@import '../../../../style/variables.less'; // 引入变量

.pro-layout-tabs {
  display: flex;
  flex-direction: column;
  height: 100%;

  &-header-wrapper {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.3s cubic-bezier(0.4, 0, 0.2, 1);

    &.tabs-visible {
      grid-template-rows: 1fr;
    }

    > .pro-layout-tabs-header {
      overflow: hidden;
    }
  }

  &-header {
    align-items: center;
    border-bottom: none;
    // 去掉 sticky 和白色背景：Tab 栏现在在 ProLayout 的渐变区域
    background: transparent;

    .pro-layout-tab-icon {
      display: none !important;
    }
    .@{ant-prefix}-tabs-nav-list {
      overflow: initial;
    }

    .pro-layout-tab-list {
      display: flex;
      flex: 1;
      gap: 8px;

      &::-webkit-scrollbar {
        height: 3px;
      }

      &::-webkit-scrollbar-track {
        background: transparent;
      }

      &::-webkit-scrollbar-thumb {
        background: #d9d9d9;
        border-radius: 3px;

        &:hover {
          background: #bfbfbf;
        }
      }
    }

    &-extra {
      flex-shrink: 0;
      padding: 0 16px;
    }
  }

  &-content {
    .tab-pane {
      &.hidden {
        display: none;
      }
    }
  }

  // antd Tabs 样式覆盖
  .pro-layout-tabs-antd {
    width: 100%;
    height: 100%;

    // 隐藏 Tabs 的内容区域，因为我们使用 renderContent() 渲染
    .@{ant-prefix}-tabs-content-holder {
      display: none !important;
    }

    // 覆盖 nav 样式，使其匹配 pro-layout-tabs-header
    .@{ant-prefix}-tabs-nav {
      margin: 0;
      padding: 0;
      border-bottom: none;

      &::before {
        display: none; // 隐藏底部边框
      }
    }

    // 覆盖 nav-list 样式，使其匹配 pro-layout-tab-list
    .@{ant-prefix}-tabs-nav-list {
      display: flex;
      flex: 1;
      gap: 8px;

      &::-webkit-scrollbar {
        height: 3px;
      }

      &::-webkit-scrollbar-track {
        background: transparent;
      }

      &::-webkit-scrollbar-thumb {
        background: #d9d9d9;
        border-radius: 3px;

        &:hover {
          background: #bfbfbf;
        }
      }
    }

    // 覆盖 tab 样式，使其匹配 pro-layout-tab-item
    .@{ant-prefix}-tabs-tab {
      position: relative;
      display: flex;
      flex-shrink: 0;
      align-items: center;
      height: 33px;
      padding: 0 !important;
      margin: 0 !important;
      background: transparent !important;
      border: none;
      border-radius: 0 !important;
      cursor: pointer;
      transition: none; // 由内部 TabItemComponent 处理过渡

      &:hover {
        background: transparent !important;
      }

      // 隐藏 antd 默认的关闭按钮（我们使用自定义的）
      .@{ant-prefix}-tabs-tab-remove {
        display: none !important;
      }

      // TabItemComponent 的样式应该在这里应用
      .pro-layout-tab-item {
        width: 100%;
        height: 100%;
      }
    }

    // 激活状态样式（由 TabItemComponent 内部处理）
    .@{ant-prefix}-tabs-tab-active {
      background: transparent !important;
      border: none !important;

      &::before {
        display: none;
      }
    }

    // 隐藏 ink-bar（下划线）
    .@{ant-prefix}-tabs-ink-bar {
      display: none !important;
    }
  }
}

.pro-layout-tabs-antd {
  &.@{ant-prefix}-tabs {
    .@{ant-prefix}-tabs-tab {
      padding: 4px 0 5px !important;
      margin-right: 8px !important;
      margin-left: 0;
      background: #e7e8ee;
      transition: none;
      border-color: #e7e8ee;
      &.@{ant-prefix}-tabs-tab-active {
        background: #ffffff;
        border-top: 2px solid var(--zaui-brand, #006aff);
      }
    }
    .ant-tabs-nav {
      margin-bottom: 0;
    }
  }
}

.pro-layout-tab-item {
  position: relative;
  display: flex;
  flex-shrink: 0;
  align-items: center;
  padding: 0;
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;

  .pro-layout-tab-content {
    display: flex;
    align-items: center;
    padding: 0 12px;
    text-align: left;

    .pro-layout-tab-icon {
      display: flex;
      flex-shrink: 0;
      align-items: center;
      margin-right: 8px;

      .iconfont {
        color: inherit;
        font-size: 14px;
      }

      img {
        width: 16px;
        height: 16px;
        object-fit: contain;
      }
    }

    .pro-layout-tab-title {
      flex: 1;
      overflow: hidden;
      color: var(--zaui-text, #464646);
      font-weight: 500;
      font-size: 14px;
      white-space: nowrap;
      text-overflow: ellipsis;
      transition: color 0.2s;
    }

    .pro-layout-tab-close {
      display: flex;
      flex-shrink: 0;
      align-items: center;
      justify-content: center;
      margin-left: 4px;
      padding: 2px;
      color: #333;
      border-radius: 4px;
      opacity: 1;
      transition: all 0.2s;

      &:hover {
        color: #ff4d4f;
        background: rgba(255, 77, 79, 0.1);
      }
    }
  }

  // hover 时展示 close 按钮
  &:hover .pro-layout-tab-close,
  &.active .pro-layout-tab-close {
    opacity: 1;
  }

  &.active .pro-layout-tab-content {
    .pro-layout-tab-title {
      color: var(--zaui-brand, #006aff);
      font-weight: 600;
    }

    .pro-layout-tab-icon {
      .iconfont {
        color: var(--zaui-brand, #006aff);
      }
    }

    .pro-layout-tab-close {
      color: var(--zaui-brand, #006aff);

      &:hover {
        color: #ff4d4f;
        background: rgba(255, 77, 79, 0.1);
      }
    }
  }
}

.pro-layout-tabs-dropdown-menu {
  .@{ant-prefix}-tabs-dropdown-menu-item-remove {
    display: none !important;
  }
  .pro-layout-tab-icon {
    display: none !important;
  }
  .pro-layout-tab-content {
    width: 100%;
  }
}

// 响应式适配
@media (max-width: 768px) {
  .pro-layout-tab-item {
    .pro-layout-tab-content {
      padding: 0 8px;

      .pro-layout-tab-title {
        max-width: 80px;
      }
    }
  }
}