/* Component-level styling hooks (data-ui=...) */

[data-ui="loading"] {
    padding: var(--space-3);
    font-size: 14px;
    color: var(--color-muted);
}

[data-ui="pane"] {
    overflow: auto;
    padding-right: var(--space-1);
}

[data-ui="panel-shell"] {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2);
    padding: var(--space-3);
    background: var(--color-surface-1);
}

[data-ui="panel-title"] {
    font-weight: 700;
    margin-bottom: var(--space-2);
}

[data-ui="panel-body"] {
    display: grid;
    gap: var(--space-3);
}

[data-ui="panel-actions"] {
    display: flex;
    gap: var(--space-2);
}

[data-ui="solver-panels"] {
    display: grid;
    gap: var(--space-3);
}

[data-ui="control-grid"] {
    display: grid;
    grid-template-columns: 1fr 88px;
    gap: var(--space-2);
    align-items: center;
}

[data-ui="control-label"] {
    font-size: 12px;
    opacity: 0.8;
    display: block;
    margin-bottom: var(--space-1);
}

[data-ui="control-mono"] {
    font-family: var(--font-mono);
}

[data-ui="control-stack"] {
    display: grid;
    gap: var(--space-2);
}

[data-ui="control-input"],
[data-ui="control-number"],
[data-ui="control-range"] {
    width: 100%;
}

[data-ui="paper-flow"] {
    display: block;
}

[data-ui="paper-section"] {
    margin-bottom: var(--space-3);
}

[data-ui="paper-section-header"] {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--space-3);
}

[data-ui="paper-section-title"] {
    margin: 0;
    font-size: 18px;
}

[data-ui="paper-section-toggle"] {
    font-size: 12px;
}

[data-ui="paper-section-body"] {
    margin-top: var(--space-2);
    line-height: 1.55;
    font-size: 14px;
}

[data-ui="equation-block"] {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: var(--space-2);
    margin: var(--space-2) 0;
}

[data-ui="equation-body"] {
    justify-self: center;
    min-width: 0;
}

[data-ui="equation-number"] {
    color: var(--color-muted);
    font-variant-numeric: tabular-nums;
}

[data-ui="inline-warning"] {
    color: var(--color-danger);
}

[data-ui="figure-lane"] {
    margin: var(--space-3) 0;
}

[data-ui="figure-lane-drop"] {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    padding: var(--space-2);
    border-radius: var(--radius-2);
    background: transparent;
}

[data-ui="figure-lane-item"] {
    width: 100%;
}

[data-ui="figure-lane-drop"][data-over="true"] {
    background: var(--lane-over-bg);
}

[data-ui="figure-card"] {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2);
    padding: var(--space-3);
    background: transparent;
}

[data-ui="figure-card"][data-dragging="true"] {
    opacity: 0.6;
}

[data-ui="figure-card"][data-open="true"] [data-ui="figure-card-head"] {
    margin-bottom: var(--space-2);
}

[data-ui="figure-card-head"] {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--space-2);
}

[data-ui="figure-card-title"] {
    font-weight: 600;
}

[data-ui="figure-card-actions"] {
    display: flex;
    gap: var(--space-2);
}

[data-ui="figure-card-action"] {
    font-size: 12px;
}

[data-ui="figure-card-action"][data-action="drag"] {
    cursor: grab;
}

[data-ui="plot-controls"] {
    display: flex;
    gap: var(--space-3);
    align-items: center;
    margin-bottom: var(--space-2);
    flex-wrap: wrap;
}

[data-ui="plot-control"] {
    display: flex;
    gap: var(--space-2);
    align-items: center;
}

[data-ui="plot-control-label"] {
    font-size: 12px;
    opacity: 0.8;
}

[data-ui="plot-control-value"] {
    font-size: 12px;
    opacity: 0.8;
    min-width: 42px;
    text-align: right;
}

[data-ui="plot-figure"] {
    width: 100%;
}

[data-ui="plot-stage"] {
    width: 100%;
    height: var(--plot-height, 260px);
}

[data-ui="slides-stage"] {
    display: grid;
    grid-template-rows: auto 1fr auto;
    gap: var(--space-3);
    min-height: 100%;
}

[data-ui="slides-slide"] {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2);
    padding: var(--space-4);
    background: var(--color-surface-1);
}

[data-ui="slides-title"] {
    margin: 0 0 var(--space-2) 0;
    font-size: 20px;
}

[data-ui="slides-body"] {
    display: grid;
    gap: var(--space-3);
}

[data-ui="slides-figures"] {
    display: grid;
    gap: var(--space-3);
    margin-top: var(--space-3);
}

[data-ui="slides-nav"] {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-2);
}

[data-ui="slides-count"] {
    font-size: 12px;
    color: var(--color-muted);
    text-align: center;
}