// # Grock Solarized Stylesheet

@import "helpers";
@import "flex-box";
@import "highlight-tomorrow";

// ## Normalize
header, footer, nav, section, article, aside, summary, details {
  display: block;
}

// ## Fonts
@import url('http://fonts.googleapis.com/css?family=Source+Code+Pro:300,500');
@import url('http://fonts.googleapis.com/css?family=Source+Sans+Pro:300,400,300italic,400italic');

%font {
  font-size: 16px;
  font-family: 'Source Sans Pro', 'Helvetica Neue', Arial, sans-serif;
  font-weight: 300;
  line-height: 1.4;
}

%code-font {
  font-size: 14px;
  font-family: 'Source Code Pro', monospace;
  font-weight: 300;
  line-height: 1.4 * 16px;
}

%bold {
  font-weight: 400;
}

%heading {
  font-weight: 300;
}

%italic {
  font-weight: 300;
}

body {
  @extend %font;
}

strong, b {
  @extend %bold;
}

em, i {
  @extend %italic;
}

h1, h2, h3, h4, h5, h6 {
  @extend %heading;
}

code, pre {
  @extend %code-font;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.doc-section-header {
  @extend %heading;
  &, code {
    font-size: 1.4 * 16px;
  }
}

// ## Vars
$color-dark:  #002b36;
$color-light: #fff;
$color-text: #4d4d4c;
$color-light-bg: #f0f0f0;
$color-accent: #3e999f;
$color-accent2: #f5871f;

$body-background: $color-light;
$text-background: $color-light-bg;
$text-color: $color-text;
$text-link-color: $color-accent;
$color-selected: $color-accent2;

$nav-width: 14em;
$left-width: 30em;
$side-padding: 1em;

// ## Layout

@mixin scroll-box {
  @include box-sizing(border-box);
  max-width: 100%;
  display: block;
  overflow-x: auto;
  overflow-y: hidden;
}

body {
  margin: 0;
  padding: 0;
  overflow: auto;
  clear: both;
}

ul, ol {
  margin: 0 0.5em;
  padding: 0 0 0 1em;
}

// ### flex
body {
  @include display(flex);

  #file-area {
    @include display(flex);

    @include flex(1);
    @include flex-direction(column);

    #document {
      @include flex-grow(1);
    }
  }
}

#side-menu nav {
  width: $nav-width;
  overflow-x: auto;
  background: darken($body-background, 2%);

  + nav {
    margin-top: 1em;
  }

  ul, ol {
    list-style: none;
    padding: 0;
    margin: 0;
  }

  .tree {
    padding-bottom: 0.5em;
  }

  li {
    line-height: 1.2;
    padding: 0 0.5em;
  }

  .folder {
    color: darken($text-link-color, 10%);
  }

  a {
    display: block;
    padding: 0.3em 0;
    text-decoration: none;

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

  .tools {
    padding-top: 0.5em;
    margin-bottom: 1em;
  }

  .search {
    input {
      @include box-sizing(border-box);
      width: 100%;
      display: block;
    }
  }

  summary {
    text-align: center;
    padding: 0.5em 0;

    &:hover {
      cursor: pointer;
    }
  }

  a.selected {
    color: $color-selected;
  }

  ol.searching {
    a, span {
      display: none;

      &.matched {
        display: block;
      }
    }
  }
}

#meta {
  padding: 0.5em;

  .toggle-menu {
    @extend %font;
    padding: 0.2em 1em;
    border: 0;
    display: inline-block;
    margin-right: 0.5em;
  }
}

.segment {
  clear: both;
  @include box-sizing(border-box);
  padding: 0.5em 0 0.5em $left-width;
  white-space: nowrap;
}

.comments,
.code {
  display: inline-block;
  vertical-align: top;
}

.comments {
  padding: 0 $side-padding;
  width: $left-width - (2 * $side-padding);
  margin-left: -1 * $left-width;
  white-space: normal;
  word-break: break-word;

  :target {
    a.anchor {
      color: $color-selected;
    }
  }

  a.anchor {
    opacity: 0.2;

    &:before {
      content: "#";
      display: inline-block;
      padding-right: 0.2em;
    }

    &:hover {
      opacity: 1;
    }
  }

  img {
    max-width: 100%;
  }

  pre {
    word-break: normal;
    @extend %code-font;
    @include highlightjs-tomorrow('code');
    background: $color-light-bg;

    code {
      @include scroll-box;
    }
  }
}

.code {
  white-space: pre;
  padding-top: 0.5em;
  margin-left: $side-padding;

  @extend %code-font;
  @include highlightjs-tomorrow();
  background: $color-light;
}

// ## Responsive
$col-1: $left-width; // in em
$col-2: 2 * $left-width; // in em
$col-3: $nav-width + 2 * $left-width; // in em

// ### One Column

@media screen and (max-width: $col-1) {
  $nav-width-mobile: $nav-width;

  body {
    display: block;
  }

  #side-menu {
    display: none;

    &, nav {
      width: 100%;
    }

    &.open {
      display: block;
    }
  }
}

// ### Two Columns

@media screen and (min-width: $col-1) {
  #meta .toggle-menu {
    display: none;
  }
}

@media screen and (max-width: $col-2) {

  .segment {
    padding: 0.5em;

    .code, .comments {
      display: block;
      padding: 0.5em;
      margin-left: 0;
      width: auto;
    }

    .wrapper {
      @include scroll-box;
    }
  }
}

// ## Color
body,
#file-area {
  background: $body-background;
  color: $color-text;
}

a {
  color: $text-link-color;
}

#meta {
  word-wrap: break-word;

  .toggle-menu {
    background: $text-background;
    color: $body-background;
  }
}

#document {
  @include linear-gradient(
    90deg,
    $text-background 0%,
    $text-background $left-width,
    $body-background $left-width,
    $body-background 100%,
    $fallback: $body-background
  );

  .comments {
    color: $text-color;
  }

  @media screen and (max-width: 2 * $left-width) {
    background: $text-background;
  }
}