*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

.flex {
    display: flex;
}

.grid {
    display: grid;
}

.grid-center {
    justify-items: center;
    align-items: center;
}

.grid-between {
    justify-items: space-between;
    align-items: center;
}

.grid.grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.gap-2 {
    gap: 0.5rem;
}

.gap-4 {
    gap: 1rem;
}

.gap-8 {
    gap: 2rem;
}

.col-span-2 {
    grid-column: span 2 / span 2;
}

.t-menu__item {
    font-weight: bold;
}

.t-menu__sub .t-is-active {
    background-color: var(--td-brand-color-7) !important;
    color: white !important;
}

.t-menu__sub .t-is-active .t-icon {
    color: white !important;
}

#nprogress .bar {
    background: var(--td-brand-color-7) !important;
}

.page-container {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 8px;
    box-sizing: border-box;
    overflow: hidden;
    background-color: #f5f5f5;
}

.card {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
    overflow: hidden;
}

.card .t-card__body {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
    overflow: hidden;
    padding: 16px;
}

.table-container {
    flex: 1;
    min-height: 0;
    overflow: hidden;
}

.table-container .t-table {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.table-container .t-table__body {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
}

/* ============ 编辑页面通用容器 ============ */
/* 单列/多列表单的默认滚动容器：占满 card 内部剩余空间，水平居中留出 150px 边距 */
.editor-container {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    padding: 16px 150px;
}

.editor-container .grid {
    column-gap: 16px;
}

/* 左右等分两栏布局（例如：表单 + 附件上传） */
.editor-container.editor-container-cols-2 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

/* 编辑页面的分栏布局（例如：基础信息 + 附属面板）- grid-template-columns 由使用页自定义 */
.editor-split {
    flex: 1;
    min-height: 0;
    display: grid;
    gap: 16px;
    overflow: hidden;
}

.editor-split > * {
    min-height: 0;
    overflow: hidden;
}

.editor-split .section-card {
    height: 100%;
}

.editor-split .section-card .t-card__body {
    overflow: auto;
}

.split-panel {
    display: flex;
    gap: 16px;
    height: calc(100vh - 200px);
    min-height: 500px;
}

.split-panel-side {
    width: 500px;
    flex-shrink: 0;
    border: 1px solid var(--td-component-border);
    border-radius: var(--td-radius-default);
    display: flex;
    flex-direction: column;
}

.split-panel-main {
    flex: 1;
    border: 1px solid var(--td-component-border);
    border-radius: var(--td-radius-default);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.split-panel-header {
    padding: 12px 16px;
    border-bottom: 1px solid var(--td-component-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--td-bg-color-container-hover);
}

.split-panel-title {
    font-weight: 500;
    font-size: 14px;
}

.split-panel-content {
    flex: 1;
    overflow: auto;
    padding: 12px;
}

.split-panel-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--td-text-color-placeholder);
}