// vim: sw=4 ts=4 sts=4 expandtab
@keyframes loading {
    0% {
        width: 11px;
        height: 15px;
        border-radius: 8px 0 0 0;
    }
}

@fontSizeBigger: 32px;
@fontSizeBig: 18px;
@fontSize: 14px;
@fontSizeSmall: 11px;
@fontSizeSmaller: 9px;
@lineHeightBigger: 36px;
@lineHeightBig: 22px;
@lineHeight: 16px;
@lineHeightSmaller: 11px;

@textColor: rgba(255, 255, 255, 1);
@detailsColor: rgba(255, 255, 255, 0.6);
@bannerBackgroundColor: rgba(255, 255, 255, 0.1);
@titleColor: rgba(96, 96, 96, 1);
@desciptionColor: rgba(96, 96, 96, 0.75);
@dateColor: rgba(96, 96, 96, 0.5);
@tagColor: rgba(96, 96, 96, 0.25);
@headerColor: rgba(26, 50, 79, 1);
@backgroundColor: rgba(85, 96, 112, 1);
@overlayColor: rgba(0, 0, 0, 0.8);
@darkButtonColor: rgba(39, 44, 49, 1);
@darkBackgroundColor: rgba(34, 39, 45, 1);
@buttonColor: rgba(18, 36, 61, 1);
@selectColor: rgba(42, 64, 91, 1);
@selectAccentColor: rgba(36, 58, 87, 1);
@imageGradientColor: rgba(29, 36, 46, 1);
@imageGradientHoverColor: rgba(5, 6, 8, 0.3);
@greenArticleColor: rgba(41, 174, 144, 1);
@greenArticleHoverColor: rgba(30, 139, 117, 1);
@yellowArticleColor: rgba(221, 160, 65, 1);
@yellowArticleHoverColor: rgba(176, 127, 66, 1);
@cyanArticleColor: rgba(62, 165, 197, 1);
@cyanArticleHoverColor: rgba(47, 128, 153, 1);
@orangeArticleColor: rgba(220, 74, 56, 1);
@orangeArticleHoverColor: rgba(163, 55, 41, 1);
@topicColor: rgba(118, 166, 93, 1);
@topicHoverColor: rgba(94, 133, 82, 1);
@topicSelectedColor: rgba(62, 166, 194, 1);
@topicSelectedHoverColor: rgba(49, 133, 153, 1);
@addButtonColor: rgba(152, 188, 134, 1);
@removeButtonColor: rgba(220, 74, 56, 1);
@shadowColor: rgba(0, 0, 0, 0.5);
@checkboxColor: rgba(220, 220, 220, 1);
@checkboxSelectedColor: rgba(40, 40, 40, 1);

.gradient(@start; @end) {
    filter: ~"progid:DXImageTransform.Microsoft.gradient(startColorStr="@start~", EndColorStr="@end~", GradientType=0)";
    background-image: linear-gradient(180deg, @start 0%, @end 101%);
}

* {
    padding: 0;
    margin: 0;
    outline: 0;
}

body {
    position: relative;
    display: block;
    width: 100%;
    background-color: @backgroundColor;
    font-family: Arial, sans-serif;
    font-size: @fontSize;
    line-height: @lineHeight;
    overflow-x: hidden;
}

.banner {
    margin: 0 5px 5px 0;
    border-radius: 3px;
    background-color: @bannerBackgroundColor;

    /*
    &.megaboard {
        width: 970px;
        height: 250px;
        padding: 20px 67px 20px 68px;
        margin: 34px 0 -20px;
    }
    */

    &.megaboard {
        width: 980px;
        height: 300px;
        padding: 10px 62px 10px 63px;
        margin: 34px 0 -20px;
        position: relative;
    }

    /*
    &.square {
        width: 300px;
        height: 250px;
        padding: 29px 32px 30px 33px;
    }
    */

    &.square {
        width: 336px;
        height: 280px;
        padding: 15px 15px 15px 14px;
        position: relative;
    }

    /*
    &.halfpage {
        width: 300px;
        height: 600px;
        padding: 11px 32px 12px 33px;
    }
    */

    &.halfpage {
        width: 336px;
        height: 600px;
        padding: 11px 14px 12px 15px;
        position: relative;
    }
}

header {
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    margin-top: 0;
    background-color: @headerColor;
    z-index: 10;

    transition: top 0.5s;

    &.hidden {
        top: -72px;
    }

    &.active {
        /* transform: scaleY(1); */
        animation-name: scale-y-up;
        animation-duration: .5;
        /* animation-fill-mode: forwards; */
        transform-origin: center top;
        opacity: 1;
        visibility: visible;
    }

    > div {
        position: relative;
        width: 1115px;
        padding: 12px 0;
        margin: 0 auto;
        text-align: right;
        font-size: 0;

        #logo {
            position: absolute;
            left: 10px;
            top: 8px;
            width: 144px;
            height: 50px;
            background: url('../images/sprites.svg') no-repeat 0 0 transparent;
        }

        > ul {
            list-style: none;

            > li {
                position: relative;
                display: inline-block;
                width: 40px;
                height: 48px;
                cursor: pointer;

                &:before {
                    content: '';
                    position: absolute;
                    left: 0;
                    top: 0;
                    width: 100%;
                    height: 100%;
                    background: url('../images/sprites.svg') no-repeat 0 0 transparent;
                    /* opacity: 0.7; */
                }

                &:hover:before {
                    opacity: 1;
                }

                &.search:before {
                    background-position: -4px -52px;
                }

                &.favorites:before {
                    background-position: -54px -52px;
                }

                &.personal:before {
                    background-position: -104px -52px;
                }

                &.news:before {
                    background-position: -4px -128px;
                }

                &.followed:before {
                    background-position: -4px -128px;
                }

                > span {
                    position: absolute;
                    right: 2px;
                    top: 8px;
                    height: 11px;
                    padding: 0 2px;
                    border: 1px solid @headerColor;
                    border-radius: 2px;
                    background-color: white;
                    line-height: @lineHeightSmaller;
                    font-size: @fontSizeSmaller;
                    color: @headerColor;
                }

                > div.dropdown {
                    display: none;
                    position: absolute;
                    right: -5px;
                    top: 48px;
                    border-radius: 3px;
                    background-color: @textColor;
                    text-align: left;
                    cursor: default;

                    &:before {
                        content: '';
                        position: absolute;
                        top: -5px;
                        right: 20px;
                        width: 10px;
                        height: 10px;
                        background-color: @textColor;
                        transform: rotate(45deg);
                    }

                    p {
                        margin:  20px 20px 10px;
                        font-size: @fontSizeSmall;
                        color: @desciptionColor;
                    }

                    a {
                        display: block;
                        padding: 8px;
                        border-radius: 0 0 3px 3px;
                        background-color: @checkboxColor;
                        font-size: @fontSizeSmall;
                        text-decoration: none;
                        text-align: center;
                        color: @desciptionColor;
                    }

                    input {
                        width: 360px;
                        padding: 10px 36px 10px 10px;
                        margin: 5px;
                        border: none;
                    }

                    ol {
                        width: 600px;
                        list-style: none;
                        margin: 0 20px 10px;

                        li {
                            position: relative;
                            display: inline-block;
                            width: 25%;
                            padding: 10px 26px;
                            box-sizing: border-box;
                            font-size: @fontSize;
                            cursor: pointer;

                            &:before {
                                content: '';
                                position: absolute;
                                left: 0px;
                                top: 11px;
                                width: 16px;
                                height: 16px;
                                border-radius: 2px;
                                background-color: @checkboxColor;
                            }

                            &.selected {

                                &:before {
                                    background-color: @checkboxSelectedColor;
                                }

                                &:after {
                                    content: "L";
                                    position: absolute;
                                    left: -2px;
                                    top: 7px;
                                    width: 15px;
                                    height: 15px;
                                    font-size: 11px;
                                    transform: scaleX(-1) rotate(-45deg);
                                    font-weight: bold;
                                    color: #ffffff;
                                }
                            }
                        }
                    }
                }

                &.search {
                    > div {
                        right: 50%;
                        transform: translateX(50%);

                        &:before {
                            right: 50%;
                            transform: translateX(50%) rotate(45deg);
                        }
                        &:after {
                            content: '';
                            position: absolute;
                            right: 2px;
                            top: 2px;
                            width: 40px;
                            height: 40px;
                            background: url('../images/sprites.svg') no-repeat -104px -132px transparent;
                        }
                    }
                }

                &.open {
                    > div {
                        display: block;
                    }
                }
            }
        }
    }
}

#main {
    position: relative;
    width: 1115px;
    padding: 72px 370px 90px 5px;
    margin: 0 auto;
    box-sizing: border-box;
    font-size: 0;
    line-height: 0;
    vertical-align: top;

    &:before {
        content: '';
        position: absolute;
        bottom: 20px;
        right: 50%;
        width: 50px;
        height: 50px;
        border-radius: 3px;
        background-color: @bannerBackgroundColor;
        transform: translateX(50%);
    }

    /*
    &:after {
        content: '';
        position: absolute;
        right: 50%;
        bottom: 30px;
        width: 26px;
        height: 30px;
        border-radius: 22px 0 0 0;
        background: url('../images/sprites.svg') no-repeat right -376px bottom -568px transparent;
        opacity: 0.5;
        transform: translateX(11px);
        animation-duration: 1.2s;
        animation-name: loading;
        animation-iteration-count: infinite;
        animation-fill-mode: both;
        animation-timing-function: ease-in;
    }
    */

    article {
        position: relative;
        display: inline-block;
        margin: 0 5px 5px 0;
        border-radius: 3px;
        text-align: left;
        line-height: @lineHeight;
        cursor: pointer;

        &:hover:before {
            height: 100%;
            background-color: @imageGradientHoverColor;
        }

        &.selected {
            b {
                display: block;
            }

            i {
                margin-right: 15px;
            }
        }

        &.topic {
            width: 365px;
            height: 70px;
            background-color: @topicColor;

            > * {
                pointer-events: none;
            }

            &:active {
                box-shadow: inset 0 0 1px 1px @shadowColor;
            }

            &:hover {
                background-color: @topicHoverColor;

                p {
                    b {
                        opacity: 0.7;

                        &:hover {
                            opacity: 1;
                        }
                    }
                }
            }

            &:not(.selected) {
                p {
                    b {
                        &:before {
                            background-color: @addButtonColor;
                        }

                        &:after {
                            content: '+';
                            right: 8px;
                            top: 10px;
                            font-weight: normal;
                            -webkit-transform: scale(1.45);
                            transform: scale(1.45);
                        }
                    }
                }
            }

            &.selected {
                background-color: @topicSelectedColor;

                &:hover {
                    background-color: @topicSelectedHoverColor;
                }

                p {
                    b {
                        &:before {
                            background-color: @textColor;
                        }

                        &:after {
                            right: 12px;
                            top: 7px;
                            color: @topicSelectedColor;
                        }

                        &:hover {
                            &:before {
                                background-color: @removeButtonColor;
                            }

                            &:after {
                                content: '+';
                                top: 8px;
                                right: 8px;
                                color: @textColor;
                                font-weight: normal;
                                -webkit-transform: rotate(-45deg) scale(1.5);
                                transform: rotate(-45deg) scale(1.5);
                            }
                        }
                    }
                }
            }

            &:before {
                display: none;
            }

            h1 {
                bottom: auto;
                right: 60px;
                top: 15px;
                white-space: nowrap;
                overflow: hidden;
                text-overflow: ellipsis;
            }

            img {
                display: none;
            }

            p {
                right: 20px;

                b {
                    display: block;
                    top: -22px;
                    width: 36px;
                    height: 36px;
                    pointer-events: all;

                    &:hover {
                        padding-right: 0;
                        background-color: transparent;
                        font-size: 0;
                    }

                    &:before {
                        width: 30px;
                        height: 30px;
                        border-radius: 3px;
                    }

                    &:after {
                        right: 13px;
                        top: 8px;
                        font-size: @fontSizeBig;
                    }
                }
                i {
                    display: none;
                }
            }
        }

        &.thumbnail {
            width: 180px;
            height: 152px;

            h1 {
                max-height: 4 * @lineHeight;
                font-size: @fontSize;
                line-height: @lineHeight;
            }

            &:before {
                height: 100%;
            }

            &.green,
            &.yellow,
            &.cyan,
            &.orange {
                h1 {
                    bottom: auto;
                    top: 15px;
                }

                &:before {
                    display: none;
                }

                img {
                    visibility: hidden;
                }
            }
        }

        &.green {
            background-color: @greenArticleColor;

            &:hover {
                background-color: @greenArticleHoverColor;
            }
        }

        &.yellow {
            background-color: @yellowArticleColor;

            &:hover {
                background-color: @yellowArticleHoverColor;
            }
        }

        &.cyan {
            background-color: @cyanArticleColor;

            &:hover {
                background-color: @cyanArticleHoverColor;
            }
        }

        &.orange {
            background-color: @orangeArticleColor;

            &:hover {
                background-color: @orangeArticleHoverColor;
            }
        }

        &:before {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            height: 50%;
            border-radius: 3px;

            .gradient(transparent, @imageGradientColor);
        }

        img {
            border-radius: 3px;
        }

        h1 {
            position: absolute;
            bottom: 40px;
            left: 15px;
            right: 15px;
            max-height: 4 * @lineHeightBig;
            font-weight: normal;
            font-size: @fontSizeBig;
            line-height: @lineHeightBig;
            color: @textColor;
            overflow: hidden;
        }

        p {
            position: absolute;
            left: 15px;
            right: 15px;
            bottom: 15px;
            font-size: @fontSizeSmall;
            color: @detailsColor;

            strong,
            span,
            i {
                display: inline-block;
                opacity: 0.7;
            }

            strong {
                margin-right: 5px;
                font-weight: normal;
            }

            span {
                padding-left: 20px;
                background: url('../images/sprites.svg') no-repeat -56px -106px transparent;
            }

            b {
                display: none;
                position: absolute;
                top: -2px;
                right: -3px;
                width: 20px;
                height: 20px;
                box-sizing: border-box;
                font-size: 0;
                z-index: 1;

                &:before {
                    content: '';
                    position: absolute;
                    right: 3px;
                    top: 3px;
                    width: 14px;
                    height: 14px;
                    border-radius: 2px;
                    background-color: @topicSelectedColor;
                }

                &:after {
                    content: 'L';
                    position: absolute;
                    right: 5px;
                    top: -2px;
                    width: 15px;
                    height: 15px;
                    -webkit-transform: scaleX(-1) rotate(-45deg);
                    transform: scaleX(-1) rotate(-45deg);
                    font-size: @fontSizeSmall;
                    color: @textColor;
                }

                &:hover {
                    width: auto;
                    padding: 2px 22px 0 5px;
                    border-radius: 3px;
                    background-color: @topicSelectedColor;
                    font-size: @fontSizeSmall;
                    color: @textColor;

                    &:before {
                        background-color: @removeButtonColor;
                    }

                    &:after {
                        content: '+';
                        top: -2px;
                        right: -2px;
                        color: @textColor;
                        font-weight: normal;
                        -webkit-transform: rotate(-45deg) scale(1.5);
                        transform: rotate(-45deg) scale(1.5);
                    }
                }
            }

            i {
                float: right;
                width: 24px;
                height: 24px;
                margin: -4px -5px;
                background: url('../images/sprites.svg') no-repeat 0px -102px transparent;
                z-index: 0;

                &:hover {
                    opacity: 1;
                }

                &.selected {
                    background-position: -26px -102px;
                    opacity: 1;
                }
            }
        }
    }

    .articles {
        position: relative;
        margin-top: 56px;

        h2 {
            position: absolute;
            top: -56px;
        }

        .panel {
            position: absolute;
            right: -370px;
            top: 0;
            width: 370px;
        }
    }

    .topics {
        margin-right: -370px;
    }

    h2 {
        position: relative;
        margin: 16px 0 24px 24px;
        font-weight: normal;
        font-size: @fontSize;
        line-height: @lineHeight;
        color: @detailsColor;

        &:before {
            content: '';
            position: absolute;
            left: -28px;
            top: -4px;
            width: 24px;
            height: 24px;
            background: url('../images/sprites.svg') no-repeat -130px -102px transparent;
        }
    }
}

#overlay {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: @overlayColor;
    z-index: 4;
}

#single {
    position: absolute;
    left: 100%;
    top: 0;
    width: 100%;
    background-color: @darkBackgroundColor;
    overflow: hidden;
    z-index: 5;

    .close {
        position: absolute;
        right: 0px;
        top: 0px;
        width: 45px;
        height: 45px;
        border-radius: 0 0 0 3px;
        background-color: @bannerBackgroundColor;
        cursor: pointer;

        &:before {
            content: '+';
            position: absolute;
            left: 4px;
            top: 44px;
            width: 100%;
            height: 100%;
            font-size: @fontSizeBig;
            color: @textColor;
            -webkit-transform: rotate(45deg) scale(2);
            transform: rotate(45deg) scale(2);
        }
    }

    main {
        position: relative;
        width: 1115px;
        padding: 50px 0 40px 5px;
        margin: 0 auto;
        box-sizing: border-box;
        font-size: 0;
        line-height: 0;

        ul {
            list-style: none;
            margin-bottom: 40px;

            li {
                position: relative;
                display: inline-block;
                padding: 8px 34px 8px 10px;
                margin: 0 5px 5px 0;
                border-radius: 3px;
                 background-color: @topicColor;
                font-size: @fontSize;
                line-height: @lineHeight;
                color: @textColor;
                cursor: pointer;

                &:before {
                    content: '';
                    position: absolute;
                    right: 8px;
                    top: 8px;
                    width: 16px;
                    height: 16px;
                    border-radius: 2px;
                    background-color: @addButtonColor;
                }

                &:after {
                    position: absolute;
                    content: '+';
                    right: 12px;
                    top: 8px;
                    font-weight: normal;
                }

                &:hover {
                    background-color: @topicHoverColor;
                }

                &.selected {
                    background-color: @topicSelectedColor;

                    &:before {
                        background-color: @textColor;
                    }

                    &:after {
                        content: 'L';
                        top: 6px;
                        color: @topicSelectedColor;
                        -webkit-transform: scaleX(-0.8) scaleY(0.8) rotate(-45deg);
                        transform: scaleX(-0.8) scaleY(0.8) rotate(-45deg);
                    }

                    &:hover {
                        background-color: @topicSelectedHoverColor;

                        &:before {
                            background-color: @removeButtonColor;
                        }

                        &:after {
                            content: '+';
                            top: 8px;
                            right: 12px;
                            color: @textColor;
                            -webkit-transform: rotate(-45deg) scale(1.2);
                            transform: rotate(-45deg) scale(1.2);
                        }
                    }
                }

            }
        }

        dl {
            float: right;
            margin-right: 5px;
            color: @textColor;

            dt,
            dd {
                display: inline-block;
                height: @lineHeight;
                padding: 8px 10px;
                font-size: @fontSize;
                line-height: @lineHeight;
                vertical-align: top;
            }

            dt {
                position: relative;
                width: 15px;
                border-radius: 3px;
                background-color: @bannerBackgroundColor;

                &:before {
                    content: '';
                    position: absolute;
                    left: 4px;
                    top: 4px;
                    width: 24px;
                    height: 24px;
                    background: url('../images/sprites.svg') no-repeat 0 0 transparent;
                }

                &.favorite {
                    &:before {
                        background-position: 0 -102px;
                    }
                }

                &.share {
                    &:before {
                        left: 5px;
                        background-position: -78px -102px;
                    }
                }
            }

            dd {
                position: relative;
                margin: 0 10px 0 -3px;
                border-radius: 0 3px 3px 0;
                background-color: @darkButtonColor;
            }
        }

        .less {
            position: absolute;
            left: 50%;
            bottom: 0;
            width: 60px;
            height: 30px;
            margin-left: -30px;
            border-radius: 3px 3px 0 0;
            background-color: @bannerBackgroundColor;

            &:before {
                content: '';
                position: absolute;
                left: 50%;
                bottom: 5px;
                width: 10px;
                height: 10px;
                margin-left: -6px;
                border-top: 2px solid @bannerBackgroundColor;
                border-left: 2px solid @bannerBackgroundColor;
                -webkit-transform: rotate(45deg);
                transform: rotate(45deg);
            }
        }

        .more {
            position: relative;
            display: inline-block;
            width: 365px;
            height: 309px;
            padding-top: 100px;
            border-radius: 3px;
            box-sizing: border-box;
            background-color: @bannerBackgroundColor;
            text-align: center;
            font-size: @fontSize;
            color: @detailsColor;

            &:before {
                content: '';
                position: absolute;
                bottom: 20px;
                width: 20px;
                height: 20px;
                margin-left: -12px;
                border-right: 4px solid @bannerBackgroundColor;
                border-bottom: 4px solid @bannerBackgroundColor;
                -webkit-transform: rotate(45deg);
                transform: rotate(45deg);
            }

            b {
                display: block;
                font-weight: normal;
                font-size: 5 * @fontSize;
                line-height: 5 * @lineHeight;
            }
        }
    }

    h1 {
        margin-bottom: 40px;
        color: @textColor;
        font-size: @fontSizeBigger;
        font-weight: normal;
        line-height: @lineHeightBigger;
    }

    article {
        display: inline-block;
        width: 365px;
        margin: 0 5px 5px 0;
        border-radius: 4px 4px 3px 3px;
        font-size: @fontSize;
        line-height: @lineHeight;
        vertical-align: top;

        > img {
            border-radius: 3px 3px 0 0;
        }

        .banner {
            margin: 0;
            border-radius: 3px 3px 0 0;
        }

        .content {
            padding: 30px;
            border-radius: 0 0 3px 3px;
            background-color: @textColor;
            color: @desciptionColor;

            h2 {
                margin-bottom: 10px;
                font-weight: normal;
                font-size: @fontSizeBig;
                line-height: @lineHeightBig;
                color: @titleColor;
            }

            b,
            i {
                margin-bottom: 20px;
                font-size: @fontSizeSmall;
                font-weight: normal;
                color: @dateColor;
            }

            b {
                display: block;

                img {
                    margin-right: 5px;
                    vertical-align: top;
                }
            }
            i {
                position: relative;
                float: right;

                &:before {
                    content: '';
                    position: absolute;
                    left: -24px;
                    top: -4px;
                    width: 24px;
                    height: 24px;
                    background: url('../images/sprites.svg') no-repeat -130px -102px transparent;
                }
            }

            span {
                position: relative;
                padding-right: 20px;
                color: @titleColor;
                cursor: pointer;

                &:hover {
                    color: @dateColor;
                }

                &:before {
                    content: '';
                    position: absolute;
                    right: 0;
                    top: 0;
                    width: 16px;
                    height: 16px;
                    border-radius: 2px;
                    background-color: @tagColor;
                }

                &:after {
                    position: absolute;
                    content: '+';
                    right: 4px;
                    top: 0px;
                    font-weight: normal;
                    color: @titleColor;
                }

                &.selected {
                    &:before {
                        background-color: @desciptionColor;
                    }

                    &:after {
                        content: 'L';
                        top: -2px;
                        color: @textColor;
                        -webkit-transform: scaleX(-0.8) scaleY(0.8) rotate(-45deg);
                        transform: scaleX(-0.8) scaleY(0.8) rotate(-45deg);
                    }

                    &:hover {
                        &:before {
                            background-color: @removeButtonColor;
                        }

                        &:after {
                            content: '+';
                            top: 0;
                            right: 4px;
                            color: @textColor;
                            -webkit-transform: rotate(-45deg) scale(1.2);
                            transform: rotate(-45deg) scale(1.2);
                        }
                    }
                }

            }
        }
    }
}

@media only screen and (max-width: 1115px) {
    header {
        > div {
            width: 745px;
        }
    }

    .banner {
        &.megaboard {
            display: none;
        }
    }

    #main {
        width: 745px;

        .thumbnails {
            margin-right: -370px;
        }
    }

    #single {
        main {
            width: 745px;
        }
    }
}

@media only screen and (max-width: 745px) {
    header {
        > div {
            width: 375px;

            > ul > li > div.dropdown {
                ol {
                    width:300px;

                    li {
                        width: 50%;
                    }
                }
            }
        }
    }

    #main {
        width: 375px;
        padding-right: 0;

        .articles{
            .panel {
                position: relative;
                right: auto;
                top: auto;
            }

            .thumbnails {
                margin-right: 0;
            }
        }

        .topics {
            margin-right: 0;
        }
    }

    #single {
        main {
            width: 375px;
        }
    }
}