logseq/src/main/frontend/extensions/pdf/pdf.css

:root {
  --ph-highlight-color-blue: var(--color-blue-300);
  --ph-highlight-color-green: var(--color-green-300);
  --ph-highlight-color-red: var(--color-red-300);
  --ph-highlight-color-purple: var(--color-purple-300);
  --ph-highlight-color-yellow: var(--color-yellow-300);

  --ph-link-color: #106ba3;

  --ph-highlight-scroll-into-color: rgba(255, 75, 93, 0.67);

  --ph-view-container-width: 42vw;
}

/* Chrome, Safari, Edge, Opera */
input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.extensions__pdf {

  &-container {
    display: flex;

    *[data-color=yellow] {
      background-color: var(--ph-highlight-color-yellow);
      border-color: var(--ph-highlight-color-yellow);
    }

    *[data-color=blue] {
      background-color: var(--ph-highlight-color-blue);
      border-color: var(--ph-highlight-color-blue);
    }

    *[data-color=green] {
      background-color: var(--ph-highlight-color-green);
      border-color: var(--ph-highlight-color-green);
    }

    *[data-color=red] {
      background-color: var(--ph-highlight-color-red);
      border-color: var(--ph-highlight-color-red);
    }

    *[data-color=purple] {
      background-color: var(--ph-highlight-color-purple);
      border-color: var(--ph-highlight-color-purple);
    }
  }

  &-loader {
    position: relative;
  }

  &-header {
    display: flex;
    justify-content: flex-end;
    position: absolute;
    top: 0;
    right: 10px; /* Allows clicking on the scrollbar */
    width: calc(100% - 10px);
    padding: 8px 20px;
    z-index: 5;
    -webkit-app-region: drag;
  }

  &-toolbar {
    -webkit-app-region: no-drag;

    > .inner {
      display: flex;
      align-items: center;
      justify-content: flex-end;

      > .r {
        a.button {
          user-select: none;
          display: flex;
          align-items: center;
          margin-left: 8px;
          margin-right: 8px;
          padding: 4px 2px;
          color: var(--ls-icon-color);
          background-color: transparent;
          transition: none;
          word-break: normal;

          &.is-active {
            opacity: 1;
            border-bottom: 2px solid #969494;
            border-radius: 0;
          }

          &:active {
            opacity: .6;
          }
        }
      }

      .pager {
        white-space: nowrap;

        > .nu {
          padding-right: 4px;

          input {
            user-select: inherit;
            width: 35px;
            text-align: right;
            padding-right: 4px;
            padding-left: 2px;
            height: 18px;
            border: none;
            background: transparent;
            font-size: 15px;

            &.is-long {
              font-size: 12px;
            }
          }
        }

        > .ct {
          .button {
            margin: 0;

            &:last-child {
              padding-right: 3px;
            }
          }
        }
      }
    }
  }

  &-outline {
    position: absolute;
    right: 15px;

    > section {
      white-space: pre-wrap;
      max-height: 80vh;
      padding-top: 15px;
      padding-bottom: 15px;
      padding-left: 12px;
      overflow: auto;
      color: #565656;

      > .extensions__pdf-outline-item > .inner > a {
        font-weight: bold;
      }
    }

    &-item {
      &.has-children {
        > .inner > a > i.arrow {
          opacity: 1;
        }
      }

      &.is-expand {
        > .inner > a > i.arrow svg {
          transform: rotate(90deg) translateX(2px);
        }
      }

      > .inner {
        > a {
          color: #565656;
          font-size: 11px;
          text-decoration: none;
          font-weight: normal;
          display: flex;
          align-items: center;
          padding: 6px 5px;
          user-select: none;
          border-radius: 4px;
          cursor: default;

          margin-right: 10px;
          transition: none;

          > i {
            opacity: 0;
            width: 16px;
            height: 16px;
            display: flex;
            align-items: center;

            svg {
              color: #565656;
              transform: scale(.8);
              transition: .3s transform;
            }
          }

          &:hover {
            color: var(--ph-link-color);
          }

          &:active, &:focus {
            background-color: var(--ph-link-color);
            color: white;

            > i {
              svg {
                color: #e3e3e3;
              }
            }
          }
        }
      }

      > .children {
        padding-left: 12px;
      }
    }

    &-tabs {
      @apply flex justify-center py-2.5 space-x-1;

      border-bottom: 1px solid #d9d9d9;

      > .inner {
        display: flex;
        border: 1px solid #d5d5d5;
        border-radius: 4px;
      }

      button {
        font-size: 12px;
        padding: 5px 6px;
        line-height: 1;
        border: none;
        min-width: 90px;
        border-radius: 3px;
        color: black;

        &:hover {
          border: none;
          opacity: .8;
          color: black;
          border-radius: 3px;
        }

        &:active {
          opacity: 1;
          background-color: #c5c5c5;
        }

        &.active {
          background-color: #c5c5c5;
        }
      }
    }

    &-panels {
      max-height: 80vh;
      overflow-y: auto;
      padding: 5px 0 5px 10px;
    }

    &-wrap.hls-popup-overlay {
      right: -6px;
      left: unset;
      bottom: unset;
      height: auto;
      width: auto;
    }
  }

  &-settings {
    &-inner.hls-popup-box {
      position: absolute;
      right: 375px;
      width: 235px;
      padding: 15px 10px;
    }

    &-item {
      display: flex;
      color: rgb(115, 115, 115);

      &.theme-picker {
        justify-content: center;
        align-items: center;

        > button {
          border-radius: 50%;
          background-color: white;
          width: 30px;
          height: 30px;
          overflow: hidden;
          margin: 0 8px;
          border: 1px solid #c7c7c7;
          font-size: 0;

          &:hover {
            opacity: .8;
            border-color: #a3a3a3;
          }

          &.warm {
            background-color: #f9efdb;
          }

          &.dark {
            background-color: #0a4251;

            svg {
              color: white;
            }
          }
        }
      }

      &.toggle-input {
        align-items: center;
        justify-content: space-between;
        font-size: 11px;
        padding: 0 9px;
        padding-top: 12px;
        margin-top: 13px;
        opacity: 0.8;
        border-top: 1px solid #ccc;

        &.is-between {
          padding-top: 0;
          border-top: none;
        }
      }
    }
  }

  &-finder {
    &-wrap.hls-popup-overlay {
      right: -6px;
      left: unset;
      bottom: unset;
      height: auto;
      width: auto;
    }

    &.hls-popup-box {
      min-width: 360px;
      width: auto;

      > .input-inner {
        @apply p-2 relative;

        .input-wrap {
          @apply mr-1.5 border border-gray-300;
          border-radius: 4px;

          &:active, &:focus-within {
            border-color: transparent;
          }
        }

        input {
          @apply flex-1 bg-gray-200;

          padding: 1px 5px;
          border-radius: 4px;
          color: black;
          outline: none;
          border: 2px solid transparent;

          &:focus {
            border: 2px solid rgba(16, 107, 163, 0.75);
          }
        }

        .ui__button {
          margin-top: unset;
          border-radius: 4px;
          color: black;
          padding: 4px;

          .ti {
            font-weight: bold;
            color: #989898;
          }

          &.active .ti, &:hover .ti {
            color: #1f1f1f !important;
          }

          &.icon-enter {
            @apply absolute opacity-80;

            right: -1px;
            top: 2px;
          }
        }

        > .ui__button {
          margin-left: 8px;
        }
      }

      > .result-inner {
        @apply text-gray-800;
      }
    }
  }

  &-viewer {
    position: absolute;
    overflow: auto;
    width: 100%;
    height: 100%;

    > .viewer-container {
    }

    > .pdfViewer {
      &.disabled-text-selection {
        user-select: none;
        pointer-events: none;
      }
    }


  }

  &-resizer {
    position: absolute;
    width: 3px;
    height: 88vh;
    background-color: rgba(0, 0, 0, 0);
    overflow: hidden;
    z-index: 4;
    top: 10vh;
    cursor: col-resize;
    right: 0;;
  }

  &-hls-text-region {
    opacity: 1;
    z-index: 2;
  }

  &-hls-area-region {
    cursor: pointer;
    position: absolute;
    opacity: .8;
    z-index: 2;
    background-color: #FCD713FF;
    mix-blend-mode: multiply;
    touch-action: none;
    border-style: dashed;
  }

  &-viewer.is-area-dashed {
    .extensions__pdf {
      &-hls-area-region {
        background-color: transparent;
        border-width: 3px;
        opacity: 1 !important;
      }
    }
  }

  &-hls-ctx-menu {
    position: absolute;
    z-index: 9;

    color: #343434;
    border-radius: 4px;

    font-size: 13px;
    padding: 8px 10px;
    background-color: #e3e7e8;

    box-shadow: 0 2px 4px 0 rgba(134, 134, 134, 0.59);

    list-style: none;
    margin: 0;

    &::after {
      content: "";
      position: absolute;
      top: -50%;
      right: -50%;
      bottom: -50%;
      left: -50%;
      border: solid 1px #b2b2b2;
      transform: scale(0.5);
      transform-origin: center center;
      pointer-events: none;
      border-radius: 10px;
    }

    > li {
      margin: 0;
      padding: 5px 8px;
      display: flex;
      align-items: center;
      user-select: none;
      cursor: default;

      &.item:hover {
        background-color: #cecece;
        border-radius: 4px;
      }

      &.item-colors {
        display: flex;
        justify-content: space-between;
        margin: 0 -5px;

        > a {
          width: 14px;
          height: 14px;
          border-radius: 20px;
          background-color: #b2b2b2;
          overflow: hidden;
          opacity: 1;
          margin: 0 5px;
          font-size: 0;
          border: 1px inset rgba(0, 0, 0, .2);
          cursor: default;

          &:hover {
            opacity: .8;
            transform: scale(1.1);
          }

          &[data-color=yellow] {
            background-color: var(--color-yellow-500);
          }

          &[data-color=blue] {
            background-color: var(--color-blue-500);
          }

          &[data-color=green] {
            background-color: var(--color-green-500);
          }

          &[data-color=red] {
            background-color: var(--color-red-500);
          }

          &[data-color=purple] {
            background-color: var(--color-purple-500);
          }
        }
      }
    }
  }

  &-area-selection {

    .shadow-rect {
      position: absolute;
      background: rgba(252, 232, 151, 1);
      mix-blend-mode: multiply;
    }
  }

  &-highlights-list-item {
    @apply active:opacity-100 mr-2;

    user-select: none;
    font-size: 12px;
    padding-top: 8px;
    padding-bottom: 2px;
    padding-left: 6px;
    border-radius: 4px;
    margin-bottom: 3px;

    &:first-child {
      margin-top: 5px;
    }

    > h6 {
      @apply flex items-center justify-between pr-2 relative;

      font-size: 10px;
      line-height: 1em;
      color: #696969;
      -webkit-font-smoothing: antialiased;

      small {
        width: 8px;
        height: 8px;
        border-radius: 100%;
        margin-right: 6px;
        border-color: #cccccc !important;
      }

      button {
        @apply absolute right-0 top-[-6px] hover:opacity-80 active:opacity-100 hidden;

        padding-right: 8px;
        padding-top: 4px;

        .ti {
          font-size: 14px;
        }
      }
    }

    > p {
      color: #646464;
      padding-top: 6px;
      padding-bottom: 2px;
      margin: 0;

      &.text-wrap {
        display: -webkit-box;
        -webkit-line-clamp: 3;
        -webkit-box-orient: vertical;
        overflow: hidden;
        line-height: 1.24em;
      }

      &.area-wrap {
        display: flex;
        align-items: center;
        padding-right: 6px;
      }

      &:hover {
        color: var(--ph-link-color);
      }
    }

    &.active {
      background-color: var(--ph-link-color);

      > h6, > p {
        color: white;

        button {
          @apply inline;
        }
      }
    }

    &:hover:not(.active) {
      opacity: .9;
    }
  }
}

.hls-text-region-item {
  cursor: pointer;
  position: absolute;
  z-index: 2;
  transition: background 0.3s;

  background-color: rgba(252, 219, 97, 0.7);

  &[data-color=yellow] {
    background-color: var(--ph-highlight-color-yellow);
    opacity: .5;
  }

  &[data-color=blue] {
    background-color: var(--ph-highlight-color-blue);
  }

  &[data-color=green] {
    background-color: var(--ph-highlight-color-green);
  }

  &[data-color=red] {
    background-color: var(--ph-highlight-color-red);
  }

  &[data-color=purple] {
    background-color: var(--ph-highlight-color-purple);
  }
}

.hls-popup {
  &-overlay {
    position: absolute;
    top: 40px;
    right: 0;
    left: 0;
    width: 100%;
    height: 92vh;
    background-color: rgba(0, 0, 0, 0);
    display: none;

    &.visible {
      display: block;
    }
  }

  &-box {
    z-index: 3;
    border-radius: 4px;
    width: 320px;
    overflow-y: auto;
    background-color: #e3e7e8;
    outline: none;
    box-shadow: 0 2px 4px 0 rgba(134, 134, 134, 0.59);

    &::after {
      content: "";
      position: absolute;
      top: -50%;
      right: -50%;
      bottom: -50%;
      left: -50%;
      border: solid 1px #b2b2b2;
      transform: scale(0.5);
      transform-origin: center center;
      pointer-events: none;
      border-radius: 10px;
    }
  }
}

.extensions__pdf-container {
  background-color: transparent;

  .extensions__pdf-toolbar .buttons {
    background-color: var(--ls-primary-background-color);
  }

  &[data-theme=light] {
    background-color: #FFFFFF;
  }

  &[data-theme=dark] {
    background-color: #042f3c;

    .pdfViewer {
      background: transparent;

      .page {
        -webkit-filter: invert(100%);
        filter: invert(100%);
      }
    }

    .textLayer {
      background-color: #023d4cf7;
      -webkit-filter: invert(100%);
      filter: invert(100%);
    }

    .extensions__pdf-toolbar {
      background: linear-gradient(0deg, rgba(255, 255, 255, 0) 10%, rgb(15 31 37) 100%)
    }

    .extensions__pdf-hls-area-region {
      mix-blend-mode: revert;
      opacity: .4;
    }
  }

  &[data-theme=warm] {
    background-color: #f6efdf;

    .textLayer {
      background-color: #f8eeda;
    }

    .extensions__pdf-toolbar {
      .buttons {
        background-color: #f6efdf;
      }
    }
  }
}

.asset-ref {
  &.is-pdf {
    &:before {
      content: "[[📚";
      opacity: .7;
      margin-right: 4px;
    }

    &:after {
      content: "]]";
      opacity: .7;
    }
  }
}

.block-ref {
  &-wrap {
    &[data-type=annotation] {
    }

    &[data-hl-type=area] {
      display: block;

      .block-ref {
        display: block;
        border: none;
      }

      .prefix-link > .hl-area {
        cursor: alias;
      }
    }
  }
}

.block-content {
  &[data-type=annotation] {
    .prefix-link {
      display: inline-flex;
      align-items: center;
      padding-right: 4px;
      cursor: alias;
      color: var(--ls-link-ref-text-color);

      &:before {
        content: "📌 ";
      }
    }

    [data-hl-type=area] {
      .prefix-link {
        padding-top: 5px;
        display: block;
      }

      .hl-page {
        display: inline-flex;
        justify-content: space-between;
        width: 85%;

        > label {
          flex: 1;
          cursor: text;
        }
      }
    }

    .hl-area {
      @apply relative;

      display: inline-block;
      cursor: text;
      border: 1px solid #eee;
      border-radius: 4px;
      overflow: hidden;
      margin-top: 4px;

      .actions {
        @apply absolute right-1 top-1 flex opacity-0 transition-opacity;
      }

      &:hover {
        .actions {
          @apply opacity-100;
        }
      }

      img {
        margin: 0;
        box-shadow: none;
        max-width: 100%;
        max-height: 420px;
        cursor: alias;
      }
    }
  }
}

.ls-hl-colored .block-content {
  &[data-hl-color=green] {
    .prefix-link {
      &:before {
        content: "🟢 ";
      }
    }
  }

  &[data-hl-color=purple] {
    .prefix-link {
      &:before {
        content: "🟣 ";
      }
    }
  }

  &[data-hl-color=blue] {
    .prefix-link {
      &:before {
        content: "🔵 ";
      }
    }
  }

  &[data-hl-color=yellow] {
    .prefix-link {
      &:before {
        content: "🟡 ";
      }
    }
  }

  &[data-hl-color=red] {
    .prefix-link {
      &:before {
        content: "🔴 ";
      }
    }
  }
}

body[data-page] {
  .extensions__pdf-loader {
    width: 100%;
  }

  .extensions__pdf-container {
    position: fixed;
    left: 0;
    top: 0;
    width: var(--ph-view-container-width);
    height: 100vh;
    overflow-y: hidden;
    z-index: 10;
  }

  .extensions__pdf {

    &-viewer {
      left: 0;
      width: 100%;
    }

    &-viewer-cnt {
      display: flex;
    }

    &-highlights {
      height: 30vh;
      overflow: auto;
      position: absolute;
      top: 20px;
      left: 20px;
      background-color: rgba(231, 231, 231, 0.9);
      padding: 20px;
      z-index: 6;
      max-width: 400px;

      pre {
        white-space: pre-wrap;
        font-size: 12px;
      }
    }
  }
}

body.is-pdf-active {
  #app-container {
    padding-left: calc(var(--ph-view-container-width) + 15px);
  }

  #left-sidebar {
    border: none !important;
    display: none;
  }

  #head > .l {
    padding-left: 0;
  }

  #main-container.is-left-sidebar-open {
    padding-left: unset;
  }

  #left-menu {
    display: none;
  }
}

html.is-system-window {
  .extensions__pdf-container {
    width: 100vw;
    height: 100vh;
  }

  .extensions__pdf-loader {
    @apply w-full;
  }
}

/* overrides for pdf_viewer.css from PDF.JS web viewer */

.textLayer {
  z-index: 2;
  opacity: .8;
  mix-blend-mode: multiply;
}

.annotationLayer {
  .highlightAnnotation, .underlineAnnotation {
    display: none;
  }
}

.textLayer ::selection {
  background: rgb(185, 231, 255);
  mix-blend-mode: multiply;
  color: unset;
}

.textLayer .highlight {
  background-color: rgb(206 255 162);
  border: 1px solid transparent;
  border-radius: 0;
  padding: 0 2px;

  &.selected {
    background-color: rgb(206 255 162);
    border: 2px dashed #ff3434;
  }
}

.hl-flash {
  animation-name: hl-flash;
  animation-duration: 0.3s;
  animation-timing-function: ease;
  animation-iteration-count: 2;
  animation-direction: alternate;
  animation-play-state: running;
}

@keyframes hl-flash {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.pdfViewer .page.loadingIcon::after {
  background: none;
}