/* ==========================================================================
   SimpleWord · 组件
   徽章 / 标签 / 卡片 / 提示块 / 分隔线 / 图片 / 标签页 / 封面 / 首页 / 404 / 联系

   说明：正文内组件的选择器统一加 `.markdown-section` 前缀，以稳定压过
   theme.css 中的 .markdown-section p/h/a/blockquote 排版规则。
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. 按钮（封面、首页、404 共用）
   -------------------------------------------------------------------------- */
.sw-btn {
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 24px;
  font-family: var(--sw-font);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--sw-text);
  background: var(--sw-surface);
  border: 1px solid var(--sw-border);
  border-radius: var(--sw-r-md);
  box-shadow: var(--sw-shadow-1);
  text-decoration: none;
  cursor: pointer;
  /* 磁吸：随指针轻微偏移 + 悬停抬升 */
  transform: translate3d(var(--sw-tx, 0px), calc(var(--sw-ty, 0px) + var(--sw-lift, 0px)), 0);
  transition: transform 0.2s var(--sw-ease), box-shadow 0.22s var(--sw-ease),
    border-color 0.22s var(--sw-ease), background-color 0.22s var(--sw-ease),
    color 0.22s var(--sw-ease);
}

/* 点击涟漪 */
.sw-ripple {
  position: absolute;
  width: 14px;
  height: 14px;
  margin: -7px 0 0 -7px;
  border-radius: 50%;
  background: var(--sw-accent-soft);
  pointer-events: none;
  animation: swRipple 0.6s var(--sw-ease) forwards;
}

.sw-btn-primary .sw-ripple {
  background: rgba(255, 255, 255, 0.5);
}

@keyframes swRipple {
  from {
    transform: scale(0);
    opacity: 0.85;
  }
  to {
    transform: scale(24);
    opacity: 0;
  }
}

.sw-btn .lucide,
.sw-btn svg {
  font-size: 16px;
  width: 16px;
  height: 16px;
}

.sw-btn:hover {
  --sw-lift: -2px;
  color: var(--sw-accent);
  border-color: var(--sw-accent);
  box-shadow: var(--sw-shadow-2);
  text-decoration: none;
}

.sw-btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--sw-accent), var(--sw-accent-2));
  border-color: transparent;
  box-shadow: 0 6px 18px var(--sw-accent-soft), var(--sw-shadow-2);
}

.sw-btn-primary:hover {
  color: #fff;
  border-color: transparent;
  box-shadow: 0 10px 26px var(--sw-accent-soft), var(--sw-shadow-3);
}

/* 正文内按钮：压过 .markdown-section a 的链接样式 */
.markdown-section .sw-btn {
  color: var(--sw-text);
  font-weight: 600;
  text-decoration: none;
  border: 1px solid var(--sw-border);
}

.markdown-section .sw-btn:hover {
  color: var(--sw-accent);
  text-decoration: none;
  border-color: var(--sw-accent);
}

.markdown-section .sw-btn-primary,
.markdown-section .sw-btn-primary:hover {
  color: #fff;
  border-color: transparent;
}

/* --------------------------------------------------------------------------
   2. 封面（位于 .markdown-section 之外；须加 section.cover 前缀压过 vue.css 的
      section.cover h1 / p / ul / a 规则）
   -------------------------------------------------------------------------- */
section.cover .sw-cover {
  max-width: 720px;
  margin: 0 auto;
  animation: swCoverIn 0.7s var(--sw-ease) both;
}

/* 只淡入、不做位移：位移会让 hero 成为绝对定位子元素的包含块 */
@keyframes swCoverIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* 封面内容入场的错落节奏：徽标 → 标题 → 标语 → 标签 → 按钮 → 数据条 */
section.cover .sw-cover > * {
  animation: swRiseIn 0.62s var(--sw-ease) both;
}

section.cover .sw-cover > *:nth-child(1) {
  animation-delay: 0.05s;
}

section.cover .sw-cover > *:nth-child(2) {
  animation-delay: 0.14s;
}

section.cover .sw-cover > *:nth-child(3) {
  animation-delay: 0.2s;
}

section.cover .sw-cover > *:nth-child(4) {
  animation-delay: 0.3s;
}

section.cover .sw-cover > *:nth-child(5) {
  animation-delay: 0.38s;
}

section.cover .sw-cover > *:nth-child(6) {
  animation-delay: 0.46s;
}

section.cover .sw-cover-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-bottom: 26px;
  padding: 6px 14px 6px 11px;
  font-size: 0.78rem;
  font-weight: 550;
  letter-spacing: 0.02em;
  color: var(--sw-text-2);
  background: var(--sw-glass-strong);
  border: 1px solid var(--sw-border);
  border-radius: var(--sw-r-full);
  box-shadow: var(--sw-shadow-1);
}

section.cover .sw-cover-badge .lucide {
  color: var(--sw-accent);
  font-size: 14px;
}

/* 徽标上的呼吸圆点 */
section.cover .sw-pulse {
  position: relative;
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--sw-accent);
  animation: swPulse 2.4s ease-out infinite;
}

@keyframes swPulse {
  0% {
    box-shadow: 0 0 0 0 var(--sw-accent-soft);
  }
  70% {
    box-shadow: 0 0 0 8px transparent;
  }
  100% {
    box-shadow: 0 0 0 0 transparent;
  }
}

section.cover h1.sw-cover-title {
  position: relative;
  margin: 0 0 14px;
  font-size: clamp(2.6rem, 7vw, 4rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--sw-text);
}

/* 标题背后的柔光 */
section.cover h1.sw-cover-title::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 52%;
  z-index: -1;
  width: 132%;
  height: 230%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  background: radial-gradient(ellipse at center, var(--sw-accent-soft) 0%, transparent 68%);
  filter: blur(26px);
}

/* 毛笔笔触下划线：形状来自内联 SVG 遮罩（有粗细变化），颜色交给 background */
.sw-brush {
  position: relative;
  display: inline-block;
  /* 给笔触留出垂直空间，否则加粗后会压到下面那行渐变字 */
  padding-bottom: 0.3em;
  /* 自成层叠上下文：笔触用 z-index:-1 压在文字下方，
     不隔离的话它会掉到封面底色之下（当前只是碰巧被标题上的 transform 救了） */
  isolation: isolate;
}

.sw-brush::after {
  content: '';
  position: absolute;
  left: calc(-1 * var(--sw-brush-spread, 0.3em));
  right: calc(-1 * var(--sw-brush-spread, 0.3em));
  top: 1em;
  z-index: -1;
  height: var(--sw-brush-h, 0.34em);
  background: var(--sw-brush-color, var(--sw-accent));
  -webkit-mask: url('/images/brush-stroke.svg') no-repeat center / 100% 100%;
  mask: url('/images/brush-stroke.svg') no-repeat center / 100% 100%;
  pointer-events: none;
}

section.cover .sw-cover-title-en {
  display: block;
  margin-top: 8px;
  font-size: clamp(0.95rem, 2.4vw, 1.15rem);
  font-weight: 600;
  letter-spacing: 0.34em;
  text-indent: 0.34em;
  /* 第一层：跟随指针的白色高光；第二层：品牌渐变 */
  background-image: radial-gradient(
      58px circle at calc(var(--sw-shine, 0.5) * 100%) 50%,
      rgba(255, 255, 255, 0.92),
      transparent 62%
    ),
    linear-gradient(
      100deg,
      var(--sw-accent) 0%,
      var(--sw-accent-2) 34%,
      #56d8f0 50%,
      var(--sw-accent-2) 66%,
      var(--sw-accent) 100%
    );
  background-size: 100% 100%, 220% 100%;
  background-position: 0 0, 0% 50%;
  background-repeat: no-repeat, no-repeat;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

/* 指针进入后改由鼠标驱动高光，关闭自动流光避免打架 */
section.cover .sw-cover-title-en.is-pointer {
  animation: none;
}

section.cover .sw-cover-title-en:not(.is-pointer) {
  animation: swShimmer 7s linear infinite;
}

/* 渐变字上的流动微光 */
@keyframes swShimmer {
  from {
    background-position: 0 0, 0% 50%;
  }
  to {
    background-position: 0 0, 200% 50%;
  }
}

section.cover p.sw-cover-tagline {
  max-width: 30em;
  margin: 0 auto 22px;
  font-size: 1.02rem;
  line-height: 1.8;
  color: var(--sw-text-2);
}

/* 逐字打出的光标 */
section.cover .sw-cover-caret {
  display: inline-block;
  width: 2px;
  height: 1em;
  margin-left: 3px;
  vertical-align: -0.14em;
  background: var(--sw-accent);
  animation: swCaret 1.05s steps(1) infinite;
}

@keyframes swCaret {
  0%,
  49% {
    opacity: 1;
  }
  50%,
  100% {
    opacity: 0;
  }
}

section.cover ul.sw-cover-chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  max-width: none;
  margin: 0 0 30px;
  padding: 0;
  list-style: none;
}

section.cover .sw-cover-chips li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin: 0;
  padding: 6px 13px;
  font-size: 0.83rem;
  line-height: 1.6;
  color: var(--sw-text-2);
  background: var(--sw-surface);
  border: 1px solid var(--sw-border);
  border-radius: var(--sw-r-full);
}

section.cover .sw-cover-chips li .lucide {
  font-size: 14px;
  color: var(--sw-accent);
}

section.cover .sw-cover-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 34px;
}

section.cover a.sw-btn {
  color: var(--sw-text);
  text-decoration: none;
}

section.cover a.sw-btn:hover {
  color: var(--sw-accent);
}

section.cover a.sw-btn-primary,
section.cover a.sw-btn-primary:hover {
  color: #fff;
}

/* 主按钮：悬停时一道流光扫过 */
section.cover a.sw-btn-primary {
  position: relative;
  overflow: hidden;
}

section.cover a.sw-btn-primary::after {
  content: '';
  position: absolute;
  top: 0;
  left: -130%;
  width: 55%;
  height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.38), transparent);
  transition: left 0.65s var(--sw-ease);
  pointer-events: none;
}

section.cover a.sw-btn-primary:hover::after {
  left: 135%;
}

/* 底部数据条：细线分隔的三段式 */
section.cover .sw-cover-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  margin: 0;
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--sw-text-3);
}

section.cover .sw-cover-foot span {
  position: relative;
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 0 20px;
}

section.cover .sw-cover-foot span + span::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  width: 1px;
  height: 14px;
  transform: translateY(-50%);
  background: var(--sw-border-strong);
}

section.cover .sw-cover-foot strong {
  font-size: 1.32rem;
  font-weight: 750;
  letter-spacing: -0.02em;
  color: var(--sw-text);
}

/* 底部下滑提示（滚动即退出封面） */
section.cover .sw-cover-scroll {
  position: absolute;
  left: 50%;
  bottom: 30px;
  display: flex;
  justify-content: center;
  width: 22px;
  height: 36px;
  padding-top: 7px;
  border: 1px solid var(--sw-border-strong);
  border-radius: 12px;
  opacity: 0.7;
  transform: translateX(-50%);
}

section.cover .sw-cover-scroll span {
  width: 3px;
  height: 7px;
  border-radius: 2px;
  background: var(--sw-text-3);
  animation: swScrollCue 2.2s var(--sw-ease) infinite;
}

@keyframes swScrollCue {
  0% {
    transform: translateY(0);
    opacity: 0;
  }
  25% {
    opacity: 1;
  }
  70% {
    transform: translateY(13px);
    opacity: 0;
  }
  100% {
    transform: translateY(13px);
    opacity: 0;
  }
}

section.cover p.sw-cover-foot {
  margin: 0;
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--sw-text-4);
}

@media (max-width: 560px) {
  section.cover .sw-cover-actions {
    flex-direction: column;
    align-items: stretch;
  }

  section.cover h1.sw-cover-title {
    font-size: 2.2rem;
  }

  section.cover .sw-cover-foot span {
    padding: 0 14px;
  }

  section.cover .sw-cover-foot strong {
    font-size: 1.15rem;
  }
}

/* --------------------------------------------------------------------------
   3. 徽章 md-badge
   -------------------------------------------------------------------------- */
.markdown-section .md-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin: 0 3px;
  padding: 2px 10px;
  font-family: var(--sw-font);
  font-size: 0.76rem;
  font-weight: 650;
  line-height: 1.7;
  white-space: nowrap;
  vertical-align: 1px;
  border: 1px solid transparent;
  border-radius: var(--sw-r-full);
}

.markdown-section .md-badge .lucide {
  font-size: 0.9em;
}

.markdown-section .md-badge--default {
  color: var(--sw-text-2);
  background: var(--sw-surface-2);
  border-color: var(--sw-border);
}

.markdown-section .md-badge--info {
  color: var(--sw-accent);
  background: var(--sw-info-soft);
  border-color: rgba(59, 110, 246, 0.22);
}

.markdown-section .md-badge--success {
  color: var(--sw-success);
  background: var(--sw-success-soft);
  border-color: rgba(14, 159, 110, 0.22);
}

.markdown-section .md-badge--warning {
  color: var(--sw-warning);
  background: var(--sw-warning-soft);
  border-color: rgba(199, 122, 0, 0.24);
}

.markdown-section .md-badge--error {
  color: var(--sw-danger);
  background: var(--sw-danger-soft);
  border-color: rgba(224, 36, 36, 0.22);
}

html[data-theme='dark'] .markdown-section .md-badge--info {
  border-color: rgba(108, 147, 255, 0.3);
}

html[data-theme='dark'] .markdown-section .md-badge--success {
  border-color: rgba(61, 214, 140, 0.3);
}

/* --------------------------------------------------------------------------
   4. 标签 md-tag
   -------------------------------------------------------------------------- */
.markdown-section .md-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin: 0 3px;
  padding: 2px 10px;
  font-family: var(--sw-font);
  font-size: 0.76rem;
  font-weight: 550;
  line-height: 1.7;
  white-space: nowrap;
  vertical-align: 1px;
  border-radius: var(--sw-r-xs);
}

.markdown-section .md-tag::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.75;
}

.markdown-section .md-tag--default {
  color: var(--sw-text-3);
  background: var(--sw-surface-2);
}

.markdown-section .md-tag--gold {
  color: #A9761B;
  background: rgba(201, 169, 89, 0.16);
}

.markdown-section .md-tag--red {
  color: var(--sw-danger);
  background: var(--sw-danger-soft);
}

.markdown-section .md-tag--green {
  color: var(--sw-success);
  background: var(--sw-success-soft);
}

.markdown-section .md-tag--blue {
  color: var(--sw-accent);
  background: var(--sw-info-soft);
}

html[data-theme='dark'] .markdown-section .md-tag--gold {
  color: #E2C57A;
  background: rgba(201, 169, 89, 0.18);
}

/* --------------------------------------------------------------------------
   5. 卡片 md-card
   -------------------------------------------------------------------------- */
.markdown-section .md-card {
  --md-card-accent: var(--sw-accent);
  position: relative;
  margin: 1.6em 0;
  padding: 16px 20px 4px;
  background: var(--sw-surface);
  border: 1px solid var(--sw-border);
  border-left: 3px solid var(--md-card-accent);
  border-radius: var(--sw-r-md);
  box-shadow: var(--sw-shadow-1);
  transition: box-shadow 0.25s var(--sw-ease);
}

.markdown-section .md-card:hover {
  box-shadow: var(--sw-shadow-2);
}

.markdown-section .md-card__title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 8px;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--sw-text);
}

.markdown-section .md-card__title .lucide {
  font-size: 16px;
  color: var(--md-card-accent);
}

.markdown-section .md-card__body > :first-child {
  margin-top: 0;
}

.markdown-section .md-card__body > :last-child {
  margin-bottom: 14px;
}

.markdown-section .md-card__body p {
  margin: 0.55em 0;
}

.markdown-section .md-card--info {
  --md-card-accent: var(--sw-info);
}

.markdown-section .md-card--success {
  --md-card-accent: var(--sw-success);
}

.markdown-section .md-card--warning {
  --md-card-accent: var(--sw-warning);
}

.markdown-section .md-card--error {
  --md-card-accent: var(--sw-danger);
}

/* --------------------------------------------------------------------------
   6. 提示块 md-callout（[!TIP] 等）
   -------------------------------------------------------------------------- */
.markdown-section .md-callout {
  --md-callout-accent: var(--sw-accent);
  --md-callout-tint: var(--sw-info-soft);
  --md-callout-line: color-mix(in srgb, var(--sw-accent) 24%, transparent);
  --md-callout-depth: 55%;
  margin: 1.7em 0;
  padding: 14px 18px 14px 21px;
  color: var(--sw-text-2);
  background-color: transparent;
  background-image:
    linear-gradient(180deg, var(--md-callout-accent) 0%, color-mix(in srgb, var(--md-callout-accent) 40%, transparent) 100%),
    linear-gradient(
      100deg,
      var(--md-callout-tint) 0%,
      color-mix(in srgb, var(--md-callout-tint) var(--md-callout-depth), transparent) 50%,
      transparent 92%
    );
  background-repeat: no-repeat;
  background-size: 3px 100%, 100% 100%;
  border: 1px solid var(--md-callout-line);
  border-left: 0;
  border-radius: var(--sw-r-md);
}

.markdown-section .md-callout > p {
  margin: 0.4em 0;
  font-weight: 400;
}

.markdown-section .md-callout > p:first-child {
  margin-top: 0;
}

.markdown-section .md-callout > p:last-child {
  margin-bottom: 0;
}

.markdown-section .md-callout__title {
  display: flex;
  align-items: center;
  gap: 7px;
  margin: 0 0 6px;
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--md-callout-accent);
}

.markdown-section .md-callout__title .lucide {
  font-size: 15px;
}

.markdown-section .md-callout--tip {
  --md-callout-line: color-mix(in srgb, var(--sw-accent) 24%, transparent);
  --md-callout-accent: var(--sw-accent);
  --md-callout-tint: var(--sw-info-soft);
  --md-callout-depth: 55%;
}

.markdown-section .md-callout--note {
  --md-callout-line: color-mix(in srgb, var(--sw-text-3) 30%, transparent);
  --md-callout-accent: var(--sw-text-3);
  --md-callout-tint: color-mix(in srgb, var(--sw-text-3) 10%, transparent);
  --md-callout-depth: 34%;
}

.markdown-section .md-callout--warning {
  --md-callout-line: color-mix(in srgb, var(--sw-warning) 30%, transparent);
  --md-callout-accent: var(--sw-warning);
  --md-callout-tint: var(--sw-warning-soft);
  --md-callout-depth: 68%;
}

.markdown-section .md-callout--success {
  --md-callout-line: color-mix(in srgb, var(--sw-success) 28%, transparent);
  --md-callout-accent: var(--sw-success);
  --md-callout-tint: var(--sw-success-soft);
  --md-callout-depth: 55%;
}

.markdown-section .md-callout--error {
  --md-callout-line: color-mix(in srgb, var(--sw-danger) 28%, transparent);
  --md-callout-accent: var(--sw-danger);
  --md-callout-tint: var(--sw-danger-soft);
  --md-callout-depth: 78%;
}

/* --------------------------------------------------------------------------
   7. 分隔线 md-divider
   -------------------------------------------------------------------------- */
.markdown-section .md-divider {
  margin: 2.6em 0;
}

.markdown-section .md-divider--pattern {
  height: 1px;
  background-image: linear-gradient(
    90deg,
    var(--sw-border-strong) 0 6px,
    transparent 6px 12px
  );
  background-size: 12px 1px;
  background-repeat: repeat-x;
  opacity: 0.9;
}

.markdown-section .md-divider--ornament {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.markdown-section .md-divider--ornament::before,
.markdown-section .md-divider--ornament::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--sw-border-strong));
}

.markdown-section .md-divider--ornament::after {
  background: linear-gradient(90deg, var(--sw-border-strong), transparent);
}

.markdown-section .md-divider__dot {
  width: 7px;
  height: 7px;
  border-radius: 1px;
  background: var(--sw-accent);
  transform: rotate(45deg);
  opacity: 0.65;
}

.markdown-section .md-divider--label {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--sw-text-4);
}

.markdown-section .md-divider--label::before,
.markdown-section .md-divider--label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--sw-border-strong);
}

.markdown-section .md-divider__text {
  white-space: nowrap;
}

/* --------------------------------------------------------------------------
   8. 图片 md-figure
   -------------------------------------------------------------------------- */
.markdown-section .md-figure {
  margin: 1.8em auto;
  /* 预留图片占位：图片加载完成或加载失败（换成占位框）时都不会推动下方内容 */
  min-height: 120px;
  text-align: center;
}

.markdown-section .md-figure img {
  display: block;
  max-width: 100%;
  margin: 0 auto;
  border: 1px solid var(--sw-border);
  border-radius: var(--sw-r-md);
  box-shadow: var(--sw-shadow-2);
  transition: box-shadow 0.25s var(--sw-ease), transform 0.25s var(--sw-ease);
}

.markdown-section .md-figure:hover img {
  box-shadow: var(--sw-shadow-3);
  transform: scale(1.012);
}

/* 徽章 / 标签的轻微弹动 */
.markdown-section .md-badge,
.markdown-section .md-tag {
  transition: transform 0.18s var(--sw-ease), box-shadow 0.18s var(--sw-ease);
}

.markdown-section .md-badge:hover,
.markdown-section .md-tag:hover {
  transform: translateY(-2px) scale(1.04);
}

.markdown-section .md-figure--error {
  padding: 34px 20px;
  background: var(--sw-surface-2);
  border: 1px dashed var(--sw-border-strong);
  border-radius: var(--sw-r-md);
}

.markdown-section .md-figure__error {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.markdown-section .md-figure__error-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--sw-text-2);
}

.markdown-section .md-figure__error-sub {
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  color: var(--sw-text-4);
}

/* --------------------------------------------------------------------------
   8.5 嵌入式演示（iframe）
   用法：把 HTML 放到 resources/ 下，正文写 <iframe src="/resources/xxx.html">
        该 HTML 里引 /resources/embed.css + /resources/embed.js 即可自动
        跟随深浅色并把真实高度上报给父页面
   -------------------------------------------------------------------------- */
.markdown-section .md-embed {
  margin: 1.8em 0;
  padding: 6px;
  background: var(--sw-surface-2);
  border: 1px solid var(--sw-border);
  border-radius: var(--sw-r-md);
  box-shadow: var(--sw-shadow-1);
}

.markdown-section .md-embed__frame {
  display: block;
  width: 100%;
  min-height: 200px;
  border: 0;
  border-radius: 9px;
  background: var(--sw-surface);
  transition: height 0.22s var(--sw-ease);
}

/* --------------------------------------------------------------------------
   8.6 滚动进场 + 卡片光斑（创意动效）
   -------------------------------------------------------------------------- */
.markdown-section .md-reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s var(--sw-ease), transform 0.6s var(--sw-ease);
}

.markdown-section .md-reveal--in {
  opacity: 1;
  transform: none;
}

/* 卡片 / 面板：指针位置的光斑跟随 */
.markdown-section .md-card,
.markdown-section .sw-tile {
  position: relative;
  isolation: isolate;
}

.markdown-section .md-card::after,
.markdown-section .sw-tile::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  border-radius: inherit;
  pointer-events: none;
  background: radial-gradient(
    190px circle at var(--mx, 50%) var(--my, 0%),
    var(--sw-accent-soft),
    transparent 72%
  );
  opacity: 0;
  transition: opacity 0.25s var(--sw-ease);
}

.markdown-section .md-card:hover::after,
.markdown-section .sw-tile:hover::after {
  opacity: 1;
}

/* 标题悬停时露出的锚点提示 */
.markdown-section h2 > .anchor::before,
.markdown-section h3 > .anchor::before,
.markdown-section h4 > .anchor::before {
  content: '#';
  margin-right: 7px;
  font-weight: 700;
  color: var(--sw-accent);
  opacity: 0;
  transform: translateX(-5px);
  transition: opacity 0.22s var(--sw-ease), transform 0.22s var(--sw-ease);
}

.markdown-section h2:hover > .anchor::before,
.markdown-section h3:hover > .anchor::before,
.markdown-section h4:hover > .anchor::before {
  opacity: 0.5;
  transform: none;
}

/* --------------------------------------------------------------------------
   8.7 上一篇 / 下一篇
   -------------------------------------------------------------------------- */
.markdown-section .md-pager {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 3em 0 1em;
  padding-top: 1.6em;
  border-top: 1px solid var(--sw-border);
}

/* 只有一侧时占满整行 */
.markdown-section .md-pager__link:only-child {
  grid-column: 1 / -1;
}

@media (max-width: 640px) {
  .markdown-section .md-pager {
    grid-template-columns: 1fr;
  }
}

.markdown-section .md-pager__link {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  overflow: hidden;
  isolation: isolate;
  color: var(--sw-text);
  background: var(--sw-surface);
  border: 1px solid var(--sw-border);
  border-radius: var(--sw-r-md);
  box-shadow: var(--sw-shadow-1);
  text-decoration: none;
  transition: transform 0.24s var(--sw-ease), border-color 0.24s var(--sw-ease),
    box-shadow 0.24s var(--sw-ease);
}

.markdown-section .md-pager__link:hover {
  --lift: -3px;
  transform: translate3d(0, var(--lift, 0px), 0);
  border-color: var(--sw-accent);
  text-decoration: none;
}

/* 悬停时前缘按行进方向压一道强调色竖条（用 inset 阴影，不挤动布局） */
.markdown-section .md-pager__link--prev:hover {
  box-shadow: var(--sw-shadow-2), inset 3px 0 0 var(--sw-accent);
}

.markdown-section .md-pager__link--next:hover {
  box-shadow: var(--sw-shadow-2), inset -3px 0 0 var(--sw-accent);
}

.markdown-section .md-pager__link:active {
  transform: translate3d(0, calc(var(--lift, 0px) + 1px), 0) scale(0.996);
}

.markdown-section .md-pager__link:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--sw-accent) 55%, transparent);
  outline-offset: 2px;
  border-color: var(--sw-accent);
}

.markdown-section .md-pager__link--next {
  text-align: right;
}

.markdown-section .md-pager__link--next .md-pager__text {
  align-items: flex-end;
}

/* 方向图标：平时低调，悬停时整块按方向推出去，箭头再窜一下 */
.markdown-section .md-pager__icon {
  position: relative;
  z-index: 1;
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  color: var(--sw-text-4);
  background: var(--sw-surface-2);
  border: 1px solid var(--sw-border);
  border-radius: var(--sw-r-sm);
  /* 图标必须让点击穿透，否则 docsify 的委托只向上看一层，找不到外层 <a> */
  pointer-events: none;
  transition: transform 0.3s var(--sw-ease), color 0.22s var(--sw-ease),
    background-color 0.22s var(--sw-ease), border-color 0.22s var(--sw-ease);
}

.markdown-section .md-pager__icon svg {
  width: 17px;
  height: 17px;
  pointer-events: none;
}

.markdown-section .md-pager__link--prev:hover .md-pager__icon {
  --sw-push: -6px;
  color: var(--sw-accent);
  background: var(--sw-accent-soft);
  border-color: color-mix(in srgb, var(--sw-accent) 34%, transparent);
  transform: translateX(-4px);
}

.markdown-section .md-pager__link--next:hover .md-pager__icon {
  --sw-push: 6px;
  color: var(--sw-accent);
  background: var(--sw-accent-soft);
  border-color: color-mix(in srgb, var(--sw-accent) 34%, transparent);
  transform: translateX(4px);
}

.markdown-section .md-pager__link:hover .md-pager__icon svg {
  animation: swPagerNudge 0.62s var(--sw-ease);
}

@keyframes swPagerNudge {
  0%,
  100% {
    transform: translateX(0);
  }
  45% {
    transform: translateX(var(--sw-push, 6px));
  }
}

/* 流光：从背面朝箭头方向扫过去；指针光斑复用卡片那套 --mx/--my */
.markdown-section .md-pager__link::before,
.markdown-section .md-pager__link::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.markdown-section .md-pager__link::before {
  background: linear-gradient(
    100deg,
    transparent 32%,
    color-mix(in srgb, var(--sw-accent) 13%, transparent) 50%,
    transparent 68%
  );
  transform: translateX(115%);
  transition: transform 0.8s var(--sw-ease);
}

.markdown-section .md-pager__link--next::before {
  transform: translateX(-115%);
}

.markdown-section .md-pager__link:hover::before {
  transform: translateX(-115%);
}

.markdown-section .md-pager__link--next:hover::before {
  transform: translateX(115%);
}

.markdown-section .md-pager__link::after {
  border-radius: inherit;
  background: radial-gradient(
    180px circle at var(--mx, 50%) var(--my, 50%),
    var(--sw-accent-soft),
    transparent 72%
  );
  opacity: 0;
  transition: opacity 0.25s var(--sw-ease);
}

.markdown-section .md-pager__link:hover::after {
  opacity: 1;
}

.markdown-section .md-pager__text {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.markdown-section .md-pager__hint {
  font-size: 0.72rem;
  color: var(--sw-text-4);
  transition: color 0.22s var(--sw-ease);
}

.markdown-section .md-pager__link:hover .md-pager__hint {
  color: var(--sw-accent);
}

.markdown-section .md-pager__title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--sw-text-2);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color 0.22s var(--sw-ease), transform 0.3s var(--sw-ease);
}

.markdown-section .md-pager__link:hover .md-pager__title {
  color: var(--sw-accent);
}

.markdown-section .md-pager__link--prev:hover .md-pager__title {
  transform: translateX(-2px);
}

.markdown-section .md-pager__link--next:hover .md-pager__title {
  transform: translateX(2px);
}

/* --------------------------------------------------------------------------
   8.8 Mermaid 图表
   -------------------------------------------------------------------------- */
.markdown-section .mermaid {
  margin: 1.6em 0;
  padding: 16px;
  min-height: 120px;
  overflow-x: auto;
  text-align: center;
  background: var(--sw-surface);
  border: 1px solid var(--sw-border);
  border-radius: var(--sw-r-md);
  box-shadow: var(--sw-shadow-1);
}

.markdown-section .mermaid svg {
  max-width: 100%;
  height: auto;
}

.markdown-section .mermaid.md-mermaid--error {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.86rem;
  color: var(--sw-text-3);
  border-style: dashed;
}

/* --------------------------------------------------------------------------
   8.9 系列导航（编号笔记）
   -------------------------------------------------------------------------- */
.markdown-section .md-series {
  margin: 0 0 2em;
  padding: 14px 18px 16px;
  background: var(--sw-surface-2);
  border: 1px solid var(--sw-border);
  border-left: 3px solid var(--sw-accent);
  border-radius: var(--sw-r-md);
}

.markdown-section .md-series__title {
  margin: 0 0 10px;
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--sw-accent);
}

.markdown-section .md-series__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.markdown-section .md-series__item {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 5px 0;
  font-size: 0.88rem;
  color: var(--sw-text-2);
}

.markdown-section .md-series__item a {
  color: inherit;
  border-bottom: 0;
}

.markdown-section .md-series__item a:hover {
  color: var(--sw-accent);
}

.markdown-section .md-series__item.is-current {
  color: var(--sw-text);
  font-weight: 650;
}

.markdown-section .md-series__badge {
  flex: 0 0 auto;
  padding: 1px 8px;
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--sw-accent);
  background: var(--sw-info-soft);
  border-radius: var(--sw-r-full);
}

/* --------------------------------------------------------------------------
   9. 标签页（docsify-tabs）
   -------------------------------------------------------------------------- */
.markdown-section .docsify-tabs {
  margin: 1.6em 0;
}

.markdown-section .docsify-tabs__tab {
  margin: 0 4px 0 0;
  padding: 8px 16px;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--sw-text-3);
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--sw-r-sm) var(--sw-r-sm) 0 0;
  transition: color 0.2s var(--sw-ease), background-color 0.2s var(--sw-ease);
}

.markdown-section .docsify-tabs__tab--active {
  color: var(--sw-accent);
  background: var(--sw-surface);
  border-color: var(--sw-border);
  border-bottom-color: transparent;
}

.markdown-section .docsify-tabs__tab:hover:not(.docsify-tabs__tab--active) {
  color: var(--sw-text);
  background: var(--sw-accent-soft);
}

.markdown-section .docsify-tabs__content {
  margin-top: -1px;
  padding: 18px;
  background: var(--sw-surface);
  border: 1px solid var(--sw-border);
  border-radius: 0 var(--sw-r-md) var(--sw-r-md) var(--sw-r-md);
}

.markdown-section .docsify-tabs__content > :first-child {
  margin-top: 0;
}

.markdown-section .docsify-tabs__content > :last-child {
  margin-bottom: 0;
}

.markdown-section .docsify-tabs__content pre {
  margin: 0.9em 0;
}

/* --------------------------------------------------------------------------
   10. 首页 Bento 网格
   -------------------------------------------------------------------------- */
.markdown-section .sw-home.sw-bento {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  /* 前两行是首屏磁贴（hero 占 2 行 + 4 个数字磁贴），其余行按内容定高 */
  grid-template-rows: repeat(2, minmax(148px, auto));
  grid-auto-rows: auto;
  gap: 14px;
}

/* 磁贴基座 */
.markdown-section .sw-bento .sw-tile {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-width: 0;
  margin: 0;
  padding: 20px 22px;
  background: var(--sw-surface);
  border: 1px solid var(--sw-border);
  border-radius: var(--sw-r-lg);
  box-shadow: var(--sw-shadow-1);
  transition: transform 0.28s var(--sw-ease), box-shadow 0.28s var(--sw-ease),
    border-color 0.28s var(--sw-ease);
}

/* 指针跟随的 3D 倾斜（--rx/--ry/--lift 由脚本与 hover 写入） */
.markdown-section .sw-bento .sw-tile {
  transform: perspective(760px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg))
    translate3d(0, var(--lift, 0px), 0);
  transform-style: preserve-3d;
}

/* 指针跟随光斑见「卡片 / 面板」一节（--mx/--my 由脚本写入） */
.markdown-section .sw-bento .sw-tile:hover {
  --lift: -3px;
  box-shadow: var(--sw-shadow-2);
}

/* --- 磁贴标题行 --- */
.markdown-section .sw-tile-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  font-size: 0.94rem;
  font-weight: 700;
  color: var(--sw-text);
}

.markdown-section .sw-tile-head .lucide {
  font-size: 16px;
  color: var(--sw-accent);
}

.markdown-section .sw-tile-count {
  margin-left: auto;
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--sw-text-4);
}

/* --- 1. 首屏自述磁贴 --- */
.markdown-section .sw-bento .sw-tile--hero {
  grid-column: span 2;
  grid-row: span 2;
  justify-content: center;
  gap: 2px;
  padding: 26px 28px;
  background: radial-gradient(
      120% 130% at 100% 0%,
      color-mix(in oklab, var(--sw-accent) 13%, transparent),
      transparent 58%
    ),
    var(--sw-surface);
}

/* 缓慢游走的极光斑 */
.markdown-section .sw-tile--hero::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -80px;
  width: 280px;
  height: 280px;
  pointer-events: none;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    color-mix(in oklab, var(--sw-accent-2) 30%, transparent),
    transparent 68%
  );
  filter: blur(4px);
  animation: swTileAurora 17s var(--sw-ease) infinite alternate;
}

@keyframes swTileAurora {
  from {
    transform: translate3d(0, 0, 0) scale(1);
    opacity: 0.65;
  }
  to {
    transform: translate3d(-46px, 34px, 0) scale(1.16);
    opacity: 1;
  }
}

.markdown-section .sw-intro-eyebrow {
  position: relative;
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  gap: 7px;
  margin: 0 0 14px;
  padding: 5px 13px 5px 10px;
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--sw-accent);
  background: var(--sw-info-soft);
  border-radius: var(--sw-r-full);
}

.markdown-section .sw-intro-eyebrow .lucide {
  font-size: 13px;
}

.markdown-section .sw-intro-title {
  position: relative;
  margin: 0 0 10px;
  padding: 0;
  font-size: 2.05rem;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  border-bottom: 0;
  background: linear-gradient(96deg, var(--sw-text) 42%, var(--sw-accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  width: fit-content;
}

.markdown-section .sw-intro-desc {
  position: relative;
  max-width: 30em;
  margin: 0 0 20px;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--sw-text-2);
}

.markdown-section .sw-hero-actions {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: auto;
}

.markdown-section .sw-hero-note {
  position: relative;
  margin: 14px 0 0;
  font-size: 0.76rem;
  letter-spacing: 0.02em;
  color: var(--sw-text-4);
}

/* --- 2. 数字磁贴 --- */
.markdown-section .sw-bento .sw-stat {
  justify-content: center;
  gap: 3px;
  padding: 18px 20px;
}

.markdown-section .sw-bento .sw-stat::before {
  content: '';
  position: absolute;
  left: 20px;
  right: 20px;
  bottom: 15px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--sw-accent), var(--sw-accent-2));
  transform: scaleX(0.22);
  transform-origin: left;
  opacity: 0.45;
  transition: transform 0.48s var(--sw-ease), opacity 0.32s var(--sw-ease);
}

.markdown-section .sw-bento .sw-stat:hover::before {
  transform: scaleX(1);
  opacity: 1;
}

.markdown-section .sw-bento .sw-stat strong {
  position: relative;
  font-size: 1.9rem;
  font-weight: 780;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--sw-text);
}

.markdown-section .sw-bento .sw-stat span {
  position: relative;
  font-size: 0.78rem;
  color: var(--sw-text-3);
}

/* --- 3. 分类磁贴 --- */
.markdown-section .sw-bento .sw-tile--cats,
.markdown-section .sw-bento .sw-tile--random {
  grid-column: span 2;
}

.markdown-section .sw-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
}

.markdown-section .sw-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 12px 7px 10px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--sw-text);
  background: var(--sw-surface-2);
  border: 1px solid var(--sw-border);
  border-radius: var(--sw-r-full);
  text-decoration: none;
  transition: transform 0.22s var(--sw-ease), border-color 0.22s var(--sw-ease),
    color 0.22s var(--sw-ease), background-color 0.22s var(--sw-ease);
}

.markdown-section .sw-chip:hover {
  color: var(--sw-accent);
  background: var(--sw-surface);
  border-color: color-mix(in oklab, var(--sw-accent) 45%, var(--sw-border));
  transform: translateY(-2px);
  text-decoration: none;
}

.markdown-section .sw-chip .lucide {
  font-size: 14px;
  color: var(--sw-accent);
}

.markdown-section .sw-chip-count {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--sw-text-4);
}

/* --- 4. 随机漫游磁贴 --- */
.markdown-section .sw-random-roll {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  padding: 0;
  color: var(--sw-text-3);
  background: transparent;
  border: 1px solid var(--sw-border);
  border-radius: var(--sw-r-sm);
  cursor: pointer;
  transition: color 0.2s var(--sw-ease), border-color 0.2s var(--sw-ease),
    transform 0.5s var(--sw-ease);
}

.markdown-section .sw-random-roll:hover {
  color: var(--sw-accent);
  border-color: var(--sw-accent);
}

.markdown-section .sw-random-roll .lucide {
  font-size: 14px;
  color: inherit;
}

.markdown-section .sw-random-roll.is-rolling {
  transform: rotate(360deg);
}

.markdown-section .sw-random-pick {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin-top: auto;
  /* 整块可点，不要 .markdown-section a 的透明下边框（hover 会显形） */
  border-bottom: 0;
  color: var(--sw-text);
  text-decoration: none;
}

.markdown-section .sw-random-cat {
  align-self: flex-start;
  padding: 2px 9px;
  font-size: 0.72rem;
  font-weight: 650;
  color: var(--sw-accent);
  background: var(--sw-info-soft);
  border-radius: var(--sw-r-full);
}

.markdown-section .sw-random-title {
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: -0.01em;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color 0.22s var(--sw-ease);
}

.markdown-section .sw-random-pick:hover .sw-random-title {
  color: var(--sw-accent);
  text-decoration: none;
}

.markdown-section .sw-random-pick.is-swapped .sw-random-title,
.markdown-section .sw-random-pick.is-swapped .sw-random-cat {
  animation: swPickIn 0.34s var(--sw-ease) both;
}

@keyframes swPickIn {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
}

/* --- 5. 最新文章 --- */
.markdown-section .sw-bento-head {
  grid-column: 1 / -1;
  align-self: center;
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 24px 0 0;
  padding: 0;
  font-size: 1.06rem;
  font-weight: 700;
  color: var(--sw-text);
  border-left: 0;
}

.markdown-section .sw-bento-head::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--sw-border), transparent);
}

.markdown-section .sw-bento-head .lucide {
  font-size: 17px;
  color: var(--sw-accent);
}

.markdown-section .sw-bento .sw-post-card {
  justify-content: flex-start;
  padding: 18px 20px 16px;
  /* 卡片是整块链接，正文色不能被 .markdown-section a 的强调色带走 */
  color: var(--sw-text);
  text-decoration: none;
}

.markdown-section .sw-bento .sw-post-card--feature {
  grid-column: span 2;
  background: radial-gradient(
      130% 130% at 0% 0%,
      color-mix(in oklab, var(--sw-accent) 10%, transparent),
      transparent 62%
    ),
    var(--sw-surface);
  border-color: color-mix(in oklab, var(--sw-accent) 28%, var(--sw-border));
}

.markdown-section .sw-post-flag {
  position: absolute;
  top: 0;
  right: 0;
  padding: 4px 12px 5px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #fff;
  background: linear-gradient(120deg, var(--sw-accent), var(--sw-accent-2));
  border-bottom-left-radius: var(--sw-r-md);
}

.markdown-section .sw-post-meta {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 9px;
  font-size: 0.74rem;
  color: var(--sw-text-4);
}

.markdown-section .sw-post-cat {
  padding: 2px 9px;
  font-weight: 650;
  color: var(--sw-accent);
  background: var(--sw-info-soft);
  border-radius: var(--sw-r-full);
}

.markdown-section .sw-post-title {
  margin: 0 0 7px;
  padding: 0;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--sw-text);
  border-left: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color 0.22s var(--sw-ease);
}

.markdown-section .sw-post-card--feature .sw-post-title {
  font-size: 1.24rem;
  -webkit-line-clamp: 3;
}

.markdown-section .sw-post-card:hover .sw-post-title {
  color: var(--sw-accent);
}

.markdown-section .sw-post-excerpt {
  margin: 0 0 12px;
  font-size: 0.83rem;
  line-height: 1.7;
  color: var(--sw-text-3);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.markdown-section .sw-post-card--feature .sw-post-excerpt {
  font-size: 0.86rem;
  -webkit-line-clamp: 3;
}

.markdown-section .sw-post-more {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: auto;
  padding-top: 10px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--sw-accent);
}

.markdown-section .sw-post-more .lucide {
  font-size: 14px;
  transition: transform 0.22s var(--sw-ease);
}

.markdown-section .sw-post-card:hover .sw-post-more .lucide {
  transform: translateX(3px);
}

/* --- 响应式 --- */
@media (max-width: 1080px) {
  .markdown-section .sw-home.sw-bento {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-rows: none;
  }

  .markdown-section .sw-home.sw-bento > .sw-tile--hero {
    grid-column: span 2;
    grid-row: auto;
  }
}

@media (max-width: 640px) {
  .markdown-section .sw-home.sw-bento {
    grid-template-columns: 1fr;
    grid-template-rows: none;
    grid-auto-rows: auto;
  }

  .markdown-section .sw-home.sw-bento > .sw-tile--hero,
  .markdown-section .sw-home.sw-bento > .sw-tile--cats,
  .markdown-section .sw-home.sw-bento > .sw-tile--random,
  .markdown-section .sw-home.sw-bento > .sw-post-card--feature,
  .markdown-section .sw-home.sw-bento > .sw-stat {
    grid-column: span 1;
  }

  .markdown-section .sw-intro-title {
    font-size: 1.65rem;
  }

  .markdown-section .sw-bento .sw-stat strong {
    font-size: 1.6rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .markdown-section .sw-tile--hero::before {
    animation: none;
  }
}

/* --------------------------------------------------------------------------
   11. 404
   -------------------------------------------------------------------------- */
.markdown-section .sw-404 {
  max-width: 520px;
  margin: 0 auto;
  padding: 40px 0 60px;
  text-align: center;
  animation: swCoverIn 0.6s var(--sw-ease) both;
}

.markdown-section .sw-404-code {
  margin: 0 0 6px;
  font-family: var(--sw-font-mono);
  font-size: clamp(3.4rem, 12vw, 5rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  background: linear-gradient(120deg, var(--sw-accent), var(--sw-accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.markdown-section .sw-404-title {
  margin: 0 0 12px;
  padding: 0;
  font-size: 1.4rem;
  font-weight: 700;
  border-bottom: 0;
}

.markdown-section .sw-404-desc {
  margin: 0 0 28px;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--sw-text-3);
}

.markdown-section .sw-404-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

/* --------------------------------------------------------------------------
   12. 联系页
   -------------------------------------------------------------------------- */
.markdown-section .sw-contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(232px, 1fr));
  gap: 12px;
  margin: 1.6em 0;
  padding: 0;
  list-style: none;
}

.markdown-section .sw-contact-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  color: var(--sw-text);
  background: var(--sw-surface);
  border: 1px solid var(--sw-border);
  border-radius: var(--sw-r-md);
  box-shadow: var(--sw-shadow-1);
  text-decoration: none;
  transition: transform 0.24s var(--sw-ease), box-shadow 0.24s var(--sw-ease),
    border-color 0.24s var(--sw-ease);
}

.markdown-section .sw-contact-card:hover {
  transform: translateY(-2px);
  border-color: var(--sw-accent);
  box-shadow: var(--sw-shadow-2);
  text-decoration: none;
}

.markdown-section .sw-contact-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 36px;
  height: 36px;
  color: var(--sw-accent);
  background: var(--sw-info-soft);
  border-radius: var(--sw-r-sm);
}

.markdown-section .sw-contact-icon .lucide,
.markdown-section .sw-contact-icon svg {
  font-size: 18px;
  width: 18px;
  height: 18px;
}

.markdown-section .sw-contact-body {
  min-width: 0;
}

.markdown-section .sw-contact-label {
  display: block;
  font-size: 0.86rem;
  font-weight: 650;
  color: var(--sw-text);
}

.markdown-section .sw-contact-value {
  display: block;
  font-size: 0.78rem;
  color: var(--sw-text-3);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}