@charset "utf-8";
/* Document
 * ========================================================================== */
/**
 * 1. Add border box sizing in all browsers (opinionated).
 * 2. Backgrounds do not repeat by default (opinionated).
 */
*,
::before,
::after {
  box-sizing: border-box; /* 1 */
}
/**
 * 1. Add text decoration inheritance in all browsers (opinionated).
 * 2. Add vertical alignment inheritance in all browsers (opinionated).
 */
::before,
::after {
  text-decoration: inherit; /* 1 */
  vertical-align: inherit; /* 2 */
}
/**
 * 1. Use the default cursor in all browsers (opinionated).
 * 2. Change the line height in all browsers (opinionated).
 * 3. Breaks words to prevent overflow in all browsers (opinionated).
 * 4. Use a 4-space tab width in all browsers (opinionated).
 * 5. Remove the grey highlight on links in iOS (opinionated).
 * 6. Prevent adjustments of font size after orientation changes in iOS.
 */
:where(:root) {
  cursor: default; /* 1 */
  line-height: 1.5; /* 2 */
  overflow-wrap: break-word; /* 3 */
  -moz-tab-size: 4; /* 4 */
  -o-tab-size: 4;
     tab-size: 4; /* 4 */
  -webkit-tap-highlight-color: transparent; /* 5 */
  -webkit-text-size-adjust: 100%; /* 6 */
}
/* Sections
 * ========================================================================== */
/**
 * Remove the margin in all browsers (opinionated).
 */
:where(body) {
  margin: 0;
}
/**
 * Correct the font size and margin on `h1` elements within `section` and
 * `article` contexts in Chrome, Edge, Firefox, and Safari.
 */
:where(h1) {
  font-size: 2em;
  margin: 0.67em 0;
}
/* Grouping content
 * ========================================================================== */
/**
 * Remove the margin on nested lists in Chrome, Edge, and Safari.
 */
:where(dl, ol, ul) :where(dl, ol, ul) {
  margin: 0;
}
/**
 * 1. Correct the inheritance of border color in Firefox.
 * 2. Add the correct box sizing in Firefox.
 */
:where(hr) {
  color: inherit; /* 1 */
  height: 0; /* 2 */
}
/**
 * Remove the list style on navigation lists in all browsers (opinionated).
 */
:where(nav) :where(ol, ul) {
  list-style-type: none;
  padding: 0;
}
/**
 * Prevent VoiceOver from ignoring list semantics in Safari (opinionated).
 */
:where(nav li)::before {
  content: "\200B";
  float: left;
}
/**
 * 1. Correct the inheritance and scaling of font size in all browsers.
 * 2. Correct the odd `em` font sizing in all browsers.
 * 3. Prevent overflow of the container in all browsers (opinionated).
 */
:where(pre) {
  font-family: monospace, monospace; /* 1 */
  font-size: 1em; /* 2 */
  overflow: auto; /* 3 */
}
/* Text-level semantics
 * ========================================================================== */
/**
 * Add the correct text decoration in Safari.
 */
:where(abbr[title]) {
  text-decoration: underline;
  -webkit-text-decoration: underline dotted;
          text-decoration: underline dotted;
}
/**
 * Add the correct font weight in Chrome, Edge, and Safari.
 */
:where(b, strong) {
  font-weight: bolder;
}
/**
 * 1. Correct the inheritance and scaling of font size in all browsers.
 * 2. Correct the odd `em` font sizing in all browsers.
 */
:where(code, kbd, samp) {
  font-family: monospace, monospace; /* 1 */
  font-size: 1em; /* 2 */
}
/**
 * Add the correct font size in all browsers.
 */
:where(small) {
  font-size: 80%;
}
/* Embedded content
 * ========================================================================== */
/*
 * Change the alignment on media elements in all browsers (opinionated).
 */
:where(audio, canvas, iframe, img, svg, video) {
  vertical-align: middle;
}
/**
 * Remove the border on iframes in all browsers (opinionated).
 */
:where(iframe) {
  border-style: none;
}
/**
 * Change the fill color to match the text color in all browsers (opinionated).
 */
:where(svg:not([fill])) {
  fill: currentColor;
}
/* Tabular data
 * ========================================================================== */
/**
 * 1. Collapse border spacing in all browsers (opinionated).
 * 2. Correct table border color inheritance in all Chrome, Edge, and Safari.
 * 3. Remove text indentation from table contents in Chrome, Edge, and Safari.
 */
:where(table) {
  border-collapse: collapse; /* 1 */
  border-color: inherit; /* 2 */
  text-indent: 0; /* 3 */
}
/* Forms
 * ========================================================================== */
/**
 * Remove the margin on controls in Safari.
 */
:where(button, input, select) {
  margin: 0;
}
/**
 * Correct the inability to style buttons in iOS and Safari.
 */
:where(button, [type="button" i], [type="reset" i], [type="submit" i]) {
  -webkit-appearance: button;
}
/**
 * Change the inconsistent appearance in all browsers (opinionated).
 */
:where(fieldset) {
  border: 1px solid #a0a0a0;
}
/**
 * Add the correct vertical alignment in Chrome, Edge, and Firefox.
 */
:where(progress) {
  vertical-align: baseline;
}
/**
 * 1. Remove the margin in Firefox and Safari.
 * 3. Change the resize direction in all browsers (opinionated).
 */
:where(textarea) {
  margin: 0; /* 1 */
  resize: vertical; /* 3 */
}
/**
 * 1. Correct the odd appearance in Chrome, Edge, and Safari.
 * 2. Correct the outline style in Safari.
 */
:where([type="search" i]) {
  -webkit-appearance: textfield; /* 1 */
  outline-offset: -2px; /* 2 */
}
/**
 * Correct the cursor style of increment and decrement buttons in Safari.
 */
::-webkit-inner-spin-button,
::-webkit-outer-spin-button {
  height: auto;
}
/**
 * Correct the text style of placeholders in Chrome, Edge, and Safari.
 */
::-webkit-input-placeholder {
  color: inherit;
  opacity: 0.54;
}
/**
 * Remove the inner padding in Chrome, Edge, and Safari on macOS.
 */
::-webkit-search-decoration {
  -webkit-appearance: none;
}
/**
 * 1. Correct the inability to style upload buttons in iOS and Safari.
 * 2. Change font properties to `inherit` in Safari.
 */
::-webkit-file-upload-button {
  -webkit-appearance: button; /* 1 */
  font: inherit; /* 2 */
}
/* Interactive
 * ========================================================================== */
/*
 * Add the correct styles in Safari.
 */
:where(dialog) {
  background-color: white;
  border: solid;
  color: black;
  height: -moz-fit-content;
  height: fit-content;
  left: 0;
  margin: auto;
  padding: 1em;
  position: absolute;
  right: 0;
  width: -moz-fit-content;
  width: fit-content;
}
:where(dialog:not([open])) {
  display: none;
}
/*
 * Add the correct display in Safari.
 */
:where(details > summary:first-of-type) {
  display: list-item;
}
/* Accessibility
 * ========================================================================== */
/**
 * Change the cursor on busy elements in all browsers (opinionated).
 */
:where([aria-busy="true" i]) {
  cursor: progress;
}
/*
 * Change the cursor on control elements in all browsers (opinionated).
 */
:where([aria-controls]) {
  cursor: pointer;
}
/*
 * Change the cursor on disabled, not-editable, or otherwise
 * inoperable elements in all browsers (opinionated).
 */
:where([aria-disabled="true" i], [disabled]) {
  cursor: not-allowed;
}
/*
 * Change the display on visually hidden accessible elements
 * in all browsers (opinionated).
 */
:where([aria-hidden="false" i][hidden]) {
  display: initial;
}
:where([aria-hidden="false" i][hidden]:not(:focus)) {
  clip: rect(0, 0, 0, 0);
  position: absolute;
}
/**
 * 1. Change the inconsistent appearance in all browsers (opinionated).
 * 2. Add typography inheritance in all browsers (opinionated).
 */
:where(button, input, select, textarea) {
  background-color: transparent; /* 1 */
  border: 1px solid WindowFrame; /* 1 */
  color: inherit; /* 1 */
  font: inherit; /* 2 */
  letter-spacing: inherit; /* 2 */
  padding: 0.25em 0.375em; /* 1 */
}
/**
 * Change the inconsistent appearance in all browsers (opinionated).
 */
:where(select) {
  -webkit-appearance: none;
     -moz-appearance: none;
          appearance: none;
  background: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='4'%3E%3Cpath d='M4 0h6L7 4'/%3E%3C/svg%3E") no-repeat right center / 1em;
  border-radius: 0;
  padding-right: 1em;
}
/**
 * Remove the border and padding in all browsers (opinionated).
 */
:where([type="color" i], [type="range" i]) {
  border-width: 0;
  padding: 0;
}

:root {
  --main-bg-color: black;
  --main-font-color: #e6e6e6;
  --alt-bg-color: #333;
  --link-underline: #3f72af;
  --code-add-bg-color: #144212;
  --code-del-bg-color: #600;
}

html {
  cursor: unset;
  height: 100%;
  line-height: 1.15;
}

body {
  color: var(--main-font-color);
  background: var(--main-bg-color);
  font-family: sans-serif;
  font-size: 1.2em;
  /* https://stackoverflow.com/a/6654996 */
  min-height: 100%;
  line-height: 1.5;
}

/*
 * Restrict sizing to the page width in all browsers (opinionated).
 * sanitize/page
 */
iframe,
img,
input,
select,
textarea {
  height: auto;
  max-width: 100%;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: serif;
  font-weight: bold;
  line-height: 1.35;
  margin-top: 1em;
  margin-bottom: 0.5em;
}

h1 {
  font-size: 1.5em;
  margin: 0.5em 0;
}

/* Disable line break for site title */
a.site-title {
  font-family: serif;
  font-size: 1.5em;
  font-weight: bold;
  line-height: 1.35;
  margin: 0.5em 0;
  white-space: nowrap;
}

h2 {
  font-size: 1.3em;
}

h3 {
  font-size: 1.2em;
}

h4 {
  font-size: 1.1em;
}

a {
  background: none;
  color: var(--link-underline);
  cursor: pointer;
  text-decoration: none;
}

a:hover,
a:focus {
  text-decoration: underline;
}

a:visited {
  color: purple;
}

a:active {
  color: #faa700;
}

button,
input,
select,
textarea {
  font-size: 100%;
  line-height: 1.15;
}

hr {
  background-image: -webkit-linear-gradient(0deg,transparent,var(--main-font-color),transparent);
  border: none;
  box-sizing: content-box;
  height: 1px;
  margin-bottom: 1em;
  margin-left: 25%;
  overflow: visible;
  width: 50%;
}

.archive-container hr,
.article hr {
  width: 100%;
  margin-left: 0;
}

.article .article-footer,
.article .article-footer hr {
  margin-top: 1em;
}

.header-hr {
  background-image: -webkit-linear-gradient(90deg,var(--main-font-color),var(--main-font-color),transparent);
}

figcaption,
small,
pre div.caption {
  font-size: 0.9em;
  color: #888;
}

/* code caption */
figcaption,
pre div.caption {
  margin-bottom: 0.5em;
}

pre figcaption a,
pre div.caption a {
  float: right;
}

dl,
form,
hr,
ol,
p,
pre,
table,
ul,
blockquote {
  margin-bottom: 1em;
}

ul.index-list {
  font-size: 1.1em;
}

ol {
  list-style: decimal;
}

ol.toc {
  list-style: disc;
}

ol.toc-child {
  list-style: circle;
  margin-bottom: unset;
}

li ol,
li ul,
ol,
ul {
  margin-bottom: 0.8em;
}

li ul,
ul {
  list-style: disc;
}

table caption,
table td,
table th,
td,
th {
  border: 1px solid #ddd;
  padding: 0.5em 1em;
}

table th,
th,
table tr:nth-child(even),
tr:nth-child(even) {
  background: var(--alt-bg-color);
}

em,
caption,
legend {
  font-weight: inherit;
}

code,
kbd,
pre,
samp {
  font-size: 0.9em;
}

kbd {
  border: 1px solid var(--alt-bg-color);
  border-radius: 3px;
  /* https://github.com/alvaromontoro/almond.css */
  padding: 0.125rem 0.25rem;
}

/* set bg colour of single backtick wrap */
p code {
  background: var(--alt-bg-color);
}

/* set codeblock width to minimum */
pre {
  border-left: 0.1em solid var(--link-underline);
  padding-left: 1em;
  max-width: -moz-max-content;
  max-width: max-content;
}

mark {
  background: var(--alt-bg-color);
  color: unset;
}

/* Hide post's excerpt in article */
.p-summary {
  display: none;
}

.main-nav-link {
  margin-right: 0.5em;
  padding-bottom: 0.5em;
  display: inline-block;
  border: 0;
}

b,
strong {
  font-weight: 700;
}

blockquote {
  background: var(--alt-bg-color);
  border-left: 0.1em solid #666;
  padding-left: 1em;
  margin: 1em 3em 1em 0em;
  max-width: -moz-max-content;
  max-width: max-content;
}

.page-nav {
  margin-top: 2em;
  text-align: center;
}

.footer {
  box-sizing: border-box;
}

.container {
  width: 100%;
}

.copyright,
.footer-content,
.footer-links {
  text-align: center;
  font-size: 0.95em;
  max-width: 80ch;
  padding: 0 2ch;
  margin: auto;
}

.copyright li,
.footer-content li,
.footer-links li {
  display: inline-block;
}

.footer-content {
  margin: 0 auto;
  text-align: left;
}

.footer-links {
  font-size: 0.9em;
  padding: 0;
}

.footer-links a {
  text-decoration: none;
}

.footer-links li {
  margin-right: 1em;
}

/* Wrap count in brackets */
span.index-list-count:before {
  content: ' (';
}

span.index-list-count:after {
  content: ')';
}

/* align badge in /about/ */
.about-body .article .article-entry img.svg {
  /* display same line */
  display: inline;
  /* align to the left */
  margin: auto 0 .5em;
}

/* https://jrl.ninja/etc/1/ */
.archive-container {
  position: relative;
  max-width: 80ch;
  padding: 2ch;
  margin: auto;
}

.archive-container article {
  margin-bottom: 1em;
  line-height: 1em;
}

.archive-container a,
.archive-container a:hover {
  border: 0;
}

.archive-container .header,
.article .header {
  font-size: 1.1em;
}

.archive-container .archive-article-header > a,
.archive-container .archive-article-header > h1 {
  vertical-align: middle;
}

.archive-container .archive-article-header h1 {
  font-size: 1.2em;
  margin: 0;
}

.archive-container .archive-article-date {
  font-size: 0.8em;
}

.archive-container .extend,
.archive-container .page-number {
  margin-right: 1em;
}

.article {
  max-width: 80ch;
  padding: 2ch;
  margin: auto;
  position: relative;
}

.article .article-entry {
  word-break: break-word;
}

.article .article-entry img {
  display: block;
  margin: auto;
  margin-bottom: 0.5em;
  max-height: 30em;
}

.article .article-entry blockquote footer {
  text-align: center;
  font-size: 80%;
}

.article .article-entry blockquote footer cite {
  font-style: italic;
}

.article .article-entry blockquote footer cite:before {
  content: "—";
  padding: 0 0.5em;
}

.article .article-entry blockquote footer strong {
  font-weight: 400;
}

.article .article-entry table caption,
.article .article-entry table td,
.article .article-entry table th,
.article .article-entry td,
.article .article-entry th {
  word-break: normal;
}

.article .article-entry .pullquote {
  width: 45%;
  border: 0;
}

.article .article-entry .pullquote.left {
  float: left;
  text-align: left;
}

.article .article-entry .pullquote.right {
  float: right;
  text-align: right;
}

.article .article-entry .video-container {
  position: relative;
  padding-top: 56.25%;
  margin-bottom: 1em;
  height: 0;
  overflow: hidden;
}

.article .article-entry .video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  margin-top: 0;
}

.article .article-nav {
  max-width: 100%;
}

.article .article-nav-link-wrap {
  display: inline-block;
  padding: 0 1em;
  width: 49%;
  box-sizing: border-box;
  vertical-align: top;
  border: 0;
}

.article .article-nav-link-wrap:hover {
  border-bottom: 0;
}

.article .article-nav-link-wrap.newer {
  text-align: right;
}

.article .article-nav-link-wrap.older {
  text-align: left;
}

.article .article-meta {
  font-size: 0.9em;
  list-style: none;
  margin: 0;
  padding: 0;
}

.article .article-meta .label {
  margin-right: 0.5em;
}

.article .article-meta .article-category,
.article .article-meta .article-tag-list {
  display: inline-block;
  margin: 0;
  padding: 0;
}

.article .article-meta .article-tag-list-item {
  display: inline-block;
  margin-right: 1em;
}

.article .article-meta .article-tag-list-item:before {
  content: "#";
}

.article .article-gallery img {
  width: 100%;
}

table caption,
table td,
td {
  border: 1px solid #ddd;
}

/*
 * Visual Studio 2015 dark style
 * Author: Nicolas LLOBERA <nllobera@gmail.com>
 * https://github.com/highlightjs/highlight.js/blob/master/src/styles/vs2015.css
 */

 .hljs {
  display: block;
  overflow-x: auto;
  /* padding: 0.5em;
  background: #1E1E1E;
  color: #DCDCDC; */
}

.hljs-keyword,
.hljs-literal,
.hljs-symbol,
.hljs-name {
  color: #569CD6;
}
.hljs-link {
  color: #569CD6;
  text-decoration: underline;
}

.hljs-built_in,
.hljs-type {
  color: #4EC9B0;
}

.hljs-number,
.hljs-class {
  color: #689E44;
}

.hljs-string,
.hljs-meta-string {
  color: #D69D85;
}

.hljs-regexp,
.hljs-template-tag {
  color: #9A5334;
}

.hljs-subst,
.hljs-function,
.hljs-title,
.hljs-params,
.hljs-formula {
  color: #808080;
}

.hljs-comment,
.hljs-quote {
  color: #57A64A;
  font-style: italic;
}

.hljs-doctag {
  color: #608B4E;
}

.hljs-meta,
.hljs-meta-keyword,
.hljs-tag {
  color: #9B9B9B;
}

.hljs-variable,
.hljs-template-variable {
  color: #BD63C5;
}

.hljs-attr,
.hljs-attribute,
.hljs-builtin-name {
  color: #9CDCFE;
}

.hljs-section {
  color: gold;
}

.hljs-emphasis {
  font-style: italic;
}

.hljs-strong {
  font-weight: bold;
}

/*.hljs-code {
  font-family:'Monospace';
}*/

.hljs-bullet,
.hljs-selector-tag,
.hljs-selector-id,
.hljs-selector-class,
.hljs-selector-attr,
.hljs-selector-pseudo {
  color: #D7BA7D;
}

.hljs-addition {
  background-color: var(--code-add-bg-color);
  display: inline-block;
}

.hljs-deletion {
  background-color: var(--code-del-bg-color);
  display: inline-block;
}

/* hide mobile nav menu and its checkbox */
/* when it's not mobile */
.mobile-nav,
#mobile-menu-toggle,
#mobile-nav-link {
  display: none;
}

/* set line-height in /archives page */
.mobile-nav-menu {
  line-height: 1.8;
}

/* overlap other elements */
#mobile-nav-link {
  background: var(--main-bg-color);
  color: var(--main-font-color);
  border: 2px solid #999;
  border-radius: 5px;
  right: 0;
  margin-left: 5px;
  padding: 0.5em;
  position: absolute;
}

.mobile-nav-link-a {
  text-align: center;
}

#menu-button {
  font-size: 2em;
}

/* search bar */
.search-container {
  border-radius: 5px;
  width: 10em;
  background: var(--alt-bg-color);
  outline: 0;
  float: right;
  height: 1.8em;
  position: relative;
  margin: auto;
}

/* inline-block to position them in same line */
.search-box,
.search-button{
  display:inline-block;
}

/* hide the border and fill the height to parent's */
.search-box {
  border: 0;
  border-radius: 5px;
  height:1.8em;
  width: 85%;
  padding-left: 0.2em;
  box-sizing: border-box;
}

/*
 * Override sanitize/forms
 * to prevent conflict with
 * .search-box padding-left
 */
input {
  padding: 0;
}

/* highlight the text box when focused */
.search-box:focus {
  border: 1px solid var(--link-underline);
}

/* align the button to center */
.search-button {
  width: 10%;
  position: absolute;
  top: 45%;
  transform: translate(30%, -50%);
}

/* fill the svg with parent's font color */
svg {
  fill: currentColor;
}

/* don't underline specific <a> tag */
.no-underline {
  border-bottom: none;
}

/* fill the search, permalink and share icons with link's color */
svg#search,
svg#link,
svg#share {
  fill: var(--link-underline);
}

/* use font color when hover */
svg#search:hover,
svg#link:hover,
svg#share:hover {
  fill: currentColor;
}

/* hide share button by default
unhide (via JS) if Web Share API is supported */
.article-title a#btnshare {
  display: none;
  height: 1em;
  width: 1em;
}

.article-title a#btnshare img {
  display: block;
  margin: auto;
  margin-bottom: 0.5em;
  max-height: 30em;
}

.article .article-entry a.headerlink,
.article-title a#btnshare {
  margin-left: 0.5em;
}

@media (max-width: 768px) {
  .article-title {
    font-size: 1.8rem;
  }

  /* hide desktop nav */
  .main-nav {
    display: none;
  }

  /* display mobile nav */
  .mobile-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    /* reduce height of mobile header */
    height: 1.5em;
  }

  /* display links when menu button is clicked */
  /* use grid to display each link in new line */
  #mobile-menu-toggle:checked + #mobile-nav-link {
    display: grid;
  }
}

@media (max-width: 468px) {
  .archive-container .archive-footer,
  .archive-container .post-footer {
    padding: 1em;
  }

  .archive-container .archive-article-header > a,
  .archive-container .archive-article-header > h1 {
    width: 100%;
  }
}

@media (max-width: 320px) {
  .article {
    font-size: 1em;
  }

  .archive-container .archive-footer,
  .archive-container .post-footer {
    padding: 1em;
  }

  .footer,
  .footer-content {
    font-size: 0.9em;
  }
}

.copy-button {
  border: 1px solid #999;
  border-radius: 5px;
  cursor: pointer;
  font-size: 0.8em;
  line-height: 1em;
  margin-top: 1em;
  padding: 5px;
  -webkit-user-select: none;
     -moz-user-select: none;
          user-select: none;
}

.copy-button:hover {
  background: var(--main-font-color);
  color: var(--main-bg-color);
}

@media (prefers-color-scheme: dark) {
  :root {
    --main-bg-color: black;
    --main-font-color: #e6e6e6;
    --alt-bg-color: #333;
    --code-add-bg-color: #144212;
    --code-del-bg-color: #600;
  }
}

@media (prefers-color-scheme: light) {
  :root {
    --main-bg-color: #f1f1f1;
    --main-font-color: #333;
    --alt-bg-color: #d8d8d8;
    --code-add-bg-color: #e6ffec;
    --code-del-bg-color: #ffebe9;
  }

  /*
  * Visual Studio-like style based on original C# coloring
  * Author:  Jason Diamond <jason@diamond.name>
  * https://github.com/highlightjs/highlight.js/blob/master/src/styles/vs.css
  */

  .hljs {
    display: block;
    overflow-x: auto;
    /* padding: 0.5em;
    background: white;
    color: black; */
  }

  .hljs-comment,
  .hljs-quote,
  .hljs-variable {
    color: #008000;
  }

  .hljs-keyword,
  .hljs-selector-tag,
  .hljs-built_in,
  .hljs-name,
  .hljs-tag {
    color: #00f;
  }

  .hljs-string,
  .hljs-title,
  .hljs-section,
  .hljs-attribute,
  .hljs-literal,
  .hljs-template-tag,
  .hljs-template-variable,
  .hljs-type {
    color: #a31515;
  }

  .hljs-selector-attr,
  .hljs-selector-pseudo,
  .hljs-meta {
    color: #2b91af;
  }

  .hljs-doctag {
    color: #808080;
  }

  .hljs-attr {
    color: #f00;
  }

  .hljs-symbol,
  .hljs-bullet,
  .hljs-link {
    color: #00b0e8;
  }


  .hljs-emphasis {
    font-style: italic;
  }

  .hljs-strong {
    font-weight: bold;
  }
}
