.file-tree {
    font-family: $font-family-primary !important;
    font-size: $tree-font-size !important;
    background-color: $color-bg !important;
    display: inline-block;
    color: $tree-text-fg !important;

    &,
    & * {
        box-sizing: border-box;
    }

    width: 100%;
}

.browser-tree {
    height: 100%;
}

.file-tree> {
    div {
        position: absolute !important;
        height: 100% !important;
        top: 0px !important;

        >div {
            scrollbar-gutter: stable;
            overflow: overlay !important;
        }
    }
}

.file-entry {
    font: inherit;
    text-align: left;
    display: flex;
    align-items: center;
    white-space: nowrap;
    padding: 2px 0;
    cursor: pointer !important;
    color: $tree-text-fg !important;

    &:before {
        content: '';
        background: $color-gray-light;
        position: absolute;
        width: 1px;
        height: 100%;
        // set box-shadow to show tree indent guide.
        box-shadow: -16px 0 0 0 $color-gray-light,
            -32px 0 0 0 $color-gray-light,
            -48px 0 0 0 $color-gray-light,
            -64px 0 0 0 $color-gray-light,
            -80px 0 0 0 $color-gray-light,
            -96px 0 0 0 $color-gray-light,
            -112px 0 0 0 $color-gray-light,
            -128px 0 0 0 $color-gray-light,
            -144px 0 0 0 $color-gray-light,
            -160px 0 0 0 $color-gray-light,
            -176px 0 0 0 $color-gray-light,
            -192px 0 0 0 $color-gray-light,
            -208px 0 0 0 $color-gray-light,
            -224px 0 0 0 $color-gray-light,
            -240px 0 0 0 $color-gray-light,
            -256px 0 0 0 $color-gray-light,
            -272px 0 0 0 $color-gray-light,
            -288px 0 0 0 $color-gray-light,
            -304px 0 0 0 $color-gray-light,
            -320px 0 0 0 $color-gray-light,
            -336px 0 0 0 $color-gray-light,
            -352px 0 0 0 $color-gray-light,
            -368px 0 0 0 $color-gray-light,
            -384px 0 0 0 $color-gray-light,
            -400px 0 0 0 $color-gray-light,
            -416px 0 0 0 $color-gray-light,
            -432px 0 0 0 $color-gray-light,
            -448px 0 0 0 $color-gray-light,
            -464px 0 0 0 $color-gray-light,
            -480px 0 0 0 $color-gray-light,
            -496px 0 0 0 $color-gray-light,
            -512px 0 0 0 $color-gray-light,
            -528px 0 0 0 $color-gray-light,
            -544px 0 0 0 $color-gray-light,
            -544px 0 0 0 $color-gray-light,
            -560px 0 0 0 $color-gray-light;
    }

    &:hover,
    &.pseudo-active {
        background-color: $tree-bg-hover !important;
        color: $tree-fg-hover !important;

        span.file-label {
            span.file-name {
                color: $tree-text-hover-fg !important;
            }
        }
    }

    &.active,
    &.prompt {
        background-color: $tree-bg-selected !important;
        border-color: $color-primary-light;
        border-right: $active-border !important;
        color: $tree-text-hover-fg !important;

        span.file-label {
            span.file-name {
                color: $tree-text-hover-fg !important;
            }
        }
    }

    i {
        display: inline-block;
        font-size: 18px;
        text-align: center;
        height: 21px !important;
        width: 20px !important;
        flex-shrink: 0;

        &:before {
            height: inherit;
            width: inherit;
            display: inline-block;
        }

        &.directory-toggle {
            &:before {
                background-position: 6px center !important;
                font-family: $font-family-icon;
                content: "\f054" !important;
                border-style: none;
                margin-left: 5px;
                font-weight: 900;
                right: 15px;
                top: 3px;
                font-size: 0.6rem;
                line-height: 2;
            }

            &.open:before {
                background-position: -14px center !important;
                font-family: $font-family-icon;
                content: "\f078" !important;
                border-style: none;
                margin-left: 5px;
                font-weight: 900;
                transform: none !important;
            }

            &.loading:before {
                content: '' !important;
                font-family: $font-family-icon;
                border-style: none;
                background: $loader-icon-small 0 0 no-repeat;
                background-position: center !important;
            }
        }
    }

    span.file-label {
        display: flex;
        align-items: center;
        padding: 0 2px 0 2px;
        border: 1px solid transparent;
        height: auto;
        white-space: normal;
        cursor: pointer !important;
        margin-left: 2px;

        &:hover,
        &.pseudo-active {
            color: $tree-fg-hover !important;
        }
    }

    &.prompt.new .file-label,
    &.file .file-label {
        margin-left: 18px;
    }

    span.file-name {
        font: inherit;
        flex-grow: 1;
        user-select: none;
        color: $tree-text-fg !important;
        margin-left: 3px;
        cursor: pointer !important;
        white-space: nowrap;

        &:hover,
        &.pseudo-active {
            color: $tree-fg-hover !important;
        }
    }
}

// Set the tree depth CSS from depth level 21 to 50 as in default CSS depth is set from 0 to 20.
@for $i from 21 through 50 {
    .file-entry.depth-#{$i} {
        padding-left: 16px * ($i - 1);
    }
}

.children-count {
    margin-left: 3px;
}

::-webkit-scrollbar {
    width: 8px;
    height: 8px;

    &-track {
        background: transparent;
    }

    &-corner {
        background: transparent;
    }

    &-thumb {
        background: #3a3a3a;

        &:hover {
            background: #424242;
        }
    }
}

.file-tree {
    font-family: 'Segoe UI';
    font-size: 15px;
    color: #c1c1c1;
    background-color: #1f1f1f;
    display: inline-block;

    &,
    & * {
        box-sizing: border-box;
    }
}

.file-entry {
    font: inherit;
    text-align: left;
    display: flex;
    align-items: center;
    white-space: nowrap;
    padding: 2px 0;
    padding-left: 2px;
    cursor: default;

    &.red {
        filter: saturate(.5);

        .file-icon:after {
            content: '';
            height: 8px;
            width: 8px;
            font-weight: bold;
            display: inline-block;
            background: #da2d38;
            position: relative;
            border-radius: 4px;
            left: -7px;
            box-sizing: border-box;
        }
    }

    &.magenta span.file-name {
        color: magenta;
    }

    &.big {
        font-family: monospace;
    }

    &:hover,
    &.pseudo-active {
        background-color: #2d2d2d;
    }

    &.active,
    &.prompt {
        background-color: #333333;
    }

    &.dragging {
        background: #2a2a2a;
    }

    &.dragover {
        background-color: #313131;
    }

    i {
        display: inline-block;
        font: normal normal normal 18px/1 "default-icons";
        font-size: 18px;
        text-align: center;
        height: 18px;
        width: 18px;

        &:before {
            height: inherit;
            width: inherit;
            display: inline-block;
        }
    }

    span.file-label {
        display: flex;
        align-items: center;
    }

    &.prompt.new .file-label,
    &.file .file-label {
        margin-left: 18px;
    }

    span.file-name {
        font: inherit;
        flex-grow: 1;
        user-select: none;
        cursor: default;
        color: #c1c1c1;
        margin-left: 3px;

        & input[type='text'] {
            display: block;
            width: 94%;
            margin: 0;
            font: inherit;
            border-radius: 3px;
            padding: 1px 2px;
            border: 0;
            background: #2d2d2d;
            color: inherit;
            outline: none;
            position: relative;
            z-index: 1;
            margin-top: -2px;
            top: 1px;
            left: -2px;

            &:focus {
                box-shadow: 0px 0px 1px 1px #1ead7f;
            }

            &.invalid {
                box-shadow: 0px 0px 1px 1px #a51c15;

                &+span.prompt-err-msg {
                    position: relative;
                    display: block;

                    &:after {
                        content: 'Invalid filename';
                        position: absolute;
                        background: rgb(105, 30, 30);
                        width: 94%;
                        padding: 1px 2px;
                        box-sizing: border-box;
                        border-radius: 0px 0px 4px 4px;
                        box-shadow: 0px 0px 0px 1px #a51c15;
                        font-size: 14px;
                        z-index: 2;
                    }
                }
            }

            &.invalid-input-pulse {
                &+span.prompt-err-msg {
                    animation: pulsate-err-msg .3s ease-in-out 2;
                }
            }
        }
    }
}

@for $i from 2 through 20 {
    .file-entry.depth-#{$i} {
        padding-left: 16px * ($i - 1);
    }
}

@keyframes pulsate-err-msg {
    0% {
        color: #868686;
    }

    50% {
        color: inherit;
    }

    100% {
        color: #868686;
    }
}