$step-prefix: #{$css-prefix}step;
$step-item-prefix: #{$css-prefix}step-item;

.#{$step-prefix} {
    font-size: 0;
    width: 100%;
    line-height: 1.5;

    &-item{
        display: inline-block;
        position: relative;
        vertical-align: top;

        &.#{$step-item-prefix}-status-wait{
            .#{$step-item-prefix}-head-inner {
                background-color: #fff;
                > #{$step-item-prefix}-icon, span {
                    color: $steps-wait-icon-color;
                }
            }
            .#{$step-item-prefix}-title {
                color: $steps-wait-title-color;
            }
            .#{$step-item-prefix}-content {
                color: $steps-wait-description-color;
            }
            .#{$step-item-prefix}-tail > i {
                background-color: $steps-wait-tail-color;
            }
        }
        &.#{$step-item-prefix}-status-process {
            .#{$step-item-prefix}-head-inner {
                border-color: $primary-color;
                background-color: $primary-color;
                > #{$step-item-prefix}-icon, span {
                    color: #fff;
                }
            }
            .#{$step-item-prefix}-title {
                color: $steps-title-color;
            }
            .#{$step-item-prefix}-content {
                color: $steps-title-color;
            }
            .#{$step-item-prefix}-tail > i {
                background-color:  $border-color-split;
            }
        }
        &.#{$step-item-prefix}-status-finish {
            .#{$step-item-prefix}-head-inner {
                background-color: #fff;
                border-color:  $primary-color;
                > .#{$step-item-prefix}-icon, span {
                    color:  $primary-color;
                }
            }
            .#{$step-item-prefix}-tail > i:after {
                width: 100%;
                background:  $primary-color;
                transition: all  $transition-time  $ease-in-out;
                opacity: 1;
            }
            .#{$step-item-prefix}-title {
                color:  $steps-wait-title-color;
            }
            .#{$step-item-prefix}-content {
                color:  $steps-wait-description-color;
            }
        }

        &.#{$step-item-prefix}-status-error {
            .#{$step-item-prefix}-head-inner {
                background-color: #fff;
                border-color:  $error-color;
                > .#{$step-item-prefix}-icon {
                    color:  $error-color;
                }
            }
            .#{$step-item-prefix}-title {
                color:  $error-color;
            }
            .#{$step-item-prefix}-content {
                color:  $error-color;
            }
            .#{$step-item-prefix}-tail > i {
                background-color:  $border-color-split;
            }
        }

        &#{$step-item-prefix}-next-error {
            .#{$step-item-prefix}-tail > i,
            .#{$step-item-prefix}-tail > i:after {
                background-color:  $error-color;
            }
        }

        &.#{$step-item-prefix}-custom {
            .#{$step-item-prefix}-head-inner {
                background: none;
                border: 0;
                width: auto;
                height: auto;
                > #{$step-item-prefix}-icon {
                    font-size: 20px;
                    top: 2px;
                    width: 20px;
                    height: 20px;
                }
            }
            &.#{$step-item-prefix}-status-process {
                .#{$step-item-prefix}-head-inner > #{$step-item-prefix}-icon {
                    color:  $primary-color;
                }
            }
        }
    }
    &-item:last-child &-tail{
        display: none;
    }

    .#{$step-item-prefix}-head,
    .#{$step-item-prefix}-main {
        position: relative;
        display: inline-block;
        vertical-align: top;
    }
    .#{$step-item-prefix}-head {
        background: #fff;
    }

    .#{$step-item-prefix}-head-inner {
        display: block;
        width: $step-item-head-height;
        height: $step-item-head-height;
        line-height: $step-item-head-height;
        margin-right: 8px;
        text-align: center;
        border: 1px solid  $steps-wait-icon-color;
        border-radius: 50%;
        font-size: 14px;
        transition: background-color  $transition-time  $ease-in-out;

        > .#{$step-item-prefix}-icon {
            line-height: 1;
            position: relative;
            font-size: 14px;
            // font-weight: bold;

            // &.ivu-icon {
            //     font-size: 24px;
            //     &-ios-checkmark-empty,
            //     &-ios-close-empty {
            //         font-weight: bold;
            //     }
            // }
        }
    }
    .#{$step-item-prefix}-main {
        margin-top: 2.5px;
        display: inline;
    }
    .#{$step-item-prefix}-custom {
        .#{$step-item-prefix}-title{
        }
        .#{$step-item-prefix}-head-inner {
            > .#{$step-item-prefix}-icon{
                font-size:$step-custom-icon-font-size;
                line-height: 1.3;
            }
        }
    }

    .#{$step-item-prefix}-title {
        display: inline-block;
        height:$step-item-head-height;
        line-height:$step-item-head-height;
        margin-bottom: 4px;
        padding-right: 10px;
        font-size: $step-title-font-size;
        color: $step-title-color;
        background: #fff;

        > a:first-child:last-child {
            color: $steps-wait-icon-color;
        }
    }
    .#{$step-item-prefix}-item-last {
        .#{$step-item-prefix}-title {
            padding-right: 0;
            width: 100%;
        }
    }
    .#{$step-item-prefix}-content {
        font-size: 12px;
        color: $text-color;
    }
    .#{$step-item-prefix}-tail {
        width: 100%;
        position: absolute;
        left: 0;
        top: $step-item-head-height/2;
        > i {
            display: inline-block;
            width: 100%;
            height: $step-tail-width;
            vertical-align: top;
            background:  $border-color-split;
            border-radius:$step-tail-radius;
            position: relative;
            &:after {
                content: '';
                width: 0;
                height: 100%;
                background:  $border-color-split;
                opacity: 0;
                position: absolute;
                top: 0;
            }
        }
    }

    &.#{$step-prefix}-small {
        .#{$step-item-prefix}-head-inner {
            width: 18px;
            height: 18px;
            line-height: 16px;
            margin-right: 10px;
            text-align: center;
            border-radius: 50%;
            font-size: 12px;

            > #{$step-item-prefix}-icon.ivu-icon {
                font-size: 16px;
                top: 0;
            }
        }
        .#{$step-item-prefix}-main {
            margin-top: 0;
        }
        .#{$step-item-prefix}-title {
            margin-bottom: 4px;
            margin-top: 0;
            color: #666;
            font-size: 12px;
            font-weight: bold;
        }
        .#{$step-item-prefix}-content {
            font-size: 12px;
            color: #999;
            padding-left: 30px;
        }
        .#{$step-item-prefix}-tail {
            top: 8px;
            padding: 0 8px;
            > i {
                height: 1px;
                width: 100%;
                border-radius: 1px;
            }
        }
    }

    &.#{$step-prefix}-small .#{$step-prefix}-item.#{$step-item-prefix}-custom .#{$step-item-prefix}-head-inner,
    .#{$step-prefix}-item.#{$step-item-prefix}-custom .#{$step-item-prefix}-head-inner {
        width: inherit;
        height: inherit;
        line-height: inherit;
        border-radius: 0;
        border: 0;
        background: none;
    }
}

.#{$step-prefix}-vertical {
    .#{$step-prefix}-item {
        display: block;
    }

    .#{$step-item-prefix}-tail {
        position: absolute;
        left: $step-item-head-height/2;
        top: 0;
        height: 100%;
        width: $step-tail-width;
        padding: $step-vertical-tail-padding;
        > i {
            height: 100%;
            width: $step-tail-width;
            &:after {
                height: 0;
                width: 100%;
            }
        }
    }

    .#{$step-item-prefix}-status-finish {
        .#{$step-item-prefix}-tail > i:after {
            height: 100%;
        }
    }

    .#{$step-item-prefix}-head {
        float: left;
        &-inner {
            margin-right: 16px;
        }
    }

    .#{$step-item-prefix}-main {
        min-height: 47px;
        overflow: hidden;
        display: block;
        .#{$step-item-prefix}-title {
            line-height: $step-item-head-height;
        }
        .#{$step-item-prefix}-content {
            padding-bottom: 12px;
            padding-left: 0;
        }
    }

    .#{$step-item-prefix}-custom #{$step-item-prefix}-icon {
        left: 4px;
    }
    &.#{$step-prefix}-small .#{$step-item-prefix}-custom #{$step-item-prefix}-icon {
        left: 0;
    }
}

.#{$step-prefix}-vertical.#{$step-prefix}-small {
    .#{$step-item-prefix}-tail {
        position: absolute;
        left: 9px;
        top: 0;
        padding: 22px 0 4px 0;
        > i {
            height: 100%;
        }
    }

    .#{$step-item-prefix}-title {
        line-height: 18px;
    }
}

.#{$step-prefix}-horizontal {
    &.#{$step-prefix}-hidden {
        visibility: hidden;
    }
    .#{$step-item-prefix}-content {
        //max-width: 100px;
        padding-left: 35px;
    }
    .#{$step-prefix}-item:not(:first-child) .#{$step-item-prefix}-head {
        padding-left: 10px;
        margin-left: -10px;
    }
}