$px: 0.0625em;


@mixin bubble {
    border-radius: 11*$px;
    padding: 8*$px 11*$px;
}
@mixin bubble-drag {
    background-color: #d4d6d8;
    color: #363a3e;
    cursor: pointer;
    z-index: 2;
}
@mixin bubble-drag-disabled {
    background-color: #eee;
    color: #d4d6d8;
}
@mixin un-bubble-drag {
    background-color: inherit;
    color: inherit;
    cursor: inherit;
    z-index: inherit;
}

@mixin bubble-inline {
    display: inline-block;
    margin: 5*$px;
    z-index: 2;
}
@mixin un-bubble-inline {
    display: inline;
    margin: 0;
    padding: 0;
    z-index: inherit;
    border-radius: 0;
}
@mixin list-plain {
    list-style: none;
    margin: 0;
    padding: 0;
}


.exercise {
    .question-piece {
        @include bubble;
    }
    .lista.punkt {
        @include list-plain;
    }
    .lista {
        li {
            margin: 5*$px 0;
        }
    }

    .question-piece.correct {
        background-color: #16a487;
        color: white;
    }
    .question-piece.incorrect {
        background-color: #f00;
        color: white;
    }
    
    .placeholder.dragover {
         background: #ed7831 !important;
    }

    .remove {
        float: right;
        display: inline-block;
        border-radius: 8*$px;
        padding: 4*$px 8*$px;
        margin: -4*$px -8*$px -1em 8*$px;
        background: #ed7831;
        color: white;
    }

    .buttons {
        background: #5e6165;
        border-radius: 9*$px;
        height: 30*$px;
        line-height: 30*$px;
        overflow: hidden;
        color: white;
        margin-top: 30*$px;

        input {
            height: 100%;
            border: 0;
            background: #8e9093;
            color: white;
            text-transform: uppercase;
            font-weight: bold;
        }
        .message {
            float: right;
            margin-right: 20*$px;
        }

        input.check {
            background: #ed7831;
            
        }
    }

}


.luki {
    .question-piece {
        @include bubble-drag;
        @include bubble-inline;
    }
    .question-piece.disabled {
        @include bubble-drag-disabled;
    }

    .placeholder {
        @include bubble;
        @include bubble-inline;

        width: 4em;
        background-color: #eee;
        z-index: 1;
    }
    .placeholder:after {
        content: "\0000a0";
    }
}


.zastap {
    .question-piece {
        @include bubble-drag;
        @include bubble-inline;
    }
    .question-piece.disabled {
        @include bubble-drag-disabled;
    }
    .question-piece.placeholder {
        @include un-bubble-drag;
        @include un-bubble-inline;
    }
}

.uporzadkuj {
    .question-piece {
        @include bubble-drag;
    }
    .question-piece.disabled {
        @include bubble-drag-disabled;
    }
    .lista {
        @include list-plain;
    }
}

.przyporzadkuj {
    .question-piece {
        @include bubble-drag;
    }
    .question-piece.disabled {
        @include bubble-drag-disabled;
    }
    .predicate {
        @include list-plain;
        white-space: nowrap;

        > li {
            white-space: normal;
            @include bubble;
            display: inline-block;
            background-color: #5e6165;
            color: white;
            width: 180*$px;
            position: relative;
            vertical-align: top;

            .subjects {
                @include list-plain;
                min-height: 45*$px;
                position: relative;
                margin: 8*$px -11*$px -8*$px -11*$px;
                padding: 8*$px 11*$px;

                .placeholder {
                    @include bubble;
                    position: absolute;
                    top: 0;
                    bottom: 0;
                    left: 0;
                    right: 0;
                    margin: 0;
                    z-index: -1;
                    text-align: right;
                }
                .placeholder.dragover {
                    z-index: 1;
                }
                .placeholder:after {
                    content: "upuść tutaj";
                    text-style: italic;
                }
            }
        }
        .comment {
            white-space: normal;
        }
    }
    .subject {
        @include list-plain;
    }

}


.prawdafalsz .question {
    li.question-piece {
        position: relative;
        padding-left: 11em;
    }

    .buttons {
        margin-top: 0;
        top: 0;
        left: 0;
        position: absolute;
        
        background-color: #d4d6d8;
        color: #363a3e;
        display: inline-block;

        a {
            color: #363a3e;
            text-transform: uppercase;
            font-weight: bold;
            display: inline-block;
            padding: 0 11*$px;
        }
        a.chosen {
            background: #ed7831;
            color: white;
        }
    }
}