@import "normalise";
@import "highlight";

$md: 32em;
$lg: 48em;
$page-width: 64rem;



/*
 * Base styling
 */

html {
  color-scheme: light dark;
  overflow-y: scroll; // Avoid content jumping
}
html, body { height: 100%; }

body {
  background-color: var(--bg0);
  color: var(--fg0);
  line-height: 1.5;
}

// Links
a, .a {
  color: var(--a);
  cursor: pointer;
  text-decoration: none;
}
:not(main):target {
  background-color: var(--bg2);
  padding: 0.2rem 0.3rem;
  border-radius: 0.5rem;
}

// Headers
h1 { font-size: 2rem;    }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.55rem; }
h4 { font-size: 1.35rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.15rem; }
h1, h2, h3, h4, h5, h6 {
  margin: 1.2rem 0 0.55rem 0;
  font-weight: 500;
  line-height: 1.1;
}
h1 .fragment,
h2 .fragment,
h3 .fragment,
h4 .fragment,
h5 .fragment,
h6 .fragment {
  color: inherit;
}

// Tables
table {
  table-layout: fixed;
  border-collapse: collapse;
  border-spacing: 0;
  margin: 1rem 0;
}
th, td { padding: 0.25rem 0.5rem 0.25rem 0.5rem; }
table, th, td { border: 0.1rem solid var(--bg4); }
th { background: var(--bg2); }

// Lists
ul, ol {
  margin: 0 0 1rem 0;
  padding-left: 1rem;
}
ul ul, ol ol { padding-left: 2rem; }
li p { margin: 0; }

// Code blocks
pre, code {
  background-color: var(--bg1);
  border: 1px solid var(--bg2);
}
pre code { border: none; }
pre {
  background-color: var(--bg1);
  padding: 0.5rem 0.65rem;
  border-radius: 0.5rem;

  overflow: auto;
  max-height: 30rem;
  tab-size: 4;
}

// Blockquote
blockquote {
  margin-left: 0;
  padding-left: 1rem;
  border-left: 0.5rem solid var(--bg3);
}

// Other
hr { margin: 1rem 0; }
p { margin: 0 0 1rem 0; }



/*
 * Layout
 */

.skip-to-content {
  background-color: var(--bg2);
  text-align: center;

  position: absolute;
  width: 100%;
  top: -100%;

  z-index: 1000;

  &:focus { top: 0; }
}

#container {
  display: grid;
  grid-gap: 0 2rem;
  grid-template-columns: minmax(1px, 1fr);

  padding: 0.5rem 1.5rem 1.5rem 1.5rem;
  margin: 0 auto 0 auto;
  max-width: $page-width;
}

@media (min-width: $lg) {
  #container { grid-template-columns: minmax(1px, 1fr) max-content; }
  .aside { grid-column: 2/3; }
}

#main {
  h1:first-of-type { margin-top: 0rem; }
}

.home-header {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;

  &__text { margin: 0; }
}



/*
 * Navbar
 */

.navbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;

  max-width: $page-width;
  padding: 1rem 1.5rem 0.75rem 1.5rem;
  margin: 0 auto;

  @media (min-width: $lg) {
    flex-wrap: nowrap;
    justify-content: start;
  }

  &__links {
    display: none;
    flex-direction: column;
    @media (min-width: $lg) {
      display: flex;
      flex-direction: row;
    }
  }

  &__link {
    color: var(--fg0);
    white-space: nowrap;
    text-align: right;
    margin: 0.3rem 0;
    @media (min-width: $lg) { margin: 0 0.5rem; }

    &--title {
      font-weight: bold;
      margin-left: 0;
    }
  }

  &__divider {
    width: 0.1rem;
    background-color: var(--bg4);
  }

  &__menu-btn {
    display: block;
    user-select: none;
    @media (min-width: $lg) { display: none; }
  }
}

#navbar__menu {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 100%;

  @media (min-width: $lg) {
    flex-direction: row;
  }
}

#hamburger:checked ~ #navbar__menu .navbar__links {
  display: flex;
}

#hamburger:checked ~ #navbar__menu {
  background-color: var(--bg1);
  box-shadow: 0 0 1rem rgba(0,0,0,0.15);
  border: 0.125rem solid var(--bg2);
  padding: 0.1rem 0.5rem;
  border-radius: 0.25rem;

  @media (min-width: $lg) {
    background-color: unset;
    box-shadow: unset;
    border: unset;
    padding: unset;
    border-radius: unset;
  }
}

.dropdown {
  cursor: pointer;
  position: relative;
  user-select: none;

  summary {
    list-style: none;
    &::-webkit-details-marker { display: none; }

    &::after {
      display: inline-block;
      margin-left: 0.25rem;
      vertical-align: 0.2rem;
      content: "";
      border-top: 0.3rem solid;
      border-right: 0.3rem solid transparent;
      border-bottom: 0;
      border-left: 0.3rem solid transparent;
    }
  }

  &__popup {
    @extend .popup;

    display: flex;
    flex-direction: column;

    right: 0;
    margin-top: 0.5rem;
    border-radius: 0.25rem;

    @media (min-width: $lg) {
      position: absolute;
    }
  }

  &__item {
    color: var(--fg0);
    padding: 0.25rem 1.25rem;
    text-decoration: none;

    &:not(:last-child) {
      border-bottom: 0.15rem solid var(--bg4);
    }
  }

}



/*
 * Aside
 */

.aside {
  display: flex;
  flex-direction: column;
  justify-content: center;

  width: 100%;
  margin: 4rem auto 0 auto;
  align-items: center;

  @media (min-width: $md) {
    flex-direction: row;
  }
  @media (min-width: $lg) {
    margin-top: 0rem;
    flex-direction: column;
    justify-content: flex-start;
  }

  &__links {
    display: flex;
    flex-direction: column;
    margin-top: 1rem;
    @media (min-width: $md) {
      margin-left: 2rem;
    }
    @media (min-width: $lg) {
      margin-left: 0rem;
    }
  }

  &__link {
    display: block;
    margin-bottom: 0.75rem;
  }

  &__avatar {
    width: 6rem;
    height: 6rem;
    border-radius: 0.5rem;

    @media (min-width: $md) {
      width: 8rem;
      height: 8rem;
    }
    @media (min-width: $lg) {
      margin: 0 auto;
    }
  }
}



/*
 * Buttons
 */

.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  white-space: nowrap;
  gap: 0.5rem;

  color: #fff;
  border-radius: 0.25rem;
  padding: 0.25rem 1rem;
  transition-duration: 150ms;

  &__img {
    height: 100%;
    padding: 0.2rem 0;
  }

  &--grey {
    color: var(--fg0);
    background-color: var(--bg2);
    &:hover { background-color: var(--bg3); }
  }
  &--feed {
    font-size: 0.5em;
  }
}



/*
 * Article
 */

.article {
  &__date {
    color: var(--fg1);
    margin-top: -0.5rem;
    margin-bottom: 1rem;
  }
}
.article img { max-width: 100%; }

.post {
  font-size: 1.125rem;
  margin: 1rem 0;
  @media (min-width: $md) { margin: 0.75rem 0; }

  &__date {
    color: var(--fg1);
    @media (min-width: $md) { display: inline-block; }
  }
}



/*
 * Other
 */

#clipboard {
  @extend .popup;

  position: fixed;
  bottom: 0;
  right: 0;
  margin: 1.5rem;
  padding: 0.75rem;

  opacity: 0;
  visibility: hidden;
  transition-duration: 700ms;
}

.flag {
  white-space: nowrap;
  &__img {
    max-width: unset;
    height: 1.1rem;
    display: inline-block;
    vertical-align: middle;
    margin-bottom: 0.15rem;
  }
}

.popup {
  background-color: var(--bg3);
  border: 0.15rem solid var(--bg4);
  box-shadow: 0 0 1rem rgba(0, 0, 0, 0.15);
  border-radius: 0.25rem;
}

.d-none       { display: none; }
.nocss-helper { display: none; }