---
---

:root {
  --backgroundColor: #fdfdfd;
  --textColor: #303030;
  --secondaryTextColor: #404040;
  --mutedTextColor: #707070;
  --subtleBackgroundColor: #f5f5f5;
  --heartedBackgroundColor: #ffe2e2;
  --selectionBackgroundColor: #ffc;
  --linkColor: #2357cd;
  --borderColor: #ccc;
  --hrColor: #888;
  --activeColor: #74d274;
  --langBackgroundColor: #eeeeee;
  --langShadowColor: transparent;
  --logoColor: #cccccc;
  --photoBackground: #f4f4f4;
}

@media (prefers-color-scheme: dark) {
  :root {
    --backgroundColor: #151615;
    --textColor: #dbdfdf;
    --secondaryTextColor: #cfd5d5;
    --mutedTextColor: #b4b6b8;
    --subtleBackgroundColor: #3a3b3b;
    --heartedBackgroundColor: #652222;
    --selectionBackgroundColor: #19446b;
    --linkColor: #6eb8ff;
    --borderColor: #414141;
    --hrColor: #888;
    --activeColor: #74d274;
    --langBackgroundColor: #2c2c2c;
    --langShadowColor: #0b0c0b33;
    --logoColor: #555555;
    --photoBackground: #1a1a1a;
  }
}

body {
  background: var(--backgroundColor);
  color: var(--textColor);
  line-height: 1.7em;
  padding: 0 2.5em;
  margin: 0;
  font-size: 18px;
  word-wrap: break-word;
}

body, kbd {
  font-family: system-ui, sans-serif;
}

a {
  color: var(--linkColor);
}

::selection {
  background: var(--selectionBackgroundColor);
}

header {
  padding-top: 2.5em;
}

footer {
  padding-bottom: 2.5em;
}

main {
  padding-top: 1em;
  padding-bottom: 3em;
}

header,
main,
footer {
  max-width: 36em;
  margin: auto;
}

h1, h2, h3, h4, h5, h6, .font {
  font-family: 'Readex Pro', sans-serif;
}

.plain {
  font-family: system-ui, sans-serif
}

h1, h2, h3, h4, h5, h6 {
  margin: 1.4em 0 1em 0;
  font-weight: normal;
}

.logo {
  width: 2em;

  path {
    stroke: var(--logoColor);
  }
}

.logo-container {
  display: flex;
  align-items: center;
}

.post-body  {
  .logo-container {
    line-height: 1em;
    color: var(--mutedTextColor);
  }
  
  .logo {
    width: 1em;
    margin-left: .8em;
    margin-right: .4em;

    path { 
      stroke: var(--mutedTextColor);
      stroke-width: 22; 
    }
  }

  .h1 {
    font-size: 1.5rem;
  }
}

.h1 {
  font-size: 1.2rem;
  font-weight: normal;
  margin-bottom: 0;
}

.text {
  margin-right: .4rem;
  font-size: inherit;
  font-weight: normal;
  display: inline-block;
  margin-top: 0;
}

.terminal .line {
  padding: 0;
  margin-bottom: 1em;
  line-height: 1.6em;
}

.terminal {
  list-style: none;
  padding-left: 0;

  li {
    padding: .1rem 0;
  }

  ul {
    margin-top: 0.5rem;
  }
}

.hr {
  border: 0;
  border-left: .7rem solid var(--textColor);
  height: .7rem;
  margin: 3rem 0;
}

.notes {
  list-style: none;
  margin: 0;
  padding: 0;

  .note {
    border-bottom: 1px solid var(--borderColor);
    padding-bottom: 3em;
    margin-top: 3em;
  }
}

.targeted {
  color: var(--activeColor);
  margin-right: .2em;
  display: inline;
}

.note {
  scroll-margin: 2em;

  &:last-of-type {
    border-bottom: 0;
  }

  .targeted {
    display: none; 
  }

  &:target .targeted {
    display: inline;
  }
  p:first-child, blockquote:first-child { margin-top: 0; }
  p:last-child, blockquote:last-child, img:last-child { margin-bottom: 0; }
}

.note-heading {
  font-size: .8em;
  line-height: 1;
  font-weight: normal;
  margin: 0;
  color: var(--mutedTextColor);

  a {
    color: inherit;
    text-decoration: none;
  }
}

blockquote {
  &::before {
    content: '“';
    font-size: 2rem;
    position: absolute;
    margin-left: -.5em;
    color: var(--secondaryTextColor);
    font-family: sans-serif;
  }
}

img {
  max-width: 100%;
  margin: 1em 0;

  &[width] {
    margin: 0;
    vertical-align: middle;
  }
}

hr {
  margin: 2em 0;
  border: 0;
  border-bottom: 1px solid var(--hrColor);
}

.pagination {
  margin-top: 4em;
}

article {
  font-family: system-ui, sans-serif;
  font-size: 16px;
}

.smol {
  font-size: .8em;
  font-weight: normal;
}

.task-list-item-checkbox {
  margin-right: .5em;
  vertical-align: middle;
}

.entry-title {
  margin: 0;
}

.entry {
  margin-bottom: 3em;
}

.lang {
  font-size: .8rem;
  display: inline-flex;
  margin-top: 2em;
  white-space: nowrap;
  box-shadow: 0 5px 15px var(--langShadowColor);

  a[aria-current] {
    color: var(--textColor);
    
    &:before {
      content: "●";
      color: var(--activeColor);
    }
  }

  a {
    background-color: var(--langBackgroundColor);
    border-color: var(--borderColor);
    color: var(--mutedTextColor);
    padding: 4px 16px;
    margin-right: 1px;
    text-decoration: none;

    &:first-child {
      border-top-left-radius: 6px;
      border-bottom-left-radius: 6px;
    }

    &:last-child {
      border-top-right-radius: 6px;
      border-bottom-right-radius: 6px;
    }

    &:hover {
      background: var(--langBackgroundColor);
    }

    &:focus {
      z-index: 1;
    }

    &:before {
      content: "○";
      color: var(--borderColor);
      padding-right: 10px;
    }
  }
}

.styled-link {
  margin-left: .4rem;
  font-size: .7em;
}

time {
  font-size: .8em;
  color: var(--mutedTextColor);
}

.desc {
  color: var(--mutedTextColor);
  font-size: 0.8em;
}

@keyframes flash {
  0% {
    opacity: 0;
  }

  50% {
    opacity: 1;
  }

  100% {
    opacity: 1;
  }
}

.timestamp-colon {
  animation-name: flash;
  animation-duration:  2s;
  animation-timing-function: step-end;
  animation-iteration-count: infinite;
}

@media (prefers-reduced-motion: reduce) {
  .timestamp-colon {
    animation-name: none;
  }
}

.offsetthis {
  vertical-align: super;
  font-size: .6em;
}

.photos {
  display: flex;
  gap: 1em;
  flex-wrap: nowrap;
  overflow: auto;
  align-items: center;

  .image-link {
    flex-shrink: 0;
  }

  img {
    background-color: var(--photoBackground);
  }
}

figure {
  margin: 1em 0 3em;

  img {
    margin: 0 auto;
    max-height: calc(100vh - 6em);
    background-color: var(--photoBackground);
    display: block;
  }
  
  .image-link {
    display: block;
    width: fit-content;
    margin: auto;
  }

  p {
    margin-bottom: 0;
  }
}

[data-page-title="Photos"] {
  header, main, footer {
    max-width: 100%;
  }

  input {
    position: absolute;
    left: -100px;

    &:checked + label path {
      fill: var(--activeColor);
    }

    &:focus + label {
      outline: auto;
      outline-color: var(--activeColor);
    }
  }

  label {
    top: -50px;
    left: 100px;
    padding: .5em;
    cursor: pointer;
    position: relative;
    display: inline-flex;
  }

  label path {
    fill: var(--logoColor);
  }
}

.photos-wrapper {
  &:focus { outline: none; }
  scroll-behavior: smooth;
  margin-top: -40px;
  clear: both;
  text-align: center;
}

.back-link {
  text-decoration: none;
  color: var(--textColor);
  background-color: var(--langBackgroundColor);
  width: 1.6em;
  text-align: center;
  line-height: 1.6em;
  aspect-ratio: 1/1;
  display: inline-block;
  border-radius:  4em;
}

[value*="grid"]:checked ~ .photos-wrapper {
  display: grid;
  column-gap: 2.5em;
  grid-template-columns: repeat(2, 1fr);
  // https://caniuse.com/mdn-css_properties_grid-template-rows_masonry
  grid-template-rows: masonry;

  figure {
    margin-bottom: 0;
  }

  img {
    max-height: none;
    height: auto;
  }
}

[value="grid3fr"]:checked ~ .photos-wrapper {
  grid-template-columns: repeat(3, 1fr);
}

[value="x-scroll"]:checked ~ .photos-wrapper {
  display: flex;
  overflow: auto;
  gap: 1.5em;
  scroll-snap-type: x mandatory;
  scroll-snap-align: center;

  figure {
    scroll-snap-align: center;
    margin-bottom: 0;
    flex-shrink: 0;

    &:has(.portrait) figcaption {
      max-width: calc(100vh * 0.667 - 6em);
      margin: auto;
    }

    &:has(.landscape) figcaption {
      max-width: calc(100vw * 0.667 - 2em);
      margin: auto;
    }
  }


  img {
    max-height: calc(100vh - 6em);
    max-width: calc(100vw - 5em);
    flex-shrink: 0;
  }
}

figcaption {
  padding: .5em 1em;

  p {
    margin: 0;
  }
}

// This ensures that
// 1. screens that are too short
// 2. screens that are not tall enough to display the full width of a 3:2 image
//    at height: (100v - 6em) height
// don't get the option to use horizontal scroll.

// https://github.com/web-platform-tests/wpt/pull/34865
// @media (max-height: 540px), (max-width: calc((100vh - 6em) * 1.5)) {
@media (max-height: 540px), (max-width: calc(100vh * 1.4)) {
    body {
      padding: 0 2em;
    }

    .photos-wrapper {
      margin-left: -2em;
      margin-right: -2em;

      img {
        max-height: none;

        &.landscape {
          height: calc(100vw / 1.5);
        }
        &.portrait {
          height: calc(100vw / 0.667);
        }
        &.square {
          height: 100vw;
        }
      }
    }
    
    [name="layout"] {
      &, + label { visibility: hidden; }
    }
}

.stories {
  display: flex;
  gap: 1em;
  align-items: center;
  overflow: auto;
  padding: 10px;
  margin: -10px;
}

open-stories {
  .count {
    font-size: 0.8em;
  }
  &::part(dialog):focus {
    outline: none;
  }

  &:not(:defined),
  &::part(button) {
    font-family: system-ui, sans-serif;
    border: 1px solid var(--borderColor);
    box-shadow: inset 0 0 0 2px var(--backgroundColor);
    color: var(--textColor);
    background: var(--subtleBackgroundColor);
    padding: 1em 0;
    text-align: center;
    height: 76px;
    width: 76px;
    border-radius: 50%;
    font-size: 0.65em;
    box-sizing: border-box;
    align-items: center;
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    transition: all .3s;
    text-transform: lowercase;
    line-height: normal;
    justify-content: center;
    cursor: pointer;

    &:hover {
      background: var(--linkColor);
      color: var(--backgroundColor);
      transform: scale(1.05);
    }
  }

  
  &:not([is-highlight])::part(button) {
    border-color: var(--secondaryTextColor);
  }
  
  &:not(.is-read):not(.is-empty):not([is-highlight])::part(button) {
    border-color: var(--linkColor);
  }

  
  &.is-empty::part(button) {
    pointer-events: none;
    opacity: 0.5;
    overflow: hidden;
    position: relative;

    &:before {
      display: block;
      content: '';
      border-left: 1px solid var(--mutedTextColor);
      position: absolute;
      transform: rotate(-45deg);
      top: 0;
      left: 0;
      width: 150%;
      height: 150%;
      transform-origin: top left;
    }
  }
}

.monospace {
  font-family: ui-monospace, "SFMono-Regular", "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;  
  font-size: 0.9em;
}

open-heart.text-open-heart {
  display: inline;
  margin-left: 1em;
  transition: all .4s;

  &:not([disabled]):hover {
    cursor: pointer;
    color: var(--activeColor);
  }

  .on { display: none; }

  &[aria-pressed="true"] {
    border-color: var(--heartedBackgroundColor);
    .on { display: initial; }
    .off { display: none; }
  }

  &[count]::after {
    content: "(" attr(count) ")";
  }
}

kbd {
  border: 1px solid var(--borderColor);
  padding: 1px 4px;
  border-radius: 3px;
  box-shadow: 0 1px;
  font-size: 0.9em;
}

nav {
  display: flex;
  flex-wrap: wrap;
  column-gap: .6em;
  margin: .6em 0;
}