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dbx/apps/desktop/src/components/layout/appTabBar.css
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CSS

/*
* Shared tab-bar styles for AppTabBar (special pages) and EditorGroupTabBar
* (per-group tabs). These rules are global CSS instead of scoped styles
* because both components render the same class names and scoped rules in one
* component would never match the other's DOM.
*/
/* 多行平铺模式:覆盖滚动相关样式,让标签换行展示 */
.app-tab-scroll.wrap-mode {
height: auto !important;
width: 100%;
max-width: 100%;
min-width: 0;
overflow: visible !important;
overflow-x: visible !important;
overflow-y: visible !important;
flex-wrap: wrap;
}
/* 父级 strip 容器在包含 wrap-mode 时也需要解除高度约束和裁剪 */
.app-tab-strip:has(.wrap-mode) {
width: 100%;
max-width: 100%;
min-width: 0;
height: auto !important;
overflow: visible !important;
}
/* 标签栏行容器(直接子 div)在包含 wrap-mode 时解除固定高度和裁剪 */
.app-tab-bar > div:has(.wrap-mode) {
width: 100%;
max-width: 100%;
min-width: 0;
height: auto !important;
overflow: visible !important;
}
/* 标签栏本身也解除裁剪,让换行内容自然撑高 */
.app-tab-bar:has(.wrap-mode) {
max-width: 100%;
overflow: visible !important;
}
/* Use an explicit root marker as well as the inner scroll marker. This keeps
* the auto-height rules reliable when a fixed-row strip contains wrapped
* sections and prevents the outer tab bar from reverting to two-row height. */
.app-tab-bar.tab-wrap-mode {
height: auto !important;
min-height: 0 !important;
max-height: none !important;
overflow: visible !important;
}
.app-tab-bar.tab-wrap-mode > div {
height: auto !important;
min-height: 0 !important;
max-height: none !important;
}
/* Horizontal tab bars keep pinned tabs in their own row. Vertical bars use
* the same strip for both sections so pinned tabs remain at the top. */
.app-tab-bar.horizontal-fixed-tabs {
height: 4.5rem !important;
min-height: 4.5rem;
}
/* Wrapped rows must grow the tab bar. The fixed two-row height otherwise lets
* additional rows paint over the editor while the workspace starts at 4.5rem. */
.app-tab-bar.horizontal-fixed-tabs:has(.wrap-mode) {
height: auto !important;
min-height: 0;
}
.app-tab-bar.horizontal-fixed-tabs:not(:has(.wrap-mode)) > div:has(.horizontal-fixed-tabs-scroll) {
height: 100% !important;
min-height: 0;
align-items: stretch;
}
.horizontal-fixed-tabs-scroll:not(.wrap-mode) {
height: 100% !important;
flex-direction: column !important;
align-items: stretch !important;
justify-content: flex-start;
flex-wrap: nowrap;
gap: 0 !important;
overscroll-behavior-x: none;
overflow-x: hidden !important;
overflow-y: hidden !important;
}
.app-tab-bar.separated-tab-layout.horizontal-fixed-tabs .app-tab-scroll:not(.wrap-mode) {
padding-block: 0;
}
/* A wrapped fixed-tab strip must size itself from its rows. The regular
* fixed-row rules above are intentionally excluded because 100% height on an
* auto-height flex container creates a cyclic height calculation. */
.app-tab-bar.horizontal-fixed-tabs:has(.wrap-mode) > div:has(.horizontal-fixed-tabs-scroll) {
height: auto !important;
min-height: 0;
align-items: stretch;
}
.horizontal-fixed-tabs-scroll.wrap-mode {
height: auto !important;
min-height: 0;
flex-direction: column !important;
align-items: stretch !important;
justify-content: flex-start;
flex-wrap: nowrap;
column-gap: 0 !important;
row-gap: 0.375rem !important;
overflow: visible !important;
}
.tab-section-frame--vertical,
.tab-section--vertical {
display: contents;
}
.tab-section-frame--horizontal {
display: contents;
}
.horizontal-fixed-tabs-scroll .tab-section-frame--horizontal {
position: relative;
display: block;
width: 100%;
min-width: 100%;
height: 2.25rem;
min-height: 2.25rem;
max-height: 2.25rem;
flex: 0 0 2.25rem;
overflow: hidden;
}
.tab-section--horizontal {
display: flex;
width: 100%;
min-width: 100%;
height: 100%;
align-items: center;
gap: 0;
}
.horizontal-fixed-tabs-scroll .tab-section--horizontal {
overflow-x: auto;
overflow-y: hidden;
overscroll-behavior-x: none;
touch-action: pan-x;
scrollbar-width: none;
}
.horizontal-fixed-tabs-scroll .tab-section--horizontal::-webkit-scrollbar {
display: none;
}
.tab-section--horizontal > * {
flex-shrink: 0;
}
/* Keep grouped tabs flush so their accent forms one continuous rule. With
* grouping disabled, flex gap also behaves correctly at wrapped line starts. */
.app-tab-bar.separated-tab-layout:not(.vertical-tab-layout)[data-group-mode="none"] .tab-section--horizontal {
column-gap: 4px;
}
/* The fixed two-row layout does not need the trailing flex spacer. Keeping it
* in the max-content row would manufacture horizontal overflow even when all
* tabs already fit. */
.horizontal-fixed-tabs-scroll .tab-section--horizontal > [data-tauri-drag-region] {
width: 0;
min-width: 0;
flex: 0 0 0;
}
.horizontal-fixed-tabs-scroll .tab-section--horizontal > .tab-tail-overflow-spacer[data-tauri-drag-region] {
width: 1px;
min-width: 1px;
flex-basis: 1px;
}
/* Keep the overflow affordance out of the measurement box. Otherwise its own
* width reduces the scroll viewport and can create a false overflow state. */
.tab-overflow-control {
box-sizing: border-box;
width: 34px;
flex: 0 0 34px;
padding: 0;
background: transparent;
justify-content: flex-end;
}
.has-tab-overflow-control .app-tab-strip {
padding-inline-end: 2.125rem;
}
.has-tab-overflow-control .app-tab-scrollbar {
inset-inline-end: 2.125rem;
}
/* The top-row overflow control overlays a small reserved area. Blend that
* area into the tab strip so the gap before the button does not read as an
* opaque empty block while keeping the button itself fully visible. */
.app-tab-bar:not(.vertical-tab-layout)[data-placement="top"] .tab-overflow-control {
isolation: isolate;
}
.app-tab-bar:not(.vertical-tab-layout)[data-placement="top"] .tab-overflow-control::before {
content: "";
position: absolute;
z-index: -1;
inset-block: 0;
inset-inline: -0.25rem 0;
background: transparent;
pointer-events: none;
}
.app-tab-bar:not(.vertical-tab-layout)[data-placement="top"] .tab-overflow-control button {
position: relative;
z-index: 1;
}
/* In the two-row layout, only the first row shares its right edge with the
* overflow button. The fixed row must retain the full width of its own strip. */
.horizontal-fixed-tabs .has-tab-overflow-control .app-tab-strip {
padding-inline-end: 0;
}
.horizontal-fixed-tabs > .has-tab-overflow-control {
padding-inline-end: 0;
}
.horizontal-fixed-tabs-scroll .tab-section-frame--with-overflow-control {
padding-inline-end: 35px;
}
.horizontal-fixed-tabs-scroll .tab-section-frame--with-overflow-control .app-tab-scrollbar {
inset-inline-end: 35px;
}
.horizontal-fixed-tabs-scroll .tab-section-frame--horizontal:not(:first-child) .app-tab-scrollbar {
inset-inline-end: 0;
}
.horizontal-fixed-tabs .tab-overflow-control {
box-sizing: border-box;
width: 35px;
padding-inline: 0 1px;
height: 2.25rem !important;
align-items: center;
}
.tab-overflow-control > * {
max-width: 100%;
}
.tab-overflow-control button {
width: 34px;
height: 34px;
min-width: 0;
border-color: color-mix(in oklch, var(--foreground) 18%, var(--border));
background-color: color-mix(in oklch, var(--muted) 72%, var(--background));
box-shadow: 0 1px 2px color-mix(in oklch, var(--foreground) 10%, transparent);
}
[data-settings-page-tab],
[data-driver-store-tab] {
scroll-margin-inline-end: 1px;
}
/* 经典布局 + 多行模式:优化多行标签显示 */
.app-tab-scroll.classic-wrap {
row-gap: 0.25rem;
padding-top: 0;
padding-bottom: 0;
align-items: flex-start;
}
/* Match the space between regular and pinned sections to the classic wrap
* strip's 4px outer padding. The shared fixed-row gap is 6px for modern tabs. */
.horizontal-fixed-tabs-scroll.wrap-mode.classic-wrap {
row-gap: 0.25rem !important;
}
/* 经典布局下 h-full 在 height:auto 容器中失效,改为固定高度 */
.app-tab-scroll.classic-wrap .tab-group-entry {
height: 2rem;
}
/* Wrap mode must keep the old multi-line behavior inside each semantic
* section, including when pinned and regular sections are rendered. */
.app-tab-scroll.wrap-mode .tab-section-frame--horizontal,
.app-tab-scroll.wrap-mode .tab-section--horizontal {
display: flex;
width: 100%;
max-width: 100%;
min-width: 0;
height: auto !important;
min-height: 0 !important;
max-height: none;
flex: 0 0 auto !important;
flex-wrap: wrap;
overflow: visible;
}
.app-tab-scroll.wrap-mode .tab-section--horizontal {
flex: 0 0 auto !important;
align-items: flex-start;
}
/* Modern separated tabs originally kept 0.375rem between wrapped rows. Keep
* horizontal tabs flush while preserving that vertical breathing room. */
.app-tab-scroll.wrap-mode:not(.classic-wrap) .tab-section--horizontal {
column-gap: 0;
row-gap: 0.375rem;
}
.app-tab-scroll.wrap-mode .tab-section-frame--horizontal {
align-self: flex-start;
}
.app-tab-pill {
background-color: var(--app-tab-background);
}
.app-tab-pill[data-active-tab="false"]:hover {
background-color: var(--app-tab-hover-background, color-mix(in oklch, var(--foreground) 8%, transparent));
}
.app-tab-bar:not(.vertical-tab-layout) .app-tab-pill {
border: 0.5px solid color-mix(in oklch, var(--foreground) 14%, var(--border));
}
.app-tab-bar:not(.vertical-tab-layout) .app-tab-pill[data-active-tab="true"] {
border-color: color-mix(in oklch, var(--foreground) 42%, var(--border));
}
.app-tab-bar:not(.vertical-tab-layout) .app-tab-pill[data-active-tab="false"]:hover {
border-color: color-mix(in oklch, var(--foreground) 28%, var(--border));
}
.dirty-tab-marker {
display: inline-flex;
width: 0.5rem;
height: 0.75rem;
flex-shrink: 0;
align-items: center;
justify-content: center;
color: currentColor;
font-size: 13px;
font-weight: 700;
line-height: 12px;
opacity: 0.9;
transform: translateY(2px);
}
.app-tab-scroll::-webkit-scrollbar {
display: none;
}
.app-tab-scrollbar {
position: absolute;
inset-inline: 0;
top: 0;
z-index: 20;
height: 6px;
cursor: pointer;
opacity: 0;
pointer-events: none;
touch-action: none;
transition: opacity 140ms ease;
}
.app-tab-strip:hover .app-tab-scrollbar,
.app-tab-strip:focus-within .app-tab-scrollbar,
.app-tab-scrollbar--dragging {
opacity: 1;
pointer-events: auto;
}
/* With two horizontal rows, reveal only the scrollbar belonging to the row
* under the pointer. The dragging state keeps it visible after the pointer
* leaves the row. */
.horizontal-fixed-tabs-scroll .app-tab-scrollbar {
opacity: 0;
pointer-events: none;
}
.horizontal-fixed-tabs-scroll .tab-section-frame--horizontal:hover .app-tab-scrollbar,
.horizontal-fixed-tabs-scroll .app-tab-scrollbar--dragging {
opacity: 1;
pointer-events: auto;
}
.app-tab-scrollbar::before {
content: "";
position: absolute;
inset-inline: 0;
top: 0;
height: 2px;
border-radius: 999px;
background: color-mix(in oklch, var(--foreground) 8%, transparent);
}
.app-tab-scrollbar--bottom {
top: auto;
bottom: 0;
}
.app-tab-scrollbar--bottom::before {
top: auto;
bottom: 0;
}
.app-tab-scrollbar__thumb {
position: absolute;
top: 0;
height: 2px;
min-width: 20px;
border-radius: 999px;
background: color-mix(in oklch, var(--foreground) 30%, transparent);
transition:
height 120ms ease,
background-color 120ms ease;
}
.app-tab-scrollbar--bottom .app-tab-scrollbar__thumb {
top: auto;
bottom: 0;
}
.app-tab-scrollbar:hover .app-tab-scrollbar__thumb,
.app-tab-scrollbar--dragging .app-tab-scrollbar__thumb {
height: 5px;
background: color-mix(in oklch, var(--foreground) 52%, transparent);
}
/* ------------------------------------------------------------------ */
/* Semantic tab groups (pill clusters) — ported from upstream AppTabBar */
/* ------------------------------------------------------------------ */
.tab-group-header {
display: inline-flex;
flex: none;
cursor: pointer;
align-items: center;
min-width: 0;
border: 0;
background: transparent;
outline: none;
-webkit-user-select: none;
user-select: none;
transition:
color 150ms ease,
box-shadow 150ms ease;
}
.tab-group-header:focus-visible {
box-shadow: 0 0 0 2px var(--ring);
}
.tab-group-header-content {
display: inline-flex;
min-width: 0;
align-items: center;
gap: 0.25rem;
transition:
color 150ms ease,
background-color 150ms ease,
box-shadow 150ms ease,
opacity 120ms ease,
transform 120ms ease;
}
.tab-group-marker {
width: 0.22rem;
height: 1rem;
flex: none;
border-radius: 9999px;
background: var(--tab-group-color);
}
.tab-organization-button {
display: inline-flex;
height: 1.75rem;
width: 1.75rem;
flex: 0 0 auto;
align-items: center;
justify-content: center;
align-self: flex-start;
margin-block: 0.25rem;
margin-inline: 0.25rem;
border: 1px solid transparent;
border-radius: 0.375rem;
color: var(--muted-foreground);
}
.tab-organization-button:hover {
border-color: var(--border);
background: var(--muted);
color: var(--foreground);
}
.tab-organization-button:focus-visible {
outline: 2px solid var(--ring);
outline-offset: -2px;
}
.tab-group-chevron {
width: 0.875rem;
height: 0.875rem;
flex: none;
transform: rotate(0deg);
transform-origin: center;
transition:
transform 180ms cubic-bezier(0.2, 0.8, 0.2, 1),
color 150ms ease;
}
.tab-group-chevron--collapsed {
transform: rotate(-90deg);
}
.tab-group-database-icon {
width: 0.875rem;
height: 0.875rem;
flex: none;
}
.tab-group-pin {
width: 0.7rem;
height: 0.7rem;
flex: none;
fill: currentColor;
opacity: 0.7;
}
.tab-group-label {
min-width: 0;
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
}
.tab-group-count {
display: inline-flex;
min-width: 1rem;
height: 1rem;
flex: none;
align-items: center;
justify-content: center;
border-radius: 9999px;
padding-inline: 0.25rem;
background: color-mix(in srgb, var(--tab-group-color) 18%, transparent);
font-size: 0.625rem;
line-height: 1;
}
.app-tab-bar:not(.vertical-tab-layout) .tab-group-header {
position: relative;
height: 100%;
align-self: stretch;
margin-inline: 0.15rem 0.05rem;
padding: 0;
color: var(--tab-group-color);
font-size: 0.6875rem;
font-weight: 650;
line-height: 1;
}
/* Modern split bars use h-7 (1.75rem) pills. Keep the group header on that
* exact baseline; the surrounding 2.5rem strip supplies the outer breathing
* room. Wrapped rows opt out and use their intrinsic row height below. */
.app-tab-bar.separated-tab-layout:not(.vertical-tab-layout):not(:has(.wrap-mode)) .tab-group-header {
height: 1.75rem;
align-self: center;
}
.app-tab-bar.separated-tab-layout:not(.vertical-tab-layout):not(:has(.wrap-mode)) .tab-group-header-content {
height: 1.75rem;
}
/* The modern top/bottom bar joins the group header and its pills into one
* continuous horizontal rail. Rounded pseudo-elements at the seam create a
* visible bump (the “turn” between the two pieces), so keep that rail flat. */
.app-tab-bar.separated-tab-layout:not(.vertical-tab-layout):not(:has(.wrap-mode)) .tab-group-header::after,
.app-tab-bar.separated-tab-layout:not(.vertical-tab-layout):not(:has(.wrap-mode)) .tab-group-tab::after {
border-radius: 0;
}
.app-tab-bar.separated-tab-layout:not(.vertical-tab-layout):not(:has(.wrap-mode)) .tab-group-header::after {
bottom: 0;
}
.app-tab-bar.separated-tab-layout:not(.vertical-tab-layout):not(:has(.wrap-mode))[data-placement="bottom"] .tab-group-header::after {
top: 0;
bottom: auto;
}
/* Wrapped rows must use their own content height. In particular, avoid
* height: 100% here: when a group expands into another row it makes the
* auto-sized flex container feed its height back into the row measurement. */
.app-tab-scroll.wrap-mode .tab-group-header {
height: auto !important;
min-height: 0;
align-self: flex-start;
}
.app-tab-scroll.wrap-mode.classic-wrap .tab-group-tab {
height: 2rem !important;
min-height: 2rem !important;
}
.app-tab-scroll.wrap-mode.classic-wrap .tab-group-header,
.app-tab-scroll.wrap-mode.classic-wrap .tab-group-header-content {
height: 2rem !important;
min-height: 2rem;
}
/* Classic wrapped headers only need to bridge the subpixel border seam to the
* first member tab. The shared 0.2rem extension visibly overshoots here. */
.app-tab-scroll.wrap-mode.classic-wrap .tab-group-header:not(.tab-group-header--collapsed)::after {
right: -1px;
}
/* Settings and Driver Manager are rendered directly in the section instead
* of inside a tab-group-entry wrapper. Their classic h-full class must size
* to one wrapped row, not to the full multi-row section. */
.app-tab-scroll.wrap-mode.classic-wrap .tab-section--horizontal > .app-tab-pill {
height: 2rem !important;
min-height: 2rem !important;
align-self: flex-start;
}
.app-tab-scroll.wrap-mode:not(.classic-wrap) .tab-group-tab {
min-height: 1.75rem;
}
.app-tab-scroll.wrap-mode:not(.classic-wrap) .tab-section--horizontal > .app-tab-pill {
height: 1.75rem !important;
min-height: 1.75rem !important;
align-self: flex-start;
}
.app-tab-bar:not(.vertical-tab-layout) .tab-group-header-content {
height: 1.75rem;
border-radius: var(--dbx-radius-md);
padding-inline: 0.4rem 0.5rem;
background: var(--tab-group-soft);
}
.app-tab-bar.classic-tab-layout:not(.vertical-tab-layout) .tab-group-header-content {
height: 100%;
border-radius: 0;
}
/* A one-pixel CSS border becomes visually heavy on scaled displays. Keep the
* classic ungrouped single-row separators as the thinnest available rule. */
.app-tab-bar.classic-tab-layout:not(.vertical-tab-layout):not(:has(.wrap-mode))[data-group-mode="none"] .app-tab-pill {
border-right-width: 0.5px;
}
/* In the default classic single-row layout, the bottom indicator is enough to
* identify the active tab. Remove its surrounding three-sided outline so the
* selected state does not look boxed in. */
.app-tab-bar.classic-tab-layout:not(.vertical-tab-layout):not(:has(.wrap-mode))[data-placement="top"][data-group-mode="none"] .app-tab-pill[data-active-tab="true"] {
border-top-color: transparent;
border-right-color: transparent;
border-left-color: transparent;
}
.app-tab-bar:not(.vertical-tab-layout) .tab-group-header:hover .tab-group-header-content,
.app-tab-bar:not(.vertical-tab-layout) .tab-group-header--active .tab-group-header-content {
background: color-mix(in srgb, var(--tab-group-color) 18%, transparent);
}
.app-tab-bar:not(.vertical-tab-layout) .tab-group-header--active .tab-group-header-content {
box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--tab-group-color) 35%, transparent);
}
.app-tab-bar:not(.vertical-tab-layout) .tab-group-header:hover .tab-group-chevron,
.app-tab-bar:not(.vertical-tab-layout) .tab-group-header--active .tab-group-chevron {
color: var(--tab-group-color);
}
.app-tab-bar:not(.vertical-tab-layout) .tab-group-header::after {
content: "";
position: absolute;
z-index: 1;
right: -0.2rem;
bottom: 0;
left: 0;
height: 2px;
border-radius: 9999px;
background: var(--tab-group-color);
pointer-events: none;
opacity: 0.82;
}
.app-tab-bar:not(.vertical-tab-layout) .tab-group-header--collapsed::after {
right: 0;
}
.app-tab-bar:not(.vertical-tab-layout)[data-placement="bottom"] .tab-group-header::after {
top: 0;
bottom: auto;
}
.app-tab-bar:not(.vertical-tab-layout) .tab-group-tab {
position: relative;
}
.app-tab-bar:not(.vertical-tab-layout):not(:has(.wrap-mode)) .tab-group-entry:has(.tab-group-tab) {
position: relative;
height: 100%;
max-height: none;
align-self: stretch;
}
/* Keep the separated pill centered inside its group entry. The entry also owns
* the group accent, so its underline shares the header's exact bottom edge. */
.app-tab-bar.separated-tab-layout:not(.vertical-tab-layout):not(:has(.wrap-mode)) .tab-group-entry:has(.tab-group-tab) {
display: flex;
align-items: center;
}
/* Wrapped group members need the same continuous group rule as the single
* row layout. Keep the stripe on the entry so it spans each full tab and
* meets the group header stripe without relying on the pill's own height. */
.app-tab-bar:not(.vertical-tab-layout):has(.wrap-mode) .tab-group-entry:has(.tab-group-tab) {
position: relative;
height: auto !important;
min-height: 0;
align-self: flex-start;
}
.app-tab-bar:not(.vertical-tab-layout):has(.wrap-mode) .tab-group-entry:has(.tab-group-tab)::after {
content: "";
position: absolute;
z-index: 1;
right: 0;
bottom: 0;
left: 0;
height: 2px;
border-radius: 9999px;
background: var(--tab-group-color);
pointer-events: none;
opacity: 0.82;
}
/* Wrapped group entries can span multiple flex rows. Draw the accent on each
* member pill as well so every row keeps its own bottom rule when the entry's
* bounding box does not cover the pill's painted height. */
.app-tab-bar:not(.vertical-tab-layout):has(.wrap-mode) .tab-group-tab::after {
content: "";
display: block;
position: absolute;
z-index: 1;
right: 0;
bottom: -0.5px;
left: 0;
height: 2px;
border-radius: 9999px;
background: var(--tab-group-color);
pointer-events: none;
opacity: 0.82;
}
.app-tab-bar:not(.vertical-tab-layout):has(.wrap-mode)[data-placement="bottom"] .tab-group-tab::after {
top: -0.5px;
bottom: auto;
}
/* Single-row entries clip their contents while animating group expansion.
* Draw the accent on the pill so it remains visible, compensating for the
* pill's 0.5px border to align it with the header accent. */
.app-tab-bar:not(.vertical-tab-layout):not(:has(.wrap-mode)) .tab-group-tab::after {
content: "";
display: block;
position: absolute;
z-index: 1;
right: -0.2rem;
bottom: -0.5px;
left: -0.2rem;
height: 2px;
border-radius: 9999px;
background: var(--tab-group-color);
pointer-events: none;
opacity: 0.82;
}
/* The group rail sits above the classic active inset shadow. Reuse the same
* rail segment as the active indicator so a colored group cannot hide it. */
.app-tab-bar:not(.vertical-tab-layout):not(:has(.wrap-mode)) .tab-group-tab[data-active-tab="true"]::after,
.app-tab-bar:not(.vertical-tab-layout):has(.wrap-mode) .tab-group-entry:has(.tab-group-tab[data-active-tab="true"])::after {
z-index: 2;
background: color-mix(in srgb, var(--foreground) 72%, transparent);
opacity: 1;
}
.app-tab-bar:not(.vertical-tab-layout):not(:has(.wrap-mode))[data-placement="bottom"] .tab-group-tab::after {
top: -0.5px;
bottom: auto;
}
.app-tab-bar:not(.vertical-tab-layout) .tab-group-tab--first::after {
left: -0.2rem;
}
.app-tab-bar:not(.vertical-tab-layout) .tab-group-tab--last::after {
right: 0;
}
.app-tab-bar:not(.vertical-tab-layout)[data-placement="bottom"] .tab-group-entry:has(.tab-group-tab)::after {
top: 0;
bottom: auto;
}
.app-tab-bar:not(.vertical-tab-layout):has(.wrap-mode)[data-placement="bottom"] .tab-group-entry:has(.tab-group-tab)::after {
top: 0;
bottom: auto;
}
/* Keep collapsed group members in the DOM so the cluster can contract and
* expand smoothly instead of appearing and disappearing in one frame. */
.app-tab-bar:not(.vertical-tab-layout):not(:has(.wrap-mode)) .tab-group-entry {
min-width: 0;
max-width: var(--tab-group-entry-expanded-width, 100%);
max-height: 2rem;
overflow: hidden;
transition:
max-width 140ms ease,
max-height 140ms ease,
margin 140ms ease,
opacity 100ms ease;
}
.app-tab-bar:not(.vertical-tab-layout):not(:has(.wrap-mode)) .tab-group-entry[data-tab-group-id] > .tab-group-tab {
width: var(--tab-group-entry-expanded-width, auto);
min-width: var(--tab-group-entry-expanded-width, max-content) !important;
flex: none;
}
/* The classic single-row strip is 2.25rem tall. Keep ordinary tab wrappers
* at the full row height so direct tabs such as Settings do not look taller. */
.app-tab-bar.classic-tab-layout:not(.vertical-tab-layout):not(:has(.wrap-mode)) .tab-group-entry {
height: 100%;
max-height: none;
}
@keyframes tab-group-collapse {
from {
max-width: var(--tab-group-entry-expanded-width);
opacity: 1;
}
to {
max-width: 0;
max-height: 0;
margin-inline: 0;
opacity: 0;
}
}
.app-tab-bar:not(.vertical-tab-layout):not(:has(.wrap-mode)) .tab-group-entry--collapsing {
pointer-events: none;
/* The keyframe already owns the collapse. Without this, removing the
* class at the end starts the base max-width transition a second time. */
transition: none;
animation: tab-group-collapse 140ms ease forwards;
}
.app-tab-bar:not(.vertical-tab-layout):not(:has(.wrap-mode)) .tab-group-entry--collapsed:not(.tab-group-entry--collapsing) {
max-width: 0 !important;
max-height: 0 !important;
margin: 0 !important;
opacity: 0;
overflow: hidden;
pointer-events: none;
}
/* Wrapped tabs must retain their intrinsic row height. Collapsed groups use
* the original immediate-hide behavior here rather than the single-row
* width animation, which would otherwise disturb row measurement. */
.app-tab-bar:has(.wrap-mode) .tab-group-entry--collapsed {
display: none;
}
/* Do not animate dimensions in wrapped mode. The browser must reflow the
* complete set of rows immediately when a group is expanded or collapsed. */
.app-tab-scroll.wrap-mode .tab-group-entry,
.app-tab-scroll.wrap-mode .tab-group-entry--collapsed,
.app-tab-scroll.wrap-mode .tab-group-tab,
.app-tab-scroll.wrap-mode .tab-group-header,
.app-tab-scroll.wrap-mode .tab-group-header-content {
transition: none !important;
}
.tab-group-color-option,
.tab-group-custom-color {
position: relative;
display: inline-flex;
width: 1.75rem;
height: 1.75rem;
flex: none;
cursor: pointer;
align-items: center;
justify-content: center;
border: 2px solid var(--background);
border-radius: 9999px;
background: var(--tab-group-option-color);
box-shadow: 0 0 0 1px color-mix(in srgb, var(--foreground) 18%, transparent);
outline: none;
transition:
box-shadow 150ms ease,
transform 150ms ease;
}
.tab-group-color-option:hover,
.tab-group-custom-color:hover {
transform: scale(1.08);
}
.tab-group-color-option--selected {
box-shadow:
0 0 0 2px var(--background),
0 0 0 4px var(--tab-group-option-color, var(--tab-group-color));
}
.tab-group-color-option--auto {
color: var(--muted-foreground);
background: var(--muted);
}
.tab-group-custom-color {
overflow: hidden;
background: conic-gradient(#ef4444, #f59e0b, #22c55e, #06b6d4, #3b82f6, #a855f7, #ef4444);
}
.tab-group-custom-color input {
position: absolute;
inset: 0;
width: 100%;
height: 100%;
cursor: pointer;
opacity: 0;
}
/* ------------------------------------------------------------------ */
/* Vertical placement (left/right): per-pane sidebar strips (Phase 3) */
/* ------------------------------------------------------------------ */
.vertical-tab-layout {
flex: 0 0 15rem;
--tab-group-header-inset: 0.5rem;
--tab-group-root-rail-x: 1.16rem;
--tab-group-tab-inset: 1.8rem;
--tab-group-branch-width: 0.5rem;
--tab-group-row-half: 1rem;
--tab-group-header-gap: 0.08rem;
}
.vertical-tab-layout .app-tab-strip {
display: flex;
flex-direction: column;
height: auto;
min-height: 0;
width: 100%;
}
.vertical-tab-layout .app-tab-scroll {
min-height: 0;
overflow-x: hidden;
}
.vertical-tab-layout .app-tab-pill {
width: 100%;
min-width: 0 !important;
min-height: 2rem;
height: 2rem !important;
border-right: 0;
border-radius: var(--dbx-radius-md);
background-color: var(--app-tab-background, transparent);
transition:
background-color 150ms ease,
border-color 150ms ease,
box-shadow 150ms ease,
color 150ms ease;
}
.vertical-tab-layout .app-tab-pill[data-active-tab="true"] {
border-color: color-mix(in srgb, var(--tab-group-color, var(--ring)) 18%, transparent);
box-shadow:
inset 0 0 0 1px color-mix(in srgb, var(--tab-group-color, var(--ring)) 13%, transparent),
0 1px 2px rgb(0 0 0 / 0.08),
0 3px 9px color-mix(in srgb, var(--tab-group-color, var(--foreground)) 8%, transparent);
}
/* Without semantic grouping there is no group color to distinguish the
* active item, so give the selected vertical tab a stronger neutral state. */
.vertical-tab-layout .app-tab-pill:not(.tab-group-tab)[data-active-tab="true"] {
background-color: color-mix(in srgb, var(--foreground) 16%, var(--background));
border-color: color-mix(in srgb, var(--foreground) 32%, var(--border));
box-shadow:
inset 3px 0 0 var(--ring),
inset 0 0 0 1px color-mix(in srgb, var(--foreground) 18%, transparent),
0 1px 2px rgb(0 0 0 / 0.08);
}
.vertical-tab-layout .tab-group-tab[data-active-tab="true"] {
background-color: var(--tab-group-soft);
}
.vertical-tab-layout .app-tab-scroll > * {
width: 100%;
flex: none;
}
/* The section wrappers use display: contents in vertical mode, so their
* children become the effective flex items. Keep each tab wrapper at its
* intended row height and let the strip scroll instead of compressing rows. */
.vertical-tab-layout .tab-group-entry {
width: 100%;
min-height: 0;
max-height: 2rem;
flex: none;
overflow: hidden;
opacity: 1;
transition:
max-height 140ms ease,
opacity 100ms ease;
}
.vertical-tab-layout .tab-group-entry--collapsed {
max-height: 0;
opacity: 0;
pointer-events: none;
}
.vertical-tab-layout--collapsed .tab-group-entry {
max-height: 2.5rem;
overflow: visible;
}
.vertical-tab-layout--collapsed .tab-group-entry--collapsed {
max-height: 0;
overflow: hidden;
}
.vertical-tab-layout--collapsed .app-tab-scroll {
align-items: center;
}
.vertical-tab-layout--collapsed .app-tab-pill {
position: relative;
width: 2.5rem;
min-height: 2.5rem;
height: 2.5rem !important;
justify-content: center;
margin: 0.125rem auto;
padding: 0 !important;
border-radius: var(--dbx-radius-md);
}
.vertical-tab-layout--collapsed .compact-dirty-tab-marker {
position: absolute;
top: 0.3rem;
right: 0.3rem;
width: 0.35rem;
height: 0.35rem;
border-radius: 9999px;
background: var(--destructive);
box-shadow: 0 0 0 1px var(--background);
}
/* Both portal hosts size from the badges actually rendered, including search
* filtering and multiple editor groups. All bars fill the same host width. */
[data-workspace-tab-navigation],
[data-special-page-navigation] {
--collapsed-tab-rail-width: 3.5rem;
}
[data-workspace-tab-navigation]:has(.vertical-tab-layout--collapsed .tab-group-count),
[data-special-page-navigation]:has(.vertical-tab-layout--collapsed .tab-group-count) {
--collapsed-tab-rail-width: 4.5rem;
}
.vertical-tab-layout.vertical-tab-layout--collapsed .tab-group-header {
width: 100% !important;
height: 1.75rem;
margin: 0.35rem 0 0.1rem;
}
.vertical-tab-layout.vertical-tab-layout--collapsed .tab-group-header-content {
justify-content: center;
padding-inline: 0.55rem;
}
.vertical-tab-layout.vertical-tab-layout--collapsed .tab-group-header-content:has(.tab-group-count) {
justify-content: space-between;
}
.vertical-tab-layout.vertical-tab-layout--collapsed .tab-group-label,
.vertical-tab-layout.vertical-tab-layout--collapsed .tab-group-pin {
display: none;
}
.vertical-tab-layout.vertical-tab-layout--collapsed .tab-group-count {
position: static;
z-index: auto;
margin-inline-start: auto;
min-width: 1.15rem;
height: 1.15rem;
padding-inline: 0.2rem;
transform: none;
box-shadow: none;
}
/* Reserve a separate slot for the count in the compact group header. */
.vertical-tab-layout.vertical-tab-layout--collapsed .tab-group-header:has(.tab-group-count) .tab-group-database-icon {
display: none;
}
.vertical-tab-layout.vertical-tab-layout--collapsed .tab-group-tab {
width: 2.5rem;
margin-inline: auto;
padding: 0 !important;
}
.vertical-tab-layout.vertical-tab-layout--collapsed .tab-group-header::after,
.vertical-tab-layout.vertical-tab-layout--collapsed .tab-group-tab::before,
.vertical-tab-layout.vertical-tab-layout--collapsed .tab-group-tab::after {
display: none;
}
.vertical-tab-layout .tab-group-header {
position: relative;
width: calc(100% - 1rem) !important;
height: 2rem;
align-self: center;
margin: 0.35rem var(--tab-group-header-inset) var(--tab-group-header-gap);
padding: 0;
color: var(--foreground);
font-size: 0.75rem;
font-weight: 650;
line-height: 1rem;
}
.vertical-tab-layout .tab-group-header,
.vertical-tab-layout .tab-group-tab {
--tab-group-vertical-rail: color-mix(in srgb, var(--tab-group-color) 30%, var(--background));
}
.vertical-tab-layout .tab-group-header-content {
width: 100%;
height: 100%;
border-radius: var(--dbx-radius-md);
padding-inline: 0.55rem;
}
.vertical-tab-layout .tab-group-header:hover .tab-group-header-content,
.vertical-tab-layout .tab-group-header--active .tab-group-header-content {
background: var(--tab-group-soft);
}
.vertical-tab-layout .tab-group-header--active {
color: var(--tab-group-color);
}
.vertical-tab-layout .tab-group-header:not(.tab-group-header--collapsed)::after {
content: "";
position: absolute;
z-index: 1;
top: 50%;
bottom: calc(0rem - var(--tab-group-header-gap) - var(--tab-group-row-half));
left: calc(var(--tab-group-root-rail-x) - var(--tab-group-header-inset));
width: calc(var(--tab-group-tab-inset) - var(--tab-group-root-rail-x));
border-bottom: 1px solid var(--tab-group-vertical-rail);
border-left: 1px solid var(--tab-group-vertical-rail);
border-bottom-left-radius: 0.1875rem;
pointer-events: none;
}
.vertical-tab-layout .tab-group-header:not(.tab-group-header--collapsed) .tab-group-marker {
position: relative;
z-index: 2;
}
.vertical-tab-layout .tab-group-tab {
position: relative;
width: calc(100% - var(--tab-group-tab-inset) - 0.25rem);
margin-inline: var(--tab-group-tab-inset) 0.25rem;
padding-inline: 0.2rem 0.25rem !important;
border-color: transparent;
}
.vertical-tab-layout .tab-group-tab::before {
content: "";
position: absolute;
top: -0.25rem;
bottom: -0.25rem;
left: calc(0rem - var(--tab-group-branch-width));
width: 1px;
border-radius: 9999px;
background: var(--tab-group-vertical-rail);
pointer-events: none;
}
.vertical-tab-layout .tab-group-tab--first::before {
top: 50%;
}
.vertical-tab-layout .tab-group-tab--last::before {
bottom: 50%;
border-radius: 9999px 9999px 0 0;
}
.vertical-tab-layout .tab-group-tab::after {
content: "";
position: absolute;
top: calc(50% - 0.5px);
left: calc(0rem - var(--tab-group-branch-width));
width: var(--tab-group-branch-width);
height: 1px;
border-radius: 0 9999px 9999px 0;
background: var(--tab-group-vertical-rail);
pointer-events: none;
}
.vertical-tab-layout .tab-group-tab--first::after {
display: none;
}