// Zen custom styles

// Page

body {
  background-color: var(--color-backdrop);
}

.page {
  background-color: var(--color-body-bg);
}

.header {
  padding-top: $zen-gutters;
}

.footer {
  @include margin-top(1.5);
  @include padding(.5 0);
  text-align: center;
  border-top: 2px solid var(--color-brand);

  p {
    margin: 0;
  }
}

// Apply smaller text to blocks, footer etc.

th,
label,
legend,
figcaption {
  @include font-size(s);
}

.language-selector,
article > header,
.content-dates,
.footer {
  @include font-size(xs);
}

// Apply heading font stack to heading, labels etc.

h1,
h2,
h3,
th,
nav,
label,
legend,
article > header,
.content-dates,
.header,
.footer {
  @include typeface(headings);
  color: var(--color-headings);
  font-weight: normal;
}

article > .content,
aside {
  ul {
    @extend %ul-straight-left;
  }

  ol {
    @extend %ol-straight-left;
  }
}

article {
  & > header {
    color: var(--color-text-meta);
  }

  .submitted {
    margin-bottom: .5rem;
  }

  .submitted,
  .tags {
    @include respond-to(l) {
      display: inline-block;
      padding-right: 1rem;
    }
  }

  .tags {
    ul {
      display: inline-flex;
      flex-wrap: wrap;
      margin: 0;
      padding: 0;
    }

    li {
      @include padding-right(.2);
      list-style-type: none;
    }
  }

  .content-dates {
    color: var(--color-text-meta);
    text-align: right;
  }

  code {
    @include font-size(xs);
    overflow-wrap: break-word;
  }

  pre {
    color: var(--color-code);
    border-radius: $s-radius;
    padding: 5px;
    border: 1px solid var(--color-border);
    background-color: var(--color-text-bg);
    overflow: auto;
    max-height: 300px;
    max-width: 90vw;

    &.chroma {
      max-height: initial;
      overflow-x: scroll;
    }

    & > code {
      display: inline-block;
      white-space: pre;
    }
  }

  .js-clipboard-button {
    display: block;
  }
}

.title-submitted {
  margin-bottom: .2rem;
}

figure,
img {
  &.image {
    @include respond-to(s) {
      &.center {
        margin-left: auto;
        margin-right: auto;
      }

      &.left {
        @include padding(0 .5 .5 0);
        margin: 0;
        float: left;
        clear: both;
      }

      &.right {
        @include padding(0 0 .5 .5);
        margin: 0;
        float: right;
        clear: both;
      }
    }
  }
}

figure {
  &.image {
    figcaption {
      @include respond-to(s) {
        display: table-caption;
        caption-side: bottom;
      }

      h4,
      p {
        margin: 0;
      }
    }

    @include respond-to(s) {
      display: table;

      img {
        display: block;
      }

      &.left {
        figcaption {
          @include padding(0 .5 .5 0);
        }
      }

      &.right {
        figcaption {
          @include padding(0 0 .5 .5);
        }
      }
    }
  }

  &.podcast {
    audio {
      width: 95%;
    }
  }
}

// Navigation

.main-menu {
  @include margin-top(.5);
  outline: 0;

  li {
    @include margin-bottom(.5);
    padding: 0;
  }

  a {
    display: block;
    background-color: var(--color-brand);
    color: var(--color-text-bg);
    padding: 2px 8px;
    text-decoration: none;

    &:hover,
    &:focus {
      background-color: var(--color-brand-dark);
    }

    &:active,
    &.active {
      background-color: var(--color-brand);
      text-decoration: underline;
    }
  }
}

.menu a.active {
  text-decoration: none;
}

// Search

.search-input {
  @include margin(1 0);
}

.search-text {
  @include font-size(l);
  max-width: 80%;
}

// Form

.content {
  input,
  textarea {
    @include margin-bottom(.75);
    width: 92%;

    &:required + span::after {
      content: ' *';
      color: var(--color-mark-highlight);
      vertical-align: top;
    }

    &:not(:placeholder-shown):valid {
      background-color: var(--color-status-bg);
    }

    &:not(:placeholder-shown):invalid {
      background-color: var(--color-error-bg);
    }
  }
}

.js-submitted {
  input,
  textarea {
    &:valid {
      background-color: var(--color-status-bg);
    }

    &:invalid {
      background-color: var(--color-error-bg);
    }
  }
}

// Icons.

.icon {
  // Reset set SVG to block but icons are normally inline.
  display: inline;
}

// Header anchor links

.anchor-link {
  opacity: 0;
  transition: all 130ms ease-in;
}

.anchor-header {
  &:focus,
  &:hover {
    .anchor-link {
      opacity: .3;

      &:focus,
      &:hover {
        opacity: 1;
      }
    }
  }
}