@prefix: flexi-grid;
@border-color: #e8e8e8;
@border-color-highlight: #108ee9;
@background-color: #fafafa;

.@{prefix} {
  position: relative;
  border: 1px solid @border-color;
  text-align: left;

  &,
  .@{prefix}-container,
  .@{prefix}-header,
  .@{prefix}-body,
  .@{prefix}-footer,
  .@{prefix}-row-wrap,
  .@{prefix}-row,
  .@{prefix}-cells-group-wrap,
  .@{prefix}-cells-group,
  .@{prefix}-cell,
  .@{prefix}-cell-wrap1,
  .@{prefix}-cell-content,
  .@{prefix}-header-end-sapce,
  .@{prefix}-header-merged-cells-wrap,
  .@{prefix}-header-merged-cells,
  .@{prefix}-shadow,
  .@{prefix}-scroll,
  .@{prefix}-reorder-handler,
  .@{prefix}-reorder-handler > .drop-target,
  .@{prefix}-reorder-handler > .source-mask,
  .@{prefix}-reorder-handler > .drag-proxy,
  .@{prefix}-reorder-handler > .target-marker,
  .@{prefix}-resize-handler,
  .@{prefix}-resize-handler > .knob-marker,
  .@{prefix}-resize-knob,
  .@{prefix}-resize-knob-marker,
  .@{prefix}-reorder-knob {
    margin: 0;
    padding: 0;
    overflow: hidden;
    box-sizing: border-box;
  }

  .@{prefix}-container,
  .@{prefix}-header,
  .@{prefix}-body,
  .@{prefix}-footer,
  .@{prefix}-row {
    position: relative;
  }

  .@{prefix}-header,
  .@{prefix}-reorder-handler > .drag-proxy {
    .@{prefix}-cell {
      background-color: @background-color;
    }
  }

  .@{prefix}-header-end-sapce {
    position: absolute;
    top: 0;
    right: 0;
    border-left: 1px solid @border-color;
    background-color: @background-color;
  }

  .@{prefix}-header-merged-cells-wrap {
    position: absolute;
    top: 0;
  }

  .@{prefix}-header-merged-cells {
    position: absolute;
    left: 0;
  }

  .@{prefix}-row-wrap,
  .@{prefix}-cells-group {
    position: absolute;
    top: 0;
    left: 0;
  }

  .@{prefix}-row.odd {
    .@{prefix}-cell {
      background-color: #f6f7f8;
    }
  }

  .@{prefix}-cells-group-wrap {
    position: absolute;
    top: 0;
  }

  .@{prefix}-cell {
    position: absolute;
    top: 0;
    display: inline-block;
    vertical-align: top;
    white-space: nowrap;
    background-color: #fff;

    &.align-left {
      text-align: left;
    }

    &.align-center {
      text-align: center;
    }

    &.align-right {
      text-align: right;
    }

    > .@{prefix}-cell-wrap1 {
      display: table;

      > .@{prefix}-cell-wrap2 {
        display: table-row;

        > .@{prefix}-cell-wrap3 {
          display: table-cell;
          vertical-align: middle;
        }
      }
    }
  }

  .@{prefix}-cell-content {
    position: relative;
    padding: 8px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
  }

  .@{prefix}-shadow {
    position: absolute;
    opacity: 0;
    transition: opacity 0.3s ease;

    &.visible {
      opacity: 1;
    }
  }

  .@{prefix}-shadow.top,
  .@{prefix}-shadow.bottom {
    left: 0;
    height: 0;
  }

  .@{prefix}-shadow.right,
  .@{prefix}-shadow.left {
    top: 0;
    width: 8px;
  }

  .@{prefix}-shadow.right {
    margin-right: -1px;
    border-right: 1px solid transparent;
    background: linear-gradient(to left, rgba(0, 0, 0, 0.1) 0%, rgba(0, 0, 0, 0) 100%);
  }

  .@{prefix}-shadow.left {
    margin-left: -1px;
    border-left: 1px solid transparent;
    background: linear-gradient(to right, rgba(0, 0, 0, 0.1) 0%, rgba(0, 0, 0, 0) 100%);
  }

  .@{prefix}-sort-wrap,
  .@{prefix}-resize-wrap,
  .@{prefix}-reorder-wrap,
  .@{prefix}-reorder-handler {
    position: absolute;
    left: 0;
    top: 0;
  }

  .@{prefix}-resize-wrap {
    z-index: 999;
    .@{prefix}-resize-knob {
      position: absolute;
      cursor: ew-resize;
      background: transparent;

      .@{prefix}-resize-knob-marker {
        position: absolute;
        left: 2px;
        top: 0;
        bottom: 0;
        width: 1px;
        background: @border-color-highlight;
        opacity: 0;
      }

      &:hover .@{prefix}-resize-knob-marker {
        opacity: 1;
      }
    }
  }

  .@{prefix}-resize-handler {
    display: none;
    position: absolute;
    z-index: 9;
    background-color: rgba(0, 0, 0, 0.05);

    &.visible {
      display: block;
    }

    .knob-marker {
      position: absolute;
      width: 1px;
      border-right: 1px solid @border-color-highlight;
    }

    .mouse-area {
      cursor: ew-resize;
      position: absolute;
    }
  }

  .@{prefix}-reorder-knob {
    position: absolute;
    cursor: hand;
    cursor: -webkit-grab;
    background: #f0f0f0;
    border-right: 1px solid @border-color;

    &:hover {
      background: #efefef;

      &::before,
      &::after {
        color: #666;
      }
    }

    &::before,
    &::after {
      position: absolute;
      top: 50%;
      content: '…';
      display: inline-block;
      margin-top: -6px;
      transform: rotate(90deg);
      font-size: 12px;
      line-height: 1;
      color: #ccc;
      transition: color 0.3s ease;
    }

    &::before {
      left: 2px;
    }

    &::after {
      left: 5px;
    }
  }

  .@{prefix}-reorder-handler {
    cursor: hand;
    cursor: -webkit-grab;
    z-index: 9;
    display: none;

    &.visible {
      display: block;
    }

    .drop-target {
      position: absolute;
    }

    .source-mask {
      position: absolute;
      background-color: rgba(0, 0, 0, 0.05);
    }

    .drag-proxy {
      position: absolute;
      border-left: 1px solid @border-color;
      margin-left: -1px;
      box-shadow: 1px 0 0 0 @border-color, 0 0 10px rgba(0, 0, 0, 0.15);

      .@{prefix}-reorder-knob.active::before,
      .@{prefix}-reorder-knob.active::after {
        color: @border-color-highlight;
      }
    }

    .target-marker {
      position: absolute;
      width: 6px;

      &::after {
        position: absolute;
        left: 0;
        top: 50%;
        margin-top: -5px;
        content: '';
        width: 0;
        height: 0;
        border-style: solid;
        border-radius: 5px;
      }

      &.is-left {
        margin-left: 13px;
      }

      &.is-left::after {
        border-width: 5px 5px 5px 0;
        border-color: transparent @border-color-highlight transparent transparent;
      }

      &.is-right {
        margin-right: 1px;
        &.fix-position-sortable {
          margin-right: 14px;
        }
      }

      &.is-right::after {
        border-width: 5px 0 5px 5px;
        border-color: transparent transparent transparent @border-color-highlight;
      }
    }
  }

  .@{prefix}-sort-knob {
    position: absolute;
    cursor: pointer;
    width: 16px;
    height: 16px;
    margin-left: -16px;
    margin-top: -8px;

    .sort-asc,
    .sort-desc {
      content: ' ';
      position: absolute;
      left: 4px;
      width: 0;
      height: 0;
      border-style: solid;
      line-height: 1;
      transition: all 0.3s;
      border-radius: 4px;
    }

    .sort-asc {
      top: 3px;
      border-width: 0 4px 4px 4px;
      border-color: transparent transparent rgba(0, 0, 0, 0.45) transparent;

      &.on,
      &.on:hover {
        border-bottom-color: @border-color-highlight;
      }

      &:hover {
        border-bottom-color: rgba(0, 0, 0, 0.65);
      }
    }

    .sort-desc {
      bottom: 3px;
      border-width: 4px 4px 0 4px;
      border-color: rgba(0, 0, 0, 0.45) transparent transparent transparent;

      &.on,
      &.on:hover {
        border-top-color: @border-color-highlight;
      }

      &:hover {
        border-top-color: rgba(0, 0, 0, 0.65);
      }
    }
  }
}

.@{prefix}-scroll {
  position: absolute;
  outline: none;
  user-select: none;
  transition: all 0.3s ease;

  .@{prefix}-scroll-face {
    position: absolute;
    z-index: 1;
    overflow: hidden;

    &::after {
      display: block;
      position: absolute;
      border-radius: 6px;
      content: '';
      background-color: #c2c2c2;
      transition: all 0.3s ease;
    }
  }

  &.vertical {
    bottom: 0;
    right: 0;
    top: 0;
    border-left: 1px solid @border-color;
  }

  &.horizontal {
    bottom: 0;
    left: 0;
    border-top: 1px solid @border-color;
  }

  &.opaque {
    background-color: #fff;
  }

  &:hover,
  &.active {
    .@{prefix}-scroll-face::after {
      background-color: #7d7d7d;
    }
  }
}

.@{prefix}-scroll.vertical {
  .@{prefix}-scroll-face {
    left: 0;
    right: 0;
    top: 0;

    &::after {
      height: 100%;
      left: 4px;
      right: 4px;
      top: 0;
    }
  }

  &.active .@{prefix}-scroll-face::after,
  &:hover .@{prefix}-scroll-face::after {
    transform: scaleX(1.5);
    border-radius: 9px;
  }
}

.@{prefix}-scroll.horizontal {
  .@{prefix}-scroll-face {
    bottom: 0;
    left: 0;
    top: 0;

    &::after {
      bottom: 4px;
      top: 4px;
      left: 0;
      width: 100%;
    }
  }

  &.active .@{prefix}-scroll-face::after,
  &:hover .@{prefix}-scroll-face::after {
    transform: scaleY(1.5);
    border-radius: 9px;
  }
}

.@{prefix}.bordered {
  .@{prefix}-header {
    border-bottom: 1px solid @border-color;
  }

  .@{prefix}-cell {
    border-color: @border-color;
    border-style: solid;
    border-width: 0 1px 1px 0;
  }

  .@{prefix}-cell.no-right-border {
    border-right-width: 0;
  }
}

.@{prefix}.reorderable {
  .@{prefix}-header .@{prefix}-cell.unreorderable .@{prefix}-cell-content {
    padding-left: 8px;
  }

  .@{prefix}-header,
  .@{prefix}-reorder-handler > .drag-proxy {
    .@{prefix}-cell-content {
      padding-left: 20px;
    }
  }
}

.@{prefix}.sortable {
  .@{prefix}-header .@{prefix}-cell.unsortable .@{prefix}-cell-content {
    padding-right: 8px;
  }

  .@{prefix}-header,
  .@{prefix}-reorder-handler > .drag-proxy {
    .@{prefix}-cell-content {
      padding-right: 16px;
    }
  }
}