discourse/app/assets/stylesheets/mobile/compose.scss

.composer-popup-container {
  display: none !important; // can be removed if inline JS CSS is removed from composer-popup
}

.composer-popup {
  display: none !important; // can be removed if inline JS CSS is removed from composer-popup
}

#reply-control {
  z-index: z("mobile-composer");

  .reply-area {
    padding: 6px;
    padding-bottom: unquote("max(env(safe-area-inset-bottom), 6px)");
    flex-grow: 1;
  }

  &.open {
    height: 250px;
    &.edit-title {
      height: 100%;
    }
  }

  .keyboard-visible &.open {
    height: 100%; // Android: Reduces composer jumpiness when the keyboard toggles
  }

  .keyboard-visible body.ios-safari-composer-hacks &.open {
    height: calc(var(--composer-vh, 1vh) * 100);
    .reply-area {
      padding-bottom: 6px;
    }
  }

  .reply-to {
    justify-content: space-between;
    margin-bottom: 6px;

    .reply-details {
      max-width: calc(100% - 75px);
    }

    // Protection for languages with long strings on very small screens. This
    // has no effect on most users but we need it for some cases. If this is
    // not added, "add edit reason" will overlap with the composer controls
    @include breakpoint(mobile-small) {
      .reply-details {
        flex-wrap: wrap;
      }

      .display-edit-reason {
        margin-top: 0.5em;
      }

      .composer-controls {
        align-self: flex-start;
        gap: 6px;
      }
    }
  }

  .toggle-minimize {
    .d-icon-chevron-down {
      vertical-align: text-top;
    }
  }

  &.draft {
    z-index: z("footer-nav") + 1;
    padding-bottom: env(safe-area-inset-bottom);

    .toggle-toolbar,
    .toggle-minimize {
      top: 6px;
    }
    .draft-text {
      width: calc(100% - 40px);
      @include ellipsis;
    }
  }

  #reply-title {
    width: calc(100% - 20px);
    margin-bottom: 6px;
  }

  .category-input {
    margin-bottom: 6px;
  }

  .submit-panel {
    margin-top: 6px;

    .save-or-cancel {
      flex: 1 1 auto;

      #draft-status,
      #file-uploading {
        margin-left: 6px;
      }
      .cancel {
        font-size: 1.4em;
        color: var(--primary-low-mid);
        margin-left: 0.6em;
        padding: 3px 6px;
      }
    }
    .mobile-file-upload:not(.hidden),
    .mobile-preview {
      // Alignment fix, remove if converted to buttons
      display: inline-flex;
    }
    .mobile-file-upload {
      &.hidden + .mobile-preview {
        // Hide preview button while file is uploading to make room for upload progress
        display: none;
      }
    }

    .mobile-preview {
      margin-left: 0.25em;
    }
  }

  &.show-preview {
    .submit-panel {
      padding-top: 10px;
      z-index: z("fullscreen") + 1;
      background-color: var(--secondary);
      .cancel,
      .mobile-file-upload,
      .mobile-preview {
        display: none;
      }
    }
    .d-editor-preview-wrapper {
      position: fixed;
      z-index: z("fullscreen");
      top: 0;
      bottom: 0;
      left: 0;
      right: 0;
      background-color: var(--secondary);
      border-bottom: 40px solid var(--secondary);
      max-width: 100%;
      margin: 0;
      padding: 10px;
      overflow: auto;
      .d-editor-preview {
        margin-bottom: 40px;
      }
    }
  }

  &.hide-preview {
    .d-editor-preview-wrapper {
      display: none;
    }
  }

  .d-editor-button-bar {
    display: none;
  }

  .toolbar-visible .d-editor-button-bar {
    display: flex;
  }

  .d-editor-button-bar .btn {
    &.preview {
      margin: 0;
    }
  }

  .title-and-category,
  .user-selector {
    margin: 0;
    .users-input {
      margin-bottom: 6px;
    }
  }

  .with-tags {
    .mini-tag-chooser,
    .category-chooser {
      z-index: z("base");
    }

    .mini-tag-chooser {
      margin: 0 0 6px 6px;
    }

    .selected-name {
      .name {
        font-size: $font-down-1;
        .badge-wrapper {
          font-size: $font-0;
        }
      }
    }

    .formated-selection {
      font-size: var(--font-down-1);
    }
  }

  .without-tags {
    .category-input {
      margin-left: 6px;
    }
  }

  .user-selector {
    flex-wrap: wrap;
  }

  .users-input,
  .add-warning {
    width: 100%;
  }

  .users-input .select-kit.multi-select {
    width: 100%;
  }

  .add-warning {
    margin-bottom: 6px;
  }

  .whisper {
    margin-right: 6px;
  }
}