:root {
  --primary: #d4763b;
  --primary-70: rgba(212, 118, 59, 0.7);
  --primary-50: rgba(212, 118, 59, 0.5);
  --primary-30: rgba(212, 118, 59, 0.3);
  --primary-weak: #c06228;
  --primary-weak-50: rgba(192, 98, 40, 0.5);
  --body-color: #5a5750;
  --body-color-5: rgba(90, 87, 80, 0.05);
  --body-bg-color: #faf9f5;
  --theme-color: #1a1a18;
  --theme-bg-color: #ffffff;
  --theme-bg-color-80: rgba(255, 255, 255, 0.8);
  --theme-bg2-color: #f5f0e8;
  --box-shadow: 0 0 0 1px #e2ddd6;
  --box-shadow-hover: 0 0 0 1px #c9c3bb;
  --border-dotted: dotted 2px rgba(26, 26, 24, 0.12);
  --top-bar-box-shadow: 0 1px 0 0 #e2ddd6;
  --preloader-background: #faf9f5;
  --card-border-radius: 12px;
  --card-top-color: #faf9f5;
  --card-top-bg-color: #d4763b;
  --card-cover-bg-color: #f0ede6;
  --tabele-thead-bg-color: rgba(212, 118, 59, 0.08);
  --tabele-thead-border-color: #e2ddd6;
  --tab-border-color: #e2ddd6;
  --tab-botton-bg-color: #f0ede6;
  --tab-botton-color: #5a5750;
  --tab-button-hover-bg-color: #f0ede6;
  --tab-button-active-bg-color: #ffffff;
  --fixed-button-bg-color: #ffffff;
  --fixed-button-color: #5a5750;
  --code-bg-color: #f0ede6;
  --code-color: #a85026;
  --scroll-progress-bg-color: linear-gradient(#d4763b, #d4763b);
  --selection-bg-color: #d4763b;
  --selection-color: #faf9f5;
  --highlight-background: #f0ede6;
  --highlight-foreground: #3d3d3a;
  --highlight-gutter-color: #9b9690;
  --highlight-gutter-bg-color: #e2ddd6;
  --highlight-tools-color: #5a5750;
  --highlight-tools-bg-color: #e2ddd6;
  --highlight-scrollbar: #c9c3bb;
}
:root.dark {
  --primary: #e08a55;
  --primary-70: rgba(224, 138, 85, 0.7);
  --primary-50: rgba(224, 138, 85, 0.5);
  --primary-30: rgba(224, 138, 85, 0.3);
  --primary-weak: #f09a65;
  --primary-weak-50: rgba(240, 154, 101, 0.5);
  --body-color: #a09a92;
  --body-color-5: rgba(160, 154, 146, 0.05);
  --body-bg-color: #1c1b19;
  --theme-color: #ede9e3;
  --theme-bg-color: #2a2927;
  --theme-bg-color-80: rgba(42, 41, 39, 0.8);
  --theme-bg2-color: #232220;
  --box-shadow: 0 0 0 1px #3a3835;
  --box-shadow-hover: 0 0 0 1px #4e4b47;
  --border-dotted: dotted 2px rgba(237, 233, 227, 0.12);
  --top-bar-box-shadow: 0 1px 0 0 #3a3835;
  --preloader-background: #232220;
  --card-top-color: #faf9f5;
  --card-top-bg-color: #e08a55;
  --card-cover-bg-color: #3a3835;
  --tabele-thead-bg-color: rgba(224, 138, 85, 0.12);
  --tabele-thead-border-color: #3a3835;
  --tab-border-color: #3a3835;
  --tab-botton-bg-color: #232220;
  --tab-botton-color: #a09a92;
  --tab-button-hover-bg-color: #3a3835;
  --tab-button-active-bg-color: #2a2927;
  --fixed-button-bg-color: #2a2927;
  --fixed-button-color: #a09a92;
  --code-bg-color: #232220;
  --code-color: #e8a070;
  --scroll-progress-bg-color: linear-gradient(#e08a55, #e08a55);
  --selection-bg-color: #e08a55;
  --selection-color: #faf9f5;
  --highlight-background: #232220;
  --highlight-foreground: #ede9e3;
  --highlight-gutter-color: #6b6560;
  --highlight-gutter-bg-color: #2e2d2b;
  --highlight-tools-color: #a09a92;
  --highlight-tools-bg-color: #2e2d2b;
  --highlight-scrollbar: #4e4b47;
}
:root {
  --hairline: #e2ddd6;
  --hairline-strong: #c9c3bb;
  --content-width: 720px;
  --sidebar-width: 220px;
  --hl-keyword: #ad5f3c;
  --hl-string: #5f7a4e;
  --hl-comment: #a8a397;
  --hl-number: #b0763f;
  --hl-title: #c05b3c;
  --hl-attr: #7a6a52;
  --hl-builtin: #8a5a83;
}
:root.dark {
  --hairline: #3a3835;
  --hairline-strong: #4e4b47;
  --hl-keyword: #e08b6d;
  --hl-string: #9db884;
  --hl-comment: #6e6b64;
  --hl-number: #d9a06a;
  --hl-title: #d97757;
  --hl-attr: #b3a789;
  --hl-builtin: #c9a3c2;
}
* {
  box-sizing: border-box;
}
:root {
  color-scheme: light;
}
:root.dark {
  color-scheme: dark;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: 0.01em;
  color: var(--body-color);
  background: var(--body-bg-color);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  transition: background-color 0.2s ease, color 0.2s ease;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: Georgia, "Times New Roman", "Noto Serif SC", "Source Han Serif SC", "Songti SC", SimSun, serif;
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1.35;
  color: var(--theme-color);
  scroll-margin-top: 24px;
}
code,
pre,
kbd,
samp {
  font-family: ui-monospace, SFMono-Regular, "Cascadia Code", Consolas, "JetBrains Mono", Menlo, monospace;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color 0.15s ease, background-color 0.15s ease, border-color 0.15s ease;
}
a:hover {
  color: var(--primary);
}
img {
  max-width: 100%;
}
::selection {
  background: var(--selection-bg-color);
  color: var(--selection-color);
}
.container {
  width: 100%;
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 24px;
}
main.container {
  flex: 1;
  padding-top: 48px;
  padding-bottom: 72px;
}
.page-heading {
  margin: 8px 0 36px;
}
.page-heading h1 {
  font-size: 2rem;
  margin: 0;
}
.page-heading .page-heading-sub {
  margin: 8px 0 0;
  font-size: 14px;
  color: var(--body-color);
}
@media (max-width: 768px) {
  main.container {
    padding-top: 32px;
    padding-bottom: 56px;
  }
  .container {
    padding: 0 20px;
  }
  .page-heading h1 {
    font-size: 1.6rem;
  }
  h1,
  h2,
  h3,
  h4,
  h5,
  h6 {
    scroll-margin-top: 96px;
  }
}
@media (min-width: 769px) {
  body {
    padding-left: var(--sidebar-width);
  }
}
.site-sidebar {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 100;
  width: var(--sidebar-width);
  border-right: 2px solid var(--hairline-strong);
  transition: background-color 0.2s ease, border-color 0.2s ease;
}
.site-sidebar-inner {
  height: 100%;
  display: flex;
  flex-direction: column;
  padding: 28px 16px 20px;
  overflow-y: auto;
}
.site-title {
  font-family: Georgia, "Times New Roman", "Noto Serif SC", "Source Han Serif SC", "Songti SC", SimSun, serif;
  font-weight: 600;
  font-size: 18px;
  color: var(--theme-color);
  padding: 0 12px;
  line-height: 1.4;
}
.site-nav {
  margin-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.site-nav a {
  font-size: 14px;
  padding: 7px 12px;
  border-radius: 8px;
  color: var(--body-color);
}
.site-nav a:hover {
  color: var(--theme-color);
  background: var(--body-color-5);
}
.site-nav a.active {
  color: var(--theme-color);
  background: var(--body-color-5);
}
.sidebar-bottom {
  margin-top: auto;
  padding-top: 16px;
  display: flex;
  align-items: center;
  gap: 2px;
}
.sidebar-social,
#theme-toggle {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  color: var(--body-color);
  font-size: 15px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s ease, background-color 0.15s ease;
}
.sidebar-social:hover,
#theme-toggle:hover {
  color: var(--primary);
  background: var(--body-color-5);
}
#theme-toggle {
  margin-left: auto;
  border: none;
  background: transparent;
  cursor: pointer;
}
#theme-toggle:hover {
  color: var(--theme-color);
}
#theme-toggle .fa-sun {
  display: none;
}
:root.dark #theme-toggle .fa-moon {
  display: none;
}
:root.dark #theme-toggle .fa-sun {
  display: inline-block;
}
@media (max-width: 768px) {
  .site-sidebar {
    position: sticky;
    top: 0;
    bottom: auto;
    width: 100%;
    border-right: 0;
    border-bottom: 1px solid var(--hairline-strong);
    background: var(--theme-bg-color-80);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
  }
  .site-sidebar-inner {
    height: auto;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    padding: 10px 20px;
    gap: 6px 12px;
    overflow-y: visible;
  }
  .site-title {
    flex: 1;
    order: 0;
    padding: 0;
    font-size: 17px;
    white-space: nowrap;
  }
  .sidebar-bottom {
    order: 1;
    margin-top: 0;
    padding-top: 0;
  }
  #theme-toggle {
    margin-left: 0;
  }
  .site-nav {
    order: 2;
    flex-basis: 100%;
    flex-direction: row;
    flex-wrap: wrap;
    margin-top: 0;
    gap: 0;
  }
  .site-nav a {
    padding: 4px 8px;
    font-size: 13.5px;
    white-space: nowrap;
  }
}
.post-list {
  border-top: 1px solid var(--hairline);
}
.post-item {
  padding: 28px 0;
  border-bottom: 1px solid var(--hairline);
}
.post-item-title {
  margin: 0 0 8px;
  font-size: 1.35rem;
  line-height: 1.4;
}
.post-item-title a {
  color: var(--theme-color);
}
.post-item-title a:hover {
  color: var(--primary);
}
.post-item-excerpt {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--body-color);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.post-meta {
  margin: 0;
  font-size: 13px;
  color: var(--body-color);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.post-meta .post-meta-category {
  color: var(--primary-weak);
}
.post-meta .post-meta-category:hover {
  color: var(--primary);
}
.post-meta .post-meta-sep {
  opacity: 0.5;
}
.post-meta time {
  font-variant-numeric: tabular-nums;
}
.paginator {
  margin-top: 36px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  font-size: 14px;
}
.paginator .page-number,
.paginator .extend {
  min-width: 34px;
  height: 34px;
  padding: 0 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  color: var(--body-color);
}
.paginator a.page-number:hover,
.paginator a.extend:hover {
  color: var(--theme-color);
  background: var(--body-color-5);
}
.paginator .page-number.current {
  background: var(--primary);
  color: var(--selection-color);
}
.paginator .space {
  color: var(--body-color);
  opacity: 0.6;
}
.post-header {
  margin: 8px 0 40px;
}
.post-header .post-title {
  margin: 0 0 14px;
  font-size: 2.2rem;
  line-height: 1.3;
}
.post-nav {
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid var(--hairline);
  display: flex;
  justify-content: space-between;
  gap: 16px;
}
.post-nav a {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-width: 48%;
}
.post-nav .post-nav-next {
  margin-left: auto;
  text-align: right;
}
.post-nav .post-nav-label {
  font-size: 12px;
  color: var(--body-color);
  opacity: 0.75;
}
.post-nav .post-nav-title {
  font-family: Georgia, "Times New Roman", "Noto Serif SC", "Source Han Serif SC", "Songti SC", SimSun, serif;
  color: var(--theme-color);
}
.post-nav a:hover .post-nav-title {
  color: var(--primary);
}
#comments {
  margin-top: 56px;
  padding-top: 36px;
  border-top: 1px solid var(--hairline);
}
ol.toc,
ol.toc-child {
  list-style: none;
  margin: 0;
  padding: 0;
}
ol.toc-child {
  padding-left: 14px;
}
.toc-item {
  margin: 5px 0;
}
a.toc-link {
  display: block;
  color: var(--body-color);
  line-height: 1.5;
}
a.toc-link:hover {
  color: var(--primary);
}
.toc-aside {
  display: none;
}
.toc-inline {
  margin: 0 0 32px;
  padding: 12px 16px;
  border: 1px solid var(--hairline);
  border-radius: var(--card-border-radius);
  background: var(--theme-bg-color);
  font-size: 14px;
}
.toc-inline summary {
  cursor: pointer;
  font-family: Georgia, "Times New Roman", "Noto Serif SC", "Source Han Serif SC", "Songti SC", SimSun, serif;
  font-weight: 600;
  color: var(--theme-color);
}
.toc-inline ol.toc {
  margin-top: 10px;
}
@media (min-width: 1440px) {
  .toc-aside {
    display: block;
    position: fixed;
    top: 96px;
    left: calc(50% + var(--sidebar-width) / 2 + var(--content-width) / 2 + 32px);
    width: 200px;
    max-height: 70vh;
    overflow-y: auto;
    font-size: 13px;
  }
  .toc-aside .toc-title {
    margin-bottom: 8px;
    font-family: Georgia, "Times New Roman", "Noto Serif SC", "Source Han Serif SC", "Songti SC", SimSun, serif;
    font-weight: 600;
    color: var(--theme-color);
  }
  .toc-inline {
    display: none;
  }
}
.prose {
  font-size: 17px;
  line-height: 1.8;
  color: var(--theme-color);
  overflow-wrap: break-word;
}
.prose p {
  margin: 0 0 1.25em;
}
.prose h2 {
  font-size: 1.5rem;
  margin: 2em 0 0.8em;
}
.prose h3 {
  font-size: 1.25rem;
  margin: 1.6em 0 0.6em;
}
.prose h4,
.prose h5,
.prose h6 {
  font-size: 1.05rem;
  margin: 1.5em 0 0.5em;
}
.prose a {
  color: var(--primary-weak);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--primary-30);
}
.prose a:hover {
  color: var(--primary);
  text-decoration-color: var(--primary);
}
.prose ul,
.prose ol {
  margin: 0 0 1.25em;
  padding-left: 1.6em;
}
.prose li {
  margin: 0.3em 0;
}
.prose blockquote {
  margin: 1.5em 0;
  padding: 12px 20px;
  border-left: 3px solid var(--primary);
  border-radius: 0 var(--card-border-radius) var(--card-border-radius) 0;
  background: var(--theme-bg-color);
  color: var(--body-color);
}
.prose blockquote p:last-child {
  margin-bottom: 0;
}
.prose img {
  display: block;
  margin: 1.5em auto;
  border: 1px solid var(--hairline);
  border-radius: var(--card-border-radius);
}
.prose hr {
  margin: 2.5em 0;
  border: 0;
  border-top: 1px solid var(--hairline);
}
.prose code {
  padding: 0.15em 0.45em;
  border-radius: 6px;
  background: var(--code-bg-color);
  color: var(--code-color);
  font-size: 0.88em;
}
.prose table {
  width: 100%;
  margin: 1.5em 0;
  border-collapse: collapse;
  font-size: 15px;
}
.prose th,
.prose td {
  padding: 8px 12px;
  border: 1px solid var(--tabele-thead-border-color);
  text-align: left;
}
.prose th {
  background: var(--tabele-thead-bg-color);
  font-weight: 600;
}
.prose .mermaid {
  display: flex;
  justify-content: center;
  margin: 1.5em 0;
}
@media (max-width: 768px) {
  .prose {
    font-size: 16px;
  }
}
figure.highlight {
  position: relative;
  margin: 1.75em 0;
  background: var(--highlight-background);
  color: var(--highlight-foreground);
  border: 1px solid var(--hairline);
  border-radius: var(--card-border-radius);
  overflow: hidden;
  font-size: 14px;
  line-height: 1.65;
}
figure.highlight figcaption {
  padding: 8px 16px;
  border-bottom: 1px solid var(--hairline);
  font-size: 13px;
  color: var(--highlight-tools-color);
}
figure.highlight figcaption a {
  color: var(--primary-weak);
  margin-left: 8px;
}
figure.highlight table {
  width: 100%;
  margin: 0;
  border-collapse: collapse;
  font-size: inherit;
}
figure.highlight td,
figure.highlight th {
  padding: 0;
  border: 0;
  background: transparent;
  text-align: left;
}
figure.highlight pre {
  margin: 0;
  padding: 14px 0;
  background: transparent;
  font-family: ui-monospace, SFMono-Regular, "Cascadia Code", Consolas, "JetBrains Mono", Menlo, monospace;
}
figure.highlight td.gutter {
  width: 1%;
  background: var(--highlight-gutter-bg-color);
  color: var(--highlight-gutter-color);
  text-align: right;
  vertical-align: top;
  user-select: none;
}
figure.highlight td.gutter pre {
  padding-left: 10px;
  padding-right: 10px;
}
figure.highlight td.code {
  vertical-align: top;
}
figure.highlight td.code pre {
  padding-left: 16px;
  padding-right: 16px;
  overflow-x: auto;
}
figure.highlight td.code pre::-webkit-scrollbar {
  height: 6px;
}
figure.highlight td.code pre::-webkit-scrollbar-thumb {
  background: var(--highlight-scrollbar);
  border-radius: 3px;
}
figure.highlight .comment,
figure.highlight .quote {
  color: var(--hl-comment);
  font-style: italic;
}
figure.highlight .keyword,
figure.highlight .selector-tag,
figure.highlight .literal,
figure.highlight .section,
figure.highlight .doctag,
figure.highlight .deletion {
  color: var(--hl-keyword);
}
figure.highlight .string,
figure.highlight .regexp,
figure.highlight .addition,
figure.highlight .link {
  color: var(--hl-string);
}
figure.highlight .number,
figure.highlight .symbol,
figure.highlight .bullet,
figure.highlight .meta {
  color: var(--hl-number);
}
figure.highlight .title {
  color: var(--hl-title);
}
figure.highlight .attr,
figure.highlight .attribute,
figure.highlight .variable,
figure.highlight .template-variable,
figure.highlight .params,
figure.highlight .selector-attr,
figure.highlight .selector-class,
figure.highlight .selector-id {
  color: var(--hl-attr);
}
figure.highlight .built_in,
figure.highlight .type,
figure.highlight .name,
figure.highlight .tag {
  color: var(--hl-builtin);
}
figure.highlight .code-lang {
  position: absolute;
  top: 9px;
  right: 46px;
  font-family: ui-monospace, SFMono-Regular, "Cascadia Code", Consolas, "JetBrains Mono", Menlo, monospace;
  font-size: 12px;
  color: var(--highlight-tools-color);
  opacity: 0.65;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  pointer-events: none;
}
figure.highlight .code-copy {
  position: absolute;
  top: 6px;
  right: 8px;
  min-width: 28px;
  height: 28px;
  padding: 0 6px;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  background: var(--theme-bg-color);
  color: var(--highlight-tools-color);
  font-size: 12px;
  cursor: pointer;
  opacity: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.15s ease, color 0.15s ease;
}
figure.highlight .code-copy:hover {
  color: var(--primary);
}
figure.highlight .code-copy.copied {
  opacity: 1;
  color: var(--primary);
}
figure.highlight:hover .code-copy {
  opacity: 1;
}
.archive-year {
  margin: 40px 0 8px;
  font-size: 1.3rem;
}
.archive-year:first-child {
  margin-top: 0;
}
.archive-row {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 11px 0;
  border-bottom: 1px solid var(--hairline);
}
.archive-row time {
  flex-shrink: 0;
  font-size: 13px;
  color: var(--body-color);
  font-variant-numeric: tabular-nums;
}
.archive-row a {
  color: var(--theme-color);
}
.archive-row a:hover {
  color: var(--primary);
}
.taxonomy-overview .category-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--hairline);
}
.taxonomy-overview .category-list-item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 13px 0;
  border-bottom: 1px solid var(--hairline);
}
.taxonomy-overview .category-list-link {
  color: var(--theme-color);
  font-family: Georgia, "Times New Roman", "Noto Serif SC", "Source Han Serif SC", "Songti SC", SimSun, serif;
  font-size: 1.05rem;
}
.taxonomy-overview .category-list-link:hover {
  color: var(--primary);
}
.taxonomy-overview .category-list-count {
  font-size: 13px;
  color: var(--body-color);
}
.taxonomy-overview .category-list-count::after {
  content: ' 篇';
}
.tag-overview {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.tag-overview .tag-chip {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding: 6px 14px;
  border: 1px solid var(--hairline);
  border-radius: 999px;
  background: var(--theme-bg-color);
  color: var(--theme-color);
  font-size: 14px;
}
.tag-overview .tag-chip:hover {
  border-color: var(--primary-50);
  color: var(--primary);
}
.tag-overview .tag-chip-count {
  font-size: 12px;
  color: var(--body-color);
}
.error-page {
  padding: 48px 0;
  text-align: center;
}
.error-page .error-code {
  margin: 0 0 8px;
  font-size: 6rem;
  line-height: 1;
  color: var(--primary);
}
.error-page .error-text {
  margin: 0 0 24px;
  color: var(--body-color);
}
.error-page .error-home {
  color: var(--primary-weak);
}
.error-page .error-home:hover {
  color: var(--primary);
}
.site-footer {
  width: 100%;
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 28px 24px 44px;
  border-top: 1px solid var(--hairline);
  text-align: center;
  font-size: 13px;
  color: var(--body-color);
}
.site-footer .footer-copy {
  margin: 0;
}
.site-footer .footer-copy a {
  color: inherit;
}
.site-footer .footer-copy a:hover {
  color: var(--primary);
}
.site-footer .footer-copy .footer-sep {
  margin: 0 6px;
  opacity: 0.6;
}