@import "predefined.scss";
@import "normalize.scss";
@import "syntax.scss";
@import "animate.scss";

/* Webkit Scrollbar Customize */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
  background: $midnightblue;
}

::-webkit-scrollbar-thumb {
  background: #888;

  &:hover {
    background: $text;
  }
}

html {
  background: $light-grey;
  line-height: 1.6;
  letter-spacing: .06em;
  scroll-behavior: smooth;
}

body,
button,
input,
select,
textarea {
  color: $text;
  font-family: $fonts;
}

pre,
code,
pre tt {
  font-family: $code-fonts;
}

pre {
  padding: .7em 1.1em;
  overflow: auto;
  font-size: .9em;
  line-height: 1.5;
  letter-spacing: normal;
  white-space: pre;
  color: #eee;
  background: $midnightblue;
  border-radius: 4px;
  // -webkit-overflow-scrolling: touch;

  code {
    padding: 0;
    margin: 0;
    background: $midnightblue;
  }
}

code {
  color: #eee;
  background: $highlight-grey;
  border-radius: 3px;
  padding: 0 3px;
  margin: 0 4px;
  word-wrap: break-word;
  letter-spacing: normal;
}

blockquote {
  border-left: .25em solid;
  margin: 1em;
  padding: 0 1em;
  font-style: italic;

  cite {
    font-weight: bold;
    font-style: normal;

    &::before {
      content: "—— ";
    }
  }
}

a {
  color: $text;
  text-decoration: none;
  border: none;
  transition-property: color;
  transition-duration: .4s;
  transition-timing-function: ease-out;

  &:hover {
    color: #fff;
    text-shadow: 0 0 1px #fff;
  }
}

hr {
  opacity: .2;
  border-width: 0 0 5px 0;
  border-style: dashed;
  background: transparent;
  width: 50%;
  margin: 1.8em auto;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
  empty-cells: show;
  width: 100%;
  max-width: 100%;

  th,
  td {
    padding: 1.5%;
    border: 1px solid;
  }

  th {
    font-weight: 700;
    vertical-align: bottom;
  }
}

.section-inner {
  margin: 0 auto;
  max-width: 1200px;
  width: 93%;
}

.thin {
  max-width: 720px;
  margin: auto;
}

.feather {
  display: inline-block;
  vertical-align: -.125em;
  width: 1em;
  height: 1em;
}

.sub-menu {
  font-size: .7em;
}

.desktop-only, .desktop-only-ib {
  display: none;
}

// Code copy buttons
//

.highlight {
    position: relative;
}

.highlight pre {
    padding-right: 75px;
}

.highlight-copy-btn {
    position: absolute;
    bottom: 7px;
    right: 7px;
    border: 0;
    border-radius: 4px;
    padding: 1px;
    font-size: 0.7em;
    line-height: 1.8;
    color: #fff;
    background-color: #777;
    opacity: 0.6;
    min-width: 55px;
    text-align: center;
}

.highlight-copy-btn:hover {
    background-color: #555;
}

// Accessibility
//
.screen-reader-text {
	border: 0;
	clip: rect(1px, 1px, 1px, 1px);
	clip-path: inset(50%);
	height: 1px;
	margin: -1px;
	overflow: hidden;
	padding: 0;
	position: absolute !important;
	width: 1px;
	word-wrap: normal !important;
}

.screen-reader-text:focus {
	background-color: #f1f1f1;
	border-radius: 3px;
	box-shadow: 0 0 2px 2px rgba(0, 0, 0, 0.6);
	clip: auto !important;
	clip-path: none;
	color: #21759b;
	display: block;
	font-size: 14px;
	font-size: 0.875rem;
	font-weight: bold;
	height: auto;
	left: 5px;
	line-height: normal;
	padding: 15px 23px 14px;
	text-decoration: none;
	top: 5px;
	width: auto;
	z-index: 100000;
}

// Header & Footer
//
#site-header {
  position: fixed;
  z-index: 1;
  bottom: 0;
  width: 100%;
  box-sizing: border-box;
  box-shadow: -1px -2px 3px rgba(0, 0, 0, 0.45);
  background-color: $dark-grey;
  animation-duration: .3s;
}

.hdr-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: .5em 0;
  font-size: 1.2rem;

  .site-branding {
    display: inline-block;
    margin-right: .8em;
    font-size: 1.2em;
  }

  .site-nav {
    display: inline-block;
    font-size: 1.1em;
    opacity: .8;

    .has-children {
      padding-right: .5em;
      border-right: 2px solid $highlight-grey;
    }

    .sub-menu > a{
      margin-left: .3em;
    }

    a {
      margin-left: .8em;
    }
  }
}

.hdr-icons {
  font-size: 1.2em;
}

.hdr-social {
  display: inline-block;
  margin-left: .6em;

  &>a {
    margin-left: .4em;
  }
}

.hdr-btn {
  border: none;
  background: none;
  padding: 0;
  margin-left: .4em;
  cursor: pointer;
}

#menu-btn {
  display: none;
  margin-left: .6em;
  cursor: pointer;
}

#mobile-menu {
  position: fixed;
  bottom: 4.8em;
  right: 1.5em;
  display: none;
  padding: .6em 1.8em;
  z-index: 1;
  box-sizing: border-box;
  box-shadow: -1px -2px 3px 0px rgba(0, 0, 0, 0.45);
  background-color: $dark-grey;

  ul {
    list-style: none;
    margin: 0;
    padding: 0;
    line-height: 2;
    font-size: 1.2em;
  }
}

#site-footer {
  text-align: center;
  font-size: .9em;
  margin-bottom: 96px;
  margin-top: 64px;

  p {
    margin: 0;
  }
}

// Spotlight
//
#spotlight {
  display: flex;
  min-height: 100vh;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  max-width: 93%;
  margin: auto;
  font-size: 1.5rem;

  &.error-404 {
    flex-direction: row;
    line-height: normal;
  }
}

p.img-404 {
  margin: 0;

  svg {
    width: 180px;
    max-width: 100%;
    height: auto;
  }
}

.banner-404 {
  margin-left: 2em;

  h1 {
    font-size: 3em;
    margin: .5rem 0;
  }

  p {
    margin-top: 0;
  }

  .btn-404 {
    font-size: .8em;

    a {
      display: inline-block;
      border: 2px solid $text;
      border-radius: 5px;
      padding: 5px;
      transition-property: color, border-color;

      &:first-child {
        margin-right: 1em;
      }

      &:hover {
        border-color: #fff;
      }

      svg {
        margin-right: .5em;
      }
    }
  }
}

#home-center {
  display: flex;
  flex-grow: 1;
  flex-direction: column;
  justify-content: center;
}

#home-title {
  margin: 0;
  text-align: center;
}

#home-subtitle {
  margin-top: 0;
  margin-bottom: 1.5em;
  text-align: center;
  line-height: normal;
  font-size: .7em;
  font-style: italic;
  opacity: .9;
}

#home-social {
  font-size: 1.4em;
  text-align: center;
  opacity: .8;

  a {
    margin: 0 .2em;
  }
}

#home-nav {
  opacity: .8;

  a {
    display: block;
    text-align: center;
    margin-top: .5em;
  }
}

#home-footer {
  text-align: center;
  font-size: .6em;
  line-height: normal;
  @include dimmed;

  p {
    margin-top: 0;
  }
}

// list.html
//
.posts-group {
  display: flex;
  margin-bottom: 1.9em;
  line-height: normal;

  .post-year {
    padding-top: 6px;
    margin-right: 1.8em;
    font-size: 1.6em;
    @include dimmed;

    &:hover {
      text-decoration: underline;
      cursor: pointer;
    }
  }

  .posts-list {
    flex-grow: 1;
    margin: 0;
    padding: 0;
    list-style: none;
  }

  .post-item {
    border-bottom: 1px $highlight-grey dashed;

    a {
      display: flex;
      justify-content: space-between;
      align-items: baseline;
      padding: 12px 0;
    }
  }

  .post-day {
    flex-shrink: 0;
    margin-left: 1em;
    @include dimmed;
  }
}

// single.html
//
.bg-img {
  width: 100vw;
  height: 100vh;
  opacity: .03;
  z-index: -1;
  position: fixed;
  top: 0;
  background-attachment: fixed;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  transition: opacity .5s;
}

.show-bg-img {
  z-index: 100;
  opacity: 1;
  cursor: pointer;
}

.post-header {
  margin-top: 1.2em;
  line-height: normal;

  .post-meta {
    font-size: .9em;
    letter-spacing: normal;
    @include dimmed;
  }

  h1 {
    margin-top: .1em;
  }
}

hr.post-end {
  width: 50%;
  margin-top: 1.6em;
  margin-bottom: .8em;
  margin-left: 0;
  border-style: solid;
  border-bottom-width: 4px;
}

.content {
  {{- with .Site.Params.justifyContent }}
  text-align: justify;
  text-justify: inter-ideograph; //For IE/Edge
  {{- end }}

  @include aTag;

  figure {
    max-width: 100%;
    height: auto;
    margin: 0;
    text-align: center;

    p {
      font-size: .8em;
      font-style: italic;
      @include dimmed;
    }
  }

  figure.left {
    float: left;
    margin-right: 1.5em;
    max-width: 50%;
  }

  figure.right {
    float: right;
    margin-left: 1.5em;
    max-width: 50%;
  }

  figure.big {
    max-width: 100vw;
  }

  img {
    display: block;
    max-width: 100%;
    height: auto;
    margin: auto;
    border-radius: 4px;
  }

  a img {
    display: block;
    max-width: 100%;
    height: auto;
    margin: 0;
    border-radius: 4px;
  }

  ul,
  ol {
    padding: 0;
    margin-left: 1.8em;
  }

  a.anchor {
    float: left;
    margin-left: -20px;
    padding-right: 6px;
    box-shadow: none;
    opacity: .8;
    &:hover {
      background: none;
      color: $theme;
      opacity: 1;
    }

    svg {
      display: inline-block;
      width: 14px;
      height: 14px;
      vertical-align: baseline;
      visibility: hidden;
    }
    &:focus svg {
      visibility: visible;
    }
  }

  h1:hover a.anchor svg,
  h2:hover a.anchor svg,
  h3:hover a.anchor svg,
  h4:hover a.anchor svg,
  h5:hover a.anchor svg,
  h6:hover a.anchor svg {
    visibility: visible;
  }
}

.footnotes {
  font-size: .85em;

  a {
    box-shadow: none;
    text-decoration: underline;
    transition-property: color;

    &:hover {
      background: transparent;
    }

    &.footnote-backref {
      text-decoration: none;
    }
  }

  ol {
    line-height: 1.8;
  }
}

a.footnote-ref {
  box-shadow: none;
  text-decoration: none;
  padding: 2px;
  border-radius: 2px;
  background-color: $midnightblue;

  &:hover{
    box-shadow: none;
    background-color: $theme;
    transition-property: background-color;
  }
}

.post-info {
  font-size: .8rem;
  line-height: normal;
  @include dimmed;

  p {
    margin: .8em 0;
  }

  a:hover {
    border-bottom: 1px solid $theme;
  }

  svg {
    margin-right: .8em;
  }

  .tag {
    margin-right: .5em;

    &::before {
      content: "#"
    }
  }
}

#toc {
  position: fixed;
  left: 50%;
  top: 0;
  display: none;
}

.toc-title {
  margin-left: 1em;
  margin-bottom: .5em;
  font-size: .8em;
  font-weight: bold;
}

#TableOfContents {
  font-size: .8em;
  @include dimmed;

  ul {
    padding-left: 1em;
    margin: 0;
  }

  &>ul {
    list-style-type: none;

    ul ul {
      font-size: .9em;
    }
  }

  a:hover {
    border-bottom: $theme 1px solid;
  }
}


.post-nav {
  display: flex;
  justify-content: space-between;
  margin-top: 1.5em;
  margin-bottom: 2.5em;
  font-size: 1.2em;

  a {
    flex-basis: 50%;
    flex-grow: 1;
  }

  .next-post {text-align: left; padding-right: 5px;}
  .prev-post {text-align: right; padding-left: 5px;}

  .post-nav-label {
    font-size: .8em;
    opacity: .8;
    text-transform: uppercase;
  }
}

.related-posts {
  padding: .8em;
  margin-top: 1.5em;
  font-size: .8rem;
  border: 3px dashed rgba(255, 255, 255, .2);
  border-radius: 5px;

  h2{
    margin: 0;
    line-height: normal;
  }

  ul {
    margin-top: .5em;
    margin-bottom: 0;
  }
}


// Media Queries
//
@media (min-width: 800px) {
  .site-main {
    margin-top: 3em;
  }

  hr.post-end {
    width: 40%;
  }
}

@media (min-width: 960px) {
  .site-main {
    margin-top: 6em;
  }
}

@media (min-width: 1300px) {
  .site-main {
    margin-top: 8em;
  }

  .desktop-only,
  #toc.show-toc {
    display: block;
  }

  .desktop-only-ib {
    display: inline-block;
  }

  figure.left {
    margin-left: -240px;
    p {
      text-align: left;
    }
  }

  figure.right {
    margin-right: -240px;
    p {
      text-align: right;
    }
  }

  figure.big {
    width: 1200px;
    margin-left: -240px;
  }

  hr.post-end {
    width: 30%;
  }

  #toc {
    top: 13em;
    margin-left: 370px;
    max-width: 220px;
  }
}

@media (min-width: 1800px) {
  .site-main {
    margin-top: 10em;
  }

  .section-inner {
    max-width: 1600px;
  }

  .thin {
    max-width: 960px;
  }

  figure.left {
    max-width: 75%;
    margin-left: -320px;
  }

  figure.right {
    max-width: 75%;
    margin-right: -320px;
  }

  figure.big {
    width: 1600px;
    margin-left: -320px;
  }

  hr.post-end {
    width: 30%;
  }

  #toc {
    top: 15em;
    margin-left: 490px;
    max-width: 300px;
  }
}

@media (max-width: 760px) {

  .hide-in-mobile,
  .site-nav.hide-in-mobile {
    display: none;
  }

  #menu-btn {
    display: inline-block;
  }

  .posts-group {
    display: block;

    .post-year {
      margin: -6px 0 4px;
    }
  }

  #spotlight.error-404 {
    flex-direction: column;
    text-align: center;

    .banner-404 {
      margin: 0;
    }
  }
}

@media (max-width: 520px) {

  .content figure.left,
  .content figure.right {
    float: unset;
    max-width: 100%;
    margin: 0;
  }

  hr.post-end {
    width: 60%;
  }

  #mobile-menu {
    right: 1.2em;
  }
}