/*
 * Copyright (c) 2021 - present core.ai . All rights reserved.
 * Original work Copyright (c) 2012 - 2021 Adobe Systems Incorporated. All rights reserved.
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 *
 */

/*
 * This file first imports all of the shared LESS/CSS, and then defines
 * version-specific layout (e.g. layout for the App shell, or layout for
 * the In-Browser version on Firefox).
 *
 * Going forward, we may have different versions of this file for different
 * Versions (e.g. App, In-Browser, etc.)
 *
 * Anything that is general/reusable should be pushed up into a LESS file
 * in the "styles" directory. See "brackets_shared.less" for the organization
 *
 * Date: @DATE
 */

/* IMPORTANT: importing brackets_shared should be the first step in this file
 * This is so that imported CSS files (NOT LESS files) end up in the
 * right place
 */
@import "brackets_shared.less";

/* Overall layout */

html, body {
    color: @bc-text;
    height: 100%;
    overflow: hidden;

    /* Turn off selection for UI elements */
    .user-select(none);

    /* And make sure we get a pointer cursor even over text */
    cursor: default;

    &.platform-mac {
        // Use gray scale antialiasing for UI. Code view editor-holder
        // overrides this to use subpixel antialiasing on Mac, which then
        // can be overridden by setting "fontSmoothing" preference to
        // "antialiased". Gray scale AA is used for UI parts which use
        // SourceSansPro font, which does't look good with subpixel AA,
        // especially on low resolution monitors.
        -webkit-font-smoothing: antialiased;
    }

    .dark,
    &.dark {
         color: @dark-bc-text;
    }
}

.hidden-element{
    display: none !important;
}

.subpixel-aa{
    -webkit-font-smoothing: subpixel-antialiased;
}

.resizing-container {
    position: absolute;
    top: 0;
    width: 100%;
    height: 100%;
    z-index: @z-index-brackets-panel-resizer;

    &.horz-resizing {
        cursor: col-resize;
    }

    &.vert-resizing {
        cursor: row-resize;
    }
}

a, img {
    -webkit-user-drag: none;
}

.main-view {
    background: @bc-menu-bg; // to keep the theme background consistent
    height: 100%;

    .dark & {
        background: @dark-bc-menu-bg;
    }

    .sidebar, .content {
        height: 100%;
        position: absolute;
        top: 0;
    }

    .sidebar {
        .vbox;
        left: 0;
        width: @sidebar-width;  // changed dynamically via Resizer
        white-space: nowrap;
    }

    .content {
        padding: 0;
        left: @sidebar-width;  // changed dynamically via Resizer
        right: @main-toolbar-width;
    }

    .force-right-zero {
        right: 0;
    }
}

#titlebar, .modal-bar {
    border-bottom: 1px solid @bc-panel-border;
    box-shadow: 0 1px 3px @bc-shadow-small;

    // Make sure the bottom box-shadow goes above the editor (position: relative needed to start a new stacking group)
    position: relative;
    z-index: @z-index-brackets-toolbar;

    .dark & {
        border-bottom: 1px solid @dark-bc-shadow;
        box-shadow: 0 1px 3px @dark-bc-shadow-small;
    }
}

.forced-hidden {
    display: none !important;
}

.busyCursor {
    cursor: wait !important;
}

#status-bar {
    position: relative;
    background: @bc-bg-status-bar;
    border-top: 1px solid @bc-panel-border;
    box-sizing: border-box;
    color: @bc-text;
    font-family: @sansFontFamily;
    font-size: 11px;
    line-height: 25px;
    height: 26px;
    overflow: hidden;
    .dark & {
        background: @dark-bc-bg-status-bar;
        border-top: 1px solid @dark-bc-panel-separator;
        color: @dark-bc-text;
    }
}

#status-info {
    color: @bc-text;
    left: 10px;
    position: absolute;
    white-space: nowrap;

    .dark & {
        color: @dark-bc-text;
    }

    div {
        display: inline;
    }
}

#status-file {
    color: @bc-text-quiet;

    .dark & {
        color: @dark-bc-text-quiet;
    }
}

#status-indicators {
    background: @bc-bg-status-bar;
    color: @bc-text;
    position: absolute;
    right: 0;
    text-align: right;
    white-space: nowrap;

    .dark & {
        background: @dark-bc-bg-status-bar;
        color: @dark-bc-text;
    }

    > div {
        &:not(.spinner) {
            border-left: 1px solid @bc-panel-border;

            .dark & {
                border-left: 1px solid @dark-bc-panel-separator;
            }
        }
        float: right;
        padding: 0 10px;
    }
    .spinner {  // spinner is tiny & usually invisible; reduce margin so gap is less glaring
        margin: 6px 10px;
        padding: 0;
    }

    #status-language {
        border-right: 1px solid @bc-panel-border;
        padding: 0;
        margin: 0;

        .dark & {
            border-right: 1px solid @dark-bc-panel-separator;
        }
    }

    /* dropdown button styling */
    .btn-status-bar {
        border: 0;
        background-color: inherit;
        color: inherit;
        font: inherit;
        height: inherit;
        line-height: inherit;
        margin: 0;
        padding: 0 21px 0 10px;
        vertical-align: top;
        width: auto;
        cursor: pointer;
        border-radius: 0;
        box-shadow: none;
        text-shadow: none;

        &:focus {
            outline: 0;
        }
        &[disabled] {
            cursor: inherit;
            background: none;
            text-decoration: none;
        }
        &::after {
            top: 10px;
            right: 8px;
        }
    }

}

#status-indent > * {
    display: inline-block;
}

#status-indent > *.hidden {
    display: none;
}

#indent-type, #indent-width-label {
    cursor: pointer;
    margin-right: 3px;
}

#status-overwrite:hover, #indent-type:hover, #indent-width-label:hover {
    text-decoration: underline;
}

#indent-width-input {
    font-size: 11px;
    font-weight: @font-weight-semibold;
    height: 13px;
    line-height: 1;
    vertical-align: middle;
    color: @bc-text;
    margin: 0;
    padding: 0 3px 2px;
    position: relative;
    left: 0;
    top: -1px;
    width: 6px;
    transition: 0.1s linear all;

    .dark & {
        color: @dark-bc-text;
    }
}

#indent-width-input:focus {

}

#indent-width-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

#status-overwrite {
    transition: background-color 3s;
    background-color: rgba(255, 255, 255, 0);
    color: @bc-text;
    cursor: pointer;

    .dark & {
        color: @dark-bc-text;
    }
}

#status-overwrite.flash {
    transition: background-color 1s;
    background-color: rgb(120, 178, 242);
}


#editor-holder {
    position: relative;

    /* Placeholder shown when there is no editor open */

    .view-pane {
        display: block !important;
        margin: 0;
        overflow: hidden;
    }

    .pane-content {
        display: block;
        margin: 0;
        overflow: hidden;
        height: 100%;
        width: 100%;
        box-sizing: border-box;

        /* Image Preview */
        .image-view {
            overflow: hidden;
            position: absolute;
            top: 0;
            right: 0;
            bottom: 0;
            left: 0;
            text-align: center;
            .image-centering {
                display: inline-block;
                vertical-align: middle;
                width: 90%; //As long as the width isn't set on the image itself theres no need for max-width/height
                height: 90%;
            }
            .image-data {
                font-weight: @font-weight-semibold;
            }
        }

        .image-view:before {
            content: '';
            display: inline-block;
            height: 100%;
            margin-right: -0.25em; /* Adjusts for spacing */
            vertical-align: middle;
        }

        .image-preview {
            background: url(images/preview-bg.svg);
            box-shadow: 0 1px 3px @bc-shadow;
            max-height: 100%;

            .dark & {
                background: url(images/preview-bg-dark.svg);
                box-shadow: 0 1px 3px @dark-bc-shadow;
            }
        }

        .image-header {
            display: block;
            width: 100%;
            height: 38px;
            margin-bottom: 15px;
        }

        .image-data,
        .image-path {
            text-align: left;
            .user-select(text);
            white-space: nowrap;
            text-overflow: ellipsis;
            overflow: hidden;
        }

        .image-data::selection,
        .image-path::selection {
            background: @selection-color-focused;
        }

        .image {
            position: relative;
            height: calc(~'100% - 53px');//.image-header height+margin
        }

        .image-guide,
        .image-tip,
        .image-scale {
            pointer-events: none;
        }

        .image-scale {
            display: block;
            position: absolute;
            top: 5px;
            left: 5px;
            width: 40px;
            text-align: center;
            background-color: rgba(0, 0, 0, 0.8);
            color: @bc-text-alt;
            border-radius: 3px;
            box-shadow: 0 1px 3px @bc-shadow;

            .dark & {
                color: @dark-bc-text-alt;
                box-shadow: 0 1px 3px @dark-bc-shadow;
            }
        }

        .image-tip {
            display: block;
            position: absolute;
            text-align: left;
            white-space: nowrap;
            padding: 6px 9px;
            color: @bc-text-alt;
            background-color: rgba(0, 0, 0, 0.8);
            font-size: 11px;
            font-family: @sourceFontFamily;
            line-height: 13px;
            border-radius: 3px;
            box-shadow: 0 1px 3px @bc-shadow;

            .dark & {
                color: @dark-bc-text-alt;
                box-shadow: 0 1px 3px @dark-bc-shadow;
            }
        }

        .x-value,
        .y-value {
            text-align: right;
        }

        .tip-container {
            border: 0;
        }

        .horz-guide {
            background-image: url("images/horizontal-dash.svg");
            background-repeat: repeat-x;
            width: 8px;
            height: 1px;
        }

        .vert-guide {
            background-image: url("images/vertical-dash.svg");
            background-repeat: repeat-y;
            width: 1px;
            height: 8px;
        }

        .horz-guide,
        .vert-guide {
            position: absolute;
            display: block;
        }
    }
    .pane-header {
        opacity: 0.7; // quieten inactive pane header
        box-sizing: border-box;
        border-bottom:  1px solid rgba(0, 0, 0, 0.05);
        padding: 5px 10px;
        background-color: @background;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;

        &-text {
            display: inline;
        }

        .dark & {
            background-color: #1d1f21; // not using a variable on purpose.
            border-bottom-color: rgba(255, 255, 255, 0.05);
        }

        &-flipview-btn {
            position: relative;
            display: none;
            top: 0;
            padding-top: 2px;
            padding-right: 4px;
            padding-left: 4px;
            margin-left: 0;
            margin-bottom: 0;
            .sprite-icon(0, 0, 13px, 13px, "images/flip-view-icons.svg");
            background-origin: content-box;
            -webkit-transform: translateZ(0); // forces GPU mode for better filter rendering on retina
            transform: translateZ(0); // future proofing
            z-index: 1;
            vertical-align: middle;

            &:hover {
                background-image: url("images/flip-view-icons-hover.svg")
            }

            &.flipview-icon-none {
                display: none;
            }

            &.flipview-icon-top {
                background-position: center 1px;
            }

            &.flipview-icon-right {
                background-position: center -18px;
            }

            &.flipview-icon-bottom {
                background-position: center -35px;
            }

            &.flipview-icon-left {
                background-position: center -54px;
            }
        }

        &-close-btn {
            position: relative;
            display: none;
            height: 16px;
            width: 16px;
            float: right;
            margin-top: -2px;

            &:before {
                color: rgba(0, 0, 0, 0.5);
            }

            &:hover:before {
                color: rgba(0, 0, 0, 0.8);
            }

            .dark & {
                &:before {
                    color: rgba(255, 255, 255, 0.5);
                }

                &:hover:before {
                    color: rgba(255, 255, 255, 0.8);
                }
            }
        }

        &:hover, &.always-show-header-buttons {
            > .pane-header-flipview-btn:not(.flipview-icon-none) {
                display: inline-block;
            }

            > .pane-header-close-btn {
                display: inline;
            }
        }
    }

    .active-pane {

        .pane-header {
            opacity: 1;
            color: @bc-menu-text;

            .dark & {
                color: @dark-bc-menu-text;
            }
        }
    }
}

// moved this out of #editor-holder because we need to lower the specificity so theme authors can override the background color
.not-editor {
    height: 100%;
    .vbox;
    .box-pack(center);
    .box-align(center);
    background: #f8f8f8 url('images/no_content_bg.svg') no-repeat center 45%;

    .dark & {
        background: #1d1f21 url('images/no_content_bg_dark.svg') no-repeat center 45%;
    }
}

// Split View Separator Styles
.split-vertical #second-pane {
    border-left: 1px solid rgba(0, 0, 0, 0.17);
    .dark & {
        border-left: 1px solid rgba(255, 255, 255, 0.3);
    }
}

.split-horizontal #second-pane {
    border-top: 1px solid rgba(0, 0, 0, 0.17);
    .dark & {
        border-top: 1px solid rgba(255, 255, 255, 0.3);
    }
}

.vert-resizer {
    position: absolute;
    height: 6px;
    width: 100%;
    z-index: @z-index-brackets-panel-resizer;
    opacity: 0;
    cursor: row-resize;
}

.horz-resizer {
    position: absolute;
    height: 100%;
    width: 6px;
    z-index: @z-index-brackets-panel-resizer;
    opacity: 0;
    cursor: col-resize;
}

.bottom-panel {
    background-color: @bc-panel-bg;
    display: none;
    height: 200px;
    border-top: 1px solid @bc-panel-border;

    .dark & {
        background-color: @dark-bc-panel-bg;
        border-top: 1px solid @dark-bc-panel-border;
    }

    .check-all {
        margin: 7px 15px 7px 7px;
    }

    .toolbar {
        background-color: @bc-panel-bg-promoted;
        border-bottom: @bc-panel-separator;
        height: auto;
        padding-top: (@base-padding / 2);
        padding-bottom: (@base-padding / 2);
        z-index: @z-index-brackets-results-panel;
        box-shadow: inset 0 1px 0 @bc-highlight-hard, 0 -1px 3px @bc-shadow-small;

        .dark & {
            background-color: @dark-bc-panel-bg-promoted;
            border-bottom: @dark-bc-panel-separator;
            box-shadow: inset 0 1px 0 @dark-bc-highlight, 0 -1px 3px @dark-bc-shadow-small;
        }

        .title {
            color: @bc-text;
            font-size: @label-font-size;
            font-weight: @font-weight-semibold;

            .dark & {
                color: @dark-bc-text;
            }
        }
        .close {
            position: absolute;
            right: 10px;
            top: 50%;
            margin-top: -10px;
        }
    }

    .table-container {
        height: 170px;
        overflow: auto;

        .highlight {
            background: @bc-panel-bg-text-highlight;
            border-radius: 2px;

            .dark & {
                background: @dark-bc-panel-bg-text-highlight;
            }
        }

        tr.selected td {
            background-color: @bc-panel-bg-selected;
            color: @bc-text-thin;

            .dark & {
                background-color: @dark-bc-panel-bg-selected;
                color: @dark-bc-text-thin;
            }
        }
    }
}

.bottom-panel-table {
    td {
        font-size: 12px;
        padding-left: 15px;
        padding-right: 0;
        vertical-align: baseline;
    }

    .file-section > .checkbox-column {
        width: 15px;
    }

    .line-number {
        color: @bc-text-thin-quiet;
        font-family: @sourceFontFamily;
        font-size: 11px;
        padding: 4px 0 0 15px;
        text-align: right;
        white-space: nowrap;
        width: 5px;

        .dark & {
            color: @dark-bc-text-thin-quiet;
        }
    }

    .dialog-filename {
        font-size: 13px;
        font-weight: @font-weight-semibold;
    }

    .dialog-path {
        font-size: 11px;
        font-weight: normal;
    }

    .line-text {
        width: 100%;
    }
}


#update-notification {
    .sprite-icon(0, 0, 24px, 24px, "images/updateSprites.svg");
    &.update-in-progress {
        .sprite-icon(0, 0, 24px, 24px, "images/updateSpritesGrayed.svg");
    }
}

#toolbar-go-live {
    // background-position is 0 0 for 24x24 icons
    // Default icon is for the 'disconnected' state
    // The 'connecting failed' (.warning) state also maps here
    .sprite-icon(0, 0, 24px, 24px, "images/live_development_sprites.svg");
    // 'Connected' state
    &.success {
        .sprite-swap(0, 24px);
    }
    // 'Connection in progress' state
    &.info {
        .sprite-swap(0, 48px);
    }
    // 'Out-of-sync' state
    &.out-of-sync {
        .sprite-swap(0, 72px);
    }
    // 'sync-error'
    &.sync-error {
        .sprite-swap(0, 96px);
    }
}

#toolbar-extension-manager {
    .sprite-icon(0, 0, 24px, 24px, "images/extension-manager-sprite.svg");
    &.updatesAvailable {
        .sprite-icon(0, 24px, 24px, 24px, "images/extension-manager-sprite.svg");
    }
}

/* Project panel */

#working-set-list-container {
    background: @bc-sidebar-bg;

    > div:last-child ul {
        padding-bottom: 21px; // Adds working set bottom padding to the last UL.
    }
}

.working-set-header {
    position: relative;
    height: 19px;
    padding: 10px 0 9px 12px;
    background: @bc-sidebar-bg;
    color: @project-panel-text-2;
    text-shadow: none;
    overflow: hidden;

    > span {
        background: @bc-sidebar-bg;
        position: relative;
        z-index: 9;
    }

    > div {
        background-color: @dark-bc-sidebar-bg;
        opacity: 1;
    }
}

.working-set-splitview-btn {
    position: absolute;
    right: 30px;
    top: 7px;
    padding: 4px 6px;
    .sprite-icon(0, 0, 13px, 13px, "images/select-triangles.svg");
    background-origin: content-box;  // center image within the 13x13 area - ignore button's padding
    -webkit-transform: translateZ(0); // forces GPU mode for better filter rendering on retina
    transform: translateZ(0); // future proofing
    -webkit-filter: drop-shadow(0 1px 0 rgba(0,0,0,0.36));
    filter: drop-shadow(0 1px 0 rgba(0,0,0,0.36));
    z-index: 1;
    background-position: center 1px;
}

.search-nav-btn {
    position: absolute;
    right: 4px;
    top: 7px;
    padding: 4px 6px;
    .sprite-icon(0, 0, 13px, 13px, "images/sprites.svg#search");
    background-position: center;
    background-size: cover;
    opacity: 0.8;
    z-index: 1;
}

.show-in-file-tree-btn {
    position: absolute;
    right: 105px;
    top: 7px;
    padding: 4px 6px;
    .sprite-icon(0, 0, 13px, 13px, "images/sprites.svg#binoculars");
    background-position: center;
    background-size: cover;
    opacity: 0.8;
    z-index: 1;
}

.nav-back-btn {
    position: absolute;
    right: 80px;
    top: 7px;
    padding: 4px 6px;
    .sprite-icon(0, 0, 13px, 13px, "images/sprites.svg#leftArrow");
    background-position: center;
    background-size: cover;
    opacity: 0.8;
    z-index: 1;
}

.nav-forward-btn {
    position: absolute;
    right: 55px;
    top: 7px;
    padding: 4px 6px;
    .sprite-icon(0, 0, 13px, 13px, "images/sprites.svg#rightArrow");
    background-position: center;
    background-size: cover;
    opacity: 0.8;
    z-index: 1;
}

.nav-back-btn-disabled {
    position: absolute;
    right: 80px;
    top: 7px;
    padding: 4px 6px;
    .sprite-icon(0, 0, 13px, 13px, "images/sprites.svg#leftArrowDisabled");
    background-position: center;
    background-size: cover;
    opacity: 0.8;
    z-index: 1;
}

.nav-forward-btn-disabled {
    position: absolute;
    right: 55px;
    top: 7px;
    padding: 4px 6px;
    .sprite-icon(0, 0, 13px, 13px, "images/sprites.svg#rightArrowDisabled");
    background-position: center;
    background-size: cover;
    opacity: 0.8;
    z-index: 1;
}

.splitview-icon-none {
    display: inline-block;
    background-position: center 1px;
}
.splitview-icon-vertical {
    display: inline-block;
    background-position: center -20px;
}
.splitview-icon-horizontal {
    display: inline-block;
    background-position: center -41px;
}



// Show splitview icons on the button's dropdown menu too
#splitview-menu ul.dropdown-menu > li {
    .menu-name::before {
        display: none;
        .sprite-icon(0, 0, 13px, 13px, "images/split-view-icons.svg");
        margin: 0 5px 0 -1px;
        vertical-align: -2px;

        .dark & {
            .sprite-icon(0, 0, 13px, 13px, "images/split-view-icons-dark.svg");
        }
    }
    &:nth-child(1) .menu-name::before {
        .splitview-icon-none();
    }
    &:nth-child(2) .menu-name::before {
        .splitview-icon-vertical();
    }
    &:nth-child(3) .menu-name::before {
        .splitview-icon-horizontal();
    }
}

#sidebar-resizer {
    position: absolute;
    width: 6px;
    height: 100%;
    z-index: @z-index-brackets-sidebar-resizer;
    opacity: 0;
    cursor: col-resize;
}

#project-files-header {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 8px 0 9px 12px;
    font-size: 13px;
    color: @project-panel-text-2;
    overflow: hidden;

    .btn-alt-quiet {
        background-color: #47484b;

        // relative positioning plus z-index make sure that the splitview button flows under the left aligned buttons in the project pane when there are no working set files
        position: relative;
        z-index: 9;
    }
}

.open-files-container {
    .box-flex(0);
    padding: 0;
    max-height: 200px; // TODO (Issue #276): it would be nicer to have this be 50%, but that doesn't seem to work


    ul {
        list-style-type: none;
        margin: 0 0 2px; // 2px bottom margin required to stop scrollbar from appearing when the cursor is hovering over the last opened file.
    }

    li {
        position: relative; // so that children can be positioned absolute
        line-height: 18px;
        padding: 0 0 0 8px;
        min-height: 18px;
        vertical-align: baseline;
        white-space: nowrap;

        &.selected a {
            color: @open-working-file-name-highlight;
        }

        &.selected .extension {
            color: @open-working-file-ext-highlight;
        }
    }

    a {
        color: @bc-text-alt;

        font-size: 13px;
        text-decoration: none;

        display: block;
        height: 16px;
        line-height: 15px;
        margin-left: 18px;
        padding: 3px 0 3px 0;

        cursor: default;

        .dark & {
            color: @dark-bc-text-alt;
        }

        .directory {
            font-size: 11px;
        }
    }

    .extension, .directory {
        color: @project-panel-text-2;
    }
}



.sidebar-selection, .filetree-selection {
    background: @bc-sidebar-selection;
    border-top: 1px solid @bc-shadow-small;
    border-bottom: 1px solid @bc-highlight;
    box-sizing: border-box;
    height: 23px;
    width: 100%;
    position: absolute;
}

.sidebar-selection-extension, .filetree-selection-extension {
    background: @bc-sidebar-selection;
    border-top: 1px solid @bc-shadow-small;
    border-bottom: 1px solid @bc-highlight;
    box-sizing: border-box;
    height: 23px;
    width: 9px; /* quiet scrollbar width */
    position: fixed;

    z-index: @z-index-brackets-selection-extension; /* scroller-shadow appears above the extension */
}

.filetree-context-extension {
    background: rgba(255, 255, 255, 0.06);
    box-sizing: border-box;
    height: 23px;
    width: 9px; /* quiet scrollbar width */
    position: fixed;

    z-index: @z-index-brackets-selection-extension; /* scroller-shadow appears above the extension */
}

.filetree-context {
    background: rgba(255, 255, 255, 0.06);
    box-sizing: border-box;
    position: absolute;
    height: 23px;
    width: 100%;
}

//Initially start with the open files hidden, they will get show as files are added
.open-files-container {
    display:none;
}

#project-files-container {
    .box-flex(1);

    div > ul {
        padding-bottom: 24px;
        padding-left: 8px;
    }
}

.scroller-shadow {
    background-size: 100%;
    background-repeat: no-repeat;
    height: 5px;
    position: fixed;
    z-index: @z-index-brackets-scroller-shadow;
    pointer-events: none; // serves as a "click through", so clicks go to the file tree behind (see #12684)

    &.top {
        #gradient > .vertical(rgba(0,0,0,0.1), rgba(0,0,0,0));
        background-position: 0 -5px;
        background-color: transparent; /* override background-color: @endColor from #gradient.vertical */
    }

    &.bottom {
        #gradient > .vertical(rgba(0,0,0,0), rgba(0,0,0,0.1));
        background-position: 0 5px;
        background-color: transparent; /* override background-color: @endColor from #gradient.vertical */
    }
}


@jstree-sprite-size: 18px;  // this is hardcoded in jsTree's JS code

/** Classes for icons from jsTreeSprites.svg
*/
.jstree-sprite {
    background-image: @jstree-sprite;
    background-repeat: no-repeat;
    background-color: transparent;
    vertical-align: middle;
    width: @jstree-sprite-size;
    height: @jstree-sprite-size;

    .dark & {
        background-image: @dark-jstree-sprite;
    }
}

/** Overriding jsTreeTheme.less
*/
.jstree-brackets .jstree-no-dots .jstree-open > ins {
    background-position: 7px -8px;
    -webkit-transform: translateZ(0) rotate(90deg);
    transform: translateZ(0) rotate(90deg);
    transition: -webkit-transform 190ms cubic-bezier(.01, .91, 0, .99);
    transition: transform 190ms cubic-bezier(.01, .91, 0, .99);
    -webkit-filter: drop-shadow(1px 0 1px @bc-shadow);
    filter: drop-shadow(1px 0 1px @bc-shadow);

    .dark & {
        -webkit-filter: drop-shadow(1px 0 1px @dark-bc-shadow);
        filter: drop-shadow(1px 0 1px @dark-bc-shadow);
    }
}

.jstree-brackets .jstree-no-dots .jstree-closed > ins {
    background-position: 7px -8px;
    -webkit-transform: translateZ(0); /* Need this to make sure that the svg isn't blurry on retina. */
    transform: translateZ(0);
    transition: -webkit-transform 90ms cubic-bezier(.01, .91, 0, .99);
    transition: transform 90ms cubic-bezier(.01, .91, 0, .99);
    -webkit-filter: drop-shadow(1px 0 1px @bc-shadow);
    filter: drop-shadow(1px 0 1px @bc-shadow);

    .dark & {
        -webkit-filter: drop-shadow(1px 0 1px @dark-bc-shadow);
        filter: drop-shadow(1px 0 1px @dark-bc-shadow);
    }
}

/** Unicode Icon container
*/
.unicode-icon-container {
    display: inline-block;
    width: 16px;
    height: 16px;
    font-size: 20px;
    line-height: 15px;
    text-align: center;
}

.file-status-icon {
    margin: 0 0 0 8px;
    position: absolute;
    left: 0;
    top: 0;

    &.dirty:before,
    &.can-close:before {
        .unicode-icon-container;
        color: rgba(255, 255, 255, 0.5);
    }

    &.dirty:before {
        content: "\2022";
        line-height: 1em;
    }

    &.can-close:before {
        content: "\00D7";
        line-height: 1.1em;
    }

    &.can-close:hover:before {
        color: rgba(255, 255, 255, 0.7);
    }

    &.can-close:active:before {
        color: rgba(255, 255, 255, 0.3);
    }
}

/* Styles for inline editors */

.inline-text-editor {
    line-height: 0;
}

.inline-widget {
    position: relative;
    overflow: hidden;
    outline: none;

    background-color: @bc-bg-inline-widget;
    min-width: 250px;
    cursor: default;

    .dark & {
        background-color: @dark-bc-bg-inline-widget;
    }

    &.animating {
        // Make the animation use the GPU--especially important for retina.
        -webkit-transform: translateZ(0);
        transform: translateZ(0);

        transition: height 250ms cubic-bezier(0, 1.02, 0.6, 1);
    }

    .CodeMirror {
        /* remove CodeMirror default height: 300px */
        height: auto;
    }

    .inline-text-editor {
        white-space: nowrap;
    }

    .inline-editor-header {
        display: inline-block;
        padding: 8px 10px 2px 40px;

        .filename {
            vertical-align: middle;
            font-family: @sansFontFamily;
            font-size: 13px;
            color: @bc-text-thin;

            // Filename header is clickable (it's an <a> tag, so we get underscore on hover by
            // default; but the hand cursor is shut off by Bootstrap's reset stylesheet)
            cursor: pointer;

            .dark & {
                color: @dark-bc-text-thin;
            }

            .dirty-indicator {
                .unicode-icon-container;
                color: @bc-text-quiet;
                overflow: hidden;
                position: relative;
                top: 1px;

                .dark & {
                    color: @dark-bc-text-quiet;
                }
            }

            .line-number {
                color: @accent-comment;
            }
        }
    }

    .shadow {
        display: block;
        height: 4px;
        width: 100%;
        position: absolute;
        content: " ";
        left: 0;
        z-index: @z-index-brackets-inline-editor-shadow;
    }

    .shadow.top {
        top: 0;
        background-image: linear-gradient(rgba(0, 0, 0, 0.1), rgba(0, 0, 0, 0));
    }

    .shadow.bottom {
        bottom: 0;
        background-image: linear-gradient(rgba(0, 0, 0, 0), rgba(0, 0, 0, 0.1));
    }

    .CodeMirror-scroll {
        background-color: transparent !important;

        .CodeMirror-linenumbers {
            background-color: @bc-bg-inline-widget;

            .dark & {
                background-color: @dark-bc-bg-inline-widget;
            }
        }
    }

    .close {
        position: absolute;
        left: 15px;
        top: 10px;
        margin-right: 30px;
    }

}

/* CSSInlineEditor rule list */
.related-container {
    @top-margin: 12px;

    float: right;
    position: relative;
    min-height: 100%;
    font-family: @sansFontFamily;
    width: 250px;
    max-width: 50%;
    overflow: hidden;
    background: @bc-panel-bg;

    // Without this, the "New Rule" button shows on top of the rule list if you resize
    // the window narrow enough. No idea why, since there's no z-index on the button, and
    // the other items in the header go behind the rule list.
    z-index: 1;

    .dark & {
        background: @dark-bc-panel-bg;
    }

    .selection {
        width: 100%;
        background: @bc-panel-bg-selected;
        position: absolute;
        border-top: none;
        border-bottom: none;
        top: @top-margin;

        .dark & {
            background: @dark-bc-panel-bg-selected;
        }

        &.animate {
            transition: top 0.1s ease-out;
        }
    }

    /*
     * CSS triangle hack with anti-alias workarounds:
     * (a) Use selection-background-color instead of transparent.
     * (b) Use transform scaleX and origin to adjust width.
     */
    .selection:before {
        content: " ";
        position: absolute;
        width: 0;
        height: 0;
        border-top: @inline-triangle-size solid transparent;
        border-bottom: @inline-triangle-size solid transparent;
        border-left: @inline-triangle-size solid @bc-bg-inline-widget;
        margin-top: -@inline-triangle-size;
        top: 50%;
        .scale-x(0.9, left, top);

        .dark & {
            border-left: @inline-triangle-size solid @dark-bc-bg-inline-widget;
        }
    }

    .related {
        font-size: 12px;
        position: absolute;
        top: 0;
        left: 1px;
        width: 100%;

        ul {
            margin: 0;
            padding: 10px 0 10px 5px;
            list-style: none;
        }

        li {
            color: @bc-text-emphasized;
            margin: 0;
            overflow: hidden;
            padding: 2px 0 2px 15px;
            text-overflow: ellipsis;
            white-space: nowrap;

            .dark & {
                color: @dark-bc-text-emphasized;
            }

            &.section-header {
                padding-left: 0;
                padding-bottom: 0;
                .disclosure-triangle {
                    .expand-collapse-triangle();
                }
                .filename {
                    font-weight: @font-weight-semibold;
                }
            }

            .related-file {
                color: @bc-text-thin-quiet;
                padding-left: 3px;

                .dark & {
                    color: @dark-bc-text-thin-quiet;
                }
            }
        }

        .selected {
            color: @bc-text-thin;
            transition: color 0.1s ease-out .15s;

            .dark & {
                color: @dark-bc-text-thin;
            }
        }
    }
}

.inline-editor-message {
    color: @bc-text-thin-quiet;
    font-family: @sansFontFamily;
    font-size: 12px;
    line-height: 17px;
    height: 20px;
    padding: 10px 0 40px 50px;

    .dark & {
        color: @dark-bc-text-thin-quiet;
    }
}

/* This text is used to force the code editor's font to be loaded early on if it's a
   web font. This is necessary in order for the editor's horizontal measurement of text
   to work properly.

   In the future, when we allow the user to switch fonts, we'll need to make sure to
   update the font for this text item whenever the user switches. We'll also need to
   wait to initiate a re-measure in CodeMirror until the new font is loaded (if they
   choose a web font). This library allows for checking if a web font is loaded:

     http://code.google.com/apis/webfonts/docs/webfont_loader.html
*/
.dummy-text {
    position: fixed;
    top: -10000px;
    .code-font();
}

.platform-mac .dummy-text {
    .code-font-mac();
}

/* Find in Files results panel - temporary UI, to be replaced with a richer search feature later */

.search-results .title {
    .sane-box-model;
    padding-right: 20px;
    width: 100%;
    line-height: 25px;

    .flex-box;
    .contracting-col {
        .flex-item(0);
        min-width: 1px;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    .fixed-col {
        .flex-item(0, 0);
    }
    .pagination-col {
        .flex-item(0, 0);
        min-width: 100px;
        word-spacing: 0;
    }
    .pagination-col > span:hover {
        background-color: rgba(255, 255, 255, 0.3);
    }
    .pagination-col > span:active {
        background-color: @bc-shadow;

        .dark & {
            background-color: @dark-bc-shadow;
        }
    }
    .replace-col {
        .flex-item(1, 0);
        min-width: 120px;
        padding: 0 15px;
    }
    .first-page,
    .prev-page,
    .next-page,
    .last-page {
        .jstree-sprite;
        width: 18px;
        display: inline-block;
        margin: 0;
        background-position: 7px 6px;
        vertical-align: text-top;
        border-radius: 3px;
    }
    .first-page {
        background-position: 6px -78px;
        margin-left: 10px;
    }
    .prev-page {
        background-position: 6px -22px;
        margin-right: 5px;
    }
    .next-page {
        margin-left: 5px;
    }
    .last-page {
        background-position: 6px -50px;
    }
    .disabled,
    .disabled:hover,
    .disabled:active {
        background-color: transparent;
        opacity: 0.3;
    }
}

.search-results .disclosure-triangle,
#problems-panel .disclosure-triangle {
    .expand-collapse-triangle();
}
.expand-collapse-triangle() {
    .jstree-sprite;
    display: inline-block;
    background-position: 7px 5px;
    &.expanded {
        // Unfortunately, the way jsTree sprites are aligned within their 18px boxes doesn't look good in
        // other contexts, so we need some tweaks here instead of straight multiples of @jstree-sprite-size
        -webkit-transform: translateZ(0) rotate(90deg);
        transform: translateZ(0) rotate(90deg);
    }
}

/* Modal bar for Find/Quick Open */

.modal-bar {
    display: block;
    text-align: left;

    font-family: @sansFontFamily;
    font-size: 14px;
    color: @bc-text;
    background: @bc-panel-bg;
    overflow: visible;  // needed for .error popup
    padding: 5px 4px 4px 14px;

    -webkit-transform: translate(0, 0); // Prefix still required.
    transform: translate(0, 0);
    transition: -webkit-transform 66ms cubic-bezier(0, 0.62, 0.04, 0.99);
    transition: transform 66ms cubic-bezier(0, 0.62, 0.04, 0.99);
    z-index: @z-index-brackets-modalbar;

    .dark & {
        color: @dark-bc-text;
        background: @dark-bc-panel-bg;
    }

    body.in-browser &,
    body:not(.has-appshell-menus) & {
        // Separator line between us and the HTML menu/titlebar above
        border-top: 1px solid @bc-panel-border;

        .dark & {
            border-top: 1px solid @dark-bc-panel-border;
        }
    }

    &.popout {
        position: absolute;
        left: 0;
        right: 0;
        top: 0;
    }

    &.offscreen {
        -webkit-transform: translate(0, -100%);
        transform: translate(0, -100%);
        transition: -webkit-transform 266ms cubic-bezier(0, 0.56, 0, 1);
        transition: transform 266ms cubic-bezier(0, 0.56, 0, 1);
    }

    input {
        font-family: @sansFontFamily;
        outline: none;
        width: 20em;
        margin: 5px 5px 0;
        position: relative;
        top: -3px;
        &.no-results {
            border: 1px solid  @bc-btn-border-error;
            box-shadow: inset 0 1px 0 @bc-shadow-small, 0 0 0 1px @bc-btn-border-error-glow;

            .dark & {
                border: 1px solid  @dark-bc-btn-border-error;
                box-shadow: inset 0 1px 0 @dark-bc-shadow-small, 0 0 0 1px @dark-bc-btn-border-error-glow;
            }
        }
    }

    #find-what, #replace-with {
        width: 295px;
    }

    .search-input-container {
        position: relative;
        display: inline;

        .error {  // "popup" that hangs below search field
            position: absolute;
            left: 5px;
            top: 24px;
            min-width: 291px + 2px;  // to align with search field above it
            z-index: 1; // to appear above any controls that wrap below

            background-color: @bc-error;
            color: @bc-text-alt;
            font-size: 12px;
            padding: 3px 8px;
            border-radius: 0 0 3px 3px;
            box-shadow: 0 1px 3px @bc-shadow-small;

            .dark & {
                background-color: @dark-bc-error;
                color: @dark-bc-text-alt;
                box-shadow: 0 1px 3px @dark-bc-shadow-small;
            }
        }

        #find-what {
            padding-right: 78px;  // room for #find-counter overlay
            width: 295px - (62px - 6px);  // maintain width, accounting for differing padding
        }

        .dropdown-icon {
            background: url(images/dropdown-icon.svg) no-repeat scroll 15px 15px;
            background-position: center right;
            width: 20px;
            height: 20px;
        }

        #find-counter, .dropdown-icon {
            position: absolute;
            color: @bc-text-thin-quiet;
            top: 1px;
            right: 2px;
            font-size: 12px;

            .dark & {
                color: @dark-bc-text-thin-quiet;
            }
        }
    }

    .find-input-group {
        display: inline-block;
    }
    #find-group, #replace-group {
        display: inline-block;
        white-space: nowrap;
    }
    #replace-group.has-scope {
        // If scope controls are showing, force the replace controls to a second line.
        display: block;
    }

    .scope-group {
        display: inline-block;
        margin-left: 10px;
    }

    .indexing-group {
        display: inline-block;
        margin-left: 10px;
    }

    .indexing-message {
        display: inline-block;
        font-style: italic;
        margin-left: 5px;
    }

    .message, .no-results-message {
        display: inline-block;
    }

    #find-case-sensitive, #find-regexp {
        padding: 1px 5px;
    }
    .button-icon {  // icons must be nested inside button so we can apply padding w/o tiling icon
        .sprite-icon(0, 0, 24px, 24px, @button-icon);
        background-repeat: no-repeat;

        .dark & {
            .sprite-icon(0, 0, 24px, 24px, @dark-button-icon);
        }
    }
    #find-regexp.active .button-icon {
        .sprite-swap(0, 24px);
    }
    #find-case-sensitive .button-icon {
        .sprite-swap(0, 48px);
    }
    #find-case-sensitive.active .button-icon {
        .sprite-swap(0, 72px);
    }
    #find-regexp.active,
    #find-regexp:active,
    #find-case-sensitive.active,
    #find-case-sensitive:active { // Make the toggle buttons' down states the same color as 'on' state to prevent a flash of different color.
        background-color: @bc-bg-highlight;

        .dark & {
            background-color: @dark-bc-bg-highlight;
        }
    }

    .navigator {  // next/prev buttons
        display: inline-block;
    }
    button {
        margin: 2px 1px 3px;
    }
    #find-prev {
        border-top-right-radius: 0;
        border-bottom-right-radius: 0;
        margin-left: 5px;
    }

    // Make button pairs snug
    #find-prev, #replace-yes, #replace-batch, #find-case-sensitive {
        border-right: none;
        margin-right: 0;
    }
    #find-next, #replace-all, #find-regexp {
        border-top-left-radius: 0;
        border-bottom-left-radius: 0;
        margin-left: 0;
    }
    #replace-batch {
        border-radius: 0;
        margin-left: 0;
    }
    #replace-batch.solo {
        border-top-right-radius: 3px;
        border-bottom-right-radius: 3px;
        border-left: none;
        border-right: 1px solid @bc-btn-border;

        .dark & {
            border-right-color: @dark-bc-btn-border;
        }
    }

    // Make find field snug with options buttons
    //    & replace snug with replace commands
    #find-what, #replace-with {
        margin-right: 0;
        border-top-right-radius: 0;
        border-bottom-right-radius: 0;
    }
    #find-case-sensitive, #replace-yes {
        border-left: none;
        margin-left: 0;
        border-radius: 0;
    }

    .close {
        position: absolute;
        right: 10px;
        top: 50%;
        margin-top: -8px;
    }
}

// File exclusion filter (used only in Find in Files search bar, for now)
.filter-trash-icon {
    position: absolute;
    left: 7px;
    width: 16px;
    height: 16px;
    font-size: 20px;
    color: rgba(0, 0, 0, 0.5);
    line-height: 15px;
    text-align: center;
    visibility: hidden;
}

.filter-trash-icon:hover {
    color: rgba(0, 0, 0, 1);
}

.filter-edit-icon {
    float: right;
    width: 13px;
    height: 13px;
    background-image: url("images/edit-icon.svg");
    background-repeat: no-repeat;
    opacity: 0.5;
    visibility: hidden;
    position: relative;
    top: 2px;
    right: -4px;
}

.filter-edit-icon:hover {
    opacity: 1;
}

li:hover .filter-trash-icon,
li:hover .filter-edit-icon {
    visibility: visible;
}

.recent-filter-name {
    margin-left: 12px;
}

.recent-filter-patterns {
    color: @bc-text-thin-quiet;
    padding-right: 52px;

    .dark & {
        color: @dark-bc-text-thin-quiet;
    }
}

button.file-filter-picker {
    margin-left: 10px;
}

// File exclusion filter editor dialog
input.exclusions-name {
    display: block;
    width: 100%;
    height: 30px;
    box-sizing: border-box; // needed for width: 100% since it has padding
    margin-top: 12px;
    margin-bottom: 0;
}
textarea.exclusions-editor {
    display: block;
    width: 100%;
    height: 120px;
    box-sizing: border-box; // needed for width: 100% since it has padding
    margin-top: 5px;
    margin-bottom: 0;
    .code-font();
}
.exclusions-name-characters-remaining {
    text-align: right;
    padding-top: 4px;
}
.exclusions-name-characters-limit-reached {
    color: red;
}
.exclusions-filecount {
    margin: 12px 0 -14px 0;
    padding: 4px 8px;
    background-color: @bc-bg-highlight;
    border-radius: @bc-border-radius;

    .dark & {
        background-color: @dark-bc-bg-highlight;
    }
}


// Find/Replace result highlighting
.CodeMirror-searching {
    background-color: @cm-match-highlight;
    box-shadow: 0 1px 3px @bc-shadow-small;
    color: @match-text !important;

    .dark & {
        box-shadow: 0 1px 3px @dark-bc-shadow-small;
    }

    &.searching-current-match {
        background-color: @cm-current-match-highlight;
    }
    &.searching-first {  // first in a contiguous run of highlights
        border-top-left-radius: @bc-border-radius-small;
        border-bottom-left-radius: @bc-border-radius-small;
    }
    &.searching-last {  // last in a contiguous run of highlights
        border-top-right-radius: @bc-border-radius-small;
        border-bottom-right-radius: @bc-border-radius-small;
    }
}
#find-counter {
    font-weight: @font-weight-semibold;
    padding: 0 5px;
    margin-right: 17px;
}

.tickmark-track {
    position: absolute;
    bottom: 0;
    top: 0;
    right: 0;
    width: 12px;
    z-index: @z-index-cm-max;
    pointer-events: none;

    .tickmark {
        position: absolute;
        width: 12px;
        height: 1px;
        background-color: #eddd23;
        border-top: 1px solid #e0d123;
        border-bottom: 1px solid #d4c620;
        opacity: 0.85;  // allow thumb to show through
        &.tickmark-current {
            background-color: #ed9823;
            border-top: 1px solid #dd9128;
            border-bottom: 1px solid #cb8320;
            z-index: 1;  // ensure this one appears above overlapping sibling highlights
        }
    }
}


/* Quick Open search bar & dropdown */

.find-dialog-label {
    background: @bc-input-bg;
    color: @bc-text-quiet;
    position: absolute;
    right: 15px;
    text-align: right;
    top: 12px;
    z-index: 9999;

    .dark & {
        background: @dark-bc-input-bg;
        color: @dark-bc-text-quiet;
    }
}

.quick-search-container {
    border: 1px solid @bc-panel-border;
    box-sizing: border-box;  // lets QuickSearchField size the width more nicely
    background-color: @bc-panel-bg;
    border-radius: 0 0 4px 4px;
    box-shadow: 0 5px 10px @bc-shadow;
    opacity: 0;
    overflow-wrap: break-word;

    .animation (autocomplete, 90ms, cubic-bezier(.01, .91, 0, .99));
    -webkit-animation-fill-mode: forwards;
    animation-fill-mode: forwards;
    -webkit-transform-origin: 0 0;
    transform-origin: 0 0;

    padding: 0;
    margin: 9px 0 0;

    z-index: @z-index-brackets-context-menu-base;

    .dark & {
        background-color: @dark-bc-panel-bg;
        border-radius: 0 0 4px 4px;
        box-shadow: 0 5px 10px @dark-bc-shadow;
    }

    .quick-open-path {
        color: @bc-text-medium;
        font-size: 11px;
        letter-spacing: 0.04em;
        line-height: 11px;

        .dark & {
            color: @dark-bc-text-medium;
        }
    }

    li {
        color: @bc-text-emphasized;
        line-height: 15px;
        list-style: none;
        cursor: default;
        padding: 6px 10px;

        .dark & {
            color: @dark-bc-text-emphasized;
        }

        &:nth-child(odd) {
            background-color: @bc-panel-bg-alt;

            .dark & {
                background-color: @dark-bc-panel-bg-alt;
            }
        }
        &:last-child {
            border-radius: 0 0 4px 4px;  // don't cover over quick-search-container's rounded corners
        }

        &:hover {
            background-color: @bc-panel-bg-hover;

            .dark & {
                background-color: @dark-bc-panel-bg-hover;
            }
        }

        &.highlight {
            background-color: @bc-bg-highlight;
            color: @bc-menu-text;

            .dark & {
                background-color: @dark-bc-bg-highlight;
                color: @dark-bc-menu-text;
            }
        }
    }
}

@-webkit-keyframes autocomplete {
    0%   { opacity: 0.6; -webkit-transform: translate3d(0, 0, 0) scale(0.6); }
    100% { opacity: 1; -webkit-transform: translate3d(0, 0, 0) scale(1); }
}
@keyframes autocomplete {
    0%   { opacity: 0.6; transform: translate3d(0, 0, 0) scale(0.6); }
    100% { opacity: 1; transform: translate3d(0, 0, 0) scale(1); }
}

.quicksearch-pathmatch,
.quicksearch-namematch {
    font-weight: @font-weight-semibold;
}

.quicksearch-pathmatch {
    color: @bc-text-medium;

    .dark & {
        color: @dark-bc-text-medium;
    }
}


/* Spinner */

.spinner {
    display: inline-block;
    box-sizing: border-box;
    width: 14px;
    height: 14px;
    border-left: 3px solid @bc-spinner;
    border-right: 3px solid @bc-spinner;
    overflow: hidden;
    position: relative;
    visibility: hidden;

    .dark & {
        border-left: 3px solid @dark-bc-spinner;
        border-right: 3px solid @dark-bc-spinner;
    }

    &:before,
    &:after {
        border-left: 3px solid @bc-spinner;
        border-right: 3px solid @bc-spinner;
        box-sizing: border-box;
        content: "";
        display: block;
        position: absolute;
        width: 100%;
        height: 3px;
        left: 0;

        .dark & {
            border-left: 3px solid @dark-bc-spinner;
            border-right: 3px solid @dark-bc-spinner;
        }
    }
    &:before {
        top: 0;
    }
    &:after {
        bottom: 0;
    }

    &.spin {
        -webkit-animation: spinner-rotateplane 1.2s infinite ease-in-out;
        animation: spinner-rotateplane 1.2s infinite ease-in-out;
        visibility: visible;
    }

    &.large {
        width: 36px;
        height: 36px;
        border-left: 9px solid @bc-spinner;
        border-right: 9px solid @bc-spinner;

        .dark & {
            border-left: 9px solid @dark-bc-spinner;
            border-right: 9px solid @dark-bc-spinner;
        }

        &:before,
        &:after {
            border-left: 7px solid @bc-spinner;
            border-right: 7px solid @bc-spinner;
            height: 9px;

            .dark & {
                border-left: 7px solid @dark-bc-spinner;
                border-right: 7px solid @dark-bc-spinner;
            }
        }
    }

    &.inline {
        margin-left: 8px;
        position: relative;
        top: 3px;
    }
}

@-webkit-keyframes spinner-rotateplane {
    0% { -webkit-transform: perspective(120px); }
    50% { -webkit-transform: perspective(120px) rotateY(180deg); }
    100% { -webkit-transform: perspective(120px) rotateY(180deg)  rotateX(180deg); }
}
@keyframes spinner-rotateplane {
    0% { transform: perspective(120px) rotateX(0deg) rotateY(0deg); }
    50% { transform: perspective(120px) rotateX(-180.1deg) rotateY(0deg); }
    100% { transform: perspective(120px) rotateX(-180deg) rotateY(-179.9deg); }
}



/* Problems panel & CodeInspection status bar indicator */

#status-indicators #status-inspection {
    border: none;
    cursor: default;
    width: 13px;

    &.inspection-errors {
        cursor: pointer;
    }
}

.inspection-disabled {
    background: url(images/topcoat-inactive-15.svg) 9px 5px no-repeat;
}

.inspection-errors {
    background: url(images/topcoat-warning-15.svg) 9px 5px no-repeat;
}

.inspection-errors:hover {
    background-color: rgba(0, 0, 0, 0.03);
}

.inspection-errors:active {
    background-color: rgba(0, 0, 0, 0.05);
}

.inspection-valid {
    background: url(images/topcoat-okay-15.svg) 9px 5px no-repeat;
}

#problems-panel {
    .user-select(text);  // allow selecting error messages for easy web searching
    .line {
        text-align: right;  // make line number line up with editor line numbers
    }

    .line-icon {
        vertical-align: middle;

        .line-icon-default {
            width: 20px;
            height: 18px;
            background-image: url(images/topcoat-inactive-15.svg);
            background-repeat: no-repeat;
            background-position: 0px 1px;
        }

        // Add an image based on the type of the problem.
        .line-icon-problem_type_error {
            background-image: url(images/topcoat-error-15.svg);
        }
        .line-icon-problem_type_warning {
            background-image: url(images/topcoat-warning-15.svg);
        }
        .line-icon-problem_type_meta {
            background-image: url(images/topcoat-inactive-15.svg);
        }
    }

    .line-text {
        white-space: nowrap;
        width: auto;
        padding-left: 5px;
    }

    .line-snippet {
        white-space: nowrap;
        width: 100%;
        padding-left: 10px;
    }

    .inspector-section > td {
        padding-left: 5px;
    }
}

/* Line up label text and input text */
label input {
    position: relative;
    top: -2px;
}

/* Live Preview */

// CodeMirror uses inline styles for active line number, so must use !important here to override
.live-preview-sync-error .CodeMirror-linenumber {
    background-color: @live-preview-sync-error-background !important;
    color: @live-preview-sync-error-color !important;
}

/* Quick Edit, Quick Docs */
.popover-message {
    position: absolute;
    top: 0;
    left: 0;
    z-index: @z-index-brackets-inline-editor-error;
    opacity: 1.0;

    -webkit-transform: scale(0);
    transform: scale(0);

    .text {
        padding: 5px 10px;
        background-color: @bc-error;
        border-radius: 3px;
        color: @bc-text-alt;
        box-shadow: 0 3px 9px @bc-shadow;
        white-space: nowrap;

        .dark & {
            background-color: @dark-bc-error;
            border-radius: 3px;
            color: @dark-bc-text-alt;
            box-shadow: 0 3px 9px @dark-bc-shadow;
        }
    }
    .arrowAbove {
        height: 0;
        width: 0;
        border-width: 0 10px 10px 10px;
        border-color: transparent transparent @bc-error transparent;
        border-style: solid;

        .dark & {
            border-color: transparent transparent @dark-bc-error transparent;
        }
    }
    .arrowBelow {
        height: 0;
        width: 0;
        border-width: 10px 10px 0 10px;
        border-color: @bc-error transparent transparent transparent;
        border-style: solid;

        .dark & {
            border-color: @dark-bc-error transparent transparent transparent;
        }
    }
    &.animateOpen {
        transition: -webkit-transform 125ms;
        transition: transform 125ms;
        -webkit-transform: scale(1);
        transform: scale(1);
    }
    &.animateClose {
        // Make the animation use the GPU--especially important for retina.
        -webkit-transform: translateZ(0);
        transform: translateZ(0);
        transition: opacity 500ms 5s ease-in, -webkit-transform 500ms 5s;
        transition: opacity 500ms 5s ease-in, transform 500ms 5s;
        opacity: 0.0;
    }
    &.open {
        -webkit-transform: scale(1);
        transform: scale(1);
    }
}

.emphasized {
    font-weight: 900;
    font-size: 1.01em;
}

/* Extension Manager */
#install-drop-zone {
    background-color: transparent;
    box-shadow: initial;
    font-weight: normal;
    border-style: dashed;
    position: relative;

    .dark & {
        border-color: #5f5f5f;
    }
}

#install-drop-zone .install-from-url {
    cursor: pointer;
}

#install-drop-zone-mask {
    position: absolute;
    top: -1px;
    left: -1px;

    padding: 1px;
    width: 100%;
    height: 100%;
    display: none;

    cursor: copy;
}

#install-drop-zone.drop #install-drop-zone-mask {
    display: block;
}

#install-drop-zone.drop {
    background: @bc-primary-btn-bg;
    box-shadow: initial;
    font-weight: normal;
    border: 1px solid @bc-primary-btn-bg;
    color: @bc-text-alt;
    text-shadow: none;

    .dark & {
        background: @dark-bc-primary-btn-bg;
        border: 1px solid @dark-bc-primary-btn-bg;
        color: @dark-bc-text-alt;
    }
}

.install-drag-message {
    display: none;
}

.install-drop-message {
    display: none;
}

.install-validating-message {
    display: none;
}

#install-drop-zone.drag .install-drag-message {
    display: inline;
}

#install-drop-zone.drop .install-drop-message {
    display: inline;
}

#install-drop-zone.validating .install-validating-message {
    display: inline;
}

#hidden-editors {
    display: none;
}

.theme-settings td {
    padding: 2px;
}

.theme-settings .modal-body {
    min-height: 300px;
    max-height: 300px;
}

#status-language button, #status-encoding button {
    width: auto;
}
