/*
*
* @copyright Copyright (c) Open-Xchange GmbH, Germany <info@open-xchange.com>
* @license AGPL-3.0
*
* This code is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.

* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.

* You should have received a copy of the GNU Affero General Public License
* along with OX App Suite. If not, see <https://www.gnu.org/licenses/agpl-3.0.txt>.
*
* Any use of the work other than as authorized under this license or copyright law is prohibited.
*
*/

@width: 320px;
@pictureSize: 48px;
@headerHeight: 5rem;
@controlsHeight: 5rem;
@footerHeight: 4rem;
@avatarSize: 40px;
@stateSize: 12px;
@backgroundColor: #f5f5f5;
@borderColor: #ccc;
@borderRadius: 6px;

// state colors
@green: #02ab07;
@orange: #FB8C00;
@red: #D32F2F;
@blue: #3c73aa;
@lightblue: #0278D4;
@darkblue: #004f8c;
@lightgray: #ccc;
@gray: #707070;
@black: #303030;

@fs16: 1rem;
@fs15: 0.9375rem;
@fs14: 0.8750rem;
@fs13: 0.8125rem;
@fs12: 0.7500rem;

.ox-chat {

    font-size: @fs14;
    line-height: 1rem;

    &:not(.embedded) {
        display: flex;
        height: 100%;
    }

    &.embedded {
        margin-bottom: 8px;
    }

    &.columns {

        border-left: 2px solid @black;
        .chat-leftside {
            width: 100%;
            background-color: #fff;
        }
        .chat-rightside,
        .chat-rightside .header,
        .chat-leftside .header,
        .chat .header { display: none; }

        .classic-toolbar-container { display: block; }

        &.open {
            .chat-leftside { display: none; }
            .chat-rightside { display: block; }
        }

        .message {
            padding: 4px 48px 4px 16px;
            .avatar { display: none; }
            &.preview {
                padding-right: 48px;
            }
        }

        .visible-bubbles .message {
            padding: 4px 48px 4px 16px;
            &.myself {
                padding-right: 16px;
                padding-left: 48px;
            }
        }

        .resizebar { display: block; }

        .chats li:hover, .search-result li:hover { background-color: @backgroundColor; }

        .more-dropdown {
            float: right;
        }

        .navigation-actions .btn-nav:hover {
            background-color: #f5f5f5;
        }
    }

    &:not(.columns) {
        width: auto !important;
    }

    .chat-leftside {
        flex: 0 0 auto;
        width: @width;
        background-color: @backgroundColor;
        border-right: 1px solid @borderColor;

        display: flex;
        flex-direction: column;
        height: 100%;
    }

    .chat-rightside {
        flex: 1;
        position: relative;

        .title {
            .ellipsis();
        }

        .toolbar-title {
            flex: 1;
            padding: 8px;
            .ellipsis();
            line-height: 22px;
            font-weight: 600;
            text-align: center;
        }

        .scrollpane {
            flex: 1;
            /*background-image: url(apps/themes/default/baseline_8_cyan.png);
            background-attachment: local;*/
        }
        .header {
            padding: .5rem 8px ~"calc(.5rem - 1px)" 16px;
        }

        .connection-problem-banner {
            font-size: 0.9375rem;
            font-weight: bold;
            height: 0px;
            background-color: @lightgray;
            text-align: center;
            transition: height 0.3s;

            &.disconnected {
                height: 2rem;
                padding: 0.5rem;
            }
        }
    }

    .classic-toolbar {
        display: flex;
        justify-content: space-between;

        button {
            background-size: cover;
        }
    }

    .header {
        height: @headerHeight;
        padding: 16px 16px 15px 16px;
        border-bottom: 1px solid @borderColor;
        background-color: @backgroundColor;
        position: relative;

        &.expanded {
            height: auto;
            max-height: 100%;
            overflow-y: auto;

            .dropdown {
                height: 48px;
            }

            .flex-grow {
                overflow: visible;
            }
        }

        h2 {
            font-size: @fs16;
            line-height: 4rem;
            font-weight: bold;
            margin: -1px 0 0 0;
            padding: 0;
        }
    }

    .chat .header.expanded .chat-avatar {
        margin-top: 4px;
    }

    .resizebar {
        position: absolute;
        top: 0;
        left: -3;
        bottom: 0;
        background: transparent;
        width: 5px;

        z-index: 10000;
        cursor: e-resize;
        cursor: ew-resize;
        cursor: col-resize;

        display: none;
    }

    /* need to consolidate with action-button-rounded (due to text zoom) */
    .btn-round {
        width: 40px;
        height: 40px;
        border-radius: 50%;
        border: 1px solid fade(@link-color, 40%);
        background-color: fade(@link-color, 4%);
        color: @link-color;
        display: flex;
        justify-content: center;
        align-items: center;
        font-size: 16px;
        margin: 0 auto;
        &:hover {
            border: 1px solid fade(@link-color, 80%);
            background-color: fade(@link-color, 10%);
        }
        &:focus {
            color: white;
            background-color: @link-color;
            background-color: @link-color;
        }
    }

    .chat-leftside .header {

        display: flex;
        flex-direction: row;
        align-items: center;

        .picture {
            .picture(@pictureSize, @pictureSize);
            margin-right: 8px;
            float: left;
            display: flex;
            .avatar {
                margin-top: auto;
                margin-bottom: auto;
            }
        }

        .btn-round {
            .btn-link {
                margin: 0;
                padding: 0;
                height: 16px;
                font-size: 0;
            }
            svg.fa {
                vertical-align: initial;
            }
        }

        .name {
            flex: 1;
            font-size: @fs13;
            font-weight: bold;
            line-height: @pictureSize;
            .ellipsis();
        }

        .state {
            position: absolute;
            left: 44px;
            top: 48px;
        }
    }

    ul[role="tree"] {
        padding: 0;
        margin: 0;
    }

    li[role="treeitem"] {
        list-style-type: none;
    }

    .classic-toolbar-container {
        position: relative;
        height: 40px;
        display: none;
        .classic-toolbar {
            height: 2.5rem;
            svg {
                vertical-align: middle;
            }
        }
    }

    .search {
        background-color: white;
        height: 2.5rem;
        position: relative;
        border: 0;
        border-bottom: 1px solid @borderColor;

        input {
            border: 0;
            width: 100%;
            padding: 0 2rem 0 1rem;
            line-height: ~"calc(2.5rem - 1px)";
            height: ~"calc(2.5rem - 1px)";
        }

        button {
            display: none;
            position: absolute;
            top: 0;
            right: 0;
            color: @gray;
            padding: 0 16px;
            height: 100%;
            line-height: 0;
        }

        &.closable button { display: block; }
    }

    .start-chat {
        .flex-center();
        .center { text-align: center; }
        //.btn-link { color: @gray; }
    }

    .left-navigation {

        flex: 1;
        display: flex;
        flex-direction: column;
        overflow-y: auto;
        outline: 0;
        padding-bottom: 8px;

        .show-search {
            .chats { display: none; }
            .search-result { display: block; }
        }
    }

    .navigation-actions {
        padding-top: 8px;
        padding-bottom: 8px;

        .btn-nav {
            display: flex;
            align-items: center;
            border: 0;
            padding: 12px 16px 12px 16px;
            line-height: 1rem;
            width: 100%;
            text-align: left;
            background-color: transparent;
            border-radius: 0;
            outline: 0;
            &:hover {
                background-color: #eee;
            }
            &:focus {
                color: white;
                background-color: @selected-background;
            }
        }

        .btn-nav:focus {
            font-weight: bold;
        }

        .btn-icon {
            height: 20px;
            margin: 0 26px 0 10px;
        }
    }

    .density-compact .navigation-actions {
        padding-top: 12px;
        padding-bottom: 12px;
        .btn-nav {
            padding: 4px 16px 4px 16px;
        }
        .btn-icon {
            height: 14px;
            margin: 0 8px 0 0;
        }
    }

    .scrollpane > ul, ul.members {
        list-style-type: none;
        margin: 0;
        padding: 0;
    }

    .chats, .search-result {
        h2 {
            font-size: @fs14;
            line-height: 1rem;
            font-weight: bold;
            padding: 0;
            margin: 16px 16px 0 16px;
        }
    }

    .chat-list {
        padding: 4px 0;
        list-style-type: none;
        margin: 0;
        li {
            display: flex;
            align-items: center;
            cursor: pointer;
            padding: 8px 16px 8px 8px;
            border-right: 4px solid transparent;
            line-height: 1rem;
            outline: 0;

            &.no-results {
                cursor: initial;
                display: block;
                text-align: center;
                border: none;
                padding: 20px;
                &:hover { background-color: transparent; }
            }

            .chats-container {
                margin-top: auto;
                margin-bottom: auto;
                padding: 0;
                flex: 1;
                overflow: hidden;
                .chats-row {
                    display: flex;
                    align-items: center;
                }
            }
        }

        .chat-avatar {
            margin: 0 16px 0 8px;
        }

        .title {
            .ellipsis();
            font-weight: 600;
            flex: 1;
        }

        .typing {
            color: #707070;
            font-style: italic;
            font-weight: normal;
            white-space: nowrap;
            margin-left: 4px;
        }

        .sender, .delivery, .last-message {
            opacity: 0.8;
        }

        .sender {
            margin-right: 5px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            min-width: 0;
        }

        .last-modified {
            margin-left: 8px;
            opacity: 0.80;
        }

        .last-message {
            flex: 1;
        }

        .unread-count {
            font-size: @fs12;
            line-height: 1rem;
            font-weight: bold;
            color: white;
            background-color: @lightblue;
            text-align: center;
            padding: 0 8px;
            margin-left: 4px;
            border-radius: 4px;
            height: 16px;
            display: none;
        }

        .delivery {
            margin: 5px 5px 0px 8px;

            &.server {
                margin-right: 0px;
            }
        }

        .label {
            flex: 0 0 auto;
            display: none;
        }

        .unseen {
            .last-message {
                font-weight: 600;
            }
            .unread-count {
                display: inline-block;
            }
        }

        .fa-check-circle {
            color: @green;
        }

        .density-default {
            padding: 0 12px 0 8px;
            .title {
                font-weight: normal;
            }
            &.unseen .title {
                font-weight: bold;
            }
            .chat-avatar {
                margin: 4px 20px 4px 12px;
            }
            .avatar {
                width: 32px;
                height: 32px;
            }
            .chat-avatar .image .fa {
                height: 16px;
            }
            .presence {
                top: 14px;
                left: 20px;
            }
        }

        .density-compact {
            line-height: 1.5rem;
            padding: 0 12px 0 16px;
            .simple-avatar {
                width: 16px;
                text-align: center;
                margin-right: 8px;
                line-height: 0;
            }
            .title {
                font-weight: normal;
            }
            &.unseen .title {
                font-weight: bold;
            }
        }
    }

    .last-message {
        .ellipsis();
        padding-right: 8px;

        .icon {
            margin-right: 0.5em;
        }

        .info { display: none; }
    }

    .scrollpane {
        overflow-y: auto;
        outline: 0;
    }

    .initials {
        display: inline-block;
        background-color: #eee;
        .picture(40px, 40px);
        color: rgba(0, 0, 0, 0.60);
        font-weight: bold;
        .flex-center();
    }

    .avatar {
        &.gray { color: #000; }
        &.red { background-color: #FFA0A5; }
        &.orange { background-color: #FFA77B; }
        &.yellow { background-color: #FFD23A; }
        &.green { background-color: #BFDE45; }
        &.cyan { background-color: #99E4FB; }
        &.blue { background-color: #95CEFF; }
        &.purple { background-color: #E5B0FF; }
        &.pink { background-color: #FFC2DE; }
    }

    .picture {
        position: relative;
        .presence {
            position: absolute;
            top: 28px;
            left: 28px;
        }
    }

    .presence .icon {
        width: 16px;
        height: 16px;
        margin-right: 8px;
        i.fa {
            font-size: 10px;
            line-height: 14px;
        }
    }

    .chat-avatar .presence, .list-unstyled .presence {
        position: absolute;
        top: 23px;
        left: 27px;
        &.offline { display: none; }
    }

    .chat-avatar {
        position: relative;
        .initials, .group {
            width: @avatarSize;
            height: @avatarSize;
            .flex-center();
        }
        .group {
            position: relative;
            border-radius: 50%;
            background-size: cover;
        }
        .state {
            position: absolute;
            top: 29px;
            left: 28px;
        }
        .image .fa {
            color: rgba(0, 0, 0, 0.6);
            height: 20px;
        }
    }

    .chat {
        display: flex;
        flex-direction: column;

        .header {
            display: flex;
            h2 {
                font-size: @fs15;
                font-weight: bold;
                line-height: 1.5rem;
            }
            .chat-avatar {
                float: left;
                margin-right: 16px;
                margin-top: auto;
                margin-bottom: auto;
            }
            .dropdown {
                margin-left: 1rem;
                display: flex;
                justify-content: center;
            }
            .dropdown-toggle:focus {
                border-radius: 3px;
                box-shadow: 0 0 2px 2px @link-color;
            }
        }

        .scrollpane {
            position: relative;
            .paginate {
                height: 40px;
            }
        }
    }

    .conversation {
        padding: 16px 0;
        min-height: 100%;
        display: flex;
        flex-direction: column;
        justify-content: flex-end;
    }

    .message.deleted {
        content: "";
    }
    .delivery {
        width: 14px;
        height: 14px;
        polyline:nth-child(2) { display: none; }
        &.received polyline:nth-child(2) { display: block; }
        &.seen polyline {
            display: block;
            stroke: @lightblue;
        }
    }

    .date-container {
        margin: 16px 0 8px 0;
        padding: 0 16px;
        .date {
            color: #333;
            font-size: @fs13;
            text-align: center;
            line-height: 1rem;
            font-weight: 500;
            border-bottom: 1px solid #ddd;
            padding: 3px 0 4px 0;
        }
    }

    .message {

        font-size: @fs15;
        line-height: 1.5rem;
        padding: 0 96px 0 72px;
        position: relative;
        user-select: text;

        /*&:nth-child(odd) {
            background-color: rgba(255, 0, 255, 0.1);
        }

        &:nth-child(even) {
            background-color: rgba(0, 255, 255, 0.1);
        }*/

        > .content {
            position: relative;
            width: 100%;
        }

        &:focus-within, &:hover {
            &.editable {
                background-color: #f5f5f5;
            }
            .delivery {
                display: none;
            }
            .message-actions-dropdown {
                display: inline-block;
            }
        }

        .body {
            white-space: pre-wrap;
            word-break: break-word;
        }

        .body.contains-emoji {
            .emoji {
                font-size: (22 / 16rem);
                vertical-align: top;
            }
        }

        .body.contains-emoji.only-emoji {
            line-height: 3rem;
            .emoji {
                font-size: (40 / 16rem);
                vertical-align: top;
            }
        }

        .body.deleted {
            color: @gray;
            font-style: italic;
        }

        &:last-child {
            margin-bottom: 0;
        }

        blockquote {
            font-size: inherit;
            line-height: inherit;
            padding: 8px;
            background-color: #eee;
            border-radius: @borderRadius;
            border-left: 4px solid rgba(0, 0, 0, 0.4);
            margin-bottom: 8px;
        }

        .mention {
            color: #0062af;
            background-color: #e9f5ff;
            font-size: 13px;
            font-weight: 600;
            border-radius: 4px;
            padding: 2px 6px;
            &.me {
                color: white;
                background-color: #0062af;
            }
        }

        > .sender {
            font-size: @fs14;
            color: #333;
            padding: 6px 0 2px 0;
            min-height: 2rem;
            .name {
                font-weight: bold;
                margin-right: 4px;
            }
            .time, .email {
                color: @gray;
                font-size: @fs13;
            }
        }

        &.user > .content {
            margin: -2px 0 0 0;
            padding: 0 0 10px 0;
            max-width: 100%;
        }

        .flags {
            font-size: @fs12;
            line-height: 1rem;
            color: #505050;
            margin-bottom: .5rem;
            > span {
                padding: 0 .25rem;
                background-color: #f5f5f5;
                display: inline-block;
            }
            > .flag-failed {
                color: #b70000;
                background-color: #fff5f5;
            }
        }

        .flags:empty {
            margin-bottom: 0;
        }

        .state {
            display: none;
        }

        .delivery {
            position: absolute;
            right: 20px;
            line-height: 16px;
            bottom: 4px;
        }

        .initials {
            position: absolute;
            top: 12px;
            left: 16px;
        }

        .progress {
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            height: 9px;
            margin: 0;
            border-top: 1px solid #ddd;
            border-radius: 0 0 @borderRadius @borderRadius;
            box-shadow: none;
            background-color: #ddd;
        }

        .progress-bar {
            background-color: #555;
        }

        .file-action {
            color: white;
            border: 0;
            padding: 0;
            background-color: rgba(0, 0, 0, 0.50);
            width: 32px;
            height: 32px;
            line-height: 0;
            border-radius: 50%;
        }

        .message-thumbnail .file-action {
            position: absolute;
            top: 50%;
            left: 50%;
            margin: -16px 0 0 -16px;
            font-size: 16px;
        }

        &.highlight .content {
            animation-name: highlightMessage;
            animation-duration: 3s;
        }

        &.myself {
            &.highlight .content {
                animation-name: highlightOwnMessage;
            }
        }

        &.system {
            margin: 8px 0 0 0;
            padding: 7px 16px 1px 16px;
            width: 100%;
            .content {
                width: 100%;
            }
            .body {
                text-align: center;
                font-size: @fs14;
                color: @gray;
            }
            .name {
                font-weight: 500;
                color: #333;
            }
            .delivery, .time {
                display: none;
            }
        }

        &.system + .system {
            margin-top: -8px;
        }

        .show-more {
            margin-left: 8px;
            padding: 0;
            line-height: 16px;
            border: none;
            position: relative;
            top: -1px;
        }

        .hyperino {
            color: #7a34ff;
            font: ~'normal bold 3rem/4rem Arial, "Helvetica Neue"';
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.20);
            transform: skew(-30deg);
        }

        code {
            padding: 0 4px;
            border-radius: 4px;
        }
    }

    .message-thumbnail-container {
        line-height: 1px;
        .name {
            font-size: @fs12;
            line-height: 2rem;
            color: #707070;
        }
        &.animation-running .message-thumbnail{
            &.io-ox-busy:before {
                // above preview image, behind animated image
                z-index: 1;
                color: @lightgray;
            }
            cursor: pointer;
            .play-button { display: none; }
            .animated-file { display: block; }
        }
        .message-thumbnail {
            position: relative;
            max-width: 240px;
            overflow: hidden;
            display: inline-block;
            border-radius: @borderRadius;
            img {
                border: 0;
                width: 100%;
            }
            img.loading {
                background-color: #eee;
            }
            .animated-file {
                display: none;
                position: absolute;
                top: 0;
                background: #ffffff;
                // work with z index here, so preview image is shown behind this until file is loaded (also prevents some height/width glitches while loading)
                z-index: 2;
                left: 0;
            }
            .play-button {
                position: absolute;
                top: 50%;
                left: 50%;
                margin: -24px 0 0 -24px;
                width: 48px;
                height: 48px;
                border-radius: 50%;
                border: none;
                color: white;
                background-color: rgba(0, 0, 0, 0.50);
                line-height: 0;
                svg {
                    height: 24px;
                }
                &:hover, &:focus {
                    color: #333;
                    background-color: rgba(255, 255, 255, 0.80);
                }
            }
        }
        &[data-cmd] {
            cursor: pointer;
        }
        &.cursor-zoom-in {
            cursor: zoom-in;
        }
    }

    .message-file-container {
        position: relative;
        display: flex;
        align-items: center;
        border: 1px solid #ddd;
        background-color: white;
        border-radius: @borderRadius;
        height: 4rem;
        padding: 1rem 16px;
        font-size: @fs13;
        line-height: 1rem;
        .file-type {
            height: 28px;
            margin-right: 8px;
        }
        .details {
            flex: 1;
            overflow: hidden;
        }
        .name {
            font-weight: bold;
        }
        .info {
            color: @gray;
        }
        .file-action {
            color: #333;
            background-color: rgba(0, 0, 0, 0.10);
        }
        .progress {
            height: 1px;
            bottom: 6px;
            border-top: 0;
            border-radius: 0;
            left: 16px;
            right: 16px;
        }
    }

    .reference-container {
        .message-file-container {
            padding-right: 4px;
            padding-left: 52px;
        }
    }

    .message-quote {
        /* 6d6d6d has enought contrast on #f0f0f0 */
        color: #6d6d6d;
        padding: 8px;
        background-color: #f5f5f5;
        border-radius: @borderRadius;
        border-left: 4px solid rgba(0, 0, 0, 0.30);
        margin-bottom: 8px;
        display: inline-block;
        .sender {
            color: #333;
            font-size: @fs12;
            font-weight: 500;
            margin: 0 0 4px 0;
            text-overflow: ellipsis;
            overflow: hidden;
        }
        .content {
            width: 100%;
        }
        .message-thumbnail-container .name {
            color: #6d6d6d;
        }
    }

    .message-actions-dropdown {
        display: none;
        position: absolute;
        right: 20px;
        bottom: 8px;
        height: 16px;
        padding: 0;
        line-height: 0;
        .actions-toggle {
            color: #333;
            padding: 0;
            height: 16px;
            line-height: 0;
            i {
                vertical-align: middle;
            }
        }

        &.open {
            display: inline-block;
        }

        // super special next sibling selector
        &.open + .delivery {
            display: none;
        }
    }

    .message.command > .incoming-call {
        border: 1px solid #ddd;
        border-radius: 6px;
        padding: 1rem 16px;
        margin-bottom: 1rem;
        height: 5rem;
        display: flex;
        align-items: center;
        background-color: white;
        text-decoration: none;
        .icon {
            width: 40px;
            height: 40px;
            color: white;
            background-color: green;
            border-radius: 50%;
            margin-right: 16px;
            .flex-center();
            svg { height: 24px; }
        }
        .details {
            flex: 1;
            overflow: hidden;
            line-height: 1.5rem;
        }
        .caller {
            font-weight: bold;
        }
        .join-link {
            color: #707070;
        }
    }

    .visible-bubbles .message {

        &.user > .content > .body {
            color: #333;
            background-color: #eee;
            border-radius: @borderRadius;
            padding: 11px 16px 9px 16px;
            display: inline-block;
            margin-bottom: 4px;
            &:empty {
                display: none;
            }
            &.only-emoji, &.file {
                background-color: transparent !important;
            }
        }

        &.myself > .content > .body {
            color: #fff;
            background-color: @lightblue;
        }

        &.user > .content > .body.deleted {
            color: #505050;
            background-color: #f5f5f5;
        }

        .delivery {
            bottom: 16px;
        }

        .message-actions-dropdown {
            bottom: 20px;
        }

        .message-quote {
            background-color: transparent;
            border-radius: 0;
            border-left: none;
            padding: 0;
            margin-left: -8px;
            margin-right: -8px;
            .sender {
                margin: 0 0 4px 8px;
            }
            .content {
                padding: 8px;
                background-color: #ddd;
                border-radius: @borderRadius;
                border-left: 4px solid rgba(0, 0, 0, 0.4);
            }
        }

        &.myself {
            padding: 0 40px 0 128px;
            display: flex;
            .message-quote {
                .sender {
                    color: #fff;
                }
                .content {
                    background-color: @darkblue;
                }
            }
            > .sender, > .avatar {
                display: none;
            }
            &.user > .content {
                margin-left: auto;
                text-align: right;
            }
            .flags {
                color: white;
                display: block;
                > span {
                    padding: 0 4px;
                    background-color: rgba(0, 0, 0, 0.1);
                }
            }
            &.deleted .flags {
                color: #333;
            }
        }
    }

    .file-type {
        color: #707070;
        &.pdf { color: #C01E07; }
        &.doc { color: #376CB8; }
        &.xls { color: #26935D; }
        &.ppt { color: #F4502A; }
        &.zip { color: #FF940A; }
        &.svg { color: #F4502A; }
    }

    .controls, .footer {
        top: auto;
        border-top: 1px solid @borderColor;
        background-color: @backgroundColor;
        padding: 8px 8px 8px 6px;
    }

    .footer {
        height: @footerHeight;
        text-align: right;
        .btn {
            margin-left: 8px;
        }
        .btn-primary {
            background-color: @gray;
            border-color: darken(@gray, 10%);
        }
    }

    .editor-container {

        flex: 1;
        padding: 10px .75rem;
        border: 1px solid #ddd;
        border-radius: @borderRadius;
        background-color: white;
        max-height: 20rem;
        overflow-y: auto;

        &:focus-within {
            border-color: #66afe9;
            box-shadow: inset 0 1px 1px rgba(0, 0, 0, .075), 0 0 8px rgba(102, 175, 233, 0.6);
        }

        textarea {
            border: 0;
            padding: 0;
            outline: 0;
            width: 100%;
            line-height: 1rem;
            overflow: hidden;
            display: block;
        }

        .reference-container:empty {
            display: none;
        }

        .editor-controls {
            position: absolute;
            right: 16px;
        }

        .message-thumbnail {
            max-width: 120px;
            max-height: 120px;
            img {
                width: 120px;
            }
        }
    }

    .controls {
        position: relative;
        display: flex;
        align-items: flex-end;

        button {
            svg { height: 18px; }
            &.file-upload-btn {
                svg { height: 20px; }
                width: 40px;
                margin: 0 12px 0 12px;
            }
        }

        .cancel-btn {
            display: none;
        }

        &.edit-mode, &.reply-mode {
            .cancel-btn {
                display: block;
            }
        }

        .jump-down {
            position: absolute;
            top: -60px;
            right: 8px;
            background-color: white;
            font-size: 0;
            svg { height: 18px; }
            .badge {
                position: absolute;
                top: auto;
                bottom: -3px;
                right: -2px;
                background-color: @notification-icon-background;

                &:empty { display: none; }
            }
        }
    }

    .emoji-picker {
        position: absolute;
        right: 16px;
        bottom: 64px;
        border: 1px solid #eee;
        box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4);
    }

    &.columns .toggle-emoji {
        display: none;
    }

    &.columns .controls .file-upload-btn {
        margin: 0;
    }

    .chat-members-container {

        display: flex;

        .members {
            overflow: hidden;
            overflow-y: auto;
            line-height: 1rem;
            max-height: 2rem;
            li {
                display: inline-block;
            }
        }
    }

    .user-badge {
        margin-right: 8px;
        max-width: 200px;
        .ellipsis();
        display: inline-flex;
        align-items: center;
        height: 1rem;
        vertical-align: top;
        .dot .icon {
            width: 8px;
            height: 8px;
            margin-right: 4px;
        }
        a {
            color: #555;
        }
    }

    .state {
        color: white;
        border: 1px solid white;
        margin-right: 4px;
        font-size: 12px;
        text-align: center;
        width: @stateSize;
        height: @stateSize;
        border-radius: 10px;
        padding-top: 3px;
        &.large {
            height: 16px;
            width: 16px;
            margin-bottom: -3px;
        }
        // colors
        &.online { background-color: @green; }
        &.absent { background-color: @orange; }
        &.busy { background-color: @red; }
        &.offline { background-color: @lightgray; }
    }

    .channel-list, .history-list {

        display: flex;
        flex-direction: column;

        .scrollpane {
            padding: 16px;
        }
    }

    .history-list .chats-container {
        min-height: 2rem;
    }

    .channel, .history-item {

        display: flex;
        flex-direction: row;
        align-items: center;
        margin-bottom: 1rem;

        .details {
            flex: 1;
            margin: 0 16px;
            overflow: hidden;
        }
        .title {
            font-weight: bold;
            margin-right: 8px;
        }
        .type {
            color: @gray;
        }
        .body {
            margin-right: 8px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }
        .members {
            color: @gray;
            line-height: inherit;
            display: block;
        }
        .info {
            text-align: center;
            color: @gray;
        }
    }

    .files {

        display: flex;
        flex-direction: column;

        .scrollpane ul {
            padding: 16px 0 0 16px;
        }

        li.file {
            width: 178px;
            height: 11.125rem;
            margin: 0 16px 16px 0;
            float: left;
            button {
                position: relative;
                width: 100%;
                height: 100%;
                border: 1px solid #ddd;
                padding: 0;
                border-radius: @borderRadius;
                background-color: #f5f5f5;
            }
            .preview {
                position: absolute;
                left: 0;
                right: 0;
                top: 0;
                bottom: 4rem;
                border-radius: @borderRadius @borderRadius 0 0;
                background-size: cover;
                background-color: #fff;
                background-position: center;
                .file-type { height: 48px; }
            }
            .cursor-zoom-in {
                cursor: zoom-in;
            }
            .details {
                position: absolute;
                left: 0;
                right: 0;
                height: 4rem;
                bottom: 0;
                padding: .5rem 8px;
                text-align: left;
                line-height: 1rem;
            }
            .filename {
                color: #333;
                font-weight: bold;
                max-height: 2rem;
                overflow: hidden;
                -webkit-line-clamp: 2;
                -webkit-box-orient: vertical;
                display: block;
                display: -webkit-box;
            }
            .filedate, .filesize {
                color: #707070;
                font-size: 13px;
                margin-right: 8px;
            }
        }
        @media (min-width: 1280px) {
            li.file {
                width: 218px;
                /* 192px */
                height: ~"calc(144px + 4rem)";
            }
        }
    }

    .overlay {
        z-index: 2;
        background-color: rgba(0, 0, 0, 0.90);
        background-size: contain;
        background-repeat: no-repeat;
        background-position: center;
        border: 1px solid transparent;
        outline: 0;
        .flex-center();
        img {
            max-width: 100%;
            max-height: 100%;
        }
        button {
            @size: 40px;
            border: 0;
            color: white;
            font-size: 24px;
            background-color: rgba(0, 0, 0, 0.50);
            width: @size;
            height: @size;
            line-height: @size;
            text-align: center;
            position: absolute;
            top: 50%;
            margin-top: -(@size / 2);
        }
        button[data-cmd="prev-file"] {
            left: 0;
        }
        button[data-cmd="next-file"] {
            right: 0;
        }
        button[data-cmd="close-file"] {
            top: 0;
            right: 0;
            margin-top: 0;
        }
    }

    .btn-action {
        color: @blue;
        border-color: @blue;
        background-color: fade(@blue, 5%);
    }

    .controls {
        .btn-action.join {
            margin-left: auto;
            margin-right: auto;
       }
    }

    .btn-circle {
        width: @pictureSize;
        height: @pictureSize;
        border-radius: @pictureSize / 2;
        text-align: center;
        background-color: transparent;
        color: @gray;
        &:focus, &:active {
            color: @lightblue;
            border: 2px solid @lightblue;
            outline: 0;
        }
    }

    .flex-grow {
        flex: 1;
        overflow: hidden;
    }

    .flex-center-vertically {
        display: flex;
        flex-direction: column;
        justify-content: center;
    }

    .search-result {
        display: none;
        ul {
            list-style-type: none;
            padding: 0;
            margin: 0;
        }
        mark {
            padding: 0;
            background-color: #FFD54F;
        }
    }

    .chat .typing {
        padding: 0 16px;
        color: @gray;
        font-size: @fs13;
        margin: 8px 0 -8px 0;
        .name {
            color: #333;
            font-weight: 500;
        }
    }

    .auth-container {
        display: flex;
        align-items: center;
        justify-content: center;
        flex: 1;

        > div {
            text-align: center;
        }
    }

    .modal-body {
        .members > ul {
            min-height: 4 * 48px;
            margin-top: 24px;
        }
    }
}

.accessible-list {

    [aria-selected]:hover {
        background-color: #eee;
    }

    [aria-selected]:focus, [aria-selected="true"] {
        background-color: #ddd;
    }

    &:focus-within [aria-selected="true"] {
        color: white;
        background-color: @selected-background;
    }
}

#io-ox-topbar-account-dropdown-icon .state {
    position: absolute;
    left: 35px;
    top: 35px;
    border: none;
}

.ox-chat-popup {

    &.modal.flex .modal-header {
        display: flex;
        padding-top: 36px;
    }

    .modal-header {
        .modal-title {
            flex: 1;
        }

        .contact-photo-upload {
            margin: 0;
            padding: 0;
            margin-top: -22px;
            margin-bottom: -8px;
            margin-right: 4px;

            .fallback-icon {
                height: 28px;
                color: #aaa;
                pointer-events: none;
            }

            .contact-photo {
                width: 64px;
                height: 64px;
                padding: 0;
                margin: 0;
                border-radius: 50%;
                display: flex;
                align-items: center;
                outline: 0;
                &:focus {
                    border: 1px solid @link-color;
                    box-shadow: 0 0 8px 2px @link-color;
                }

                label { display: none!important; }

                &:not(.empty) .fallback-icon { display: none; }

                .reset {
                    top: 40px;
                    left: 40px;
                    border-radius: 50%;
                }
            }

            form { display: none; }
        }
    }

    .modal-header, .modal-footer {
        background-color: #f5f5f5;
        border-color: @borderColor;
    }

    .modal-footer, .modal-header {
        background-color: #fff;
    }

    .modal-footer > button {
        min-width: 80px;
    }

    .members {
        margin-top: 2px;

        legend {
            border: none;
            margin-bottom: 2px;
        }

        li {
            display: flex;
            align-items: center;
            margin-bottom: 8px;
            line-height: 1rem;

            .picture {
                flex: 0 0 auto;
                width: 40px;
                height: 40px;
                margin-right: 16px;
                position: relative;

                .avatar {
                    width: 100%;
                    height: 100%;
                    background-repeat: no-repeat;
                    background-position: center center;
                    background-size: cover;
                    border-radius: 50%;
                }

                .state {
                    position: absolute;
                    top: 28px;
                    left: 28px;
                }
            }

            .center {
                flex: 1;
                display: flex;
                flex-direction: column;
                margin-top: 4px;
                overflow: hidden;

                > * {
                    .ellipsis();
                }
            }

            .member-controls {
                flex: 0 0 auto;
                margin: 0 0 0 8px;
                display: flex;
                align-items: center;

                button {
                    border: none;
                    border-radius: 50%;
                    background-color: #eee;
                    padding: 0;
                    width: 24px;
                    height: 24px;
                    line-height: 0;
                    &:hover, &:focus {
                        color: white;
                        background-color: @red;
                    }
                }
            }
        }
    }

    .add-members {
        legend {
            border: none;
            margin-bottom: 6px;
        }

        > div {
            position: relative;
        }

        .twitter-typeahead pre { display: none };

        .open-addressbook-popup {
            position: absolute;
            top: 0;
            right: 0;
            padding: 5px;
            color: #767676;
            text-decoration: none;
            z-index: 10;
            line-height: 0;
            svg { height: 20px; }
        }
    }
}

#io-ox-chat-icon {
    position: relative;

    .badge {
        position: absolute;
        bottom: 10px;
        right: 0px;

        &:empty { display: none; }
    }
}

@keyframes highlightMessage {
    0% {
        background-color: @lightblue;
    }
    100% {
        background-color: #eee;
    }
}

@keyframes highlightOwnMessage {
    0% {
        background-color: #eee;
        color: #333;
    }
    100% {
        background-color: @lightblue;
        color: #fff;
    }
}

.io-ox-windowmanager-sticky-panel.border-left {
    border: none;
}

#io-ox-appcontrol svg.chat-notification {
    position: absolute;
    top: 21px;
    left: 25px;

    circle {
        fill: #eb4400
    }
}

button.open-chat {
    margin-bottom: 16px;
}