html, body, #app, .layout {
  margin: 0;
  padding: 0;
  height: 100%;
}

/* ===== 顶部导航栏 ===== */
.layout-header {
  color: #fff;
  background: linear-gradient(90deg, #1d2b45 0%, #2c3e60 100%);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
  display: flex;
  align-items: center;
  position: relative;

  div.main-title {
    display: inline-block;
    font-size: 20px;
    font-weight: var(--el-font-weight-primary);
    letter-spacing: 1px;
    line-height: 60px;
  }
  .nav-btns-right {
    display: inline-block;
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
  }
}

/* ===== 侧边栏 ===== */
.el-aside {
  background: var(--el-fill-color-light);
  border-right: 1px solid var(--el-border-color-light);

  .el-menu {
    border-right: none;
    background: transparent;
  }
  .el-menu-item {
    border-radius: var(--el-border-radius-base);
    margin: 2px 8px;
    width: calc(100% - 16px);

    &.is-active {
      background-color: var(--el-color-primary-light-9);
      color: var(--el-color-primary);
      font-weight: var(--el-font-weight-primary);
    }
    &:hover {
      background-color: var(--el-fill-color);
    }
  }
  .el-sub-menu__title:hover {
    background-color: var(--el-fill-color);
  }
}

/* ===== 主内容区 ===== */
.layout-main {
  padding: 0 !important;
  display: flex !important;
  flex-direction: column;
  background: var(--el-fill-color);

  > .layout-tabs {
    margin: 12px 16px 0;
  }
  > .layout-content {
    margin: 12px 16px;
    overflow: auto;
    background: var(--el-bg-color);
    border-radius: 10px;
    border: 1px solid var(--el-border-color-lighter);
    padding: 20px;
    flex-grow: 1;
    flex-basis: 0;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
  }
  > .layout-copy {
    text-align: center;
    padding: 8px 0 12px;
    color: var(--el-text-color-placeholder);
    font-size: var(--el-font-size-extra-small);
  }
}

/* ===== 表格美化 ===== */
.table-container {
  position: relative;

  .el-table {
    border-radius: var(--el-border-radius-base);
    overflow: hidden;
    border: 1px solid var(--el-border-color-lighter);

    &::before {
      display: none;
    }
    th.el-table__cell {
      background: var(--el-fill-color-light);
      color: var(--el-text-color-regular);
      font-weight: var(--el-font-weight-primary);
      font-size: var(--el-font-size-small);
      border-bottom: 1px solid var(--el-border-color-lighter);
    }
    td.el-table__cell {
      border-bottom: 1px solid var(--el-fill-color);
      color: var(--el-text-color-primary);
      font-size: var(--el-font-size-small);
    }
    .el-table__row:hover > td {
      background: var(--el-color-primary-light-9) !important;
    }
    .el-table__row--striped > td {
      background: var(--el-fill-color-lighter);
    }
    .el-button.is-link {
      font-size: 16px;
      padding: 4px 6px;
    }
  }
}

/* ===== 操作栏 ===== */
.btn-container {
  margin-bottom: 14px;
  display: flex;
  align-items: center;

  .search-btn {
    margin-left: auto;
    display: flex;
    gap: 8px;
  }
}

/* ===== 分页 ===== */
.page-container {
  padding: 16px 0 4px;
  display: flex;
  justify-content: center;
}

/* ===== 表单弹窗 ===== */
.el-dialog {
  border-radius: 12px;
  overflow: hidden;

  .el-dialog__header {
    background: var(--el-fill-color-light);
    border-bottom: 1px solid var(--el-border-color-lighter);
    padding: 16px 20px;
    margin: 0;

    .el-dialog__title {
      font-size: var(--el-font-size-base);
      font-weight: var(--el-font-weight-primary);
      color: var(--el-text-color-primary);
    }
  }
  .el-dialog__body {
    padding: 24px 24px 8px;
  }
  .el-dialog__footer {
    border-top: 1px solid var(--el-border-color-lighter);
    padding: 12px 20px;
    background: var(--el-fill-color-lighter);
  }
}

/* ===== 搜索表单 ===== */
.el-form--inline {
  margin-bottom: 14px;

  .el-form-item {
    margin-bottom: 0;
  }
}
.search-panel {
  margin-bottom: 14px;
}

/* ===== 其他工具类 ===== */
.carsouel-img {
  position: relative;
  left: 50%;
  transform: translateX(-50%);
  height: 500px;
  width: auto;
}
.main-view {
  position: relative;
  height: 100%;
}
.custom-drawer {
  > .el-drawer__header {
    margin-bottom: 0;
  }
  > .el-drawer__body {
    overflow: auto;
  }
}
.el-tabs--card.nav-tabs {
  > .el-tabs__header {
    margin-bottom: 0;
    border-bottom: none;
    background: var(--el-bg-color);
    padding: 0 4px;
    border-radius: 8px 8px 0 0;

    .el-tabs__nav-wrap {
      margin-bottom: 0;
    }

    .el-tabs__nav {
      border: none;
    }

    .el-tabs__item {
      height: 36px;
      line-height: 36px;
      padding: 0 16px;
      font-size: var(--el-font-size-small);
      color: var(--el-text-color-secondary);
      border: none;
      border-radius: 6px 6px 0 0;
      margin-right: 2px;
      transition: color 0.2s, background 0.2s;
      position: relative;

      &:hover {
        color: var(--el-color-primary);
        background: var(--el-color-primary-light-9);
      }

      &.is-active {
        color: var(--el-color-primary);
        font-weight: var(--el-font-weight-primary);
        background: var(--el-fill-color);

        &::after {
          content: '';
          position: absolute;
          bottom: 0;
          left: 0;
          right: 0;
          height: 2px;
          background: var(--el-color-primary);
          border-radius: 2px 2px 0 0;
        }
      }

      .is-icon-close {
        font-size: 11px;
        margin-left: 4px;
        border-radius: 50%;
        transition: background 0.2s;

        &:hover {
          background: var(--el-color-danger-light-7);
          color: var(--el-color-danger);
        }
      }
    }
  }
}