html {
  font-size: 1em;
}
@media screen and (min-width: 800px) {
  html {
    font-size: 1.1em;
  }
}
body {
  margin: 0 1em;
}
@media (prefers-color-scheme: dark) {
  body {
    color: lightgray;
    background: black;
  }
}
.app {
  font-family: "PT Sans", Helvetica, Arial, STFangSong, Vernada, Tahoma, STXihei, "Microsoft YaHei", "Songti SC", SimSun, Heiti, sans-serif;
  max-width: 60rem;
  min-height: 100vh;
  line-height: 1.6;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
}
.app a {
  text-decoration: none;
  color: black;
}
@media (prefers-color-scheme: dark) {
  .app a {
    color: lightgray;
  }
}
.app a:hover {
  color: darkslategray;
  transition: 300ms;
}
@media (prefers-color-scheme: dark) {
  .app a:hover {
    color: lightslategray;
  }
}
.app .markdown {
  flex: 1;
  margin-bottom: 1rem;
}
.app .title {
  padding-top: 2rem;
}
.app .title h1 {
  margin-top: 0;
  text-align: center;
  font-size: 1.5rem;
}
.app .info {
  font-family: "Courier New", SimSun;
  text-align: center;
}
.app .info .date,
.app .info .author {
  display: inline-block;
  margin: 0 0.25rem;
}
.app .footer {
  margin-top: 1rem;
  margin-bottom: 1rem;
  font-size: 0.8rem;
  line-height: 1.2;
  text-align: center;
}
.app .card {
  border: 1px solid #d1dbe5;
  border-radius: 4px;
  background-color: #fff;
  overflow: hidden;
  box-shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.12), 0 0 6px 0 rgba(0, 0, 0, 0.04);
  margin-bottom: 2rem;
}
@media (prefers-color-scheme: dark) {
  .app .card {
    background-color: black;
  }
}
.app .card p {
  text-indent: 0;
  display: inline-block;
  margin-top: 0;
  margin-bottom: 0;
}
.app .abstract {
  padding: 20px;
}
.app .abstract .article_title {
  font-size: 1.2rem;
  font-weight: bold;
}
.app .abstract .article_base {
  display: inline-block;
  font-family: Courier New, Consolas, Times New Roman;
  vertical-align: top;
  margin-right: 0.5rem;
}
.app .tags {
  display: inline-block;
}
.app .tags .tag {
  font-size: 1rem;
  margin-right: 0.5rem;
  border-color: #e4e8f1;
  background-color: #e4e8f1;
  display: inline-block;
  padding: 0 5px;
  height: 24px;
  line-height: 22px;
  color: #48576a;
  border-radius: 4px;
  box-sizing: border-box;
  border: 1px solid transparent;
  white-space: nowrap;
}
@media (prefers-color-scheme: dark) {
  .app .tags .tag {
    background-color: #111;
    border-color: #333;
  }
}
.app .tags .selected {
  background-color: #DAE7FE;
}
@media (prefers-color-scheme: dark) {
  .app .tags .selected {
    background-color: #333;
  }
}
.app .header {
  padding: 1.5rem 0;
  border-bottom: 1px solid #d1dbe5;
  margin-bottom: 2rem;
}
@media (prefers-color-scheme: dark) {
  .app .header {
    border-color: #333;
  }
}
.app .header .site-title {
  font-size: 1.8rem;
  font-weight: bold;
  color: black;
}
@media (prefers-color-scheme: dark) {
  .app .header .site-title {
    color: lightgray;
  }
}
.app .header .site-title:hover {
  color: #0066cc;
}
@media (prefers-color-scheme: dark) {
  .app .header .site-title:hover {
    color: #66b2ff;
  }
}
.app .container {
  display: flex;
  flex-direction: column;
  flex: 1;
}
@media screen and (min-width: 800px) {
  .app .container {
    flex-direction: row;
    gap: 3rem;
  }
}
.app .sidebar {
  width: 100%;
  margin-bottom: 2rem;
}
@media screen and (min-width: 800px) {
  .app .sidebar {
    width: 12rem;
    flex-shrink: 0;
    position: sticky;
    top: 2rem;
    align-self: flex-start;
    margin-bottom: 0;
  }
}
.app .sidebar .sidebar-title {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #888;
  margin-bottom: 0.75rem;
  font-weight: bold;
  border-bottom: 1px solid #e4e8f1;
  padding-bottom: 0.25rem;
}
@media (prefers-color-scheme: dark) {
  .app .sidebar .sidebar-title {
    color: #777;
    border-color: #222;
  }
}
.app .sidebar ul {
  list-style: none;
  padding-left: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
@media screen and (min-width: 800px) {
  .app .sidebar ul {
    flex-direction: column;
    gap: 0.25rem;
  }
}
.app .sidebar ul li {
  margin: 0;
}
.app .sidebar ul li .category-link {
  display: inline-block;
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  font-size: 0.9rem;
  border: 1px solid #d1dbe5;
  background: #f9f9f9;
  color: black;
}
@media (prefers-color-scheme: dark) {
  .app .sidebar ul li .category-link {
    border-color: #333;
    background: #111;
    color: lightgray;
  }
}
@media screen and (min-width: 800px) {
  .app .sidebar ul li .category-link {
    display: block;
    padding: 0.4rem 0.5rem;
    border: none;
    background: transparent;
  }
}
@media screen and (min-width: 800px) and (prefers-color-scheme: dark) {
  .app .sidebar ul li .category-link {
    background: transparent;
  }
}
.app .sidebar ul li .category-link:hover {
  background: #e4e8f1;
}
@media (prefers-color-scheme: dark) {
  .app .sidebar ul li .category-link:hover {
    background: #222;
  }
}
@media screen and (min-width: 800px) {
  .app .sidebar ul li .category-link:hover {
    background: #f0f0f0;
  }
}
@media screen and (min-width: 800px) and (prefers-color-scheme: dark) {
  .app .sidebar ul li .category-link:hover {
    background: #1a1a1a;
  }
}
.app .sidebar ul li .category-link.active {
  font-weight: bold;
  color: #0066cc;
  background: #DAE7FE;
  border-color: #b0c4de;
}
@media (prefers-color-scheme: dark) {
  .app .sidebar ul li .category-link.active {
    color: #66b2ff;
    background: #222;
    border-color: #444;
  }
}
@media screen and (min-width: 800px) {
  .app .sidebar ul li .category-link.active {
    background: #DAE7FE;
  }
}
@media screen and (min-width: 800px) and (prefers-color-scheme: dark) {
  .app .sidebar ul li .category-link.active {
    background: #222;
  }
}
.app .content {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}
.markdown h2 {
  text-align: center;
  font-size: 1.1rem;
}
.markdown h3 {
  font-size: 1rem;
}
.markdown p {
  text-indent: 2rem;
}
.markdown eqn .katex-display {
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
  max-width: 100%;
  overflow-x: auto;
}
.markdown strong {
  font-weight: bold;
}
.markdown ol,
.markdown ul {
  padding-left: 3rem;
}
.markdown ol p,
.markdown ul p {
  display: inline-block;
  text-indent: 0;
  margin-left: 0;
  padding-left: 0;
}
.markdown blockquote ol,
.markdown ol ol,
.markdown ul ol,
.markdown blockquote ul,
.markdown ol ul,
.markdown ul ul {
  padding-left: 2rem;
}
.markdown blockquote {
  margin-left: 0;
  margin-right: 0;
  color: darkslategray;
  font-style: italic;
}
@media (prefers-color-scheme: dark) {
  .markdown blockquote {
    color: lightslategray;
  }
}
.markdown img {
  margin: 0 auto;
  display: block;
  max-width: 100%;
  border-radius: 4px;
  border: 1px solid #d1dbe5;
  box-shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.12), 0 0 6px 0 rgba(0, 0, 0, 0.04);
}
.markdown figure {
  margin-inline-start: 0;
  margin-inline-end: 0;
}
.markdown figure figcaption {
  text-align: center;
  font-size: 0.8rem;
}
.markdown p code,
.markdown ol code,
.markdown ul code {
  padding: 0.1rem 0.2rem;
  background-color: rgba(0, 0, 0, 0.04);
  font-family: "PT Sans", Helvetica, Arial, STFangSong, Vernada, Tahoma, STXihei, "Microsoft YaHei", "Songti SC", SimSun, Heiti, sans-serif;
  border-radius: 4px;
}
@media (prefers-color-scheme: dark) {
  .markdown p code,
  .markdown ol code,
  .markdown ul code {
    background-color: rgba(255, 255, 255, 0.2);
  }
}
.markdown pre {
  font-size: 0.8rem;
  max-width: 100%;
  overflow-x: auto;
  padding: 0.5rem 0.8rem;
  border-radius: 4px;
  border: 1px solid #d1dbe5;
  box-shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.12), 0 0 6px 0 rgba(0, 0, 0, 0.04);
}
.markdown table {
  margin-left: auto;
  margin-right: auto;
  border-collapse: collapse;
  border: 2px solid black;
}
@media (prefers-color-scheme: dark) {
  .markdown table {
    border: 2px solid lightgray;
  }
}
.markdown table th,
.markdown table td {
  border: 1px solid black;
  padding-left: 0.5rem;
  padding-right: 0.5rem;
}
@media (prefers-color-scheme: dark) {
  .markdown table th,
  .markdown table td {
    border: 2px solid lightgray;
  }
}