/* 00-tokens.css */
/* Structural tokens. Colour and font tokens are emitted into <head> from the theme
   configuration (see scripts/helpers.js: theme_tokens_css). */
:root {
  --theme-color: var(--masthead);
  --column-width: 760px;      /* content pages and mastheads */
  --reading-width: 39.667rem; /* article text column (634.67px at the 1280px reference width) */
  --photo-width: 1080px;      /* posts with several photographs */
  --wide-width: 1160px;       /* wide pages such as a gallery */
  --masthead-height: 216px;
  --masthead-height-mobile: 176px;
}

.home-root {
  --theme-color: var(--home-nav);
}

/* 01-base.css */
/* Minimal base: only the defaults that shape the visible design. */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  letter-spacing: var(--letter-spacing, 0.02em);
  -webkit-text-size-adjust: 100%;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  color: var(--text);
  background-color: var(--paper);
  font-family: var(--font-ui);
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.5;
  text-align: left;
  overflow-wrap: break-word;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: color 0.2s ease-in-out, background-color 0.2s ease-in-out;
}

body.mobile-menu-open,
body.lightbox-open,
body.search-dialog-open {
  overflow: hidden;
}

[hidden] {
  display: none !important;
}

h1, h2, h3, h4, h5, h6 {
  margin-top: 0;
  margin-bottom: 0.5rem;
  font-weight: 500;
  line-height: 1.2;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
  margin-top: 0;
  margin-bottom: 1rem;
}

ul, ol, dl {
  margin-top: 0;
  margin-bottom: 1rem;
}

ul ul, ol ol, ul ol, ol ul {
  margin-bottom: 0;
}

figure {
  margin: 1rem 0;
}

img {
  max-width: 100%;
  vertical-align: middle;
  border-style: none;
  filter: brightness(var(--image-brightness, 1));
  transition: filter 0.2s ease-in-out;
}

svg {
  overflow: hidden;
  vertical-align: middle;
}

a {
  color: var(--text);
  text-decoration: none;
  background-color: transparent;
  cursor: pointer;
  transition: color 0.2s ease-in-out, background-color 0.2s ease-in-out;
}

a:hover {
  color: var(--link-hover);
  text-decoration: none;
}

strong, b {
  font-weight: bolder;
}

small {
  font-size: 80%;
}

sub, sup {
  position: relative;
  font-size: 75%;
  line-height: 0;
  vertical-align: baseline;
}

sub { bottom: -0.25em; }
sup { top: -0.5em; }

hr {
  box-sizing: content-box;
  height: 0;
  margin: 1rem 0;
  overflow: visible;
  background-color: initial;
  border: 0;
  border-top: 1px solid var(--line);
  transition: border-top-color 0.2s ease-in-out;
}

code, kbd, pre, samp {
  font-family: var(--font-mono);
  font-size: 1em;
}

pre {
  margin-top: 0;
  margin-bottom: 1rem;
  overflow: auto;
}

code {
  color: inherit;
  overflow-wrap: break-word;
}

table {
  color: var(--prose);
  font-size: inherit;
  border-collapse: collapse;
}

th {
  text-align: inherit;
}

button, input, select, textarea {
  margin: 0;
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}

button {
  border-radius: 0;
  text-transform: none;
  -webkit-appearance: button;
  appearance: button;
  cursor: pointer;
}

label {
  margin-bottom: 0;
}

::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-thumb {
  background-color: var(--scrollbar);
  border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
  background-color: var(--scrollbar-hover);
}

::-webkit-scrollbar-corner {
  background-color: transparent;
}

.icon {
  width: 1em;
  height: 1em;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.noscript-warning {
  position: fixed;
  bottom: 0;
  left: 0;
  z-index: 99;
  width: 100%;
  padding: 0.5rem;
  color: #fff;
  background-color: #b3453c;
  font-family: sans-serif;
  font-size: 1rem;
  font-weight: bold;
  text-align: center;
}

/* 10-nav.css */
/* Site navigation: transparent over the masthead, solid once scrolled; a full-screen
   text menu below 992px. */
.site-header {
  position: relative;
}

.site-nav {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 1030;
  padding: 0.5rem 1rem;
  background-color: transparent;
  font-size: 0.875rem;
  line-height: 1.5;
  box-shadow: 0 2px 5px 0 rgba(0, 0, 0, 0.16), 0 2px 10px 0 rgba(0, 0, 0, 0.12);
  transition: background 0.5s ease-in-out, padding 0.5s ease-in-out;
  will-change: background, padding;
}

@media (min-width: 600px) {
  .site-nav {
    padding-top: 12px;
    padding-bottom: 12px;
  }
}

.site-nav--solid,
.site-nav--open {
  background-color: var(--masthead);
}

.site-nav--solid {
  padding-top: 5px;
  padding-bottom: 5px;
}

.home-page .site-nav {
  background-color: var(--home-nav);
}

.site-nav__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 15px;
}

.site-nav__brand {
  display: inline-block;
  margin-right: 1rem;
  padding: 0.3125rem 0;
  color: var(--nav-text);
  font-size: 1.25rem;
  font-weight: bold;
  line-height: inherit;
  white-space: nowrap;
}

.site-nav__brand:hover,
.site-nav__brand:focus-visible {
  color: var(--nav-text);
}

.site-nav__toggle {
  display: none;
  margin: 0;
  padding: 0.25rem 0.75rem;
  background: transparent;
  border: 0;
  font-size: 1.25rem;
  line-height: 1;
}

.site-nav__burger {
  position: relative;
  display: block;
  width: 30px;
  height: 20px;
  transform: rotate(0deg);
  transition: 0.5s ease-in-out;
}

.site-nav__burger span {
  position: absolute;
  left: 0;
  display: block;
  width: 100%;
  height: 3px;
  background: var(--nav-text);
  border-radius: 9px;
  opacity: 1;
  transform: rotate(0deg);
  transition: 0.25s ease-in-out;
}

.site-nav__burger span:nth-child(1) { top: 0; }
.site-nav__burger span:nth-child(2) { top: 10px; }
.site-nav__burger span:nth-child(3) { top: 20px; }

.site-nav--open .site-nav__burger span:nth-child(1) {
  top: 11px;
  transform: rotate(135deg);
}

.site-nav--open .site-nav__burger span:nth-child(2) {
  left: -60px;
  opacity: 0;
}

.site-nav--open .site-nav__burger span:nth-child(3) {
  top: 11px;
  transform: rotate(-135deg);
}

.site-menu {
  display: flex;
  flex-direction: row;
  align-items: center;
  margin: 0 0 0 auto;
  padding: 0;
  list-style: none;
  text-align: center;
}

.site-menu__entry {
  position: relative;
}

.site-menu__item,
.scheme-toggle {
  position: relative;
  display: block;
  padding: 0.5rem;
  color: var(--nav-text);
  letter-spacing: 0.055em;
  transition: color 0.2s ease-in-out, background-color 0.2s ease-in-out;
}

.site-menu__item:hover,
.site-menu__item:focus-visible {
  color: var(--accent);
}

.site-menu__label {
  position: relative;
}

.site-menu__label::after {
  position: absolute;
  right: 0;
  bottom: -0.28rem;
  left: 0;
  height: 1px;
  background: currentColor;
  content: "";
  opacity: 0;
  transform: scaleX(0.35);
  transition: opacity 160ms ease, transform 160ms ease;
}

.site-menu__item:hover .site-menu__label::after,
.site-menu__item:focus-visible .site-menu__label::after {
  opacity: 0.9;
  transform: scaleX(1);
}

.site-menu__icon {
  display: none;
}

.scheme-toggle {
  margin: 0;
  background: transparent;
  border: 0;
  font: inherit;
  line-height: inherit;
  letter-spacing: 0;
}

.scheme-toggle:hover,
.scheme-toggle:focus-visible {
  color: var(--nav-text);
}

.scheme-toggle__icon {
  display: inline-block;
  width: 0.875rem;
  height: 0.875rem;
  margin: 0 0.2rem;
  vertical-align: -0.125em;
}

.scheme-toggle__label {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

@media (max-width: 1199.98px) {
  .site-nav__inner { max-width: 960px; }
}

@media (max-width: 991.98px) {
  .site-nav__inner {
    max-width: 720px;
    padding: 0;
  }

  .site-nav__toggle {
    display: block;
  }

  .site-menu {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 1029;
    display: block;
    margin: 0;
    padding: 4.4rem 0 2rem;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    background-color: var(--masthead);
    text-align: left;
    opacity: 0;
    pointer-events: none;
    visibility: hidden;
    transform: translateY(-12px);
    transition: opacity 0.18s ease, transform 0.18s ease;
    will-change: opacity, transform;
  }

  .home-page .site-menu {
    background-color: var(--home-nav);
  }

  .site-nav--open .site-menu {
    opacity: 1;
    pointer-events: auto;
    visibility: visible;
    transform: translateY(0);
  }

  .site-menu__entry {
    width: min(100% - 2rem, 30rem);
    margin: 0 auto;
  }

  .site-nav--open .site-menu__entry {
    animation: site-menu-entry-in 0.18s ease both;
  }

  .site-menu__item,
  .scheme-toggle {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    width: 100%;
    min-height: 0;
    padding: 0.95rem 0.15rem;
    background: transparent;
    border-bottom: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 0;
    color: var(--nav-text);
    letter-spacing: 0;
    text-align: left;
  }

  .site-menu__item:hover,
  .site-menu__item:active,
  .site-menu__item:focus-visible,
  .scheme-toggle:hover,
  .scheme-toggle:active {
    color: var(--nav-text);
    background: rgba(255, 255, 255, 0.055);
  }

  .site-menu__label,
  .scheme-toggle__label {
    position: static;
    width: auto;
    height: auto;
    overflow: visible;
    clip: auto;
    font-size: 0.92rem;
    letter-spacing: 0.055em;
    line-height: 1.2;
    text-align: left;
    white-space: normal;
  }

  .site-menu__label::after {
    display: none;
  }

  .site-menu__icon,
  .scheme-toggle__icon {
    display: inline-block;
    order: 2;
    width: 1rem;
    height: 1rem;
    margin: 0 0 0 auto;
    vertical-align: middle;
  }
}

@media (max-width: 767px) {
  .site-nav {
    font-size: 1rem;
    line-height: 2.5rem;
  }

  .site-nav__inner {
    max-width: 540px;
  }
}

@media (max-width: 575.98px) {
  .site-nav__inner {
    max-width: none;
  }
}

@keyframes site-menu-entry-in {
  from {
    opacity: 0;
    transform: scale(0.82) translateY(10px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-nav,
  .site-menu,
  .site-nav__burger,
  .site-nav__burger span,
  .site-menu__label::after {
    transition: none;
  }

  .site-nav--open .site-menu__entry {
    animation: none;
  }
}

/* 20-masthead.css */
/* Editorial masthead: a solid band with the page title resting on its baseline. */
.masthead {
  position: relative;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  height: var(--masthead-height);
  padding: 0 0 2.65rem;
  overflow: hidden;
  background: var(--masthead);
  cursor: default;
}

.masthead__inner {
  width: min(100% - 2rem, var(--column-width));
  margin: 0;
  color: var(--masthead-text);
  text-align: left;
  overflow-wrap: break-word;
}

.masthead__title {
  margin: 0;
  color: inherit;
  font-family: var(--font-ui);
  font-size: clamp(1.72rem, 2.15vw, 2.05rem);
  font-weight: 400;
  letter-spacing: 0.035em;
  line-height: 1.25;
}

.masthead__inner::after {
  display: block;
  width: 2.75rem;
  height: 1px;
  margin-top: 0.95rem;
  background: var(--masthead-line);
  content: "";
}

@media (max-width: 767px) {
  .masthead {
    height: var(--masthead-height-mobile);
    padding-bottom: 1.9rem;
  }

  .masthead__title {
    font-size: 1.5rem;
  }

  .masthead__inner::after {
    width: 2.25rem;
    margin-top: 0.75rem;
  }
}

/* 30-home.css */
/* Home: a fixed full-viewport cover with a typed slogan, then a grid of square cards. */
html.home-root,
body.home-page {
  background: var(--home-bg);
  overscroll-behavior-y: none;
}

.home-page {
  min-height: 100%;
  --home-navbar-height: 3.5rem;
  --home-edge-gap: clamp(0.75rem, 2vh, 1rem);
  --home-card-gap: clamp(0.625rem, 1.5vh, 0.875rem);
  --home-card-size: clamp(
    9.5rem,
    calc(
      (
          100vh - var(--home-navbar-height) - var(--home-edge-gap) -
            var(--home-edge-gap) - var(--home-card-gap) - var(--home-card-gap)
        ) /
        3
    ),
    13.5rem
  );
  --home-card-size: clamp(
    9.5rem,
    calc(
      (
          100svh - var(--home-navbar-height) - var(--home-edge-gap) -
            var(--home-edge-gap) - var(--home-card-gap) - var(--home-card-gap)
        ) /
        3
    ),
    13.5rem
  );
}

.home-page .site-header {
  position: relative;
  z-index: auto;
  height: 100vh;
  height: 100svh;
}

.home-page .site-nav {
  z-index: 1030;
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}

.home-cover {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 0;
  width: 100%;
  height: 100vh;
  height: 100svh;
  overflow: hidden;
  background-color: var(--home-bg);
  background-repeat: no-repeat;
  background-position: center center;
  background-size: cover;
  cursor: default;
}

.home-cover__mask {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    180deg,
    rgba(3, 15, 25, 0.3) 0%,
    rgba(3, 15, 25, 0.1) 45%,
    rgba(3, 15, 25, 0.28) 100%
  );
}

.home-cover__slogan {
  width: 80%;
  max-width: calc(960px - 6rem);
  color: var(--home-slogan, #fff);
  text-align: center;
  text-shadow: 0 2px 22px rgba(2, 13, 22, 0.75);
  overflow-wrap: break-word;
  transition: opacity 260ms ease, transform 260ms ease;
}

.home-cover__text {
  margin: 0 0 0.5rem;
  font-size: 2rem;
  font-weight: 500;
  line-height: 1.2;
}

.typed-cursor {
  margin: 0 0.2rem;
}

@media (max-width: 767px) {
  #subtitle,
  .home-slogan-static,
  .typed-cursor {
    font-size: 1.5rem;
  }
}

@media (max-width: 575px) {
  .home-cover__slogan {
    font-size: 0.9rem;
  }

  #subtitle,
  .home-slogan-static,
  .typed-cursor {
    font-size: 1.35rem;
  }
}

.home-page--scrolled .home-cover__slogan {
  opacity: 0;
  transform: translateY(-1.25rem);
}

.home-main {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 100vh;
  min-height: 100svh;
  padding: calc(var(--home-navbar-height) + var(--home-edge-gap)) 0 var(--home-edge-gap);
  background: transparent;
}

.home-main__inner {
  width: min(100% - 2rem, 1180px);
  margin: 0 auto;
}

.home-grid {
  display: grid;
  grid-template-columns: repeat(4, var(--home-card-size));
  grid-template-rows: repeat(3, var(--home-card-size));
  grid-auto-flow: column;
  gap: var(--home-card-gap);
  align-items: start;
  justify-content: start;
  direction: ltr;
  width: 100%;
}

.index-card {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  width: 100%;
  aspect-ratio: 1;
  margin: 0;
  padding: clamp(1rem, 2.3vh, 1.25rem);
  overflow: hidden;
  direction: ltr;
  background: var(--home-card);
  border: 0;
  border-radius: 0;
  box-shadow: 0 10px 26px rgba(2, 9, 14, 0.14);
  cursor: pointer;
  transition: background-color 160ms ease, box-shadow 160ms ease;
}

.index-card:hover,
.index-card:focus-within {
  z-index: 1;
  background-color: var(--home-card-hover);
  box-shadow: 0 14px 32px rgba(2, 9, 14, 0.2);
}

.index-card:focus-within {
  outline: 1px solid rgba(231, 229, 219, 0.5);
  outline-offset: 3px;
}

.index-header {
  margin: 0 0 0.65rem;
  color: var(--home-card-title);
  font-size: clamp(1.15rem, 2.5vh, 1.45rem);
  font-weight: 600;
  line-height: 1.25;
  white-space: normal;
  overflow: visible;
  text-overflow: clip;
}

.index-header a {
  color: inherit;
}

.index-header a::after {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 2;
  content: "";
}

.index-header a:hover,
.index-header a:focus {
  color: var(--home-card-title-hover);
}

.index-excerpt {
  display: block;
  height: auto;
  margin: 0 0 0.9rem;
  color: var(--home-card-excerpt);
  font-size: clamp(0.78rem, 1.7vh, 0.88rem);
  pointer-events: none;
}

.index-excerpt > div {
  display: -webkit-box;
  width: 100%;
  overflow: hidden;
  line-height: 1.55;
  word-break: break-word;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.index-meta {
  display: flex;
  flex-wrap: wrap;
  margin-top: auto;
  margin-bottom: 0;
  color: var(--home-card-meta);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  pointer-events: none;
}

.index-meta a {
  color: var(--home-card-meta-link);
}

.index-meta__item {
  display: inline-flex;
  align-items: center;
}

.index-meta__item > * {
  margin-right: 0.2rem;
}

.index-meta__icon {
  opacity: 0.75;
}

.home-page .site-footer {
  display: none;
}

@media (max-width: 991px) {
  .home-grid {
    grid-template-columns: repeat(3, var(--home-card-size));
    grid-template-rows: repeat(4, var(--home-card-size));
  }
}

@media (max-width: 767px) {
  .home-main {
    padding-top: 3.5rem;
  }

  .home-main__inner {
    width: min(100% - 1.25rem, 38rem);
  }

  .home-grid {
    grid-template-columns: 1fr;
    grid-template-rows: repeat(12, auto);
  }

  .index-card {
    padding: 1.5rem;
  }

  .index-header {
    display: -webkit-box;
    overflow: hidden;
    word-break: break-word;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
  }
}

@media (prefers-reduced-motion: reduce) {
  .home-cover__slogan,
  .index-card {
    transition: none;
  }
}

.home-slogan-static { display: none; }
@media (max-width: 767px) {
  .home-cover__text--mobile-static #subtitle,
  .home-cover__text--mobile-static .typed-cursor,
  .home-cover__text--mobile-static .home-slogan-nojs { display: none; }
  .home-cover__text--mobile-static .home-slogan-static { display: inline; }
}

/* 40-editorial.css */
/* Content pages share one editorial surface: a 760px column below the masthead. */
.page-body {
  position: relative;
  z-index: 3;
  margin: 0;
  padding: 3.25rem 0 4rem;
  background: transparent;
}

.content-column {
  display: flow-root;
  width: min(100% - 2rem, var(--column-width));
  max-width: var(--column-width);
  margin: 0 auto;
  padding: 0;
}

.editorial-page .markdown-body,
.listing,
.about-info {
  font-family: var(--font-prose);
  font-size: 1.0625rem;
  font-weight: 400;
  line-height: 1.78;
}

.editorial-page .markdown-body p {
  margin-bottom: 1.15em;
}

.page-content strong,
.post-content strong {
  font-weight: bold;
}

.page-content img,
.post-content img {
  max-width: 100%;
  object-fit: cover;
}

/* Lists of posts: archives, tags, categories. */
.listing {
  display: flex;
  flex-direction: column;
  margin: 0;
  padding: 0;
}

.listing__year {
  margin: 2.25rem 0 0.45rem;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  line-height: 1.2;
}

.listing__year:first-child {
  margin-top: 0;
}

.listing__item {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 1rem;
  width: 100%;
  padding: 0.78rem 0.2rem;
  color: var(--text);
  text-align: inherit;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
}

.listing__item:hover,
.listing__item:focus {
  color: var(--link-hover);
  background: var(--link-hover-bg);
}

.listing__date {
  flex: 0 0 4.5rem;
  color: var(--muted);
  font-size: 0.8rem;
  font-variant-numeric: tabular-nums;
}

.listing__title {
  display: block;
  overflow: visible;
  font-size: 1rem;
  text-overflow: clip;
  white-space: normal;
}

.listing__count {
  margin-left: auto;
  color: var(--muted);
  font-size: 0.8rem;
  font-variant-numeric: tabular-nums;
}

.listing__kind {
  flex: 0 0 4.5rem;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.08em;
}

.listing__copy {
  display: block;
}

.listing__summary {
  display: block;
  margin-top: 0.1rem;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.5;
}

/* Pagination below long lists. */
.pagination-nav {
  margin-top: 3rem;
}

.pagination {
  display: flex;
  justify-content: center;
  margin: 0;
  padding-left: 0;
  list-style: none;
}

.pagination .space {
  align-self: flex-end;
}

.pagination .page-number,
.pagination .current,
.pagination .extend {
  padding: 0.5rem 0.75rem;
  background-color: transparent;
  border: 0;
  border-radius: 0.125rem;
  outline: 0;
  font-size: 0.9rem;
  line-height: 1.25;
}

.pagination .page-number {
  margin: 0 0.05rem;
}

.pagination .page-number:hover,
.pagination .current {
  background-color: var(--link-hover-bg);
  transition: background-color 0.2s ease-in-out;
}

/* About. */
.about-header {
  text-align: center;
}

.about-avatar {
  position: relative;
  z-index: 1;
  width: 8rem;
  height: 8rem;
  margin: 0 auto 1.6rem;
}

.about-avatar img {
  width: 100%;
  height: 100%;
  background-color: transparent;
  border: 1px solid var(--line);
  border-radius: 50%;
  box-shadow: none;
  object-fit: cover;
}

.about-info > div {
  margin-bottom: 0.55rem;
}

.about-name {
  color: var(--text);
  font-size: 1.45rem;
  font-weight: 500;
}

.about-intro {
  color: var(--muted);
  font-size: 1rem;
}

.about-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.25rem 1.25rem;
  font-size: 0.9rem;
}

.about-links__item {
  color: var(--link);
  letter-spacing: 0.055em;
}

.about-content {
  margin-top: 2.5rem;
}

/* 404. */
.error-page .page-body {
  padding: 0;
}

.error-cover {
  display: flex;
  min-height: 100vh;
  min-height: 100svh;
  background-color: var(--masthead);
  background-repeat: no-repeat;
  background-position: center center;
  background-size: cover;
}

.error-cover__mask {
  display: flex;
  flex: 1;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  padding: 6rem 1rem;
  color: #fff;
  background: rgba(0, 0, 0, 0.3);
  text-align: center;
}

.error-cover__title {
  margin: 0;
  font-size: 2rem;
  font-weight: 500;
  line-height: 1.2;
  text-shadow: 0 2px 22px rgba(2, 13, 22, 0.75);
}

.error-cover__link {
  padding-bottom: 0.15rem;
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
  letter-spacing: 0.055em;
}

.error-cover__link:hover,
.error-cover__link:focus-visible {
  color: var(--accent);
  border-bottom-color: currentColor;
}

.site-footer {
  padding: 3rem 0 1rem;
  text-align: center;
}

@media (max-width: 767px) {
  .page-body {
    padding-top: 2.5rem;
  }

  .listing__item {
    gap: 0.65rem;
    padding: 0.7rem 0.1rem;
  }

  .listing__date,
  .listing__kind {
    flex-basis: 3.75rem;
  }
}

@media (max-width: 575px) {
  .listing__item {
    font-size: 0.95rem;
  }
}

/* 50-post.css */
/* Article pages: a centred reading column with an optional table of contents. */
.post-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, var(--reading-width)) minmax(0, 1fr);
  align-items: start;
}

.post-content {
  grid-column: 2;
  display: flow-root;
  box-sizing: border-box;
  width: 100%;
  max-width: var(--reading-width);
  margin: 0 auto;
  padding: 0;
}

.post-toc {
  position: sticky;
  top: 2rem;
  grid-column: 3;
  max-width: 16rem;
  margin-left: 2rem;
  padding: 3rem 0;
}

.post-toc__header {
  margin: 0 0 0.5rem;
  font-size: 1.25rem;
  font-weight: bold;
  line-height: 1.2;
}

.post-toc__header .icon {
  width: 1.25rem;
  height: 1.25rem;
  margin-right: 0.2rem;
}

.post-toc__body {
  max-height: 75vh;
  overflow-y: auto;
  scrollbar-width: none;
}

.post-toc__body::-webkit-scrollbar {
  display: none;
}

.post-toc ol {
  position: relative;
  margin: 0;
  padding-left: 1rem;
  list-style: none;
}

.post-toc .toc-item {
  position: relative;
  padding: 0.1rem 0;
}

.post-toc .toc-item::before {
  position: absolute;
  left: 0.25rem;
  width: 0.15rem;
  height: 0.2rem;
  margin: 0.65rem 0;
  background: var(--link-hover);
  border-radius: 2px;
  content: "";
  visibility: hidden;
  transition: height 0.1s ease-in-out, margin 0.1s ease-in-out, visibility 0.1s ease-in-out;
}

.post-toc .toc-item.is-active::before {
  height: 1rem;
  margin: 0.25rem 0;
  visibility: visible;
}

.post-toc .toc-link {
  display: -webkit-box;
  overflow: hidden;
  color: var(--text);
  font-size: 0.95rem;
  text-overflow: ellipsis;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.post-toc ol ol .toc-link {
  font-size: 0.85rem;
}

.post-toc .toc-link.is-active {
  color: var(--link-hover);
  font-weight: bold;
}

/* Previous / next. */
.post-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin: 1rem -0.35rem;
  font-size: 0.9rem;
}

.post-nav__cell {
  display: flex;
  flex: 0 0 50%;
  max-width: 50%;
  padding: 0;
}

.post-nav__cell--next {
  justify-content: flex-end;
}

.post-nav__prev,
.post-nav__next {
  display: flex;
  align-items: center;
  color: var(--text);
}

.post-nav .icon {
  flex-shrink: 0;
  width: 1.5rem;
  height: 1.5rem;
}

.post-nav__title {
  display: -webkit-box;
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.post-nav__label {
  display: none;
}

.post-nav__prev:hover .icon,
.post-nav__prev:active .icon {
  animation: post-prev-anim 1s ease-in-out 0.1s infinite alternate forwards;
}

.post-nav__next:hover .icon,
.post-nav__next:active .icon {
  animation: post-next-anim 1s ease-in-out 0.1s infinite alternate forwards;
}

@keyframes post-prev-anim {
  0% { transform: translateX(0); }
  50% { transform: translateX(-0.35rem); }
  100% { transform: translateX(0); }
}

@keyframes post-next-anim {
  0% { transform: translateX(0); }
  50% { transform: translateX(0.35rem); }
  100% { transform: translateX(0); }
}

.post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  margin: 1rem 0;
  font-size: 0.9rem;
}

.post-tags__item {
  color: var(--muted);
}

/* Photo posts: several photographs in a wider column without a table of contents. */
.photo-post .post-layout {
  grid-template-columns: 1fr;
}

.photo-post .post-content {
  grid-column: 1;
  max-width: var(--photo-width);
  padding-right: 3rem;
  padding-left: 3rem;
}

.photo-post .post-toc {
  display: none;
}

.photo-post .markdown-body > p:first-child {
  max-width: var(--column-width);
  margin-right: auto;
  margin-left: auto;
}

.photo-post .markdown-body p > img,
.photo-post .markdown-body p > a > img,
.photo-post .markdown-body figure > img,
.photo-post .markdown-body figure > a > img {
  width: 100%;
  max-width: 100%;
  height: auto;
  margin: 3rem auto 0;
  border-radius: 2px;
  box-shadow: none;
  object-fit: contain;
  object-position: center;
}

.photo-post .markdown-body figcaption.image-caption {
  color: var(--muted);
}

/* Heading anchors, shown on hover. */
.markdown-body .heading-anchor {
  float: left;
  margin-left: -1.25em;
  padding-right: 0.25em;
  color: var(--muted);
  font-size: 0.8em;
  line-height: 1;
  text-decoration: none;
  opacity: 0;
  transition: opacity 0.2s ease-in-out;
}

.markdown-body h1:hover .heading-anchor,
.markdown-body h2:hover .heading-anchor,
.markdown-body h3:hover .heading-anchor,
.markdown-body h4:hover .heading-anchor,
.markdown-body h5:hover .heading-anchor,
.markdown-body h6:hover .heading-anchor,
.markdown-body .heading-anchor:focus-visible {
  opacity: 1;
}

.markdown-body .heading-anchor .icon {
  width: 1em;
  height: 1em;
  vertical-align: -0.1em;
}

/* Image lightbox (dialog). */
.lightbox {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  width: 100%;
  max-width: none;
  height: 100vh;
  height: 100dvh;
  max-height: none;
  margin: 0;
  padding: 0;
  overflow: hidden;
  color: #eeeae3;
  background: #242424;
  border: 0;
  font-family: var(--font-prose);
}

.lightbox[open] {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
}

.lightbox::backdrop {
  background: #242424;
}

.lightbox__toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: max(0.5rem, env(safe-area-inset-top)) max(1rem, env(safe-area-inset-right)) 0.5rem max(1.5rem, env(safe-area-inset-left));
}

.lightbox__count {
  margin: 0;
  color: #bdbab4;
  font-size: 0.875rem;
  font-variant-numeric: tabular-nums;
}

.lightbox__controls {
  display: flex;
  gap: 0.5rem;
}

.lightbox__controls button {
  display: grid;
  width: 44px;
  height: 44px;
  padding: 0;
  place-items: center;
  color: inherit;
  background: transparent;
  border: 0;
  border-radius: 0;
  font: 1.5rem/1 Georgia, serif;
  cursor: pointer;
}

.lightbox__controls button:disabled {
  opacity: 0.3;
  cursor: default;
}

.lightbox__controls button:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.08);
}

.lightbox__controls button:focus-visible {
  outline: 1px solid #eeeae3;
  outline-offset: -3px;
}

.lightbox__stage {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 0;
  margin: 0 1.5rem max(1.5rem, env(safe-area-inset-bottom));
}

.lightbox__stage img {
  display: block;
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: 100%;
  margin: 0;
  border-radius: 0;
  box-shadow: none;
  object-fit: contain;
  filter: none;
}

.lightbox__caption {
  max-height: 20vh;
  margin: -0.5rem auto 0;
  padding: 0 1.5rem max(1rem, env(safe-area-inset-bottom));
  overflow: auto;
  color: #bdbab4;
  font-size: 0.875rem;
  line-height: 1.6;
  text-align: center;
}

@media (max-width: 991.98px) {
  .post-layout {
    display: block;
  }

  .post-content {
    max-width: calc(var(--reading-width) + 4rem);
    padding-right: 2rem;
    padding-left: 2rem;
  }

  .post-toc {
    display: none;
  }
}

@media (max-width: 767px) {
  .page-content,
  .post-content {
    overflow: hidden;
  }

  .photo-post .post-content {
    padding-right: 1.5rem;
    padding-left: 1.5rem;
  }

  .lightbox__stage {
    margin-right: 0.75rem;
    margin-left: 0.75rem;
  }
}

@media (max-width: 575px) {
  .post-nav__title {
    display: none;
  }

  .post-nav__label {
    display: block;
  }
}

@media (max-width: 424px) {
  .post-content {
    padding-right: 1rem;
    padding-left: 1rem;
  }

  .markdown-body .heading-anchor {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .post-nav__prev:hover .icon,
  .post-nav__next:hover .icon {
    animation: none;
  }
}

/* 60-markdown.css */
/*
 * github-markdown-css 4.0.0 — MIT License, Copyright (c) Sindre Sorhus (https://sindresorhus.com)
 * Vendored unchanged except for removing octicon, anchor, task-list and GitHub utility-class rules (the only ones using !important) that Markdown output never produces.
 * Blue Note overrides follow at the end of this file.
 */

.markdown-body {
  -ms-text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
  line-height: 1.5;
  color: #24292e;
  font-family: -apple-system,BlinkMacSystemFont,Segoe UI,Helvetica,Arial,sans-serif,Apple Color Emoji,Segoe UI Emoji;
  font-size: 16px;
  line-height: 1.5;
  word-wrap: break-word;
}
.markdown-body details {
  display: block;
}
.markdown-body summary {
  display: list-item;
}
.markdown-body a {
  background-color: initial;
}
.markdown-body a:active,
.markdown-body a:hover {
  outline-width: 0;
}
.markdown-body strong {
  font-weight: inherit;
  font-weight: bolder;
}
.markdown-body h1 {
  font-size: 2em;
  margin: .67em 0;
}
.markdown-body img {
  border-style: none;
}
.markdown-body code,
.markdown-body kbd,
.markdown-body pre {
  font-family: monospace,monospace;
  font-size: 1em;
}
.markdown-body hr {
  box-sizing: initial;
  height: 0;
  overflow: visible;
}
.markdown-body input {
  font: inherit;
  margin: 0;
}
.markdown-body input {
  overflow: visible;
}
.markdown-body [type=checkbox] {
  box-sizing: border-box;
  padding: 0;
}
.markdown-body * {
  box-sizing: border-box;
}
.markdown-body input {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}
.markdown-body a {
  color: #0366d6;
  text-decoration: none;
}
.markdown-body a:hover {
  text-decoration: underline;
}
.markdown-body strong {
  font-weight: 600;
}
.markdown-body hr {
  height: 0;
  margin: 15px 0;
  overflow: hidden;
  background: transparent;
  border: 0;
  border-bottom: 1px solid #dfe2e5;
}
.markdown-body hr:after,
.markdown-body hr:before {
  display: table;
  content: "";
}
.markdown-body hr:after {
  clear: both;
}
.markdown-body table {
  border-spacing: 0;
  border-collapse: collapse;
}
.markdown-body td,
.markdown-body th {
  padding: 0;
}
.markdown-body details summary {
  cursor: pointer;
}
.markdown-body kbd {
  display: inline-block;
  padding: 3px 5px;
  font: 11px SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace;
  line-height: 10px;
  color: #444d56;
  vertical-align: middle;
  background-color: #fafbfc;
  border: 1px solid #d1d5da;
  border-radius: 3px;
  box-shadow: inset 0 -1px 0 #d1d5da;
}
.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4,
.markdown-body h5,
.markdown-body h6 {
  margin-top: 0;
  margin-bottom: 0;
}
.markdown-body h1 {
  font-size: 32px;
}
.markdown-body h1,
.markdown-body h2 {
  font-weight: 600;
}
.markdown-body h2 {
  font-size: 24px;
}
.markdown-body h3 {
  font-size: 20px;
}
.markdown-body h3,
.markdown-body h4 {
  font-weight: 600;
}
.markdown-body h4 {
  font-size: 16px;
}
.markdown-body h5 {
  font-size: 14px;
}
.markdown-body h5,
.markdown-body h6 {
  font-weight: 600;
}
.markdown-body h6 {
  font-size: 12px;
}
.markdown-body p {
  margin-top: 0;
  margin-bottom: 10px;
}
.markdown-body blockquote {
  margin: 0;
}
.markdown-body ol,
.markdown-body ul {
  padding-left: 0;
  margin-top: 0;
  margin-bottom: 0;
}
.markdown-body ol ol,
.markdown-body ul ol {
  list-style-type: lower-roman;
}
.markdown-body ol ol ol,
.markdown-body ol ul ol,
.markdown-body ul ol ol,
.markdown-body ul ul ol {
  list-style-type: lower-alpha;
}
.markdown-body dd {
  margin-left: 0;
}
.markdown-body code,
.markdown-body pre {
  font-family: SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace;
  font-size: 12px;
}
.markdown-body pre {
  margin-top: 0;
  margin-bottom: 0;
}
.markdown-body input::-webkit-inner-spin-button,
.markdown-body input::-webkit-outer-spin-button {
  margin: 0;
  -webkit-appearance: none;
  appearance: none;
}
.markdown-body :checked+.radio-label {
  position: relative;
  z-index: 1;
  border-color: #0366d6;
}
.markdown-body .pl-c {
  color: #6a737d;
}
.markdown-body .pl-c1,
.markdown-body .pl-s .pl-v {
  color: #005cc5;
}
.markdown-body .pl-e,
.markdown-body .pl-en {
  color: #6f42c1;
}
.markdown-body .pl-s .pl-s1,
.markdown-body .pl-smi {
  color: #24292e;
}
.markdown-body .pl-ent {
  color: #22863a;
}
.markdown-body .pl-k {
  color: #d73a49;
}
.markdown-body .pl-pds,
.markdown-body .pl-s,
.markdown-body .pl-s .pl-pse .pl-s1,
.markdown-body .pl-sr,
.markdown-body .pl-sr .pl-cce,
.markdown-body .pl-sr .pl-sra,
.markdown-body .pl-sr .pl-sre {
  color: #032f62;
}
.markdown-body .pl-smw,
.markdown-body .pl-v {
  color: #e36209;
}
.markdown-body .pl-bu {
  color: #b31d28;
}
.markdown-body .pl-ii {
  color: #fafbfc;
  background-color: #b31d28;
}
.markdown-body .pl-c2 {
  color: #fafbfc;
  background-color: #d73a49;
}
.markdown-body .pl-c2:before {
  content: "^M";
}
.markdown-body .pl-sr .pl-cce {
  font-weight: 700;
  color: #22863a;
}
.markdown-body .pl-ml {
  color: #735c0f;
}
.markdown-body .pl-mh,
.markdown-body .pl-mh .pl-en,
.markdown-body .pl-ms {
  font-weight: 700;
  color: #005cc5;
}
.markdown-body .pl-mi {
  font-style: italic;
  color: #24292e;
}
.markdown-body .pl-mb {
  font-weight: 700;
  color: #24292e;
}
.markdown-body .pl-md {
  color: #b31d28;
  background-color: #ffeef0;
}
.markdown-body .pl-mi1 {
  color: #22863a;
  background-color: #f0fff4;
}
.markdown-body .pl-mc {
  color: #e36209;
  background-color: #ffebda;
}
.markdown-body .pl-mi2 {
  color: #f6f8fa;
  background-color: #005cc5;
}
.markdown-body .pl-mdr {
  font-weight: 700;
  color: #6f42c1;
}
.markdown-body .pl-ba {
  color: #586069;
}
.markdown-body .pl-sg {
  color: #959da5;
}
.markdown-body .pl-corl {
  text-decoration: underline;
  color: #032f62;
}
.markdown-body hr {
  border-bottom-color: #eee;
}
.markdown-body kbd {
  display: inline-block;
  padding: 3px 5px;
  font: 11px SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace;
  line-height: 10px;
  color: #444d56;
  vertical-align: middle;
  background-color: #fafbfc;
  border: 1px solid #d1d5da;
  border-radius: 3px;
  box-shadow: inset 0 -1px 0 #d1d5da;
}
.markdown-body:after,
.markdown-body:before {
  display: table;
  content: "";
}
.markdown-body:after {
  clear: both;
}
.markdown-body a:not([href]) {
  color: inherit;
  text-decoration: none;
}
.markdown-body blockquote,
.markdown-body details,
.markdown-body dl,
.markdown-body ol,
.markdown-body p,
.markdown-body pre,
.markdown-body table,
.markdown-body ul {
  margin-top: 0;
  margin-bottom: 16px;
}
.markdown-body hr {
  height: .25em;
  padding: 0;
  margin: 24px 0;
  background-color: #e1e4e8;
  border: 0;
}
.markdown-body blockquote {
  padding: 0 1em;
  color: #6a737d;
  border-left: .25em solid #dfe2e5;
}
.markdown-body blockquote>:first-child {
  margin-top: 0;
}
.markdown-body blockquote>:last-child {
  margin-bottom: 0;
}
.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4,
.markdown-body h5,
.markdown-body h6 {
  margin-top: 24px;
  margin-bottom: 16px;
  font-weight: 600;
  line-height: 1.25;
}
.markdown-body h1 {
  font-size: 2em;
}
.markdown-body h1,
.markdown-body h2 {
  padding-bottom: .3em;
  border-bottom: 1px solid #eaecef;
}
.markdown-body h2 {
  font-size: 1.5em;
}
.markdown-body h3 {
  font-size: 1.25em;
}
.markdown-body h4 {
  font-size: 1em;
}
.markdown-body h5 {
  font-size: .875em;
}
.markdown-body h6 {
  font-size: .85em;
  color: #6a737d;
}
.markdown-body ol,
.markdown-body ul {
  padding-left: 2em;
}
.markdown-body ol ol,
.markdown-body ol ul,
.markdown-body ul ol,
.markdown-body ul ul {
  margin-top: 0;
  margin-bottom: 0;
}
.markdown-body li {
  word-wrap: break-all;
}
.markdown-body li>p {
  margin-top: 16px;
}
.markdown-body li+li {
  margin-top: .25em;
}
.markdown-body dl {
  padding: 0;
}
.markdown-body dl dt {
  padding: 0;
  margin-top: 16px;
  font-size: 1em;
  font-style: italic;
  font-weight: 600;
}
.markdown-body dl dd {
  padding: 0 16px;
  margin-bottom: 16px;
}
.markdown-body table {
  display: block;
  width: 100%;
  overflow: auto;
}
.markdown-body table th {
  font-weight: 600;
}
.markdown-body table td,
.markdown-body table th {
  padding: 6px 13px;
  border: 1px solid #dfe2e5;
}
.markdown-body table tr {
  background-color: #fff;
  border-top: 1px solid #c6cbd1;
}
.markdown-body table tr:nth-child(2n) {
  background-color: #f6f8fa;
}
.markdown-body img {
  max-width: 100%;
  box-sizing: initial;
  background-color: #fff;
}
.markdown-body img[align=right] {
  padding-left: 20px;
}
.markdown-body img[align=left] {
  padding-right: 20px;
}
.markdown-body code {
  padding: .2em .4em;
  margin: 0;
  font-size: 85%;
  background-color: rgba(27,31,35,.05);
  border-radius: 3px;
}
.markdown-body pre {
  word-wrap: normal;
}
.markdown-body pre>code {
  padding: 0;
  margin: 0;
  font-size: 100%;
  word-break: normal;
  white-space: pre;
  background: transparent;
  border: 0;
}
.markdown-body .highlight {
  margin-bottom: 16px;
}
.markdown-body .highlight pre {
  margin-bottom: 0;
  word-break: normal;
}
.markdown-body .highlight pre,
.markdown-body pre {
  padding: 16px;
  overflow: auto;
  font-size: 85%;
  line-height: 1.45;
  background-color: #f6f8fa;
  border-radius: 3px;
}
.markdown-body pre code {
  display: inline;
  max-width: auto;
  padding: 0;
  margin: 0;
  overflow: visible;
  line-height: inherit;
  word-wrap: normal;
  background-color: initial;
  border: 0;
}
.markdown-body .commit-tease-sha {
  display: inline-block;
  font-family: SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace;
  font-size: 90%;
  color: #444d56;
}
.markdown-body .full-commit .btn-outline:not(:disabled):hover {
  color: #005cc5;
  border-color: #005cc5;
}
.markdown-body .blob-wrapper {
  overflow-x: auto;
  overflow-y: hidden;
}
.markdown-body .blob-wrapper-embedded {
  max-height: 240px;
  overflow-y: auto;
}
.markdown-body .blob-num {
  width: 1%;
  min-width: 50px;
  padding-right: 10px;
  padding-left: 10px;
  font-family: SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace;
  font-size: 12px;
  line-height: 20px;
  color: rgba(27,31,35,.3);
  text-align: right;
  white-space: nowrap;
  vertical-align: top;
  cursor: pointer;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}
.markdown-body .blob-num:hover {
  color: rgba(27,31,35,.6);
}
.markdown-body .blob-num:before {
  content: attr(data-line-number);
}
.markdown-body .blob-code {
  position: relative;
  padding-right: 10px;
  padding-left: 10px;
  line-height: 20px;
  vertical-align: top;
}
.markdown-body .blob-code-inner {
  overflow: visible;
  font-family: SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace;
  font-size: 12px;
  color: #24292e;
  word-wrap: normal;
  white-space: pre;
}
.markdown-body .pl-token.active,
.markdown-body .pl-token:hover {
  cursor: pointer;
  background: #ffea7f;
}
.markdown-body .tab-size[data-tab-size="1"] {
  -moz-tab-size: 1;
  tab-size: 1;
}
.markdown-body .tab-size[data-tab-size="2"] {
  -moz-tab-size: 2;
  tab-size: 2;
}
.markdown-body .tab-size[data-tab-size="3"] {
  -moz-tab-size: 3;
  tab-size: 3;
}
.markdown-body .tab-size[data-tab-size="4"] {
  -moz-tab-size: 4;
  tab-size: 4;
}
.markdown-body .tab-size[data-tab-size="5"] {
  -moz-tab-size: 5;
  tab-size: 5;
}
.markdown-body .tab-size[data-tab-size="6"] {
  -moz-tab-size: 6;
  tab-size: 6;
}
.markdown-body .tab-size[data-tab-size="7"] {
  -moz-tab-size: 7;
  tab-size: 7;
}
.markdown-body .tab-size[data-tab-size="8"] {
  -moz-tab-size: 8;
  tab-size: 8;
}
.markdown-body .tab-size[data-tab-size="9"] {
  -moz-tab-size: 9;
  tab-size: 9;
}
.markdown-body .tab-size[data-tab-size="10"] {
  -moz-tab-size: 10;
  tab-size: 10;
}
.markdown-body .tab-size[data-tab-size="11"] {
  -moz-tab-size: 11;
  tab-size: 11;
}
.markdown-body .tab-size[data-tab-size="12"] {
  -moz-tab-size: 12;
  tab-size: 12;
}


/* Restored from github-markdown-css: the first and last block in a body carry no outer margin. */
.markdown-body > :first-child {
  margin-top: 0 !important;
}

.markdown-body > :last-child {
  margin-bottom: 0 !important;
}

/* 65-markdown-overrides.css */
/* Theme overrides on top of github-markdown-css: colours from tokens, serif type,
   quieter headings, images without shadows, code blocks in the paper palette. */
.markdown-body {
  margin-bottom: 2rem;
  color: var(--prose);
  font-family: var(--font-ui);
  font-size: 1rem;
  line-height: 1.6;
}

.markdown-body > h1,
.markdown-body > h2 {
  border-bottom-color: var(--line);
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4,
.markdown-body h5,
.markdown-body h6 {
  margin-top: 2em;
  margin-bottom: 0.75em;
  color: var(--heading);
  font-weight: bold;
  transition: color 0.2s ease-in-out, border-bottom-color 0.2s ease-in-out;
}

/* Offset in-page anchors below the fixed navigation. */
.markdown-body > h1::before,
.markdown-body > h2::before,
.markdown-body > h3::before,
.markdown-body > h4::before,
.markdown-body > h5::before,
.markdown-body > h6::before {
  display: block;
  width: 1px;
  height: 5rem;
  margin-top: -5rem;
  content: "";
  visibility: hidden;
}

.markdown-body h1:focus,
.markdown-body h2:focus,
.markdown-body h3:focus,
.markdown-body h4:focus,
.markdown-body h5:focus,
.markdown-body h6:focus {
  outline: none;
}

.markdown-body a {
  color: var(--link);
}

.markdown-body strong {
  font-weight: bold;
}

.markdown-body code {
  background-color: var(--inline-code-bg);
  tab-size: 4;
  transition: background-color 0.2s ease-in-out;
}

.markdown-body table tr,
.markdown-body table tr:nth-child(2n) {
  background-color: transparent;
  transition: background-color 0.2s ease-in-out;
}

.markdown-body table th,
.markdown-body table td {
  border-color: var(--line);
  transition: border-color 0.2s ease-in-out;
}

.markdown-body pre {
  font-size: 85%;
}

.markdown-body .highlight pre,
.markdown-body pre {
  padding: 1.45rem 1rem;
}

.markdown-body .hljs,
.markdown-body .highlight pre,
.markdown-body pre,
.markdown-body .code-wrapper pre,
.markdown-body figure.highlight td.gutter {
  background-color: var(--code-bg);
  transition: color 0.2s ease-in-out, background-color 0.2s ease-in-out;
}

.markdown-body .code-wrapper {
  position: relative;
  margin-bottom: 1rem;
  border-radius: 4px;
}

.markdown-body figure.highlight {
  position: relative;
}

.markdown-body figure.highlight table {
  width: auto;
  margin: 0;
  border: 0;
  border-radius: 4px;
}

.markdown-body figure.highlight td,
.markdown-body figure.highlight tr {
  padding: 0;
  border: 0;
}

.markdown-body figure.highlight td.code {
  width: 100%;
}

.markdown-body figure.highlight td.gutter {
  position: sticky;
  left: 0;
  z-index: 1;
  display: table-cell;
}

.markdown-body figure.highlight td.gutter pre {
  padding: 0 0.75rem;
  border-right: 1px solid #999;
  border-radius: 0;
  text-align: right;
}

.markdown-body figure.highlight td.gutter span.line {
  color: #999;
}

.markdown-body figure.highlight td.code > pre {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
}

.markdown-body p > img,
.markdown-body p > a > img,
.markdown-body figure > img,
.markdown-body figure > a > img {
  display: block;
  max-width: 90%;
  margin: 1.5rem auto;
  background-color: transparent;
  border-radius: 4px;
  box-shadow: none;
}

.markdown-body figure.figure {
  margin: 0 0 1.15em;
}

.markdown-body figcaption.image-caption {
  margin: -0.75rem auto 2rem;
  color: var(--prose);
  font-size: 0.8rem;
  line-height: 1;
  text-align: center;
  opacity: 0.65;
}

.markdown-body figcaption:not(.image-caption) {
  display: none;
}

.markdown-body blockquote {
  color: var(--muted);
}

.markdown-body details {
  cursor: pointer;
}

.markdown-body details summary {
  outline: none;
}

.markdown-body hr {
  height: 0;
  margin: 2rem 0;
  background-color: initial;
  border-top: 1px solid var(--line);
}

.markdown-body img {
  max-width: 100%;
  object-fit: cover;
}

/* 70-panels.css */
/* Literary blocks: a quiet framed panel for quotations, formulas and signals, and an
   open verse block with rules above and below. */
.markdown-body .literary-block {
  box-sizing: border-box;
  color: var(--prose);
}

.markdown-body .literary-panel,
.markdown-body .literary-block--signal {
  box-sizing: border-box;
  max-width: 48rem;
  margin: 0 auto 2.5rem;
  padding: 1.75rem 1.65rem 1.6rem;
  color: var(--prose);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 0;
}

.markdown-body .literary-block__section {
  text-align: center;
}

.markdown-body .literary-block__section p {
  margin: 0;
  font-family: var(--font-math);
  font-size: 1.06rem;
  line-height: 1.75;
}

.markdown-body .literary-block__section--opening p + p {
  margin-top: 0.12rem;
}

.markdown-body .literary-block__divider {
  width: 3.5rem;
  margin: 1.35rem auto 1.25rem;
  border-top: 1px solid var(--line);
}

.markdown-body .literary-block__section .literary-block__emphasis {
  font-size: 1.11rem;
  font-weight: 600;
  letter-spacing: 0.075em;
}

.markdown-body .literary-block__section .literary-block__note {
  margin-top: 0.65rem;
  color: var(--muted);
  font-family: "Songti SC", "Noto Serif CJK SC", "Source Han Serif SC", STSong, Georgia, serif;
  font-size: 0.88rem;
  line-height: 1.65;
}

.markdown-body .literary-block__title {
  font-family: var(--font-math);
  font-style: italic;
}

.markdown-body .literary-block--verse {
  max-width: 34rem;
  margin: 2.75rem auto 1rem;
  padding: 2rem 1rem;
  text-align: center;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.markdown-body .literary-block--verse p {
  margin: 0;
  font-family: var(--font-math);
  font-size: 1.08rem;
  line-height: 2.05;
}

.markdown-body .literary-block--verse p:nth-child(5) {
  margin-top: 0.85rem;
}

@media (max-width: 767px) {
  .markdown-body .literary-panel,
  .markdown-body .literary-block--signal {
    padding: 1.45rem 1.1rem 1.35rem;
  }

  .markdown-body .literary-block__section p {
    font-size: 0.98rem;
  }

  .markdown-body .literary-block__section .literary-block__emphasis {
    font-size: 0.95rem;
    letter-spacing: 0.02em;
  }

  .markdown-body .literary-block--verse {
    padding-right: 0.25rem;
    padding-left: 0.25rem;
  }
}

/* 80-highlight.css */
/*
 * Code block colours: highlight.js 11.12.0 "github" (light) and "dark" themes.
 * BSD-3-Clause License, Copyright (c) 2006 Ivan Sagalaev and contributors. Selectors are scoped by colour scheme.
 */
.markdown-body pre code.hljs { display: block; overflow-x: auto; padding: 0; }
.hljs { color: #24292e; background: #ffffff; }
.hljs-doctag, .hljs-keyword, .hljs-meta .hljs-keyword, .hljs-template-tag, .hljs-template-variable, .hljs-type, .hljs-variable.language_ { color: #d73a49; }
.hljs-title, .hljs-title.class_, .hljs-title.class_.inherited__, .hljs-title.function_ { color: #6f42c1; }
.hljs-attr, .hljs-attribute, .hljs-literal, .hljs-meta, .hljs-number, .hljs-operator, .hljs-variable, .hljs-selector-attr, .hljs-selector-class, .hljs-selector-id { color: #005cc5; }
.hljs-regexp, .hljs-string, .hljs-meta .hljs-string { color: #032f62; }
.hljs-built_in, .hljs-symbol { color: #e36209; }
.hljs-comment, .hljs-code, .hljs-formula { color: #6a737d; }
.hljs-name, .hljs-quote, .hljs-selector-tag, .hljs-selector-pseudo { color: #22863a; }
.hljs-subst { color: #24292e; }
.hljs-section { color: #005cc5; font-weight: bold; }
.hljs-bullet { color: #735c0f; }
.hljs-emphasis { color: #24292e; font-style: italic; }
.hljs-strong { color: #24292e; font-weight: bold; }
.hljs-addition { color: #22863a; background-color: #f0fff4; }
.hljs-deletion { color: #b31d28; background-color: #ffeef0; }
@media (prefers-color-scheme: dark) {
:root:not([data-scheme="light"]) .hljs { color: #ddd; background: #303030; }
:root:not([data-scheme="light"]) .hljs-keyword, :root:not([data-scheme="light"]) .hljs-selector-tag, :root:not([data-scheme="light"]) .hljs-literal, :root:not([data-scheme="light"]) .hljs-section, :root:not([data-scheme="light"]) .hljs-link { color: white; }
:root:not([data-scheme="light"]) .hljs-string, :root:not([data-scheme="light"]) .hljs-title, :root:not([data-scheme="light"]) .hljs-name, :root:not([data-scheme="light"]) .hljs-type, :root:not([data-scheme="light"]) .hljs-attribute, :root:not([data-scheme="light"]) .hljs-symbol, :root:not([data-scheme="light"]) .hljs-bullet, :root:not([data-scheme="light"]) .hljs-built_in, :root:not([data-scheme="light"]) .hljs-addition, :root:not([data-scheme="light"]) .hljs-variable, :root:not([data-scheme="light"]) .hljs-template-tag, :root:not([data-scheme="light"]) .hljs-template-variable { color: #d88; }
:root:not([data-scheme="light"]) .hljs-comment, :root:not([data-scheme="light"]) .hljs-quote, :root:not([data-scheme="light"]) .hljs-deletion, :root:not([data-scheme="light"]) .hljs-meta { color: #979797; }
:root:not([data-scheme="light"]) .hljs-keyword, :root:not([data-scheme="light"]) .hljs-selector-tag, :root:not([data-scheme="light"]) .hljs-literal, :root:not([data-scheme="light"]) .hljs-title, :root:not([data-scheme="light"]) .hljs-section, :root:not([data-scheme="light"]) .hljs-doctag, :root:not([data-scheme="light"]) .hljs-type, :root:not([data-scheme="light"]) .hljs-name, :root:not([data-scheme="light"]) .hljs-strong { font-weight: bold; }
:root:not([data-scheme="light"]) .hljs-emphasis { font-style: italic; }
}
:root[data-scheme="dark"] .hljs { color: #ddd; background: #303030; }
:root[data-scheme="dark"] .hljs-keyword, :root[data-scheme="dark"] .hljs-selector-tag, :root[data-scheme="dark"] .hljs-literal, :root[data-scheme="dark"] .hljs-section, :root[data-scheme="dark"] .hljs-link { color: white; }
:root[data-scheme="dark"] .hljs-string, :root[data-scheme="dark"] .hljs-title, :root[data-scheme="dark"] .hljs-name, :root[data-scheme="dark"] .hljs-type, :root[data-scheme="dark"] .hljs-attribute, :root[data-scheme="dark"] .hljs-symbol, :root[data-scheme="dark"] .hljs-bullet, :root[data-scheme="dark"] .hljs-built_in, :root[data-scheme="dark"] .hljs-addition, :root[data-scheme="dark"] .hljs-variable, :root[data-scheme="dark"] .hljs-template-tag, :root[data-scheme="dark"] .hljs-template-variable { color: #d88; }
:root[data-scheme="dark"] .hljs-comment, :root[data-scheme="dark"] .hljs-quote, :root[data-scheme="dark"] .hljs-deletion, :root[data-scheme="dark"] .hljs-meta { color: #979797; }
:root[data-scheme="dark"] .hljs-keyword, :root[data-scheme="dark"] .hljs-selector-tag, :root[data-scheme="dark"] .hljs-literal, :root[data-scheme="dark"] .hljs-title, :root[data-scheme="dark"] .hljs-section, :root[data-scheme="dark"] .hljs-doctag, :root[data-scheme="dark"] .hljs-type, :root[data-scheme="dark"] .hljs-name, :root[data-scheme="dark"] .hljs-strong { font-weight: bold; }
:root[data-scheme="dark"] .hljs-emphasis { font-style: italic; }

/* 85-search.css */
/* Site search panel (optional module; needs hexo-generator-search). */
.site-search-overlay {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1220;
  display: grid;
  padding: clamp(4.5rem, 10vh, 7rem) 1rem 2rem;
  overflow-y: auto;
  place-items: start center;
  background: rgba(8, 13, 17, 0.72);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.site-search-dialog {
  position: relative;
  width: min(100%, 42rem);
  max-height: min(76vh, 42rem);
  overflow: hidden;
  color: #3e3a34;
  background: #f1ece2;
  border: 1px solid rgba(62, 58, 52, 0.16);
  box-shadow: 0 1.6rem 5rem rgba(0, 0, 0, 0.32);
}

.site-search-dialog__close {
  position: relative;
  width: 2.25rem;
  height: 2.25rem;
  padding: 0;
  color: #777168;
  background: transparent;
  border: 0;
  font-size: 0;
  cursor: pointer;
}

.site-search-dialog__close::before,
.site-search-dialog__close::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 1rem;
  height: 1px;
  background: currentColor;
  border-radius: 1px;
  content: "";
  transform: translate(-50%, -50%) rotate(45deg);
}

.site-search-dialog__close::after {
  transform: translate(-50%, -50%) rotate(-45deg);
}

.site-search-dialog__field {
  display: grid;
  grid-template-columns: 2.25rem minmax(0, 1fr) 2.25rem;
  gap: 0.5rem;
  align-items: center;
  min-width: 0;
  min-height: 4.5rem;
  padding: 0 1rem;
  color: #777168;
}

.site-search-dialog__icon {
  width: 1.15rem;
  height: 1.15rem;
  justify-self: center;
}

.site-search-dialog__field input {
  flex: 1;
  min-width: 0;
  padding: 0;
  color: #2d2b27;
  background: transparent;
  border: 0;
  outline: 0;
  font-family: "Songti SC", "Noto Serif CJK SC", STSong, Georgia, serif;
  font-size: 1.08rem;
  line-height: 1.25;
}

.site-search-dialog__field input::placeholder {
  color: #9a948b;
}

.site-search-dialog__field input::-webkit-search-cancel-button {
  display: none;
  -webkit-appearance: none;
  appearance: none;
}

.site-search-results {
  max-height: calc(min(76vh, 42rem) - 4.5rem);
  overflow-y: auto;
}

.site-search-results:empty {
  display: none;
}

.site-search-status {
  margin: 0;
  padding: 1rem 1.6rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.site-search-status button {
  margin-left: 1rem;
  padding: 0.25rem 0.5rem;
  color: var(--link);
  background: transparent;
  border: 1px solid var(--line);
  font: inherit;
  cursor: pointer;
}

.site-search-result {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.35rem 1rem;
  padding: 1rem 1.6rem;
  color: #3e3a34;
  border-bottom: 1px solid rgba(62, 58, 52, 0.12);
  transition: color 150ms ease, background-color 150ms ease;
}

.site-search-result:first-child {
  margin-top: 0.35rem;
}

.site-search-result:last-child {
  border-bottom: 0;
}

.site-search-result:hover,
.site-search-result:focus-visible {
  color: #435d70;
  background: rgba(99, 117, 131, 0.08);
}

.site-search-result__title {
  overflow: hidden;
  font-family: "Songti SC", "Noto Serif CJK SC", STSong, Georgia, serif;
  font-size: 1rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.site-search-result__excerpt {
  grid-column: 1 / -1;
  color: #777168;
  font-size: 0.82rem;
  line-height: 1.55;
}

.site-search-result__privacy {
  display: inline-flex;
  align-items: center;
  align-self: center;
  color: #777168;
}

.site-search-result__privacy .private-lock-icon {
  width: 0.72rem;
  height: 0.72rem;
}

/* Dark scheme: system preference unless the reader chose light, or an explicit choice of dark. */
@media (prefers-color-scheme: dark) {
  :root:not([data-scheme="light"]) .site-search-dialog {
    color: #dedad2;
    background: #302f2d;
    border-color: rgba(222, 218, 210, 0.16);
  }

  :root:not([data-scheme="light"]) .site-search-dialog__close,
  :root:not([data-scheme="light"]) .site-search-dialog__field,
  :root:not([data-scheme="light"]) .site-search-result__excerpt,
  :root:not([data-scheme="light"]) .site-search-result__privacy {
    color: #aaa59d;
  }

  :root:not([data-scheme="light"]) .site-search-dialog__field input,
  :root:not([data-scheme="light"]) .site-search-result {
    color: #dedad2;
  }

  :root:not([data-scheme="light"]) .site-search-result {
    border-color: rgba(222, 218, 210, 0.13);
  }

  :root:not([data-scheme="light"]) .site-search-result:hover,
  :root:not([data-scheme="light"]) .site-search-result:focus-visible {
    color: #d0d5d8;
    background: rgba(184, 192, 197, 0.08);
  }
}

:root[data-scheme="dark"] .site-search-dialog {
  color: #dedad2;
  background: #302f2d;
  border-color: rgba(222, 218, 210, 0.16);
}

:root[data-scheme="dark"] .site-search-dialog__close,
:root[data-scheme="dark"] .site-search-dialog__field,
:root[data-scheme="dark"] .site-search-result__excerpt,
:root[data-scheme="dark"] .site-search-result__privacy {
  color: #aaa59d;
}

:root[data-scheme="dark"] .site-search-dialog__field input,
:root[data-scheme="dark"] .site-search-result {
  color: #dedad2;
}

:root[data-scheme="dark"] .site-search-result {
  border-color: rgba(222, 218, 210, 0.13);
}

:root[data-scheme="dark"] .site-search-result:hover,
:root[data-scheme="dark"] .site-search-result:focus-visible {
  color: #d0d5d8;
  background: rgba(184, 192, 197, 0.08);
}

@media (max-width: 575px) {
  .site-search-overlay {
    padding: 4.25rem 0.75rem 1rem;
    place-items: start stretch;
  }

  .site-search-dialog {
    width: 100%;
    max-height: calc(100svh - 5.25rem);
  }

  .site-search-dialog__field {
    gap: 0.35rem;
    min-height: 4.25rem;
    padding: 0 0.75rem;
  }

  .site-search-result {
    padding-right: 1.2rem;
    padding-left: 1.2rem;
  }

  .site-search-results {
    max-height: calc(100svh - 10rem);
  }
}

/* 90-print.css */
@media print {
  .site-header,
  .site-footer,
  .post-toc,
  .post-nav,
  .home-cover,
  .lightbox,
  .site-search-overlay {
    display: none !important;
  }

  body {
    color: #000;
    background: #fff;
  }

  .markdown-body a:not([href^='#']):not([href^='javascript:']):not(.print-no-link)::after {
    color: #000;
    font-size: 0.8rem;
    content: ' (' attr(href) ')';
    opacity: 0.8;
  }

  .markdown-body > h1,
  .markdown-body > h2 {
    border-bottom-color: transparent !important;
  }

  .markdown-body h1,
  .markdown-body h2,
  .markdown-body h3,
  .markdown-body h4,
  .markdown-body h5,
  .markdown-body h6 {
    margin-top: 1.25em !important;
    margin-bottom: 0.25em !important;
  }

  .markdown-body .heading-anchor {
    display: none;
  }

  .markdown-body figure.highlight table,
  .markdown-body figure.highlight tbody,
  .markdown-body figure.highlight tr,
  .markdown-body figure.highlight td.code,
  .markdown-body figure.highlight td.code pre {
    display: block !important;
    width: 100% !important;
  }

  .markdown-body figure.highlight pre > code {
    white-space: pre-wrap;
  }

  .markdown-body figure.highlight .gutter {
    display: none !important;
  }
}
