/* 视觉标注画布：只用 --ox-* / --vision-slot-* 令牌，禁止硬编码色值。 */
:root {
    --vision-slot-0: var(--ox-accent);
    --vision-slot-1: color-mix(in oklab, var(--ox-accent) 55%, var(--ox-text-primary));
    --vision-slot-2: color-mix(in oklab, var(--ox-accent) 70%, transparent);
    --vision-slot-3: var(--ox-text-primary);
    --vision-slot-4: color-mix(in oklab, var(--ox-accent) 40%, var(--ox-text-secondary));
    --vision-slot-5: color-mix(in oklab, var(--ox-text-primary) 65%, var(--ox-accent));
    --vision-slot-6: color-mix(in oklab, var(--ox-accent) 80%, var(--ox-bg, transparent));
    --vision-slot-7: var(--ox-text-secondary);
}

.vision-label-stage {
    display: flex;
    flex-direction: column;
    min-height: 0;
    height: 100%;
}

.vision-label-toolbar {
    display: flex;
    align-items: center;
    gap: var(--ox-space);
    min-height: var(--ox-panel-header-h);
    padding: 0 var(--ox-panel-header-px);
}

.vision-label-toolbar .manage-btn-icon.is-active {
    color: var(--ox-accent);
    background: color-mix(in oklab, var(--ox-accent) 12%, transparent);
}

.vision-label-toolbar__meta {
    margin-left: auto;
    font-size: var(--ox-fs-secondary);
    color: var(--ox-text-secondary);
}

.vision-class-pills {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--ox-space);
    flex-shrink: 0;
    padding: var(--ox-space) var(--ox-panel-header-px);
}

.vision-class-pill {
    display: inline-flex;
    align-items: stretch;
    min-height: var(--ox-btn-size);
    border: 1px solid var(--ox-border, var(--shell-border));
    border-radius: var(--ox-radius);
    background: transparent;
    color: var(--ox-text-primary);
    font: inherit;
    font-size: var(--ox-fs-secondary);
    line-height: 1.25;
}

.vision-class-pill__main,
button.vision-class-pill.is-add {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 0;
    background: transparent;
    color: inherit;
    font: inherit;
    font-size: inherit;
    line-height: inherit;
    cursor: pointer;
}

.vision-class-pill__main {
    gap: var(--ox-space);
    min-height: var(--ox-btn-size);
    padding: var(--ox-space) calc(var(--ox-space) + var(--ox-space-xs));
}

.vision-class-pill__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: var(--ox-btn-size);
    min-height: var(--ox-btn-size);
    padding: 0;
    border: 0;
    background: transparent;
    color: var(--ox-text-secondary);
    cursor: pointer;
}

.vision-class-pill__icon:hover {
    color: var(--ox-text-primary);
    background: color-mix(in oklab, var(--ox-accent) 10%, transparent);
}

.vision-class-pill.is-editing {
    align-items: center;
    gap: var(--ox-space);
    padding: var(--ox-space-xs) var(--ox-space);
}

.vision-class-pill__field {
    position: relative;
    display: inline-flex;
    align-items: center;
    min-width: 8.5rem;
}

.vision-class-pill__field .ox-form-control {
    width: 9.5rem;
    min-height: var(--ox-btn-size);
    padding-right: calc(var(--ox-btn-size) * 2);
    border: 0;
    background: transparent;
    box-shadow: none;
}

.vision-class-pill__field-actions {
    position: absolute;
    top: 0;
    right: 0;
    display: flex;
    height: 100%;
}

button.vision-class-pill.is-add {
    width: var(--ox-btn-size);
    min-height: var(--ox-btn-size);
    padding: 0;
}

.vision-class-pill:hover {
    background: color-mix(in oklab, var(--ox-accent) 8%, transparent);
}

.vision-class-pill.is-active {
    border-color: var(--ox-accent);
    background: color-mix(in oklab, var(--ox-accent) 12%, transparent);
}

.vision-label-canvas-host {
    position: relative;
    flex: 1;
    min-height: 240px;
    margin: 0 var(--ox-panel-header-px) var(--ox-space);
    border: 1px solid var(--ox-border, var(--shell-border));
    border-radius: var(--ox-radius);
    overflow: hidden;
    background:
        radial-gradient(circle at 1px 1px, color-mix(in oklab, var(--ox-text-primary) 10%, transparent) 1px, transparent 0) 0 0 / 16px 16px;
}

.vision-label-canvas-host img {
    position: absolute;
    inset: 0;
    margin: auto;
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    pointer-events: none;
    display: block;
}

.vision-label-canvas-host canvas {
    position: absolute;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
    cursor: crosshair;
    touch-action: none;
}

#vision-label-upload,
#vision-dataset-upload,
#vision-dataset-folder,
#vision-model-predict {
    position: absolute;
    width: 1px;
    height: 1px;
    opacity: 0;
    overflow: hidden;
}

.manage-middle.dx-style.vision-datasets-split,
.manage-middle.dx-style.vision-models-split {
    gap: 0;
    width: 100%;
}

.manage-middle.dx-style.vision-datasets-split > .manage-panel.vision-dataset-pane,
.manage-middle.dx-style.vision-models-split > .manage-panel.vision-dataset-pane {
    flex: 0 0 18.5rem;
    flex-grow: 0;
    flex-shrink: 0;
    width: 18.5rem;
    min-width: 18.5rem;
    max-width: 18.5rem;
    border-right: none;
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

.manage-middle.dx-style.vision-datasets-split > .vision-datasets-splitter,
.manage-middle.dx-style.vision-models-split > .vision-datasets-splitter {
    flex: 0 0 1px;
    width: 1px;
    min-width: 1px;
    align-self: stretch;
    background: var(--ox-border, var(--shell-border));
    pointer-events: none;
}

.manage-middle.dx-style.vision-datasets-split > .manage-panel.vision-image-pane,
.manage-middle.dx-style.vision-models-split > .manage-panel.vision-image-pane {
    flex: 1 1 auto;
    min-width: 0;
    border-left: none;
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
}

.manage-middle.dx-style.vision-models-split > .manage-panel.vision-dataset-pane {
    flex-basis: 22rem;
    width: 22rem;
    min-width: 22rem;
    max-width: 22rem;
}

.vision-dataset-list {
    display: flex;
    flex-direction: column;
    gap: var(--ox-space);
    padding: var(--ox-space);
    overflow: auto;
    min-height: 0;
    flex: 1 1 auto;
}

.vision-dataset-card {
    display: flex;
    align-items: flex-start;
    gap: var(--ox-space-xs);
    padding: var(--ox-space);
    border: 1px solid var(--ox-border, var(--shell-border));
    border-radius: var(--ox-radius);
    cursor: pointer;
    background: var(--ox-surface, transparent);
}

.vision-dataset-card:hover {
    border-color: color-mix(in oklab, var(--ox-accent) 45%, var(--ox-border, var(--shell-border)));
}

.vision-dataset-card.is-active {
    border-color: color-mix(in oklab, var(--ox-accent) 55%, var(--ox-border, var(--shell-border)));
    background: color-mix(in oklab, var(--ox-accent) 10%, transparent);
}

.vision-dataset-card__body {
    flex: 1 1 auto;
    min-width: 0;
}

.vision-dataset-card__name {
    font-size: var(--ox-fs-title, var(--ox-fs-body));
    font-weight: var(--ox-fw-semibold);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.vision-dataset-card__code {
    margin: 0.125rem 0;
    font-size: var(--ox-fs-secondary);
    color: var(--ox-text-secondary);
}

.vision-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(9rem, 1fr));
    grid-auto-rows: auto;
    align-content: start;
    align-items: start;
    gap: var(--ox-space);
    padding: var(--ox-space);
    overflow: auto;
    min-height: 0;
    flex: 1 1 auto;
}

.vision-gallery-card {
    display: flex;
    flex-direction: column;
    position: relative;
    min-width: 0;
    height: auto;
    align-self: start;
    border: 1px solid var(--ox-border, var(--shell-border));
    border-radius: var(--ox-radius);
    overflow: hidden;
    cursor: pointer;
    background: var(--ox-surface, transparent);
}

.vision-gallery-card:hover {
    border-color: color-mix(in oklab, var(--ox-accent) 45%, var(--ox-border, var(--shell-border)));
}

.vision-gallery-card.is-active {
    border-color: color-mix(in oklab, var(--ox-accent) 55%, var(--ox-border, var(--shell-border)));
    background: color-mix(in oklab, var(--ox-accent) 10%, transparent);
}

.vision-gallery-card.is-checked {
    border-color: var(--ox-accent);
    background: color-mix(in oklab, var(--ox-accent) 12%, transparent);
}

.vision-gallery-card__check {
    position: absolute;
    top: var(--ox-space-xs);
    left: var(--ox-space-xs);
    z-index: 1;
    box-sizing: border-box;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: var(--ox-btn-size);
    height: var(--ox-btn-size);
    padding: 0;
    border: 1px solid var(--ox-border, var(--shell-border));
    border-radius: var(--ox-radius);
    background: var(--ox-surface, transparent);
    color: var(--ox-accent);
    cursor: pointer;
}

.vision-gallery-card__check.is-on {
    border-color: var(--ox-accent);
    background: var(--ox-accent);
    color: var(--ox-surface, #fff);
}

.vision-gallery-card img {
    display: block;
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    background:
        radial-gradient(circle at 1px 1px, color-mix(in oklab, var(--ox-text-primary) 10%, transparent) 1px, transparent 0) 0 0 / 16px 16px;
}

.vision-gallery-card__meta {
    display: flex;
    align-items: center;
    gap: var(--ox-space-xs);
    padding: var(--ox-space-xs) var(--ox-space-xs) var(--ox-space-xs) var(--ox-space);
    min-width: 0;
}

.vision-gallery-card__name {
    flex: 1 1 auto;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: var(--ox-fs-secondary);
}

.vision-thumb-list {
    display: flex;
    flex-direction: column;
    gap: var(--ox-space-xs);
}

.vision-thumb img {
    width: 2rem;
    height: 2rem;
    object-fit: cover;
    border-radius: var(--ox-radius);
    flex-shrink: 0;
    background: var(--ox-surface, transparent);
}

.vision-thumb {
    display: flex;
    align-items: center;
    gap: var(--ox-space-xs);
    padding: var(--ox-space-xs) var(--ox-space);
    border-radius: var(--ox-radius);
    cursor: pointer;
    font-size: var(--ox-fs-secondary);
}

.vision-thumb:hover {
    background: color-mix(in oklab, var(--ox-accent) 8%, transparent);
}

.vision-thumb.is-active {
    background: color-mix(in oklab, var(--ox-accent) 14%, transparent);
}

.vision-class-chip {
    display: flex;
    align-items: center;
    gap: var(--ox-space);
    min-height: var(--ox-btn-size);
    min-width: 0;
}

.vision-slot-dot {
    width: 0.625rem;
    height: 0.625rem;
    border-radius: 999px;
    background: var(--vision-slot-0);
    flex-shrink: 0;
}

.manage-panel.vision-image-pane > .vision-predict-host {
    flex: 1 1 auto;
    min-height: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--ox-space);
    overflow: auto;
    position: relative;
}

.vision-predict-shot {
    position: relative;
    display: inline-block;
    max-width: 100%;
    max-height: 100%;
}

.vision-predict-shot img {
    display: block;
    max-width: 100%;
    max-height: min(100%, calc(100vh - 10rem));
    width: auto;
    height: auto;
}

.vision-predict-overlay {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.vision-predict-box {
    position: absolute;
    box-sizing: border-box;
    border: 2px solid var(--vision-box-color, var(--ox-accent));
    background: color-mix(in oklab, var(--vision-box-color, var(--ox-accent)) 16%, transparent);
}

.vision-predict-box__label {
    position: absolute;
    left: 0;
    top: 0;
    max-width: 100%;
    padding: 0 0.35rem;
    font-size: var(--ox-fs-caption, 0.6875rem);
    line-height: 1.4;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    background: var(--ox-surface, #fff);
    color: var(--ox-text-primary);
    border-right: 2px solid var(--vision-box-color, var(--ox-accent));
    border-bottom: 2px solid var(--vision-box-color, var(--ox-accent));
}

.vision-predict-busy {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: color-mix(in oklab, var(--ox-surface, #fff) 72%, transparent);
    color: var(--ox-text-secondary);
    font-size: var(--ox-fs-secondary);
}