) {
  .detail__loading-seal { animation: none; }
}

/* ===========================================================
   2. Hero / 首屏
   =========================================================== */
.detail-hero {
  position: relative;
  padding: 64px 0 32px;
  border-bottom: 1px solid var(--line);
}
.detail-hero__inner {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 48px);
}
.detail-hero__eyebrow {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 12px;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--shu);
  margin: 0 0 16px;
}
.detail-hero__title {
  font-family: var(--font-serif-zh, 'Shippori Mincho', 'Noto Serif SC', serif);
  font-size: clamp(32px, 5.2vw, 64px);
  line-height: 1.15;
  margin: 0 0 14px;
  color: var(--ink);
  font-weight: 700;
}
.detail-hero__subtitle {
  font-size: clamp(16px, 1.6vw, 22px);
  color: var(--ink-soft, var(--ink));
  margin: 0 0 28px;
  line-height: 1.55;
  font-weight: 400;
  max-width: 720px;
}

/* meta 一行 */
.detail-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 28px;
  font-size: 13px;
  color: var(--ink-soft, var(--ink));
  letter-spacing: .04em;
}
.detail-hero__meta dt {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .18em;
  color: var(--shu);
  margin-bottom: 4px;
}
.detail-hero__meta dd {
  margin: 0;
  font-weight: 500;
  color: var(--ink);
}
.detail-hero__meta-cell {
  min-width: 80px;
}

/* tags */
.detail-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
  list-style: none;
  padding: 0;
}
.detail-hero__tags li {
  font-size: 12px;
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink-soft, var(--ink));
  letter-spacing: .04em;
}

/* hero 大封面 */
.detail-hero__cover {
  margin: 36px auto 0;
  max-width: 1440px;
  padding: 0 clamp(20px, 4vw, 48px);
}
.detail-hero__cover-img {
  width: 100%;
  border-radius: 4px;
  border: 1px solid var(--line);
  display: block;
  background: var(--washi-2, var(--washi));
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* ===========================================================
   3. TOC / 锚点目录
   =========================================================== */
.detail-toc {
  max-width: var(--content-max);
  margin: 32px auto 8px;
  padding: 0 clamp(20px, 4vw, 48px);
}
.detail-toc__list {
  display: flex;
  flex-wrap: wrap;
  gap: 20px 32px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  list-style: none;
  margin: 0;
}
.detail-toc__item {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 13px;
  letter-spacing: .04em;
}
.detail-toc__num {
  font-family: 'Inter', system-ui, sans-serif;
  color: var(--shu);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .15em;
}
.detail-toc__link {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .25s, border-color .25s;
}
.detail-toc__link:hover,
.detail-toc__link.is-active {
  color: var(--shu);
  border-bottom-color: var(--shu);
}

/* ===========================================================
   4. 12 列网格 / Block 公共
   =========================================================== */
.detail-blocks {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 24px clamp(20px, 4vw, 48px) 64px;
}

.detail-block {
  margin: var(--pad-block-y) 0;
}
.detail-block:first-child { margin-top: 0; }
.detail-block:last-child  { margin-bottom: 0; }

/* 容器组(group):12 列子网格 */
.block-group {
  display: grid;
  grid-template-columns: repeat(var(--cols, 12), 1fr);
  gap: var(--gap-grid);
}
.block-group--gap-sm { gap: 12px; }
.block-group--gap-md { gap: 20px; }
.block-group--gap-lg { gap: 32px; }
.block-group--gap-xl { gap: 48px; }

/* 网格项跨列 / 偏移 */
.block-cell {
  /* 由内联 style 覆盖 grid-column */
  display: flex;
  flex-direction: column;
}
.block-cell--valign-center { justify-content: center; }
.block-cell--valign-bottom { justify-content: flex-end; }
.block-cell--align-center  { text-align: center; }
.block-cell--align-right   { text-align: right; }

/* 内边距 */
.pad-sm { padding: 10px; }
.pad-md { padding: 18px; }
.pad-lg { padding: 28px; }
.pad-xl { padding: 40px; }

/* 背景色 token */
.bg-paper      { background: var(--washi); }
.bg-washi-2    { background: var(--washi-2, var(--washi)); }
.bg-accent-soft{ background: rgba(var(--shu-rgb, 214, 69, 44), .08); }

/* 出血(满栏 / 满屏) */
.bleed-wide {
  /* 顶到 detail-blocks 容器边 */
  margin-left: calc(50% - 50vw + clamp(20px, 4vw, 48px));
  margin-right: calc(50% - 50vw + clamp(20px, 4vw, 48px));
}
.bleed-full {
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
  border-radius: 0;
}

/* 移动端:12 列降级为 6 / 4 列 */
@media (max-width: 720px) {
  .block-group { grid-template-columns: repeat(6, 1fr); }
  .block-cell { grid-column: span 6 !important; grid-column-start: auto !important; }
}

/* ===========================================================
   5. 各 Block 类型
   =========================================================== */

/* ---- Section anchor ---- */
.block-section {
  scroll-margin-top: 96px; /* 留给固定 header */
}
.block-section__eyebrow {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 11px;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--shu);
  margin: 0 0 12px;
}
.block-section__heading {
  font-family: var(--font-serif-zh, 'Shippori Mincho', 'Noto Serif SC', serif);
  font-size: clamp(24px, 3.2vw, 40px);
  line-height: 1.25;
  margin: 0 0 12px;
  color: var(--ink);
  font-weight: 700;
  position: relative;
  padding-bottom: 12px;
}
.block-section__heading::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 32px; height: 2px;
  background: var(--shu);
}
.block-section__desc {
  color: var(--ink-soft, var(--ink));
  font-size: 15px;
  line-height: 1.7;
  max-width: 720px;
}

/* ---- Text ---- */
.block-text { color: var(--ink); }
.block-text__eyebrow {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 11px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--shu);
  margin: 0 0 8px;
}
.block-text__heading {
  font-family: var(--font-serif-zh, 'Shippori Mincho', 'Noto Serif SC', serif);
  margin: 0 0 12px;
  color: var(--ink);
  font-weight: 600;
  line-height: 1.3;
}
.block-text__heading--h2 { font-size: clamp(22px, 2.8vw, 32px); }
.block-text__heading--h3 { font-size: clamp(18px, 2.2vw, 24px); }
.block-text__heading--h4 { font-size: clamp(15px, 1.6vw, 18px); }
.block-text__body p {
  font-size: 15px;
  line-height: 1.8;
  margin: 0 0 1em;
  color: var(--ink);
}
.block-text__body p:last-child { margin-bottom: 0; }
.block-text__body strong { color: var(--shu); font-weight: 600; }
.block-text__body em { font-style: italic; color: var(--ink); }
.block-text__body code {
  font-family: 'JetBrains Mono', monospace;
  background: rgba(var(--ink-rgb, 30, 30, 30), .06);
  padding: 1px 6px;
  border-radius: 3px;
  font-size: .92em;
}
.block-text__body a {
  color: var(--shu);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

/* ---- Image ---- */
.block-image {
  display: block;
  width: 100%;
}
.block-image__frame {
  display: block;
  width: 100%;
  background: var(--washi-2, var(--washi));
  overflow: hidden;
  border-radius: 4px;
}
.block-image--border .block-image__frame {
  border: 1px solid var(--line);
}
.block-image--shadow .block-image__frame {
  box-shadow: 0 14px 40px rgba(var(--ink-rgb, 30, 30, 30), .12);
}
.block-image__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: var(--img-ratio, 16 / 9);
}
.block-image__caption {
  margin: 8px 0 0;
  font-size: 12px;
  color: var(--ink-soft, var(--ink));
  letter-spacing: .04em;
  font-style: italic;
  text-align: inherit;
}

/* ---- Gallery ---- */
.block-gallery--grid {
  display: grid;
  grid-template-columns: repeat(var(--gallery-cols, 3), 1fr);
  gap: 16px;
}
.block-gallery--carousel {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 12px;
}
.block-gallery--carousel .block-gallery__item {
  flex: 0 0 80%;
  max-width: 720px;
  scroll-snap-align: center;
}
.block-gallery--stack .block-gallery__item + .block-gallery__item {
  margin-top: 16px;
}
.block-gallery__item img {
  width: 100%;
  display: block;
  border-radius: 4px;
  border: 1px solid var(--line);
  background: var(--washi-2, var(--washi));
  object-fit: cover;
  aspect-ratio: 4 / 3;
}
@media (max-width: 720px) {
  .block-gallery--grid { grid-template-columns: repeat(2, 1fr); }
}

/* ---- Video ---- */
.block-video {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid var(--line);
}
.block-video iframe,
.block-video video {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

/* ---- Quote ---- */
.block-quote {
  position: relative;
  padding: 18px 24px 18px 36px;
  border-left: 3px solid var(--shu);
  background: rgba(var(--shu-rgb, 214, 69, 44), .04);
  border-radius: 0 4px 4px 0;
  font-family: var(--font-serif-zh, 'Shippori Mincho', 'Noto Serif SC', serif);
}
.block-quote__text {
  font-size: clamp(16px, 1.8vw, 20px);
  line-height: 1.7;
  color: var(--ink);
  margin: 0 0 8px;
  font-style: italic;
}
.block-quote__cite {
  font-size: 13px;
  color: var(--ink-soft, var(--ink));
  letter-spacing: .04em;
  font-style: normal;
}
.block-quote__cite::before { content: '— '; }

/* ---- Stats ---- */
.block-stats {
  display: grid;
  grid-template-columns: repeat(var(--stats-cols, 4), 1fr);
  gap: 24px;
  padding: 32px 28px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
@media (max-width: 720px) {
  .block-stats { grid-template-columns: repeat(2, 1fr); }
}
.block-stats__item { text-align: center; }
.block-stats__value {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
  color: var(--shu);
  line-height: 1;
  margin-bottom: 8px;
  letter-spacing: -.02em;
}
.block-stats__label {
  font-size: 13px;
  color: var(--ink-soft, var(--ink));
  letter-spacing: .04em;
}
.block-stats__trend {
  display: inline-block;
  margin-left: 6px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .08em;
}
.block-stats__trend--up   { color: #2ea357; }
.block-stats__trend--down { color: #c0392b; }

/* ---- List ---- */
.block-list {
  font-size: 15px;
  line-height: 1.85;
  padding-left: 0;
  color: var(--ink);
}
.block-list--disc   { list-style: disc inside; }
.block-list--dash li::before { content: '— '; color: var(--shu); }
.block-list--dash   { list-style: none; }
.block-list--number { list-style: decimal inside; }
.block-list--check  { list-style: none; }
.block-list--check li::before {
  content: '✓ ';
  color: var(--shu);
  font-weight: 600;
}
.block-list li { padding: 2px 0; }

/* ---- Callout ---- */
.block-callout {
  padding: 18px 22px;
  border-radius: 4px;
  border-left: 3px solid var(--shu);
  background: rgba(var(--shu-rgb, 214, 69, 44), .06);
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink);
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.block-callout__icon {
  flex: 0 0 auto;
  font-size: 18px;
  line-height: 1.3;
}
.block-callout__body { flex: 1; }
.block-callout--info     { border-left-color: #3b7dd8; background: rgba(59, 125, 216, .07); }
.block-callout--warn     { border-left-color: #d8a23b; background: rgba(216, 162, 59, .09); }
.block-callout--success  { border-left-color: #2ea357; background: rgba(46, 163, 87, .07); }
.block-callout--neutral  { border-left-color: var(--line); background: var(--washi-2, var(--washi)); }

/* ---- Divider ---- */
.block-divider {
  border: 0;
  margin: 8px 0;
  text-align: center;
  color: var(--shu);
  opacity: .55;
}
.block-divider--line {
  height: 1px;
  background: var(--line);
}
.block-divider--dots::before {
  content: '· · ·';
  letter-spacing: .6em;
  font-size: 14px;
  display: block;
  text-align: center;
}
.block-divider--ornate::before {
  content: '◇ — ◆ — ◇';
  letter-spacing: .35em;
  font-size: 12px;
  font-family: var(--font-serif-zh, 'Shippori Mincho', serif);
}

/* ---- Spacer ---- */
.block-spacer--sm { height: 16px; }
.block-spacer--md { height: 32px; }
.block-spacer--lg { height: 64px; }
.block-spacer--xl { height: 96px; }

/* ===========================================================
   6. 底部翻页
   =========================================================== */
.detail__pager {
  max-width: var(--content-max);
  margin: 32px auto 64px;
  padding: 24px clamp(20px, 4vw, 48px);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 16px;
  border-top: 1px solid var(--line);
}
.detail__pager-link {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--ink);
  padding: 12px 4px;
  transition: color .25s, transform .25s;
}
.detail__pager-link--prev { justify-self: start; }
.detail__pager-link--next {
  justify-self: end;
  text-align: right;
}
.detail__pager-link:hover {
  color: var(--shu);
}
.detail__pager-link--prev:hover { transform: translateX(-3px); }
.detail__pager-link--next:hover { transform: translateX(3px); }

.detail__pager-arrow {
  font-size: 22px;
  font-family: 'Inter', system-ui, sans-serif;
  color: var(--shu);
}
.detail__pager-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 12px;
  letter-spacing: .04em;
}
.detail__pager-meta em {
  font-style: normal;
  color: var(--ink-soft, var(--ink));
  text-transform: uppercase;
  letter-spacing: .15em;
  font-size: 10px;
}
.detail__pager-meta strong {
  font-family: var(--font-serif-zh, 'Shippori Mincho', 'Noto Serif SC', serif);
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
}
.detail__pager-link:hover .detail__pager-meta strong { color: var(--shu); }

.detail__pager-home {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--ink-soft, var(--ink));
  text-decoration: none;
  padding: 8px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  transition: color .25s, border-color .25s;
}
.detail__pager-home:hover {
  color: var(--shu);
  border-color: var(--shu);
}

@media (max-width: 720px) {
  .detail__pager { grid-template-columns: 1fr; }
  .detail__pager-link--prev,
  .detail__pager-link--next,
  .detail__pager-home { justify-self: stretch; text-align: center; justify-content: center; }
}

/* ===========================================================
   7. 主题特化覆盖
   =========================================================== */

/* vermilion 已移除 */

/* pixel: 字号收一点,避免溢出 */
[data-theme="pixel"] .detail-hero__title       { font-size: clamp(22px, 4vw, 44px); letter-spacing: 0; line-height: 1.4; }
[data-theme="pixel"] .block-section__heading   { font-size: clamp(16px, 2.4vw, 26px); line-height: 1.5; }
[data-theme="pixel"] .block-text__heading--h2  { font-size: clamp(15px, 2.2vw, 22px); }
[data-theme="pixel"] .block-text__heading--h3  { font-size: clamp(13px, 1.8vw, 17px); }
[data-theme="pixel"] .block-text__heading--h4  { font-size: clamp(12px, 1.4vw, 14px); }
[data-theme="pixel"] .block-stats__value       { font-size: clamp(20px, 3vw, 32px); letter-spacing: 0; }

/* terminal: 主体改等宽 */
[data-theme="terminal"] .detail-hero__title,
[data-theme="terminal"] .block-section__heading,
[data-theme="terminal"] .block-text__heading {
  font-family: 'JetBrains Mono', 'Sarasa Mono SC', monospace;
  font-weight: 600;
  letter-spacing: 0;
}
[data-theme="terminal"] .block-section__heading::before { content: '> '; color: var(--shu); }
[data-theme="terminal"] .block-text__body p,
[data-theme="terminal"] .block-list,
[data-theme="terminal"] .block-quote__text {
  font-family: 'JetBrains Mono', 'Sarasa Mono SC', monospace;
}

/* manuscript: hero 标题用霞鹜文楷 */
[data-theme="manuscript"] .detail-hero__title,
[data-theme="manuscript"] .block-section__heading {
  font-family: 'LXGW WenKai', 'Shippori Mincho', 'Noto Serif SC', 'Kaiti SC', serif;
  font-weight: 500;
}

/* mono: 强调色降低饱和(灰阶视觉) */
[data-theme="mono"] .block-quote { background: rgba(0, 0, 0, .04); }
[data-theme="mono"] .block-callout--info,
[data-theme="mono"] .block-callout--warn,
[data-theme="mono"] .block-callout--success { background: rgba(0, 0, 0, .04); border-left-color: var(--ink); }

/* ===========================================================
   入场动画(可选)
   =========================================================== */
.detail-block.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .6s ease-out, transform .6s ease-out;
}
.detail-block.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  .detail-block.reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ===========================================================
   📱 移动端深度适配 — v18.4
   断点：≤720px 已有；新增 ≤520px（小手机）和 横屏特殊处理
   =========================================================== */
@media (max-width: 720px) {
  /* Hero */
  .detail-hero { padding: 32px 0 20px; }
  .detail-hero__inner { padding: 0 16px; }
  .detail-hero__title { font-size: clamp(24px, 7vw, 36px); line-height: 1.25; }
  .detail-hero__subtitle { font-size: 14px; }
  .detail-hero__meta { gap: 12px; font-size: 12px; flex-wrap: wrap; }
  .detail-hero__tags { gap: 6px; }
  .detail-hero__tags li { font-size: 11px; padding: 3px 8px; }
  .detail-hero__cover { margin-top: 20px; }

  /* 内容容器统一收紧 */
  .detail__content,
  .detail-blocks { padding-left: 16px; padding-right: 16px; }
  .detail-block { margin-bottom: 24px; }

  /* 各 block 字号 */
  .block-section { margin: 32px 0 16px; }
  .block-section__heading { font-size: 22px; }
  .block-section__desc { font-size: 14px; }
  .block-text__heading--h2 { font-size: 20px; }
  .block-text__heading--h3 { font-size: 17px; }
  .block-text__heading--h4 { font-size: 15px; }
  .block-text__body { font-size: 14px; line-height: 1.75; }

  /* Gallery / Stats 强制收缩为 2 列 */
  .block-gallery { grid-template-columns: repeat(2, 1fr) !important; gap: 8px; }
  .block-stats { grid-template-columns: repeat(2, 1fr) !important; gap: 16px; padding: 16px 0; }
  .block-stats__value { font-size: 22px; }
  .block-stats__label { font-size: 12px; }

  /* Quote 收紧 */
  .block-quote { margin: 24px 0; padding: 16px 18px; }
  .block-quote__text { font-size: 15px; }

  /* Callout 收紧 */
  .block-callout { padding: 12px 14px; }
  .block-callout__body { font-size: 13px; }

  /* 满屏破栏在移动端按内容宽度收回 */
  .bleed-full, .bleed-wide { margin-left: 0 !important; margin-right: 0 !important; width: auto !important; }

  /* Pager 触摸友好 */
  .detail__pager-link,
  .detail__pager-home { min-height: 48px; padding: 12px 14px; }
}

/* 超小屏（≤480px） */
@media (max-width: 480px) {
  .detail-hero__title { font-size: 22px; }
  .block-gallery { grid-template-columns: 1fr !important; }
  .block-stats { grid-template-columns: 1fr !important; }
  .detail__content,
  .detail-blocks { padding-left: 12px; padding-right: 12px; }
}

/* TOC 在移动端折叠为顶部下拉式（如有） */
@media (max-width: 720px) {
  .detail-toc { position: static !important; width: auto !important; padding: 12px 16px; border-bottom: 1px solid var(--line); }
  .detail-toc__list { display: flex; flex-wrap: wrap; gap: 8px; }
  .detail-toc__item { font-size: 12px; padding: 4px 10px; border: 1px solid var(--line); border-radius: 999px; }
}

/* 触摸目标最小尺寸 */
@media (pointer: coarse) {
  .nav__link, .lang-switch button, .nav-theme-toggle,
  .detail__pager-link, .detail__pager-home,
  .case-card__cta, .link-arrow {
    min-height: 44px;
  }
  /* 视频/图片防止溢出 */
  .block-image__img, .block-gallery__item img, .block-video iframe, .block-video video { max-width: 100%; }
}