@primary: #1677ff;

.pageTabsMain {
  display: flex;
  align-items: center;
  width: 100%;
  height: 100%;
  overflow-x: auto;
  overflow-y: hidden;

  &::-webkit-scrollbar {
    height: 0;
  }

  .tabItem {
    position: relative;
    display: flex;
    align-items: center;
    height: 100%;
    user-select: none;
    transition: all 0.15s ease;

    &:not(:first-child) {
      margin-left: -9px;
    }

    &:global(:not(.dragging)) {
      cursor: pointer;
    }

    &:not(.tabItemActive) {
      &:hover {
        > .divider {
          opacity: 0;
        }

        & + .tabItem {
          > .divider {
            opacity: 0;
          }
        }

        .tabContent {
          background-color: rgba(0, 0, 0, 0.06);
        }
      }

      .tabClose:hover {
        color: rgba(0, 0, 0, 0.85);
      }
    }

    &.tabItemActive {
      z-index: 2;

      & + .tabItem {
        > .divider {
          opacity: 0 !important;
        }
      }

      .tabTitle {
        color: @primary;
        font-weight: 500;
      }

      .tabBg {
        &.tabBgActive {
          .tabBgInner {
            background-color: fade(@primary, 8%);
          }

          .tabBgCurveBefore,
          .tabBgCurveAfter {
            fill: fade(@primary, 8%);
          }
        }
      }
    }
  }

  .divider {
    position: absolute;
    left: 7px;
    top: 50%;
    z-index: 0;
    width: 1px;
    height: 16px;
    background-color: #e8e8e8;
    transform: translateY(-50%);
    transition: opacity 0.15s;
  }

  .tabBg {
    position: absolute;
    top: 0;
    left: 0;
    z-index: -1;
    width: 100%;
    height: 100%;
    padding: 0 calc(7px - 1px);
    transition: opacity 0.15s;
  }

  .tabBgInner {
    height: 100%;
    border-radius: 7px 7px 0 0;
    transition:
      background-color 0.15s,
      margin 0.15s,
      border-radius 0.15s;
  }

  .tabBgCurveBefore {
    position: absolute;
    left: -1px;
    bottom: 0;
    fill: transparent;
    transition: fill 0.15s;
  }

  .tabBgCurveAfter {
    position: absolute;
    right: -1px;
    bottom: 0;
    fill: transparent;
    transition: fill 0.15s;
  }

  // 仅包裹文字 + 关闭按钮，通过 margin 收在 tab 内部
  .tabContent {
    position: relative;
    height: 28px;
    z-index: 2;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    width: fit-content;
    max-width: 100%;
    margin: 0 10px 0 10px;
    padding: 2px 2px 2px 8px;
    border-radius: 8px;
    transition: background-color 0.35s;
  }

  .tabTitle {
    min-width: 0;
    font-size: 13px;
    color: rgba(0, 0, 0, 0.65);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .tabClose {
    flex-shrink: 0;
    width: 16px;
    height: 16px;
    line-height: 16px;
    font-size: 10px;
    text-align: center;
    color: rgba(0, 0, 0, 0.45);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.15s;
  }
}