@charset "UTF-8";
:root {
  --themecolor: #5e72e4;
  --themecolor-R: 94;
  --themecolor-G: 114;
  --themecolor-B: 228;
  --themecolor-rgbstr: 94, 114, 228;
  --card-radius: 4px;
  --page-bg: none;
  --page-bg-dark: none;
  --page-bg-opacity: 1;
  --navbar-height: 62px;
}

/* Theme surface tokens shared by the documentation shell. */
:root {
  --docs-surface: #f8f9fe;
  --docs-panel: #f1f3f8;
  --docs-ink: #32325d;
  --docs-muted: #6b7390;
  --docs-border: #e3e6ec;
  --docs-hover: rgba(50, 50, 93, 0.06);
  --docs-backdrop: rgba(22, 24, 29, 0.56);
  --docs-code-surface: #eef1f6;
  --docs-code-ink: #1f2937;
  --docs-focus-ring: rgba(var(--themecolor-rgbstr), 0.4);
  --docs-space-1: 0.25rem;
  --docs-space-2: 0.5rem;
  --docs-space-3: 0.75rem;
  --docs-space-4: 1rem;
  --docs-space-5: 1.5rem;
  --docs-space-6: 2rem;
  --docs-space-7: 3rem;
  --docs-radius: 0.375rem;
  --docs-shadow: 0 0.25rem 0.75rem rgba(50, 50, 93, 0.08);
  --docs-transition: 180ms cubic-bezier(0.22, 1, 0.36, 1);
  --docs-tree-width: 13.75rem;
  --docs-toc-width: 12.5rem;
  --docs-content-width: 58rem;
  --docs-drawer-width: 20rem;
  --docs-drawer-gutter: 3rem;
  --docs-shell-width: 100rem;
  --docs-mobile-toolbar-z: 1020;
  --docs-backdrop-z: 1050;
  --docs-drawer-z: 1060;
  --docs-heading-tight: -0.035em;
  --docs-line-height: 1.75;
  --docs-outline-width: 0.1875rem;
  --docs-border-width: 0.0625rem;
  --docs-active-border-width: 0.125rem;
  --docs-breakpoint-wide: 80rem;
  --docs-breakpoint-wide-max: 79.99875rem;
  --docs-breakpoint-tree-max: 61.99875rem;
  --docs-breakpoint-phone-max: 35.99875rem;
  --docs-breakpoint-tree: 62rem;
}

html.darkmode {
  --docs-surface: #16181d;
  --docs-panel: #1f2228;
  --docs-ink: #e2e6ec;
  --docs-muted: #aab1be;
  --docs-border: #343842;
  --docs-hover: rgba(255, 255, 255, 0.07);
  --docs-backdrop: rgba(0, 0, 0, 0.7);
  --docs-code-surface: #0f1115;
  --docs-code-ink: #e2e6ec;
}

html {
  scroll-behavior: auto;
}

/* 页面背景 */
body {
  background-image: var(--page-bg);
  background-size: cover;
  background-attachment: fixed;
  background-position: center;
  background-color: #f8f9fe;
}

html.darkmode body {
  background-image: var(--page-bg-dark);
  background-color: #16181d;
}

html.has-page-bg body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: #f8f9fe;
  opacity: calc(1 - var(--page-bg-opacity));
  pointer-events: none;
  z-index: 0;
}

html.darkmode.has-page-bg body::before {
  background: #16181d;
}

html.has-page-bg body > nav,
html.has-page-bg body > main,
html.has-page-bg body > footer {
  position: relative;
  z-index: 1;
}

/* framework reboot.scss 的 main{overflow:hidden} 会破坏 sticky 定位；clip 防横溢且不创建滚动容器 */
main {
  overflow-x: clip;
  overflow-y: visible;
}

/* 容器加宽：framework xl 仅 1040px，阅读列过窄；正文双栏区上移（section-lg 默认 pt 96px 太高） */
@media (min-width: 1200px) {
  .container {
    max-width: 1200px;
  }
}
main article.post-full > .section-lg {
  padding-top: 3rem;
}

.footer {
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.footer hr {
  margin-top: 1rem;
  margin-bottom: 1rem;
}

html.has-page-bg .float-action-buttons {
  position: fixed !important;
  z-index: 1040;
}

html.has-page-bg .banner {
  background: transparent;
}

html.has-page-bg .section-shaped .shape {
  background: transparent;
}

/* 顶栏毛玻璃 */
html.toolbar-blur #navbar-main {
  backdrop-filter: blur(14px) saturate(220%);
  background: transparent;
}

html.toolbar-blur.darkmode #navbar-main {
  background: rgba(0, 0, 0, 0.25);
}

/* 顶栏模式（headroom 状态由 JS 写 body class） */
html.navbar-headroom #navbar-main,
html.navbar-top-only #navbar-main {
  transition: transform 0.3s ease, padding 0.25s ease, background-color 0.25s ease, box-shadow 0.25s ease;
}

#navbar-main.navbar-solid {
  padding-top: 0.25rem !important;
  padding-bottom: 0.25rem !important;
}

html.navbar-headroom body.headroom---unpinned #navbar-main,
html.navbar-top-only body.headroom---not-top #navbar-main {
  transform: translateY(-100%);
}

/* 页面顶部：启用 toolbar_transparent 时透明+白字；未启用时白天/夜晚实色 */
html.toolbar-transparent.navbar-headroom body.headroom---top #navbar-main,
html.toolbar-transparent.navbar-top-only body.headroom---top #navbar-main {
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
}

html.toolbar-transparent.navbar-headroom body.headroom---top #navbar-main .nav-link,
html.toolbar-transparent.navbar-top-only body.headroom---top #navbar-main .nav-link {
  color: #fff !important;
}

html:not(.toolbar-transparent) body.headroom---top #navbar-main {
  background: #fff;
  box-shadow: 0 1px 10px rgba(0, 0, 0, 0.08);
}

html:not(.toolbar-transparent).darkmode body.headroom---top #navbar-main {
  background: #1f2228;
}

/* 暗模式实色导航：文字浅色 */
html.darkmode #navbar-main .nav-link {
  color: #e2e6ec !important;
}

/* 主题色应用 */
.btn-primary, .badge-primary, .icon-shape-primary {
  color: #fff !important;
}

html.themecolor-tolight .btn-primary,
html.themecolor-tolight .badge-primary {
  color: #32325d !important;
}

.bg-primary, .text-primary, .shape-primary, .btn-outline-primary:hover,
.btn-outline-primary:active, .page-link:hover, a {
  color: inherit;
}

.btn-primary, .bg-primary, .badge-primary, .icon-shape-primary {
  background-color: var(--themecolor) !important;
  border-color: var(--themecolor) !important;
}

.text-primary, .btn-outline-primary, .badge-primary-outline, a.text-primary {
  color: var(--themecolor) !important;
}

.btn-outline-primary {
  border-color: var(--themecolor) !important;
}

a:not(.btn):not(.nav-link):not(.navbar-brand) {
  color: var(--themecolor);
}

.btn-primary:focus, .btn-primary:hover {
  box-shadow: 0 4px 10px rgba(var(--themecolor-rgbstr), 0.4) !important;
}

html.themecolor-toodark .navbar-brand img {
  filter: brightness(0) invert(1);
}

.navbar-brand img, .collapse-brand img {
  border-radius: 50%;
  object-fit: cover;
}

/* 字体 */
html.use-serif body, html.use-serif .card-body, html.use-serif p,
html.use-serif .description, html.use-serif .post-title {
  font-family: Georgia, "Times New Roman", serif !important;
}

/* 阴影 */
html.use-big-shadow .card {
  box-shadow: 0 15px 35px rgba(50, 50, 93, 0.15), 0 5px 15px rgba(0, 0, 0, 0.07) !important;
}

/* 滤镜 */
html.filter-sunset {
  filter: sepia(30%);
}

html.filter-grayscale {
  filter: grayscale(1);
}

html.filter-darkness body::after {
  content: "";
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 999999999;
  pointer-events: none;
}

/* 卡片圆角（FAB 保持正圆，不受卡片圆角影响） */
.card, .blog-setting-popup, .pagination .page-link, .code-copy-btn {
  border-radius: var(--card-radius) !important;
}

.fabtn {
  border-radius: 50% !important;
}

.fabtn:focus, .fabtn:focus-visible {
  outline: none;
  box-shadow: none;
}

/* 暗黑模式 */
html.darkmode body, html.darkmode .card, html.darkmode .footer {
  background-color: #16181d;
}

html.darkmode .card {
  background-color: #1f2228 !important;
}

html.darkmode .card, html.darkmode .navbar {
  border-color: #2c2f36 !important;
}

html.darkmode body, html.darkmode .card-body, html.darkmode p,
html.darkmode h1, html.darkmode h2, html.darkmode h3, html.darkmode h4,
html.darkmode h5, html.darkmode h6, html.darkmode .description,
html.darkmode .post-title, html.darkmode .copyright {
  color: #e2e6ec;
}

html.darkmode .text-muted, html.darkmode time {
  color: #8b93a1 !important;
}

/* Banner */
.banner {
  position: relative;
  min-height: 50vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: linear-gradient(150deg, var(--themecolor) 15%, #8f6fff 70%, #b56bff 94%);
  overflow: hidden;
  padding: 6rem 0;
}

html.banner-mini .banner {
  min-height: auto;
  padding: 0;
  aspect-ratio: 16/9;
}

html.banner-mini .banner-content {
  padding: 2.5rem 0;
}

html.banner-as-cover .banner {
  min-height: 100vh;
}

html.no-banner .banner {
  display: none;
}

.banner-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.55;
}

html.has-page-bg .banner-bg {
  opacity: 0;
}

.banner .shape {
  z-index: 1;
}

.banner-content {
  position: relative;
  z-index: 2;
  color: #fff;
}

.banner-title {
  font-size: 2.8rem;
  font-weight: 700;
  color: #fff;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5), 0 5px 20px rgba(0, 0, 0, 0.4);
}

html.darkmode .banner-title {
  color: #fff;
}

.banner-title-inner.typing-effect::after {
  content: "|";
  margin-left: 2px;
  animation: banner-blink 0.8s step-end infinite;
  color: #fff;
}

@keyframes banner-blink {
  50% {
    opacity: 0;
  }
}
.banner-subtitle {
  margin-top: 1rem;
  font-size: 1.2rem;
  opacity: 0.9;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.45);
}

.banner-subtitle-inner.typing-effect::after {
  content: "|";
  margin-left: 2px;
  animation: banner-blink 0.8s step-end infinite;
}

/* FAB */
.float-action-buttons {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 1040;
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: flex-end;
}

.fabtn {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  border: 1px solid #e3e6ec;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  cursor: pointer;
  color: #32325d;
  transition: all 0.2s ease;
}

.fabtn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.fabtn.fabtn-hidden {
  display: none;
}

html.darkmode .fabtn {
  background: #1f2228;
  color: #e2e6ec;
  border-color: #2c2f36;
}

#fabtn_reading_progress {
  position: relative;
  overflow: hidden;
  font-size: 11px;
}

#fabtn_reading_progress_bar {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.03);
}

html.darkmode #fabtn_reading_progress_bar {
  background: rgba(255, 255, 255, 0.04);
}

#fabtn_water {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 0%;
  background: linear-gradient(180deg, color-mix(in srgb, var(--themecolor) 94%, white 6%), color-mix(in srgb, var(--themecolor) 82%, black 4%));
  transition: height 0.2s ease-out;
}

#fabtn_reading_progress_details {
  position: relative;
  z-index: 1;
  color: #32325d;
}

html.darkmode #fabtn_reading_progress_details {
  color: #e2e6ec;
}

#fabtn_reading_progress.fabtn-water-full #fabtn_reading_progress_details {
  color: #fff;
}

html.darkmode #fabtn_reading_progress_details {
  color: #e2e6ec;
}

html.darkmode #fabtn_reading_progress.fabtn-water-full #fabtn_reading_progress_details {
  color: #fff;
}

/* 设置抽屉 */
.blog-setting-popup {
  position: absolute;
  right: 0;
  bottom: calc(100% + 10px);
  width: 300px;
  max-width: calc(100vw - 48px);
  background: #fff;
  border: 1px solid #e3e6ec;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
  padding: 18px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all 0.25s ease;
}

.float-action-buttons.blog-settings-opened .blog-setting-popup {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

html.darkmode .blog-setting-popup {
  background: #1f2228;
  border-color: #2c2f36;
}

.blog-setting-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 12px 0;
  font-size: 14px;
  color: #525f7f;
}

html.darkmode .blog-setting-item {
  color: #b6bdc9;
}

.blog-setting-item .btn-group button {
  font-size: 12px;
  padding: 4px 12px;
}

.blog-setting-item .btn-group {
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 2px;
}

.blog-setting-item button.active {
  background: var(--themecolor) !important;
  border-color: var(--themecolor);
  color: #fff !important;
}

html.themecolor-tolight .blog-setting-item button.active {
  color: #32325d !important;
}

/* 浅色主题下 outline 按钮文字保持深色 */
html.themecolor-tolight .btn-outline-primary {
  color: #32325d !important;
}

/* 开关圆钮/边框跟随主题色（抽屉暗黑模式行已删除，保留规则供未来复用） */
.blog-setting-item input[type=range] {
  width: 120px;
  accent-color: var(--themecolor);
}

/* 主题色弹层：向上弹出、右对齐抽屉，不超出浏览器 */
.theme-color-wrap {
  position: relative;
}

.theme-color-btn {
  width: 40px;
  height: 30px;
  padding: 0;
  border: 1px solid #e3e6ec;
  border-radius: 4px;
  background: transparent;
  cursor: pointer;
}

.theme-color-swatch {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 3px;
  background: var(--themecolor);
}

.color-picker-popup {
  position: absolute;
  right: 0;
  bottom: calc(100% + 8px);
  width: 232px;
  background: #fff;
  border: 1px solid #e3e6ec;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
  border-radius: 6px;
  padding: 12px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: all 0.2s ease;
  z-index: 1100;
}

.theme-color-wrap.color-picker-opened .color-picker-popup {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.cp-preview {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.cp-current {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 2px solid rgba(0, 0, 0, 0.08);
  flex-shrink: 0;
  background: var(--themecolor);
}

.cp-hex {
  flex: 1;
  min-width: 0;
  border: 1px solid #e3e6ec;
  border-radius: 4px;
  font-size: 13px;
  padding: 7px 9px;
  text-transform: uppercase;
  color: #32325d;
}

html.darkmode .cp-hex {
  background: #16181d;
  color: #e2e6ec;
  border-color: #2c2f36;
}

.cp-sv {
  position: relative;
  width: 200px;
  height: 120px;
  margin: 0 auto 10px;
  border-radius: 6px;
  overflow: hidden;
  cursor: crosshair;
  background: #f00;
}

.cp-sv canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.cp-sv-picker {
  position: absolute;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid #fff;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.4), 0 1px 4px rgba(0, 0, 0, 0.3);
  pointer-events: none;
}

.cp-hue {
  position: relative;
  width: 200px;
  height: 14px;
  margin: 0 auto 10px;
  border-radius: 7px;
  cursor: pointer;
  background: linear-gradient(90deg, #f00, #ff0 17%, #0f0 33%, #0ff 50%, #00f 67%, #f0f 83%, #f00);
}

.cp-hue-thumb {
  position: absolute;
  top: -3px;
  width: 10px;
  height: 20px;
  border-radius: 5px;
  border: 2px solid #fff;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.35);
  pointer-events: none;
}

.color-presets {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.color-preset {
  width: 100%;
  height: 28px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 4px;
  padding: 0;
  cursor: pointer;
}

html.darkmode .color-picker-popup {
  background: #1f2228;
  border-color: #2c2f36;
}

.blog-setting-item input[type=color] {
  width: 40px;
  height: 30px;
  border: none;
  cursor: pointer;
  padding: 0;
}

/* 文章页 */
.post-header-with-thumbnail img.post-thumbnail {
  width: 100%;
  height: 320px;
  object-fit: cover;
  border-radius: var(--card-radius);
}

.post-meta {
  color: #8898aa;
  font-size: 0.9rem;
  margin: 0.6rem 0 1.2rem;
}

.post-meta .post-meta-devide {
  margin: 0 8px;
  color: #d1d6e0;
}

.toc-card .toc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
}

.toc-card .toc-body {
  transition: max-height 0.3s ease;
  overflow: hidden;
}

.toc-card.toc-collapsed .toc-body {
  max-height: 0;
}

/* 双栏 TOC：sticky 侧栏 + 滚动高亮当前 heading */
.sticky-toc {
  position: sticky;
  top: 84px;
  max-height: calc(100vh - 108px);
  overflow-y: auto;
}

.sticky-toc .toc-body nav > ul {
  list-style: none;
  padding-left: 0;
  margin: 0;
}

.sticky-toc .toc-body ul ul {
  list-style: none;
  padding-left: 14px;
}

.sticky-toc .toc-body li {
  margin: 2px 0;
}

.sticky-toc .toc-body a {
  display: block;
  padding: 5px 10px;
  border-radius: 4px;
  color: #525f7f;
  font-size: 13px;
  text-decoration: none;
  border-left: 2px solid transparent;
}

.sticky-toc .toc-body a:hover {
  color: var(--themecolor);
  background: rgba(0, 0, 0, 0.04);
}

.sticky-toc .toc-body li.current > a {
  color: var(--themecolor);
  font-weight: 600;
  background: color-mix(in srgb, var(--themecolor) 10%, transparent);
  border-left-color: var(--themecolor);
}

html.darkmode .sticky-toc .toc-body a {
  color: #b6bdc9;
}

html.darkmode .sticky-toc .toc-body a:hover {
  background: rgba(255, 255, 255, 0.06);
}

.code-copy-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 5;
  background: rgba(0, 0, 0, 0.35);
  color: #fff;
  border: none;
  font-size: 12px;
  padding: 3px 10px;
  cursor: pointer;
  border-radius: 4px;
}

.highlight {
  position: relative;
}

/* 文章内容内所有图片响应式且居中（含 raw HTML img，绕过 render hook） */
main .card-body img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 0 auto;
}

/* framework 的 .center（left:50% + translateX(-50%)）是为绝对定位设计的，raw HTML img 用它会被左移一半；文章内改回居中 */
main .card-body .center {
  left: auto;
  transform: none;
}

main .card-body figure {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

/* Documentation wiki shell. Everything below is presence-scoped to .docs-page. */
.docs-page {
  min-height: calc(100vh - var(--navbar-height));
  background: var(--docs-surface);
  color: var(--docs-ink);
}

.docs-page .docs-shell {
  width: 100%;
  max-width: var(--docs-shell-width);
  min-height: calc(100vh - var(--navbar-height));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.docs-page .docs-article {
  min-width: 0;
  width: 100%;
  max-width: var(--docs-content-width);
  margin: 0 auto;
  padding: var(--docs-space-6) var(--docs-space-5) var(--docs-space-7);
}

.docs-page .docs-article-header {
  margin-bottom: var(--docs-space-6);
  padding-bottom: var(--docs-space-5);
  border-bottom: var(--docs-border-width) solid var(--docs-border);
}

.docs-page .docs-article-header h1 {
  margin: 0;
  color: var(--docs-ink);
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.12;
  letter-spacing: var(--docs-heading-tight);
}

.docs-page .docs-article-body {
  color: var(--docs-ink);
  line-height: var(--docs-line-height);
}

.docs-page .docs-article-body > :first-child {
  margin-top: 0;
}

.docs-page .docs-article-body > :last-child {
  margin-bottom: 0;
}

.docs-page .docs-article-body h2,
.docs-page .docs-article-body h3,
.docs-page .docs-article-body h4,
.docs-page .docs-article-body h5,
.docs-page .docs-article-body h6 {
  scroll-margin-top: calc(var(--navbar-height) + var(--docs-space-5));
}

.docs-page .docs-article-body h2 {
  margin-top: var(--docs-space-7);
}

.docs-page .docs-article-body h3 {
  margin-top: var(--docs-space-6);
}

.docs-page .docs-article-body img {
  display: block;
  max-width: 100%;
  height: auto;
  margin-inline: auto;
}

.docs-page .docs-article-body figure {
  margin-inline: auto;
  text-align: center;
}

.docs-page .docs-article-body .center {
  left: auto;
  transform: none;
}

.docs-page .docs-article-body pre {
  overflow-x: auto;
  padding: var(--docs-space-4);
  border: var(--docs-border-width) solid var(--docs-border);
  border-radius: var(--docs-radius);
  background: var(--docs-code-surface);
  color: var(--docs-code-ink);
}

.docs-page .docs-article-body pre code,
.docs-page .docs-article-body pre code span {
  color: inherit;
}

.docs-page .docs-breadcrumb {
  margin-bottom: var(--docs-space-5);
  color: var(--docs-muted);
  font-size: 0.8125rem;
}

.docs-page .docs-breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--docs-space-2);
  margin: 0;
  padding: 0;
  list-style: none;
}

.docs-page .docs-breadcrumb li {
  display: inline-flex;
  align-items: center;
  min-width: 0;
}

.docs-page .docs-breadcrumb li:not(:last-child)::after {
  content: "/";
  margin-left: var(--docs-space-2);
  color: var(--docs-muted);
}

.docs-page .docs-breadcrumb a {
  color: var(--docs-muted);
  text-decoration: none;
}

.docs-page .docs-breadcrumb a:hover {
  color: var(--themecolor);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.docs-page .docs-sidebar {
  background: var(--docs-panel);
  border-right: var(--docs-border-width) solid var(--docs-border);
}

.docs-page .docs-drawer-header {
  display: none;
  align-items: center;
  justify-content: space-between;
  min-height: 3.5rem;
  padding: var(--docs-space-3) var(--docs-space-4);
  border-bottom: var(--docs-border-width) solid var(--docs-border);
}

.docs-page .docs-drawer-title,
.docs-page .docs-nav-group-title {
  color: var(--docs-ink);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.075em;
  text-transform: uppercase;
}

.docs-page .docs-tree {
  padding: var(--docs-space-5) var(--docs-space-4) var(--docs-space-7);
}

.docs-page .docs-nav-list,
.docs-page .docs-nav-children {
  margin: 0;
  padding: 0;
  list-style: none;
}

.docs-page .docs-nav-item + .docs-nav-item {
  margin-top: var(--docs-space-5);
}

.docs-page .docs-nav-group-title {
  display: block;
  margin: 0 var(--docs-space-3) var(--docs-space-2);
}

.docs-page .docs-nav-children {
  display: grid;
  gap: var(--docs-space-1);
}

.docs-page .docs-nav-link {
  display: block;
  padding: var(--docs-space-2) var(--docs-space-3);
  border-left: var(--docs-active-border-width) solid transparent;
  border-radius: 0 var(--docs-radius) var(--docs-radius) 0;
  color: var(--docs-muted) !important;
  font-size: 0.875rem;
  line-height: 1.4;
  text-decoration: none;
  transition: color var(--docs-transition), background-color var(--docs-transition), border-color var(--docs-transition);
}

.docs-page .docs-nav-link:hover {
  background: var(--docs-hover);
  color: var(--docs-ink) !important;
}

.docs-page .docs-nav-link.is-current,
.docs-page .docs-nav-link[aria-current=page] {
  border-left-color: var(--themecolor);
  background: color-mix(in srgb, var(--themecolor) 10%, transparent);
  color: var(--themecolor) !important;
  font-weight: 600;
}

.docs-page .docs-mobile-toolbar {
  display: none;
}

.docs-page .docs-nav-toggle,
.docs-page .docs-nav-close {
  min-height: 2.75rem;
  border: var(--docs-border-width) solid var(--docs-border);
  border-radius: var(--docs-radius);
  background: var(--docs-panel);
  color: var(--docs-ink);
  cursor: pointer;
}

.docs-page .docs-nav-toggle {
  align-items: center;
  gap: var(--docs-space-2);
  padding: var(--docs-space-2) var(--docs-space-4);
  font: inherit;
  font-weight: 600;
}

.docs-page .docs-nav-close {
  width: 2.75rem;
  padding: 0;
}

.docs-page .docs-drawer-backdrop {
  display: none;
}

.docs-page .docs-page-toc {
  color: var(--docs-muted);
  font-size: 0.8125rem;
}

.docs-page .docs-page-toc > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--docs-space-3);
  padding: var(--docs-space-3) var(--docs-space-4);
  border: var(--docs-border-width) solid var(--docs-border);
  border-radius: var(--docs-radius);
  background: var(--docs-panel);
  color: var(--docs-ink);
  cursor: pointer;
  font-weight: 700;
  list-style: none;
}

.docs-page .docs-page-toc > summary::-webkit-details-marker {
  display: none;
}

.docs-page .docs-page-toc > summary i {
  transition: transform var(--docs-transition);
}

.docs-page .docs-page-toc[open] > summary i {
  transform: rotate(180deg);
}

.docs-page .docs-toc-body {
  padding: var(--docs-space-3) var(--docs-space-2);
}

.docs-page .docs-toc-body nav > ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.docs-page .docs-toc-body ul ul {
  margin: var(--docs-space-1) 0 0;
  padding-left: var(--docs-space-3);
  list-style: none;
}

.docs-page .docs-toc-body li + li {
  margin-top: var(--docs-space-1);
}

.docs-page .docs-toc-body a {
  display: block;
  padding: var(--docs-space-1) var(--docs-space-2);
  border-left: var(--docs-active-border-width) solid transparent;
  color: var(--docs-muted) !important;
  text-decoration: none;
}

.docs-page .docs-toc-body a:hover {
  color: var(--docs-ink) !important;
}

.docs-page .docs-toc-body li.current > a {
  border-left-color: var(--themecolor);
  color: var(--themecolor) !important;
  font-weight: 600;
}

.docs-page .docs-index-intro {
  margin-bottom: var(--docs-space-6);
}

.docs-page .docs-index-groups {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--docs-space-6);
}

.docs-page .docs-index-group h2 {
  margin: 0 0 var(--docs-space-3);
  padding-bottom: var(--docs-space-2);
  border-bottom: var(--docs-border-width) solid var(--docs-border);
  font-size: 1rem;
}

.docs-page .docs-index-group ul,
.docs-page .docs-index-fallback {
  display: grid;
  gap: var(--docs-space-1);
  margin: 0;
  padding: 0;
  list-style: none;
}

.docs-page .docs-index-group a,
.docs-page .docs-index-fallback a,
.docs-page .docs-index-standalone {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--docs-space-3);
  padding: var(--docs-space-2) 0;
  color: var(--docs-muted) !important;
  text-decoration: none;
}

.docs-page .docs-index-group a:hover,
.docs-page .docs-index-fallback a:hover,
.docs-page .docs-index-standalone:hover {
  color: var(--themecolor) !important;
}

.docs-page a:focus-visible,
.docs-page button:focus-visible,
.docs-page summary:focus-visible {
  outline: var(--docs-outline-width) solid var(--docs-focus-ring);
  outline-offset: var(--docs-outline-width);
}

@media (min-width: 62rem) {
  .docs-page.docs-page--with-tree .docs-shell {
    grid-template-columns: var(--docs-tree-width) minmax(0, 1fr);
  }
  .docs-page .docs-sidebar {
    position: sticky;
    top: var(--navbar-height);
    align-self: start;
    height: calc(100vh - var(--navbar-height));
    overflow-y: auto;
  }
  .docs-page .docs-page-toc {
    margin: 0 var(--docs-space-5) var(--docs-space-7);
  }
}
@media (min-width: 80rem) {
  .docs-page.docs-page--with-tree.docs-page--with-toc .docs-shell {
    grid-template-columns: var(--docs-tree-width) minmax(0, 1fr) var(--docs-toc-width);
  }
  .docs-page .docs-article {
    padding-inline: var(--docs-space-7);
  }
  .docs-page .docs-page-toc {
    position: sticky;
    top: var(--navbar-height);
    align-self: start;
    max-height: calc(100vh - var(--navbar-height));
    margin: 0;
    padding: var(--docs-space-6) var(--docs-space-4);
    overflow-y: auto;
    border-left: var(--docs-border-width) solid var(--docs-border);
  }
  .docs-page .docs-page-toc > summary {
    padding: 0 0 var(--docs-space-3);
    border: 0;
    border-radius: 0;
    background: transparent;
    pointer-events: none;
  }
  .docs-page .docs-page-toc > summary i {
    display: none;
  }
  .docs-page .docs-toc-body {
    padding: 0;
  }
}
@media (max-width: 79.99875rem) {
  .docs-page .docs-page-toc {
    grid-column: 1/-1;
    width: min(100% - var(--docs-drawer-gutter), var(--docs-content-width));
    margin: 0 auto var(--docs-space-7);
  }
}
@media (max-width: 61.99875rem) {
  .docs-page.docs-nav-open {
    overflow: hidden;
  }
  .docs-page .docs-mobile-toolbar {
    position: sticky;
    top: var(--navbar-height);
    z-index: var(--docs-mobile-toolbar-z);
    display: flex;
    padding: var(--docs-space-2) var(--docs-space-4);
    border-bottom: var(--docs-border-width) solid var(--docs-border);
    background: var(--docs-surface);
  }
  .docs-page .docs-nav-toggle {
    display: inline-flex;
  }
  .docs-page .docs-sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: var(--docs-drawer-z);
    width: min(var(--docs-drawer-width), 100vw - var(--docs-drawer-gutter));
    height: 100vh;
    overflow-y: auto;
    box-shadow: var(--docs-shadow);
    transform: translateX(-100%);
    visibility: hidden;
    transition: transform var(--docs-transition), visibility 0s linear var(--docs-transition);
  }
  .docs-page.docs-nav-open .docs-sidebar {
    transform: translateX(0);
    visibility: visible;
    transition-delay: 0s;
  }
  .docs-page .docs-drawer-header {
    display: flex;
    position: sticky;
    top: 0;
    z-index: 1;
    background: var(--docs-panel);
  }
  .docs-page .docs-drawer-backdrop {
    position: fixed;
    inset: 0;
    z-index: var(--docs-backdrop-z);
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    border: 0;
    background: var(--docs-backdrop);
    opacity: 0;
    visibility: hidden;
    cursor: default;
    transition: opacity var(--docs-transition), visibility 0s linear var(--docs-transition);
  }
  .docs-page.docs-nav-open .docs-drawer-backdrop {
    display: block;
    opacity: 1;
    visibility: visible;
    transition-delay: 0s;
  }
  .docs-page .docs-index-groups {
    grid-template-columns: minmax(0, 1fr);
  }
}
@media (max-width: 35.99875rem) {
  .docs-page .docs-article {
    padding: var(--docs-space-5) var(--docs-space-4) var(--docs-space-6);
  }
  .docs-page .docs-page-toc {
    width: calc(100% - 2rem);
    margin-bottom: var(--docs-space-6);
  }
}
@media (prefers-reduced-motion: reduce) {
  .docs-page .docs-sidebar,
  .docs-page .docs-drawer-backdrop,
  .docs-page .docs-nav-link,
  .docs-page .docs-page-toc > summary i {
    transition: none;
  }
  .docs-page .docs-article-body * {
    scroll-behavior: auto !important;
  }
}
/* 列表卡片等高 + 摘要截断（分列时所有卡片同尺寸） */
main .cards-grid .card {
  height: 100%;
}

main .card .description {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 整卡可点击：去除 a 默认样式，悬停抬升 */
main .cards-grid a.card-link {
  display: block;
  height: 100%;
  color: inherit !important;
  text-decoration: none;
}

main .cards-grid a.card-link .card {
  transition: all 0.2s ease;
}

main .cards-grid a.card-link:hover .card {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

/* 渐变头在暗模式下保持白色标题（覆盖 html.darkmode h1 的 #e2e6ec） */
html.darkmode .section-shaped h1,
html.darkmode .section-shaped .text-white,
html.darkmode .post-meta {
  color: #fff;
}

/* 顶栏模式 */
#navbar-main.navbar-solid {
  background: #fff;
  box-shadow: 0 1px 10px rgba(0, 0, 0, 0.08);
}

html.darkmode #navbar-main.navbar-solid {
  background: #1f2228;
}

html.toolbar-blur #navbar-main.navbar-solid {
  background: transparent;
}

html.toolbar-blur.darkmode #navbar-main.navbar-solid {
  background: rgba(0, 0, 0, 0.25);
}

html.navbar-fixed #navbar-main {
  background: #fff;
  box-shadow: 0 1px 10px rgba(0, 0, 0, 0.08);
}

html.navbar-fixed.darkmode #navbar-main {
  background: #1f2228;
}

/* 移动端 */
@media (max-width: 400px) {
  .blog-setting-popup {
    width: calc(100vw - 48px);
  }
}
@media (max-width: 767px) {
  .post-header-with-thumbnail img.post-thumbnail {
    height: 200px;
  }
  .banner-title {
    font-size: 2.1rem;
  }
}