/* TODO
 * - nice color palette
 * - nice fonts
 * ... */
:root {
  --bg: #e8eaf6;
  --bg-nav: #feafd6;
  --bg-nav-hover: color-mix(in srgb, var(--bg-nav), black 15%);
  --heavy-text: black;
  --text: #333333;
  --light-text: #5a5a5a;
  --quote: #FFB300;
  --bg-post: #C5E1A5;
  --border-post: #9dd162;
  --bg-post-highlight: #9dd162;
  --border-form: #FFB300;
  --bg-form: #FCE4EC;
  --bg-error-popup: red;
  --border-error-popup: red;
  --bg-id: DodgerBlue;
  --bg-id-hover: red;
  --bg-id-remote: gray;
  --bg-id-remote-loading: #FCE4EC;
  --bg-id-remote-not-found: black;
  --bg-id-remote-ready: blue;

  --nav-height: 3vh;
}


/* unset default */
ul {
  list-style-type: none;
  padding: 0;
  margin-block: 0;
}

body {
  margin: 0;
  color: var(--light-text);
  background-color: var(--bg);
  font-size: 18px;
  height: 100vh;
}

body * {
  max-height: 100%;
}

nav {
  background-color: var(--bg-nav);
  display: flex;
  justify-content: space-between;
  height: var(--nav-height);
}

nav div {
  display: flex;
  flex-direction: row;
}

.logout-btn {
  all: unset;
  outline: revert;
}

.logout-btn:hover {
  cursor: pointer;
}

nav a, nav button,
.sub-nav a, .sub-nav button {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: var(--heavy-text);
  transition: all 0.3s ease;
  padding-inline: 2vw;
}

nav a:hover, nav button:hover,
.sub-nav a:hover, .sub-nav button:hover {
  background-color: var(--bg-nav-hover);
}

.home-page {
  position: relative;
  display: grid;
  grid-template-columns: 3fr 2fr;
}

.home-left, .home-right {
  height: calc(100vh - var(--nav-height));
}

.home-left {
  grid-row: 2;
  grid-column: 1;
  overflow-y: auto;
}

.home-right {
  grid-row: 2;
  grid-column: 2;
  top: var(--nav-height);
}

#map {
  height: 100%;
  width: 100%;
  top: 0;
  left: 0;
}

.home-left-navigation-div {
  display: flex;
  margin-bottom: 7vh;
  justify-content: flex-end;
  margin-right: 7vw;
}

.map-btn-div {
  display: flex;
  position: absolute;
  bottom: 0;
  margin-bottom: 7vh;
  justify-content: flex-end;
  right: 0;
  margin-right: 7vw;
  z-index: 999;
}

.new-thread-view {
  margin-inline: 1vw;
  margin-block: 3vw;
}

/* css trick to have a dropdown menu on click */
.dropdown {
  position: relative;
  display: grid;
  grid-template-rows: 1fr;
  grid-auto-rows: 0;

  .dropdown-content, .dropdown-content-placeholder {
    visibility: hidden;
    display: flex;
    flex-direction: column;
  }
  .dropdown-content {
    transition: 0.2s ease-out;
    z-index: 100000;
    position: absolute;
    top: 100%;
    left: 0;
  }
  li {
    background-color: var(--bg);
  }
  &:focus-within .dropdown-content {
    visibility: visible;
  }
  .dropdown-arrow {
    /* need to be block element to apply transform */
    display: inline-block;
    transition: 0.2s ease-out;
  }
  &:focus-within .dropdown-arrow {
    transform: rotate(90deg);
  }
  .dropdown-open-btn, .dropdown-close-btn {
    all: unset;
    cursor: pointer;
    user-select: none;
    transition: 0.2s ease-out;
  }
  .dropdown-open-btn {
    /* gap to add space between arrow and label */
    display: flex;
    gap: 3ch;
    align-items: center;
  }
  .dropdown-open-btn:hover, .dropdown-open-btn:focus {
    color: var(--bg-id-hover);
  }
  .dropdown-close-btn {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
    z-index: 99;
  }
  &:focus-within .dropdown-close-btn:not(:focus) {
    display: inline-block;
    min-width: 100%;
  }
}

.thread-view {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.sub-nav {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  border-bottom: 1px solid black;
}

#bottom {
  margin-top: auto;
}

.thread {
  margin-inline: 1vw;
  margin-block: 3vw;
}

.thread-subject {
  color: var(--light-text);
  font-size: 25px;
  padding-left: 3vw;
  padding-bottom: 1vh;
}

.thread-replies {
  color: var(--light-text);
  font-size: 20px;
  display: flex;
  flex-direction: column;
  gap: 0.7vh;
}

.post {
  background-color: var(--bg-post);
  border: 1px solid var(--border-post);
  border-top: none;
  border-left: none;
  padding: 5px;
  padding-left: 10px;
  width: fit-content;
  max-width: 100%;
}

.post-info {
  display: flex;
  flex-direction: row;
  gap: 0.2em;
  align-items: center;
  margin-bottom: 5px;
}

.post-info * {
  text-align: center
}

.post-replies {
  display: flex;
  gap: 0.2em;
}

.post-id, .post-id-quote {
  all: unset;
  cursor: revert;
  /* revert default focus ring */
  outline: revert;
  outline-offset: 3px;

  background-color: var(--bg-id);
  padding: 2px;
  text-align: center;
  transition: 0.2s ease-out;
  display: inline-block;
  height: calc(1lh - 2px);
  border-radius: 6px;
}
.post-id-quote {
  border-radius: 12px;
}
.post-id:hover, .post-id-quote:hover,
.post-id:focus, .post-id-quote:focus {
  background-color: var(--bg-id-hover);
}

.post-id-quote.remote {
  background-color: var(--bg-id-remote);
}
.post-id-quote.remote.loading {
  background-color: var(--bg-id-remote-loading);
}
.post-id-quote.remote.not-found {
  background-color: var(--bg-id-remote-not-found);
}
.post-id-quote.remote.ready {
  background-color: var(--bg-id-remote-ready);
}

.post-author-nick, .post-link-to-self {
  text-decoration: none;
  color: unset;
  font-style: italic;
  transition: 0.2s ease-out;
}
.post-author-nick:hover, .post-link-to-self:hover,
.post-author-nick:focus, .post-link-to-self:focus {
  color: var(--bg-id-hover);
}

.post-content {
  display: flex;
  gap: 10px;
}

/* TODO use image dim? better max-size? */
.post-image-div {
}

.post-image {
  max-width: 90vw;
  height: auto;
}

.post-image-small {
  max-width: 30vw;
  max-height: 30vh;
}

.post-comment {
  color: var(--text);
  padding-top: 10px;
  overflow-wrap: break-word;
}
.line-quote {
  color: var(--quote);
}

.selected, .highlighted {
  background-color: var(--bg-post-highlight);
}

.open-reply-popup-btn {
  /* TODO */
}

.reply-popup {
  display: table;
  position: fixed;
  right: 1vw;
  top: 40vh;
  background-color: var(--bg-form);
  border: 2px solid var(--border-form);
  padding: 5px;
  z-index: 999990;
}
.reply-popup-dragzone {
  display: flex;
  justify-content: end;
  cursor: move;
}
.close-reply-popup-btn {
  line-height: 0.5lh;
}
.reply-popup-content {
  display: flex;
  flex-direction: column;
  gap: 1em;
  label {
    display: block;
  }
  textarea {
    width: 40ch;
    height: 15ch;
  }
  & > div:last-child {
    display: flex;
    justify-content: center;
    margin-top: 1em;
  }
}

.error-popup {
  display: table;
  position: fixed;
  right: 1vw;
  bottom: 1vh;
  padding: 5px;
  z-index: 999999;
  background-color: var(--bg-error-popup);
  border: 2px solid var(--border-error-popup);
  border-radius: 12px;
}
.error-popup-dragzone {
  display: flex;
  justify-content: end;
  cursor: move;
}
.close-error-popup-btn {
  /* TODO
   * - always have good contrast
   * - better style
   * same for reply-form */
  line-height: 0.5lh;
}
.error-popup-content {
  padding: 2vw;
  font-size: 18px;
  color: white;
}

.hidden {
  visibility: hidden;
}

.off {
  display: none;
}