discourse/app/assets/stylesheets/desktop/topic-post.scss

.wrap {
  max-width: $large-width;
}

.full-width {
  margin-left: 0;
}

.topic-body {
  // this ensures consistent top margin on topic posts even if the first line of a post
  // is a top-margin-less element like a list or image.
  .regular {
    margin-top: 15px;
  }
  padding: 0;
  &:first-of-type {
    border-top: none;
  }
  .reply-to-tab {
    z-index: z("base") + 1;
    color: dark-light-choose($primary-medium, $secondary-medium);
  }
  .actions .fade-out {
    .discourse-no-touch & {
      opacity: 0.7;
      transition: background 0.25s, opacity 0.7s ease-in-out;
    }
    .discourse-touch & {
      opacity: 1;
    }
  }
  &:hover .actions .fade-out,
  .selected .actions .fade-out {
    opacity: 1;
  }
}

section.post-menu-area {
  position: relative;
  padding-left: 11px;
}

.post-links-container {
  margin-left: 11px;
}

nav.post-controls {
  padding: 0;

  // Some buttons can be doubled up, like likes or flags
  .double-button {
    display: inline-flex;
    color: $primary-low-mid;
    margin-right: 0.15em;
    &:hover {
      button {
        background: $primary-low;
        color: $primary-medium;
      }
    }
    button {
      // It looks really confusing when one half a double button has an inner shadow on click.
      &:active {
        box-shadow: none;
      }
      margin-left: 0;
      margin-right: 0;
      &.my-likes,
      &.read-indicator,
      &.regular-likes {
        // Like count on posts
        .d-icon {
          color: $primary-low-mid;
          padding-left: 0.45em;
        }
      }
      &.like {
        // Like button with 0 likes
        &.d-hover {
          background: $love-low;
          .d-icon {
            color: $love;
          }
        }
      }
      &.has-like {
        // Like button after I've liked
        .d-icon {
          color: $love;
        }
        &.d-hover {
          background: $primary-low;
          .d-icon {
            color: $primary-medium;
          }
        }
      }
      &[disabled] {
        // Disabled like button
        cursor: not-allowed;
      }
      &.button-count {
        // Like count button
        &:not(.my-likes) {
          padding-right: 0;
        }
        &.d-hover {
          color: $primary;
        }
        + .toggle-like {
          // Like button when like count is present
          padding-left: 0.45em;
          &.d-hover {
            background: $primary-low;
          }
        }
      }
    }
  }
  a,
  button {
    color: dark-light-choose($primary-low-mid, $secondary-high);
    .d-icon {
      opacity: 1;
    }
    margin-right: 2px;
    display: inline-block;
  }
  a.toggle-likes {
    padding: 8px 0;
    margin-right: -3px;
  }
  span.badge-posts {
    margin-right: 5px;
    transition: all linear 0.15s;
  }
  .actions {
    text-align: right;
    float: right;
    display: inline-block;
    .more-actions {
      display: none;
      overflow: hidden;
    }
  }
  .show-replies {
    margin-left: -10px;
    font-size: inherit;
    span.badge-posts {
      color: dark-light-choose($primary-medium, $secondary-high);
    }
    &:hover {
      background: $primary-low;
      span.badge-posts {
        color: $primary;
      }
    }
    .d-icon {
      margin-left: 5px;
      font-size: $font-down-1;
    }
  }
  button.create {
    margin-right: 0;
    color: dark-light-choose($primary-high, $secondary-low);
    margin-left: 10px;
    .d-icon {
      color: dark-light-choose($primary-high, $secondary-low);
    }
  }
  .create .d-icon {
    margin-right: 5px;
  }
  button {
    font-size: $font-up-1;
    padding: 8px 10px;
    vertical-align: top;
    background: transparent;
    border: none;
    margin-left: 3px;
    &.d-hover,
    &:focus {
      background: $primary-low;
      color: $primary;
    }
    &:active {
      box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.4);
    }
    &.hidden {
      display: none;
    }
    &.admin {
      position: relative;
    }
    &.delete.d-hover,
    &.delete:hover,
    &.delete:focus {
      background: $danger;
      color: $secondary;
      .d-icon {
        color: $secondary;
      }
    }
    &.bookmark {
      padding: 8px 11px;
      &.bookmarked .d-icon {
        color: $tertiary;
      }
      &.with-reminder.bookmarked .d-icon {
        color: $danger;
      }
    }
  }
  .post-admin-menu {
    display: inline-flex;
    flex-direction: column;
    box-sizing: border-box;
    background-color: $secondary;
    width: auto;
    max-width: 320px;
    padding: 10px;
    border: 1px solid $primary-low;
    position: absolute;
    text-align: left;
    bottom: -2px;
    right: 15px;
    z-index: z("dropdown");
    h3 {
      margin-top: 0;
      color: $primary;
      font-size: $font-0;
    }
    ul {
      list-style: none;
      margin: 10px 0 0 0;
    }
    li {
      margin-bottom: 5px;
      .d-icon {
        width: 14px;
        margin-right: 10px;
      }
    }
  }
}

.embedded-posts {
  h1,
  h2,
  h3 {
    margin: 10px 0;
  }
  border: 1px solid $primary-low;
  .topic-body {
    box-sizing: border-box;
    width: calc(100% - 70px); // [100% - .topic-avatar width]
    // WARNING: overflow hide is required for quoted / embedded images
    // which expect "normal" post width, but expansions are narrower
    overflow: hidden;
  } // this is covered by .topic-body .regular on a normal post
  // but no such class structure exists for an embedded, expanded post
  .cooked {
    margin-top: 15px;
  }
  .topic-avatar {
    padding-left: 25px;
    padding-top: 15px;
  }
  .collapse-down,
  .collapse-up {
    position: absolute;
    color: $primary-medium;
    background: $secondary;
    border: 1px solid $primary-low;
    padding: 6px 9px 8px;
    z-index: 99; // Needs to be higher than topic-avatar
    .d-icon {
      color: currentColor;
    }
    .discourse-no-touch & {
      &:hover {
        background: $primary-low;
        color: $primary-high;
        .d-icon {
          color: currentColor;
        }
      }
    }
  } // bottom means "reply expansion" below a post
  &.bottom {
    border-top: none;
    margin-bottom: 20px;
    margin-left: 11px;
    &.hidden {
      display: block;
      opacity: 0;
    }
  }
  &.bottom {
    .collapse-up {
      transform: translate(-50%, -164%);
    }
    .row {
      padding-bottom: 0.5em;
      .topic-avatar,
      .topic-body {
        border-top: 1px solid $primary-low;
      }
    }
  } // top means "in reply to expansion" above a post
  &.top {
    border-bottom: none;
    .collapse-down {
      transform: translate(-50%, 55%);
    }
    margin-left: 56px;
    width: 699px;
    .row {
      border-bottom: none;
      .topic-avatar,
      .topic-body {
        border-top: 1px solid $primary-low;
      }
    }
  }
  &.top.topic-body {
    padding: 0;
  }
  .post-date {
    color: dark-light-choose($primary-medium, $secondary-high);
  }
  .d-icon-arrow-up,
  .d-icon-arrow-down {
    margin-left: 5px;
  }
  .reply:first-of-type .row {
    border-top: none;
  }
  .topic-meta-data {
    position: relative;
  }
  .topic-meta-data h5 {
    position: absolute;
    z-index: z("base");
    font-size: $font-down-1;
    a {
      font-weight: bold;
      color: dark-light-choose($primary-low-mid, $secondary-high);
    }
  }
  .arrow {
    color: dark-light-choose($primary-medium, $secondary-high);
  }
}

.post-action {
  .relative-date {
    margin-left: 5px;
  }
  .avatar {
    margin-right: 2px;
  }
}

.topic-map {
  margin: 20px 0 20px 11px;
  .map {
    .secondary {
      text-align: center;
    }
    li {
      float: left;
      padding: 7px 10px;
      &:last-of-type {
        border-right: 0;
      }
      &:nth-child(3) {
        text-align: center;
      }
    }
    .number {
      color: $primary-high;
    }
    .number,
    .d-icon {
      font-size: $font-up-2;
      line-height: $line-height-medium;
    }
    button .d-icon,
    button:hover .d-icon {
      color: $primary-high;
    }
    .avatar a {
      float: left;
    }
    .topic-map-post {
      margin-top: 6px;
    }
  }
  .avatars,
  .links,
  .information {
    padding: 7px 10px 7px 10px;
    color: $primary;
  }
  .buttons {
    float: right;
    .btn {
      border: 0;
      padding: 0 23px;
      color: dark-light-choose($primary-medium, $secondary-high);
      background: blend-primary-secondary(5%);
      border-left: 1px solid $primary-low;
      border-top: 1px solid transparent;
      &:hover {
        color: $primary;
        background: $primary-low;
      }
      &.collapsed {
        padding-bottom: 1px;
      }
      .fa {
        margin: 0;
        font-size: $font-up-2;
        line-height: 52px;
      }
    }
  }
  .link-summary .btn {
    color: dark-light-choose($primary-medium, $secondary-high);
    background: blend-primary-secondary(5%);
    width: 100%;
    &:hover {
      color: $primary;
      background: dark-light-diff($primary, $secondary, 90%, -80%);
    }
  }
}

@mixin topic-footer-button {
  margin-bottom: 5px;
  margin-right: 10px;
}

#topic-footer-buttons {
  padding: 10px 10px 0 0;
  float: left;
  .btn {
    @include topic-footer-button;
    .d-icon-bookmark.bookmarked {
      color: $tertiary;
    }
  }
  .bookmark.bookmarked .d-icon-bookmark {
    color: $tertiary;
  }
  .feature-on-profile.featured-on-profile .d-icon-id-card {
    color: $tertiary;
  }
}

#topic-footer-button {
  width: 757px;
}

.suggested-topics {
  clear: left;
  padding: 20px 0 15px 0;
  table {
    margin-top: 10px;
  }
}

.suggested-topics .topic-statuses .topic-status {
  padding: 0;
  .d-icon {
    font-size: 1em;
  }
}

span.post-count {
  background: $primary;
  color: $secondary;
  opacity: 0.8;
}

button.expand-post {
  margin-top: 10px;
  margin-left: $topic-body-width-padding;
}

.quote-button.visible {
  display: block;
}

iframe {
  max-width: 100%;
}

video {
  max-height: 500px;
}

.video {
  // Height determined by aspect-ratio
  max-height: 500px;
  > video {
    max-height: unset;
  }
}

@-webkit-keyframes fadein {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes fadein {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.open > .dropdown-menu {
  display: block;
}

.btn-group {
  position: relative;
}

.dropdown-toggle {
  float: left;
  position: relative;
}

.deleted {
  .topic-body {
    background-color: dark-light-diff(
      rgba($danger, 0.7),
      $secondary,
      50%,
      -60%
    );
  }
}

.post-select {
  float: right;
  margin-right: 20px;
  margin-top: -20px;
}

.deleted-user-avatar {
  font-size: $font-up-6;
}

.info-line {
  margin: 10px 0;
  color: $primary;
}

/* solo quotes */

blockquote {
  /* leave browser defaults for top and bottom here */
  margin-left: 0;
  margin-right: 0;
  padding: 12px;
}

/* quotes with attribution */

.quote {
  & > blockquote {
    .onebox-result {
      background-color: $primary-very-low;
    }
  }
  aside {
    .quote,
    .title,
    blockquote,
    .onebox,
    .onebox-result {
      background: $primary-very-low;
      border-left: 5px solid $primary-low;
    }
    aside.quote > blockquote,
    aside.quote > .title {
      border-left: 0;
    }
  }
}

// variables are used to calculate the width of .gap
.topic-body {
  width: calc(#{$topic-body-width} + (#{$topic-body-width-padding} * 2));
  float: left;
  position: relative;
  border-top: 1px solid $primary-low;
  padding: 12px 0 0 0;
  .topic-meta-data,
  .cooked {
    padding: 0 $topic-body-width-padding 0.25em $topic-body-width-padding;
  }
  a.expand-hidden {
    padding-left: $topic-body-width-padding;
  }
}

.topic-avatar {
  border-top: 1px solid $primary-low;
  padding-top: 15px;
  width: $topic-avatar-width;
  float: left;
  z-index: z("base") + 1;
}

.gap {
  width: calc(
    #{$topic-avatar-width} + #{$topic-body-width} + 2 * #{$topic-body-width-padding}
  );
}

/* hide the reply border above the time gap notices */

.time-gap + .topic-post .topic-body,
.time-gap + .topic-post .topic-avatar {
  border-top: none;
}

.time-gap + .topic-post .embedded-posts.top {
  border-bottom: 1px solid $primary-low;
}

.posts-wrapper {
  position: relative;
  -webkit-font-smoothing: subpixel-antialiased;
}

.dropdown {
  position: relative;
}

.caret {
  display: inline-block;
  width: 0;
  height: 0;
  vertical-align: middle;
  border-top: 4px solid $primary;
  border-right: 4px solid transparent;
  border-left: 4px solid transparent;
  content: "";
  margin-left: 5px;
}

.dropdown-menu {
  position: absolute;
  bottom: 115%;
  left: 0;
  z-index: z("dropdown");
  display: none;
  float: left;
  width: 550px;
  margin: 1px 0 0;
  list-style: none;
  background-color: $secondary;
  border: 1px solid $primary-low;
  box-shadow: shadow("dropdown");
  background-clip: padding-box;
  span {
    font-size: $font-down-1;
    color: dark-light-choose($primary-medium, $secondary-medium);
  }
  span.title {
    font-weight: bold;
    display: block;
    font-size: $font-0;
    color: $primary;
  }
}

.dropdown-menu a {
  display: block;
  padding: 9px;
  clear: both;
  font-weight: normal;
  line-height: $line-height-medium;
  color: $primary;
  transition: all linear 0.15s;
  & > div {
    margin-left: 26px;
  }
}

.dropdown-menu li > a:hover,
.dropdown-menu .active > a,
.dropdown-menu .active > a:hover {
  color: $primary;
  text-decoration: none;
  background-color: $highlight-medium;
}

.dropdown-menu .disabled > a,
.dropdown-menu .disabled > a:hover {
  text-decoration: none;
  color: $primary;
  background-color: $tertiary-low;
  cursor: default;
}

.dropdown-menu .icon {
  margin-top: 3px;
  float: left;
  font-size: $font-up-2;
}

.open > .dropdown-menu {
  display: block;
  clear: both;
}

.selected-posts {
  width: 200px;
  position: fixed;
  z-index: z("dropdown");
  box-shadow: shadow("card");
  padding: 0.714em;
  margin-bottom: 5px;
  right: 10px;
  @include breakpoint(extra-large, min-width) {
    right: auto;
    margin-left: 330px;
    left: 50%;
  }
  button {
    width: 100%;
    margin: 4px auto;
    display: inline-block;
    text-align: left;
  }
  &.hidden {
    display: none;
  }
  .controls {
    margin-top: 10px;
  }
  p {
    font-size: $font-down-1;
    margin: 0 0 10px 0;
  }
  p.cancel {
    margin: 10px 0 0 0;
  }
  h3 {
    font-size: $font-up-4;
    color: $primary;
    margin-bottom: 5px;
    .d-icon {
      margin-right: 7px;
    }
  }
}

a.attachment:before {
  display: inline-block;
  margin-right: 4px;
  // ideally, the SVG used here should be in HTML and reference the SVG sprite
  content: svg-uri(
    '<svg xmlns="http://www.w3.org/2000/svg" width="14px" height="16px" viewBox="0 0 512 512" fill="#{$tertiary}"><path d="M216 0h80c13.3 0 24 10.7 24 24v168h87.7c17.8 0 26.7 21.5 14.1 34.1L269.7 378.3c-7.5 7.5-19.8 7.5-27.3 0L90.1 226.1c-12.6-12.6-3.7-34.1 14.1-34.1H192V24c0-13.3 10.7-24 24-24zm296 376v112c0 13.3-10.7 24-24 24H24c-13.3 0-24-10.7-24-24V376c0-13.3 10.7-24 24-24h146.7l49 49c20.1 20.1 52.5 20.1 72.6 0l49-49H488c13.3 0 24 10.7 24 24zm-124 88c0-11-9-20-20-20s-20 9-20 20 9 20 20 20 20-9 20-20zm64 0c0-11-9-20-20-20s-20 9-20 20 9 20 20 20 20-9 20-20z"></path></svg>'
  );
  vertical-align: middle;
}

.topic-meta-data {
  align-items: center;

  .names {
    display: flex;
    align-items: center;
  }

  &:after {
    visibility: hidden;
    display: block;
    font-size: 0;
    content: " ";
    clear: both;
    height: 0;
  }

  .post-info {
    a {
      color: dark-light-choose($primary-medium, $secondary-medium);
    }

    a.wiki {
      color: $wiki;
    }
  }
}

.who-liked,
.who-read {
  margin-top: 20px;
  margin-bottom: 0;
  width: 100%;
  text-align: right;
}

span.highlighted {
  background-color: $tertiary-low;
}

.first.new-user:not(.staff) a {
  color: $primary-low-mid;
}

.read-state {
  position: absolute;
  // We use absolute positioning here because we want it to display in the padding
  align-self: center;
  color: $tertiary-medium;
  right: 0;
  font-size: 0.571em;
}

.read-state.read {
  visibility: hidden;
  opacity: 0;
  transition: visibility 1s, opacity ease-out 1s;
}

.signup-cta {
  width: $topic-body-width;
}

/* Tablet (portrait) ----------- */

@media all and (max-width: 775px) {
  .topic-avatar {
    width: 45px;
  }
  .topic-post .reply-to-tab {
    right: 15%;
  }
  .topic-body {
    box-sizing: border-box;
    width: calc(100% - 47px); //100% - [width of .topic-avatar + 2px]
  }
  .embedded-posts {
    // top means "in reply to expansion" above a post
    &.top {
      width: calc(100% - 56px); // [100% - margin-left]
    }
  }
}