@default-color: #0092cc;

:not(button, a)& {
    display: inline-block;
}

& {
    width: auto;
    line-height: 28px;
    background-color: @default-color;
    color: #ffffff;
    border-radius: 2px;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2) inset;
    position: relative;
    border: none;
    margin: 0;
    white-space: nowrap;
    text-align: center;
    overflow: hidden;
    outline: none;
    appearance: none;
    user-select: none;
}

>* {
    position: relative;
}

@keyframes busy-loading {
    0% {
        margin-left: -130%;
    }

    70% {
        margin-left: 50%;
    }

    90% {
        margin-left: 80%;
    }

    100% {
        margin-left: 120%;
    }
}

@keyframes busy-pending {
    0% {
        transform: rotate(0);
    }

    70% {
        transform: rotate(180deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

&>input {
    position: absolute;
    opacity: 0;
    -webkit-appearance: none;
    border: none;
    outline: none;
    display: block;
    left: 0;
    right: 0;
    top: 0;
    width: 100%;
    height: 100%;
    bottom: 0;
    cursor: pointer;
}

// &>.label {
//     height       : 1em;
//     line-height  : 1em;
//     top          : 50%;
//     margin-top   : -.5em;
//     margin-bottom: .5em;
//     text-align   : inherit;
//     box-sizing   : border-box;
//     display      : block;
//     overflow     : hidden;
//     position     : relative;
//     text-overflow: ellipsis;
// }

&>.track {
    border-radius: inherit;
    width: 100%;
    height: 100%;
    position: absolute;
    left: 0;
    top: 0;
    background: #0000;
}

&.space>.label {
    padding-left: 5px;
    letter-spacing: 5px;
}

&.hover {
    // text-shadow: 0 0 6px #fff;

    >.track {
        background: #0001;
        box-shadow: inset 0 0 6px 6px #00000006;
    }
}

&.active,
&[pending],
&[loading] {
    >.track {
        background: #0003;
    }

    box-shadow: 0 0 2px rgba(0, 0, 0, 0.3) inset;
}

@import "pending.less";

&[pending],
&[loading] {
    @keyframes ltr {
        0% {
            background-position-x: 0;
        }

        100% {
            background-position-x: 15px;
        }

    }

    &:before {
        display: block;
        content: "";
        position: absolute;
        width: auto;
        left: 0;
        top: 0;
        right: 0;
        bottom: 0;
        height: auto;
        animation: ltr 1.2s linear 0s infinite;
        @pending(#fff2, #0002, 50%);
    }

    a&,
    &[type=anchor] {
        &:before {
            display: none;
        }

        overflow: visible;

        &.track {
            display: none;
        }

        &:after {
            content: "↻";
            font-family: 'Times New Roman', Times, serif;
            display: inline-block;
            position: absolute;
            animation: busy-pending 2s linear 0s infinite;
        }
    }


}

&:focus {
    z-index: 1;
}

&.busy {
    text-shadow: none;

    >.track {
        background-color: #999;
        box-shadow: none;
    }

    &:before {
        content: "";
        display: block;
        transform: rotate(25deg);
        width: 20px;
        height: 200%;
        top: -50%;
        position: absolute;
        background: #fff;
        animation: busy-loading 3s linear 0s infinite;
    }

    a&,
    &[type=anchor] {
        &:before {
            animation: busy-pending 3s linear 0s infinite;
        }
    }
}

a&,
&[type$=anchor] {
    box-shadow: none;
    text-shadow: none;
    background: none;
    color: @default-color;
    cursor: pointer;
    outline: none;
    .clear();

    .clear() {
        text-shadow: none;
        box-shadow: none;
        background: none;

        >.track {
            opacity: 0;
            box-shadow: none;
            background: none;
            display: none;
        }
    }

    &[loading],
    &[pending] {
        .clear();
    }

    &.hover {
        color: lighten(@default-color, 10%);
        .clear();
    }

    &.active {
        color: darken(@default-color, 10%);
        .clear();
    }
}

.type(@type, @color, @colortext, @hover: lighten(@color, 10%)) {

    &[type="@{type}"],
    &.@{type},
    &[@{type}] {
        color: @colortext;
        background-color: @color;
        border-radius: 3px;
    }

    @anchored: ~"@{type}-anchor";

    a&[type="@{type}"],
    a&.@{type},
    a&[@{type}],
    &[type='@{anchored}'],
    &.@{anchored},
    &[@{anchored}] {
        color: @color;
        background: none;

        &.hover {
            color: @hover;
        }

        &.active {
            color: darken(@color, 10%);
        }
    }
}

.type(candidate, #218546, #fff, #41c586);
.type(inactive, #94a5bd, #fff);
.type(disabled, #ccc, #fff);
.type(dark, #000, #fff);
.type(white, #fff, #666);
.type(danger, #c26, #fff, #f46);
.type(delete, #c26, #fff, #f46);
.type(grey, #F2F4F5, #333);

&[disabled] {
    >.track {
        background-color: #ccc8;
        box-shadow: none;
    }

    text-shadow: none;
}

&.confirm {
    &:before {
        content: "确认";
    }

    &:not(a, .anchor) {
        background: #333;
    }

    a&,
    &.anchor {
        color: #c26;
    }
}